+ const selector_chosen = quickElement('div', selector_div, '', 'id', field_id + '_selector_chosen');
+ selector_chosen.className = 'selector-chosen';
+ const title_chosen = quickElement('h2', selector_chosen, interpolate(gettext('Chosen %s') + ' ', [field_name]));
+ quickElement(
+ 'span', title_chosen, '',
+ 'class', 'help help-tooltip help-icon',
+ 'title', interpolate(
+ gettext(
+ 'This is the list of chosen %s. You may remove some by ' +
+ 'selecting them in the box below and then clicking the ' +
+ '"Remove" arrow between the two boxes.'
+ ),
+ [field_name]
+ )
+ );
+
+ const filter_selected_p = quickElement('p', selector_chosen, '', 'id', field_id + '_filter_selected');
+ filter_selected_p.className = 'selector-filter';
+
+ const search_filter_selected_label = quickElement('label', filter_selected_p, '', 'for', field_id + '_selected_input');
+
+ quickElement(
+ 'span', search_filter_selected_label, '',
+ 'class', 'help-tooltip search-label-icon',
+ 'title', interpolate(gettext("Type into this box to filter down the list of selected %s."), [field_name])
+ );
+
+ filter_selected_p.appendChild(document.createTextNode(' '));
+
+ const filter_selected_input = quickElement('input', filter_selected_p, '', 'type', 'text', 'placeholder', gettext("Filter"));
+ filter_selected_input.id = field_id + '_selected_input';
+
+ const to_box = quickElement('select', selector_chosen, '', 'id', field_id + '_to', 'multiple', '', 'size', from_box.size, 'name', from_box.name);
+ to_box.className = 'filtered';
+
+ const warning_footer = quickElement('div', selector_chosen, '', 'class', 'list-footer-display');
+ quickElement('span', warning_footer, '', 'id', field_id + '_list-footer-display-text');
+ quickElement('span', warning_footer, ' (click to clear)', 'class', 'list-footer-display__clear');
+
+ const clear_all = quickElement('a', selector_chosen, gettext('Remove all'), 'title', interpolate(gettext('Click to remove all chosen %s at once.'), [field_name]), 'href', '#', 'id', field_id + '_remove_all_link');
+ clear_all.className = 'selector-clearall';
+
+ from_box.name = from_box.name + '_old';
+
+ // Set up the JavaScript event handlers for the select box filter interface
+ const move_selection = function(e, elem, move_func, from, to) {
+ if (elem.classList.contains('active')) {
+ move_func(from, to);
+ SelectFilter.refresh_icons(field_id);
+ SelectFilter.refresh_filtered_selects(field_id);
+ SelectFilter.refresh_filtered_warning(field_id);
+ }
+ e.preventDefault();
+ };
+ choose_all.addEventListener('click', function(e) {
+ move_selection(e, this, SelectBox.move_all, field_id + '_from', field_id + '_to');
+ });
+ add_link.addEventListener('click', function(e) {
+ move_selection(e, this, SelectBox.move, field_id + '_from', field_id + '_to');
+ });
+ remove_link.addEventListener('click', function(e) {
+ move_selection(e, this, SelectBox.move, field_id + '_to', field_id + '_from');
+ });
+ clear_all.addEventListener('click', function(e) {
+ move_selection(e, this, SelectBox.move_all, field_id + '_to', field_id + '_from');
+ });
+ warning_footer.addEventListener('click', function(e) {
+ filter_selected_input.value = '';
+ SelectBox.filter(field_id + '_to', '');
+ SelectFilter.refresh_filtered_warning(field_id);
+ SelectFilter.refresh_icons(field_id);
+ });
+ filter_input.addEventListener('keypress', function(e) {
+ SelectFilter.filter_key_press(e, field_id, '_from', '_to');
+ });
+ filter_input.addEventListener('keyup', function(e) {
+ SelectFilter.filter_key_up(e, field_id, '_from');
+ });
+ filter_input.addEventListener('keydown', function(e) {
+ SelectFilter.filter_key_down(e, field_id, '_from', '_to');
+ });
+ filter_selected_input.addEventListener('keypress', function(e) {
+ SelectFilter.filter_key_press(e, field_id, '_to', '_from');
+ });
+ filter_selected_input.addEventListener('keyup', function(e) {
+ SelectFilter.filter_key_up(e, field_id, '_to', '_selected_input');
+ });
+ filter_selected_input.addEventListener('keydown', function(e) {
+ SelectFilter.filter_key_down(e, field_id, '_to', '_from');
+ });
+ selector_div.addEventListener('change', function(e) {
+ if (e.target.tagName === 'SELECT') {
+ SelectFilter.refresh_icons(field_id);
+ }
+ });
+ selector_div.addEventListener('dblclick', function(e) {
+ if (e.target.tagName === 'OPTION') {
+ if (e.target.closest('select').id === field_id + '_to') {
+ SelectBox.move(field_id + '_to', field_id + '_from');
+ } else {
+ SelectBox.move(field_id + '_from', field_id + '_to');
+ }
+ SelectFilter.refresh_icons(field_id);
+ }
+ });
+ from_box.closest('form').addEventListener('submit', function() {
+ SelectBox.filter(field_id + '_to', '');
+ SelectBox.select_all(field_id + '_to');
+ });
+ SelectBox.init(field_id + '_from');
+ SelectBox.init(field_id + '_to');
+ // Move selected from_box options to to_box
+ SelectBox.move(field_id + '_from', field_id + '_to');
+
+ // Initial icon refresh
+ SelectFilter.refresh_icons(field_id);
+ },
+ any_selected: function(field) {
+ // Temporarily add the required attribute and check validity.
+ field.required = true;
+ const any_selected = field.checkValidity();
+ field.required = false;
+ return any_selected;
+ },
+ refresh_filtered_warning: function(field_id) {
+ const count = SelectBox.get_hidden_node_count(field_id + '_to');
+ const selector = document.getElementById(field_id + '_selector_chosen');
+ const warning = document.getElementById(field_id + '_list-footer-display-text');
+ selector.className = selector.className.replace('selector-chosen--with-filtered', '');
+ warning.textContent = interpolate(ngettext(
+ '%s selected option not visible',
+ '%s selected options not visible',
+ count
+ ), [count]);
+ if(count > 0) {
+ selector.className += ' selector-chosen--with-filtered';
+ }
+ },
+ refresh_filtered_selects: function(field_id) {
+ SelectBox.filter(field_id + '_from', document.getElementById(field_id + "_input").value);
+ SelectBox.filter(field_id + '_to', document.getElementById(field_id + "_selected_input").value);
+ },
+ refresh_icons: function(field_id) {
+ const from = document.getElementById(field_id + '_from');
+ const to = document.getElementById(field_id + '_to');
+ // Active if at least one item is selected
+ document.getElementById(field_id + '_add_link').classList.toggle('active', SelectFilter.any_selected(from));
+ document.getElementById(field_id + '_remove_link').classList.toggle('active', SelectFilter.any_selected(to));
+ // Active if the corresponding box isn't empty
+ document.getElementById(field_id + '_add_all_link').classList.toggle('active', from.querySelector('option'));
+ document.getElementById(field_id + '_remove_all_link').classList.toggle('active', to.querySelector('option'));
+ SelectFilter.refresh_filtered_warning(field_id);
+ },
+ filter_key_press: function(event, field_id, source, target) {
+ const source_box = document.getElementById(field_id + source);
+ // don't submit form if user pressed Enter
+ if ((event.which && event.which === 13) || (event.keyCode && event.keyCode === 13)) {
+ source_box.selectedIndex = 0;
+ SelectBox.move(field_id + source, field_id + target);
+ source_box.selectedIndex = 0;
+ event.preventDefault();
+ }
+ },
+ filter_key_up: function(event, field_id, source, filter_input) {
+ const input = filter_input || '_input';
+ const source_box = document.getElementById(field_id + source);
+ const temp = source_box.selectedIndex;
+ SelectBox.filter(field_id + source, document.getElementById(field_id + input).value);
+ source_box.selectedIndex = temp;
+ SelectFilter.refresh_filtered_warning(field_id);
+ SelectFilter.refresh_icons(field_id);
+ },
+ filter_key_down: function(event, field_id, source, target) {
+ const source_box = document.getElementById(field_id + source);
+ // right key (39) or left key (37)
+ const direction = source === '_from' ? 39 : 37;
+ // right arrow -- move across
+ if ((event.which && event.which === direction) || (event.keyCode && event.keyCode === direction)) {
+ const old_index = source_box.selectedIndex;
+ SelectBox.move(field_id + source, field_id + target);
+ SelectFilter.refresh_filtered_selects(field_id);
+ SelectFilter.refresh_filtered_warning(field_id);
+ source_box.selectedIndex = (old_index === source_box.length) ? source_box.length - 1 : old_index;
+ return;
+ }
+ // down arrow -- wrap around
+ if ((event.which && event.which === 40) || (event.keyCode && event.keyCode === 40)) {
+ source_box.selectedIndex = (source_box.length === source_box.selectedIndex + 1) ? 0 : source_box.selectedIndex + 1;
+ }
+ // up arrow -- wrap around
+ if ((event.which && event.which === 38) || (event.keyCode && event.keyCode === 38)) {
+ source_box.selectedIndex = (source_box.selectedIndex === 0) ? source_box.length - 1 : source_box.selectedIndex - 1;
+ }
+ }
+ };
+
+ window.addEventListener('load', function(e) {
+ document.querySelectorAll('select.selectfilter, select.selectfilterstacked').forEach(function(el) {
+ const data = el.dataset;
+ SelectFilter.init(el.id, data.fieldName, parseInt(data.isStacked, 10));
+ });
+ });
+}
diff --git a/djangoProject 方彦文/staticfiles/admin/js/actions.js b/djangoProject 方彦文/staticfiles/admin/js/actions.js
new file mode 100644
index 00000000..6a2ae91a
--- /dev/null
+++ b/djangoProject 方彦文/staticfiles/admin/js/actions.js
@@ -0,0 +1,204 @@
+/*global gettext, interpolate, ngettext*/
+'use strict';
+{
+ function show(selector) {
+ document.querySelectorAll(selector).forEach(function(el) {
+ el.classList.remove('hidden');
+ });
+ }
+
+ function hide(selector) {
+ document.querySelectorAll(selector).forEach(function(el) {
+ el.classList.add('hidden');
+ });
+ }
+
+ function showQuestion(options) {
+ hide(options.acrossClears);
+ show(options.acrossQuestions);
+ hide(options.allContainer);
+ }
+
+ function showClear(options) {
+ show(options.acrossClears);
+ hide(options.acrossQuestions);
+ document.querySelector(options.actionContainer).classList.remove(options.selectedClass);
+ show(options.allContainer);
+ hide(options.counterContainer);
+ }
+
+ function reset(options) {
+ hide(options.acrossClears);
+ hide(options.acrossQuestions);
+ hide(options.allContainer);
+ show(options.counterContainer);
+ }
+
+ function clearAcross(options) {
+ reset(options);
+ const acrossInputs = document.querySelectorAll(options.acrossInput);
+ acrossInputs.forEach(function(acrossInput) {
+ acrossInput.value = 0;
+ });
+ document.querySelector(options.actionContainer).classList.remove(options.selectedClass);
+ }
+
+ function checker(actionCheckboxes, options, checked) {
+ if (checked) {
+ showQuestion(options);
+ } else {
+ reset(options);
+ }
+ actionCheckboxes.forEach(function(el) {
+ el.checked = checked;
+ el.closest('tr').classList.toggle(options.selectedClass, checked);
+ });
+ }
+
+ function updateCounter(actionCheckboxes, options) {
+ const sel = Array.from(actionCheckboxes).filter(function(el) {
+ return el.checked;
+ }).length;
+ const counter = document.querySelector(options.counterContainer);
+ // data-actions-icnt is defined in the generated HTML
+ // and contains the total amount of objects in the queryset
+ const actions_icnt = Number(counter.dataset.actionsIcnt);
+ counter.textContent = interpolate(
+ ngettext('%(sel)s of %(cnt)s selected', '%(sel)s of %(cnt)s selected', sel), {
+ sel: sel,
+ cnt: actions_icnt
+ }, true);
+ const allToggle = document.getElementById(options.allToggleId);
+ allToggle.checked = sel === actionCheckboxes.length;
+ if (allToggle.checked) {
+ showQuestion(options);
+ } else {
+ clearAcross(options);
+ }
+ }
+
+ const defaults = {
+ actionContainer: "div.actions",
+ counterContainer: "span.action-counter",
+ allContainer: "div.actions span.all",
+ acrossInput: "div.actions input.select-across",
+ acrossQuestions: "div.actions span.question",
+ acrossClears: "div.actions span.clear",
+ allToggleId: "action-toggle",
+ selectedClass: "selected"
+ };
+
+ window.Actions = function(actionCheckboxes, options) {
+ options = Object.assign({}, defaults, options);
+ let list_editable_changed = false;
+ let lastChecked = null;
+ let shiftPressed = false;
+
+ document.addEventListener('keydown', (event) => {
+ shiftPressed = event.shiftKey;
+ });
+
+ document.addEventListener('keyup', (event) => {
+ shiftPressed = event.shiftKey;
+ });
+
+ document.getElementById(options.allToggleId).addEventListener('click', function(event) {
+ checker(actionCheckboxes, options, this.checked);
+ updateCounter(actionCheckboxes, options);
+ });
+
+ document.querySelectorAll(options.acrossQuestions + " a").forEach(function(el) {
+ el.addEventListener('click', function(event) {
+ event.preventDefault();
+ const acrossInputs = document.querySelectorAll(options.acrossInput);
+ acrossInputs.forEach(function(acrossInput) {
+ acrossInput.value = 1;
+ });
+ showClear(options);
+ });
+ });
+
+ document.querySelectorAll(options.acrossClears + " a").forEach(function(el) {
+ el.addEventListener('click', function(event) {
+ event.preventDefault();
+ document.getElementById(options.allToggleId).checked = false;
+ clearAcross(options);
+ checker(actionCheckboxes, options, false);
+ updateCounter(actionCheckboxes, options);
+ });
+ });
+
+ function affectedCheckboxes(target, withModifier) {
+ const multiSelect = (lastChecked && withModifier && lastChecked !== target);
+ if (!multiSelect) {
+ return [target];
+ }
+ const checkboxes = Array.from(actionCheckboxes);
+ const targetIndex = checkboxes.findIndex(el => el === target);
+ const lastCheckedIndex = checkboxes.findIndex(el => el === lastChecked);
+ const startIndex = Math.min(targetIndex, lastCheckedIndex);
+ const endIndex = Math.max(targetIndex, lastCheckedIndex);
+ const filtered = checkboxes.filter((el, index) => (startIndex <= index) && (index <= endIndex));
+ return filtered;
+ };
+
+ Array.from(document.getElementById('result_list').tBodies).forEach(function(el) {
+ el.addEventListener('change', function(event) {
+ const target = event.target;
+ if (target.classList.contains('action-select')) {
+ const checkboxes = affectedCheckboxes(target, shiftPressed);
+ checker(checkboxes, options, target.checked);
+ updateCounter(actionCheckboxes, options);
+ lastChecked = target;
+ } else {
+ list_editable_changed = true;
+ }
+ });
+ });
+
+ document.querySelector('#changelist-form button[name=index]').addEventListener('click', function(event) {
+ if (list_editable_changed) {
+ const confirmed = confirm(gettext("You have unsaved changes on individual editable fields. If you run an action, your unsaved changes will be lost."));
+ if (!confirmed) {
+ event.preventDefault();
+ }
+ }
+ });
+
+ const el = document.querySelector('#changelist-form input[name=_save]');
+ // The button does not exist if no fields are editable.
+ if (el) {
+ el.addEventListener('click', function(event) {
+ if (document.querySelector('[name=action]').value) {
+ const text = list_editable_changed
+ ? gettext("You have selected an action, but you haven’t saved your changes to individual fields yet. Please click OK to save. You’ll need to re-run the action.")
+ : gettext("You have selected an action, and you haven’t made any changes on individual fields. You’re probably looking for the Go button rather than the Save button.");
+ if (!confirm(text)) {
+ event.preventDefault();
+ }
+ }
+ });
+ }
+ // Sync counter when navigating to the page, such as through the back
+ // button.
+ window.addEventListener('pageshow', (event) => updateCounter(actionCheckboxes, options));
+ };
+
+ // Call function fn when the DOM is loaded and ready. If it is already
+ // loaded, call the function now.
+ // http://youmightnotneedjquery.com/#ready
+ function ready(fn) {
+ if (document.readyState !== 'loading') {
+ fn();
+ } else {
+ document.addEventListener('DOMContentLoaded', fn);
+ }
+ }
+
+ ready(function() {
+ const actionsEls = document.querySelectorAll('tr input.action-select');
+ if (actionsEls.length > 0) {
+ Actions(actionsEls);
+ }
+ });
+}
diff --git a/djangoProject 方彦文/staticfiles/admin/js/admin/DateTimeShortcuts.js b/djangoProject 方彦文/staticfiles/admin/js/admin/DateTimeShortcuts.js
new file mode 100644
index 00000000..aa1cae9e
--- /dev/null
+++ b/djangoProject 方彦文/staticfiles/admin/js/admin/DateTimeShortcuts.js
@@ -0,0 +1,408 @@
+/*global Calendar, findPosX, findPosY, get_format, gettext, gettext_noop, interpolate, ngettext, quickElement*/
+// Inserts shortcut buttons after all of the following:
+//
+//
+'use strict';
+{
+ const DateTimeShortcuts = {
+ calendars: [],
+ calendarInputs: [],
+ clockInputs: [],
+ clockHours: {
+ default_: [
+ [gettext_noop('Now'), -1],
+ [gettext_noop('Midnight'), 0],
+ [gettext_noop('6 a.m.'), 6],
+ [gettext_noop('Noon'), 12],
+ [gettext_noop('6 p.m.'), 18]
+ ]
+ },
+ dismissClockFunc: [],
+ dismissCalendarFunc: [],
+ calendarDivName1: 'calendarbox', // name of calendar
that gets toggled
+ calendarDivName2: 'calendarin', // name of
that contains calendar
+ calendarLinkName: 'calendarlink', // name of the link that is used to toggle
+ clockDivName: 'clockbox', // name of clock
that gets toggled
+ clockLinkName: 'clocklink', // name of the link that is used to toggle
+ shortCutsClass: 'datetimeshortcuts', // class of the clock and cal shortcuts
+ timezoneWarningClass: 'timezonewarning', // class of the warning for timezone mismatch
+ timezoneOffset: 0,
+ init: function() {
+ const serverOffset = document.body.dataset.adminUtcOffset;
+ if (serverOffset) {
+ const localOffset = new Date().getTimezoneOffset() * -60;
+ DateTimeShortcuts.timezoneOffset = localOffset - serverOffset;
+ }
+
+ for (const inp of document.getElementsByTagName('input')) {
+ if (inp.type === 'text' && inp.classList.contains('vTimeField')) {
+ DateTimeShortcuts.addClock(inp);
+ DateTimeShortcuts.addTimezoneWarning(inp);
+ }
+ else if (inp.type === 'text' && inp.classList.contains('vDateField')) {
+ DateTimeShortcuts.addCalendar(inp);
+ DateTimeShortcuts.addTimezoneWarning(inp);
+ }
+ }
+ },
+ // Return the current time while accounting for the server timezone.
+ now: function() {
+ const serverOffset = document.body.dataset.adminUtcOffset;
+ if (serverOffset) {
+ const localNow = new Date();
+ const localOffset = localNow.getTimezoneOffset() * -60;
+ localNow.setTime(localNow.getTime() + 1000 * (serverOffset - localOffset));
+ return localNow;
+ } else {
+ return new Date();
+ }
+ },
+ // Add a warning when the time zone in the browser and backend do not match.
+ addTimezoneWarning: function(inp) {
+ const warningClass = DateTimeShortcuts.timezoneWarningClass;
+ let timezoneOffset = DateTimeShortcuts.timezoneOffset / 3600;
+
+ // Only warn if there is a time zone mismatch.
+ if (!timezoneOffset) {
+ return;
+ }
+
+ // Check if warning is already there.
+ if (inp.parentNode.querySelectorAll('.' + warningClass).length) {
+ return;
+ }
+
+ let message;
+ if (timezoneOffset > 0) {
+ message = ngettext(
+ 'Note: You are %s hour ahead of server time.',
+ 'Note: You are %s hours ahead of server time.',
+ timezoneOffset
+ );
+ }
+ else {
+ timezoneOffset *= -1;
+ message = ngettext(
+ 'Note: You are %s hour behind server time.',
+ 'Note: You are %s hours behind server time.',
+ timezoneOffset
+ );
+ }
+ message = interpolate(message, [timezoneOffset]);
+
+ const warning = document.createElement('div');
+ warning.classList.add('help', warningClass);
+ warning.textContent = message;
+ inp.parentNode.appendChild(warning);
+ },
+ // Add clock widget to a given field
+ addClock: function(inp) {
+ const num = DateTimeShortcuts.clockInputs.length;
+ DateTimeShortcuts.clockInputs[num] = inp;
+ DateTimeShortcuts.dismissClockFunc[num] = function() { DateTimeShortcuts.dismissClock(num); return true; };
+
+ // Shortcut links (clock icon and "Now" link)
+ const shortcuts_span = document.createElement('span');
+ shortcuts_span.className = DateTimeShortcuts.shortCutsClass;
+ inp.parentNode.insertBefore(shortcuts_span, inp.nextSibling);
+ const now_link = document.createElement('a');
+ now_link.href = "#";
+ now_link.textContent = gettext('Now');
+ now_link.addEventListener('click', function(e) {
+ e.preventDefault();
+ DateTimeShortcuts.handleClockQuicklink(num, -1);
+ });
+ const clock_link = document.createElement('a');
+ clock_link.href = '#';
+ clock_link.id = DateTimeShortcuts.clockLinkName + num;
+ clock_link.addEventListener('click', function(e) {
+ e.preventDefault();
+ // avoid triggering the document click handler to dismiss the clock
+ e.stopPropagation();
+ DateTimeShortcuts.openClock(num);
+ });
+
+ quickElement(
+ 'span', clock_link, '',
+ 'class', 'clock-icon',
+ 'title', gettext('Choose a Time')
+ );
+ shortcuts_span.appendChild(document.createTextNode('\u00A0'));
+ shortcuts_span.appendChild(now_link);
+ shortcuts_span.appendChild(document.createTextNode('\u00A0|\u00A0'));
+ shortcuts_span.appendChild(clock_link);
+
+ // Create clock link div
+ //
+ // Markup looks like:
+ //
+ //
Choose a time
+ //
+ //
Cancel
+ //
+
+ const clock_box = document.createElement('div');
+ clock_box.style.display = 'none';
+ clock_box.style.position = 'absolute';
+ clock_box.className = 'clockbox module';
+ clock_box.id = DateTimeShortcuts.clockDivName + num;
+ document.body.appendChild(clock_box);
+ clock_box.addEventListener('click', function(e) { e.stopPropagation(); });
+
+ quickElement('h2', clock_box, gettext('Choose a time'));
+ const time_list = quickElement('ul', clock_box);
+ time_list.className = 'timelist';
+ // The list of choices can be overridden in JavaScript like this:
+ // DateTimeShortcuts.clockHours.name = [['3 a.m.', 3]];
+ // where name is the name attribute of the
.
+ const name = typeof DateTimeShortcuts.clockHours[inp.name] === 'undefined' ? 'default_' : inp.name;
+ DateTimeShortcuts.clockHours[name].forEach(function(element) {
+ const time_link = quickElement('a', quickElement('li', time_list), gettext(element[0]), 'href', '#');
+ time_link.addEventListener('click', function(e) {
+ e.preventDefault();
+ DateTimeShortcuts.handleClockQuicklink(num, element[1]);
+ });
+ });
+
+ const cancel_p = quickElement('p', clock_box);
+ cancel_p.className = 'calendar-cancel';
+ const cancel_link = quickElement('a', cancel_p, gettext('Cancel'), 'href', '#');
+ cancel_link.addEventListener('click', function(e) {
+ e.preventDefault();
+ DateTimeShortcuts.dismissClock(num);
+ });
+
+ document.addEventListener('keyup', function(event) {
+ if (event.which === 27) {
+ // ESC key closes popup
+ DateTimeShortcuts.dismissClock(num);
+ event.preventDefault();
+ }
+ });
+ },
+ openClock: function(num) {
+ const clock_box = document.getElementById(DateTimeShortcuts.clockDivName + num);
+ const clock_link = document.getElementById(DateTimeShortcuts.clockLinkName + num);
+
+ // Recalculate the clockbox position
+ // is it left-to-right or right-to-left layout ?
+ if (window.getComputedStyle(document.body).direction !== 'rtl') {
+ clock_box.style.left = findPosX(clock_link) + 17 + 'px';
+ }
+ else {
+ // since style's width is in em, it'd be tough to calculate
+ // px value of it. let's use an estimated px for now
+ clock_box.style.left = findPosX(clock_link) - 110 + 'px';
+ }
+ clock_box.style.top = Math.max(0, findPosY(clock_link) - 30) + 'px';
+
+ // Show the clock box
+ clock_box.style.display = 'block';
+ document.addEventListener('click', DateTimeShortcuts.dismissClockFunc[num]);
+ },
+ dismissClock: function(num) {
+ document.getElementById(DateTimeShortcuts.clockDivName + num).style.display = 'none';
+ document.removeEventListener('click', DateTimeShortcuts.dismissClockFunc[num]);
+ },
+ handleClockQuicklink: function(num, val) {
+ let d;
+ if (val === -1) {
+ d = DateTimeShortcuts.now();
+ }
+ else {
+ d = new Date(1970, 1, 1, val, 0, 0, 0);
+ }
+ DateTimeShortcuts.clockInputs[num].value = d.strftime(get_format('TIME_INPUT_FORMATS')[0]);
+ DateTimeShortcuts.clockInputs[num].focus();
+ DateTimeShortcuts.dismissClock(num);
+ },
+ // Add calendar widget to a given field.
+ addCalendar: function(inp) {
+ const num = DateTimeShortcuts.calendars.length;
+
+ DateTimeShortcuts.calendarInputs[num] = inp;
+ DateTimeShortcuts.dismissCalendarFunc[num] = function() { DateTimeShortcuts.dismissCalendar(num); return true; };
+
+ // Shortcut links (calendar icon and "Today" link)
+ const shortcuts_span = document.createElement('span');
+ shortcuts_span.className = DateTimeShortcuts.shortCutsClass;
+ inp.parentNode.insertBefore(shortcuts_span, inp.nextSibling);
+ const today_link = document.createElement('a');
+ today_link.href = '#';
+ today_link.appendChild(document.createTextNode(gettext('Today')));
+ today_link.addEventListener('click', function(e) {
+ e.preventDefault();
+ DateTimeShortcuts.handleCalendarQuickLink(num, 0);
+ });
+ const cal_link = document.createElement('a');
+ cal_link.href = '#';
+ cal_link.id = DateTimeShortcuts.calendarLinkName + num;
+ cal_link.addEventListener('click', function(e) {
+ e.preventDefault();
+ // avoid triggering the document click handler to dismiss the calendar
+ e.stopPropagation();
+ DateTimeShortcuts.openCalendar(num);
+ });
+ quickElement(
+ 'span', cal_link, '',
+ 'class', 'date-icon',
+ 'title', gettext('Choose a Date')
+ );
+ shortcuts_span.appendChild(document.createTextNode('\u00A0'));
+ shortcuts_span.appendChild(today_link);
+ shortcuts_span.appendChild(document.createTextNode('\u00A0|\u00A0'));
+ shortcuts_span.appendChild(cal_link);
+
+ // Create calendarbox div.
+ //
+ // Markup looks like:
+ //
+ //
+ //
+ // ‹
+ // › February 2003
+ //
+ //
+ //
+ //
+ //
+ //
Cancel
+ //
+ const cal_box = document.createElement('div');
+ cal_box.style.display = 'none';
+ cal_box.style.position = 'absolute';
+ cal_box.className = 'calendarbox module';
+ cal_box.id = DateTimeShortcuts.calendarDivName1 + num;
+ document.body.appendChild(cal_box);
+ cal_box.addEventListener('click', function(e) { e.stopPropagation(); });
+
+ // next-prev links
+ const cal_nav = quickElement('div', cal_box);
+ const cal_nav_prev = quickElement('a', cal_nav, '<', 'href', '#');
+ cal_nav_prev.className = 'calendarnav-previous';
+ cal_nav_prev.addEventListener('click', function(e) {
+ e.preventDefault();
+ DateTimeShortcuts.drawPrev(num);
+ });
+
+ const cal_nav_next = quickElement('a', cal_nav, '>', 'href', '#');
+ cal_nav_next.className = 'calendarnav-next';
+ cal_nav_next.addEventListener('click', function(e) {
+ e.preventDefault();
+ DateTimeShortcuts.drawNext(num);
+ });
+
+ // main box
+ const cal_main = quickElement('div', cal_box, '', 'id', DateTimeShortcuts.calendarDivName2 + num);
+ cal_main.className = 'calendar';
+ DateTimeShortcuts.calendars[num] = new Calendar(DateTimeShortcuts.calendarDivName2 + num, DateTimeShortcuts.handleCalendarCallback(num));
+ DateTimeShortcuts.calendars[num].drawCurrent();
+
+ // calendar shortcuts
+ const shortcuts = quickElement('div', cal_box);
+ shortcuts.className = 'calendar-shortcuts';
+ let day_link = quickElement('a', shortcuts, gettext('Yesterday'), 'href', '#');
+ day_link.addEventListener('click', function(e) {
+ e.preventDefault();
+ DateTimeShortcuts.handleCalendarQuickLink(num, -1);
+ });
+ shortcuts.appendChild(document.createTextNode('\u00A0|\u00A0'));
+ day_link = quickElement('a', shortcuts, gettext('Today'), 'href', '#');
+ day_link.addEventListener('click', function(e) {
+ e.preventDefault();
+ DateTimeShortcuts.handleCalendarQuickLink(num, 0);
+ });
+ shortcuts.appendChild(document.createTextNode('\u00A0|\u00A0'));
+ day_link = quickElement('a', shortcuts, gettext('Tomorrow'), 'href', '#');
+ day_link.addEventListener('click', function(e) {
+ e.preventDefault();
+ DateTimeShortcuts.handleCalendarQuickLink(num, +1);
+ });
+
+ // cancel bar
+ const cancel_p = quickElement('p', cal_box);
+ cancel_p.className = 'calendar-cancel';
+ const cancel_link = quickElement('a', cancel_p, gettext('Cancel'), 'href', '#');
+ cancel_link.addEventListener('click', function(e) {
+ e.preventDefault();
+ DateTimeShortcuts.dismissCalendar(num);
+ });
+ document.addEventListener('keyup', function(event) {
+ if (event.which === 27) {
+ // ESC key closes popup
+ DateTimeShortcuts.dismissCalendar(num);
+ event.preventDefault();
+ }
+ });
+ },
+ openCalendar: function(num) {
+ const cal_box = document.getElementById(DateTimeShortcuts.calendarDivName1 + num);
+ const cal_link = document.getElementById(DateTimeShortcuts.calendarLinkName + num);
+ const inp = DateTimeShortcuts.calendarInputs[num];
+
+ // Determine if the current value in the input has a valid date.
+ // If so, draw the calendar with that date's year and month.
+ if (inp.value) {
+ const format = get_format('DATE_INPUT_FORMATS')[0];
+ const selected = inp.value.strptime(format);
+ const year = selected.getUTCFullYear();
+ const month = selected.getUTCMonth() + 1;
+ const re = /\d{4}/;
+ if (re.test(year.toString()) && month >= 1 && month <= 12) {
+ DateTimeShortcuts.calendars[num].drawDate(month, year, selected);
+ }
+ }
+
+ // Recalculate the clockbox position
+ // is it left-to-right or right-to-left layout ?
+ if (window.getComputedStyle(document.body).direction !== 'rtl') {
+ cal_box.style.left = findPosX(cal_link) + 17 + 'px';
+ }
+ else {
+ // since style's width is in em, it'd be tough to calculate
+ // px value of it. let's use an estimated px for now
+ cal_box.style.left = findPosX(cal_link) - 180 + 'px';
+ }
+ cal_box.style.top = Math.max(0, findPosY(cal_link) - 75) + 'px';
+
+ cal_box.style.display = 'block';
+ document.addEventListener('click', DateTimeShortcuts.dismissCalendarFunc[num]);
+ },
+ dismissCalendar: function(num) {
+ document.getElementById(DateTimeShortcuts.calendarDivName1 + num).style.display = 'none';
+ document.removeEventListener('click', DateTimeShortcuts.dismissCalendarFunc[num]);
+ },
+ drawPrev: function(num) {
+ DateTimeShortcuts.calendars[num].drawPreviousMonth();
+ },
+ drawNext: function(num) {
+ DateTimeShortcuts.calendars[num].drawNextMonth();
+ },
+ handleCalendarCallback: function(num) {
+ const format = get_format('DATE_INPUT_FORMATS')[0];
+ return function(y, m, d) {
+ DateTimeShortcuts.calendarInputs[num].value = new Date(y, m - 1, d).strftime(format);
+ DateTimeShortcuts.calendarInputs[num].focus();
+ document.getElementById(DateTimeShortcuts.calendarDivName1 + num).style.display = 'none';
+ };
+ },
+ handleCalendarQuickLink: function(num, offset) {
+ const d = DateTimeShortcuts.now();
+ d.setDate(d.getDate() + offset);
+ DateTimeShortcuts.calendarInputs[num].value = d.strftime(get_format('DATE_INPUT_FORMATS')[0]);
+ DateTimeShortcuts.calendarInputs[num].focus();
+ DateTimeShortcuts.dismissCalendar(num);
+ }
+ };
+
+ window.addEventListener('load', DateTimeShortcuts.init);
+ window.DateTimeShortcuts = DateTimeShortcuts;
+}
diff --git a/djangoProject 方彦文/staticfiles/admin/js/admin/RelatedObjectLookups.js b/djangoProject 方彦文/staticfiles/admin/js/admin/RelatedObjectLookups.js
new file mode 100644
index 00000000..32e3f5b8
--- /dev/null
+++ b/djangoProject 方彦文/staticfiles/admin/js/admin/RelatedObjectLookups.js
@@ -0,0 +1,240 @@
+/*global SelectBox, interpolate*/
+// Handles related-objects functionality: lookup link for raw_id_fields
+// and Add Another links.
+'use strict';
+{
+ const $ = django.jQuery;
+ let popupIndex = 0;
+ const relatedWindows = [];
+
+ function dismissChildPopups() {
+ relatedWindows.forEach(function(win) {
+ if(!win.closed) {
+ win.dismissChildPopups();
+ win.close();
+ }
+ });
+ }
+
+ function setPopupIndex() {
+ if(document.getElementsByName("_popup").length > 0) {
+ const index = window.name.lastIndexOf("__") + 2;
+ popupIndex = parseInt(window.name.substring(index));
+ } else {
+ popupIndex = 0;
+ }
+ }
+
+ function addPopupIndex(name) {
+ return name + "__" + (popupIndex + 1);
+ }
+
+ function removePopupIndex(name) {
+ return name.replace(new RegExp("__" + (popupIndex + 1) + "$"), '');
+ }
+
+ function showAdminPopup(triggeringLink, name_regexp, add_popup) {
+ const name = addPopupIndex(triggeringLink.id.replace(name_regexp, ''));
+ const href = new URL(triggeringLink.href);
+ if (add_popup) {
+ href.searchParams.set('_popup', 1);
+ }
+ const win = window.open(href, name, 'height=500,width=800,resizable=yes,scrollbars=yes');
+ relatedWindows.push(win);
+ win.focus();
+ return false;
+ }
+
+ function showRelatedObjectLookupPopup(triggeringLink) {
+ return showAdminPopup(triggeringLink, /^lookup_/, true);
+ }
+
+ function dismissRelatedLookupPopup(win, chosenId) {
+ const name = removePopupIndex(win.name);
+ const elem = document.getElementById(name);
+ if (elem.classList.contains('vManyToManyRawIdAdminField') && elem.value) {
+ elem.value += ',' + chosenId;
+ } else {
+ document.getElementById(name).value = chosenId;
+ }
+ const index = relatedWindows.indexOf(win);
+ if (index > -1) {
+ relatedWindows.splice(index, 1);
+ }
+ win.close();
+ }
+
+ function showRelatedObjectPopup(triggeringLink) {
+ return showAdminPopup(triggeringLink, /^(change|add|delete)_/, false);
+ }
+
+ function updateRelatedObjectLinks(triggeringLink) {
+ const $this = $(triggeringLink);
+ const siblings = $this.nextAll('.view-related, .change-related, .delete-related');
+ if (!siblings.length) {
+ return;
+ }
+ const value = $this.val();
+ if (value) {
+ siblings.each(function() {
+ const elm = $(this);
+ elm.attr('href', elm.attr('data-href-template').replace('__fk__', value));
+ elm.removeAttr('aria-disabled');
+ });
+ } else {
+ siblings.removeAttr('href');
+ siblings.attr('aria-disabled', true);
+ }
+ }
+
+ function updateRelatedSelectsOptions(currentSelect, win, objId, newRepr, newId) {
+ // After create/edit a model from the options next to the current
+ // select (+ or :pencil:) update ForeignKey PK of the rest of selects
+ // in the page.
+
+ const path = win.location.pathname;
+ // Extract the model from the popup url '.../
/add/' or
+ // '...///change/' depending the action (add or change).
+ const modelName = path.split('/')[path.split('/').length - (objId ? 4 : 3)];
+ // Exclude autocomplete selects.
+ const selectsRelated = document.querySelectorAll(`[data-model-ref="${modelName}"] select:not(.admin-autocomplete)`);
+
+ selectsRelated.forEach(function(select) {
+ if (currentSelect === select) {
+ return;
+ }
+
+ let option = select.querySelector(`option[value="${objId}"]`);
+
+ if (!option) {
+ option = new Option(newRepr, newId);
+ select.options.add(option);
+ return;
+ }
+
+ option.textContent = newRepr;
+ option.value = newId;
+ });
+ }
+
+ function dismissAddRelatedObjectPopup(win, newId, newRepr) {
+ const name = removePopupIndex(win.name);
+ const elem = document.getElementById(name);
+ if (elem) {
+ const elemName = elem.nodeName.toUpperCase();
+ if (elemName === 'SELECT') {
+ elem.options[elem.options.length] = new Option(newRepr, newId, true, true);
+ updateRelatedSelectsOptions(elem, win, null, newRepr, newId);
+ } else if (elemName === 'INPUT') {
+ if (elem.classList.contains('vManyToManyRawIdAdminField') && elem.value) {
+ elem.value += ',' + newId;
+ } else {
+ elem.value = newId;
+ }
+ }
+ // Trigger a change event to update related links if required.
+ $(elem).trigger('change');
+ } else {
+ const toId = name + "_to";
+ const o = new Option(newRepr, newId);
+ SelectBox.add_to_cache(toId, o);
+ SelectBox.redisplay(toId);
+ }
+ const index = relatedWindows.indexOf(win);
+ if (index > -1) {
+ relatedWindows.splice(index, 1);
+ }
+ win.close();
+ }
+
+ function dismissChangeRelatedObjectPopup(win, objId, newRepr, newId) {
+ const id = removePopupIndex(win.name.replace(/^edit_/, ''));
+ const selectsSelector = interpolate('#%s, #%s_from, #%s_to', [id, id, id]);
+ const selects = $(selectsSelector);
+ selects.find('option').each(function() {
+ if (this.value === objId) {
+ this.textContent = newRepr;
+ this.value = newId;
+ }
+ }).trigger('change');
+ updateRelatedSelectsOptions(selects[0], win, objId, newRepr, newId);
+ selects.next().find('.select2-selection__rendered').each(function() {
+ // The element can have a clear button as a child.
+ // Use the lastChild to modify only the displayed value.
+ this.lastChild.textContent = newRepr;
+ this.title = newRepr;
+ });
+ const index = relatedWindows.indexOf(win);
+ if (index > -1) {
+ relatedWindows.splice(index, 1);
+ }
+ win.close();
+ }
+
+ function dismissDeleteRelatedObjectPopup(win, objId) {
+ const id = removePopupIndex(win.name.replace(/^delete_/, ''));
+ const selectsSelector = interpolate('#%s, #%s_from, #%s_to', [id, id, id]);
+ const selects = $(selectsSelector);
+ selects.find('option').each(function() {
+ if (this.value === objId) {
+ $(this).remove();
+ }
+ }).trigger('change');
+ const index = relatedWindows.indexOf(win);
+ if (index > -1) {
+ relatedWindows.splice(index, 1);
+ }
+ win.close();
+ }
+
+ window.showRelatedObjectLookupPopup = showRelatedObjectLookupPopup;
+ window.dismissRelatedLookupPopup = dismissRelatedLookupPopup;
+ window.showRelatedObjectPopup = showRelatedObjectPopup;
+ window.updateRelatedObjectLinks = updateRelatedObjectLinks;
+ window.dismissAddRelatedObjectPopup = dismissAddRelatedObjectPopup;
+ window.dismissChangeRelatedObjectPopup = dismissChangeRelatedObjectPopup;
+ window.dismissDeleteRelatedObjectPopup = dismissDeleteRelatedObjectPopup;
+ window.dismissChildPopups = dismissChildPopups;
+
+ // Kept for backward compatibility
+ window.showAddAnotherPopup = showRelatedObjectPopup;
+ window.dismissAddAnotherPopup = dismissAddRelatedObjectPopup;
+
+ window.addEventListener('unload', function(evt) {
+ window.dismissChildPopups();
+ });
+
+ $(document).ready(function() {
+ setPopupIndex();
+ $("a[data-popup-opener]").on('click', function(event) {
+ event.preventDefault();
+ opener.dismissRelatedLookupPopup(window, $(this).data("popup-opener"));
+ });
+ $('body').on('click', '.related-widget-wrapper-link[data-popup="yes"]', function(e) {
+ e.preventDefault();
+ if (this.href) {
+ const event = $.Event('django:show-related', {href: this.href});
+ $(this).trigger(event);
+ if (!event.isDefaultPrevented()) {
+ showRelatedObjectPopup(this);
+ }
+ }
+ });
+ $('body').on('change', '.related-widget-wrapper select', function(e) {
+ const event = $.Event('django:update-related');
+ $(this).trigger(event);
+ if (!event.isDefaultPrevented()) {
+ updateRelatedObjectLinks(this);
+ }
+ });
+ $('.related-widget-wrapper select').trigger('change');
+ $('body').on('click', '.related-lookup', function(e) {
+ e.preventDefault();
+ const event = $.Event('django:lookup-related');
+ $(this).trigger(event);
+ if (!event.isDefaultPrevented()) {
+ showRelatedObjectLookupPopup(this);
+ }
+ });
+ });
+}
diff --git a/djangoProject 方彦文/staticfiles/admin/js/autocomplete.js b/djangoProject 方彦文/staticfiles/admin/js/autocomplete.js
new file mode 100644
index 00000000..d3daeab8
--- /dev/null
+++ b/djangoProject 方彦文/staticfiles/admin/js/autocomplete.js
@@ -0,0 +1,33 @@
+'use strict';
+{
+ const $ = django.jQuery;
+
+ $.fn.djangoAdminSelect2 = function() {
+ $.each(this, function(i, element) {
+ $(element).select2({
+ ajax: {
+ data: (params) => {
+ return {
+ term: params.term,
+ page: params.page,
+ app_label: element.dataset.appLabel,
+ model_name: element.dataset.modelName,
+ field_name: element.dataset.fieldName
+ };
+ }
+ }
+ });
+ });
+ return this;
+ };
+
+ $(function() {
+ // Initialize all autocomplete widgets except the one in the template
+ // form used when a new formset is added.
+ $('.admin-autocomplete').not('[name*=__prefix__]').djangoAdminSelect2();
+ });
+
+ document.addEventListener('formset:added', (event) => {
+ $(event.target).find('.admin-autocomplete').djangoAdminSelect2();
+ });
+}
diff --git a/djangoProject 方彦文/staticfiles/admin/js/calendar.js b/djangoProject 方彦文/staticfiles/admin/js/calendar.js
new file mode 100644
index 00000000..776310f7
--- /dev/null
+++ b/djangoProject 方彦文/staticfiles/admin/js/calendar.js
@@ -0,0 +1,239 @@
+/*global gettext, pgettext, get_format, quickElement, removeChildren*/
+/*
+calendar.js - Calendar functions by Adrian Holovaty
+depends on core.js for utility functions like removeChildren or quickElement
+*/
+'use strict';
+{
+ // CalendarNamespace -- Provides a collection of HTML calendar-related helper functions
+ const CalendarNamespace = {
+ monthsOfYear: [
+ gettext('January'),
+ gettext('February'),
+ gettext('March'),
+ gettext('April'),
+ gettext('May'),
+ gettext('June'),
+ gettext('July'),
+ gettext('August'),
+ gettext('September'),
+ gettext('October'),
+ gettext('November'),
+ gettext('December')
+ ],
+ monthsOfYearAbbrev: [
+ pgettext('abbrev. month January', 'Jan'),
+ pgettext('abbrev. month February', 'Feb'),
+ pgettext('abbrev. month March', 'Mar'),
+ pgettext('abbrev. month April', 'Apr'),
+ pgettext('abbrev. month May', 'May'),
+ pgettext('abbrev. month June', 'Jun'),
+ pgettext('abbrev. month July', 'Jul'),
+ pgettext('abbrev. month August', 'Aug'),
+ pgettext('abbrev. month September', 'Sep'),
+ pgettext('abbrev. month October', 'Oct'),
+ pgettext('abbrev. month November', 'Nov'),
+ pgettext('abbrev. month December', 'Dec')
+ ],
+ daysOfWeek: [
+ gettext('Sunday'),
+ gettext('Monday'),
+ gettext('Tuesday'),
+ gettext('Wednesday'),
+ gettext('Thursday'),
+ gettext('Friday'),
+ gettext('Saturday')
+ ],
+ daysOfWeekAbbrev: [
+ pgettext('abbrev. day Sunday', 'Sun'),
+ pgettext('abbrev. day Monday', 'Mon'),
+ pgettext('abbrev. day Tuesday', 'Tue'),
+ pgettext('abbrev. day Wednesday', 'Wed'),
+ pgettext('abbrev. day Thursday', 'Thur'),
+ pgettext('abbrev. day Friday', 'Fri'),
+ pgettext('abbrev. day Saturday', 'Sat')
+ ],
+ daysOfWeekInitial: [
+ pgettext('one letter Sunday', 'S'),
+ pgettext('one letter Monday', 'M'),
+ pgettext('one letter Tuesday', 'T'),
+ pgettext('one letter Wednesday', 'W'),
+ pgettext('one letter Thursday', 'T'),
+ pgettext('one letter Friday', 'F'),
+ pgettext('one letter Saturday', 'S')
+ ],
+ firstDayOfWeek: parseInt(get_format('FIRST_DAY_OF_WEEK')),
+ isLeapYear: function(year) {
+ return (((year % 4) === 0) && ((year % 100) !== 0 ) || ((year % 400) === 0));
+ },
+ getDaysInMonth: function(month, year) {
+ let days;
+ if (month === 1 || month === 3 || month === 5 || month === 7 || month === 8 || month === 10 || month === 12) {
+ days = 31;
+ }
+ else if (month === 4 || month === 6 || month === 9 || month === 11) {
+ days = 30;
+ }
+ else if (month === 2 && CalendarNamespace.isLeapYear(year)) {
+ days = 29;
+ }
+ else {
+ days = 28;
+ }
+ return days;
+ },
+ draw: function(month, year, div_id, callback, selected) { // month = 1-12, year = 1-9999
+ const today = new Date();
+ const todayDay = today.getDate();
+ const todayMonth = today.getMonth() + 1;
+ const todayYear = today.getFullYear();
+ let todayClass = '';
+
+ // Use UTC functions here because the date field does not contain time
+ // and using the UTC function variants prevent the local time offset
+ // from altering the date, specifically the day field. For example:
+ //
+ // ```
+ // var x = new Date('2013-10-02');
+ // var day = x.getDate();
+ // ```
+ //
+ // The day variable above will be 1 instead of 2 in, say, US Pacific time
+ // zone.
+ let isSelectedMonth = false;
+ if (typeof selected !== 'undefined') {
+ isSelectedMonth = (selected.getUTCFullYear() === year && (selected.getUTCMonth() + 1) === month);
+ }
+
+ month = parseInt(month);
+ year = parseInt(year);
+ const calDiv = document.getElementById(div_id);
+ removeChildren(calDiv);
+ const calTable = document.createElement('table');
+ quickElement('caption', calTable, CalendarNamespace.monthsOfYear[month - 1] + ' ' + year);
+ const tableBody = quickElement('tbody', calTable);
+
+ // Draw days-of-week header
+ let tableRow = quickElement('tr', tableBody);
+ for (let i = 0; i < 7; i++) {
+ quickElement('th', tableRow, CalendarNamespace.daysOfWeekInitial[(i + CalendarNamespace.firstDayOfWeek) % 7]);
+ }
+
+ const startingPos = new Date(year, month - 1, 1 - CalendarNamespace.firstDayOfWeek).getDay();
+ const days = CalendarNamespace.getDaysInMonth(month, year);
+
+ let nonDayCell;
+
+ // Draw blanks before first of month
+ tableRow = quickElement('tr', tableBody);
+ for (let i = 0; i < startingPos; i++) {
+ nonDayCell = quickElement('td', tableRow, ' ');
+ nonDayCell.className = "nonday";
+ }
+
+ function calendarMonth(y, m) {
+ function onClick(e) {
+ e.preventDefault();
+ callback(y, m, this.textContent);
+ }
+ return onClick;
+ }
+
+ // Draw days of month
+ let currentDay = 1;
+ for (let i = startingPos; currentDay <= days; i++) {
+ if (i % 7 === 0 && currentDay !== 1) {
+ tableRow = quickElement('tr', tableBody);
+ }
+ if ((currentDay === todayDay) && (month === todayMonth) && (year === todayYear)) {
+ todayClass = 'today';
+ } else {
+ todayClass = '';
+ }
+
+ // use UTC function; see above for explanation.
+ if (isSelectedMonth && currentDay === selected.getUTCDate()) {
+ if (todayClass !== '') {
+ todayClass += " ";
+ }
+ todayClass += "selected";
+ }
+
+ const cell = quickElement('td', tableRow, '', 'class', todayClass);
+ const link = quickElement('a', cell, currentDay, 'href', '#');
+ link.addEventListener('click', calendarMonth(year, month));
+ currentDay++;
+ }
+
+ // Draw blanks after end of month (optional, but makes for valid code)
+ while (tableRow.childNodes.length < 7) {
+ nonDayCell = quickElement('td', tableRow, ' ');
+ nonDayCell.className = "nonday";
+ }
+
+ calDiv.appendChild(calTable);
+ }
+ };
+
+ // Calendar -- A calendar instance
+ function Calendar(div_id, callback, selected) {
+ // div_id (string) is the ID of the element in which the calendar will
+ // be displayed
+ // callback (string) is the name of a JavaScript function that will be
+ // called with the parameters (year, month, day) when a day in the
+ // calendar is clicked
+ this.div_id = div_id;
+ this.callback = callback;
+ this.today = new Date();
+ this.currentMonth = this.today.getMonth() + 1;
+ this.currentYear = this.today.getFullYear();
+ if (typeof selected !== 'undefined') {
+ this.selected = selected;
+ }
+ }
+ Calendar.prototype = {
+ drawCurrent: function() {
+ CalendarNamespace.draw(this.currentMonth, this.currentYear, this.div_id, this.callback, this.selected);
+ },
+ drawDate: function(month, year, selected) {
+ this.currentMonth = month;
+ this.currentYear = year;
+
+ if(selected) {
+ this.selected = selected;
+ }
+
+ this.drawCurrent();
+ },
+ drawPreviousMonth: function() {
+ if (this.currentMonth === 1) {
+ this.currentMonth = 12;
+ this.currentYear--;
+ }
+ else {
+ this.currentMonth--;
+ }
+ this.drawCurrent();
+ },
+ drawNextMonth: function() {
+ if (this.currentMonth === 12) {
+ this.currentMonth = 1;
+ this.currentYear++;
+ }
+ else {
+ this.currentMonth++;
+ }
+ this.drawCurrent();
+ },
+ drawPreviousYear: function() {
+ this.currentYear--;
+ this.drawCurrent();
+ },
+ drawNextYear: function() {
+ this.currentYear++;
+ this.drawCurrent();
+ }
+ };
+ window.Calendar = Calendar;
+ window.CalendarNamespace = CalendarNamespace;
+}
diff --git a/djangoProject 方彦文/staticfiles/admin/js/cancel.js b/djangoProject 方彦文/staticfiles/admin/js/cancel.js
new file mode 100644
index 00000000..3069c6f2
--- /dev/null
+++ b/djangoProject 方彦文/staticfiles/admin/js/cancel.js
@@ -0,0 +1,29 @@
+'use strict';
+{
+ // Call function fn when the DOM is loaded and ready. If it is already
+ // loaded, call the function now.
+ // http://youmightnotneedjquery.com/#ready
+ function ready(fn) {
+ if (document.readyState !== 'loading') {
+ fn();
+ } else {
+ document.addEventListener('DOMContentLoaded', fn);
+ }
+ }
+
+ ready(function() {
+ function handleClick(event) {
+ event.preventDefault();
+ const params = new URLSearchParams(window.location.search);
+ if (params.has('_popup')) {
+ window.close(); // Close the popup.
+ } else {
+ window.history.back(); // Otherwise, go back.
+ }
+ }
+
+ document.querySelectorAll('.cancel-link').forEach(function(el) {
+ el.addEventListener('click', handleClick);
+ });
+ });
+}
diff --git a/djangoProject 方彦文/staticfiles/admin/js/change_form.js b/djangoProject 方彦文/staticfiles/admin/js/change_form.js
new file mode 100644
index 00000000..96a4c62e
--- /dev/null
+++ b/djangoProject 方彦文/staticfiles/admin/js/change_form.js
@@ -0,0 +1,16 @@
+'use strict';
+{
+ const inputTags = ['BUTTON', 'INPUT', 'SELECT', 'TEXTAREA'];
+ const modelName = document.getElementById('django-admin-form-add-constants').dataset.modelName;
+ if (modelName) {
+ const form = document.getElementById(modelName + '_form');
+ for (const element of form.elements) {
+ // HTMLElement.offsetParent returns null when the element is not
+ // rendered.
+ if (inputTags.includes(element.tagName) && !element.disabled && element.offsetParent) {
+ element.focus();
+ break;
+ }
+ }
+ }
+}
diff --git a/djangoProject 方彦文/staticfiles/admin/js/collapse.js b/djangoProject 方彦文/staticfiles/admin/js/collapse.js
new file mode 100644
index 00000000..c6c7b0f6
--- /dev/null
+++ b/djangoProject 方彦文/staticfiles/admin/js/collapse.js
@@ -0,0 +1,43 @@
+/*global gettext*/
+'use strict';
+{
+ window.addEventListener('load', function() {
+ // Add anchor tag for Show/Hide link
+ const fieldsets = document.querySelectorAll('fieldset.collapse');
+ for (const [i, elem] of fieldsets.entries()) {
+ // Don't hide if fields in this fieldset have errors
+ if (elem.querySelectorAll('div.errors, ul.errorlist').length === 0) {
+ elem.classList.add('collapsed');
+ const h2 = elem.querySelector('h2');
+ const link = document.createElement('a');
+ link.id = 'fieldsetcollapser' + i;
+ link.className = 'collapse-toggle';
+ link.href = '#';
+ link.textContent = gettext('Show');
+ h2.appendChild(document.createTextNode(' ('));
+ h2.appendChild(link);
+ h2.appendChild(document.createTextNode(')'));
+ }
+ }
+ // Add toggle to hide/show anchor tag
+ const toggleFunc = function(ev) {
+ if (ev.target.matches('.collapse-toggle')) {
+ ev.preventDefault();
+ ev.stopPropagation();
+ const fieldset = ev.target.closest('fieldset');
+ if (fieldset.classList.contains('collapsed')) {
+ // Show
+ ev.target.textContent = gettext('Hide');
+ fieldset.classList.remove('collapsed');
+ } else {
+ // Hide
+ ev.target.textContent = gettext('Show');
+ fieldset.classList.add('collapsed');
+ }
+ }
+ };
+ document.querySelectorAll('fieldset.module').forEach(function(el) {
+ el.addEventListener('click', toggleFunc);
+ });
+ });
+}
diff --git a/djangoProject 方彦文/staticfiles/admin/js/core.js b/djangoProject 方彦文/staticfiles/admin/js/core.js
new file mode 100644
index 00000000..10504d4a
--- /dev/null
+++ b/djangoProject 方彦文/staticfiles/admin/js/core.js
@@ -0,0 +1,184 @@
+// Core JavaScript helper functions
+'use strict';
+
+// quickElement(tagType, parentReference [, textInChildNode, attribute, attributeValue ...]);
+function quickElement() {
+ const obj = document.createElement(arguments[0]);
+ if (arguments[2]) {
+ const textNode = document.createTextNode(arguments[2]);
+ obj.appendChild(textNode);
+ }
+ const len = arguments.length;
+ for (let i = 3; i < len; i += 2) {
+ obj.setAttribute(arguments[i], arguments[i + 1]);
+ }
+ arguments[1].appendChild(obj);
+ return obj;
+}
+
+// "a" is reference to an object
+function removeChildren(a) {
+ while (a.hasChildNodes()) {
+ a.removeChild(a.lastChild);
+ }
+}
+
+// ----------------------------------------------------------------------------
+// Find-position functions by PPK
+// See https://www.quirksmode.org/js/findpos.html
+// ----------------------------------------------------------------------------
+function findPosX(obj) {
+ let curleft = 0;
+ if (obj.offsetParent) {
+ while (obj.offsetParent) {
+ curleft += obj.offsetLeft - obj.scrollLeft;
+ obj = obj.offsetParent;
+ }
+ } else if (obj.x) {
+ curleft += obj.x;
+ }
+ return curleft;
+}
+
+function findPosY(obj) {
+ let curtop = 0;
+ if (obj.offsetParent) {
+ while (obj.offsetParent) {
+ curtop += obj.offsetTop - obj.scrollTop;
+ obj = obj.offsetParent;
+ }
+ } else if (obj.y) {
+ curtop += obj.y;
+ }
+ return curtop;
+}
+
+//-----------------------------------------------------------------------------
+// Date object extensions
+// ----------------------------------------------------------------------------
+{
+ Date.prototype.getTwelveHours = function() {
+ return this.getHours() % 12 || 12;
+ };
+
+ Date.prototype.getTwoDigitMonth = function() {
+ return (this.getMonth() < 9) ? '0' + (this.getMonth() + 1) : (this.getMonth() + 1);
+ };
+
+ Date.prototype.getTwoDigitDate = function() {
+ return (this.getDate() < 10) ? '0' + this.getDate() : this.getDate();
+ };
+
+ Date.prototype.getTwoDigitTwelveHour = function() {
+ return (this.getTwelveHours() < 10) ? '0' + this.getTwelveHours() : this.getTwelveHours();
+ };
+
+ Date.prototype.getTwoDigitHour = function() {
+ return (this.getHours() < 10) ? '0' + this.getHours() : this.getHours();
+ };
+
+ Date.prototype.getTwoDigitMinute = function() {
+ return (this.getMinutes() < 10) ? '0' + this.getMinutes() : this.getMinutes();
+ };
+
+ Date.prototype.getTwoDigitSecond = function() {
+ return (this.getSeconds() < 10) ? '0' + this.getSeconds() : this.getSeconds();
+ };
+
+ Date.prototype.getAbbrevDayName = function() {
+ return typeof window.CalendarNamespace === "undefined"
+ ? '0' + this.getDay()
+ : window.CalendarNamespace.daysOfWeekAbbrev[this.getDay()];
+ };
+
+ Date.prototype.getFullDayName = function() {
+ return typeof window.CalendarNamespace === "undefined"
+ ? '0' + this.getDay()
+ : window.CalendarNamespace.daysOfWeek[this.getDay()];
+ };
+
+ Date.prototype.getAbbrevMonthName = function() {
+ return typeof window.CalendarNamespace === "undefined"
+ ? this.getTwoDigitMonth()
+ : window.CalendarNamespace.monthsOfYearAbbrev[this.getMonth()];
+ };
+
+ Date.prototype.getFullMonthName = function() {
+ return typeof window.CalendarNamespace === "undefined"
+ ? this.getTwoDigitMonth()
+ : window.CalendarNamespace.monthsOfYear[this.getMonth()];
+ };
+
+ Date.prototype.strftime = function(format) {
+ const fields = {
+ a: this.getAbbrevDayName(),
+ A: this.getFullDayName(),
+ b: this.getAbbrevMonthName(),
+ B: this.getFullMonthName(),
+ c: this.toString(),
+ d: this.getTwoDigitDate(),
+ H: this.getTwoDigitHour(),
+ I: this.getTwoDigitTwelveHour(),
+ m: this.getTwoDigitMonth(),
+ M: this.getTwoDigitMinute(),
+ p: (this.getHours() >= 12) ? 'PM' : 'AM',
+ S: this.getTwoDigitSecond(),
+ w: '0' + this.getDay(),
+ x: this.toLocaleDateString(),
+ X: this.toLocaleTimeString(),
+ y: ('' + this.getFullYear()).substr(2, 4),
+ Y: '' + this.getFullYear(),
+ '%': '%'
+ };
+ let result = '', i = 0;
+ while (i < format.length) {
+ if (format.charAt(i) === '%') {
+ result += fields[format.charAt(i + 1)];
+ ++i;
+ }
+ else {
+ result += format.charAt(i);
+ }
+ ++i;
+ }
+ return result;
+ };
+
+ // ----------------------------------------------------------------------------
+ // String object extensions
+ // ----------------------------------------------------------------------------
+ String.prototype.strptime = function(format) {
+ const split_format = format.split(/[.\-/]/);
+ const date = this.split(/[.\-/]/);
+ let i = 0;
+ let day, month, year;
+ while (i < split_format.length) {
+ switch (split_format[i]) {
+ case "%d":
+ day = date[i];
+ break;
+ case "%m":
+ month = date[i] - 1;
+ break;
+ case "%Y":
+ year = date[i];
+ break;
+ case "%y":
+ // A %y value in the range of [00, 68] is in the current
+ // century, while [69, 99] is in the previous century,
+ // according to the Open Group Specification.
+ if (parseInt(date[i], 10) >= 69) {
+ year = date[i];
+ } else {
+ year = (new Date(Date.UTC(date[i], 0))).getUTCFullYear() + 100;
+ }
+ break;
+ }
+ ++i;
+ }
+ // Create Date object from UTC since the parsed value is supposed to be
+ // in UTC, not local time. Also, the calendar uses UTC functions for
+ // date extraction.
+ return new Date(Date.UTC(year, month, day));
+ };
+}
diff --git a/djangoProject 方彦文/staticfiles/admin/js/filters.js b/djangoProject 方彦文/staticfiles/admin/js/filters.js
new file mode 100644
index 00000000..f5536ebc
--- /dev/null
+++ b/djangoProject 方彦文/staticfiles/admin/js/filters.js
@@ -0,0 +1,30 @@
+/**
+ * Persist changelist filters state (collapsed/expanded).
+ */
+'use strict';
+{
+ // Init filters.
+ let filters = JSON.parse(sessionStorage.getItem('django.admin.filtersState'));
+
+ if (!filters) {
+ filters = {};
+ }
+
+ Object.entries(filters).forEach(([key, value]) => {
+ const detailElement = document.querySelector(`[data-filter-title='${CSS.escape(key)}']`);
+
+ // Check if the filter is present, it could be from other view.
+ if (detailElement) {
+ value ? detailElement.setAttribute('open', '') : detailElement.removeAttribute('open');
+ }
+ });
+
+ // Save filter state when clicks.
+ const details = document.querySelectorAll('details');
+ details.forEach(detail => {
+ detail.addEventListener('toggle', event => {
+ filters[`${event.target.dataset.filterTitle}`] = detail.open;
+ sessionStorage.setItem('django.admin.filtersState', JSON.stringify(filters));
+ });
+ });
+}
diff --git a/djangoProject 方彦文/staticfiles/admin/js/inlines.js b/djangoProject 方彦文/staticfiles/admin/js/inlines.js
new file mode 100644
index 00000000..e9a1dfe1
--- /dev/null
+++ b/djangoProject 方彦文/staticfiles/admin/js/inlines.js
@@ -0,0 +1,359 @@
+/*global DateTimeShortcuts, SelectFilter*/
+/**
+ * Django admin inlines
+ *
+ * Based on jQuery Formset 1.1
+ * @author Stanislaus Madueke (stan DOT madueke AT gmail DOT com)
+ * @requires jQuery 1.2.6 or later
+ *
+ * Copyright (c) 2009, Stanislaus Madueke
+ * All rights reserved.
+ *
+ * Spiced up with Code from Zain Memon's GSoC project 2009
+ * and modified for Django by Jannis Leidel, Travis Swicegood and Julien Phalip.
+ *
+ * Licensed under the New BSD License
+ * See: https://opensource.org/licenses/bsd-license.php
+ */
+'use strict';
+{
+ const $ = django.jQuery;
+ $.fn.formset = function(opts) {
+ const options = $.extend({}, $.fn.formset.defaults, opts);
+ const $this = $(this);
+ const $parent = $this.parent();
+ const updateElementIndex = function(el, prefix, ndx) {
+ const id_regex = new RegExp("(" + prefix + "-(\\d+|__prefix__))");
+ const replacement = prefix + "-" + ndx;
+ if ($(el).prop("for")) {
+ $(el).prop("for", $(el).prop("for").replace(id_regex, replacement));
+ }
+ if (el.id) {
+ el.id = el.id.replace(id_regex, replacement);
+ }
+ if (el.name) {
+ el.name = el.name.replace(id_regex, replacement);
+ }
+ };
+ const totalForms = $("#id_" + options.prefix + "-TOTAL_FORMS").prop("autocomplete", "off");
+ let nextIndex = parseInt(totalForms.val(), 10);
+ const maxForms = $("#id_" + options.prefix + "-MAX_NUM_FORMS").prop("autocomplete", "off");
+ const minForms = $("#id_" + options.prefix + "-MIN_NUM_FORMS").prop("autocomplete", "off");
+ let addButton;
+
+ /**
+ * The "Add another MyModel" button below the inline forms.
+ */
+ const addInlineAddButton = function() {
+ if (addButton === null) {
+ if ($this.prop("tagName") === "TR") {
+ // If forms are laid out as table rows, insert the
+ // "add" button in a new table row:
+ const numCols = $this.eq(-1).children().length;
+ $parent.append('' + options.addText + " after the last list item:
+ row.append(' ' + options.deleteText + " ' + options.deleteText + "
+ o.node.parentNode.parentNode.style.display = displayValue;
+ }
+ if (!filterValue || matches) {
+ event.target.classList.remove('no-results');
+ } else {
+ event.target.classList.add('no-results');
+ }
+ sessionStorage.setItem('django.admin.navSidebarFilterValue', filterValue);
+ }
+
+ const nav = document.getElementById('nav-filter');
+ nav.addEventListener('change', checkValue, false);
+ nav.addEventListener('input', checkValue, false);
+ nav.addEventListener('keyup', checkValue, false);
+
+ const storedValue = sessionStorage.getItem('django.admin.navSidebarFilterValue');
+ if (storedValue) {
+ nav.value = storedValue;
+ checkValue({target: nav, key: ''});
+ }
+ }
+ window.initSidebarQuickFilter = initSidebarQuickFilter;
+ initSidebarQuickFilter();
+}
diff --git a/djangoProject 方彦文/staticfiles/admin/js/popup_response.js b/djangoProject 方彦文/staticfiles/admin/js/popup_response.js
new file mode 100644
index 00000000..2b1d3dd3
--- /dev/null
+++ b/djangoProject 方彦文/staticfiles/admin/js/popup_response.js
@@ -0,0 +1,16 @@
+/*global opener */
+'use strict';
+{
+ const initData = JSON.parse(document.getElementById('django-admin-popup-response-constants').dataset.popupResponse);
+ switch(initData.action) {
+ case 'change':
+ opener.dismissChangeRelatedObjectPopup(window, initData.value, initData.obj, initData.new_value);
+ break;
+ case 'delete':
+ opener.dismissDeleteRelatedObjectPopup(window, initData.value);
+ break;
+ default:
+ opener.dismissAddRelatedObjectPopup(window, initData.value, initData.obj);
+ break;
+ }
+}
diff --git a/djangoProject 方彦文/staticfiles/admin/js/prepopulate.js b/djangoProject 方彦文/staticfiles/admin/js/prepopulate.js
new file mode 100644
index 00000000..89e95ab4
--- /dev/null
+++ b/djangoProject 方彦文/staticfiles/admin/js/prepopulate.js
@@ -0,0 +1,43 @@
+/*global URLify*/
+'use strict';
+{
+ const $ = django.jQuery;
+ $.fn.prepopulate = function(dependencies, maxLength, allowUnicode) {
+ /*
+ Depends on urlify.js
+ Populates a selected field with the values of the dependent fields,
+ URLifies and shortens the string.
+ dependencies - array of dependent fields ids
+ maxLength - maximum length of the URLify'd string
+ allowUnicode - Unicode support of the URLify'd string
+ */
+ return this.each(function() {
+ const prepopulatedField = $(this);
+
+ const populate = function() {
+ // Bail if the field's value has been changed by the user
+ if (prepopulatedField.data('_changed')) {
+ return;
+ }
+
+ const values = [];
+ $.each(dependencies, function(i, field) {
+ field = $(field);
+ if (field.val().length > 0) {
+ values.push(field.val());
+ }
+ });
+ prepopulatedField.val(URLify(values.join(' '), maxLength, allowUnicode));
+ };
+
+ prepopulatedField.data('_changed', false);
+ prepopulatedField.on('change', function() {
+ prepopulatedField.data('_changed', true);
+ });
+
+ if (!prepopulatedField.val()) {
+ $(dependencies.join(',')).on('keyup change focus', populate);
+ }
+ });
+ };
+}
diff --git a/djangoProject 方彦文/staticfiles/admin/js/prepopulate_init.js b/djangoProject 方彦文/staticfiles/admin/js/prepopulate_init.js
new file mode 100644
index 00000000..a58841f0
--- /dev/null
+++ b/djangoProject 方彦文/staticfiles/admin/js/prepopulate_init.js
@@ -0,0 +1,15 @@
+'use strict';
+{
+ const $ = django.jQuery;
+ const fields = $('#django-admin-prepopulated-fields-constants').data('prepopulatedFields');
+ $.each(fields, function(index, field) {
+ $(
+ '.empty-form .form-row .field-' + field.name +
+ ', .empty-form.form-row .field-' + field.name +
+ ', .empty-form .form-row.field-' + field.name
+ ).addClass('prepopulated_field');
+ $(field.id).data('dependency_list', field.dependency_list).prepopulate(
+ field.dependency_ids, field.maxLength, field.allowUnicode
+ );
+ });
+}
diff --git a/djangoProject 方彦文/staticfiles/admin/js/theme.js b/djangoProject 方彦文/staticfiles/admin/js/theme.js
new file mode 100644
index 00000000..794cd15f
--- /dev/null
+++ b/djangoProject 方彦文/staticfiles/admin/js/theme.js
@@ -0,0 +1,56 @@
+'use strict';
+{
+ window.addEventListener('load', function(e) {
+
+ function setTheme(mode) {
+ if (mode !== "light" && mode !== "dark" && mode !== "auto") {
+ console.error(`Got invalid theme mode: ${mode}. Resetting to auto.`);
+ mode = "auto";
+ }
+ document.documentElement.dataset.theme = mode;
+ localStorage.setItem("theme", mode);
+ }
+
+ function cycleTheme() {
+ const currentTheme = localStorage.getItem("theme") || "auto";
+ const prefersDark = window.matchMedia("(prefers-color-scheme: dark)").matches;
+
+ if (prefersDark) {
+ // Auto (dark) -> Light -> Dark
+ if (currentTheme === "auto") {
+ setTheme("light");
+ } else if (currentTheme === "light") {
+ setTheme("dark");
+ } else {
+ setTheme("auto");
+ }
+ } else {
+ // Auto (light) -> Dark -> Light
+ if (currentTheme === "auto") {
+ setTheme("dark");
+ } else if (currentTheme === "dark") {
+ setTheme("light");
+ } else {
+ setTheme("auto");
+ }
+ }
+ }
+
+ function initTheme() {
+ // set theme defined in localStorage if there is one, or fallback to auto mode
+ const currentTheme = localStorage.getItem("theme");
+ currentTheme ? setTheme(currentTheme) : setTheme("auto");
+ }
+
+ function setupTheme() {
+ // Attach event handlers for toggling themes
+ const buttons = document.getElementsByClassName("theme-toggle");
+ Array.from(buttons).forEach((btn) => {
+ btn.addEventListener("click", cycleTheme);
+ });
+ initTheme();
+ }
+
+ setupTheme();
+ });
+}
diff --git a/djangoProject 方彦文/staticfiles/admin/js/urlify.js b/djangoProject 方彦文/staticfiles/admin/js/urlify.js
new file mode 100644
index 00000000..9fc04094
--- /dev/null
+++ b/djangoProject 方彦文/staticfiles/admin/js/urlify.js
@@ -0,0 +1,169 @@
+/*global XRegExp*/
+'use strict';
+{
+ const LATIN_MAP = {
+ 'À': 'A', 'Á': 'A', 'Â': 'A', 'Ã': 'A', 'Ä': 'A', 'Å': 'A', 'Æ': 'AE',
+ 'Ç': 'C', 'È': 'E', 'É': 'E', 'Ê': 'E', 'Ë': 'E', 'Ì': 'I', 'Í': 'I',
+ 'Î': 'I', 'Ï': 'I', 'Ð': 'D', 'Ñ': 'N', 'Ò': 'O', 'Ó': 'O', 'Ô': 'O',
+ 'Õ': 'O', 'Ö': 'O', 'Ő': 'O', 'Ø': 'O', 'Ù': 'U', 'Ú': 'U', 'Û': 'U',
+ 'Ü': 'U', 'Ű': 'U', 'Ý': 'Y', 'Þ': 'TH', 'Ÿ': 'Y', 'ß': 'ss', 'à': 'a',
+ 'á': 'a', 'â': 'a', 'ã': 'a', 'ä': 'a', 'å': 'a', 'æ': 'ae', 'ç': 'c',
+ 'è': 'e', 'é': 'e', 'ê': 'e', 'ë': 'e', 'ì': 'i', 'í': 'i', 'î': 'i',
+ 'ï': 'i', 'ð': 'd', 'ñ': 'n', 'ò': 'o', 'ó': 'o', 'ô': 'o', 'õ': 'o',
+ 'ö': 'o', 'ő': 'o', 'ø': 'o', 'ù': 'u', 'ú': 'u', 'û': 'u', 'ü': 'u',
+ 'ű': 'u', 'ý': 'y', 'þ': 'th', 'ÿ': 'y'
+ };
+ const LATIN_SYMBOLS_MAP = {
+ '©': '(c)'
+ };
+ const GREEK_MAP = {
+ 'α': 'a', 'β': 'b', 'γ': 'g', 'δ': 'd', 'ε': 'e', 'ζ': 'z', 'η': 'h',
+ 'θ': '8', 'ι': 'i', 'κ': 'k', 'λ': 'l', 'μ': 'm', 'ν': 'n', 'ξ': '3',
+ 'ο': 'o', 'π': 'p', 'ρ': 'r', 'σ': 's', 'τ': 't', 'υ': 'y', 'φ': 'f',
+ 'χ': 'x', 'ψ': 'ps', 'ω': 'w', 'ά': 'a', 'έ': 'e', 'ί': 'i', 'ό': 'o',
+ 'ύ': 'y', 'ή': 'h', 'ώ': 'w', 'ς': 's', 'ϊ': 'i', 'ΰ': 'y', 'ϋ': 'y',
+ 'ΐ': 'i', 'Α': 'A', 'Β': 'B', 'Γ': 'G', 'Δ': 'D', 'Ε': 'E', 'Ζ': 'Z',
+ 'Η': 'H', 'Θ': '8', 'Ι': 'I', 'Κ': 'K', 'Λ': 'L', 'Μ': 'M', 'Ν': 'N',
+ 'Ξ': '3', 'Ο': 'O', 'Π': 'P', 'Ρ': 'R', 'Σ': 'S', 'Τ': 'T', 'Υ': 'Y',
+ 'Φ': 'F', 'Χ': 'X', 'Ψ': 'PS', 'Ω': 'W', 'Ά': 'A', 'Έ': 'E', 'Ί': 'I',
+ 'Ό': 'O', 'Ύ': 'Y', 'Ή': 'H', 'Ώ': 'W', 'Ϊ': 'I', 'Ϋ': 'Y'
+ };
+ const TURKISH_MAP = {
+ 'ş': 's', 'Ş': 'S', 'ı': 'i', 'İ': 'I', 'ç': 'c', 'Ç': 'C', 'ü': 'u',
+ 'Ü': 'U', 'ö': 'o', 'Ö': 'O', 'ğ': 'g', 'Ğ': 'G'
+ };
+ const ROMANIAN_MAP = {
+ 'ă': 'a', 'î': 'i', 'ș': 's', 'ț': 't', 'â': 'a',
+ 'Ă': 'A', 'Î': 'I', 'Ș': 'S', 'Ț': 'T', 'Â': 'A'
+ };
+ const RUSSIAN_MAP = {
+ 'а': 'a', 'б': 'b', 'в': 'v', 'г': 'g', 'д': 'd', 'е': 'e', 'ё': 'yo',
+ 'ж': 'zh', 'з': 'z', 'и': 'i', 'й': 'j', 'к': 'k', 'л': 'l', 'м': 'm',
+ 'н': 'n', 'о': 'o', 'п': 'p', 'р': 'r', 'с': 's', 'т': 't', 'у': 'u',
+ 'ф': 'f', 'х': 'h', 'ц': 'c', 'ч': 'ch', 'ш': 'sh', 'щ': 'sh', 'ъ': '',
+ 'ы': 'y', 'ь': '', 'э': 'e', 'ю': 'yu', 'я': 'ya',
+ 'А': 'A', 'Б': 'B', 'В': 'V', 'Г': 'G', 'Д': 'D', 'Е': 'E', 'Ё': 'Yo',
+ 'Ж': 'Zh', 'З': 'Z', 'И': 'I', 'Й': 'J', 'К': 'K', 'Л': 'L', 'М': 'M',
+ 'Н': 'N', 'О': 'O', 'П': 'P', 'Р': 'R', 'С': 'S', 'Т': 'T', 'У': 'U',
+ 'Ф': 'F', 'Х': 'H', 'Ц': 'C', 'Ч': 'Ch', 'Ш': 'Sh', 'Щ': 'Sh', 'Ъ': '',
+ 'Ы': 'Y', 'Ь': '', 'Э': 'E', 'Ю': 'Yu', 'Я': 'Ya'
+ };
+ const UKRAINIAN_MAP = {
+ 'Є': 'Ye', 'І': 'I', 'Ї': 'Yi', 'Ґ': 'G', 'є': 'ye', 'і': 'i',
+ 'ї': 'yi', 'ґ': 'g'
+ };
+ const CZECH_MAP = {
+ 'č': 'c', 'ď': 'd', 'ě': 'e', 'ň': 'n', 'ř': 'r', 'š': 's', 'ť': 't',
+ 'ů': 'u', 'ž': 'z', 'Č': 'C', 'Ď': 'D', 'Ě': 'E', 'Ň': 'N', 'Ř': 'R',
+ 'Š': 'S', 'Ť': 'T', 'Ů': 'U', 'Ž': 'Z'
+ };
+ const SLOVAK_MAP = {
+ 'á': 'a', 'ä': 'a', 'č': 'c', 'ď': 'd', 'é': 'e', 'í': 'i', 'ľ': 'l',
+ 'ĺ': 'l', 'ň': 'n', 'ó': 'o', 'ô': 'o', 'ŕ': 'r', 'š': 's', 'ť': 't',
+ 'ú': 'u', 'ý': 'y', 'ž': 'z',
+ 'Á': 'a', 'Ä': 'A', 'Č': 'C', 'Ď': 'D', 'É': 'E', 'Í': 'I', 'Ľ': 'L',
+ 'Ĺ': 'L', 'Ň': 'N', 'Ó': 'O', 'Ô': 'O', 'Ŕ': 'R', 'Š': 'S', 'Ť': 'T',
+ 'Ú': 'U', 'Ý': 'Y', 'Ž': 'Z'
+ };
+ const POLISH_MAP = {
+ 'ą': 'a', 'ć': 'c', 'ę': 'e', 'ł': 'l', 'ń': 'n', 'ó': 'o', 'ś': 's',
+ 'ź': 'z', 'ż': 'z',
+ 'Ą': 'A', 'Ć': 'C', 'Ę': 'E', 'Ł': 'L', 'Ń': 'N', 'Ó': 'O', 'Ś': 'S',
+ 'Ź': 'Z', 'Ż': 'Z'
+ };
+ const LATVIAN_MAP = {
+ 'ā': 'a', 'č': 'c', 'ē': 'e', 'ģ': 'g', 'ī': 'i', 'ķ': 'k', 'ļ': 'l',
+ 'ņ': 'n', 'š': 's', 'ū': 'u', 'ž': 'z',
+ 'Ā': 'A', 'Č': 'C', 'Ē': 'E', 'Ģ': 'G', 'Ī': 'I', 'Ķ': 'K', 'Ļ': 'L',
+ 'Ņ': 'N', 'Š': 'S', 'Ū': 'U', 'Ž': 'Z'
+ };
+ const ARABIC_MAP = {
+ 'أ': 'a', 'ب': 'b', 'ت': 't', 'ث': 'th', 'ج': 'g', 'ح': 'h', 'خ': 'kh', 'د': 'd',
+ 'ذ': 'th', 'ر': 'r', 'ز': 'z', 'س': 's', 'ش': 'sh', 'ص': 's', 'ض': 'd', 'ط': 't',
+ 'ظ': 'th', 'ع': 'aa', 'غ': 'gh', 'ف': 'f', 'ق': 'k', 'ك': 'k', 'ل': 'l', 'م': 'm',
+ 'ن': 'n', 'ه': 'h', 'و': 'o', 'ي': 'y'
+ };
+ const LITHUANIAN_MAP = {
+ 'ą': 'a', 'č': 'c', 'ę': 'e', 'ė': 'e', 'į': 'i', 'š': 's', 'ų': 'u',
+ 'ū': 'u', 'ž': 'z',
+ 'Ą': 'A', 'Č': 'C', 'Ę': 'E', 'Ė': 'E', 'Į': 'I', 'Š': 'S', 'Ų': 'U',
+ 'Ū': 'U', 'Ž': 'Z'
+ };
+ const SERBIAN_MAP = {
+ 'ђ': 'dj', 'ј': 'j', 'љ': 'lj', 'њ': 'nj', 'ћ': 'c', 'џ': 'dz',
+ 'đ': 'dj', 'Ђ': 'Dj', 'Ј': 'j', 'Љ': 'Lj', 'Њ': 'Nj', 'Ћ': 'C',
+ 'Џ': 'Dz', 'Đ': 'Dj'
+ };
+ const AZERBAIJANI_MAP = {
+ 'ç': 'c', 'ə': 'e', 'ğ': 'g', 'ı': 'i', 'ö': 'o', 'ş': 's', 'ü': 'u',
+ 'Ç': 'C', 'Ə': 'E', 'Ğ': 'G', 'İ': 'I', 'Ö': 'O', 'Ş': 'S', 'Ü': 'U'
+ };
+ const GEORGIAN_MAP = {
+ 'ა': 'a', 'ბ': 'b', 'გ': 'g', 'დ': 'd', 'ე': 'e', 'ვ': 'v', 'ზ': 'z',
+ 'თ': 't', 'ი': 'i', 'კ': 'k', 'ლ': 'l', 'მ': 'm', 'ნ': 'n', 'ო': 'o',
+ 'პ': 'p', 'ჟ': 'j', 'რ': 'r', 'ს': 's', 'ტ': 't', 'უ': 'u', 'ფ': 'f',
+ 'ქ': 'q', 'ღ': 'g', 'ყ': 'y', 'შ': 'sh', 'ჩ': 'ch', 'ც': 'c', 'ძ': 'dz',
+ 'წ': 'w', 'ჭ': 'ch', 'ხ': 'x', 'ჯ': 'j', 'ჰ': 'h'
+ };
+
+ const ALL_DOWNCODE_MAPS = [
+ LATIN_MAP,
+ LATIN_SYMBOLS_MAP,
+ GREEK_MAP,
+ TURKISH_MAP,
+ ROMANIAN_MAP,
+ RUSSIAN_MAP,
+ UKRAINIAN_MAP,
+ CZECH_MAP,
+ SLOVAK_MAP,
+ POLISH_MAP,
+ LATVIAN_MAP,
+ ARABIC_MAP,
+ LITHUANIAN_MAP,
+ SERBIAN_MAP,
+ AZERBAIJANI_MAP,
+ GEORGIAN_MAP
+ ];
+
+ const Downcoder = {
+ 'Initialize': function() {
+ if (Downcoder.map) { // already made
+ return;
+ }
+ Downcoder.map = {};
+ for (const lookup of ALL_DOWNCODE_MAPS) {
+ Object.assign(Downcoder.map, lookup);
+ }
+ Downcoder.regex = new RegExp(Object.keys(Downcoder.map).join('|'), 'g');
+ }
+ };
+
+ function downcode(slug) {
+ Downcoder.Initialize();
+ return slug.replace(Downcoder.regex, function(m) {
+ return Downcoder.map[m];
+ });
+ }
+
+
+ function URLify(s, num_chars, allowUnicode) {
+ // changes, e.g., "Petty theft" to "petty-theft"
+ if (!allowUnicode) {
+ s = downcode(s);
+ }
+ s = s.toLowerCase(); // convert to lowercase
+ // if downcode doesn't hit, the char will be stripped here
+ if (allowUnicode) {
+ // Keep Unicode letters including both lowercase and uppercase
+ // characters, whitespace, and dash; remove other characters.
+ s = XRegExp.replace(s, XRegExp('[^-_\\p{L}\\p{N}\\s]', 'g'), '');
+ } else {
+ s = s.replace(/[^-\w\s]/g, ''); // remove unneeded chars
+ }
+ s = s.replace(/^\s+|\s+$/g, ''); // trim leading/trailing spaces
+ s = s.replace(/[-\s]+/g, '-'); // convert spaces to hyphens
+ s = s.substring(0, num_chars); // trim to first num_chars chars
+ return s.replace(/-+$/g, ''); // trim any trailing hyphens
+ }
+ window.URLify = URLify;
+}
diff --git a/djangoProject 方彦文/staticfiles/admin/js/vendor/jquery/LICENSE.txt b/djangoProject 方彦文/staticfiles/admin/js/vendor/jquery/LICENSE.txt
new file mode 100644
index 00000000..f642c3f7
--- /dev/null
+++ b/djangoProject 方彦文/staticfiles/admin/js/vendor/jquery/LICENSE.txt
@@ -0,0 +1,20 @@
+Copyright OpenJS Foundation and other contributors, https://openjsf.org/
+
+Permission is hereby granted, free of charge, to any person obtaining
+a copy of this software and associated documentation files (the
+"Software"), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sublicense, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to
+the following conditions:
+
+The above copyright notice and this permission notice shall be
+included in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
diff --git a/djangoProject 方彦文/staticfiles/admin/js/vendor/jquery/jquery.js b/djangoProject 方彦文/staticfiles/admin/js/vendor/jquery/jquery.js
new file mode 100644
index 00000000..1a86433c
--- /dev/null
+++ b/djangoProject 方彦文/staticfiles/admin/js/vendor/jquery/jquery.js
@@ -0,0 +1,10716 @@
+/*!
+ * jQuery JavaScript Library v3.7.1
+ * https://jquery.com/
+ *
+ * Copyright OpenJS Foundation and other contributors
+ * Released under the MIT license
+ * https://jquery.org/license
+ *
+ * Date: 2023-08-28T13:37Z
+ */
+( function( global, factory ) {
+
+ "use strict";
+
+ if ( typeof module === "object" && typeof module.exports === "object" ) {
+
+ // For CommonJS and CommonJS-like environments where a proper `window`
+ // is present, execute the factory and get jQuery.
+ // For environments that do not have a `window` with a `document`
+ // (such as Node.js), expose a factory as module.exports.
+ // This accentuates the need for the creation of a real `window`.
+ // e.g. var jQuery = require("jquery")(window);
+ // See ticket trac-14549 for more info.
+ module.exports = global.document ?
+ factory( global, true ) :
+ function( w ) {
+ if ( !w.document ) {
+ throw new Error( "jQuery requires a window with a document" );
+ }
+ return factory( w );
+ };
+ } else {
+ factory( global );
+ }
+
+// Pass this if window is not defined yet
+} )( typeof window !== "undefined" ? window : this, function( window, noGlobal ) {
+
+// Edge <= 12 - 13+, Firefox <=18 - 45+, IE 10 - 11, Safari 5.1 - 9+, iOS 6 - 9.1
+// throw exceptions when non-strict code (e.g., ASP.NET 4.5) accesses strict mode
+// arguments.callee.caller (trac-13335). But as of jQuery 3.0 (2016), strict mode should be common
+// enough that all such attempts are guarded in a try block.
+"use strict";
+
+var arr = [];
+
+var getProto = Object.getPrototypeOf;
+
+var slice = arr.slice;
+
+var flat = arr.flat ? function( array ) {
+ return arr.flat.call( array );
+} : function( array ) {
+ return arr.concat.apply( [], array );
+};
+
+
+var push = arr.push;
+
+var indexOf = arr.indexOf;
+
+var class2type = {};
+
+var toString = class2type.toString;
+
+var hasOwn = class2type.hasOwnProperty;
+
+var fnToString = hasOwn.toString;
+
+var ObjectFunctionString = fnToString.call( Object );
+
+var support = {};
+
+var isFunction = function isFunction( obj ) {
+
+ // Support: Chrome <=57, Firefox <=52
+ // In some browsers, typeof returns "function" for HTML elements
+ // (i.e., `typeof document.createElement( "object" ) === "function"`).
+ // We don't want to classify *any* DOM node as a function.
+ // Support: QtWeb <=3.8.5, WebKit <=534.34, wkhtmltopdf tool <=0.12.5
+ // Plus for old WebKit, typeof returns "function" for HTML collections
+ // (e.g., `typeof document.getElementsByTagName("div") === "function"`). (gh-4756)
+ return typeof obj === "function" && typeof obj.nodeType !== "number" &&
+ typeof obj.item !== "function";
+ };
+
+
+var isWindow = function isWindow( obj ) {
+ return obj != null && obj === obj.window;
+ };
+
+
+var document = window.document;
+
+
+
+ var preservedScriptAttributes = {
+ type: true,
+ src: true,
+ nonce: true,
+ noModule: true
+ };
+
+ function DOMEval( code, node, doc ) {
+ doc = doc || document;
+
+ var i, val,
+ script = doc.createElement( "script" );
+
+ script.text = code;
+ if ( node ) {
+ for ( i in preservedScriptAttributes ) {
+
+ // Support: Firefox 64+, Edge 18+
+ // Some browsers don't support the "nonce" property on scripts.
+ // On the other hand, just using `getAttribute` is not enough as
+ // the `nonce` attribute is reset to an empty string whenever it
+ // becomes browsing-context connected.
+ // See https://github.com/whatwg/html/issues/2369
+ // See https://html.spec.whatwg.org/#nonce-attributes
+ // The `node.getAttribute` check was added for the sake of
+ // `jQuery.globalEval` so that it can fake a nonce-containing node
+ // via an object.
+ val = node[ i ] || node.getAttribute && node.getAttribute( i );
+ if ( val ) {
+ script.setAttribute( i, val );
+ }
+ }
+ }
+ doc.head.appendChild( script ).parentNode.removeChild( script );
+ }
+
+
+function toType( obj ) {
+ if ( obj == null ) {
+ return obj + "";
+ }
+
+ // Support: Android <=2.3 only (functionish RegExp)
+ return typeof obj === "object" || typeof obj === "function" ?
+ class2type[ toString.call( obj ) ] || "object" :
+ typeof obj;
+}
+/* global Symbol */
+// Defining this global in .eslintrc.json would create a danger of using the global
+// unguarded in another place, it seems safer to define global only for this module
+
+
+
+var version = "3.7.1",
+
+ rhtmlSuffix = /HTML$/i,
+
+ // Define a local copy of jQuery
+ jQuery = function( selector, context ) {
+
+ // The jQuery object is actually just the init constructor 'enhanced'
+ // Need init if jQuery is called (just allow error to be thrown if not included)
+ return new jQuery.fn.init( selector, context );
+ };
+
+jQuery.fn = jQuery.prototype = {
+
+ // The current version of jQuery being used
+ jquery: version,
+
+ constructor: jQuery,
+
+ // The default length of a jQuery object is 0
+ length: 0,
+
+ toArray: function() {
+ return slice.call( this );
+ },
+
+ // Get the Nth element in the matched element set OR
+ // Get the whole matched element set as a clean array
+ get: function( num ) {
+
+ // Return all the elements in a clean array
+ if ( num == null ) {
+ return slice.call( this );
+ }
+
+ // Return just the one element from the set
+ return num < 0 ? this[ num + this.length ] : this[ num ];
+ },
+
+ // Take an array of elements and push it onto the stack
+ // (returning the new matched element set)
+ pushStack: function( elems ) {
+
+ // Build a new jQuery matched element set
+ var ret = jQuery.merge( this.constructor(), elems );
+
+ // Add the old object onto the stack (as a reference)
+ ret.prevObject = this;
+
+ // Return the newly-formed element set
+ return ret;
+ },
+
+ // Execute a callback for every element in the matched set.
+ each: function( callback ) {
+ return jQuery.each( this, callback );
+ },
+
+ map: function( callback ) {
+ return this.pushStack( jQuery.map( this, function( elem, i ) {
+ return callback.call( elem, i, elem );
+ } ) );
+ },
+
+ slice: function() {
+ return this.pushStack( slice.apply( this, arguments ) );
+ },
+
+ first: function() {
+ return this.eq( 0 );
+ },
+
+ last: function() {
+ return this.eq( -1 );
+ },
+
+ even: function() {
+ return this.pushStack( jQuery.grep( this, function( _elem, i ) {
+ return ( i + 1 ) % 2;
+ } ) );
+ },
+
+ odd: function() {
+ return this.pushStack( jQuery.grep( this, function( _elem, i ) {
+ return i % 2;
+ } ) );
+ },
+
+ eq: function( i ) {
+ var len = this.length,
+ j = +i + ( i < 0 ? len : 0 );
+ return this.pushStack( j >= 0 && j < len ? [ this[ j ] ] : [] );
+ },
+
+ end: function() {
+ return this.prevObject || this.constructor();
+ },
+
+ // For internal use only.
+ // Behaves like an Array's method, not like a jQuery method.
+ push: push,
+ sort: arr.sort,
+ splice: arr.splice
+};
+
+jQuery.extend = jQuery.fn.extend = function() {
+ var options, name, src, copy, copyIsArray, clone,
+ target = arguments[ 0 ] || {},
+ i = 1,
+ length = arguments.length,
+ deep = false;
+
+ // Handle a deep copy situation
+ if ( typeof target === "boolean" ) {
+ deep = target;
+
+ // Skip the boolean and the target
+ target = arguments[ i ] || {};
+ i++;
+ }
+
+ // Handle case when target is a string or something (possible in deep copy)
+ if ( typeof target !== "object" && !isFunction( target ) ) {
+ target = {};
+ }
+
+ // Extend jQuery itself if only one argument is passed
+ if ( i === length ) {
+ target = this;
+ i--;
+ }
+
+ for ( ; i < length; i++ ) {
+
+ // Only deal with non-null/undefined values
+ if ( ( options = arguments[ i ] ) != null ) {
+
+ // Extend the base object
+ for ( name in options ) {
+ copy = options[ name ];
+
+ // Prevent Object.prototype pollution
+ // Prevent never-ending loop
+ if ( name === "__proto__" || target === copy ) {
+ continue;
+ }
+
+ // Recurse if we're merging plain objects or arrays
+ if ( deep && copy && ( jQuery.isPlainObject( copy ) ||
+ ( copyIsArray = Array.isArray( copy ) ) ) ) {
+ src = target[ name ];
+
+ // Ensure proper type for the source value
+ if ( copyIsArray && !Array.isArray( src ) ) {
+ clone = [];
+ } else if ( !copyIsArray && !jQuery.isPlainObject( src ) ) {
+ clone = {};
+ } else {
+ clone = src;
+ }
+ copyIsArray = false;
+
+ // Never move original objects, clone them
+ target[ name ] = jQuery.extend( deep, clone, copy );
+
+ // Don't bring in undefined values
+ } else if ( copy !== undefined ) {
+ target[ name ] = copy;
+ }
+ }
+ }
+ }
+
+ // Return the modified object
+ return target;
+};
+
+jQuery.extend( {
+
+ // Unique for each copy of jQuery on the page
+ expando: "jQuery" + ( version + Math.random() ).replace( /\D/g, "" ),
+
+ // Assume jQuery is ready without the ready module
+ isReady: true,
+
+ error: function( msg ) {
+ throw new Error( msg );
+ },
+
+ noop: function() {},
+
+ isPlainObject: function( obj ) {
+ var proto, Ctor;
+
+ // Detect obvious negatives
+ // Use toString instead of jQuery.type to catch host objects
+ if ( !obj || toString.call( obj ) !== "[object Object]" ) {
+ return false;
+ }
+
+ proto = getProto( obj );
+
+ // Objects with no prototype (e.g., `Object.create( null )`) are plain
+ if ( !proto ) {
+ return true;
+ }
+
+ // Objects with prototype are plain iff they were constructed by a global Object function
+ Ctor = hasOwn.call( proto, "constructor" ) && proto.constructor;
+ return typeof Ctor === "function" && fnToString.call( Ctor ) === ObjectFunctionString;
+ },
+
+ isEmptyObject: function( obj ) {
+ var name;
+
+ for ( name in obj ) {
+ return false;
+ }
+ return true;
+ },
+
+ // Evaluates a script in a provided context; falls back to the global one
+ // if not specified.
+ globalEval: function( code, options, doc ) {
+ DOMEval( code, { nonce: options && options.nonce }, doc );
+ },
+
+ each: function( obj, callback ) {
+ var length, i = 0;
+
+ if ( isArrayLike( obj ) ) {
+ length = obj.length;
+ for ( ; i < length; i++ ) {
+ if ( callback.call( obj[ i ], i, obj[ i ] ) === false ) {
+ break;
+ }
+ }
+ } else {
+ for ( i in obj ) {
+ if ( callback.call( obj[ i ], i, obj[ i ] ) === false ) {
+ break;
+ }
+ }
+ }
+
+ return obj;
+ },
+
+
+ // Retrieve the text value of an array of DOM nodes
+ text: function( elem ) {
+ var node,
+ ret = "",
+ i = 0,
+ nodeType = elem.nodeType;
+
+ if ( !nodeType ) {
+
+ // If no nodeType, this is expected to be an array
+ while ( ( node = elem[ i++ ] ) ) {
+
+ // Do not traverse comment nodes
+ ret += jQuery.text( node );
+ }
+ }
+ if ( nodeType === 1 || nodeType === 11 ) {
+ return elem.textContent;
+ }
+ if ( nodeType === 9 ) {
+ return elem.documentElement.textContent;
+ }
+ if ( nodeType === 3 || nodeType === 4 ) {
+ return elem.nodeValue;
+ }
+
+ // Do not include comment or processing instruction nodes
+
+ return ret;
+ },
+
+ // results is for internal usage only
+ makeArray: function( arr, results ) {
+ var ret = results || [];
+
+ if ( arr != null ) {
+ if ( isArrayLike( Object( arr ) ) ) {
+ jQuery.merge( ret,
+ typeof arr === "string" ?
+ [ arr ] : arr
+ );
+ } else {
+ push.call( ret, arr );
+ }
+ }
+
+ return ret;
+ },
+
+ inArray: function( elem, arr, i ) {
+ return arr == null ? -1 : indexOf.call( arr, elem, i );
+ },
+
+ isXMLDoc: function( elem ) {
+ var namespace = elem && elem.namespaceURI,
+ docElem = elem && ( elem.ownerDocument || elem ).documentElement;
+
+ // Assume HTML when documentElement doesn't yet exist, such as inside
+ // document fragments.
+ return !rhtmlSuffix.test( namespace || docElem && docElem.nodeName || "HTML" );
+ },
+
+ // Support: Android <=4.0 only, PhantomJS 1 only
+ // push.apply(_, arraylike) throws on ancient WebKit
+ merge: function( first, second ) {
+ var len = +second.length,
+ j = 0,
+ i = first.length;
+
+ for ( ; j < len; j++ ) {
+ first[ i++ ] = second[ j ];
+ }
+
+ first.length = i;
+
+ return first;
+ },
+
+ grep: function( elems, callback, invert ) {
+ var callbackInverse,
+ matches = [],
+ i = 0,
+ length = elems.length,
+ callbackExpect = !invert;
+
+ // Go through the array, only saving the items
+ // that pass the validator function
+ for ( ; i < length; i++ ) {
+ callbackInverse = !callback( elems[ i ], i );
+ if ( callbackInverse !== callbackExpect ) {
+ matches.push( elems[ i ] );
+ }
+ }
+
+ return matches;
+ },
+
+ // arg is for internal usage only
+ map: function( elems, callback, arg ) {
+ var length, value,
+ i = 0,
+ ret = [];
+
+ // Go through the array, translating each of the items to their new values
+ if ( isArrayLike( elems ) ) {
+ length = elems.length;
+ for ( ; i < length; i++ ) {
+ value = callback( elems[ i ], i, arg );
+
+ if ( value != null ) {
+ ret.push( value );
+ }
+ }
+
+ // Go through every key on the object,
+ } else {
+ for ( i in elems ) {
+ value = callback( elems[ i ], i, arg );
+
+ if ( value != null ) {
+ ret.push( value );
+ }
+ }
+ }
+
+ // Flatten any nested arrays
+ return flat( ret );
+ },
+
+ // A global GUID counter for objects
+ guid: 1,
+
+ // jQuery.support is not used in Core but other projects attach their
+ // properties to it so it needs to exist.
+ support: support
+} );
+
+if ( typeof Symbol === "function" ) {
+ jQuery.fn[ Symbol.iterator ] = arr[ Symbol.iterator ];
+}
+
+// Populate the class2type map
+jQuery.each( "Boolean Number String Function Array Date RegExp Object Error Symbol".split( " " ),
+ function( _i, name ) {
+ class2type[ "[object " + name + "]" ] = name.toLowerCase();
+ } );
+
+function isArrayLike( obj ) {
+
+ // Support: real iOS 8.2 only (not reproducible in simulator)
+ // `in` check used to prevent JIT error (gh-2145)
+ // hasOwn isn't used here due to false negatives
+ // regarding Nodelist length in IE
+ var length = !!obj && "length" in obj && obj.length,
+ type = toType( obj );
+
+ if ( isFunction( obj ) || isWindow( obj ) ) {
+ return false;
+ }
+
+ return type === "array" || length === 0 ||
+ typeof length === "number" && length > 0 && ( length - 1 ) in obj;
+}
+
+
+function nodeName( elem, name ) {
+
+ return elem.nodeName && elem.nodeName.toLowerCase() === name.toLowerCase();
+
+}
+var pop = arr.pop;
+
+
+var sort = arr.sort;
+
+
+var splice = arr.splice;
+
+
+var whitespace = "[\\x20\\t\\r\\n\\f]";
+
+
+var rtrimCSS = new RegExp(
+ "^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" + whitespace + "+$",
+ "g"
+);
+
+
+
+
+// Note: an element does not contain itself
+jQuery.contains = function( a, b ) {
+ var bup = b && b.parentNode;
+
+ return a === bup || !!( bup && bup.nodeType === 1 && (
+
+ // Support: IE 9 - 11+
+ // IE doesn't have `contains` on SVG.
+ a.contains ?
+ a.contains( bup ) :
+ a.compareDocumentPosition && a.compareDocumentPosition( bup ) & 16
+ ) );
+};
+
+
+
+
+// CSS string/identifier serialization
+// https://drafts.csswg.org/cssom/#common-serializing-idioms
+var rcssescape = /([\0-\x1f\x7f]|^-?\d)|^-$|[^\x80-\uFFFF\w-]/g;
+
+function fcssescape( ch, asCodePoint ) {
+ if ( asCodePoint ) {
+
+ // U+0000 NULL becomes U+FFFD REPLACEMENT CHARACTER
+ if ( ch === "\0" ) {
+ return "\uFFFD";
+ }
+
+ // Control characters and (dependent upon position) numbers get escaped as code points
+ return ch.slice( 0, -1 ) + "\\" + ch.charCodeAt( ch.length - 1 ).toString( 16 ) + " ";
+ }
+
+ // Other potentially-special ASCII characters get backslash-escaped
+ return "\\" + ch;
+}
+
+jQuery.escapeSelector = function( sel ) {
+ return ( sel + "" ).replace( rcssescape, fcssescape );
+};
+
+
+
+
+var preferredDoc = document,
+ pushNative = push;
+
+( function() {
+
+var i,
+ Expr,
+ outermostContext,
+ sortInput,
+ hasDuplicate,
+ push = pushNative,
+
+ // Local document vars
+ document,
+ documentElement,
+ documentIsHTML,
+ rbuggyQSA,
+ matches,
+
+ // Instance-specific data
+ expando = jQuery.expando,
+ dirruns = 0,
+ done = 0,
+ classCache = createCache(),
+ tokenCache = createCache(),
+ compilerCache = createCache(),
+ nonnativeSelectorCache = createCache(),
+ sortOrder = function( a, b ) {
+ if ( a === b ) {
+ hasDuplicate = true;
+ }
+ return 0;
+ },
+
+ booleans = "checked|selected|async|autofocus|autoplay|controls|defer|disabled|hidden|ismap|" +
+ "loop|multiple|open|readonly|required|scoped",
+
+ // Regular expressions
+
+ // https://www.w3.org/TR/css-syntax-3/#ident-token-diagram
+ identifier = "(?:\\\\[\\da-fA-F]{1,6}" + whitespace +
+ "?|\\\\[^\\r\\n\\f]|[\\w-]|[^\0-\\x7f])+",
+
+ // Attribute selectors: https://www.w3.org/TR/selectors/#attribute-selectors
+ attributes = "\\[" + whitespace + "*(" + identifier + ")(?:" + whitespace +
+
+ // Operator (capture 2)
+ "*([*^$|!~]?=)" + whitespace +
+
+ // "Attribute values must be CSS identifiers [capture 5] or strings [capture 3 or capture 4]"
+ "*(?:'((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\"|(" + identifier + "))|)" +
+ whitespace + "*\\]",
+
+ pseudos = ":(" + identifier + ")(?:\\((" +
+
+ // To reduce the number of selectors needing tokenize in the preFilter, prefer arguments:
+ // 1. quoted (capture 3; capture 4 or capture 5)
+ "('((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\")|" +
+
+ // 2. simple (capture 6)
+ "((?:\\\\.|[^\\\\()[\\]]|" + attributes + ")*)|" +
+
+ // 3. anything else (capture 2)
+ ".*" +
+ ")\\)|)",
+
+ // Leading and non-escaped trailing whitespace, capturing some non-whitespace characters preceding the latter
+ rwhitespace = new RegExp( whitespace + "+", "g" ),
+
+ rcomma = new RegExp( "^" + whitespace + "*," + whitespace + "*" ),
+ rleadingCombinator = new RegExp( "^" + whitespace + "*([>+~]|" + whitespace + ")" +
+ whitespace + "*" ),
+ rdescend = new RegExp( whitespace + "|>" ),
+
+ rpseudo = new RegExp( pseudos ),
+ ridentifier = new RegExp( "^" + identifier + "$" ),
+
+ matchExpr = {
+ ID: new RegExp( "^#(" + identifier + ")" ),
+ CLASS: new RegExp( "^\\.(" + identifier + ")" ),
+ TAG: new RegExp( "^(" + identifier + "|[*])" ),
+ ATTR: new RegExp( "^" + attributes ),
+ PSEUDO: new RegExp( "^" + pseudos ),
+ CHILD: new RegExp(
+ "^:(only|first|last|nth|nth-last)-(child|of-type)(?:\\(" +
+ whitespace + "*(even|odd|(([+-]|)(\\d*)n|)" + whitespace + "*(?:([+-]|)" +
+ whitespace + "*(\\d+)|))" + whitespace + "*\\)|)", "i" ),
+ bool: new RegExp( "^(?:" + booleans + ")$", "i" ),
+
+ // For use in libraries implementing .is()
+ // We use this for POS matching in `select`
+ needsContext: new RegExp( "^" + whitespace +
+ "*[>+~]|:(even|odd|eq|gt|lt|nth|first|last)(?:\\(" + whitespace +
+ "*((?:-\\d)?\\d*)" + whitespace + "*\\)|)(?=[^-]|$)", "i" )
+ },
+
+ rinputs = /^(?:input|select|textarea|button)$/i,
+ rheader = /^h\d$/i,
+
+ // Easily-parseable/retrievable ID or TAG or CLASS selectors
+ rquickExpr = /^(?:#([\w-]+)|(\w+)|\.([\w-]+))$/,
+
+ rsibling = /[+~]/,
+
+ // CSS escapes
+ // https://www.w3.org/TR/CSS21/syndata.html#escaped-characters
+ runescape = new RegExp( "\\\\[\\da-fA-F]{1,6}" + whitespace +
+ "?|\\\\([^\\r\\n\\f])", "g" ),
+ funescape = function( escape, nonHex ) {
+ var high = "0x" + escape.slice( 1 ) - 0x10000;
+
+ if ( nonHex ) {
+
+ // Strip the backslash prefix from a non-hex escape sequence
+ return nonHex;
+ }
+
+ // Replace a hexadecimal escape sequence with the encoded Unicode code point
+ // Support: IE <=11+
+ // For values outside the Basic Multilingual Plane (BMP), manually construct a
+ // surrogate pair
+ return high < 0 ?
+ String.fromCharCode( high + 0x10000 ) :
+ String.fromCharCode( high >> 10 | 0xD800, high & 0x3FF | 0xDC00 );
+ },
+
+ // Used for iframes; see `setDocument`.
+ // Support: IE 9 - 11+, Edge 12 - 18+
+ // Removing the function wrapper causes a "Permission Denied"
+ // error in IE/Edge.
+ unloadHandler = function() {
+ setDocument();
+ },
+
+ inDisabledFieldset = addCombinator(
+ function( elem ) {
+ return elem.disabled === true && nodeName( elem, "fieldset" );
+ },
+ { dir: "parentNode", next: "legend" }
+ );
+
+// Support: IE <=9 only
+// Accessing document.activeElement can throw unexpectedly
+// https://bugs.jquery.com/ticket/13393
+function safeActiveElement() {
+ try {
+ return document.activeElement;
+ } catch ( err ) { }
+}
+
+// Optimize for push.apply( _, NodeList )
+try {
+ push.apply(
+ ( arr = slice.call( preferredDoc.childNodes ) ),
+ preferredDoc.childNodes
+ );
+
+ // Support: Android <=4.0
+ // Detect silently failing push.apply
+ // eslint-disable-next-line no-unused-expressions
+ arr[ preferredDoc.childNodes.length ].nodeType;
+} catch ( e ) {
+ push = {
+ apply: function( target, els ) {
+ pushNative.apply( target, slice.call( els ) );
+ },
+ call: function( target ) {
+ pushNative.apply( target, slice.call( arguments, 1 ) );
+ }
+ };
+}
+
+function find( selector, context, results, seed ) {
+ var m, i, elem, nid, match, groups, newSelector,
+ newContext = context && context.ownerDocument,
+
+ // nodeType defaults to 9, since context defaults to document
+ nodeType = context ? context.nodeType : 9;
+
+ results = results || [];
+
+ // Return early from calls with invalid selector or context
+ if ( typeof selector !== "string" || !selector ||
+ nodeType !== 1 && nodeType !== 9 && nodeType !== 11 ) {
+
+ return results;
+ }
+
+ // Try to shortcut find operations (as opposed to filters) in HTML documents
+ if ( !seed ) {
+ setDocument( context );
+ context = context || document;
+
+ if ( documentIsHTML ) {
+
+ // If the selector is sufficiently simple, try using a "get*By*" DOM method
+ // (excepting DocumentFragment context, where the methods don't exist)
+ if ( nodeType !== 11 && ( match = rquickExpr.exec( selector ) ) ) {
+
+ // ID selector
+ if ( ( m = match[ 1 ] ) ) {
+
+ // Document context
+ if ( nodeType === 9 ) {
+ if ( ( elem = context.getElementById( m ) ) ) {
+
+ // Support: IE 9 only
+ // getElementById can match elements by name instead of ID
+ if ( elem.id === m ) {
+ push.call( results, elem );
+ return results;
+ }
+ } else {
+ return results;
+ }
+
+ // Element context
+ } else {
+
+ // Support: IE 9 only
+ // getElementById can match elements by name instead of ID
+ if ( newContext && ( elem = newContext.getElementById( m ) ) &&
+ find.contains( context, elem ) &&
+ elem.id === m ) {
+
+ push.call( results, elem );
+ return results;
+ }
+ }
+
+ // Type selector
+ } else if ( match[ 2 ] ) {
+ push.apply( results, context.getElementsByTagName( selector ) );
+ return results;
+
+ // Class selector
+ } else if ( ( m = match[ 3 ] ) && context.getElementsByClassName ) {
+ push.apply( results, context.getElementsByClassName( m ) );
+ return results;
+ }
+ }
+
+ // Take advantage of querySelectorAll
+ if ( !nonnativeSelectorCache[ selector + " " ] &&
+ ( !rbuggyQSA || !rbuggyQSA.test( selector ) ) ) {
+
+ newSelector = selector;
+ newContext = context;
+
+ // qSA considers elements outside a scoping root when evaluating child or
+ // descendant combinators, which is not what we want.
+ // In such cases, we work around the behavior by prefixing every selector in the
+ // list with an ID selector referencing the scope context.
+ // The technique has to be used as well when a leading combinator is used
+ // as such selectors are not recognized by querySelectorAll.
+ // Thanks to Andrew Dupont for this technique.
+ if ( nodeType === 1 &&
+ ( rdescend.test( selector ) || rleadingCombinator.test( selector ) ) ) {
+
+ // Expand context for sibling selectors
+ newContext = rsibling.test( selector ) && testContext( context.parentNode ) ||
+ context;
+
+ // We can use :scope instead of the ID hack if the browser
+ // supports it & if we're not changing the context.
+ // Support: IE 11+, Edge 17 - 18+
+ // IE/Edge sometimes throw a "Permission denied" error when
+ // strict-comparing two documents; shallow comparisons work.
+ // eslint-disable-next-line eqeqeq
+ if ( newContext != context || !support.scope ) {
+
+ // Capture the context ID, setting it first if necessary
+ if ( ( nid = context.getAttribute( "id" ) ) ) {
+ nid = jQuery.escapeSelector( nid );
+ } else {
+ context.setAttribute( "id", ( nid = expando ) );
+ }
+ }
+
+ // Prefix every selector in the list
+ groups = tokenize( selector );
+ i = groups.length;
+ while ( i-- ) {
+ groups[ i ] = ( nid ? "#" + nid : ":scope" ) + " " +
+ toSelector( groups[ i ] );
+ }
+ newSelector = groups.join( "," );
+ }
+
+ try {
+ push.apply( results,
+ newContext.querySelectorAll( newSelector )
+ );
+ return results;
+ } catch ( qsaError ) {
+ nonnativeSelectorCache( selector, true );
+ } finally {
+ if ( nid === expando ) {
+ context.removeAttribute( "id" );
+ }
+ }
+ }
+ }
+ }
+
+ // All others
+ return select( selector.replace( rtrimCSS, "$1" ), context, results, seed );
+}
+
+/**
+ * Create key-value caches of limited size
+ * @returns {function(string, object)} Returns the Object data after storing it on itself with
+ * property name the (space-suffixed) string and (if the cache is larger than Expr.cacheLength)
+ * deleting the oldest entry
+ */
+function createCache() {
+ var keys = [];
+
+ function cache( key, value ) {
+
+ // Use (key + " ") to avoid collision with native prototype properties
+ // (see https://github.com/jquery/sizzle/issues/157)
+ if ( keys.push( key + " " ) > Expr.cacheLength ) {
+
+ // Only keep the most recent entries
+ delete cache[ keys.shift() ];
+ }
+ return ( cache[ key + " " ] = value );
+ }
+ return cache;
+}
+
+/**
+ * Mark a function for special use by jQuery selector module
+ * @param {Function} fn The function to mark
+ */
+function markFunction( fn ) {
+ fn[ expando ] = true;
+ return fn;
+}
+
+/**
+ * Support testing using an element
+ * @param {Function} fn Passed the created element and returns a boolean result
+ */
+function assert( fn ) {
+ var el = document.createElement( "fieldset" );
+
+ try {
+ return !!fn( el );
+ } catch ( e ) {
+ return false;
+ } finally {
+
+ // Remove from its parent by default
+ if ( el.parentNode ) {
+ el.parentNode.removeChild( el );
+ }
+
+ // release memory in IE
+ el = null;
+ }
+}
+
+/**
+ * Returns a function to use in pseudos for input types
+ * @param {String} type
+ */
+function createInputPseudo( type ) {
+ return function( elem ) {
+ return nodeName( elem, "input" ) && elem.type === type;
+ };
+}
+
+/**
+ * Returns a function to use in pseudos for buttons
+ * @param {String} type
+ */
+function createButtonPseudo( type ) {
+ return function( elem ) {
+ return ( nodeName( elem, "input" ) || nodeName( elem, "button" ) ) &&
+ elem.type === type;
+ };
+}
+
+/**
+ * Returns a function to use in pseudos for :enabled/:disabled
+ * @param {Boolean} disabled true for :disabled; false for :enabled
+ */
+function createDisabledPseudo( disabled ) {
+
+ // Known :disabled false positives: fieldset[disabled] > legend:nth-of-type(n+2) :can-disable
+ return function( elem ) {
+
+ // Only certain elements can match :enabled or :disabled
+ // https://html.spec.whatwg.org/multipage/scripting.html#selector-enabled
+ // https://html.spec.whatwg.org/multipage/scripting.html#selector-disabled
+ if ( "form" in elem ) {
+
+ // Check for inherited disabledness on relevant non-disabled elements:
+ // * listed form-associated elements in a disabled fieldset
+ // https://html.spec.whatwg.org/multipage/forms.html#category-listed
+ // https://html.spec.whatwg.org/multipage/forms.html#concept-fe-disabled
+ // * option elements in a disabled optgroup
+ // https://html.spec.whatwg.org/multipage/forms.html#concept-option-disabled
+ // All such elements have a "form" property.
+ if ( elem.parentNode && elem.disabled === false ) {
+
+ // Option elements defer to a parent optgroup if present
+ if ( "label" in elem ) {
+ if ( "label" in elem.parentNode ) {
+ return elem.parentNode.disabled === disabled;
+ } else {
+ return elem.disabled === disabled;
+ }
+ }
+
+ // Support: IE 6 - 11+
+ // Use the isDisabled shortcut property to check for disabled fieldset ancestors
+ return elem.isDisabled === disabled ||
+
+ // Where there is no isDisabled, check manually
+ elem.isDisabled !== !disabled &&
+ inDisabledFieldset( elem ) === disabled;
+ }
+
+ return elem.disabled === disabled;
+
+ // Try to winnow out elements that can't be disabled before trusting the disabled property.
+ // Some victims get caught in our net (label, legend, menu, track), but it shouldn't
+ // even exist on them, let alone have a boolean value.
+ } else if ( "label" in elem ) {
+ return elem.disabled === disabled;
+ }
+
+ // Remaining elements are neither :enabled nor :disabled
+ return false;
+ };
+}
+
+/**
+ * Returns a function to use in pseudos for positionals
+ * @param {Function} fn
+ */
+function createPositionalPseudo( fn ) {
+ return markFunction( function( argument ) {
+ argument = +argument;
+ return markFunction( function( seed, matches ) {
+ var j,
+ matchIndexes = fn( [], seed.length, argument ),
+ i = matchIndexes.length;
+
+ // Match elements found at the specified indexes
+ while ( i-- ) {
+ if ( seed[ ( j = matchIndexes[ i ] ) ] ) {
+ seed[ j ] = !( matches[ j ] = seed[ j ] );
+ }
+ }
+ } );
+ } );
+}
+
+/**
+ * Checks a node for validity as a jQuery selector context
+ * @param {Element|Object=} context
+ * @returns {Element|Object|Boolean} The input node if acceptable, otherwise a falsy value
+ */
+function testContext( context ) {
+ return context && typeof context.getElementsByTagName !== "undefined" && context;
+}
+
+/**
+ * Sets document-related variables once based on the current document
+ * @param {Element|Object} [node] An element or document object to use to set the document
+ * @returns {Object} Returns the current document
+ */
+function setDocument( node ) {
+ var subWindow,
+ doc = node ? node.ownerDocument || node : preferredDoc;
+
+ // Return early if doc is invalid or already selected
+ // Support: IE 11+, Edge 17 - 18+
+ // IE/Edge sometimes throw a "Permission denied" error when strict-comparing
+ // two documents; shallow comparisons work.
+ // eslint-disable-next-line eqeqeq
+ if ( doc == document || doc.nodeType !== 9 || !doc.documentElement ) {
+ return document;
+ }
+
+ // Update global variables
+ document = doc;
+ documentElement = document.documentElement;
+ documentIsHTML = !jQuery.isXMLDoc( document );
+
+ // Support: iOS 7 only, IE 9 - 11+
+ // Older browsers didn't support unprefixed `matches`.
+ matches = documentElement.matches ||
+ documentElement.webkitMatchesSelector ||
+ documentElement.msMatchesSelector;
+
+ // Support: IE 9 - 11+, Edge 12 - 18+
+ // Accessing iframe documents after unload throws "permission denied" errors
+ // (see trac-13936).
+ // Limit the fix to IE & Edge Legacy; despite Edge 15+ implementing `matches`,
+ // all IE 9+ and Edge Legacy versions implement `msMatchesSelector` as well.
+ if ( documentElement.msMatchesSelector &&
+
+ // Support: IE 11+, Edge 17 - 18+
+ // IE/Edge sometimes throw a "Permission denied" error when strict-comparing
+ // two documents; shallow comparisons work.
+ // eslint-disable-next-line eqeqeq
+ preferredDoc != document &&
+ ( subWindow = document.defaultView ) && subWindow.top !== subWindow ) {
+
+ // Support: IE 9 - 11+, Edge 12 - 18+
+ subWindow.addEventListener( "unload", unloadHandler );
+ }
+
+ // Support: IE <10
+ // Check if getElementById returns elements by name
+ // The broken getElementById methods don't pick up programmatically-set names,
+ // so use a roundabout getElementsByName test
+ support.getById = assert( function( el ) {
+ documentElement.appendChild( el ).id = jQuery.expando;
+ return !document.getElementsByName ||
+ !document.getElementsByName( jQuery.expando ).length;
+ } );
+
+ // Support: IE 9 only
+ // Check to see if it's possible to do matchesSelector
+ // on a disconnected node.
+ support.disconnectedMatch = assert( function( el ) {
+ return matches.call( el, "*" );
+ } );
+
+ // Support: IE 9 - 11+, Edge 12 - 18+
+ // IE/Edge don't support the :scope pseudo-class.
+ support.scope = assert( function() {
+ return document.querySelectorAll( ":scope" );
+ } );
+
+ // Support: Chrome 105 - 111 only, Safari 15.4 - 16.3 only
+ // Make sure the `:has()` argument is parsed unforgivingly.
+ // We include `*` in the test to detect buggy implementations that are
+ // _selectively_ forgiving (specifically when the list includes at least
+ // one valid selector).
+ // Note that we treat complete lack of support for `:has()` as if it were
+ // spec-compliant support, which is fine because use of `:has()` in such
+ // environments will fail in the qSA path and fall back to jQuery traversal
+ // anyway.
+ support.cssHas = assert( function() {
+ try {
+ document.querySelector( ":has(*,:jqfake)" );
+ return false;
+ } catch ( e ) {
+ return true;
+ }
+ } );
+
+ // ID filter and find
+ if ( support.getById ) {
+ Expr.filter.ID = function( id ) {
+ var attrId = id.replace( runescape, funescape );
+ return function( elem ) {
+ return elem.getAttribute( "id" ) === attrId;
+ };
+ };
+ Expr.find.ID = function( id, context ) {
+ if ( typeof context.getElementById !== "undefined" && documentIsHTML ) {
+ var elem = context.getElementById( id );
+ return elem ? [ elem ] : [];
+ }
+ };
+ } else {
+ Expr.filter.ID = function( id ) {
+ var attrId = id.replace( runescape, funescape );
+ return function( elem ) {
+ var node = typeof elem.getAttributeNode !== "undefined" &&
+ elem.getAttributeNode( "id" );
+ return node && node.value === attrId;
+ };
+ };
+
+ // Support: IE 6 - 7 only
+ // getElementById is not reliable as a find shortcut
+ Expr.find.ID = function( id, context ) {
+ if ( typeof context.getElementById !== "undefined" && documentIsHTML ) {
+ var node, i, elems,
+ elem = context.getElementById( id );
+
+ if ( elem ) {
+
+ // Verify the id attribute
+ node = elem.getAttributeNode( "id" );
+ if ( node && node.value === id ) {
+ return [ elem ];
+ }
+
+ // Fall back on getElementsByName
+ elems = context.getElementsByName( id );
+ i = 0;
+ while ( ( elem = elems[ i++ ] ) ) {
+ node = elem.getAttributeNode( "id" );
+ if ( node && node.value === id ) {
+ return [ elem ];
+ }
+ }
+ }
+
+ return [];
+ }
+ };
+ }
+
+ // Tag
+ Expr.find.TAG = function( tag, context ) {
+ if ( typeof context.getElementsByTagName !== "undefined" ) {
+ return context.getElementsByTagName( tag );
+
+ // DocumentFragment nodes don't have gEBTN
+ } else {
+ return context.querySelectorAll( tag );
+ }
+ };
+
+ // Class
+ Expr.find.CLASS = function( className, context ) {
+ if ( typeof context.getElementsByClassName !== "undefined" && documentIsHTML ) {
+ return context.getElementsByClassName( className );
+ }
+ };
+
+ /* QSA/matchesSelector
+ ---------------------------------------------------------------------- */
+
+ // QSA and matchesSelector support
+
+ rbuggyQSA = [];
+
+ // Build QSA regex
+ // Regex strategy adopted from Diego Perini
+ assert( function( el ) {
+
+ var input;
+
+ documentElement.appendChild( el ).innerHTML =
+ "" +
+ " ";
+
+ // Support: iOS <=7 - 8 only
+ // Boolean attributes and "value" are not treated correctly in some XML documents
+ if ( !el.querySelectorAll( "[selected]" ).length ) {
+ rbuggyQSA.push( "\\[" + whitespace + "*(?:value|" + booleans + ")" );
+ }
+
+ // Support: iOS <=7 - 8 only
+ if ( !el.querySelectorAll( "[id~=" + expando + "-]" ).length ) {
+ rbuggyQSA.push( "~=" );
+ }
+
+ // Support: iOS 8 only
+ // https://bugs.webkit.org/show_bug.cgi?id=136851
+ // In-page `selector#id sibling-combinator selector` fails
+ if ( !el.querySelectorAll( "a#" + expando + "+*" ).length ) {
+ rbuggyQSA.push( ".#.+[+~]" );
+ }
+
+ // Support: Chrome <=105+, Firefox <=104+, Safari <=15.4+
+ // In some of the document kinds, these selectors wouldn't work natively.
+ // This is probably OK but for backwards compatibility we want to maintain
+ // handling them through jQuery traversal in jQuery 3.x.
+ if ( !el.querySelectorAll( ":checked" ).length ) {
+ rbuggyQSA.push( ":checked" );
+ }
+
+ // Support: Windows 8 Native Apps
+ // The type and name attributes are restricted during .innerHTML assignment
+ input = document.createElement( "input" );
+ input.setAttribute( "type", "hidden" );
+ el.appendChild( input ).setAttribute( "name", "D" );
+
+ // Support: IE 9 - 11+
+ // IE's :disabled selector does not pick up the children of disabled fieldsets
+ // Support: Chrome <=105+, Firefox <=104+, Safari <=15.4+
+ // In some of the document kinds, these selectors wouldn't work natively.
+ // This is probably OK but for backwards compatibility we want to maintain
+ // handling them through jQuery traversal in jQuery 3.x.
+ documentElement.appendChild( el ).disabled = true;
+ if ( el.querySelectorAll( ":disabled" ).length !== 2 ) {
+ rbuggyQSA.push( ":enabled", ":disabled" );
+ }
+
+ // Support: IE 11+, Edge 15 - 18+
+ // IE 11/Edge don't find elements on a `[name='']` query in some cases.
+ // Adding a temporary attribute to the document before the selection works
+ // around the issue.
+ // Interestingly, IE 10 & older don't seem to have the issue.
+ input = document.createElement( "input" );
+ input.setAttribute( "name", "" );
+ el.appendChild( input );
+ if ( !el.querySelectorAll( "[name='']" ).length ) {
+ rbuggyQSA.push( "\\[" + whitespace + "*name" + whitespace + "*=" +
+ whitespace + "*(?:''|\"\")" );
+ }
+ } );
+
+ if ( !support.cssHas ) {
+
+ // Support: Chrome 105 - 110+, Safari 15.4 - 16.3+
+ // Our regular `try-catch` mechanism fails to detect natively-unsupported
+ // pseudo-classes inside `:has()` (such as `:has(:contains("Foo"))`)
+ // in browsers that parse the `:has()` argument as a forgiving selector list.
+ // https://drafts.csswg.org/selectors/#relational now requires the argument
+ // to be parsed unforgivingly, but browsers have not yet fully adjusted.
+ rbuggyQSA.push( ":has" );
+ }
+
+ rbuggyQSA = rbuggyQSA.length && new RegExp( rbuggyQSA.join( "|" ) );
+
+ /* Sorting
+ ---------------------------------------------------------------------- */
+
+ // Document order sorting
+ sortOrder = function( a, b ) {
+
+ // Flag for duplicate removal
+ if ( a === b ) {
+ hasDuplicate = true;
+ return 0;
+ }
+
+ // Sort on method existence if only one input has compareDocumentPosition
+ var compare = !a.compareDocumentPosition - !b.compareDocumentPosition;
+ if ( compare ) {
+ return compare;
+ }
+
+ // Calculate position if both inputs belong to the same document
+ // Support: IE 11+, Edge 17 - 18+
+ // IE/Edge sometimes throw a "Permission denied" error when strict-comparing
+ // two documents; shallow comparisons work.
+ // eslint-disable-next-line eqeqeq
+ compare = ( a.ownerDocument || a ) == ( b.ownerDocument || b ) ?
+ a.compareDocumentPosition( b ) :
+
+ // Otherwise we know they are disconnected
+ 1;
+
+ // Disconnected nodes
+ if ( compare & 1 ||
+ ( !support.sortDetached && b.compareDocumentPosition( a ) === compare ) ) {
+
+ // Choose the first element that is related to our preferred document
+ // Support: IE 11+, Edge 17 - 18+
+ // IE/Edge sometimes throw a "Permission denied" error when strict-comparing
+ // two documents; shallow comparisons work.
+ // eslint-disable-next-line eqeqeq
+ if ( a === document || a.ownerDocument == preferredDoc &&
+ find.contains( preferredDoc, a ) ) {
+ return -1;
+ }
+
+ // Support: IE 11+, Edge 17 - 18+
+ // IE/Edge sometimes throw a "Permission denied" error when strict-comparing
+ // two documents; shallow comparisons work.
+ // eslint-disable-next-line eqeqeq
+ if ( b === document || b.ownerDocument == preferredDoc &&
+ find.contains( preferredDoc, b ) ) {
+ return 1;
+ }
+
+ // Maintain original order
+ return sortInput ?
+ ( indexOf.call( sortInput, a ) - indexOf.call( sortInput, b ) ) :
+ 0;
+ }
+
+ return compare & 4 ? -1 : 1;
+ };
+
+ return document;
+}
+
+find.matches = function( expr, elements ) {
+ return find( expr, null, null, elements );
+};
+
+find.matchesSelector = function( elem, expr ) {
+ setDocument( elem );
+
+ if ( documentIsHTML &&
+ !nonnativeSelectorCache[ expr + " " ] &&
+ ( !rbuggyQSA || !rbuggyQSA.test( expr ) ) ) {
+
+ try {
+ var ret = matches.call( elem, expr );
+
+ // IE 9's matchesSelector returns false on disconnected nodes
+ if ( ret || support.disconnectedMatch ||
+
+ // As well, disconnected nodes are said to be in a document
+ // fragment in IE 9
+ elem.document && elem.document.nodeType !== 11 ) {
+ return ret;
+ }
+ } catch ( e ) {
+ nonnativeSelectorCache( expr, true );
+ }
+ }
+
+ return find( expr, document, null, [ elem ] ).length > 0;
+};
+
+find.contains = function( context, elem ) {
+
+ // Set document vars if needed
+ // Support: IE 11+, Edge 17 - 18+
+ // IE/Edge sometimes throw a "Permission denied" error when strict-comparing
+ // two documents; shallow comparisons work.
+ // eslint-disable-next-line eqeqeq
+ if ( ( context.ownerDocument || context ) != document ) {
+ setDocument( context );
+ }
+ return jQuery.contains( context, elem );
+};
+
+
+find.attr = function( elem, name ) {
+
+ // Set document vars if needed
+ // Support: IE 11+, Edge 17 - 18+
+ // IE/Edge sometimes throw a "Permission denied" error when strict-comparing
+ // two documents; shallow comparisons work.
+ // eslint-disable-next-line eqeqeq
+ if ( ( elem.ownerDocument || elem ) != document ) {
+ setDocument( elem );
+ }
+
+ var fn = Expr.attrHandle[ name.toLowerCase() ],
+
+ // Don't get fooled by Object.prototype properties (see trac-13807)
+ val = fn && hasOwn.call( Expr.attrHandle, name.toLowerCase() ) ?
+ fn( elem, name, !documentIsHTML ) :
+ undefined;
+
+ if ( val !== undefined ) {
+ return val;
+ }
+
+ return elem.getAttribute( name );
+};
+
+find.error = function( msg ) {
+ throw new Error( "Syntax error, unrecognized expression: " + msg );
+};
+
+/**
+ * Document sorting and removing duplicates
+ * @param {ArrayLike} results
+ */
+jQuery.uniqueSort = function( results ) {
+ var elem,
+ duplicates = [],
+ j = 0,
+ i = 0;
+
+ // Unless we *know* we can detect duplicates, assume their presence
+ //
+ // Support: Android <=4.0+
+ // Testing for detecting duplicates is unpredictable so instead assume we can't
+ // depend on duplicate detection in all browsers without a stable sort.
+ hasDuplicate = !support.sortStable;
+ sortInput = !support.sortStable && slice.call( results, 0 );
+ sort.call( results, sortOrder );
+
+ if ( hasDuplicate ) {
+ while ( ( elem = results[ i++ ] ) ) {
+ if ( elem === results[ i ] ) {
+ j = duplicates.push( i );
+ }
+ }
+ while ( j-- ) {
+ splice.call( results, duplicates[ j ], 1 );
+ }
+ }
+
+ // Clear input after sorting to release objects
+ // See https://github.com/jquery/sizzle/pull/225
+ sortInput = null;
+
+ return results;
+};
+
+jQuery.fn.uniqueSort = function() {
+ return this.pushStack( jQuery.uniqueSort( slice.apply( this ) ) );
+};
+
+Expr = jQuery.expr = {
+
+ // Can be adjusted by the user
+ cacheLength: 50,
+
+ createPseudo: markFunction,
+
+ match: matchExpr,
+
+ attrHandle: {},
+
+ find: {},
+
+ relative: {
+ ">": { dir: "parentNode", first: true },
+ " ": { dir: "parentNode" },
+ "+": { dir: "previousSibling", first: true },
+ "~": { dir: "previousSibling" }
+ },
+
+ preFilter: {
+ ATTR: function( match ) {
+ match[ 1 ] = match[ 1 ].replace( runescape, funescape );
+
+ // Move the given value to match[3] whether quoted or unquoted
+ match[ 3 ] = ( match[ 3 ] || match[ 4 ] || match[ 5 ] || "" )
+ .replace( runescape, funescape );
+
+ if ( match[ 2 ] === "~=" ) {
+ match[ 3 ] = " " + match[ 3 ] + " ";
+ }
+
+ return match.slice( 0, 4 );
+ },
+
+ CHILD: function( match ) {
+
+ /* matches from matchExpr["CHILD"]
+ 1 type (only|nth|...)
+ 2 what (child|of-type)
+ 3 argument (even|odd|\d*|\d*n([+-]\d+)?|...)
+ 4 xn-component of xn+y argument ([+-]?\d*n|)
+ 5 sign of xn-component
+ 6 x of xn-component
+ 7 sign of y-component
+ 8 y of y-component
+ */
+ match[ 1 ] = match[ 1 ].toLowerCase();
+
+ if ( match[ 1 ].slice( 0, 3 ) === "nth" ) {
+
+ // nth-* requires argument
+ if ( !match[ 3 ] ) {
+ find.error( match[ 0 ] );
+ }
+
+ // numeric x and y parameters for Expr.filter.CHILD
+ // remember that false/true cast respectively to 0/1
+ match[ 4 ] = +( match[ 4 ] ?
+ match[ 5 ] + ( match[ 6 ] || 1 ) :
+ 2 * ( match[ 3 ] === "even" || match[ 3 ] === "odd" )
+ );
+ match[ 5 ] = +( ( match[ 7 ] + match[ 8 ] ) || match[ 3 ] === "odd" );
+
+ // other types prohibit arguments
+ } else if ( match[ 3 ] ) {
+ find.error( match[ 0 ] );
+ }
+
+ return match;
+ },
+
+ PSEUDO: function( match ) {
+ var excess,
+ unquoted = !match[ 6 ] && match[ 2 ];
+
+ if ( matchExpr.CHILD.test( match[ 0 ] ) ) {
+ return null;
+ }
+
+ // Accept quoted arguments as-is
+ if ( match[ 3 ] ) {
+ match[ 2 ] = match[ 4 ] || match[ 5 ] || "";
+
+ // Strip excess characters from unquoted arguments
+ } else if ( unquoted && rpseudo.test( unquoted ) &&
+
+ // Get excess from tokenize (recursively)
+ ( excess = tokenize( unquoted, true ) ) &&
+
+ // advance to the next closing parenthesis
+ ( excess = unquoted.indexOf( ")", unquoted.length - excess ) - unquoted.length ) ) {
+
+ // excess is a negative index
+ match[ 0 ] = match[ 0 ].slice( 0, excess );
+ match[ 2 ] = unquoted.slice( 0, excess );
+ }
+
+ // Return only captures needed by the pseudo filter method (type and argument)
+ return match.slice( 0, 3 );
+ }
+ },
+
+ filter: {
+
+ TAG: function( nodeNameSelector ) {
+ var expectedNodeName = nodeNameSelector.replace( runescape, funescape ).toLowerCase();
+ return nodeNameSelector === "*" ?
+ function() {
+ return true;
+ } :
+ function( elem ) {
+ return nodeName( elem, expectedNodeName );
+ };
+ },
+
+ CLASS: function( className ) {
+ var pattern = classCache[ className + " " ];
+
+ return pattern ||
+ ( pattern = new RegExp( "(^|" + whitespace + ")" + className +
+ "(" + whitespace + "|$)" ) ) &&
+ classCache( className, function( elem ) {
+ return pattern.test(
+ typeof elem.className === "string" && elem.className ||
+ typeof elem.getAttribute !== "undefined" &&
+ elem.getAttribute( "class" ) ||
+ ""
+ );
+ } );
+ },
+
+ ATTR: function( name, operator, check ) {
+ return function( elem ) {
+ var result = find.attr( elem, name );
+
+ if ( result == null ) {
+ return operator === "!=";
+ }
+ if ( !operator ) {
+ return true;
+ }
+
+ result += "";
+
+ if ( operator === "=" ) {
+ return result === check;
+ }
+ if ( operator === "!=" ) {
+ return result !== check;
+ }
+ if ( operator === "^=" ) {
+ return check && result.indexOf( check ) === 0;
+ }
+ if ( operator === "*=" ) {
+ return check && result.indexOf( check ) > -1;
+ }
+ if ( operator === "$=" ) {
+ return check && result.slice( -check.length ) === check;
+ }
+ if ( operator === "~=" ) {
+ return ( " " + result.replace( rwhitespace, " " ) + " " )
+ .indexOf( check ) > -1;
+ }
+ if ( operator === "|=" ) {
+ return result === check || result.slice( 0, check.length + 1 ) === check + "-";
+ }
+
+ return false;
+ };
+ },
+
+ CHILD: function( type, what, _argument, first, last ) {
+ var simple = type.slice( 0, 3 ) !== "nth",
+ forward = type.slice( -4 ) !== "last",
+ ofType = what === "of-type";
+
+ return first === 1 && last === 0 ?
+
+ // Shortcut for :nth-*(n)
+ function( elem ) {
+ return !!elem.parentNode;
+ } :
+
+ function( elem, _context, xml ) {
+ var cache, outerCache, node, nodeIndex, start,
+ dir = simple !== forward ? "nextSibling" : "previousSibling",
+ parent = elem.parentNode,
+ name = ofType && elem.nodeName.toLowerCase(),
+ useCache = !xml && !ofType,
+ diff = false;
+
+ if ( parent ) {
+
+ // :(first|last|only)-(child|of-type)
+ if ( simple ) {
+ while ( dir ) {
+ node = elem;
+ while ( ( node = node[ dir ] ) ) {
+ if ( ofType ?
+ nodeName( node, name ) :
+ node.nodeType === 1 ) {
+
+ return false;
+ }
+ }
+
+ // Reverse direction for :only-* (if we haven't yet done so)
+ start = dir = type === "only" && !start && "nextSibling";
+ }
+ return true;
+ }
+
+ start = [ forward ? parent.firstChild : parent.lastChild ];
+
+ // non-xml :nth-child(...) stores cache data on `parent`
+ if ( forward && useCache ) {
+
+ // Seek `elem` from a previously-cached index
+ outerCache = parent[ expando ] || ( parent[ expando ] = {} );
+ cache = outerCache[ type ] || [];
+ nodeIndex = cache[ 0 ] === dirruns && cache[ 1 ];
+ diff = nodeIndex && cache[ 2 ];
+ node = nodeIndex && parent.childNodes[ nodeIndex ];
+
+ while ( ( node = ++nodeIndex && node && node[ dir ] ||
+
+ // Fallback to seeking `elem` from the start
+ ( diff = nodeIndex = 0 ) || start.pop() ) ) {
+
+ // When found, cache indexes on `parent` and break
+ if ( node.nodeType === 1 && ++diff && node === elem ) {
+ outerCache[ type ] = [ dirruns, nodeIndex, diff ];
+ break;
+ }
+ }
+
+ } else {
+
+ // Use previously-cached element index if available
+ if ( useCache ) {
+ outerCache = elem[ expando ] || ( elem[ expando ] = {} );
+ cache = outerCache[ type ] || [];
+ nodeIndex = cache[ 0 ] === dirruns && cache[ 1 ];
+ diff = nodeIndex;
+ }
+
+ // xml :nth-child(...)
+ // or :nth-last-child(...) or :nth(-last)?-of-type(...)
+ if ( diff === false ) {
+
+ // Use the same loop as above to seek `elem` from the start
+ while ( ( node = ++nodeIndex && node && node[ dir ] ||
+ ( diff = nodeIndex = 0 ) || start.pop() ) ) {
+
+ if ( ( ofType ?
+ nodeName( node, name ) :
+ node.nodeType === 1 ) &&
+ ++diff ) {
+
+ // Cache the index of each encountered element
+ if ( useCache ) {
+ outerCache = node[ expando ] ||
+ ( node[ expando ] = {} );
+ outerCache[ type ] = [ dirruns, diff ];
+ }
+
+ if ( node === elem ) {
+ break;
+ }
+ }
+ }
+ }
+ }
+
+ // Incorporate the offset, then check against cycle size
+ diff -= last;
+ return diff === first || ( diff % first === 0 && diff / first >= 0 );
+ }
+ };
+ },
+
+ PSEUDO: function( pseudo, argument ) {
+
+ // pseudo-class names are case-insensitive
+ // https://www.w3.org/TR/selectors/#pseudo-classes
+ // Prioritize by case sensitivity in case custom pseudos are added with uppercase letters
+ // Remember that setFilters inherits from pseudos
+ var args,
+ fn = Expr.pseudos[ pseudo ] || Expr.setFilters[ pseudo.toLowerCase() ] ||
+ find.error( "unsupported pseudo: " + pseudo );
+
+ // The user may use createPseudo to indicate that
+ // arguments are needed to create the filter function
+ // just as jQuery does
+ if ( fn[ expando ] ) {
+ return fn( argument );
+ }
+
+ // But maintain support for old signatures
+ if ( fn.length > 1 ) {
+ args = [ pseudo, pseudo, "", argument ];
+ return Expr.setFilters.hasOwnProperty( pseudo.toLowerCase() ) ?
+ markFunction( function( seed, matches ) {
+ var idx,
+ matched = fn( seed, argument ),
+ i = matched.length;
+ while ( i-- ) {
+ idx = indexOf.call( seed, matched[ i ] );
+ seed[ idx ] = !( matches[ idx ] = matched[ i ] );
+ }
+ } ) :
+ function( elem ) {
+ return fn( elem, 0, args );
+ };
+ }
+
+ return fn;
+ }
+ },
+
+ pseudos: {
+
+ // Potentially complex pseudos
+ not: markFunction( function( selector ) {
+
+ // Trim the selector passed to compile
+ // to avoid treating leading and trailing
+ // spaces as combinators
+ var input = [],
+ results = [],
+ matcher = compile( selector.replace( rtrimCSS, "$1" ) );
+
+ return matcher[ expando ] ?
+ markFunction( function( seed, matches, _context, xml ) {
+ var elem,
+ unmatched = matcher( seed, null, xml, [] ),
+ i = seed.length;
+
+ // Match elements unmatched by `matcher`
+ while ( i-- ) {
+ if ( ( elem = unmatched[ i ] ) ) {
+ seed[ i ] = !( matches[ i ] = elem );
+ }
+ }
+ } ) :
+ function( elem, _context, xml ) {
+ input[ 0 ] = elem;
+ matcher( input, null, xml, results );
+
+ // Don't keep the element
+ // (see https://github.com/jquery/sizzle/issues/299)
+ input[ 0 ] = null;
+ return !results.pop();
+ };
+ } ),
+
+ has: markFunction( function( selector ) {
+ return function( elem ) {
+ return find( selector, elem ).length > 0;
+ };
+ } ),
+
+ contains: markFunction( function( text ) {
+ text = text.replace( runescape, funescape );
+ return function( elem ) {
+ return ( elem.textContent || jQuery.text( elem ) ).indexOf( text ) > -1;
+ };
+ } ),
+
+ // "Whether an element is represented by a :lang() selector
+ // is based solely on the element's language value
+ // being equal to the identifier C,
+ // or beginning with the identifier C immediately followed by "-".
+ // The matching of C against the element's language value is performed case-insensitively.
+ // The identifier C does not have to be a valid language name."
+ // https://www.w3.org/TR/selectors/#lang-pseudo
+ lang: markFunction( function( lang ) {
+
+ // lang value must be a valid identifier
+ if ( !ridentifier.test( lang || "" ) ) {
+ find.error( "unsupported lang: " + lang );
+ }
+ lang = lang.replace( runescape, funescape ).toLowerCase();
+ return function( elem ) {
+ var elemLang;
+ do {
+ if ( ( elemLang = documentIsHTML ?
+ elem.lang :
+ elem.getAttribute( "xml:lang" ) || elem.getAttribute( "lang" ) ) ) {
+
+ elemLang = elemLang.toLowerCase();
+ return elemLang === lang || elemLang.indexOf( lang + "-" ) === 0;
+ }
+ } while ( ( elem = elem.parentNode ) && elem.nodeType === 1 );
+ return false;
+ };
+ } ),
+
+ // Miscellaneous
+ target: function( elem ) {
+ var hash = window.location && window.location.hash;
+ return hash && hash.slice( 1 ) === elem.id;
+ },
+
+ root: function( elem ) {
+ return elem === documentElement;
+ },
+
+ focus: function( elem ) {
+ return elem === safeActiveElement() &&
+ document.hasFocus() &&
+ !!( elem.type || elem.href || ~elem.tabIndex );
+ },
+
+ // Boolean properties
+ enabled: createDisabledPseudo( false ),
+ disabled: createDisabledPseudo( true ),
+
+ checked: function( elem ) {
+
+ // In CSS3, :checked should return both checked and selected elements
+ // https://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked
+ return ( nodeName( elem, "input" ) && !!elem.checked ) ||
+ ( nodeName( elem, "option" ) && !!elem.selected );
+ },
+
+ selected: function( elem ) {
+
+ // Support: IE <=11+
+ // Accessing the selectedIndex property
+ // forces the browser to treat the default option as
+ // selected when in an optgroup.
+ if ( elem.parentNode ) {
+ // eslint-disable-next-line no-unused-expressions
+ elem.parentNode.selectedIndex;
+ }
+
+ return elem.selected === true;
+ },
+
+ // Contents
+ empty: function( elem ) {
+
+ // https://www.w3.org/TR/selectors/#empty-pseudo
+ // :empty is negated by element (1) or content nodes (text: 3; cdata: 4; entity ref: 5),
+ // but not by others (comment: 8; processing instruction: 7; etc.)
+ // nodeType < 6 works because attributes (2) do not appear as children
+ for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) {
+ if ( elem.nodeType < 6 ) {
+ return false;
+ }
+ }
+ return true;
+ },
+
+ parent: function( elem ) {
+ return !Expr.pseudos.empty( elem );
+ },
+
+ // Element/input types
+ header: function( elem ) {
+ return rheader.test( elem.nodeName );
+ },
+
+ input: function( elem ) {
+ return rinputs.test( elem.nodeName );
+ },
+
+ button: function( elem ) {
+ return nodeName( elem, "input" ) && elem.type === "button" ||
+ nodeName( elem, "button" );
+ },
+
+ text: function( elem ) {
+ var attr;
+ return nodeName( elem, "input" ) && elem.type === "text" &&
+
+ // Support: IE <10 only
+ // New HTML5 attribute values (e.g., "search") appear
+ // with elem.type === "text"
+ ( ( attr = elem.getAttribute( "type" ) ) == null ||
+ attr.toLowerCase() === "text" );
+ },
+
+ // Position-in-collection
+ first: createPositionalPseudo( function() {
+ return [ 0 ];
+ } ),
+
+ last: createPositionalPseudo( function( _matchIndexes, length ) {
+ return [ length - 1 ];
+ } ),
+
+ eq: createPositionalPseudo( function( _matchIndexes, length, argument ) {
+ return [ argument < 0 ? argument + length : argument ];
+ } ),
+
+ even: createPositionalPseudo( function( matchIndexes, length ) {
+ var i = 0;
+ for ( ; i < length; i += 2 ) {
+ matchIndexes.push( i );
+ }
+ return matchIndexes;
+ } ),
+
+ odd: createPositionalPseudo( function( matchIndexes, length ) {
+ var i = 1;
+ for ( ; i < length; i += 2 ) {
+ matchIndexes.push( i );
+ }
+ return matchIndexes;
+ } ),
+
+ lt: createPositionalPseudo( function( matchIndexes, length, argument ) {
+ var i;
+
+ if ( argument < 0 ) {
+ i = argument + length;
+ } else if ( argument > length ) {
+ i = length;
+ } else {
+ i = argument;
+ }
+
+ for ( ; --i >= 0; ) {
+ matchIndexes.push( i );
+ }
+ return matchIndexes;
+ } ),
+
+ gt: createPositionalPseudo( function( matchIndexes, length, argument ) {
+ var i = argument < 0 ? argument + length : argument;
+ for ( ; ++i < length; ) {
+ matchIndexes.push( i );
+ }
+ return matchIndexes;
+ } )
+ }
+};
+
+Expr.pseudos.nth = Expr.pseudos.eq;
+
+// Add button/input type pseudos
+for ( i in { radio: true, checkbox: true, file: true, password: true, image: true } ) {
+ Expr.pseudos[ i ] = createInputPseudo( i );
+}
+for ( i in { submit: true, reset: true } ) {
+ Expr.pseudos[ i ] = createButtonPseudo( i );
+}
+
+// Easy API for creating new setFilters
+function setFilters() {}
+setFilters.prototype = Expr.filters = Expr.pseudos;
+Expr.setFilters = new setFilters();
+
+function tokenize( selector, parseOnly ) {
+ var matched, match, tokens, type,
+ soFar, groups, preFilters,
+ cached = tokenCache[ selector + " " ];
+
+ if ( cached ) {
+ return parseOnly ? 0 : cached.slice( 0 );
+ }
+
+ soFar = selector;
+ groups = [];
+ preFilters = Expr.preFilter;
+
+ while ( soFar ) {
+
+ // Comma and first run
+ if ( !matched || ( match = rcomma.exec( soFar ) ) ) {
+ if ( match ) {
+
+ // Don't consume trailing commas as valid
+ soFar = soFar.slice( match[ 0 ].length ) || soFar;
+ }
+ groups.push( ( tokens = [] ) );
+ }
+
+ matched = false;
+
+ // Combinators
+ if ( ( match = rleadingCombinator.exec( soFar ) ) ) {
+ matched = match.shift();
+ tokens.push( {
+ value: matched,
+
+ // Cast descendant combinators to space
+ type: match[ 0 ].replace( rtrimCSS, " " )
+ } );
+ soFar = soFar.slice( matched.length );
+ }
+
+ // Filters
+ for ( type in Expr.filter ) {
+ if ( ( match = matchExpr[ type ].exec( soFar ) ) && ( !preFilters[ type ] ||
+ ( match = preFilters[ type ]( match ) ) ) ) {
+ matched = match.shift();
+ tokens.push( {
+ value: matched,
+ type: type,
+ matches: match
+ } );
+ soFar = soFar.slice( matched.length );
+ }
+ }
+
+ if ( !matched ) {
+ break;
+ }
+ }
+
+ // Return the length of the invalid excess
+ // if we're just parsing
+ // Otherwise, throw an error or return tokens
+ if ( parseOnly ) {
+ return soFar.length;
+ }
+
+ return soFar ?
+ find.error( selector ) :
+
+ // Cache the tokens
+ tokenCache( selector, groups ).slice( 0 );
+}
+
+function toSelector( tokens ) {
+ var i = 0,
+ len = tokens.length,
+ selector = "";
+ for ( ; i < len; i++ ) {
+ selector += tokens[ i ].value;
+ }
+ return selector;
+}
+
+function addCombinator( matcher, combinator, base ) {
+ var dir = combinator.dir,
+ skip = combinator.next,
+ key = skip || dir,
+ checkNonElements = base && key === "parentNode",
+ doneName = done++;
+
+ return combinator.first ?
+
+ // Check against closest ancestor/preceding element
+ function( elem, context, xml ) {
+ while ( ( elem = elem[ dir ] ) ) {
+ if ( elem.nodeType === 1 || checkNonElements ) {
+ return matcher( elem, context, xml );
+ }
+ }
+ return false;
+ } :
+
+ // Check against all ancestor/preceding elements
+ function( elem, context, xml ) {
+ var oldCache, outerCache,
+ newCache = [ dirruns, doneName ];
+
+ // We can't set arbitrary data on XML nodes, so they don't benefit from combinator caching
+ if ( xml ) {
+ while ( ( elem = elem[ dir ] ) ) {
+ if ( elem.nodeType === 1 || checkNonElements ) {
+ if ( matcher( elem, context, xml ) ) {
+ return true;
+ }
+ }
+ }
+ } else {
+ while ( ( elem = elem[ dir ] ) ) {
+ if ( elem.nodeType === 1 || checkNonElements ) {
+ outerCache = elem[ expando ] || ( elem[ expando ] = {} );
+
+ if ( skip && nodeName( elem, skip ) ) {
+ elem = elem[ dir ] || elem;
+ } else if ( ( oldCache = outerCache[ key ] ) &&
+ oldCache[ 0 ] === dirruns && oldCache[ 1 ] === doneName ) {
+
+ // Assign to newCache so results back-propagate to previous elements
+ return ( newCache[ 2 ] = oldCache[ 2 ] );
+ } else {
+
+ // Reuse newcache so results back-propagate to previous elements
+ outerCache[ key ] = newCache;
+
+ // A match means we're done; a fail means we have to keep checking
+ if ( ( newCache[ 2 ] = matcher( elem, context, xml ) ) ) {
+ return true;
+ }
+ }
+ }
+ }
+ }
+ return false;
+ };
+}
+
+function elementMatcher( matchers ) {
+ return matchers.length > 1 ?
+ function( elem, context, xml ) {
+ var i = matchers.length;
+ while ( i-- ) {
+ if ( !matchers[ i ]( elem, context, xml ) ) {
+ return false;
+ }
+ }
+ return true;
+ } :
+ matchers[ 0 ];
+}
+
+function multipleContexts( selector, contexts, results ) {
+ var i = 0,
+ len = contexts.length;
+ for ( ; i < len; i++ ) {
+ find( selector, contexts[ i ], results );
+ }
+ return results;
+}
+
+function condense( unmatched, map, filter, context, xml ) {
+ var elem,
+ newUnmatched = [],
+ i = 0,
+ len = unmatched.length,
+ mapped = map != null;
+
+ for ( ; i < len; i++ ) {
+ if ( ( elem = unmatched[ i ] ) ) {
+ if ( !filter || filter( elem, context, xml ) ) {
+ newUnmatched.push( elem );
+ if ( mapped ) {
+ map.push( i );
+ }
+ }
+ }
+ }
+
+ return newUnmatched;
+}
+
+function setMatcher( preFilter, selector, matcher, postFilter, postFinder, postSelector ) {
+ if ( postFilter && !postFilter[ expando ] ) {
+ postFilter = setMatcher( postFilter );
+ }
+ if ( postFinder && !postFinder[ expando ] ) {
+ postFinder = setMatcher( postFinder, postSelector );
+ }
+ return markFunction( function( seed, results, context, xml ) {
+ var temp, i, elem, matcherOut,
+ preMap = [],
+ postMap = [],
+ preexisting = results.length,
+
+ // Get initial elements from seed or context
+ elems = seed ||
+ multipleContexts( selector || "*",
+ context.nodeType ? [ context ] : context, [] ),
+
+ // Prefilter to get matcher input, preserving a map for seed-results synchronization
+ matcherIn = preFilter && ( seed || !selector ) ?
+ condense( elems, preMap, preFilter, context, xml ) :
+ elems;
+
+ if ( matcher ) {
+
+ // If we have a postFinder, or filtered seed, or non-seed postFilter
+ // or preexisting results,
+ matcherOut = postFinder || ( seed ? preFilter : preexisting || postFilter ) ?
+
+ // ...intermediate processing is necessary
+ [] :
+
+ // ...otherwise use results directly
+ results;
+
+ // Find primary matches
+ matcher( matcherIn, matcherOut, context, xml );
+ } else {
+ matcherOut = matcherIn;
+ }
+
+ // Apply postFilter
+ if ( postFilter ) {
+ temp = condense( matcherOut, postMap );
+ postFilter( temp, [], context, xml );
+
+ // Un-match failing elements by moving them back to matcherIn
+ i = temp.length;
+ while ( i-- ) {
+ if ( ( elem = temp[ i ] ) ) {
+ matcherOut[ postMap[ i ] ] = !( matcherIn[ postMap[ i ] ] = elem );
+ }
+ }
+ }
+
+ if ( seed ) {
+ if ( postFinder || preFilter ) {
+ if ( postFinder ) {
+
+ // Get the final matcherOut by condensing this intermediate into postFinder contexts
+ temp = [];
+ i = matcherOut.length;
+ while ( i-- ) {
+ if ( ( elem = matcherOut[ i ] ) ) {
+
+ // Restore matcherIn since elem is not yet a final match
+ temp.push( ( matcherIn[ i ] = elem ) );
+ }
+ }
+ postFinder( null, ( matcherOut = [] ), temp, xml );
+ }
+
+ // Move matched elements from seed to results to keep them synchronized
+ i = matcherOut.length;
+ while ( i-- ) {
+ if ( ( elem = matcherOut[ i ] ) &&
+ ( temp = postFinder ? indexOf.call( seed, elem ) : preMap[ i ] ) > -1 ) {
+
+ seed[ temp ] = !( results[ temp ] = elem );
+ }
+ }
+ }
+
+ // Add elements to results, through postFinder if defined
+ } else {
+ matcherOut = condense(
+ matcherOut === results ?
+ matcherOut.splice( preexisting, matcherOut.length ) :
+ matcherOut
+ );
+ if ( postFinder ) {
+ postFinder( null, results, matcherOut, xml );
+ } else {
+ push.apply( results, matcherOut );
+ }
+ }
+ } );
+}
+
+function matcherFromTokens( tokens ) {
+ var checkContext, matcher, j,
+ len = tokens.length,
+ leadingRelative = Expr.relative[ tokens[ 0 ].type ],
+ implicitRelative = leadingRelative || Expr.relative[ " " ],
+ i = leadingRelative ? 1 : 0,
+
+ // The foundational matcher ensures that elements are reachable from top-level context(s)
+ matchContext = addCombinator( function( elem ) {
+ return elem === checkContext;
+ }, implicitRelative, true ),
+ matchAnyContext = addCombinator( function( elem ) {
+ return indexOf.call( checkContext, elem ) > -1;
+ }, implicitRelative, true ),
+ matchers = [ function( elem, context, xml ) {
+
+ // Support: IE 11+, Edge 17 - 18+
+ // IE/Edge sometimes throw a "Permission denied" error when strict-comparing
+ // two documents; shallow comparisons work.
+ // eslint-disable-next-line eqeqeq
+ var ret = ( !leadingRelative && ( xml || context != outermostContext ) ) || (
+ ( checkContext = context ).nodeType ?
+ matchContext( elem, context, xml ) :
+ matchAnyContext( elem, context, xml ) );
+
+ // Avoid hanging onto element
+ // (see https://github.com/jquery/sizzle/issues/299)
+ checkContext = null;
+ return ret;
+ } ];
+
+ for ( ; i < len; i++ ) {
+ if ( ( matcher = Expr.relative[ tokens[ i ].type ] ) ) {
+ matchers = [ addCombinator( elementMatcher( matchers ), matcher ) ];
+ } else {
+ matcher = Expr.filter[ tokens[ i ].type ].apply( null, tokens[ i ].matches );
+
+ // Return special upon seeing a positional matcher
+ if ( matcher[ expando ] ) {
+
+ // Find the next relative operator (if any) for proper handling
+ j = ++i;
+ for ( ; j < len; j++ ) {
+ if ( Expr.relative[ tokens[ j ].type ] ) {
+ break;
+ }
+ }
+ return setMatcher(
+ i > 1 && elementMatcher( matchers ),
+ i > 1 && toSelector(
+
+ // If the preceding token was a descendant combinator, insert an implicit any-element `*`
+ tokens.slice( 0, i - 1 )
+ .concat( { value: tokens[ i - 2 ].type === " " ? "*" : "" } )
+ ).replace( rtrimCSS, "$1" ),
+ matcher,
+ i < j && matcherFromTokens( tokens.slice( i, j ) ),
+ j < len && matcherFromTokens( ( tokens = tokens.slice( j ) ) ),
+ j < len && toSelector( tokens )
+ );
+ }
+ matchers.push( matcher );
+ }
+ }
+
+ return elementMatcher( matchers );
+}
+
+function matcherFromGroupMatchers( elementMatchers, setMatchers ) {
+ var bySet = setMatchers.length > 0,
+ byElement = elementMatchers.length > 0,
+ superMatcher = function( seed, context, xml, results, outermost ) {
+ var elem, j, matcher,
+ matchedCount = 0,
+ i = "0",
+ unmatched = seed && [],
+ setMatched = [],
+ contextBackup = outermostContext,
+
+ // We must always have either seed elements or outermost context
+ elems = seed || byElement && Expr.find.TAG( "*", outermost ),
+
+ // Use integer dirruns iff this is the outermost matcher
+ dirrunsUnique = ( dirruns += contextBackup == null ? 1 : Math.random() || 0.1 ),
+ len = elems.length;
+
+ if ( outermost ) {
+
+ // Support: IE 11+, Edge 17 - 18+
+ // IE/Edge sometimes throw a "Permission denied" error when strict-comparing
+ // two documents; shallow comparisons work.
+ // eslint-disable-next-line eqeqeq
+ outermostContext = context == document || context || outermost;
+ }
+
+ // Add elements passing elementMatchers directly to results
+ // Support: iOS <=7 - 9 only
+ // Tolerate NodeList properties (IE: "length"; Safari: ) matching
+ // elements by id. (see trac-14142)
+ for ( ; i !== len && ( elem = elems[ i ] ) != null; i++ ) {
+ if ( byElement && elem ) {
+ j = 0;
+
+ // Support: IE 11+, Edge 17 - 18+
+ // IE/Edge sometimes throw a "Permission denied" error when strict-comparing
+ // two documents; shallow comparisons work.
+ // eslint-disable-next-line eqeqeq
+ if ( !context && elem.ownerDocument != document ) {
+ setDocument( elem );
+ xml = !documentIsHTML;
+ }
+ while ( ( matcher = elementMatchers[ j++ ] ) ) {
+ if ( matcher( elem, context || document, xml ) ) {
+ push.call( results, elem );
+ break;
+ }
+ }
+ if ( outermost ) {
+ dirruns = dirrunsUnique;
+ }
+ }
+
+ // Track unmatched elements for set filters
+ if ( bySet ) {
+
+ // They will have gone through all possible matchers
+ if ( ( elem = !matcher && elem ) ) {
+ matchedCount--;
+ }
+
+ // Lengthen the array for every element, matched or not
+ if ( seed ) {
+ unmatched.push( elem );
+ }
+ }
+ }
+
+ // `i` is now the count of elements visited above, and adding it to `matchedCount`
+ // makes the latter nonnegative.
+ matchedCount += i;
+
+ // Apply set filters to unmatched elements
+ // NOTE: This can be skipped if there are no unmatched elements (i.e., `matchedCount`
+ // equals `i`), unless we didn't visit _any_ elements in the above loop because we have
+ // no element matchers and no seed.
+ // Incrementing an initially-string "0" `i` allows `i` to remain a string only in that
+ // case, which will result in a "00" `matchedCount` that differs from `i` but is also
+ // numerically zero.
+ if ( bySet && i !== matchedCount ) {
+ j = 0;
+ while ( ( matcher = setMatchers[ j++ ] ) ) {
+ matcher( unmatched, setMatched, context, xml );
+ }
+
+ if ( seed ) {
+
+ // Reintegrate element matches to eliminate the need for sorting
+ if ( matchedCount > 0 ) {
+ while ( i-- ) {
+ if ( !( unmatched[ i ] || setMatched[ i ] ) ) {
+ setMatched[ i ] = pop.call( results );
+ }
+ }
+ }
+
+ // Discard index placeholder values to get only actual matches
+ setMatched = condense( setMatched );
+ }
+
+ // Add matches to results
+ push.apply( results, setMatched );
+
+ // Seedless set matches succeeding multiple successful matchers stipulate sorting
+ if ( outermost && !seed && setMatched.length > 0 &&
+ ( matchedCount + setMatchers.length ) > 1 ) {
+
+ jQuery.uniqueSort( results );
+ }
+ }
+
+ // Override manipulation of globals by nested matchers
+ if ( outermost ) {
+ dirruns = dirrunsUnique;
+ outermostContext = contextBackup;
+ }
+
+ return unmatched;
+ };
+
+ return bySet ?
+ markFunction( superMatcher ) :
+ superMatcher;
+}
+
+function compile( selector, match /* Internal Use Only */ ) {
+ var i,
+ setMatchers = [],
+ elementMatchers = [],
+ cached = compilerCache[ selector + " " ];
+
+ if ( !cached ) {
+
+ // Generate a function of recursive functions that can be used to check each element
+ if ( !match ) {
+ match = tokenize( selector );
+ }
+ i = match.length;
+ while ( i-- ) {
+ cached = matcherFromTokens( match[ i ] );
+ if ( cached[ expando ] ) {
+ setMatchers.push( cached );
+ } else {
+ elementMatchers.push( cached );
+ }
+ }
+
+ // Cache the compiled function
+ cached = compilerCache( selector,
+ matcherFromGroupMatchers( elementMatchers, setMatchers ) );
+
+ // Save selector and tokenization
+ cached.selector = selector;
+ }
+ return cached;
+}
+
+/**
+ * A low-level selection function that works with jQuery's compiled
+ * selector functions
+ * @param {String|Function} selector A selector or a pre-compiled
+ * selector function built with jQuery selector compile
+ * @param {Element} context
+ * @param {Array} [results]
+ * @param {Array} [seed] A set of elements to match against
+ */
+function select( selector, context, results, seed ) {
+ var i, tokens, token, type, find,
+ compiled = typeof selector === "function" && selector,
+ match = !seed && tokenize( ( selector = compiled.selector || selector ) );
+
+ results = results || [];
+
+ // Try to minimize operations if there is only one selector in the list and no seed
+ // (the latter of which guarantees us context)
+ if ( match.length === 1 ) {
+
+ // Reduce context if the leading compound selector is an ID
+ tokens = match[ 0 ] = match[ 0 ].slice( 0 );
+ if ( tokens.length > 2 && ( token = tokens[ 0 ] ).type === "ID" &&
+ context.nodeType === 9 && documentIsHTML && Expr.relative[ tokens[ 1 ].type ] ) {
+
+ context = ( Expr.find.ID(
+ token.matches[ 0 ].replace( runescape, funescape ),
+ context
+ ) || [] )[ 0 ];
+ if ( !context ) {
+ return results;
+
+ // Precompiled matchers will still verify ancestry, so step up a level
+ } else if ( compiled ) {
+ context = context.parentNode;
+ }
+
+ selector = selector.slice( tokens.shift().value.length );
+ }
+
+ // Fetch a seed set for right-to-left matching
+ i = matchExpr.needsContext.test( selector ) ? 0 : tokens.length;
+ while ( i-- ) {
+ token = tokens[ i ];
+
+ // Abort if we hit a combinator
+ if ( Expr.relative[ ( type = token.type ) ] ) {
+ break;
+ }
+ if ( ( find = Expr.find[ type ] ) ) {
+
+ // Search, expanding context for leading sibling combinators
+ if ( ( seed = find(
+ token.matches[ 0 ].replace( runescape, funescape ),
+ rsibling.test( tokens[ 0 ].type ) &&
+ testContext( context.parentNode ) || context
+ ) ) ) {
+
+ // If seed is empty or no tokens remain, we can return early
+ tokens.splice( i, 1 );
+ selector = seed.length && toSelector( tokens );
+ if ( !selector ) {
+ push.apply( results, seed );
+ return results;
+ }
+
+ break;
+ }
+ }
+ }
+ }
+
+ // Compile and execute a filtering function if one is not provided
+ // Provide `match` to avoid retokenization if we modified the selector above
+ ( compiled || compile( selector, match ) )(
+ seed,
+ context,
+ !documentIsHTML,
+ results,
+ !context || rsibling.test( selector ) && testContext( context.parentNode ) || context
+ );
+ return results;
+}
+
+// One-time assignments
+
+// Support: Android <=4.0 - 4.1+
+// Sort stability
+support.sortStable = expando.split( "" ).sort( sortOrder ).join( "" ) === expando;
+
+// Initialize against the default document
+setDocument();
+
+// Support: Android <=4.0 - 4.1+
+// Detached nodes confoundingly follow *each other*
+support.sortDetached = assert( function( el ) {
+
+ // Should return 1, but returns 4 (following)
+ return el.compareDocumentPosition( document.createElement( "fieldset" ) ) & 1;
+} );
+
+jQuery.find = find;
+
+// Deprecated
+jQuery.expr[ ":" ] = jQuery.expr.pseudos;
+jQuery.unique = jQuery.uniqueSort;
+
+// These have always been private, but they used to be documented as part of
+// Sizzle so let's maintain them for now for backwards compatibility purposes.
+find.compile = compile;
+find.select = select;
+find.setDocument = setDocument;
+find.tokenize = tokenize;
+
+find.escape = jQuery.escapeSelector;
+find.getText = jQuery.text;
+find.isXML = jQuery.isXMLDoc;
+find.selectors = jQuery.expr;
+find.support = jQuery.support;
+find.uniqueSort = jQuery.uniqueSort;
+
+ /* eslint-enable */
+
+} )();
+
+
+var dir = function( elem, dir, until ) {
+ var matched = [],
+ truncate = until !== undefined;
+
+ while ( ( elem = elem[ dir ] ) && elem.nodeType !== 9 ) {
+ if ( elem.nodeType === 1 ) {
+ if ( truncate && jQuery( elem ).is( until ) ) {
+ break;
+ }
+ matched.push( elem );
+ }
+ }
+ return matched;
+};
+
+
+var siblings = function( n, elem ) {
+ var matched = [];
+
+ for ( ; n; n = n.nextSibling ) {
+ if ( n.nodeType === 1 && n !== elem ) {
+ matched.push( n );
+ }
+ }
+
+ return matched;
+};
+
+
+var rneedsContext = jQuery.expr.match.needsContext;
+
+var rsingleTag = ( /^<([a-z][^\/\0>:\x20\t\r\n\f]*)[\x20\t\r\n\f]*\/?>(?:<\/\1>|)$/i );
+
+
+
+// Implement the identical functionality for filter and not
+function winnow( elements, qualifier, not ) {
+ if ( isFunction( qualifier ) ) {
+ return jQuery.grep( elements, function( elem, i ) {
+ return !!qualifier.call( elem, i, elem ) !== not;
+ } );
+ }
+
+ // Single element
+ if ( qualifier.nodeType ) {
+ return jQuery.grep( elements, function( elem ) {
+ return ( elem === qualifier ) !== not;
+ } );
+ }
+
+ // Arraylike of elements (jQuery, arguments, Array)
+ if ( typeof qualifier !== "string" ) {
+ return jQuery.grep( elements, function( elem ) {
+ return ( indexOf.call( qualifier, elem ) > -1 ) !== not;
+ } );
+ }
+
+ // Filtered directly for both simple and complex selectors
+ return jQuery.filter( qualifier, elements, not );
+}
+
+jQuery.filter = function( expr, elems, not ) {
+ var elem = elems[ 0 ];
+
+ if ( not ) {
+ expr = ":not(" + expr + ")";
+ }
+
+ if ( elems.length === 1 && elem.nodeType === 1 ) {
+ return jQuery.find.matchesSelector( elem, expr ) ? [ elem ] : [];
+ }
+
+ return jQuery.find.matches( expr, jQuery.grep( elems, function( elem ) {
+ return elem.nodeType === 1;
+ } ) );
+};
+
+jQuery.fn.extend( {
+ find: function( selector ) {
+ var i, ret,
+ len = this.length,
+ self = this;
+
+ if ( typeof selector !== "string" ) {
+ return this.pushStack( jQuery( selector ).filter( function() {
+ for ( i = 0; i < len; i++ ) {
+ if ( jQuery.contains( self[ i ], this ) ) {
+ return true;
+ }
+ }
+ } ) );
+ }
+
+ ret = this.pushStack( [] );
+
+ for ( i = 0; i < len; i++ ) {
+ jQuery.find( selector, self[ i ], ret );
+ }
+
+ return len > 1 ? jQuery.uniqueSort( ret ) : ret;
+ },
+ filter: function( selector ) {
+ return this.pushStack( winnow( this, selector || [], false ) );
+ },
+ not: function( selector ) {
+ return this.pushStack( winnow( this, selector || [], true ) );
+ },
+ is: function( selector ) {
+ return !!winnow(
+ this,
+
+ // If this is a positional/relative selector, check membership in the returned set
+ // so $("p:first").is("p:last") won't return true for a doc with two "p".
+ typeof selector === "string" && rneedsContext.test( selector ) ?
+ jQuery( selector ) :
+ selector || [],
+ false
+ ).length;
+ }
+} );
+
+
+// Initialize a jQuery object
+
+
+// A central reference to the root jQuery(document)
+var rootjQuery,
+
+ // A simple way to check for HTML strings
+ // Prioritize #id over to avoid XSS via location.hash (trac-9521)
+ // Strict HTML recognition (trac-11290: must start with <)
+ // Shortcut simple #id case for speed
+ rquickExpr = /^(?:\s*(<[\w\W]+>)[^>]*|#([\w-]+))$/,
+
+ init = jQuery.fn.init = function( selector, context, root ) {
+ var match, elem;
+
+ // HANDLE: $(""), $(null), $(undefined), $(false)
+ if ( !selector ) {
+ return this;
+ }
+
+ // Method init() accepts an alternate rootjQuery
+ // so migrate can support jQuery.sub (gh-2101)
+ root = root || rootjQuery;
+
+ // Handle HTML strings
+ if ( typeof selector === "string" ) {
+ if ( selector[ 0 ] === "<" &&
+ selector[ selector.length - 1 ] === ">" &&
+ selector.length >= 3 ) {
+
+ // Assume that strings that start and end with <> are HTML and skip the regex check
+ match = [ null, selector, null ];
+
+ } else {
+ match = rquickExpr.exec( selector );
+ }
+
+ // Match html or make sure no context is specified for #id
+ if ( match && ( match[ 1 ] || !context ) ) {
+
+ // HANDLE: $(html) -> $(array)
+ if ( match[ 1 ] ) {
+ context = context instanceof jQuery ? context[ 0 ] : context;
+
+ // Option to run scripts is true for back-compat
+ // Intentionally let the error be thrown if parseHTML is not present
+ jQuery.merge( this, jQuery.parseHTML(
+ match[ 1 ],
+ context && context.nodeType ? context.ownerDocument || context : document,
+ true
+ ) );
+
+ // HANDLE: $(html, props)
+ if ( rsingleTag.test( match[ 1 ] ) && jQuery.isPlainObject( context ) ) {
+ for ( match in context ) {
+
+ // Properties of context are called as methods if possible
+ if ( isFunction( this[ match ] ) ) {
+ this[ match ]( context[ match ] );
+
+ // ...and otherwise set as attributes
+ } else {
+ this.attr( match, context[ match ] );
+ }
+ }
+ }
+
+ return this;
+
+ // HANDLE: $(#id)
+ } else {
+ elem = document.getElementById( match[ 2 ] );
+
+ if ( elem ) {
+
+ // Inject the element directly into the jQuery object
+ this[ 0 ] = elem;
+ this.length = 1;
+ }
+ return this;
+ }
+
+ // HANDLE: $(expr, $(...))
+ } else if ( !context || context.jquery ) {
+ return ( context || root ).find( selector );
+
+ // HANDLE: $(expr, context)
+ // (which is just equivalent to: $(context).find(expr)
+ } else {
+ return this.constructor( context ).find( selector );
+ }
+
+ // HANDLE: $(DOMElement)
+ } else if ( selector.nodeType ) {
+ this[ 0 ] = selector;
+ this.length = 1;
+ return this;
+
+ // HANDLE: $(function)
+ // Shortcut for document ready
+ } else if ( isFunction( selector ) ) {
+ return root.ready !== undefined ?
+ root.ready( selector ) :
+
+ // Execute immediately if ready is not present
+ selector( jQuery );
+ }
+
+ return jQuery.makeArray( selector, this );
+ };
+
+// Give the init function the jQuery prototype for later instantiation
+init.prototype = jQuery.fn;
+
+// Initialize central reference
+rootjQuery = jQuery( document );
+
+
+var rparentsprev = /^(?:parents|prev(?:Until|All))/,
+
+ // Methods guaranteed to produce a unique set when starting from a unique set
+ guaranteedUnique = {
+ children: true,
+ contents: true,
+ next: true,
+ prev: true
+ };
+
+jQuery.fn.extend( {
+ has: function( target ) {
+ var targets = jQuery( target, this ),
+ l = targets.length;
+
+ return this.filter( function() {
+ var i = 0;
+ for ( ; i < l; i++ ) {
+ if ( jQuery.contains( this, targets[ i ] ) ) {
+ return true;
+ }
+ }
+ } );
+ },
+
+ closest: function( selectors, context ) {
+ var cur,
+ i = 0,
+ l = this.length,
+ matched = [],
+ targets = typeof selectors !== "string" && jQuery( selectors );
+
+ // Positional selectors never match, since there's no _selection_ context
+ if ( !rneedsContext.test( selectors ) ) {
+ for ( ; i < l; i++ ) {
+ for ( cur = this[ i ]; cur && cur !== context; cur = cur.parentNode ) {
+
+ // Always skip document fragments
+ if ( cur.nodeType < 11 && ( targets ?
+ targets.index( cur ) > -1 :
+
+ // Don't pass non-elements to jQuery#find
+ cur.nodeType === 1 &&
+ jQuery.find.matchesSelector( cur, selectors ) ) ) {
+
+ matched.push( cur );
+ break;
+ }
+ }
+ }
+ }
+
+ return this.pushStack( matched.length > 1 ? jQuery.uniqueSort( matched ) : matched );
+ },
+
+ // Determine the position of an element within the set
+ index: function( elem ) {
+
+ // No argument, return index in parent
+ if ( !elem ) {
+ return ( this[ 0 ] && this[ 0 ].parentNode ) ? this.first().prevAll().length : -1;
+ }
+
+ // Index in selector
+ if ( typeof elem === "string" ) {
+ return indexOf.call( jQuery( elem ), this[ 0 ] );
+ }
+
+ // Locate the position of the desired element
+ return indexOf.call( this,
+
+ // If it receives a jQuery object, the first element is used
+ elem.jquery ? elem[ 0 ] : elem
+ );
+ },
+
+ add: function( selector, context ) {
+ return this.pushStack(
+ jQuery.uniqueSort(
+ jQuery.merge( this.get(), jQuery( selector, context ) )
+ )
+ );
+ },
+
+ addBack: function( selector ) {
+ return this.add( selector == null ?
+ this.prevObject : this.prevObject.filter( selector )
+ );
+ }
+} );
+
+function sibling( cur, dir ) {
+ while ( ( cur = cur[ dir ] ) && cur.nodeType !== 1 ) {}
+ return cur;
+}
+
+jQuery.each( {
+ parent: function( elem ) {
+ var parent = elem.parentNode;
+ return parent && parent.nodeType !== 11 ? parent : null;
+ },
+ parents: function( elem ) {
+ return dir( elem, "parentNode" );
+ },
+ parentsUntil: function( elem, _i, until ) {
+ return dir( elem, "parentNode", until );
+ },
+ next: function( elem ) {
+ return sibling( elem, "nextSibling" );
+ },
+ prev: function( elem ) {
+ return sibling( elem, "previousSibling" );
+ },
+ nextAll: function( elem ) {
+ return dir( elem, "nextSibling" );
+ },
+ prevAll: function( elem ) {
+ return dir( elem, "previousSibling" );
+ },
+ nextUntil: function( elem, _i, until ) {
+ return dir( elem, "nextSibling", until );
+ },
+ prevUntil: function( elem, _i, until ) {
+ return dir( elem, "previousSibling", until );
+ },
+ siblings: function( elem ) {
+ return siblings( ( elem.parentNode || {} ).firstChild, elem );
+ },
+ children: function( elem ) {
+ return siblings( elem.firstChild );
+ },
+ contents: function( elem ) {
+ if ( elem.contentDocument != null &&
+
+ // Support: IE 11+
+ // elements with no `data` attribute has an object
+ // `contentDocument` with a `null` prototype.
+ getProto( elem.contentDocument ) ) {
+
+ return elem.contentDocument;
+ }
+
+ // Support: IE 9 - 11 only, iOS 7 only, Android Browser <=4.3 only
+ // Treat the template element as a regular one in browsers that
+ // don't support it.
+ if ( nodeName( elem, "template" ) ) {
+ elem = elem.content || elem;
+ }
+
+ return jQuery.merge( [], elem.childNodes );
+ }
+}, function( name, fn ) {
+ jQuery.fn[ name ] = function( until, selector ) {
+ var matched = jQuery.map( this, fn, until );
+
+ if ( name.slice( -5 ) !== "Until" ) {
+ selector = until;
+ }
+
+ if ( selector && typeof selector === "string" ) {
+ matched = jQuery.filter( selector, matched );
+ }
+
+ if ( this.length > 1 ) {
+
+ // Remove duplicates
+ if ( !guaranteedUnique[ name ] ) {
+ jQuery.uniqueSort( matched );
+ }
+
+ // Reverse order for parents* and prev-derivatives
+ if ( rparentsprev.test( name ) ) {
+ matched.reverse();
+ }
+ }
+
+ return this.pushStack( matched );
+ };
+} );
+var rnothtmlwhite = ( /[^\x20\t\r\n\f]+/g );
+
+
+
+// Convert String-formatted options into Object-formatted ones
+function createOptions( options ) {
+ var object = {};
+ jQuery.each( options.match( rnothtmlwhite ) || [], function( _, flag ) {
+ object[ flag ] = true;
+ } );
+ return object;
+}
+
+/*
+ * Create a callback list using the following parameters:
+ *
+ * options: an optional list of space-separated options that will change how
+ * the callback list behaves or a more traditional option object
+ *
+ * By default a callback list will act like an event callback list and can be
+ * "fired" multiple times.
+ *
+ * Possible options:
+ *
+ * once: will ensure the callback list can only be fired once (like a Deferred)
+ *
+ * memory: will keep track of previous values and will call any callback added
+ * after the list has been fired right away with the latest "memorized"
+ * values (like a Deferred)
+ *
+ * unique: will ensure a callback can only be added once (no duplicate in the list)
+ *
+ * stopOnFalse: interrupt callings when a callback returns false
+ *
+ */
+jQuery.Callbacks = function( options ) {
+
+ // Convert options from String-formatted to Object-formatted if needed
+ // (we check in cache first)
+ options = typeof options === "string" ?
+ createOptions( options ) :
+ jQuery.extend( {}, options );
+
+ var // Flag to know if list is currently firing
+ firing,
+
+ // Last fire value for non-forgettable lists
+ memory,
+
+ // Flag to know if list was already fired
+ fired,
+
+ // Flag to prevent firing
+ locked,
+
+ // Actual callback list
+ list = [],
+
+ // Queue of execution data for repeatable lists
+ queue = [],
+
+ // Index of currently firing callback (modified by add/remove as needed)
+ firingIndex = -1,
+
+ // Fire callbacks
+ fire = function() {
+
+ // Enforce single-firing
+ locked = locked || options.once;
+
+ // Execute callbacks for all pending executions,
+ // respecting firingIndex overrides and runtime changes
+ fired = firing = true;
+ for ( ; queue.length; firingIndex = -1 ) {
+ memory = queue.shift();
+ while ( ++firingIndex < list.length ) {
+
+ // Run callback and check for early termination
+ if ( list[ firingIndex ].apply( memory[ 0 ], memory[ 1 ] ) === false &&
+ options.stopOnFalse ) {
+
+ // Jump to end and forget the data so .add doesn't re-fire
+ firingIndex = list.length;
+ memory = false;
+ }
+ }
+ }
+
+ // Forget the data if we're done with it
+ if ( !options.memory ) {
+ memory = false;
+ }
+
+ firing = false;
+
+ // Clean up if we're done firing for good
+ if ( locked ) {
+
+ // Keep an empty list if we have data for future add calls
+ if ( memory ) {
+ list = [];
+
+ // Otherwise, this object is spent
+ } else {
+ list = "";
+ }
+ }
+ },
+
+ // Actual Callbacks object
+ self = {
+
+ // Add a callback or a collection of callbacks to the list
+ add: function() {
+ if ( list ) {
+
+ // If we have memory from a past run, we should fire after adding
+ if ( memory && !firing ) {
+ firingIndex = list.length - 1;
+ queue.push( memory );
+ }
+
+ ( function add( args ) {
+ jQuery.each( args, function( _, arg ) {
+ if ( isFunction( arg ) ) {
+ if ( !options.unique || !self.has( arg ) ) {
+ list.push( arg );
+ }
+ } else if ( arg && arg.length && toType( arg ) !== "string" ) {
+
+ // Inspect recursively
+ add( arg );
+ }
+ } );
+ } )( arguments );
+
+ if ( memory && !firing ) {
+ fire();
+ }
+ }
+ return this;
+ },
+
+ // Remove a callback from the list
+ remove: function() {
+ jQuery.each( arguments, function( _, arg ) {
+ var index;
+ while ( ( index = jQuery.inArray( arg, list, index ) ) > -1 ) {
+ list.splice( index, 1 );
+
+ // Handle firing indexes
+ if ( index <= firingIndex ) {
+ firingIndex--;
+ }
+ }
+ } );
+ return this;
+ },
+
+ // Check if a given callback is in the list.
+ // If no argument is given, return whether or not list has callbacks attached.
+ has: function( fn ) {
+ return fn ?
+ jQuery.inArray( fn, list ) > -1 :
+ list.length > 0;
+ },
+
+ // Remove all callbacks from the list
+ empty: function() {
+ if ( list ) {
+ list = [];
+ }
+ return this;
+ },
+
+ // Disable .fire and .add
+ // Abort any current/pending executions
+ // Clear all callbacks and values
+ disable: function() {
+ locked = queue = [];
+ list = memory = "";
+ return this;
+ },
+ disabled: function() {
+ return !list;
+ },
+
+ // Disable .fire
+ // Also disable .add unless we have memory (since it would have no effect)
+ // Abort any pending executions
+ lock: function() {
+ locked = queue = [];
+ if ( !memory && !firing ) {
+ list = memory = "";
+ }
+ return this;
+ },
+ locked: function() {
+ return !!locked;
+ },
+
+ // Call all callbacks with the given context and arguments
+ fireWith: function( context, args ) {
+ if ( !locked ) {
+ args = args || [];
+ args = [ context, args.slice ? args.slice() : args ];
+ queue.push( args );
+ if ( !firing ) {
+ fire();
+ }
+ }
+ return this;
+ },
+
+ // Call all the callbacks with the given arguments
+ fire: function() {
+ self.fireWith( this, arguments );
+ return this;
+ },
+
+ // To know if the callbacks have already been called at least once
+ fired: function() {
+ return !!fired;
+ }
+ };
+
+ return self;
+};
+
+
+function Identity( v ) {
+ return v;
+}
+function Thrower( ex ) {
+ throw ex;
+}
+
+function adoptValue( value, resolve, reject, noValue ) {
+ var method;
+
+ try {
+
+ // Check for promise aspect first to privilege synchronous behavior
+ if ( value && isFunction( ( method = value.promise ) ) ) {
+ method.call( value ).done( resolve ).fail( reject );
+
+ // Other thenables
+ } else if ( value && isFunction( ( method = value.then ) ) ) {
+ method.call( value, resolve, reject );
+
+ // Other non-thenables
+ } else {
+
+ // Control `resolve` arguments by letting Array#slice cast boolean `noValue` to integer:
+ // * false: [ value ].slice( 0 ) => resolve( value )
+ // * true: [ value ].slice( 1 ) => resolve()
+ resolve.apply( undefined, [ value ].slice( noValue ) );
+ }
+
+ // For Promises/A+, convert exceptions into rejections
+ // Since jQuery.when doesn't unwrap thenables, we can skip the extra checks appearing in
+ // Deferred#then to conditionally suppress rejection.
+ } catch ( value ) {
+
+ // Support: Android 4.0 only
+ // Strict mode functions invoked without .call/.apply get global-object context
+ reject.apply( undefined, [ value ] );
+ }
+}
+
+jQuery.extend( {
+
+ Deferred: function( func ) {
+ var tuples = [
+
+ // action, add listener, callbacks,
+ // ... .then handlers, argument index, [final state]
+ [ "notify", "progress", jQuery.Callbacks( "memory" ),
+ jQuery.Callbacks( "memory" ), 2 ],
+ [ "resolve", "done", jQuery.Callbacks( "once memory" ),
+ jQuery.Callbacks( "once memory" ), 0, "resolved" ],
+ [ "reject", "fail", jQuery.Callbacks( "once memory" ),
+ jQuery.Callbacks( "once memory" ), 1, "rejected" ]
+ ],
+ state = "pending",
+ promise = {
+ state: function() {
+ return state;
+ },
+ always: function() {
+ deferred.done( arguments ).fail( arguments );
+ return this;
+ },
+ "catch": function( fn ) {
+ return promise.then( null, fn );
+ },
+
+ // Keep pipe for back-compat
+ pipe: function( /* fnDone, fnFail, fnProgress */ ) {
+ var fns = arguments;
+
+ return jQuery.Deferred( function( newDefer ) {
+ jQuery.each( tuples, function( _i, tuple ) {
+
+ // Map tuples (progress, done, fail) to arguments (done, fail, progress)
+ var fn = isFunction( fns[ tuple[ 4 ] ] ) && fns[ tuple[ 4 ] ];
+
+ // deferred.progress(function() { bind to newDefer or newDefer.notify })
+ // deferred.done(function() { bind to newDefer or newDefer.resolve })
+ // deferred.fail(function() { bind to newDefer or newDefer.reject })
+ deferred[ tuple[ 1 ] ]( function() {
+ var returned = fn && fn.apply( this, arguments );
+ if ( returned && isFunction( returned.promise ) ) {
+ returned.promise()
+ .progress( newDefer.notify )
+ .done( newDefer.resolve )
+ .fail( newDefer.reject );
+ } else {
+ newDefer[ tuple[ 0 ] + "With" ](
+ this,
+ fn ? [ returned ] : arguments
+ );
+ }
+ } );
+ } );
+ fns = null;
+ } ).promise();
+ },
+ then: function( onFulfilled, onRejected, onProgress ) {
+ var maxDepth = 0;
+ function resolve( depth, deferred, handler, special ) {
+ return function() {
+ var that = this,
+ args = arguments,
+ mightThrow = function() {
+ var returned, then;
+
+ // Support: Promises/A+ section 2.3.3.3.3
+ // https://promisesaplus.com/#point-59
+ // Ignore double-resolution attempts
+ if ( depth < maxDepth ) {
+ return;
+ }
+
+ returned = handler.apply( that, args );
+
+ // Support: Promises/A+ section 2.3.1
+ // https://promisesaplus.com/#point-48
+ if ( returned === deferred.promise() ) {
+ throw new TypeError( "Thenable self-resolution" );
+ }
+
+ // Support: Promises/A+ sections 2.3.3.1, 3.5
+ // https://promisesaplus.com/#point-54
+ // https://promisesaplus.com/#point-75
+ // Retrieve `then` only once
+ then = returned &&
+
+ // Support: Promises/A+ section 2.3.4
+ // https://promisesaplus.com/#point-64
+ // Only check objects and functions for thenability
+ ( typeof returned === "object" ||
+ typeof returned === "function" ) &&
+ returned.then;
+
+ // Handle a returned thenable
+ if ( isFunction( then ) ) {
+
+ // Special processors (notify) just wait for resolution
+ if ( special ) {
+ then.call(
+ returned,
+ resolve( maxDepth, deferred, Identity, special ),
+ resolve( maxDepth, deferred, Thrower, special )
+ );
+
+ // Normal processors (resolve) also hook into progress
+ } else {
+
+ // ...and disregard older resolution values
+ maxDepth++;
+
+ then.call(
+ returned,
+ resolve( maxDepth, deferred, Identity, special ),
+ resolve( maxDepth, deferred, Thrower, special ),
+ resolve( maxDepth, deferred, Identity,
+ deferred.notifyWith )
+ );
+ }
+
+ // Handle all other returned values
+ } else {
+
+ // Only substitute handlers pass on context
+ // and multiple values (non-spec behavior)
+ if ( handler !== Identity ) {
+ that = undefined;
+ args = [ returned ];
+ }
+
+ // Process the value(s)
+ // Default process is resolve
+ ( special || deferred.resolveWith )( that, args );
+ }
+ },
+
+ // Only normal processors (resolve) catch and reject exceptions
+ process = special ?
+ mightThrow :
+ function() {
+ try {
+ mightThrow();
+ } catch ( e ) {
+
+ if ( jQuery.Deferred.exceptionHook ) {
+ jQuery.Deferred.exceptionHook( e,
+ process.error );
+ }
+
+ // Support: Promises/A+ section 2.3.3.3.4.1
+ // https://promisesaplus.com/#point-61
+ // Ignore post-resolution exceptions
+ if ( depth + 1 >= maxDepth ) {
+
+ // Only substitute handlers pass on context
+ // and multiple values (non-spec behavior)
+ if ( handler !== Thrower ) {
+ that = undefined;
+ args = [ e ];
+ }
+
+ deferred.rejectWith( that, args );
+ }
+ }
+ };
+
+ // Support: Promises/A+ section 2.3.3.3.1
+ // https://promisesaplus.com/#point-57
+ // Re-resolve promises immediately to dodge false rejection from
+ // subsequent errors
+ if ( depth ) {
+ process();
+ } else {
+
+ // Call an optional hook to record the error, in case of exception
+ // since it's otherwise lost when execution goes async
+ if ( jQuery.Deferred.getErrorHook ) {
+ process.error = jQuery.Deferred.getErrorHook();
+
+ // The deprecated alias of the above. While the name suggests
+ // returning the stack, not an error instance, jQuery just passes
+ // it directly to `console.warn` so both will work; an instance
+ // just better cooperates with source maps.
+ } else if ( jQuery.Deferred.getStackHook ) {
+ process.error = jQuery.Deferred.getStackHook();
+ }
+ window.setTimeout( process );
+ }
+ };
+ }
+
+ return jQuery.Deferred( function( newDefer ) {
+
+ // progress_handlers.add( ... )
+ tuples[ 0 ][ 3 ].add(
+ resolve(
+ 0,
+ newDefer,
+ isFunction( onProgress ) ?
+ onProgress :
+ Identity,
+ newDefer.notifyWith
+ )
+ );
+
+ // fulfilled_handlers.add( ... )
+ tuples[ 1 ][ 3 ].add(
+ resolve(
+ 0,
+ newDefer,
+ isFunction( onFulfilled ) ?
+ onFulfilled :
+ Identity
+ )
+ );
+
+ // rejected_handlers.add( ... )
+ tuples[ 2 ][ 3 ].add(
+ resolve(
+ 0,
+ newDefer,
+ isFunction( onRejected ) ?
+ onRejected :
+ Thrower
+ )
+ );
+ } ).promise();
+ },
+
+ // Get a promise for this deferred
+ // If obj is provided, the promise aspect is added to the object
+ promise: function( obj ) {
+ return obj != null ? jQuery.extend( obj, promise ) : promise;
+ }
+ },
+ deferred = {};
+
+ // Add list-specific methods
+ jQuery.each( tuples, function( i, tuple ) {
+ var list = tuple[ 2 ],
+ stateString = tuple[ 5 ];
+
+ // promise.progress = list.add
+ // promise.done = list.add
+ // promise.fail = list.add
+ promise[ tuple[ 1 ] ] = list.add;
+
+ // Handle state
+ if ( stateString ) {
+ list.add(
+ function() {
+
+ // state = "resolved" (i.e., fulfilled)
+ // state = "rejected"
+ state = stateString;
+ },
+
+ // rejected_callbacks.disable
+ // fulfilled_callbacks.disable
+ tuples[ 3 - i ][ 2 ].disable,
+
+ // rejected_handlers.disable
+ // fulfilled_handlers.disable
+ tuples[ 3 - i ][ 3 ].disable,
+
+ // progress_callbacks.lock
+ tuples[ 0 ][ 2 ].lock,
+
+ // progress_handlers.lock
+ tuples[ 0 ][ 3 ].lock
+ );
+ }
+
+ // progress_handlers.fire
+ // fulfilled_handlers.fire
+ // rejected_handlers.fire
+ list.add( tuple[ 3 ].fire );
+
+ // deferred.notify = function() { deferred.notifyWith(...) }
+ // deferred.resolve = function() { deferred.resolveWith(...) }
+ // deferred.reject = function() { deferred.rejectWith(...) }
+ deferred[ tuple[ 0 ] ] = function() {
+ deferred[ tuple[ 0 ] + "With" ]( this === deferred ? undefined : this, arguments );
+ return this;
+ };
+
+ // deferred.notifyWith = list.fireWith
+ // deferred.resolveWith = list.fireWith
+ // deferred.rejectWith = list.fireWith
+ deferred[ tuple[ 0 ] + "With" ] = list.fireWith;
+ } );
+
+ // Make the deferred a promise
+ promise.promise( deferred );
+
+ // Call given func if any
+ if ( func ) {
+ func.call( deferred, deferred );
+ }
+
+ // All done!
+ return deferred;
+ },
+
+ // Deferred helper
+ when: function( singleValue ) {
+ var
+
+ // count of uncompleted subordinates
+ remaining = arguments.length,
+
+ // count of unprocessed arguments
+ i = remaining,
+
+ // subordinate fulfillment data
+ resolveContexts = Array( i ),
+ resolveValues = slice.call( arguments ),
+
+ // the primary Deferred
+ primary = jQuery.Deferred(),
+
+ // subordinate callback factory
+ updateFunc = function( i ) {
+ return function( value ) {
+ resolveContexts[ i ] = this;
+ resolveValues[ i ] = arguments.length > 1 ? slice.call( arguments ) : value;
+ if ( !( --remaining ) ) {
+ primary.resolveWith( resolveContexts, resolveValues );
+ }
+ };
+ };
+
+ // Single- and empty arguments are adopted like Promise.resolve
+ if ( remaining <= 1 ) {
+ adoptValue( singleValue, primary.done( updateFunc( i ) ).resolve, primary.reject,
+ !remaining );
+
+ // Use .then() to unwrap secondary thenables (cf. gh-3000)
+ if ( primary.state() === "pending" ||
+ isFunction( resolveValues[ i ] && resolveValues[ i ].then ) ) {
+
+ return primary.then();
+ }
+ }
+
+ // Multiple arguments are aggregated like Promise.all array elements
+ while ( i-- ) {
+ adoptValue( resolveValues[ i ], updateFunc( i ), primary.reject );
+ }
+
+ return primary.promise();
+ }
+} );
+
+
+// These usually indicate a programmer mistake during development,
+// warn about them ASAP rather than swallowing them by default.
+var rerrorNames = /^(Eval|Internal|Range|Reference|Syntax|Type|URI)Error$/;
+
+// If `jQuery.Deferred.getErrorHook` is defined, `asyncError` is an error
+// captured before the async barrier to get the original error cause
+// which may otherwise be hidden.
+jQuery.Deferred.exceptionHook = function( error, asyncError ) {
+
+ // Support: IE 8 - 9 only
+ // Console exists when dev tools are open, which can happen at any time
+ if ( window.console && window.console.warn && error && rerrorNames.test( error.name ) ) {
+ window.console.warn( "jQuery.Deferred exception: " + error.message,
+ error.stack, asyncError );
+ }
+};
+
+
+
+
+jQuery.readyException = function( error ) {
+ window.setTimeout( function() {
+ throw error;
+ } );
+};
+
+
+
+
+// The deferred used on DOM ready
+var readyList = jQuery.Deferred();
+
+jQuery.fn.ready = function( fn ) {
+
+ readyList
+ .then( fn )
+
+ // Wrap jQuery.readyException in a function so that the lookup
+ // happens at the time of error handling instead of callback
+ // registration.
+ .catch( function( error ) {
+ jQuery.readyException( error );
+ } );
+
+ return this;
+};
+
+jQuery.extend( {
+
+ // Is the DOM ready to be used? Set to true once it occurs.
+ isReady: false,
+
+ // A counter to track how many items to wait for before
+ // the ready event fires. See trac-6781
+ readyWait: 1,
+
+ // Handle when the DOM is ready
+ ready: function( wait ) {
+
+ // Abort if there are pending holds or we're already ready
+ if ( wait === true ? --jQuery.readyWait : jQuery.isReady ) {
+ return;
+ }
+
+ // Remember that the DOM is ready
+ jQuery.isReady = true;
+
+ // If a normal DOM Ready event fired, decrement, and wait if need be
+ if ( wait !== true && --jQuery.readyWait > 0 ) {
+ return;
+ }
+
+ // If there are functions bound, to execute
+ readyList.resolveWith( document, [ jQuery ] );
+ }
+} );
+
+jQuery.ready.then = readyList.then;
+
+// The ready event handler and self cleanup method
+function completed() {
+ document.removeEventListener( "DOMContentLoaded", completed );
+ window.removeEventListener( "load", completed );
+ jQuery.ready();
+}
+
+// Catch cases where $(document).ready() is called
+// after the browser event has already occurred.
+// Support: IE <=9 - 10 only
+// Older IE sometimes signals "interactive" too soon
+if ( document.readyState === "complete" ||
+ ( document.readyState !== "loading" && !document.documentElement.doScroll ) ) {
+
+ // Handle it asynchronously to allow scripts the opportunity to delay ready
+ window.setTimeout( jQuery.ready );
+
+} else {
+
+ // Use the handy event callback
+ document.addEventListener( "DOMContentLoaded", completed );
+
+ // A fallback to window.onload, that will always work
+ window.addEventListener( "load", completed );
+}
+
+
+
+
+// Multifunctional method to get and set values of a collection
+// The value/s can optionally be executed if it's a function
+var access = function( elems, fn, key, value, chainable, emptyGet, raw ) {
+ var i = 0,
+ len = elems.length,
+ bulk = key == null;
+
+ // Sets many values
+ if ( toType( key ) === "object" ) {
+ chainable = true;
+ for ( i in key ) {
+ access( elems, fn, i, key[ i ], true, emptyGet, raw );
+ }
+
+ // Sets one value
+ } else if ( value !== undefined ) {
+ chainable = true;
+
+ if ( !isFunction( value ) ) {
+ raw = true;
+ }
+
+ if ( bulk ) {
+
+ // Bulk operations run against the entire set
+ if ( raw ) {
+ fn.call( elems, value );
+ fn = null;
+
+ // ...except when executing function values
+ } else {
+ bulk = fn;
+ fn = function( elem, _key, value ) {
+ return bulk.call( jQuery( elem ), value );
+ };
+ }
+ }
+
+ if ( fn ) {
+ for ( ; i < len; i++ ) {
+ fn(
+ elems[ i ], key, raw ?
+ value :
+ value.call( elems[ i ], i, fn( elems[ i ], key ) )
+ );
+ }
+ }
+ }
+
+ if ( chainable ) {
+ return elems;
+ }
+
+ // Gets
+ if ( bulk ) {
+ return fn.call( elems );
+ }
+
+ return len ? fn( elems[ 0 ], key ) : emptyGet;
+};
+
+
+// Matches dashed string for camelizing
+var rmsPrefix = /^-ms-/,
+ rdashAlpha = /-([a-z])/g;
+
+// Used by camelCase as callback to replace()
+function fcamelCase( _all, letter ) {
+ return letter.toUpperCase();
+}
+
+// Convert dashed to camelCase; used by the css and data modules
+// Support: IE <=9 - 11, Edge 12 - 15
+// Microsoft forgot to hump their vendor prefix (trac-9572)
+function camelCase( string ) {
+ return string.replace( rmsPrefix, "ms-" ).replace( rdashAlpha, fcamelCase );
+}
+var acceptData = function( owner ) {
+
+ // Accepts only:
+ // - Node
+ // - Node.ELEMENT_NODE
+ // - Node.DOCUMENT_NODE
+ // - Object
+ // - Any
+ return owner.nodeType === 1 || owner.nodeType === 9 || !( +owner.nodeType );
+};
+
+
+
+
+function Data() {
+ this.expando = jQuery.expando + Data.uid++;
+}
+
+Data.uid = 1;
+
+Data.prototype = {
+
+ cache: function( owner ) {
+
+ // Check if the owner object already has a cache
+ var value = owner[ this.expando ];
+
+ // If not, create one
+ if ( !value ) {
+ value = {};
+
+ // We can accept data for non-element nodes in modern browsers,
+ // but we should not, see trac-8335.
+ // Always return an empty object.
+ if ( acceptData( owner ) ) {
+
+ // If it is a node unlikely to be stringify-ed or looped over
+ // use plain assignment
+ if ( owner.nodeType ) {
+ owner[ this.expando ] = value;
+
+ // Otherwise secure it in a non-enumerable property
+ // configurable must be true to allow the property to be
+ // deleted when data is removed
+ } else {
+ Object.defineProperty( owner, this.expando, {
+ value: value,
+ configurable: true
+ } );
+ }
+ }
+ }
+
+ return value;
+ },
+ set: function( owner, data, value ) {
+ var prop,
+ cache = this.cache( owner );
+
+ // Handle: [ owner, key, value ] args
+ // Always use camelCase key (gh-2257)
+ if ( typeof data === "string" ) {
+ cache[ camelCase( data ) ] = value;
+
+ // Handle: [ owner, { properties } ] args
+ } else {
+
+ // Copy the properties one-by-one to the cache object
+ for ( prop in data ) {
+ cache[ camelCase( prop ) ] = data[ prop ];
+ }
+ }
+ return cache;
+ },
+ get: function( owner, key ) {
+ return key === undefined ?
+ this.cache( owner ) :
+
+ // Always use camelCase key (gh-2257)
+ owner[ this.expando ] && owner[ this.expando ][ camelCase( key ) ];
+ },
+ access: function( owner, key, value ) {
+
+ // In cases where either:
+ //
+ // 1. No key was specified
+ // 2. A string key was specified, but no value provided
+ //
+ // Take the "read" path and allow the get method to determine
+ // which value to return, respectively either:
+ //
+ // 1. The entire cache object
+ // 2. The data stored at the key
+ //
+ if ( key === undefined ||
+ ( ( key && typeof key === "string" ) && value === undefined ) ) {
+
+ return this.get( owner, key );
+ }
+
+ // When the key is not a string, or both a key and value
+ // are specified, set or extend (existing objects) with either:
+ //
+ // 1. An object of properties
+ // 2. A key and value
+ //
+ this.set( owner, key, value );
+
+ // Since the "set" path can have two possible entry points
+ // return the expected data based on which path was taken[*]
+ return value !== undefined ? value : key;
+ },
+ remove: function( owner, key ) {
+ var i,
+ cache = owner[ this.expando ];
+
+ if ( cache === undefined ) {
+ return;
+ }
+
+ if ( key !== undefined ) {
+
+ // Support array or space separated string of keys
+ if ( Array.isArray( key ) ) {
+
+ // If key is an array of keys...
+ // We always set camelCase keys, so remove that.
+ key = key.map( camelCase );
+ } else {
+ key = camelCase( key );
+
+ // If a key with the spaces exists, use it.
+ // Otherwise, create an array by matching non-whitespace
+ key = key in cache ?
+ [ key ] :
+ ( key.match( rnothtmlwhite ) || [] );
+ }
+
+ i = key.length;
+
+ while ( i-- ) {
+ delete cache[ key[ i ] ];
+ }
+ }
+
+ // Remove the expando if there's no more data
+ if ( key === undefined || jQuery.isEmptyObject( cache ) ) {
+
+ // Support: Chrome <=35 - 45
+ // Webkit & Blink performance suffers when deleting properties
+ // from DOM nodes, so set to undefined instead
+ // https://bugs.chromium.org/p/chromium/issues/detail?id=378607 (bug restricted)
+ if ( owner.nodeType ) {
+ owner[ this.expando ] = undefined;
+ } else {
+ delete owner[ this.expando ];
+ }
+ }
+ },
+ hasData: function( owner ) {
+ var cache = owner[ this.expando ];
+ return cache !== undefined && !jQuery.isEmptyObject( cache );
+ }
+};
+var dataPriv = new Data();
+
+var dataUser = new Data();
+
+
+
+// Implementation Summary
+//
+// 1. Enforce API surface and semantic compatibility with 1.9.x branch
+// 2. Improve the module's maintainability by reducing the storage
+// paths to a single mechanism.
+// 3. Use the same single mechanism to support "private" and "user" data.
+// 4. _Never_ expose "private" data to user code (TODO: Drop _data, _removeData)
+// 5. Avoid exposing implementation details on user objects (eg. expando properties)
+// 6. Provide a clear path for implementation upgrade to WeakMap in 2014
+
+var rbrace = /^(?:\{[\w\W]*\}|\[[\w\W]*\])$/,
+ rmultiDash = /[A-Z]/g;
+
+function getData( data ) {
+ if ( data === "true" ) {
+ return true;
+ }
+
+ if ( data === "false" ) {
+ return false;
+ }
+
+ if ( data === "null" ) {
+ return null;
+ }
+
+ // Only convert to a number if it doesn't change the string
+ if ( data === +data + "" ) {
+ return +data;
+ }
+
+ if ( rbrace.test( data ) ) {
+ return JSON.parse( data );
+ }
+
+ return data;
+}
+
+function dataAttr( elem, key, data ) {
+ var name;
+
+ // If nothing was found internally, try to fetch any
+ // data from the HTML5 data-* attribute
+ if ( data === undefined && elem.nodeType === 1 ) {
+ name = "data-" + key.replace( rmultiDash, "-$&" ).toLowerCase();
+ data = elem.getAttribute( name );
+
+ if ( typeof data === "string" ) {
+ try {
+ data = getData( data );
+ } catch ( e ) {}
+
+ // Make sure we set the data so it isn't changed later
+ dataUser.set( elem, key, data );
+ } else {
+ data = undefined;
+ }
+ }
+ return data;
+}
+
+jQuery.extend( {
+ hasData: function( elem ) {
+ return dataUser.hasData( elem ) || dataPriv.hasData( elem );
+ },
+
+ data: function( elem, name, data ) {
+ return dataUser.access( elem, name, data );
+ },
+
+ removeData: function( elem, name ) {
+ dataUser.remove( elem, name );
+ },
+
+ // TODO: Now that all calls to _data and _removeData have been replaced
+ // with direct calls to dataPriv methods, these can be deprecated.
+ _data: function( elem, name, data ) {
+ return dataPriv.access( elem, name, data );
+ },
+
+ _removeData: function( elem, name ) {
+ dataPriv.remove( elem, name );
+ }
+} );
+
+jQuery.fn.extend( {
+ data: function( key, value ) {
+ var i, name, data,
+ elem = this[ 0 ],
+ attrs = elem && elem.attributes;
+
+ // Gets all values
+ if ( key === undefined ) {
+ if ( this.length ) {
+ data = dataUser.get( elem );
+
+ if ( elem.nodeType === 1 && !dataPriv.get( elem, "hasDataAttrs" ) ) {
+ i = attrs.length;
+ while ( i-- ) {
+
+ // Support: IE 11 only
+ // The attrs elements can be null (trac-14894)
+ if ( attrs[ i ] ) {
+ name = attrs[ i ].name;
+ if ( name.indexOf( "data-" ) === 0 ) {
+ name = camelCase( name.slice( 5 ) );
+ dataAttr( elem, name, data[ name ] );
+ }
+ }
+ }
+ dataPriv.set( elem, "hasDataAttrs", true );
+ }
+ }
+
+ return data;
+ }
+
+ // Sets multiple values
+ if ( typeof key === "object" ) {
+ return this.each( function() {
+ dataUser.set( this, key );
+ } );
+ }
+
+ return access( this, function( value ) {
+ var data;
+
+ // The calling jQuery object (element matches) is not empty
+ // (and therefore has an element appears at this[ 0 ]) and the
+ // `value` parameter was not undefined. An empty jQuery object
+ // will result in `undefined` for elem = this[ 0 ] which will
+ // throw an exception if an attempt to read a data cache is made.
+ if ( elem && value === undefined ) {
+
+ // Attempt to get data from the cache
+ // The key will always be camelCased in Data
+ data = dataUser.get( elem, key );
+ if ( data !== undefined ) {
+ return data;
+ }
+
+ // Attempt to "discover" the data in
+ // HTML5 custom data-* attrs
+ data = dataAttr( elem, key );
+ if ( data !== undefined ) {
+ return data;
+ }
+
+ // We tried really hard, but the data doesn't exist.
+ return;
+ }
+
+ // Set the data...
+ this.each( function() {
+
+ // We always store the camelCased key
+ dataUser.set( this, key, value );
+ } );
+ }, null, value, arguments.length > 1, null, true );
+ },
+
+ removeData: function( key ) {
+ return this.each( function() {
+ dataUser.remove( this, key );
+ } );
+ }
+} );
+
+
+jQuery.extend( {
+ queue: function( elem, type, data ) {
+ var queue;
+
+ if ( elem ) {
+ type = ( type || "fx" ) + "queue";
+ queue = dataPriv.get( elem, type );
+
+ // Speed up dequeue by getting out quickly if this is just a lookup
+ if ( data ) {
+ if ( !queue || Array.isArray( data ) ) {
+ queue = dataPriv.access( elem, type, jQuery.makeArray( data ) );
+ } else {
+ queue.push( data );
+ }
+ }
+ return queue || [];
+ }
+ },
+
+ dequeue: function( elem, type ) {
+ type = type || "fx";
+
+ var queue = jQuery.queue( elem, type ),
+ startLength = queue.length,
+ fn = queue.shift(),
+ hooks = jQuery._queueHooks( elem, type ),
+ next = function() {
+ jQuery.dequeue( elem, type );
+ };
+
+ // If the fx queue is dequeued, always remove the progress sentinel
+ if ( fn === "inprogress" ) {
+ fn = queue.shift();
+ startLength--;
+ }
+
+ if ( fn ) {
+
+ // Add a progress sentinel to prevent the fx queue from being
+ // automatically dequeued
+ if ( type === "fx" ) {
+ queue.unshift( "inprogress" );
+ }
+
+ // Clear up the last queue stop function
+ delete hooks.stop;
+ fn.call( elem, next, hooks );
+ }
+
+ if ( !startLength && hooks ) {
+ hooks.empty.fire();
+ }
+ },
+
+ // Not public - generate a queueHooks object, or return the current one
+ _queueHooks: function( elem, type ) {
+ var key = type + "queueHooks";
+ return dataPriv.get( elem, key ) || dataPriv.access( elem, key, {
+ empty: jQuery.Callbacks( "once memory" ).add( function() {
+ dataPriv.remove( elem, [ type + "queue", key ] );
+ } )
+ } );
+ }
+} );
+
+jQuery.fn.extend( {
+ queue: function( type, data ) {
+ var setter = 2;
+
+ if ( typeof type !== "string" ) {
+ data = type;
+ type = "fx";
+ setter--;
+ }
+
+ if ( arguments.length < setter ) {
+ return jQuery.queue( this[ 0 ], type );
+ }
+
+ return data === undefined ?
+ this :
+ this.each( function() {
+ var queue = jQuery.queue( this, type, data );
+
+ // Ensure a hooks for this queue
+ jQuery._queueHooks( this, type );
+
+ if ( type === "fx" && queue[ 0 ] !== "inprogress" ) {
+ jQuery.dequeue( this, type );
+ }
+ } );
+ },
+ dequeue: function( type ) {
+ return this.each( function() {
+ jQuery.dequeue( this, type );
+ } );
+ },
+ clearQueue: function( type ) {
+ return this.queue( type || "fx", [] );
+ },
+
+ // Get a promise resolved when queues of a certain type
+ // are emptied (fx is the type by default)
+ promise: function( type, obj ) {
+ var tmp,
+ count = 1,
+ defer = jQuery.Deferred(),
+ elements = this,
+ i = this.length,
+ resolve = function() {
+ if ( !( --count ) ) {
+ defer.resolveWith( elements, [ elements ] );
+ }
+ };
+
+ if ( typeof type !== "string" ) {
+ obj = type;
+ type = undefined;
+ }
+ type = type || "fx";
+
+ while ( i-- ) {
+ tmp = dataPriv.get( elements[ i ], type + "queueHooks" );
+ if ( tmp && tmp.empty ) {
+ count++;
+ tmp.empty.add( resolve );
+ }
+ }
+ resolve();
+ return defer.promise( obj );
+ }
+} );
+var pnum = ( /[+-]?(?:\d*\.|)\d+(?:[eE][+-]?\d+|)/ ).source;
+
+var rcssNum = new RegExp( "^(?:([+-])=|)(" + pnum + ")([a-z%]*)$", "i" );
+
+
+var cssExpand = [ "Top", "Right", "Bottom", "Left" ];
+
+var documentElement = document.documentElement;
+
+
+
+ var isAttached = function( elem ) {
+ return jQuery.contains( elem.ownerDocument, elem );
+ },
+ composed = { composed: true };
+
+ // Support: IE 9 - 11+, Edge 12 - 18+, iOS 10.0 - 10.2 only
+ // Check attachment across shadow DOM boundaries when possible (gh-3504)
+ // Support: iOS 10.0-10.2 only
+ // Early iOS 10 versions support `attachShadow` but not `getRootNode`,
+ // leading to errors. We need to check for `getRootNode`.
+ if ( documentElement.getRootNode ) {
+ isAttached = function( elem ) {
+ return jQuery.contains( elem.ownerDocument, elem ) ||
+ elem.getRootNode( composed ) === elem.ownerDocument;
+ };
+ }
+var isHiddenWithinTree = function( elem, el ) {
+
+ // isHiddenWithinTree might be called from jQuery#filter function;
+ // in that case, element will be second argument
+ elem = el || elem;
+
+ // Inline style trumps all
+ return elem.style.display === "none" ||
+ elem.style.display === "" &&
+
+ // Otherwise, check computed style
+ // Support: Firefox <=43 - 45
+ // Disconnected elements can have computed display: none, so first confirm that elem is
+ // in the document.
+ isAttached( elem ) &&
+
+ jQuery.css( elem, "display" ) === "none";
+ };
+
+
+
+function adjustCSS( elem, prop, valueParts, tween ) {
+ var adjusted, scale,
+ maxIterations = 20,
+ currentValue = tween ?
+ function() {
+ return tween.cur();
+ } :
+ function() {
+ return jQuery.css( elem, prop, "" );
+ },
+ initial = currentValue(),
+ unit = valueParts && valueParts[ 3 ] || ( jQuery.cssNumber[ prop ] ? "" : "px" ),
+
+ // Starting value computation is required for potential unit mismatches
+ initialInUnit = elem.nodeType &&
+ ( jQuery.cssNumber[ prop ] || unit !== "px" && +initial ) &&
+ rcssNum.exec( jQuery.css( elem, prop ) );
+
+ if ( initialInUnit && initialInUnit[ 3 ] !== unit ) {
+
+ // Support: Firefox <=54
+ // Halve the iteration target value to prevent interference from CSS upper bounds (gh-2144)
+ initial = initial / 2;
+
+ // Trust units reported by jQuery.css
+ unit = unit || initialInUnit[ 3 ];
+
+ // Iteratively approximate from a nonzero starting point
+ initialInUnit = +initial || 1;
+
+ while ( maxIterations-- ) {
+
+ // Evaluate and update our best guess (doubling guesses that zero out).
+ // Finish if the scale equals or crosses 1 (making the old*new product non-positive).
+ jQuery.style( elem, prop, initialInUnit + unit );
+ if ( ( 1 - scale ) * ( 1 - ( scale = currentValue() / initial || 0.5 ) ) <= 0 ) {
+ maxIterations = 0;
+ }
+ initialInUnit = initialInUnit / scale;
+
+ }
+
+ initialInUnit = initialInUnit * 2;
+ jQuery.style( elem, prop, initialInUnit + unit );
+
+ // Make sure we update the tween properties later on
+ valueParts = valueParts || [];
+ }
+
+ if ( valueParts ) {
+ initialInUnit = +initialInUnit || +initial || 0;
+
+ // Apply relative offset (+=/-=) if specified
+ adjusted = valueParts[ 1 ] ?
+ initialInUnit + ( valueParts[ 1 ] + 1 ) * valueParts[ 2 ] :
+ +valueParts[ 2 ];
+ if ( tween ) {
+ tween.unit = unit;
+ tween.start = initialInUnit;
+ tween.end = adjusted;
+ }
+ }
+ return adjusted;
+}
+
+
+var defaultDisplayMap = {};
+
+function getDefaultDisplay( elem ) {
+ var temp,
+ doc = elem.ownerDocument,
+ nodeName = elem.nodeName,
+ display = defaultDisplayMap[ nodeName ];
+
+ if ( display ) {
+ return display;
+ }
+
+ temp = doc.body.appendChild( doc.createElement( nodeName ) );
+ display = jQuery.css( temp, "display" );
+
+ temp.parentNode.removeChild( temp );
+
+ if ( display === "none" ) {
+ display = "block";
+ }
+ defaultDisplayMap[ nodeName ] = display;
+
+ return display;
+}
+
+function showHide( elements, show ) {
+ var display, elem,
+ values = [],
+ index = 0,
+ length = elements.length;
+
+ // Determine new display value for elements that need to change
+ for ( ; index < length; index++ ) {
+ elem = elements[ index ];
+ if ( !elem.style ) {
+ continue;
+ }
+
+ display = elem.style.display;
+ if ( show ) {
+
+ // Since we force visibility upon cascade-hidden elements, an immediate (and slow)
+ // check is required in this first loop unless we have a nonempty display value (either
+ // inline or about-to-be-restored)
+ if ( display === "none" ) {
+ values[ index ] = dataPriv.get( elem, "display" ) || null;
+ if ( !values[ index ] ) {
+ elem.style.display = "";
+ }
+ }
+ if ( elem.style.display === "" && isHiddenWithinTree( elem ) ) {
+ values[ index ] = getDefaultDisplay( elem );
+ }
+ } else {
+ if ( display !== "none" ) {
+ values[ index ] = "none";
+
+ // Remember what we're overwriting
+ dataPriv.set( elem, "display", display );
+ }
+ }
+ }
+
+ // Set the display of the elements in a second loop to avoid constant reflow
+ for ( index = 0; index < length; index++ ) {
+ if ( values[ index ] != null ) {
+ elements[ index ].style.display = values[ index ];
+ }
+ }
+
+ return elements;
+}
+
+jQuery.fn.extend( {
+ show: function() {
+ return showHide( this, true );
+ },
+ hide: function() {
+ return showHide( this );
+ },
+ toggle: function( state ) {
+ if ( typeof state === "boolean" ) {
+ return state ? this.show() : this.hide();
+ }
+
+ return this.each( function() {
+ if ( isHiddenWithinTree( this ) ) {
+ jQuery( this ).show();
+ } else {
+ jQuery( this ).hide();
+ }
+ } );
+ }
+} );
+var rcheckableType = ( /^(?:checkbox|radio)$/i );
+
+var rtagName = ( /<([a-z][^\/\0>\x20\t\r\n\f]*)/i );
+
+var rscriptType = ( /^$|^module$|\/(?:java|ecma)script/i );
+
+
+
+( function() {
+ var fragment = document.createDocumentFragment(),
+ div = fragment.appendChild( document.createElement( "div" ) ),
+ input = document.createElement( "input" );
+
+ // Support: Android 4.0 - 4.3 only
+ // Check state lost if the name is set (trac-11217)
+ // Support: Windows Web Apps (WWA)
+ // `name` and `type` must use .setAttribute for WWA (trac-14901)
+ input.setAttribute( "type", "radio" );
+ input.setAttribute( "checked", "checked" );
+ input.setAttribute( "name", "t" );
+
+ div.appendChild( input );
+
+ // Support: Android <=4.1 only
+ // Older WebKit doesn't clone checked state correctly in fragments
+ support.checkClone = div.cloneNode( true ).cloneNode( true ).lastChild.checked;
+
+ // Support: IE <=11 only
+ // Make sure textarea (and checkbox) defaultValue is properly cloned
+ div.innerHTML = "";
+ support.noCloneChecked = !!div.cloneNode( true ).lastChild.defaultValue;
+
+ // Support: IE <=9 only
+ // IE <=9 replaces tags with their contents when inserted outside of
+ // the select element.
+ div.innerHTML = " or other required elements.
+ thead: [ 1, "" ],
+ col: [ 2, "" ],
+ tr: [ 2, "" ],
+ td: [ 3, "" ],
+
+ _default: [ 0, "", "" ]
+};
+
+wrapMap.tbody = wrapMap.tfoot = wrapMap.colgroup = wrapMap.caption = wrapMap.thead;
+wrapMap.th = wrapMap.td;
+
+// Support: IE <=9 only
+if ( !support.option ) {
+ wrapMap.optgroup = wrapMap.option = [ 1, "", " " ];
+}
+
+
+function getAll( context, tag ) {
+
+ // Support: IE <=9 - 11 only
+ // Use typeof to avoid zero-argument method invocation on host objects (trac-15151)
+ var ret;
+
+ if ( typeof context.getElementsByTagName !== "undefined" ) {
+ ret = context.getElementsByTagName( tag || "*" );
+
+ } else if ( typeof context.querySelectorAll !== "undefined" ) {
+ ret = context.querySelectorAll( tag || "*" );
+
+ } else {
+ ret = [];
+ }
+
+ if ( tag === undefined || tag && nodeName( context, tag ) ) {
+ return jQuery.merge( [ context ], ret );
+ }
+
+ return ret;
+}
+
+
+// Mark scripts as having already been evaluated
+function setGlobalEval( elems, refElements ) {
+ var i = 0,
+ l = elems.length;
+
+ for ( ; i < l; i++ ) {
+ dataPriv.set(
+ elems[ i ],
+ "globalEval",
+ !refElements || dataPriv.get( refElements[ i ], "globalEval" )
+ );
+ }
+}
+
+
+var rhtml = /<|&#?\w+;/;
+
+function buildFragment( elems, context, scripts, selection, ignored ) {
+ var elem, tmp, tag, wrap, attached, j,
+ fragment = context.createDocumentFragment(),
+ nodes = [],
+ i = 0,
+ l = elems.length;
+
+ for ( ; i < l; i++ ) {
+ elem = elems[ i ];
+
+ if ( elem || elem === 0 ) {
+
+ // Add nodes directly
+ if ( toType( elem ) === "object" ) {
+
+ // Support: Android <=4.0 only, PhantomJS 1 only
+ // push.apply(_, arraylike) throws on ancient WebKit
+ jQuery.merge( nodes, elem.nodeType ? [ elem ] : elem );
+
+ // Convert non-html into a text node
+ } else if ( !rhtml.test( elem ) ) {
+ nodes.push( context.createTextNode( elem ) );
+
+ // Convert html into DOM nodes
+ } else {
+ tmp = tmp || fragment.appendChild( context.createElement( "div" ) );
+
+ // Deserialize a standard representation
+ tag = ( rtagName.exec( elem ) || [ "", "" ] )[ 1 ].toLowerCase();
+ wrap = wrapMap[ tag ] || wrapMap._default;
+ tmp.innerHTML = wrap[ 1 ] + jQuery.htmlPrefilter( elem ) + wrap[ 2 ];
+
+ // Descend through wrappers to the right content
+ j = wrap[ 0 ];
+ while ( j-- ) {
+ tmp = tmp.lastChild;
+ }
+
+ // Support: Android <=4.0 only, PhantomJS 1 only
+ // push.apply(_, arraylike) throws on ancient WebKit
+ jQuery.merge( nodes, tmp.childNodes );
+
+ // Remember the top-level container
+ tmp = fragment.firstChild;
+
+ // Ensure the created nodes are orphaned (trac-12392)
+ tmp.textContent = "";
+ }
+ }
+ }
+
+ // Remove wrapper from fragment
+ fragment.textContent = "";
+
+ i = 0;
+ while ( ( elem = nodes[ i++ ] ) ) {
+
+ // Skip elements already in the context collection (trac-4087)
+ if ( selection && jQuery.inArray( elem, selection ) > -1 ) {
+ if ( ignored ) {
+ ignored.push( elem );
+ }
+ continue;
+ }
+
+ attached = isAttached( elem );
+
+ // Append to fragment
+ tmp = getAll( fragment.appendChild( elem ), "script" );
+
+ // Preserve script evaluation history
+ if ( attached ) {
+ setGlobalEval( tmp );
+ }
+
+ // Capture executables
+ if ( scripts ) {
+ j = 0;
+ while ( ( elem = tmp[ j++ ] ) ) {
+ if ( rscriptType.test( elem.type || "" ) ) {
+ scripts.push( elem );
+ }
+ }
+ }
+ }
+
+ return fragment;
+}
+
+
+var rtypenamespace = /^([^.]*)(?:\.(.+)|)/;
+
+function returnTrue() {
+ return true;
+}
+
+function returnFalse() {
+ return false;
+}
+
+function on( elem, types, selector, data, fn, one ) {
+ var origFn, type;
+
+ // Types can be a map of types/handlers
+ if ( typeof types === "object" ) {
+
+ // ( types-Object, selector, data )
+ if ( typeof selector !== "string" ) {
+
+ // ( types-Object, data )
+ data = data || selector;
+ selector = undefined;
+ }
+ for ( type in types ) {
+ on( elem, type, selector, data, types[ type ], one );
+ }
+ return elem;
+ }
+
+ if ( data == null && fn == null ) {
+
+ // ( types, fn )
+ fn = selector;
+ data = selector = undefined;
+ } else if ( fn == null ) {
+ if ( typeof selector === "string" ) {
+
+ // ( types, selector, fn )
+ fn = data;
+ data = undefined;
+ } else {
+
+ // ( types, data, fn )
+ fn = data;
+ data = selector;
+ selector = undefined;
+ }
+ }
+ if ( fn === false ) {
+ fn = returnFalse;
+ } else if ( !fn ) {
+ return elem;
+ }
+
+ if ( one === 1 ) {
+ origFn = fn;
+ fn = function( event ) {
+
+ // Can use an empty set, since event contains the info
+ jQuery().off( event );
+ return origFn.apply( this, arguments );
+ };
+
+ // Use same guid so caller can remove using origFn
+ fn.guid = origFn.guid || ( origFn.guid = jQuery.guid++ );
+ }
+ return elem.each( function() {
+ jQuery.event.add( this, types, fn, data, selector );
+ } );
+}
+
+/*
+ * Helper functions for managing events -- not part of the public interface.
+ * Props to Dean Edwards' addEvent library for many of the ideas.
+ */
+jQuery.event = {
+
+ global: {},
+
+ add: function( elem, types, handler, data, selector ) {
+
+ var handleObjIn, eventHandle, tmp,
+ events, t, handleObj,
+ special, handlers, type, namespaces, origType,
+ elemData = dataPriv.get( elem );
+
+ // Only attach events to objects that accept data
+ if ( !acceptData( elem ) ) {
+ return;
+ }
+
+ // Caller can pass in an object of custom data in lieu of the handler
+ if ( handler.handler ) {
+ handleObjIn = handler;
+ handler = handleObjIn.handler;
+ selector = handleObjIn.selector;
+ }
+
+ // Ensure that invalid selectors throw exceptions at attach time
+ // Evaluate against documentElement in case elem is a non-element node (e.g., document)
+ if ( selector ) {
+ jQuery.find.matchesSelector( documentElement, selector );
+ }
+
+ // Make sure that the handler has a unique ID, used to find/remove it later
+ if ( !handler.guid ) {
+ handler.guid = jQuery.guid++;
+ }
+
+ // Init the element's event structure and main handler, if this is the first
+ if ( !( events = elemData.events ) ) {
+ events = elemData.events = Object.create( null );
+ }
+ if ( !( eventHandle = elemData.handle ) ) {
+ eventHandle = elemData.handle = function( e ) {
+
+ // Discard the second event of a jQuery.event.trigger() and
+ // when an event is called after a page has unloaded
+ return typeof jQuery !== "undefined" && jQuery.event.triggered !== e.type ?
+ jQuery.event.dispatch.apply( elem, arguments ) : undefined;
+ };
+ }
+
+ // Handle multiple events separated by a space
+ types = ( types || "" ).match( rnothtmlwhite ) || [ "" ];
+ t = types.length;
+ while ( t-- ) {
+ tmp = rtypenamespace.exec( types[ t ] ) || [];
+ type = origType = tmp[ 1 ];
+ namespaces = ( tmp[ 2 ] || "" ).split( "." ).sort();
+
+ // There *must* be a type, no attaching namespace-only handlers
+ if ( !type ) {
+ continue;
+ }
+
+ // If event changes its type, use the special event handlers for the changed type
+ special = jQuery.event.special[ type ] || {};
+
+ // If selector defined, determine special event api type, otherwise given type
+ type = ( selector ? special.delegateType : special.bindType ) || type;
+
+ // Update special based on newly reset type
+ special = jQuery.event.special[ type ] || {};
+
+ // handleObj is passed to all event handlers
+ handleObj = jQuery.extend( {
+ type: type,
+ origType: origType,
+ data: data,
+ handler: handler,
+ guid: handler.guid,
+ selector: selector,
+ needsContext: selector && jQuery.expr.match.needsContext.test( selector ),
+ namespace: namespaces.join( "." )
+ }, handleObjIn );
+
+ // Init the event handler queue if we're the first
+ if ( !( handlers = events[ type ] ) ) {
+ handlers = events[ type ] = [];
+ handlers.delegateCount = 0;
+
+ // Only use addEventListener if the special events handler returns false
+ if ( !special.setup ||
+ special.setup.call( elem, data, namespaces, eventHandle ) === false ) {
+
+ if ( elem.addEventListener ) {
+ elem.addEventListener( type, eventHandle );
+ }
+ }
+ }
+
+ if ( special.add ) {
+ special.add.call( elem, handleObj );
+
+ if ( !handleObj.handler.guid ) {
+ handleObj.handler.guid = handler.guid;
+ }
+ }
+
+ // Add to the element's handler list, delegates in front
+ if ( selector ) {
+ handlers.splice( handlers.delegateCount++, 0, handleObj );
+ } else {
+ handlers.push( handleObj );
+ }
+
+ // Keep track of which events have ever been used, for event optimization
+ jQuery.event.global[ type ] = true;
+ }
+
+ },
+
+ // Detach an event or set of events from an element
+ remove: function( elem, types, handler, selector, mappedTypes ) {
+
+ var j, origCount, tmp,
+ events, t, handleObj,
+ special, handlers, type, namespaces, origType,
+ elemData = dataPriv.hasData( elem ) && dataPriv.get( elem );
+
+ if ( !elemData || !( events = elemData.events ) ) {
+ return;
+ }
+
+ // Once for each type.namespace in types; type may be omitted
+ types = ( types || "" ).match( rnothtmlwhite ) || [ "" ];
+ t = types.length;
+ while ( t-- ) {
+ tmp = rtypenamespace.exec( types[ t ] ) || [];
+ type = origType = tmp[ 1 ];
+ namespaces = ( tmp[ 2 ] || "" ).split( "." ).sort();
+
+ // Unbind all events (on this namespace, if provided) for the element
+ if ( !type ) {
+ for ( type in events ) {
+ jQuery.event.remove( elem, type + types[ t ], handler, selector, true );
+ }
+ continue;
+ }
+
+ special = jQuery.event.special[ type ] || {};
+ type = ( selector ? special.delegateType : special.bindType ) || type;
+ handlers = events[ type ] || [];
+ tmp = tmp[ 2 ] &&
+ new RegExp( "(^|\\.)" + namespaces.join( "\\.(?:.*\\.|)" ) + "(\\.|$)" );
+
+ // Remove matching events
+ origCount = j = handlers.length;
+ while ( j-- ) {
+ handleObj = handlers[ j ];
+
+ if ( ( mappedTypes || origType === handleObj.origType ) &&
+ ( !handler || handler.guid === handleObj.guid ) &&
+ ( !tmp || tmp.test( handleObj.namespace ) ) &&
+ ( !selector || selector === handleObj.selector ||
+ selector === "**" && handleObj.selector ) ) {
+ handlers.splice( j, 1 );
+
+ if ( handleObj.selector ) {
+ handlers.delegateCount--;
+ }
+ if ( special.remove ) {
+ special.remove.call( elem, handleObj );
+ }
+ }
+ }
+
+ // Remove generic event handler if we removed something and no more handlers exist
+ // (avoids potential for endless recursion during removal of special event handlers)
+ if ( origCount && !handlers.length ) {
+ if ( !special.teardown ||
+ special.teardown.call( elem, namespaces, elemData.handle ) === false ) {
+
+ jQuery.removeEvent( elem, type, elemData.handle );
+ }
+
+ delete events[ type ];
+ }
+ }
+
+ // Remove data and the expando if it's no longer used
+ if ( jQuery.isEmptyObject( events ) ) {
+ dataPriv.remove( elem, "handle events" );
+ }
+ },
+
+ dispatch: function( nativeEvent ) {
+
+ var i, j, ret, matched, handleObj, handlerQueue,
+ args = new Array( arguments.length ),
+
+ // Make a writable jQuery.Event from the native event object
+ event = jQuery.event.fix( nativeEvent ),
+
+ handlers = (
+ dataPriv.get( this, "events" ) || Object.create( null )
+ )[ event.type ] || [],
+ special = jQuery.event.special[ event.type ] || {};
+
+ // Use the fix-ed jQuery.Event rather than the (read-only) native event
+ args[ 0 ] = event;
+
+ for ( i = 1; i < arguments.length; i++ ) {
+ args[ i ] = arguments[ i ];
+ }
+
+ event.delegateTarget = this;
+
+ // Call the preDispatch hook for the mapped type, and let it bail if desired
+ if ( special.preDispatch && special.preDispatch.call( this, event ) === false ) {
+ return;
+ }
+
+ // Determine handlers
+ handlerQueue = jQuery.event.handlers.call( this, event, handlers );
+
+ // Run delegates first; they may want to stop propagation beneath us
+ i = 0;
+ while ( ( matched = handlerQueue[ i++ ] ) && !event.isPropagationStopped() ) {
+ event.currentTarget = matched.elem;
+
+ j = 0;
+ while ( ( handleObj = matched.handlers[ j++ ] ) &&
+ !event.isImmediatePropagationStopped() ) {
+
+ // If the event is namespaced, then each handler is only invoked if it is
+ // specially universal or its namespaces are a superset of the event's.
+ if ( !event.rnamespace || handleObj.namespace === false ||
+ event.rnamespace.test( handleObj.namespace ) ) {
+
+ event.handleObj = handleObj;
+ event.data = handleObj.data;
+
+ ret = ( ( jQuery.event.special[ handleObj.origType ] || {} ).handle ||
+ handleObj.handler ).apply( matched.elem, args );
+
+ if ( ret !== undefined ) {
+ if ( ( event.result = ret ) === false ) {
+ event.preventDefault();
+ event.stopPropagation();
+ }
+ }
+ }
+ }
+ }
+
+ // Call the postDispatch hook for the mapped type
+ if ( special.postDispatch ) {
+ special.postDispatch.call( this, event );
+ }
+
+ return event.result;
+ },
+
+ handlers: function( event, handlers ) {
+ var i, handleObj, sel, matchedHandlers, matchedSelectors,
+ handlerQueue = [],
+ delegateCount = handlers.delegateCount,
+ cur = event.target;
+
+ // Find delegate handlers
+ if ( delegateCount &&
+
+ // Support: IE <=9
+ // Black-hole SVG instance trees (trac-13180)
+ cur.nodeType &&
+
+ // Support: Firefox <=42
+ // Suppress spec-violating clicks indicating a non-primary pointer button (trac-3861)
+ // https://www.w3.org/TR/DOM-Level-3-Events/#event-type-click
+ // Support: IE 11 only
+ // ...but not arrow key "clicks" of radio inputs, which can have `button` -1 (gh-2343)
+ !( event.type === "click" && event.button >= 1 ) ) {
+
+ for ( ; cur !== this; cur = cur.parentNode || this ) {
+
+ // Don't check non-elements (trac-13208)
+ // Don't process clicks on disabled elements (trac-6911, trac-8165, trac-11382, trac-11764)
+ if ( cur.nodeType === 1 && !( event.type === "click" && cur.disabled === true ) ) {
+ matchedHandlers = [];
+ matchedSelectors = {};
+ for ( i = 0; i < delegateCount; i++ ) {
+ handleObj = handlers[ i ];
+
+ // Don't conflict with Object.prototype properties (trac-13203)
+ sel = handleObj.selector + " ";
+
+ if ( matchedSelectors[ sel ] === undefined ) {
+ matchedSelectors[ sel ] = handleObj.needsContext ?
+ jQuery( sel, this ).index( cur ) > -1 :
+ jQuery.find( sel, this, null, [ cur ] ).length;
+ }
+ if ( matchedSelectors[ sel ] ) {
+ matchedHandlers.push( handleObj );
+ }
+ }
+ if ( matchedHandlers.length ) {
+ handlerQueue.push( { elem: cur, handlers: matchedHandlers } );
+ }
+ }
+ }
+ }
+
+ // Add the remaining (directly-bound) handlers
+ cur = this;
+ if ( delegateCount < handlers.length ) {
+ handlerQueue.push( { elem: cur, handlers: handlers.slice( delegateCount ) } );
+ }
+
+ return handlerQueue;
+ },
+
+ addProp: function( name, hook ) {
+ Object.defineProperty( jQuery.Event.prototype, name, {
+ enumerable: true,
+ configurable: true,
+
+ get: isFunction( hook ) ?
+ function() {
+ if ( this.originalEvent ) {
+ return hook( this.originalEvent );
+ }
+ } :
+ function() {
+ if ( this.originalEvent ) {
+ return this.originalEvent[ name ];
+ }
+ },
+
+ set: function( value ) {
+ Object.defineProperty( this, name, {
+ enumerable: true,
+ configurable: true,
+ writable: true,
+ value: value
+ } );
+ }
+ } );
+ },
+
+ fix: function( originalEvent ) {
+ return originalEvent[ jQuery.expando ] ?
+ originalEvent :
+ new jQuery.Event( originalEvent );
+ },
+
+ special: {
+ load: {
+
+ // Prevent triggered image.load events from bubbling to window.load
+ noBubble: true
+ },
+ click: {
+
+ // Utilize native event to ensure correct state for checkable inputs
+ setup: function( data ) {
+
+ // For mutual compressibility with _default, replace `this` access with a local var.
+ // `|| data` is dead code meant only to preserve the variable through minification.
+ var el = this || data;
+
+ // Claim the first handler
+ if ( rcheckableType.test( el.type ) &&
+ el.click && nodeName( el, "input" ) ) {
+
+ // dataPriv.set( el, "click", ... )
+ leverageNative( el, "click", true );
+ }
+
+ // Return false to allow normal processing in the caller
+ return false;
+ },
+ trigger: function( data ) {
+
+ // For mutual compressibility with _default, replace `this` access with a local var.
+ // `|| data` is dead code meant only to preserve the variable through minification.
+ var el = this || data;
+
+ // Force setup before triggering a click
+ if ( rcheckableType.test( el.type ) &&
+ el.click && nodeName( el, "input" ) ) {
+
+ leverageNative( el, "click" );
+ }
+
+ // Return non-false to allow normal event-path propagation
+ return true;
+ },
+
+ // For cross-browser consistency, suppress native .click() on links
+ // Also prevent it if we're currently inside a leveraged native-event stack
+ _default: function( event ) {
+ var target = event.target;
+ return rcheckableType.test( target.type ) &&
+ target.click && nodeName( target, "input" ) &&
+ dataPriv.get( target, "click" ) ||
+ nodeName( target, "a" );
+ }
+ },
+
+ beforeunload: {
+ postDispatch: function( event ) {
+
+ // Support: Firefox 20+
+ // Firefox doesn't alert if the returnValue field is not set.
+ if ( event.result !== undefined && event.originalEvent ) {
+ event.originalEvent.returnValue = event.result;
+ }
+ }
+ }
+ }
+};
+
+// Ensure the presence of an event listener that handles manually-triggered
+// synthetic events by interrupting progress until reinvoked in response to
+// *native* events that it fires directly, ensuring that state changes have
+// already occurred before other listeners are invoked.
+function leverageNative( el, type, isSetup ) {
+
+ // Missing `isSetup` indicates a trigger call, which must force setup through jQuery.event.add
+ if ( !isSetup ) {
+ if ( dataPriv.get( el, type ) === undefined ) {
+ jQuery.event.add( el, type, returnTrue );
+ }
+ return;
+ }
+
+ // Register the controller as a special universal handler for all event namespaces
+ dataPriv.set( el, type, false );
+ jQuery.event.add( el, type, {
+ namespace: false,
+ handler: function( event ) {
+ var result,
+ saved = dataPriv.get( this, type );
+
+ if ( ( event.isTrigger & 1 ) && this[ type ] ) {
+
+ // Interrupt processing of the outer synthetic .trigger()ed event
+ if ( !saved ) {
+
+ // Store arguments for use when handling the inner native event
+ // There will always be at least one argument (an event object), so this array
+ // will not be confused with a leftover capture object.
+ saved = slice.call( arguments );
+ dataPriv.set( this, type, saved );
+
+ // Trigger the native event and capture its result
+ this[ type ]();
+ result = dataPriv.get( this, type );
+ dataPriv.set( this, type, false );
+
+ if ( saved !== result ) {
+
+ // Cancel the outer synthetic event
+ event.stopImmediatePropagation();
+ event.preventDefault();
+
+ return result;
+ }
+
+ // If this is an inner synthetic event for an event with a bubbling surrogate
+ // (focus or blur), assume that the surrogate already propagated from triggering
+ // the native event and prevent that from happening again here.
+ // This technically gets the ordering wrong w.r.t. to `.trigger()` (in which the
+ // bubbling surrogate propagates *after* the non-bubbling base), but that seems
+ // less bad than duplication.
+ } else if ( ( jQuery.event.special[ type ] || {} ).delegateType ) {
+ event.stopPropagation();
+ }
+
+ // If this is a native event triggered above, everything is now in order
+ // Fire an inner synthetic event with the original arguments
+ } else if ( saved ) {
+
+ // ...and capture the result
+ dataPriv.set( this, type, jQuery.event.trigger(
+ saved[ 0 ],
+ saved.slice( 1 ),
+ this
+ ) );
+
+ // Abort handling of the native event by all jQuery handlers while allowing
+ // native handlers on the same element to run. On target, this is achieved
+ // by stopping immediate propagation just on the jQuery event. However,
+ // the native event is re-wrapped by a jQuery one on each level of the
+ // propagation so the only way to stop it for jQuery is to stop it for
+ // everyone via native `stopPropagation()`. This is not a problem for
+ // focus/blur which don't bubble, but it does also stop click on checkboxes
+ // and radios. We accept this limitation.
+ event.stopPropagation();
+ event.isImmediatePropagationStopped = returnTrue;
+ }
+ }
+ } );
+}
+
+jQuery.removeEvent = function( elem, type, handle ) {
+
+ // This "if" is needed for plain objects
+ if ( elem.removeEventListener ) {
+ elem.removeEventListener( type, handle );
+ }
+};
+
+jQuery.Event = function( src, props ) {
+
+ // Allow instantiation without the 'new' keyword
+ if ( !( this instanceof jQuery.Event ) ) {
+ return new jQuery.Event( src, props );
+ }
+
+ // Event object
+ if ( src && src.type ) {
+ this.originalEvent = src;
+ this.type = src.type;
+
+ // Events bubbling up the document may have been marked as prevented
+ // by a handler lower down the tree; reflect the correct value.
+ this.isDefaultPrevented = src.defaultPrevented ||
+ src.defaultPrevented === undefined &&
+
+ // Support: Android <=2.3 only
+ src.returnValue === false ?
+ returnTrue :
+ returnFalse;
+
+ // Create target properties
+ // Support: Safari <=6 - 7 only
+ // Target should not be a text node (trac-504, trac-13143)
+ this.target = ( src.target && src.target.nodeType === 3 ) ?
+ src.target.parentNode :
+ src.target;
+
+ this.currentTarget = src.currentTarget;
+ this.relatedTarget = src.relatedTarget;
+
+ // Event type
+ } else {
+ this.type = src;
+ }
+
+ // Put explicitly provided properties onto the event object
+ if ( props ) {
+ jQuery.extend( this, props );
+ }
+
+ // Create a timestamp if incoming event doesn't have one
+ this.timeStamp = src && src.timeStamp || Date.now();
+
+ // Mark it as fixed
+ this[ jQuery.expando ] = true;
+};
+
+// jQuery.Event is based on DOM3 Events as specified by the ECMAScript Language Binding
+// https://www.w3.org/TR/2003/WD-DOM-Level-3-Events-20030331/ecma-script-binding.html
+jQuery.Event.prototype = {
+ constructor: jQuery.Event,
+ isDefaultPrevented: returnFalse,
+ isPropagationStopped: returnFalse,
+ isImmediatePropagationStopped: returnFalse,
+ isSimulated: false,
+
+ preventDefault: function() {
+ var e = this.originalEvent;
+
+ this.isDefaultPrevented = returnTrue;
+
+ if ( e && !this.isSimulated ) {
+ e.preventDefault();
+ }
+ },
+ stopPropagation: function() {
+ var e = this.originalEvent;
+
+ this.isPropagationStopped = returnTrue;
+
+ if ( e && !this.isSimulated ) {
+ e.stopPropagation();
+ }
+ },
+ stopImmediatePropagation: function() {
+ var e = this.originalEvent;
+
+ this.isImmediatePropagationStopped = returnTrue;
+
+ if ( e && !this.isSimulated ) {
+ e.stopImmediatePropagation();
+ }
+
+ this.stopPropagation();
+ }
+};
+
+// Includes all common event props including KeyEvent and MouseEvent specific props
+jQuery.each( {
+ altKey: true,
+ bubbles: true,
+ cancelable: true,
+ changedTouches: true,
+ ctrlKey: true,
+ detail: true,
+ eventPhase: true,
+ metaKey: true,
+ pageX: true,
+ pageY: true,
+ shiftKey: true,
+ view: true,
+ "char": true,
+ code: true,
+ charCode: true,
+ key: true,
+ keyCode: true,
+ button: true,
+ buttons: true,
+ clientX: true,
+ clientY: true,
+ offsetX: true,
+ offsetY: true,
+ pointerId: true,
+ pointerType: true,
+ screenX: true,
+ screenY: true,
+ targetTouches: true,
+ toElement: true,
+ touches: true,
+ which: true
+}, jQuery.event.addProp );
+
+jQuery.each( { focus: "focusin", blur: "focusout" }, function( type, delegateType ) {
+
+ function focusMappedHandler( nativeEvent ) {
+ if ( document.documentMode ) {
+
+ // Support: IE 11+
+ // Attach a single focusin/focusout handler on the document while someone wants
+ // focus/blur. This is because the former are synchronous in IE while the latter
+ // are async. In other browsers, all those handlers are invoked synchronously.
+
+ // `handle` from private data would already wrap the event, but we need
+ // to change the `type` here.
+ var handle = dataPriv.get( this, "handle" ),
+ event = jQuery.event.fix( nativeEvent );
+ event.type = nativeEvent.type === "focusin" ? "focus" : "blur";
+ event.isSimulated = true;
+
+ // First, handle focusin/focusout
+ handle( nativeEvent );
+
+ // ...then, handle focus/blur
+ //
+ // focus/blur don't bubble while focusin/focusout do; simulate the former by only
+ // invoking the handler at the lower level.
+ if ( event.target === event.currentTarget ) {
+
+ // The setup part calls `leverageNative`, which, in turn, calls
+ // `jQuery.event.add`, so event handle will already have been set
+ // by this point.
+ handle( event );
+ }
+ } else {
+
+ // For non-IE browsers, attach a single capturing handler on the document
+ // while someone wants focusin/focusout.
+ jQuery.event.simulate( delegateType, nativeEvent.target,
+ jQuery.event.fix( nativeEvent ) );
+ }
+ }
+
+ jQuery.event.special[ type ] = {
+
+ // Utilize native event if possible so blur/focus sequence is correct
+ setup: function() {
+
+ var attaches;
+
+ // Claim the first handler
+ // dataPriv.set( this, "focus", ... )
+ // dataPriv.set( this, "blur", ... )
+ leverageNative( this, type, true );
+
+ if ( document.documentMode ) {
+
+ // Support: IE 9 - 11+
+ // We use the same native handler for focusin & focus (and focusout & blur)
+ // so we need to coordinate setup & teardown parts between those events.
+ // Use `delegateType` as the key as `type` is already used by `leverageNative`.
+ attaches = dataPriv.get( this, delegateType );
+ if ( !attaches ) {
+ this.addEventListener( delegateType, focusMappedHandler );
+ }
+ dataPriv.set( this, delegateType, ( attaches || 0 ) + 1 );
+ } else {
+
+ // Return false to allow normal processing in the caller
+ return false;
+ }
+ },
+ trigger: function() {
+
+ // Force setup before trigger
+ leverageNative( this, type );
+
+ // Return non-false to allow normal event-path propagation
+ return true;
+ },
+
+ teardown: function() {
+ var attaches;
+
+ if ( document.documentMode ) {
+ attaches = dataPriv.get( this, delegateType ) - 1;
+ if ( !attaches ) {
+ this.removeEventListener( delegateType, focusMappedHandler );
+ dataPriv.remove( this, delegateType );
+ } else {
+ dataPriv.set( this, delegateType, attaches );
+ }
+ } else {
+
+ // Return false to indicate standard teardown should be applied
+ return false;
+ }
+ },
+
+ // Suppress native focus or blur if we're currently inside
+ // a leveraged native-event stack
+ _default: function( event ) {
+ return dataPriv.get( event.target, type );
+ },
+
+ delegateType: delegateType
+ };
+
+ // Support: Firefox <=44
+ // Firefox doesn't have focus(in | out) events
+ // Related ticket - https://bugzilla.mozilla.org/show_bug.cgi?id=687787
+ //
+ // Support: Chrome <=48 - 49, Safari <=9.0 - 9.1
+ // focus(in | out) events fire after focus & blur events,
+ // which is spec violation - http://www.w3.org/TR/DOM-Level-3-Events/#events-focusevent-event-order
+ // Related ticket - https://bugs.chromium.org/p/chromium/issues/detail?id=449857
+ //
+ // Support: IE 9 - 11+
+ // To preserve relative focusin/focus & focusout/blur event order guaranteed on the 3.x branch,
+ // attach a single handler for both events in IE.
+ jQuery.event.special[ delegateType ] = {
+ setup: function() {
+
+ // Handle: regular nodes (via `this.ownerDocument`), window
+ // (via `this.document`) & document (via `this`).
+ var doc = this.ownerDocument || this.document || this,
+ dataHolder = document.documentMode ? this : doc,
+ attaches = dataPriv.get( dataHolder, delegateType );
+
+ // Support: IE 9 - 11+
+ // We use the same native handler for focusin & focus (and focusout & blur)
+ // so we need to coordinate setup & teardown parts between those events.
+ // Use `delegateType` as the key as `type` is already used by `leverageNative`.
+ if ( !attaches ) {
+ if ( document.documentMode ) {
+ this.addEventListener( delegateType, focusMappedHandler );
+ } else {
+ doc.addEventListener( type, focusMappedHandler, true );
+ }
+ }
+ dataPriv.set( dataHolder, delegateType, ( attaches || 0 ) + 1 );
+ },
+ teardown: function() {
+ var doc = this.ownerDocument || this.document || this,
+ dataHolder = document.documentMode ? this : doc,
+ attaches = dataPriv.get( dataHolder, delegateType ) - 1;
+
+ if ( !attaches ) {
+ if ( document.documentMode ) {
+ this.removeEventListener( delegateType, focusMappedHandler );
+ } else {
+ doc.removeEventListener( type, focusMappedHandler, true );
+ }
+ dataPriv.remove( dataHolder, delegateType );
+ } else {
+ dataPriv.set( dataHolder, delegateType, attaches );
+ }
+ }
+ };
+} );
+
+// Create mouseenter/leave events using mouseover/out and event-time checks
+// so that event delegation works in jQuery.
+// Do the same for pointerenter/pointerleave and pointerover/pointerout
+//
+// Support: Safari 7 only
+// Safari sends mouseenter too often; see:
+// https://bugs.chromium.org/p/chromium/issues/detail?id=470258
+// for the description of the bug (it existed in older Chrome versions as well).
+jQuery.each( {
+ mouseenter: "mouseover",
+ mouseleave: "mouseout",
+ pointerenter: "pointerover",
+ pointerleave: "pointerout"
+}, function( orig, fix ) {
+ jQuery.event.special[ orig ] = {
+ delegateType: fix,
+ bindType: fix,
+
+ handle: function( event ) {
+ var ret,
+ target = this,
+ related = event.relatedTarget,
+ handleObj = event.handleObj;
+
+ // For mouseenter/leave call the handler if related is outside the target.
+ // NB: No relatedTarget if the mouse left/entered the browser window
+ if ( !related || ( related !== target && !jQuery.contains( target, related ) ) ) {
+ event.type = handleObj.origType;
+ ret = handleObj.handler.apply( this, arguments );
+ event.type = fix;
+ }
+ return ret;
+ }
+ };
+} );
+
+jQuery.fn.extend( {
+
+ on: function( types, selector, data, fn ) {
+ return on( this, types, selector, data, fn );
+ },
+ one: function( types, selector, data, fn ) {
+ return on( this, types, selector, data, fn, 1 );
+ },
+ off: function( types, selector, fn ) {
+ var handleObj, type;
+ if ( types && types.preventDefault && types.handleObj ) {
+
+ // ( event ) dispatched jQuery.Event
+ handleObj = types.handleObj;
+ jQuery( types.delegateTarget ).off(
+ handleObj.namespace ?
+ handleObj.origType + "." + handleObj.namespace :
+ handleObj.origType,
+ handleObj.selector,
+ handleObj.handler
+ );
+ return this;
+ }
+ if ( typeof types === "object" ) {
+
+ // ( types-object [, selector] )
+ for ( type in types ) {
+ this.off( type, selector, types[ type ] );
+ }
+ return this;
+ }
+ if ( selector === false || typeof selector === "function" ) {
+
+ // ( types [, fn] )
+ fn = selector;
+ selector = undefined;
+ }
+ if ( fn === false ) {
+ fn = returnFalse;
+ }
+ return this.each( function() {
+ jQuery.event.remove( this, types, fn, selector );
+ } );
+ }
+} );
+
+
+var
+
+ // Support: IE <=10 - 11, Edge 12 - 13 only
+ // In IE/Edge using regex groups here causes severe slowdowns.
+ // See https://connect.microsoft.com/IE/feedback/details/1736512/
+ rnoInnerhtml = /\s*$/g;
+
+// Prefer a tbody over its parent table for containing new rows
+function manipulationTarget( elem, content ) {
+ if ( nodeName( elem, "table" ) &&
+ nodeName( content.nodeType !== 11 ? content : content.firstChild, "tr" ) ) {
+
+ return jQuery( elem ).children( "tbody" )[ 0 ] || elem;
+ }
+
+ return elem;
+}
+
+// Replace/restore the type attribute of script elements for safe DOM manipulation
+function disableScript( elem ) {
+ elem.type = ( elem.getAttribute( "type" ) !== null ) + "/" + elem.type;
+ return elem;
+}
+function restoreScript( elem ) {
+ if ( ( elem.type || "" ).slice( 0, 5 ) === "true/" ) {
+ elem.type = elem.type.slice( 5 );
+ } else {
+ elem.removeAttribute( "type" );
+ }
+
+ return elem;
+}
+
+function cloneCopyEvent( src, dest ) {
+ var i, l, type, pdataOld, udataOld, udataCur, events;
+
+ if ( dest.nodeType !== 1 ) {
+ return;
+ }
+
+ // 1. Copy private data: events, handlers, etc.
+ if ( dataPriv.hasData( src ) ) {
+ pdataOld = dataPriv.get( src );
+ events = pdataOld.events;
+
+ if ( events ) {
+ dataPriv.remove( dest, "handle events" );
+
+ for ( type in events ) {
+ for ( i = 0, l = events[ type ].length; i < l; i++ ) {
+ jQuery.event.add( dest, type, events[ type ][ i ] );
+ }
+ }
+ }
+ }
+
+ // 2. Copy user data
+ if ( dataUser.hasData( src ) ) {
+ udataOld = dataUser.access( src );
+ udataCur = jQuery.extend( {}, udataOld );
+
+ dataUser.set( dest, udataCur );
+ }
+}
+
+// Fix IE bugs, see support tests
+function fixInput( src, dest ) {
+ var nodeName = dest.nodeName.toLowerCase();
+
+ // Fails to persist the checked state of a cloned checkbox or radio button.
+ if ( nodeName === "input" && rcheckableType.test( src.type ) ) {
+ dest.checked = src.checked;
+
+ // Fails to return the selected option to the default selected state when cloning options
+ } else if ( nodeName === "input" || nodeName === "textarea" ) {
+ dest.defaultValue = src.defaultValue;
+ }
+}
+
+function domManip( collection, args, callback, ignored ) {
+
+ // Flatten any nested arrays
+ args = flat( args );
+
+ var fragment, first, scripts, hasScripts, node, doc,
+ i = 0,
+ l = collection.length,
+ iNoClone = l - 1,
+ value = args[ 0 ],
+ valueIsFunction = isFunction( value );
+
+ // We can't cloneNode fragments that contain checked, in WebKit
+ if ( valueIsFunction ||
+ ( l > 1 && typeof value === "string" &&
+ !support.checkClone && rchecked.test( value ) ) ) {
+ return collection.each( function( index ) {
+ var self = collection.eq( index );
+ if ( valueIsFunction ) {
+ args[ 0 ] = value.call( this, index, self.html() );
+ }
+ domManip( self, args, callback, ignored );
+ } );
+ }
+
+ if ( l ) {
+ fragment = buildFragment( args, collection[ 0 ].ownerDocument, false, collection, ignored );
+ first = fragment.firstChild;
+
+ if ( fragment.childNodes.length === 1 ) {
+ fragment = first;
+ }
+
+ // Require either new content or an interest in ignored elements to invoke the callback
+ if ( first || ignored ) {
+ scripts = jQuery.map( getAll( fragment, "script" ), disableScript );
+ hasScripts = scripts.length;
+
+ // Use the original fragment for the last item
+ // instead of the first because it can end up
+ // being emptied incorrectly in certain situations (trac-8070).
+ for ( ; i < l; i++ ) {
+ node = fragment;
+
+ if ( i !== iNoClone ) {
+ node = jQuery.clone( node, true, true );
+
+ // Keep references to cloned scripts for later restoration
+ if ( hasScripts ) {
+
+ // Support: Android <=4.0 only, PhantomJS 1 only
+ // push.apply(_, arraylike) throws on ancient WebKit
+ jQuery.merge( scripts, getAll( node, "script" ) );
+ }
+ }
+
+ callback.call( collection[ i ], node, i );
+ }
+
+ if ( hasScripts ) {
+ doc = scripts[ scripts.length - 1 ].ownerDocument;
+
+ // Re-enable scripts
+ jQuery.map( scripts, restoreScript );
+
+ // Evaluate executable scripts on first document insertion
+ for ( i = 0; i < hasScripts; i++ ) {
+ node = scripts[ i ];
+ if ( rscriptType.test( node.type || "" ) &&
+ !dataPriv.access( node, "globalEval" ) &&
+ jQuery.contains( doc, node ) ) {
+
+ if ( node.src && ( node.type || "" ).toLowerCase() !== "module" ) {
+
+ // Optional AJAX dependency, but won't run scripts if not present
+ if ( jQuery._evalUrl && !node.noModule ) {
+ jQuery._evalUrl( node.src, {
+ nonce: node.nonce || node.getAttribute( "nonce" )
+ }, doc );
+ }
+ } else {
+
+ // Unwrap a CDATA section containing script contents. This shouldn't be
+ // needed as in XML documents they're already not visible when
+ // inspecting element contents and in HTML documents they have no
+ // meaning but we're preserving that logic for backwards compatibility.
+ // This will be removed completely in 4.0. See gh-4904.
+ DOMEval( node.textContent.replace( rcleanScript, "" ), node, doc );
+ }
+ }
+ }
+ }
+ }
+ }
+
+ return collection;
+}
+
+function remove( elem, selector, keepData ) {
+ var node,
+ nodes = selector ? jQuery.filter( selector, elem ) : elem,
+ i = 0;
+
+ for ( ; ( node = nodes[ i ] ) != null; i++ ) {
+ if ( !keepData && node.nodeType === 1 ) {
+ jQuery.cleanData( getAll( node ) );
+ }
+
+ if ( node.parentNode ) {
+ if ( keepData && isAttached( node ) ) {
+ setGlobalEval( getAll( node, "script" ) );
+ }
+ node.parentNode.removeChild( node );
+ }
+ }
+
+ return elem;
+}
+
+jQuery.extend( {
+ htmlPrefilter: function( html ) {
+ return html;
+ },
+
+ clone: function( elem, dataAndEvents, deepDataAndEvents ) {
+ var i, l, srcElements, destElements,
+ clone = elem.cloneNode( true ),
+ inPage = isAttached( elem );
+
+ // Fix IE cloning issues
+ if ( !support.noCloneChecked && ( elem.nodeType === 1 || elem.nodeType === 11 ) &&
+ !jQuery.isXMLDoc( elem ) ) {
+
+ // We eschew jQuery#find here for performance reasons:
+ // https://jsperf.com/getall-vs-sizzle/2
+ destElements = getAll( clone );
+ srcElements = getAll( elem );
+
+ for ( i = 0, l = srcElements.length; i < l; i++ ) {
+ fixInput( srcElements[ i ], destElements[ i ] );
+ }
+ }
+
+ // Copy the events from the original to the clone
+ if ( dataAndEvents ) {
+ if ( deepDataAndEvents ) {
+ srcElements = srcElements || getAll( elem );
+ destElements = destElements || getAll( clone );
+
+ for ( i = 0, l = srcElements.length; i < l; i++ ) {
+ cloneCopyEvent( srcElements[ i ], destElements[ i ] );
+ }
+ } else {
+ cloneCopyEvent( elem, clone );
+ }
+ }
+
+ // Preserve script evaluation history
+ destElements = getAll( clone, "script" );
+ if ( destElements.length > 0 ) {
+ setGlobalEval( destElements, !inPage && getAll( elem, "script" ) );
+ }
+
+ // Return the cloned set
+ return clone;
+ },
+
+ cleanData: function( elems ) {
+ var data, elem, type,
+ special = jQuery.event.special,
+ i = 0;
+
+ for ( ; ( elem = elems[ i ] ) !== undefined; i++ ) {
+ if ( acceptData( elem ) ) {
+ if ( ( data = elem[ dataPriv.expando ] ) ) {
+ if ( data.events ) {
+ for ( type in data.events ) {
+ if ( special[ type ] ) {
+ jQuery.event.remove( elem, type );
+
+ // This is a shortcut to avoid jQuery.event.remove's overhead
+ } else {
+ jQuery.removeEvent( elem, type, data.handle );
+ }
+ }
+ }
+
+ // Support: Chrome <=35 - 45+
+ // Assign undefined instead of using delete, see Data#remove
+ elem[ dataPriv.expando ] = undefined;
+ }
+ if ( elem[ dataUser.expando ] ) {
+
+ // Support: Chrome <=35 - 45+
+ // Assign undefined instead of using delete, see Data#remove
+ elem[ dataUser.expando ] = undefined;
+ }
+ }
+ }
+ }
+} );
+
+jQuery.fn.extend( {
+ detach: function( selector ) {
+ return remove( this, selector, true );
+ },
+
+ remove: function( selector ) {
+ return remove( this, selector );
+ },
+
+ text: function( value ) {
+ return access( this, function( value ) {
+ return value === undefined ?
+ jQuery.text( this ) :
+ this.empty().each( function() {
+ if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) {
+ this.textContent = value;
+ }
+ } );
+ }, null, value, arguments.length );
+ },
+
+ append: function() {
+ return domManip( this, arguments, function( elem ) {
+ if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) {
+ var target = manipulationTarget( this, elem );
+ target.appendChild( elem );
+ }
+ } );
+ },
+
+ prepend: function() {
+ return domManip( this, arguments, function( elem ) {
+ if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) {
+ var target = manipulationTarget( this, elem );
+ target.insertBefore( elem, target.firstChild );
+ }
+ } );
+ },
+
+ before: function() {
+ return domManip( this, arguments, function( elem ) {
+ if ( this.parentNode ) {
+ this.parentNode.insertBefore( elem, this );
+ }
+ } );
+ },
+
+ after: function() {
+ return domManip( this, arguments, function( elem ) {
+ if ( this.parentNode ) {
+ this.parentNode.insertBefore( elem, this.nextSibling );
+ }
+ } );
+ },
+
+ empty: function() {
+ var elem,
+ i = 0;
+
+ for ( ; ( elem = this[ i ] ) != null; i++ ) {
+ if ( elem.nodeType === 1 ) {
+
+ // Prevent memory leaks
+ jQuery.cleanData( getAll( elem, false ) );
+
+ // Remove any remaining nodes
+ elem.textContent = "";
+ }
+ }
+
+ return this;
+ },
+
+ clone: function( dataAndEvents, deepDataAndEvents ) {
+ dataAndEvents = dataAndEvents == null ? false : dataAndEvents;
+ deepDataAndEvents = deepDataAndEvents == null ? dataAndEvents : deepDataAndEvents;
+
+ return this.map( function() {
+ return jQuery.clone( this, dataAndEvents, deepDataAndEvents );
+ } );
+ },
+
+ html: function( value ) {
+ return access( this, function( value ) {
+ var elem = this[ 0 ] || {},
+ i = 0,
+ l = this.length;
+
+ if ( value === undefined && elem.nodeType === 1 ) {
+ return elem.innerHTML;
+ }
+
+ // See if we can take a shortcut and just use innerHTML
+ if ( typeof value === "string" && !rnoInnerhtml.test( value ) &&
+ !wrapMap[ ( rtagName.exec( value ) || [ "", "" ] )[ 1 ].toLowerCase() ] ) {
+
+ value = jQuery.htmlPrefilter( value );
+
+ try {
+ for ( ; i < l; i++ ) {
+ elem = this[ i ] || {};
+
+ // Remove element nodes and prevent memory leaks
+ if ( elem.nodeType === 1 ) {
+ jQuery.cleanData( getAll( elem, false ) );
+ elem.innerHTML = value;
+ }
+ }
+
+ elem = 0;
+
+ // If using innerHTML throws an exception, use the fallback method
+ } catch ( e ) {}
+ }
+
+ if ( elem ) {
+ this.empty().append( value );
+ }
+ }, null, value, arguments.length );
+ },
+
+ replaceWith: function() {
+ var ignored = [];
+
+ // Make the changes, replacing each non-ignored context element with the new content
+ return domManip( this, arguments, function( elem ) {
+ var parent = this.parentNode;
+
+ if ( jQuery.inArray( this, ignored ) < 0 ) {
+ jQuery.cleanData( getAll( this ) );
+ if ( parent ) {
+ parent.replaceChild( elem, this );
+ }
+ }
+
+ // Force callback invocation
+ }, ignored );
+ }
+} );
+
+jQuery.each( {
+ appendTo: "append",
+ prependTo: "prepend",
+ insertBefore: "before",
+ insertAfter: "after",
+ replaceAll: "replaceWith"
+}, function( name, original ) {
+ jQuery.fn[ name ] = function( selector ) {
+ var elems,
+ ret = [],
+ insert = jQuery( selector ),
+ last = insert.length - 1,
+ i = 0;
+
+ for ( ; i <= last; i++ ) {
+ elems = i === last ? this : this.clone( true );
+ jQuery( insert[ i ] )[ original ]( elems );
+
+ // Support: Android <=4.0 only, PhantomJS 1 only
+ // .get() because push.apply(_, arraylike) throws on ancient WebKit
+ push.apply( ret, elems.get() );
+ }
+
+ return this.pushStack( ret );
+ };
+} );
+var rnumnonpx = new RegExp( "^(" + pnum + ")(?!px)[a-z%]+$", "i" );
+
+var rcustomProp = /^--/;
+
+
+var getStyles = function( elem ) {
+
+ // Support: IE <=11 only, Firefox <=30 (trac-15098, trac-14150)
+ // IE throws on elements created in popups
+ // FF meanwhile throws on frame elements through "defaultView.getComputedStyle"
+ var view = elem.ownerDocument.defaultView;
+
+ if ( !view || !view.opener ) {
+ view = window;
+ }
+
+ return view.getComputedStyle( elem );
+ };
+
+var swap = function( elem, options, callback ) {
+ var ret, name,
+ old = {};
+
+ // Remember the old values, and insert the new ones
+ for ( name in options ) {
+ old[ name ] = elem.style[ name ];
+ elem.style[ name ] = options[ name ];
+ }
+
+ ret = callback.call( elem );
+
+ // Revert the old values
+ for ( name in options ) {
+ elem.style[ name ] = old[ name ];
+ }
+
+ return ret;
+};
+
+
+var rboxStyle = new RegExp( cssExpand.join( "|" ), "i" );
+
+
+
+( function() {
+
+ // Executing both pixelPosition & boxSizingReliable tests require only one layout
+ // so they're executed at the same time to save the second computation.
+ function computeStyleTests() {
+
+ // This is a singleton, we need to execute it only once
+ if ( !div ) {
+ return;
+ }
+
+ container.style.cssText = "position:absolute;left:-11111px;width:60px;" +
+ "margin-top:1px;padding:0;border:0";
+ div.style.cssText =
+ "position:relative;display:block;box-sizing:border-box;overflow:scroll;" +
+ "margin:auto;border:1px;padding:1px;" +
+ "width:60%;top:1%";
+ documentElement.appendChild( container ).appendChild( div );
+
+ var divStyle = window.getComputedStyle( div );
+ pixelPositionVal = divStyle.top !== "1%";
+
+ // Support: Android 4.0 - 4.3 only, Firefox <=3 - 44
+ reliableMarginLeftVal = roundPixelMeasures( divStyle.marginLeft ) === 12;
+
+ // Support: Android 4.0 - 4.3 only, Safari <=9.1 - 10.1, iOS <=7.0 - 9.3
+ // Some styles come back with percentage values, even though they shouldn't
+ div.style.right = "60%";
+ pixelBoxStylesVal = roundPixelMeasures( divStyle.right ) === 36;
+
+ // Support: IE 9 - 11 only
+ // Detect misreporting of content dimensions for box-sizing:border-box elements
+ boxSizingReliableVal = roundPixelMeasures( divStyle.width ) === 36;
+
+ // Support: IE 9 only
+ // Detect overflow:scroll screwiness (gh-3699)
+ // Support: Chrome <=64
+ // Don't get tricked when zoom affects offsetWidth (gh-4029)
+ div.style.position = "absolute";
+ scrollboxSizeVal = roundPixelMeasures( div.offsetWidth / 3 ) === 12;
+
+ documentElement.removeChild( container );
+
+ // Nullify the div so it wouldn't be stored in the memory and
+ // it will also be a sign that checks already performed
+ div = null;
+ }
+
+ function roundPixelMeasures( measure ) {
+ return Math.round( parseFloat( measure ) );
+ }
+
+ var pixelPositionVal, boxSizingReliableVal, scrollboxSizeVal, pixelBoxStylesVal,
+ reliableTrDimensionsVal, reliableMarginLeftVal,
+ container = document.createElement( "div" ),
+ div = document.createElement( "div" );
+
+ // Finish early in limited (non-browser) environments
+ if ( !div.style ) {
+ return;
+ }
+
+ // Support: IE <=9 - 11 only
+ // Style of cloned element affects source element cloned (trac-8908)
+ div.style.backgroundClip = "content-box";
+ div.cloneNode( true ).style.backgroundClip = "";
+ support.clearCloneStyle = div.style.backgroundClip === "content-box";
+
+ jQuery.extend( support, {
+ boxSizingReliable: function() {
+ computeStyleTests();
+ return boxSizingReliableVal;
+ },
+ pixelBoxStyles: function() {
+ computeStyleTests();
+ return pixelBoxStylesVal;
+ },
+ pixelPosition: function() {
+ computeStyleTests();
+ return pixelPositionVal;
+ },
+ reliableMarginLeft: function() {
+ computeStyleTests();
+ return reliableMarginLeftVal;
+ },
+ scrollboxSize: function() {
+ computeStyleTests();
+ return scrollboxSizeVal;
+ },
+
+ // Support: IE 9 - 11+, Edge 15 - 18+
+ // IE/Edge misreport `getComputedStyle` of table rows with width/height
+ // set in CSS while `offset*` properties report correct values.
+ // Behavior in IE 9 is more subtle than in newer versions & it passes
+ // some versions of this test; make sure not to make it pass there!
+ //
+ // Support: Firefox 70+
+ // Only Firefox includes border widths
+ // in computed dimensions. (gh-4529)
+ reliableTrDimensions: function() {
+ var table, tr, trChild, trStyle;
+ if ( reliableTrDimensionsVal == null ) {
+ table = document.createElement( "table" );
+ tr = document.createElement( "tr" );
+ trChild = document.createElement( "div" );
+
+ table.style.cssText = "position:absolute;left:-11111px;border-collapse:separate";
+ tr.style.cssText = "box-sizing:content-box;border:1px solid";
+
+ // Support: Chrome 86+
+ // Height set through cssText does not get applied.
+ // Computed height then comes back as 0.
+ tr.style.height = "1px";
+ trChild.style.height = "9px";
+
+ // Support: Android 8 Chrome 86+
+ // In our bodyBackground.html iframe,
+ // display for all div elements is set to "inline",
+ // which causes a problem only in Android 8 Chrome 86.
+ // Ensuring the div is `display: block`
+ // gets around this issue.
+ trChild.style.display = "block";
+
+ documentElement
+ .appendChild( table )
+ .appendChild( tr )
+ .appendChild( trChild );
+
+ trStyle = window.getComputedStyle( tr );
+ reliableTrDimensionsVal = ( parseInt( trStyle.height, 10 ) +
+ parseInt( trStyle.borderTopWidth, 10 ) +
+ parseInt( trStyle.borderBottomWidth, 10 ) ) === tr.offsetHeight;
+
+ documentElement.removeChild( table );
+ }
+ return reliableTrDimensionsVal;
+ }
+ } );
+} )();
+
+
+function curCSS( elem, name, computed ) {
+ var width, minWidth, maxWidth, ret,
+ isCustomProp = rcustomProp.test( name ),
+
+ // Support: Firefox 51+
+ // Retrieving style before computed somehow
+ // fixes an issue with getting wrong values
+ // on detached elements
+ style = elem.style;
+
+ computed = computed || getStyles( elem );
+
+ // getPropertyValue is needed for:
+ // .css('filter') (IE 9 only, trac-12537)
+ // .css('--customProperty) (gh-3144)
+ if ( computed ) {
+
+ // Support: IE <=9 - 11+
+ // IE only supports `"float"` in `getPropertyValue`; in computed styles
+ // it's only available as `"cssFloat"`. We no longer modify properties
+ // sent to `.css()` apart from camelCasing, so we need to check both.
+ // Normally, this would create difference in behavior: if
+ // `getPropertyValue` returns an empty string, the value returned
+ // by `.css()` would be `undefined`. This is usually the case for
+ // disconnected elements. However, in IE even disconnected elements
+ // with no styles return `"none"` for `getPropertyValue( "float" )`
+ ret = computed.getPropertyValue( name ) || computed[ name ];
+
+ if ( isCustomProp && ret ) {
+
+ // Support: Firefox 105+, Chrome <=105+
+ // Spec requires trimming whitespace for custom properties (gh-4926).
+ // Firefox only trims leading whitespace. Chrome just collapses
+ // both leading & trailing whitespace to a single space.
+ //
+ // Fall back to `undefined` if empty string returned.
+ // This collapses a missing definition with property defined
+ // and set to an empty string but there's no standard API
+ // allowing us to differentiate them without a performance penalty
+ // and returning `undefined` aligns with older jQuery.
+ //
+ // rtrimCSS treats U+000D CARRIAGE RETURN and U+000C FORM FEED
+ // as whitespace while CSS does not, but this is not a problem
+ // because CSS preprocessing replaces them with U+000A LINE FEED
+ // (which *is* CSS whitespace)
+ // https://www.w3.org/TR/css-syntax-3/#input-preprocessing
+ ret = ret.replace( rtrimCSS, "$1" ) || undefined;
+ }
+
+ if ( ret === "" && !isAttached( elem ) ) {
+ ret = jQuery.style( elem, name );
+ }
+
+ // A tribute to the "awesome hack by Dean Edwards"
+ // Android Browser returns percentage for some values,
+ // but width seems to be reliably pixels.
+ // This is against the CSSOM draft spec:
+ // https://drafts.csswg.org/cssom/#resolved-values
+ if ( !support.pixelBoxStyles() && rnumnonpx.test( ret ) && rboxStyle.test( name ) ) {
+
+ // Remember the original values
+ width = style.width;
+ minWidth = style.minWidth;
+ maxWidth = style.maxWidth;
+
+ // Put in the new values to get a computed value out
+ style.minWidth = style.maxWidth = style.width = ret;
+ ret = computed.width;
+
+ // Revert the changed values
+ style.width = width;
+ style.minWidth = minWidth;
+ style.maxWidth = maxWidth;
+ }
+ }
+
+ return ret !== undefined ?
+
+ // Support: IE <=9 - 11 only
+ // IE returns zIndex value as an integer.
+ ret + "" :
+ ret;
+}
+
+
+function addGetHookIf( conditionFn, hookFn ) {
+
+ // Define the hook, we'll check on the first run if it's really needed.
+ return {
+ get: function() {
+ if ( conditionFn() ) {
+
+ // Hook not needed (or it's not possible to use it due
+ // to missing dependency), remove it.
+ delete this.get;
+ return;
+ }
+
+ // Hook needed; redefine it so that the support test is not executed again.
+ return ( this.get = hookFn ).apply( this, arguments );
+ }
+ };
+}
+
+
+var cssPrefixes = [ "Webkit", "Moz", "ms" ],
+ emptyStyle = document.createElement( "div" ).style,
+ vendorProps = {};
+
+// Return a vendor-prefixed property or undefined
+function vendorPropName( name ) {
+
+ // Check for vendor prefixed names
+ var capName = name[ 0 ].toUpperCase() + name.slice( 1 ),
+ i = cssPrefixes.length;
+
+ while ( i-- ) {
+ name = cssPrefixes[ i ] + capName;
+ if ( name in emptyStyle ) {
+ return name;
+ }
+ }
+}
+
+// Return a potentially-mapped jQuery.cssProps or vendor prefixed property
+function finalPropName( name ) {
+ var final = jQuery.cssProps[ name ] || vendorProps[ name ];
+
+ if ( final ) {
+ return final;
+ }
+ if ( name in emptyStyle ) {
+ return name;
+ }
+ return vendorProps[ name ] = vendorPropName( name ) || name;
+}
+
+
+var
+
+ // Swappable if display is none or starts with table
+ // except "table", "table-cell", or "table-caption"
+ // See here for display values: https://developer.mozilla.org/en-US/docs/CSS/display
+ rdisplayswap = /^(none|table(?!-c[ea]).+)/,
+ cssShow = { position: "absolute", visibility: "hidden", display: "block" },
+ cssNormalTransform = {
+ letterSpacing: "0",
+ fontWeight: "400"
+ };
+
+function setPositiveNumber( _elem, value, subtract ) {
+
+ // Any relative (+/-) values have already been
+ // normalized at this point
+ var matches = rcssNum.exec( value );
+ return matches ?
+
+ // Guard against undefined "subtract", e.g., when used as in cssHooks
+ Math.max( 0, matches[ 2 ] - ( subtract || 0 ) ) + ( matches[ 3 ] || "px" ) :
+ value;
+}
+
+function boxModelAdjustment( elem, dimension, box, isBorderBox, styles, computedVal ) {
+ var i = dimension === "width" ? 1 : 0,
+ extra = 0,
+ delta = 0,
+ marginDelta = 0;
+
+ // Adjustment may not be necessary
+ if ( box === ( isBorderBox ? "border" : "content" ) ) {
+ return 0;
+ }
+
+ for ( ; i < 4; i += 2 ) {
+
+ // Both box models exclude margin
+ // Count margin delta separately to only add it after scroll gutter adjustment.
+ // This is needed to make negative margins work with `outerHeight( true )` (gh-3982).
+ if ( box === "margin" ) {
+ marginDelta += jQuery.css( elem, box + cssExpand[ i ], true, styles );
+ }
+
+ // If we get here with a content-box, we're seeking "padding" or "border" or "margin"
+ if ( !isBorderBox ) {
+
+ // Add padding
+ delta += jQuery.css( elem, "padding" + cssExpand[ i ], true, styles );
+
+ // For "border" or "margin", add border
+ if ( box !== "padding" ) {
+ delta += jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles );
+
+ // But still keep track of it otherwise
+ } else {
+ extra += jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles );
+ }
+
+ // If we get here with a border-box (content + padding + border), we're seeking "content" or
+ // "padding" or "margin"
+ } else {
+
+ // For "content", subtract padding
+ if ( box === "content" ) {
+ delta -= jQuery.css( elem, "padding" + cssExpand[ i ], true, styles );
+ }
+
+ // For "content" or "padding", subtract border
+ if ( box !== "margin" ) {
+ delta -= jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles );
+ }
+ }
+ }
+
+ // Account for positive content-box scroll gutter when requested by providing computedVal
+ if ( !isBorderBox && computedVal >= 0 ) {
+
+ // offsetWidth/offsetHeight is a rounded sum of content, padding, scroll gutter, and border
+ // Assuming integer scroll gutter, subtract the rest and round down
+ delta += Math.max( 0, Math.ceil(
+ elem[ "offset" + dimension[ 0 ].toUpperCase() + dimension.slice( 1 ) ] -
+ computedVal -
+ delta -
+ extra -
+ 0.5
+
+ // If offsetWidth/offsetHeight is unknown, then we can't determine content-box scroll gutter
+ // Use an explicit zero to avoid NaN (gh-3964)
+ ) ) || 0;
+ }
+
+ return delta + marginDelta;
+}
+
+function getWidthOrHeight( elem, dimension, extra ) {
+
+ // Start with computed style
+ var styles = getStyles( elem ),
+
+ // To avoid forcing a reflow, only fetch boxSizing if we need it (gh-4322).
+ // Fake content-box until we know it's needed to know the true value.
+ boxSizingNeeded = !support.boxSizingReliable() || extra,
+ isBorderBox = boxSizingNeeded &&
+ jQuery.css( elem, "boxSizing", false, styles ) === "border-box",
+ valueIsBorderBox = isBorderBox,
+
+ val = curCSS( elem, dimension, styles ),
+ offsetProp = "offset" + dimension[ 0 ].toUpperCase() + dimension.slice( 1 );
+
+ // Support: Firefox <=54
+ // Return a confounding non-pixel value or feign ignorance, as appropriate.
+ if ( rnumnonpx.test( val ) ) {
+ if ( !extra ) {
+ return val;
+ }
+ val = "auto";
+ }
+
+
+ // Support: IE 9 - 11 only
+ // Use offsetWidth/offsetHeight for when box sizing is unreliable.
+ // In those cases, the computed value can be trusted to be border-box.
+ if ( ( !support.boxSizingReliable() && isBorderBox ||
+
+ // Support: IE 10 - 11+, Edge 15 - 18+
+ // IE/Edge misreport `getComputedStyle` of table rows with width/height
+ // set in CSS while `offset*` properties report correct values.
+ // Interestingly, in some cases IE 9 doesn't suffer from this issue.
+ !support.reliableTrDimensions() && nodeName( elem, "tr" ) ||
+
+ // Fall back to offsetWidth/offsetHeight when value is "auto"
+ // This happens for inline elements with no explicit setting (gh-3571)
+ val === "auto" ||
+
+ // Support: Android <=4.1 - 4.3 only
+ // Also use offsetWidth/offsetHeight for misreported inline dimensions (gh-3602)
+ !parseFloat( val ) && jQuery.css( elem, "display", false, styles ) === "inline" ) &&
+
+ // Make sure the element is visible & connected
+ elem.getClientRects().length ) {
+
+ isBorderBox = jQuery.css( elem, "boxSizing", false, styles ) === "border-box";
+
+ // Where available, offsetWidth/offsetHeight approximate border box dimensions.
+ // Where not available (e.g., SVG), assume unreliable box-sizing and interpret the
+ // retrieved value as a content box dimension.
+ valueIsBorderBox = offsetProp in elem;
+ if ( valueIsBorderBox ) {
+ val = elem[ offsetProp ];
+ }
+ }
+
+ // Normalize "" and auto
+ val = parseFloat( val ) || 0;
+
+ // Adjust for the element's box model
+ return ( val +
+ boxModelAdjustment(
+ elem,
+ dimension,
+ extra || ( isBorderBox ? "border" : "content" ),
+ valueIsBorderBox,
+ styles,
+
+ // Provide the current computed size to request scroll gutter calculation (gh-3589)
+ val
+ )
+ ) + "px";
+}
+
+jQuery.extend( {
+
+ // Add in style property hooks for overriding the default
+ // behavior of getting and setting a style property
+ cssHooks: {
+ opacity: {
+ get: function( elem, computed ) {
+ if ( computed ) {
+
+ // We should always get a number back from opacity
+ var ret = curCSS( elem, "opacity" );
+ return ret === "" ? "1" : ret;
+ }
+ }
+ }
+ },
+
+ // Don't automatically add "px" to these possibly-unitless properties
+ cssNumber: {
+ animationIterationCount: true,
+ aspectRatio: true,
+ borderImageSlice: true,
+ columnCount: true,
+ flexGrow: true,
+ flexShrink: true,
+ fontWeight: true,
+ gridArea: true,
+ gridColumn: true,
+ gridColumnEnd: true,
+ gridColumnStart: true,
+ gridRow: true,
+ gridRowEnd: true,
+ gridRowStart: true,
+ lineHeight: true,
+ opacity: true,
+ order: true,
+ orphans: true,
+ scale: true,
+ widows: true,
+ zIndex: true,
+ zoom: true,
+
+ // SVG-related
+ fillOpacity: true,
+ floodOpacity: true,
+ stopOpacity: true,
+ strokeMiterlimit: true,
+ strokeOpacity: true
+ },
+
+ // Add in properties whose names you wish to fix before
+ // setting or getting the value
+ cssProps: {},
+
+ // Get and set the style property on a DOM Node
+ style: function( elem, name, value, extra ) {
+
+ // Don't set styles on text and comment nodes
+ if ( !elem || elem.nodeType === 3 || elem.nodeType === 8 || !elem.style ) {
+ return;
+ }
+
+ // Make sure that we're working with the right name
+ var ret, type, hooks,
+ origName = camelCase( name ),
+ isCustomProp = rcustomProp.test( name ),
+ style = elem.style;
+
+ // Make sure that we're working with the right name. We don't
+ // want to query the value if it is a CSS custom property
+ // since they are user-defined.
+ if ( !isCustomProp ) {
+ name = finalPropName( origName );
+ }
+
+ // Gets hook for the prefixed version, then unprefixed version
+ hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ];
+
+ // Check if we're setting a value
+ if ( value !== undefined ) {
+ type = typeof value;
+
+ // Convert "+=" or "-=" to relative numbers (trac-7345)
+ if ( type === "string" && ( ret = rcssNum.exec( value ) ) && ret[ 1 ] ) {
+ value = adjustCSS( elem, name, ret );
+
+ // Fixes bug trac-9237
+ type = "number";
+ }
+
+ // Make sure that null and NaN values aren't set (trac-7116)
+ if ( value == null || value !== value ) {
+ return;
+ }
+
+ // If a number was passed in, add the unit (except for certain CSS properties)
+ // The isCustomProp check can be removed in jQuery 4.0 when we only auto-append
+ // "px" to a few hardcoded values.
+ if ( type === "number" && !isCustomProp ) {
+ value += ret && ret[ 3 ] || ( jQuery.cssNumber[ origName ] ? "" : "px" );
+ }
+
+ // background-* props affect original clone's values
+ if ( !support.clearCloneStyle && value === "" && name.indexOf( "background" ) === 0 ) {
+ style[ name ] = "inherit";
+ }
+
+ // If a hook was provided, use that value, otherwise just set the specified value
+ if ( !hooks || !( "set" in hooks ) ||
+ ( value = hooks.set( elem, value, extra ) ) !== undefined ) {
+
+ if ( isCustomProp ) {
+ style.setProperty( name, value );
+ } else {
+ style[ name ] = value;
+ }
+ }
+
+ } else {
+
+ // If a hook was provided get the non-computed value from there
+ if ( hooks && "get" in hooks &&
+ ( ret = hooks.get( elem, false, extra ) ) !== undefined ) {
+
+ return ret;
+ }
+
+ // Otherwise just get the value from the style object
+ return style[ name ];
+ }
+ },
+
+ css: function( elem, name, extra, styles ) {
+ var val, num, hooks,
+ origName = camelCase( name ),
+ isCustomProp = rcustomProp.test( name );
+
+ // Make sure that we're working with the right name. We don't
+ // want to modify the value if it is a CSS custom property
+ // since they are user-defined.
+ if ( !isCustomProp ) {
+ name = finalPropName( origName );
+ }
+
+ // Try prefixed name followed by the unprefixed name
+ hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ];
+
+ // If a hook was provided get the computed value from there
+ if ( hooks && "get" in hooks ) {
+ val = hooks.get( elem, true, extra );
+ }
+
+ // Otherwise, if a way to get the computed value exists, use that
+ if ( val === undefined ) {
+ val = curCSS( elem, name, styles );
+ }
+
+ // Convert "normal" to computed value
+ if ( val === "normal" && name in cssNormalTransform ) {
+ val = cssNormalTransform[ name ];
+ }
+
+ // Make numeric if forced or a qualifier was provided and val looks numeric
+ if ( extra === "" || extra ) {
+ num = parseFloat( val );
+ return extra === true || isFinite( num ) ? num || 0 : val;
+ }
+
+ return val;
+ }
+} );
+
+jQuery.each( [ "height", "width" ], function( _i, dimension ) {
+ jQuery.cssHooks[ dimension ] = {
+ get: function( elem, computed, extra ) {
+ if ( computed ) {
+
+ // Certain elements can have dimension info if we invisibly show them
+ // but it must have a current display style that would benefit
+ return rdisplayswap.test( jQuery.css( elem, "display" ) ) &&
+
+ // Support: Safari 8+
+ // Table columns in Safari have non-zero offsetWidth & zero
+ // getBoundingClientRect().width unless display is changed.
+ // Support: IE <=11 only
+ // Running getBoundingClientRect on a disconnected node
+ // in IE throws an error.
+ ( !elem.getClientRects().length || !elem.getBoundingClientRect().width ) ?
+ swap( elem, cssShow, function() {
+ return getWidthOrHeight( elem, dimension, extra );
+ } ) :
+ getWidthOrHeight( elem, dimension, extra );
+ }
+ },
+
+ set: function( elem, value, extra ) {
+ var matches,
+ styles = getStyles( elem ),
+
+ // Only read styles.position if the test has a chance to fail
+ // to avoid forcing a reflow.
+ scrollboxSizeBuggy = !support.scrollboxSize() &&
+ styles.position === "absolute",
+
+ // To avoid forcing a reflow, only fetch boxSizing if we need it (gh-3991)
+ boxSizingNeeded = scrollboxSizeBuggy || extra,
+ isBorderBox = boxSizingNeeded &&
+ jQuery.css( elem, "boxSizing", false, styles ) === "border-box",
+ subtract = extra ?
+ boxModelAdjustment(
+ elem,
+ dimension,
+ extra,
+ isBorderBox,
+ styles
+ ) :
+ 0;
+
+ // Account for unreliable border-box dimensions by comparing offset* to computed and
+ // faking a content-box to get border and padding (gh-3699)
+ if ( isBorderBox && scrollboxSizeBuggy ) {
+ subtract -= Math.ceil(
+ elem[ "offset" + dimension[ 0 ].toUpperCase() + dimension.slice( 1 ) ] -
+ parseFloat( styles[ dimension ] ) -
+ boxModelAdjustment( elem, dimension, "border", false, styles ) -
+ 0.5
+ );
+ }
+
+ // Convert to pixels if value adjustment is needed
+ if ( subtract && ( matches = rcssNum.exec( value ) ) &&
+ ( matches[ 3 ] || "px" ) !== "px" ) {
+
+ elem.style[ dimension ] = value;
+ value = jQuery.css( elem, dimension );
+ }
+
+ return setPositiveNumber( elem, value, subtract );
+ }
+ };
+} );
+
+jQuery.cssHooks.marginLeft = addGetHookIf( support.reliableMarginLeft,
+ function( elem, computed ) {
+ if ( computed ) {
+ return ( parseFloat( curCSS( elem, "marginLeft" ) ) ||
+ elem.getBoundingClientRect().left -
+ swap( elem, { marginLeft: 0 }, function() {
+ return elem.getBoundingClientRect().left;
+ } )
+ ) + "px";
+ }
+ }
+);
+
+// These hooks are used by animate to expand properties
+jQuery.each( {
+ margin: "",
+ padding: "",
+ border: "Width"
+}, function( prefix, suffix ) {
+ jQuery.cssHooks[ prefix + suffix ] = {
+ expand: function( value ) {
+ var i = 0,
+ expanded = {},
+
+ // Assumes a single number if not a string
+ parts = typeof value === "string" ? value.split( " " ) : [ value ];
+
+ for ( ; i < 4; i++ ) {
+ expanded[ prefix + cssExpand[ i ] + suffix ] =
+ parts[ i ] || parts[ i - 2 ] || parts[ 0 ];
+ }
+
+ return expanded;
+ }
+ };
+
+ if ( prefix !== "margin" ) {
+ jQuery.cssHooks[ prefix + suffix ].set = setPositiveNumber;
+ }
+} );
+
+jQuery.fn.extend( {
+ css: function( name, value ) {
+ return access( this, function( elem, name, value ) {
+ var styles, len,
+ map = {},
+ i = 0;
+
+ if ( Array.isArray( name ) ) {
+ styles = getStyles( elem );
+ len = name.length;
+
+ for ( ; i < len; i++ ) {
+ map[ name[ i ] ] = jQuery.css( elem, name[ i ], false, styles );
+ }
+
+ return map;
+ }
+
+ return value !== undefined ?
+ jQuery.style( elem, name, value ) :
+ jQuery.css( elem, name );
+ }, name, value, arguments.length > 1 );
+ }
+} );
+
+
+function Tween( elem, options, prop, end, easing ) {
+ return new Tween.prototype.init( elem, options, prop, end, easing );
+}
+jQuery.Tween = Tween;
+
+Tween.prototype = {
+ constructor: Tween,
+ init: function( elem, options, prop, end, easing, unit ) {
+ this.elem = elem;
+ this.prop = prop;
+ this.easing = easing || jQuery.easing._default;
+ this.options = options;
+ this.start = this.now = this.cur();
+ this.end = end;
+ this.unit = unit || ( jQuery.cssNumber[ prop ] ? "" : "px" );
+ },
+ cur: function() {
+ var hooks = Tween.propHooks[ this.prop ];
+
+ return hooks && hooks.get ?
+ hooks.get( this ) :
+ Tween.propHooks._default.get( this );
+ },
+ run: function( percent ) {
+ var eased,
+ hooks = Tween.propHooks[ this.prop ];
+
+ if ( this.options.duration ) {
+ this.pos = eased = jQuery.easing[ this.easing ](
+ percent, this.options.duration * percent, 0, 1, this.options.duration
+ );
+ } else {
+ this.pos = eased = percent;
+ }
+ this.now = ( this.end - this.start ) * eased + this.start;
+
+ if ( this.options.step ) {
+ this.options.step.call( this.elem, this.now, this );
+ }
+
+ if ( hooks && hooks.set ) {
+ hooks.set( this );
+ } else {
+ Tween.propHooks._default.set( this );
+ }
+ return this;
+ }
+};
+
+Tween.prototype.init.prototype = Tween.prototype;
+
+Tween.propHooks = {
+ _default: {
+ get: function( tween ) {
+ var result;
+
+ // Use a property on the element directly when it is not a DOM element,
+ // or when there is no matching style property that exists.
+ if ( tween.elem.nodeType !== 1 ||
+ tween.elem[ tween.prop ] != null && tween.elem.style[ tween.prop ] == null ) {
+ return tween.elem[ tween.prop ];
+ }
+
+ // Passing an empty string as a 3rd parameter to .css will automatically
+ // attempt a parseFloat and fallback to a string if the parse fails.
+ // Simple values such as "10px" are parsed to Float;
+ // complex values such as "rotate(1rad)" are returned as-is.
+ result = jQuery.css( tween.elem, tween.prop, "" );
+
+ // Empty strings, null, undefined and "auto" are converted to 0.
+ return !result || result === "auto" ? 0 : result;
+ },
+ set: function( tween ) {
+
+ // Use step hook for back compat.
+ // Use cssHook if its there.
+ // Use .style if available and use plain properties where available.
+ if ( jQuery.fx.step[ tween.prop ] ) {
+ jQuery.fx.step[ tween.prop ]( tween );
+ } else if ( tween.elem.nodeType === 1 && (
+ jQuery.cssHooks[ tween.prop ] ||
+ tween.elem.style[ finalPropName( tween.prop ) ] != null ) ) {
+ jQuery.style( tween.elem, tween.prop, tween.now + tween.unit );
+ } else {
+ tween.elem[ tween.prop ] = tween.now;
+ }
+ }
+ }
+};
+
+// Support: IE <=9 only
+// Panic based approach to setting things on disconnected nodes
+Tween.propHooks.scrollTop = Tween.propHooks.scrollLeft = {
+ set: function( tween ) {
+ if ( tween.elem.nodeType && tween.elem.parentNode ) {
+ tween.elem[ tween.prop ] = tween.now;
+ }
+ }
+};
+
+jQuery.easing = {
+ linear: function( p ) {
+ return p;
+ },
+ swing: function( p ) {
+ return 0.5 - Math.cos( p * Math.PI ) / 2;
+ },
+ _default: "swing"
+};
+
+jQuery.fx = Tween.prototype.init;
+
+// Back compat <1.8 extension point
+jQuery.fx.step = {};
+
+
+
+
+var
+ fxNow, inProgress,
+ rfxtypes = /^(?:toggle|show|hide)$/,
+ rrun = /queueHooks$/;
+
+function schedule() {
+ if ( inProgress ) {
+ if ( document.hidden === false && window.requestAnimationFrame ) {
+ window.requestAnimationFrame( schedule );
+ } else {
+ window.setTimeout( schedule, jQuery.fx.interval );
+ }
+
+ jQuery.fx.tick();
+ }
+}
+
+// Animations created synchronously will run synchronously
+function createFxNow() {
+ window.setTimeout( function() {
+ fxNow = undefined;
+ } );
+ return ( fxNow = Date.now() );
+}
+
+// Generate parameters to create a standard animation
+function genFx( type, includeWidth ) {
+ var which,
+ i = 0,
+ attrs = { height: type };
+
+ // If we include width, step value is 1 to do all cssExpand values,
+ // otherwise step value is 2 to skip over Left and Right
+ includeWidth = includeWidth ? 1 : 0;
+ for ( ; i < 4; i += 2 - includeWidth ) {
+ which = cssExpand[ i ];
+ attrs[ "margin" + which ] = attrs[ "padding" + which ] = type;
+ }
+
+ if ( includeWidth ) {
+ attrs.opacity = attrs.width = type;
+ }
+
+ return attrs;
+}
+
+function createTween( value, prop, animation ) {
+ var tween,
+ collection = ( Animation.tweeners[ prop ] || [] ).concat( Animation.tweeners[ "*" ] ),
+ index = 0,
+ length = collection.length;
+ for ( ; index < length; index++ ) {
+ if ( ( tween = collection[ index ].call( animation, prop, value ) ) ) {
+
+ // We're done with this property
+ return tween;
+ }
+ }
+}
+
+function defaultPrefilter( elem, props, opts ) {
+ var prop, value, toggle, hooks, oldfire, propTween, restoreDisplay, display,
+ isBox = "width" in props || "height" in props,
+ anim = this,
+ orig = {},
+ style = elem.style,
+ hidden = elem.nodeType && isHiddenWithinTree( elem ),
+ dataShow = dataPriv.get( elem, "fxshow" );
+
+ // Queue-skipping animations hijack the fx hooks
+ if ( !opts.queue ) {
+ hooks = jQuery._queueHooks( elem, "fx" );
+ if ( hooks.unqueued == null ) {
+ hooks.unqueued = 0;
+ oldfire = hooks.empty.fire;
+ hooks.empty.fire = function() {
+ if ( !hooks.unqueued ) {
+ oldfire();
+ }
+ };
+ }
+ hooks.unqueued++;
+
+ anim.always( function() {
+
+ // Ensure the complete handler is called before this completes
+ anim.always( function() {
+ hooks.unqueued--;
+ if ( !jQuery.queue( elem, "fx" ).length ) {
+ hooks.empty.fire();
+ }
+ } );
+ } );
+ }
+
+ // Detect show/hide animations
+ for ( prop in props ) {
+ value = props[ prop ];
+ if ( rfxtypes.test( value ) ) {
+ delete props[ prop ];
+ toggle = toggle || value === "toggle";
+ if ( value === ( hidden ? "hide" : "show" ) ) {
+
+ // Pretend to be hidden if this is a "show" and
+ // there is still data from a stopped show/hide
+ if ( value === "show" && dataShow && dataShow[ prop ] !== undefined ) {
+ hidden = true;
+
+ // Ignore all other no-op show/hide data
+ } else {
+ continue;
+ }
+ }
+ orig[ prop ] = dataShow && dataShow[ prop ] || jQuery.style( elem, prop );
+ }
+ }
+
+ // Bail out if this is a no-op like .hide().hide()
+ propTween = !jQuery.isEmptyObject( props );
+ if ( !propTween && jQuery.isEmptyObject( orig ) ) {
+ return;
+ }
+
+ // Restrict "overflow" and "display" styles during box animations
+ if ( isBox && elem.nodeType === 1 ) {
+
+ // Support: IE <=9 - 11, Edge 12 - 15
+ // Record all 3 overflow attributes because IE does not infer the shorthand
+ // from identically-valued overflowX and overflowY and Edge just mirrors
+ // the overflowX value there.
+ opts.overflow = [ style.overflow, style.overflowX, style.overflowY ];
+
+ // Identify a display type, preferring old show/hide data over the CSS cascade
+ restoreDisplay = dataShow && dataShow.display;
+ if ( restoreDisplay == null ) {
+ restoreDisplay = dataPriv.get( elem, "display" );
+ }
+ display = jQuery.css( elem, "display" );
+ if ( display === "none" ) {
+ if ( restoreDisplay ) {
+ display = restoreDisplay;
+ } else {
+
+ // Get nonempty value(s) by temporarily forcing visibility
+ showHide( [ elem ], true );
+ restoreDisplay = elem.style.display || restoreDisplay;
+ display = jQuery.css( elem, "display" );
+ showHide( [ elem ] );
+ }
+ }
+
+ // Animate inline elements as inline-block
+ if ( display === "inline" || display === "inline-block" && restoreDisplay != null ) {
+ if ( jQuery.css( elem, "float" ) === "none" ) {
+
+ // Restore the original display value at the end of pure show/hide animations
+ if ( !propTween ) {
+ anim.done( function() {
+ style.display = restoreDisplay;
+ } );
+ if ( restoreDisplay == null ) {
+ display = style.display;
+ restoreDisplay = display === "none" ? "" : display;
+ }
+ }
+ style.display = "inline-block";
+ }
+ }
+ }
+
+ if ( opts.overflow ) {
+ style.overflow = "hidden";
+ anim.always( function() {
+ style.overflow = opts.overflow[ 0 ];
+ style.overflowX = opts.overflow[ 1 ];
+ style.overflowY = opts.overflow[ 2 ];
+ } );
+ }
+
+ // Implement show/hide animations
+ propTween = false;
+ for ( prop in orig ) {
+
+ // General show/hide setup for this element animation
+ if ( !propTween ) {
+ if ( dataShow ) {
+ if ( "hidden" in dataShow ) {
+ hidden = dataShow.hidden;
+ }
+ } else {
+ dataShow = dataPriv.access( elem, "fxshow", { display: restoreDisplay } );
+ }
+
+ // Store hidden/visible for toggle so `.stop().toggle()` "reverses"
+ if ( toggle ) {
+ dataShow.hidden = !hidden;
+ }
+
+ // Show elements before animating them
+ if ( hidden ) {
+ showHide( [ elem ], true );
+ }
+
+ /* eslint-disable no-loop-func */
+
+ anim.done( function() {
+
+ /* eslint-enable no-loop-func */
+
+ // The final step of a "hide" animation is actually hiding the element
+ if ( !hidden ) {
+ showHide( [ elem ] );
+ }
+ dataPriv.remove( elem, "fxshow" );
+ for ( prop in orig ) {
+ jQuery.style( elem, prop, orig[ prop ] );
+ }
+ } );
+ }
+
+ // Per-property setup
+ propTween = createTween( hidden ? dataShow[ prop ] : 0, prop, anim );
+ if ( !( prop in dataShow ) ) {
+ dataShow[ prop ] = propTween.start;
+ if ( hidden ) {
+ propTween.end = propTween.start;
+ propTween.start = 0;
+ }
+ }
+ }
+}
+
+function propFilter( props, specialEasing ) {
+ var index, name, easing, value, hooks;
+
+ // camelCase, specialEasing and expand cssHook pass
+ for ( index in props ) {
+ name = camelCase( index );
+ easing = specialEasing[ name ];
+ value = props[ index ];
+ if ( Array.isArray( value ) ) {
+ easing = value[ 1 ];
+ value = props[ index ] = value[ 0 ];
+ }
+
+ if ( index !== name ) {
+ props[ name ] = value;
+ delete props[ index ];
+ }
+
+ hooks = jQuery.cssHooks[ name ];
+ if ( hooks && "expand" in hooks ) {
+ value = hooks.expand( value );
+ delete props[ name ];
+
+ // Not quite $.extend, this won't overwrite existing keys.
+ // Reusing 'index' because we have the correct "name"
+ for ( index in value ) {
+ if ( !( index in props ) ) {
+ props[ index ] = value[ index ];
+ specialEasing[ index ] = easing;
+ }
+ }
+ } else {
+ specialEasing[ name ] = easing;
+ }
+ }
+}
+
+function Animation( elem, properties, options ) {
+ var result,
+ stopped,
+ index = 0,
+ length = Animation.prefilters.length,
+ deferred = jQuery.Deferred().always( function() {
+
+ // Don't match elem in the :animated selector
+ delete tick.elem;
+ } ),
+ tick = function() {
+ if ( stopped ) {
+ return false;
+ }
+ var currentTime = fxNow || createFxNow(),
+ remaining = Math.max( 0, animation.startTime + animation.duration - currentTime ),
+
+ // Support: Android 2.3 only
+ // Archaic crash bug won't allow us to use `1 - ( 0.5 || 0 )` (trac-12497)
+ temp = remaining / animation.duration || 0,
+ percent = 1 - temp,
+ index = 0,
+ length = animation.tweens.length;
+
+ for ( ; index < length; index++ ) {
+ animation.tweens[ index ].run( percent );
+ }
+
+ deferred.notifyWith( elem, [ animation, percent, remaining ] );
+
+ // If there's more to do, yield
+ if ( percent < 1 && length ) {
+ return remaining;
+ }
+
+ // If this was an empty animation, synthesize a final progress notification
+ if ( !length ) {
+ deferred.notifyWith( elem, [ animation, 1, 0 ] );
+ }
+
+ // Resolve the animation and report its conclusion
+ deferred.resolveWith( elem, [ animation ] );
+ return false;
+ },
+ animation = deferred.promise( {
+ elem: elem,
+ props: jQuery.extend( {}, properties ),
+ opts: jQuery.extend( true, {
+ specialEasing: {},
+ easing: jQuery.easing._default
+ }, options ),
+ originalProperties: properties,
+ originalOptions: options,
+ startTime: fxNow || createFxNow(),
+ duration: options.duration,
+ tweens: [],
+ createTween: function( prop, end ) {
+ var tween = jQuery.Tween( elem, animation.opts, prop, end,
+ animation.opts.specialEasing[ prop ] || animation.opts.easing );
+ animation.tweens.push( tween );
+ return tween;
+ },
+ stop: function( gotoEnd ) {
+ var index = 0,
+
+ // If we are going to the end, we want to run all the tweens
+ // otherwise we skip this part
+ length = gotoEnd ? animation.tweens.length : 0;
+ if ( stopped ) {
+ return this;
+ }
+ stopped = true;
+ for ( ; index < length; index++ ) {
+ animation.tweens[ index ].run( 1 );
+ }
+
+ // Resolve when we played the last frame; otherwise, reject
+ if ( gotoEnd ) {
+ deferred.notifyWith( elem, [ animation, 1, 0 ] );
+ deferred.resolveWith( elem, [ animation, gotoEnd ] );
+ } else {
+ deferred.rejectWith( elem, [ animation, gotoEnd ] );
+ }
+ return this;
+ }
+ } ),
+ props = animation.props;
+
+ propFilter( props, animation.opts.specialEasing );
+
+ for ( ; index < length; index++ ) {
+ result = Animation.prefilters[ index ].call( animation, elem, props, animation.opts );
+ if ( result ) {
+ if ( isFunction( result.stop ) ) {
+ jQuery._queueHooks( animation.elem, animation.opts.queue ).stop =
+ result.stop.bind( result );
+ }
+ return result;
+ }
+ }
+
+ jQuery.map( props, createTween, animation );
+
+ if ( isFunction( animation.opts.start ) ) {
+ animation.opts.start.call( elem, animation );
+ }
+
+ // Attach callbacks from options
+ animation
+ .progress( animation.opts.progress )
+ .done( animation.opts.done, animation.opts.complete )
+ .fail( animation.opts.fail )
+ .always( animation.opts.always );
+
+ jQuery.fx.timer(
+ jQuery.extend( tick, {
+ elem: elem,
+ anim: animation,
+ queue: animation.opts.queue
+ } )
+ );
+
+ return animation;
+}
+
+jQuery.Animation = jQuery.extend( Animation, {
+
+ tweeners: {
+ "*": [ function( prop, value ) {
+ var tween = this.createTween( prop, value );
+ adjustCSS( tween.elem, prop, rcssNum.exec( value ), tween );
+ return tween;
+ } ]
+ },
+
+ tweener: function( props, callback ) {
+ if ( isFunction( props ) ) {
+ callback = props;
+ props = [ "*" ];
+ } else {
+ props = props.match( rnothtmlwhite );
+ }
+
+ var prop,
+ index = 0,
+ length = props.length;
+
+ for ( ; index < length; index++ ) {
+ prop = props[ index ];
+ Animation.tweeners[ prop ] = Animation.tweeners[ prop ] || [];
+ Animation.tweeners[ prop ].unshift( callback );
+ }
+ },
+
+ prefilters: [ defaultPrefilter ],
+
+ prefilter: function( callback, prepend ) {
+ if ( prepend ) {
+ Animation.prefilters.unshift( callback );
+ } else {
+ Animation.prefilters.push( callback );
+ }
+ }
+} );
+
+jQuery.speed = function( speed, easing, fn ) {
+ var opt = speed && typeof speed === "object" ? jQuery.extend( {}, speed ) : {
+ complete: fn || !fn && easing ||
+ isFunction( speed ) && speed,
+ duration: speed,
+ easing: fn && easing || easing && !isFunction( easing ) && easing
+ };
+
+ // Go to the end state if fx are off
+ if ( jQuery.fx.off ) {
+ opt.duration = 0;
+
+ } else {
+ if ( typeof opt.duration !== "number" ) {
+ if ( opt.duration in jQuery.fx.speeds ) {
+ opt.duration = jQuery.fx.speeds[ opt.duration ];
+
+ } else {
+ opt.duration = jQuery.fx.speeds._default;
+ }
+ }
+ }
+
+ // Normalize opt.queue - true/undefined/null -> "fx"
+ if ( opt.queue == null || opt.queue === true ) {
+ opt.queue = "fx";
+ }
+
+ // Queueing
+ opt.old = opt.complete;
+
+ opt.complete = function() {
+ if ( isFunction( opt.old ) ) {
+ opt.old.call( this );
+ }
+
+ if ( opt.queue ) {
+ jQuery.dequeue( this, opt.queue );
+ }
+ };
+
+ return opt;
+};
+
+jQuery.fn.extend( {
+ fadeTo: function( speed, to, easing, callback ) {
+
+ // Show any hidden elements after setting opacity to 0
+ return this.filter( isHiddenWithinTree ).css( "opacity", 0 ).show()
+
+ // Animate to the value specified
+ .end().animate( { opacity: to }, speed, easing, callback );
+ },
+ animate: function( prop, speed, easing, callback ) {
+ var empty = jQuery.isEmptyObject( prop ),
+ optall = jQuery.speed( speed, easing, callback ),
+ doAnimation = function() {
+
+ // Operate on a copy of prop so per-property easing won't be lost
+ var anim = Animation( this, jQuery.extend( {}, prop ), optall );
+
+ // Empty animations, or finishing resolves immediately
+ if ( empty || dataPriv.get( this, "finish" ) ) {
+ anim.stop( true );
+ }
+ };
+
+ doAnimation.finish = doAnimation;
+
+ return empty || optall.queue === false ?
+ this.each( doAnimation ) :
+ this.queue( optall.queue, doAnimation );
+ },
+ stop: function( type, clearQueue, gotoEnd ) {
+ var stopQueue = function( hooks ) {
+ var stop = hooks.stop;
+ delete hooks.stop;
+ stop( gotoEnd );
+ };
+
+ if ( typeof type !== "string" ) {
+ gotoEnd = clearQueue;
+ clearQueue = type;
+ type = undefined;
+ }
+ if ( clearQueue ) {
+ this.queue( type || "fx", [] );
+ }
+
+ return this.each( function() {
+ var dequeue = true,
+ index = type != null && type + "queueHooks",
+ timers = jQuery.timers,
+ data = dataPriv.get( this );
+
+ if ( index ) {
+ if ( data[ index ] && data[ index ].stop ) {
+ stopQueue( data[ index ] );
+ }
+ } else {
+ for ( index in data ) {
+ if ( data[ index ] && data[ index ].stop && rrun.test( index ) ) {
+ stopQueue( data[ index ] );
+ }
+ }
+ }
+
+ for ( index = timers.length; index--; ) {
+ if ( timers[ index ].elem === this &&
+ ( type == null || timers[ index ].queue === type ) ) {
+
+ timers[ index ].anim.stop( gotoEnd );
+ dequeue = false;
+ timers.splice( index, 1 );
+ }
+ }
+
+ // Start the next in the queue if the last step wasn't forced.
+ // Timers currently will call their complete callbacks, which
+ // will dequeue but only if they were gotoEnd.
+ if ( dequeue || !gotoEnd ) {
+ jQuery.dequeue( this, type );
+ }
+ } );
+ },
+ finish: function( type ) {
+ if ( type !== false ) {
+ type = type || "fx";
+ }
+ return this.each( function() {
+ var index,
+ data = dataPriv.get( this ),
+ queue = data[ type + "queue" ],
+ hooks = data[ type + "queueHooks" ],
+ timers = jQuery.timers,
+ length = queue ? queue.length : 0;
+
+ // Enable finishing flag on private data
+ data.finish = true;
+
+ // Empty the queue first
+ jQuery.queue( this, type, [] );
+
+ if ( hooks && hooks.stop ) {
+ hooks.stop.call( this, true );
+ }
+
+ // Look for any active animations, and finish them
+ for ( index = timers.length; index--; ) {
+ if ( timers[ index ].elem === this && timers[ index ].queue === type ) {
+ timers[ index ].anim.stop( true );
+ timers.splice( index, 1 );
+ }
+ }
+
+ // Look for any animations in the old queue and finish them
+ for ( index = 0; index < length; index++ ) {
+ if ( queue[ index ] && queue[ index ].finish ) {
+ queue[ index ].finish.call( this );
+ }
+ }
+
+ // Turn off finishing flag
+ delete data.finish;
+ } );
+ }
+} );
+
+jQuery.each( [ "toggle", "show", "hide" ], function( _i, name ) {
+ var cssFn = jQuery.fn[ name ];
+ jQuery.fn[ name ] = function( speed, easing, callback ) {
+ return speed == null || typeof speed === "boolean" ?
+ cssFn.apply( this, arguments ) :
+ this.animate( genFx( name, true ), speed, easing, callback );
+ };
+} );
+
+// Generate shortcuts for custom animations
+jQuery.each( {
+ slideDown: genFx( "show" ),
+ slideUp: genFx( "hide" ),
+ slideToggle: genFx( "toggle" ),
+ fadeIn: { opacity: "show" },
+ fadeOut: { opacity: "hide" },
+ fadeToggle: { opacity: "toggle" }
+}, function( name, props ) {
+ jQuery.fn[ name ] = function( speed, easing, callback ) {
+ return this.animate( props, speed, easing, callback );
+ };
+} );
+
+jQuery.timers = [];
+jQuery.fx.tick = function() {
+ var timer,
+ i = 0,
+ timers = jQuery.timers;
+
+ fxNow = Date.now();
+
+ for ( ; i < timers.length; i++ ) {
+ timer = timers[ i ];
+
+ // Run the timer and safely remove it when done (allowing for external removal)
+ if ( !timer() && timers[ i ] === timer ) {
+ timers.splice( i--, 1 );
+ }
+ }
+
+ if ( !timers.length ) {
+ jQuery.fx.stop();
+ }
+ fxNow = undefined;
+};
+
+jQuery.fx.timer = function( timer ) {
+ jQuery.timers.push( timer );
+ jQuery.fx.start();
+};
+
+jQuery.fx.interval = 13;
+jQuery.fx.start = function() {
+ if ( inProgress ) {
+ return;
+ }
+
+ inProgress = true;
+ schedule();
+};
+
+jQuery.fx.stop = function() {
+ inProgress = null;
+};
+
+jQuery.fx.speeds = {
+ slow: 600,
+ fast: 200,
+
+ // Default speed
+ _default: 400
+};
+
+
+// Based off of the plugin by Clint Helfers, with permission.
+jQuery.fn.delay = function( time, type ) {
+ time = jQuery.fx ? jQuery.fx.speeds[ time ] || time : time;
+ type = type || "fx";
+
+ return this.queue( type, function( next, hooks ) {
+ var timeout = window.setTimeout( next, time );
+ hooks.stop = function() {
+ window.clearTimeout( timeout );
+ };
+ } );
+};
+
+
+( function() {
+ var input = document.createElement( "input" ),
+ select = document.createElement( "select" ),
+ opt = select.appendChild( document.createElement( "option" ) );
+
+ input.type = "checkbox";
+
+ // Support: Android <=4.3 only
+ // Default value for a checkbox should be "on"
+ support.checkOn = input.value !== "";
+
+ // Support: IE <=11 only
+ // Must access selectedIndex to make default options select
+ support.optSelected = opt.selected;
+
+ // Support: IE <=11 only
+ // An input loses its value after becoming a radio
+ input = document.createElement( "input" );
+ input.value = "t";
+ input.type = "radio";
+ support.radioValue = input.value === "t";
+} )();
+
+
+var boolHook,
+ attrHandle = jQuery.expr.attrHandle;
+
+jQuery.fn.extend( {
+ attr: function( name, value ) {
+ return access( this, jQuery.attr, name, value, arguments.length > 1 );
+ },
+
+ removeAttr: function( name ) {
+ return this.each( function() {
+ jQuery.removeAttr( this, name );
+ } );
+ }
+} );
+
+jQuery.extend( {
+ attr: function( elem, name, value ) {
+ var ret, hooks,
+ nType = elem.nodeType;
+
+ // Don't get/set attributes on text, comment and attribute nodes
+ if ( nType === 3 || nType === 8 || nType === 2 ) {
+ return;
+ }
+
+ // Fallback to prop when attributes are not supported
+ if ( typeof elem.getAttribute === "undefined" ) {
+ return jQuery.prop( elem, name, value );
+ }
+
+ // Attribute hooks are determined by the lowercase version
+ // Grab necessary hook if one is defined
+ if ( nType !== 1 || !jQuery.isXMLDoc( elem ) ) {
+ hooks = jQuery.attrHooks[ name.toLowerCase() ] ||
+ ( jQuery.expr.match.bool.test( name ) ? boolHook : undefined );
+ }
+
+ if ( value !== undefined ) {
+ if ( value === null ) {
+ jQuery.removeAttr( elem, name );
+ return;
+ }
+
+ if ( hooks && "set" in hooks &&
+ ( ret = hooks.set( elem, value, name ) ) !== undefined ) {
+ return ret;
+ }
+
+ elem.setAttribute( name, value + "" );
+ return value;
+ }
+
+ if ( hooks && "get" in hooks && ( ret = hooks.get( elem, name ) ) !== null ) {
+ return ret;
+ }
+
+ ret = jQuery.find.attr( elem, name );
+
+ // Non-existent attributes return null, we normalize to undefined
+ return ret == null ? undefined : ret;
+ },
+
+ attrHooks: {
+ type: {
+ set: function( elem, value ) {
+ if ( !support.radioValue && value === "radio" &&
+ nodeName( elem, "input" ) ) {
+ var val = elem.value;
+ elem.setAttribute( "type", value );
+ if ( val ) {
+ elem.value = val;
+ }
+ return value;
+ }
+ }
+ }
+ },
+
+ removeAttr: function( elem, value ) {
+ var name,
+ i = 0,
+
+ // Attribute names can contain non-HTML whitespace characters
+ // https://html.spec.whatwg.org/multipage/syntax.html#attributes-2
+ attrNames = value && value.match( rnothtmlwhite );
+
+ if ( attrNames && elem.nodeType === 1 ) {
+ while ( ( name = attrNames[ i++ ] ) ) {
+ elem.removeAttribute( name );
+ }
+ }
+ }
+} );
+
+// Hooks for boolean attributes
+boolHook = {
+ set: function( elem, value, name ) {
+ if ( value === false ) {
+
+ // Remove boolean attributes when set to false
+ jQuery.removeAttr( elem, name );
+ } else {
+ elem.setAttribute( name, name );
+ }
+ return name;
+ }
+};
+
+jQuery.each( jQuery.expr.match.bool.source.match( /\w+/g ), function( _i, name ) {
+ var getter = attrHandle[ name ] || jQuery.find.attr;
+
+ attrHandle[ name ] = function( elem, name, isXML ) {
+ var ret, handle,
+ lowercaseName = name.toLowerCase();
+
+ if ( !isXML ) {
+
+ // Avoid an infinite loop by temporarily removing this function from the getter
+ handle = attrHandle[ lowercaseName ];
+ attrHandle[ lowercaseName ] = ret;
+ ret = getter( elem, name, isXML ) != null ?
+ lowercaseName :
+ null;
+ attrHandle[ lowercaseName ] = handle;
+ }
+ return ret;
+ };
+} );
+
+
+
+
+var rfocusable = /^(?:input|select|textarea|button)$/i,
+ rclickable = /^(?:a|area)$/i;
+
+jQuery.fn.extend( {
+ prop: function( name, value ) {
+ return access( this, jQuery.prop, name, value, arguments.length > 1 );
+ },
+
+ removeProp: function( name ) {
+ return this.each( function() {
+ delete this[ jQuery.propFix[ name ] || name ];
+ } );
+ }
+} );
+
+jQuery.extend( {
+ prop: function( elem, name, value ) {
+ var ret, hooks,
+ nType = elem.nodeType;
+
+ // Don't get/set properties on text, comment and attribute nodes
+ if ( nType === 3 || nType === 8 || nType === 2 ) {
+ return;
+ }
+
+ if ( nType !== 1 || !jQuery.isXMLDoc( elem ) ) {
+
+ // Fix name and attach hooks
+ name = jQuery.propFix[ name ] || name;
+ hooks = jQuery.propHooks[ name ];
+ }
+
+ if ( value !== undefined ) {
+ if ( hooks && "set" in hooks &&
+ ( ret = hooks.set( elem, value, name ) ) !== undefined ) {
+ return ret;
+ }
+
+ return ( elem[ name ] = value );
+ }
+
+ if ( hooks && "get" in hooks && ( ret = hooks.get( elem, name ) ) !== null ) {
+ return ret;
+ }
+
+ return elem[ name ];
+ },
+
+ propHooks: {
+ tabIndex: {
+ get: function( elem ) {
+
+ // Support: IE <=9 - 11 only
+ // elem.tabIndex doesn't always return the
+ // correct value when it hasn't been explicitly set
+ // Use proper attribute retrieval (trac-12072)
+ var tabindex = jQuery.find.attr( elem, "tabindex" );
+
+ if ( tabindex ) {
+ return parseInt( tabindex, 10 );
+ }
+
+ if (
+ rfocusable.test( elem.nodeName ) ||
+ rclickable.test( elem.nodeName ) &&
+ elem.href
+ ) {
+ return 0;
+ }
+
+ return -1;
+ }
+ }
+ },
+
+ propFix: {
+ "for": "htmlFor",
+ "class": "className"
+ }
+} );
+
+// Support: IE <=11 only
+// Accessing the selectedIndex property
+// forces the browser to respect setting selected
+// on the option
+// The getter ensures a default option is selected
+// when in an optgroup
+// eslint rule "no-unused-expressions" is disabled for this code
+// since it considers such accessions noop
+if ( !support.optSelected ) {
+ jQuery.propHooks.selected = {
+ get: function( elem ) {
+
+ /* eslint no-unused-expressions: "off" */
+
+ var parent = elem.parentNode;
+ if ( parent && parent.parentNode ) {
+ parent.parentNode.selectedIndex;
+ }
+ return null;
+ },
+ set: function( elem ) {
+
+ /* eslint no-unused-expressions: "off" */
+
+ var parent = elem.parentNode;
+ if ( parent ) {
+ parent.selectedIndex;
+
+ if ( parent.parentNode ) {
+ parent.parentNode.selectedIndex;
+ }
+ }
+ }
+ };
+}
+
+jQuery.each( [
+ "tabIndex",
+ "readOnly",
+ "maxLength",
+ "cellSpacing",
+ "cellPadding",
+ "rowSpan",
+ "colSpan",
+ "useMap",
+ "frameBorder",
+ "contentEditable"
+], function() {
+ jQuery.propFix[ this.toLowerCase() ] = this;
+} );
+
+
+
+
+ // Strip and collapse whitespace according to HTML spec
+ // https://infra.spec.whatwg.org/#strip-and-collapse-ascii-whitespace
+ function stripAndCollapse( value ) {
+ var tokens = value.match( rnothtmlwhite ) || [];
+ return tokens.join( " " );
+ }
+
+
+function getClass( elem ) {
+ return elem.getAttribute && elem.getAttribute( "class" ) || "";
+}
+
+function classesToArray( value ) {
+ if ( Array.isArray( value ) ) {
+ return value;
+ }
+ if ( typeof value === "string" ) {
+ return value.match( rnothtmlwhite ) || [];
+ }
+ return [];
+}
+
+jQuery.fn.extend( {
+ addClass: function( value ) {
+ var classNames, cur, curValue, className, i, finalValue;
+
+ if ( isFunction( value ) ) {
+ return this.each( function( j ) {
+ jQuery( this ).addClass( value.call( this, j, getClass( this ) ) );
+ } );
+ }
+
+ classNames = classesToArray( value );
+
+ if ( classNames.length ) {
+ return this.each( function() {
+ curValue = getClass( this );
+ cur = this.nodeType === 1 && ( " " + stripAndCollapse( curValue ) + " " );
+
+ if ( cur ) {
+ for ( i = 0; i < classNames.length; i++ ) {
+ className = classNames[ i ];
+ if ( cur.indexOf( " " + className + " " ) < 0 ) {
+ cur += className + " ";
+ }
+ }
+
+ // Only assign if different to avoid unneeded rendering.
+ finalValue = stripAndCollapse( cur );
+ if ( curValue !== finalValue ) {
+ this.setAttribute( "class", finalValue );
+ }
+ }
+ } );
+ }
+
+ return this;
+ },
+
+ removeClass: function( value ) {
+ var classNames, cur, curValue, className, i, finalValue;
+
+ if ( isFunction( value ) ) {
+ return this.each( function( j ) {
+ jQuery( this ).removeClass( value.call( this, j, getClass( this ) ) );
+ } );
+ }
+
+ if ( !arguments.length ) {
+ return this.attr( "class", "" );
+ }
+
+ classNames = classesToArray( value );
+
+ if ( classNames.length ) {
+ return this.each( function() {
+ curValue = getClass( this );
+
+ // This expression is here for better compressibility (see addClass)
+ cur = this.nodeType === 1 && ( " " + stripAndCollapse( curValue ) + " " );
+
+ if ( cur ) {
+ for ( i = 0; i < classNames.length; i++ ) {
+ className = classNames[ i ];
+
+ // Remove *all* instances
+ while ( cur.indexOf( " " + className + " " ) > -1 ) {
+ cur = cur.replace( " " + className + " ", " " );
+ }
+ }
+
+ // Only assign if different to avoid unneeded rendering.
+ finalValue = stripAndCollapse( cur );
+ if ( curValue !== finalValue ) {
+ this.setAttribute( "class", finalValue );
+ }
+ }
+ } );
+ }
+
+ return this;
+ },
+
+ toggleClass: function( value, stateVal ) {
+ var classNames, className, i, self,
+ type = typeof value,
+ isValidValue = type === "string" || Array.isArray( value );
+
+ if ( isFunction( value ) ) {
+ return this.each( function( i ) {
+ jQuery( this ).toggleClass(
+ value.call( this, i, getClass( this ), stateVal ),
+ stateVal
+ );
+ } );
+ }
+
+ if ( typeof stateVal === "boolean" && isValidValue ) {
+ return stateVal ? this.addClass( value ) : this.removeClass( value );
+ }
+
+ classNames = classesToArray( value );
+
+ return this.each( function() {
+ if ( isValidValue ) {
+
+ // Toggle individual class names
+ self = jQuery( this );
+
+ for ( i = 0; i < classNames.length; i++ ) {
+ className = classNames[ i ];
+
+ // Check each className given, space separated list
+ if ( self.hasClass( className ) ) {
+ self.removeClass( className );
+ } else {
+ self.addClass( className );
+ }
+ }
+
+ // Toggle whole class name
+ } else if ( value === undefined || type === "boolean" ) {
+ className = getClass( this );
+ if ( className ) {
+
+ // Store className if set
+ dataPriv.set( this, "__className__", className );
+ }
+
+ // If the element has a class name or if we're passed `false`,
+ // then remove the whole classname (if there was one, the above saved it).
+ // Otherwise bring back whatever was previously saved (if anything),
+ // falling back to the empty string if nothing was stored.
+ if ( this.setAttribute ) {
+ this.setAttribute( "class",
+ className || value === false ?
+ "" :
+ dataPriv.get( this, "__className__" ) || ""
+ );
+ }
+ }
+ } );
+ },
+
+ hasClass: function( selector ) {
+ var className, elem,
+ i = 0;
+
+ className = " " + selector + " ";
+ while ( ( elem = this[ i++ ] ) ) {
+ if ( elem.nodeType === 1 &&
+ ( " " + stripAndCollapse( getClass( elem ) ) + " " ).indexOf( className ) > -1 ) {
+ return true;
+ }
+ }
+
+ return false;
+ }
+} );
+
+
+
+
+var rreturn = /\r/g;
+
+jQuery.fn.extend( {
+ val: function( value ) {
+ var hooks, ret, valueIsFunction,
+ elem = this[ 0 ];
+
+ if ( !arguments.length ) {
+ if ( elem ) {
+ hooks = jQuery.valHooks[ elem.type ] ||
+ jQuery.valHooks[ elem.nodeName.toLowerCase() ];
+
+ if ( hooks &&
+ "get" in hooks &&
+ ( ret = hooks.get( elem, "value" ) ) !== undefined
+ ) {
+ return ret;
+ }
+
+ ret = elem.value;
+
+ // Handle most common string cases
+ if ( typeof ret === "string" ) {
+ return ret.replace( rreturn, "" );
+ }
+
+ // Handle cases where value is null/undef or number
+ return ret == null ? "" : ret;
+ }
+
+ return;
+ }
+
+ valueIsFunction = isFunction( value );
+
+ return this.each( function( i ) {
+ var val;
+
+ if ( this.nodeType !== 1 ) {
+ return;
+ }
+
+ if ( valueIsFunction ) {
+ val = value.call( this, i, jQuery( this ).val() );
+ } else {
+ val = value;
+ }
+
+ // Treat null/undefined as ""; convert numbers to string
+ if ( val == null ) {
+ val = "";
+
+ } else if ( typeof val === "number" ) {
+ val += "";
+
+ } else if ( Array.isArray( val ) ) {
+ val = jQuery.map( val, function( value ) {
+ return value == null ? "" : value + "";
+ } );
+ }
+
+ hooks = jQuery.valHooks[ this.type ] || jQuery.valHooks[ this.nodeName.toLowerCase() ];
+
+ // If set returns undefined, fall back to normal setting
+ if ( !hooks || !( "set" in hooks ) || hooks.set( this, val, "value" ) === undefined ) {
+ this.value = val;
+ }
+ } );
+ }
+} );
+
+jQuery.extend( {
+ valHooks: {
+ option: {
+ get: function( elem ) {
+
+ var val = jQuery.find.attr( elem, "value" );
+ return val != null ?
+ val :
+
+ // Support: IE <=10 - 11 only
+ // option.text throws exceptions (trac-14686, trac-14858)
+ // Strip and collapse whitespace
+ // https://html.spec.whatwg.org/#strip-and-collapse-whitespace
+ stripAndCollapse( jQuery.text( elem ) );
+ }
+ },
+ select: {
+ get: function( elem ) {
+ var value, option, i,
+ options = elem.options,
+ index = elem.selectedIndex,
+ one = elem.type === "select-one",
+ values = one ? null : [],
+ max = one ? index + 1 : options.length;
+
+ if ( index < 0 ) {
+ i = max;
+
+ } else {
+ i = one ? index : 0;
+ }
+
+ // Loop through all the selected options
+ for ( ; i < max; i++ ) {
+ option = options[ i ];
+
+ // Support: IE <=9 only
+ // IE8-9 doesn't update selected after form reset (trac-2551)
+ if ( ( option.selected || i === index ) &&
+
+ // Don't return options that are disabled or in a disabled optgroup
+ !option.disabled &&
+ ( !option.parentNode.disabled ||
+ !nodeName( option.parentNode, "optgroup" ) ) ) {
+
+ // Get the specific value for the option
+ value = jQuery( option ).val();
+
+ // We don't need an array for one selects
+ if ( one ) {
+ return value;
+ }
+
+ // Multi-Selects return an array
+ values.push( value );
+ }
+ }
+
+ return values;
+ },
+
+ set: function( elem, value ) {
+ var optionSet, option,
+ options = elem.options,
+ values = jQuery.makeArray( value ),
+ i = options.length;
+
+ while ( i-- ) {
+ option = options[ i ];
+
+ /* eslint-disable no-cond-assign */
+
+ if ( option.selected =
+ jQuery.inArray( jQuery.valHooks.option.get( option ), values ) > -1
+ ) {
+ optionSet = true;
+ }
+
+ /* eslint-enable no-cond-assign */
+ }
+
+ // Force browsers to behave consistently when non-matching value is set
+ if ( !optionSet ) {
+ elem.selectedIndex = -1;
+ }
+ return values;
+ }
+ }
+ }
+} );
+
+// Radios and checkboxes getter/setter
+jQuery.each( [ "radio", "checkbox" ], function() {
+ jQuery.valHooks[ this ] = {
+ set: function( elem, value ) {
+ if ( Array.isArray( value ) ) {
+ return ( elem.checked = jQuery.inArray( jQuery( elem ).val(), value ) > -1 );
+ }
+ }
+ };
+ if ( !support.checkOn ) {
+ jQuery.valHooks[ this ].get = function( elem ) {
+ return elem.getAttribute( "value" ) === null ? "on" : elem.value;
+ };
+ }
+} );
+
+
+
+
+// Return jQuery for attributes-only inclusion
+var location = window.location;
+
+var nonce = { guid: Date.now() };
+
+var rquery = ( /\?/ );
+
+
+
+// Cross-browser xml parsing
+jQuery.parseXML = function( data ) {
+ var xml, parserErrorElem;
+ if ( !data || typeof data !== "string" ) {
+ return null;
+ }
+
+ // Support: IE 9 - 11 only
+ // IE throws on parseFromString with invalid input.
+ try {
+ xml = ( new window.DOMParser() ).parseFromString( data, "text/xml" );
+ } catch ( e ) {}
+
+ parserErrorElem = xml && xml.getElementsByTagName( "parsererror" )[ 0 ];
+ if ( !xml || parserErrorElem ) {
+ jQuery.error( "Invalid XML: " + (
+ parserErrorElem ?
+ jQuery.map( parserErrorElem.childNodes, function( el ) {
+ return el.textContent;
+ } ).join( "\n" ) :
+ data
+ ) );
+ }
+ return xml;
+};
+
+
+var rfocusMorph = /^(?:focusinfocus|focusoutblur)$/,
+ stopPropagationCallback = function( e ) {
+ e.stopPropagation();
+ };
+
+jQuery.extend( jQuery.event, {
+
+ trigger: function( event, data, elem, onlyHandlers ) {
+
+ var i, cur, tmp, bubbleType, ontype, handle, special, lastElement,
+ eventPath = [ elem || document ],
+ type = hasOwn.call( event, "type" ) ? event.type : event,
+ namespaces = hasOwn.call( event, "namespace" ) ? event.namespace.split( "." ) : [];
+
+ cur = lastElement = tmp = elem = elem || document;
+
+ // Don't do events on text and comment nodes
+ if ( elem.nodeType === 3 || elem.nodeType === 8 ) {
+ return;
+ }
+
+ // focus/blur morphs to focusin/out; ensure we're not firing them right now
+ if ( rfocusMorph.test( type + jQuery.event.triggered ) ) {
+ return;
+ }
+
+ if ( type.indexOf( "." ) > -1 ) {
+
+ // Namespaced trigger; create a regexp to match event type in handle()
+ namespaces = type.split( "." );
+ type = namespaces.shift();
+ namespaces.sort();
+ }
+ ontype = type.indexOf( ":" ) < 0 && "on" + type;
+
+ // Caller can pass in a jQuery.Event object, Object, or just an event type string
+ event = event[ jQuery.expando ] ?
+ event :
+ new jQuery.Event( type, typeof event === "object" && event );
+
+ // Trigger bitmask: & 1 for native handlers; & 2 for jQuery (always true)
+ event.isTrigger = onlyHandlers ? 2 : 3;
+ event.namespace = namespaces.join( "." );
+ event.rnamespace = event.namespace ?
+ new RegExp( "(^|\\.)" + namespaces.join( "\\.(?:.*\\.|)" ) + "(\\.|$)" ) :
+ null;
+
+ // Clean up the event in case it is being reused
+ event.result = undefined;
+ if ( !event.target ) {
+ event.target = elem;
+ }
+
+ // Clone any incoming data and prepend the event, creating the handler arg list
+ data = data == null ?
+ [ event ] :
+ jQuery.makeArray( data, [ event ] );
+
+ // Allow special events to draw outside the lines
+ special = jQuery.event.special[ type ] || {};
+ if ( !onlyHandlers && special.trigger && special.trigger.apply( elem, data ) === false ) {
+ return;
+ }
+
+ // Determine event propagation path in advance, per W3C events spec (trac-9951)
+ // Bubble up to document, then to window; watch for a global ownerDocument var (trac-9724)
+ if ( !onlyHandlers && !special.noBubble && !isWindow( elem ) ) {
+
+ bubbleType = special.delegateType || type;
+ if ( !rfocusMorph.test( bubbleType + type ) ) {
+ cur = cur.parentNode;
+ }
+ for ( ; cur; cur = cur.parentNode ) {
+ eventPath.push( cur );
+ tmp = cur;
+ }
+
+ // Only add window if we got to document (e.g., not plain obj or detached DOM)
+ if ( tmp === ( elem.ownerDocument || document ) ) {
+ eventPath.push( tmp.defaultView || tmp.parentWindow || window );
+ }
+ }
+
+ // Fire handlers on the event path
+ i = 0;
+ while ( ( cur = eventPath[ i++ ] ) && !event.isPropagationStopped() ) {
+ lastElement = cur;
+ event.type = i > 1 ?
+ bubbleType :
+ special.bindType || type;
+
+ // jQuery handler
+ handle = ( dataPriv.get( cur, "events" ) || Object.create( null ) )[ event.type ] &&
+ dataPriv.get( cur, "handle" );
+ if ( handle ) {
+ handle.apply( cur, data );
+ }
+
+ // Native handler
+ handle = ontype && cur[ ontype ];
+ if ( handle && handle.apply && acceptData( cur ) ) {
+ event.result = handle.apply( cur, data );
+ if ( event.result === false ) {
+ event.preventDefault();
+ }
+ }
+ }
+ event.type = type;
+
+ // If nobody prevented the default action, do it now
+ if ( !onlyHandlers && !event.isDefaultPrevented() ) {
+
+ if ( ( !special._default ||
+ special._default.apply( eventPath.pop(), data ) === false ) &&
+ acceptData( elem ) ) {
+
+ // Call a native DOM method on the target with the same name as the event.
+ // Don't do default actions on window, that's where global variables be (trac-6170)
+ if ( ontype && isFunction( elem[ type ] ) && !isWindow( elem ) ) {
+
+ // Don't re-trigger an onFOO event when we call its FOO() method
+ tmp = elem[ ontype ];
+
+ if ( tmp ) {
+ elem[ ontype ] = null;
+ }
+
+ // Prevent re-triggering of the same event, since we already bubbled it above
+ jQuery.event.triggered = type;
+
+ if ( event.isPropagationStopped() ) {
+ lastElement.addEventListener( type, stopPropagationCallback );
+ }
+
+ elem[ type ]();
+
+ if ( event.isPropagationStopped() ) {
+ lastElement.removeEventListener( type, stopPropagationCallback );
+ }
+
+ jQuery.event.triggered = undefined;
+
+ if ( tmp ) {
+ elem[ ontype ] = tmp;
+ }
+ }
+ }
+ }
+
+ return event.result;
+ },
+
+ // Piggyback on a donor event to simulate a different one
+ // Used only for `focus(in | out)` events
+ simulate: function( type, elem, event ) {
+ var e = jQuery.extend(
+ new jQuery.Event(),
+ event,
+ {
+ type: type,
+ isSimulated: true
+ }
+ );
+
+ jQuery.event.trigger( e, null, elem );
+ }
+
+} );
+
+jQuery.fn.extend( {
+
+ trigger: function( type, data ) {
+ return this.each( function() {
+ jQuery.event.trigger( type, data, this );
+ } );
+ },
+ triggerHandler: function( type, data ) {
+ var elem = this[ 0 ];
+ if ( elem ) {
+ return jQuery.event.trigger( type, data, elem, true );
+ }
+ }
+} );
+
+
+var
+ rbracket = /\[\]$/,
+ rCRLF = /\r?\n/g,
+ rsubmitterTypes = /^(?:submit|button|image|reset|file)$/i,
+ rsubmittable = /^(?:input|select|textarea|keygen)/i;
+
+function buildParams( prefix, obj, traditional, add ) {
+ var name;
+
+ if ( Array.isArray( obj ) ) {
+
+ // Serialize array item.
+ jQuery.each( obj, function( i, v ) {
+ if ( traditional || rbracket.test( prefix ) ) {
+
+ // Treat each array item as a scalar.
+ add( prefix, v );
+
+ } else {
+
+ // Item is non-scalar (array or object), encode its numeric index.
+ buildParams(
+ prefix + "[" + ( typeof v === "object" && v != null ? i : "" ) + "]",
+ v,
+ traditional,
+ add
+ );
+ }
+ } );
+
+ } else if ( !traditional && toType( obj ) === "object" ) {
+
+ // Serialize object item.
+ for ( name in obj ) {
+ buildParams( prefix + "[" + name + "]", obj[ name ], traditional, add );
+ }
+
+ } else {
+
+ // Serialize scalar item.
+ add( prefix, obj );
+ }
+}
+
+// Serialize an array of form elements or a set of
+// key/values into a query string
+jQuery.param = function( a, traditional ) {
+ var prefix,
+ s = [],
+ add = function( key, valueOrFunction ) {
+
+ // If value is a function, invoke it and use its return value
+ var value = isFunction( valueOrFunction ) ?
+ valueOrFunction() :
+ valueOrFunction;
+
+ s[ s.length ] = encodeURIComponent( key ) + "=" +
+ encodeURIComponent( value == null ? "" : value );
+ };
+
+ if ( a == null ) {
+ return "";
+ }
+
+ // If an array was passed in, assume that it is an array of form elements.
+ if ( Array.isArray( a ) || ( a.jquery && !jQuery.isPlainObject( a ) ) ) {
+
+ // Serialize the form elements
+ jQuery.each( a, function() {
+ add( this.name, this.value );
+ } );
+
+ } else {
+
+ // If traditional, encode the "old" way (the way 1.3.2 or older
+ // did it), otherwise encode params recursively.
+ for ( prefix in a ) {
+ buildParams( prefix, a[ prefix ], traditional, add );
+ }
+ }
+
+ // Return the resulting serialization
+ return s.join( "&" );
+};
+
+jQuery.fn.extend( {
+ serialize: function() {
+ return jQuery.param( this.serializeArray() );
+ },
+ serializeArray: function() {
+ return this.map( function() {
+
+ // Can add propHook for "elements" to filter or add form elements
+ var elements = jQuery.prop( this, "elements" );
+ return elements ? jQuery.makeArray( elements ) : this;
+ } ).filter( function() {
+ var type = this.type;
+
+ // Use .is( ":disabled" ) so that fieldset[disabled] works
+ return this.name && !jQuery( this ).is( ":disabled" ) &&
+ rsubmittable.test( this.nodeName ) && !rsubmitterTypes.test( type ) &&
+ ( this.checked || !rcheckableType.test( type ) );
+ } ).map( function( _i, elem ) {
+ var val = jQuery( this ).val();
+
+ if ( val == null ) {
+ return null;
+ }
+
+ if ( Array.isArray( val ) ) {
+ return jQuery.map( val, function( val ) {
+ return { name: elem.name, value: val.replace( rCRLF, "\r\n" ) };
+ } );
+ }
+
+ return { name: elem.name, value: val.replace( rCRLF, "\r\n" ) };
+ } ).get();
+ }
+} );
+
+
+var
+ r20 = /%20/g,
+ rhash = /#.*$/,
+ rantiCache = /([?&])_=[^&]*/,
+ rheaders = /^(.*?):[ \t]*([^\r\n]*)$/mg,
+
+ // trac-7653, trac-8125, trac-8152: local protocol detection
+ rlocalProtocol = /^(?:about|app|app-storage|.+-extension|file|res|widget):$/,
+ rnoContent = /^(?:GET|HEAD)$/,
+ rprotocol = /^\/\//,
+
+ /* Prefilters
+ * 1) They are useful to introduce custom dataTypes (see ajax/jsonp.js for an example)
+ * 2) These are called:
+ * - BEFORE asking for a transport
+ * - AFTER param serialization (s.data is a string if s.processData is true)
+ * 3) key is the dataType
+ * 4) the catchall symbol "*" can be used
+ * 5) execution will start with transport dataType and THEN continue down to "*" if needed
+ */
+ prefilters = {},
+
+ /* Transports bindings
+ * 1) key is the dataType
+ * 2) the catchall symbol "*" can be used
+ * 3) selection will start with transport dataType and THEN go to "*" if needed
+ */
+ transports = {},
+
+ // Avoid comment-prolog char sequence (trac-10098); must appease lint and evade compression
+ allTypes = "*/".concat( "*" ),
+
+ // Anchor tag for parsing the document origin
+ originAnchor = document.createElement( "a" );
+
+originAnchor.href = location.href;
+
+// Base "constructor" for jQuery.ajaxPrefilter and jQuery.ajaxTransport
+function addToPrefiltersOrTransports( structure ) {
+
+ // dataTypeExpression is optional and defaults to "*"
+ return function( dataTypeExpression, func ) {
+
+ if ( typeof dataTypeExpression !== "string" ) {
+ func = dataTypeExpression;
+ dataTypeExpression = "*";
+ }
+
+ var dataType,
+ i = 0,
+ dataTypes = dataTypeExpression.toLowerCase().match( rnothtmlwhite ) || [];
+
+ if ( isFunction( func ) ) {
+
+ // For each dataType in the dataTypeExpression
+ while ( ( dataType = dataTypes[ i++ ] ) ) {
+
+ // Prepend if requested
+ if ( dataType[ 0 ] === "+" ) {
+ dataType = dataType.slice( 1 ) || "*";
+ ( structure[ dataType ] = structure[ dataType ] || [] ).unshift( func );
+
+ // Otherwise append
+ } else {
+ ( structure[ dataType ] = structure[ dataType ] || [] ).push( func );
+ }
+ }
+ }
+ };
+}
+
+// Base inspection function for prefilters and transports
+function inspectPrefiltersOrTransports( structure, options, originalOptions, jqXHR ) {
+
+ var inspected = {},
+ seekingTransport = ( structure === transports );
+
+ function inspect( dataType ) {
+ var selected;
+ inspected[ dataType ] = true;
+ jQuery.each( structure[ dataType ] || [], function( _, prefilterOrFactory ) {
+ var dataTypeOrTransport = prefilterOrFactory( options, originalOptions, jqXHR );
+ if ( typeof dataTypeOrTransport === "string" &&
+ !seekingTransport && !inspected[ dataTypeOrTransport ] ) {
+
+ options.dataTypes.unshift( dataTypeOrTransport );
+ inspect( dataTypeOrTransport );
+ return false;
+ } else if ( seekingTransport ) {
+ return !( selected = dataTypeOrTransport );
+ }
+ } );
+ return selected;
+ }
+
+ return inspect( options.dataTypes[ 0 ] ) || !inspected[ "*" ] && inspect( "*" );
+}
+
+// A special extend for ajax options
+// that takes "flat" options (not to be deep extended)
+// Fixes trac-9887
+function ajaxExtend( target, src ) {
+ var key, deep,
+ flatOptions = jQuery.ajaxSettings.flatOptions || {};
+
+ for ( key in src ) {
+ if ( src[ key ] !== undefined ) {
+ ( flatOptions[ key ] ? target : ( deep || ( deep = {} ) ) )[ key ] = src[ key ];
+ }
+ }
+ if ( deep ) {
+ jQuery.extend( true, target, deep );
+ }
+
+ return target;
+}
+
+/* Handles responses to an ajax request:
+ * - finds the right dataType (mediates between content-type and expected dataType)
+ * - returns the corresponding response
+ */
+function ajaxHandleResponses( s, jqXHR, responses ) {
+
+ var ct, type, finalDataType, firstDataType,
+ contents = s.contents,
+ dataTypes = s.dataTypes;
+
+ // Remove auto dataType and get content-type in the process
+ while ( dataTypes[ 0 ] === "*" ) {
+ dataTypes.shift();
+ if ( ct === undefined ) {
+ ct = s.mimeType || jqXHR.getResponseHeader( "Content-Type" );
+ }
+ }
+
+ // Check if we're dealing with a known content-type
+ if ( ct ) {
+ for ( type in contents ) {
+ if ( contents[ type ] && contents[ type ].test( ct ) ) {
+ dataTypes.unshift( type );
+ break;
+ }
+ }
+ }
+
+ // Check to see if we have a response for the expected dataType
+ if ( dataTypes[ 0 ] in responses ) {
+ finalDataType = dataTypes[ 0 ];
+ } else {
+
+ // Try convertible dataTypes
+ for ( type in responses ) {
+ if ( !dataTypes[ 0 ] || s.converters[ type + " " + dataTypes[ 0 ] ] ) {
+ finalDataType = type;
+ break;
+ }
+ if ( !firstDataType ) {
+ firstDataType = type;
+ }
+ }
+
+ // Or just use first one
+ finalDataType = finalDataType || firstDataType;
+ }
+
+ // If we found a dataType
+ // We add the dataType to the list if needed
+ // and return the corresponding response
+ if ( finalDataType ) {
+ if ( finalDataType !== dataTypes[ 0 ] ) {
+ dataTypes.unshift( finalDataType );
+ }
+ return responses[ finalDataType ];
+ }
+}
+
+/* Chain conversions given the request and the original response
+ * Also sets the responseXXX fields on the jqXHR instance
+ */
+function ajaxConvert( s, response, jqXHR, isSuccess ) {
+ var conv2, current, conv, tmp, prev,
+ converters = {},
+
+ // Work with a copy of dataTypes in case we need to modify it for conversion
+ dataTypes = s.dataTypes.slice();
+
+ // Create converters map with lowercased keys
+ if ( dataTypes[ 1 ] ) {
+ for ( conv in s.converters ) {
+ converters[ conv.toLowerCase() ] = s.converters[ conv ];
+ }
+ }
+
+ current = dataTypes.shift();
+
+ // Convert to each sequential dataType
+ while ( current ) {
+
+ if ( s.responseFields[ current ] ) {
+ jqXHR[ s.responseFields[ current ] ] = response;
+ }
+
+ // Apply the dataFilter if provided
+ if ( !prev && isSuccess && s.dataFilter ) {
+ response = s.dataFilter( response, s.dataType );
+ }
+
+ prev = current;
+ current = dataTypes.shift();
+
+ if ( current ) {
+
+ // There's only work to do if current dataType is non-auto
+ if ( current === "*" ) {
+
+ current = prev;
+
+ // Convert response if prev dataType is non-auto and differs from current
+ } else if ( prev !== "*" && prev !== current ) {
+
+ // Seek a direct converter
+ conv = converters[ prev + " " + current ] || converters[ "* " + current ];
+
+ // If none found, seek a pair
+ if ( !conv ) {
+ for ( conv2 in converters ) {
+
+ // If conv2 outputs current
+ tmp = conv2.split( " " );
+ if ( tmp[ 1 ] === current ) {
+
+ // If prev can be converted to accepted input
+ conv = converters[ prev + " " + tmp[ 0 ] ] ||
+ converters[ "* " + tmp[ 0 ] ];
+ if ( conv ) {
+
+ // Condense equivalence converters
+ if ( conv === true ) {
+ conv = converters[ conv2 ];
+
+ // Otherwise, insert the intermediate dataType
+ } else if ( converters[ conv2 ] !== true ) {
+ current = tmp[ 0 ];
+ dataTypes.unshift( tmp[ 1 ] );
+ }
+ break;
+ }
+ }
+ }
+ }
+
+ // Apply converter (if not an equivalence)
+ if ( conv !== true ) {
+
+ // Unless errors are allowed to bubble, catch and return them
+ if ( conv && s.throws ) {
+ response = conv( response );
+ } else {
+ try {
+ response = conv( response );
+ } catch ( e ) {
+ return {
+ state: "parsererror",
+ error: conv ? e : "No conversion from " + prev + " to " + current
+ };
+ }
+ }
+ }
+ }
+ }
+ }
+
+ return { state: "success", data: response };
+}
+
+jQuery.extend( {
+
+ // Counter for holding the number of active queries
+ active: 0,
+
+ // Last-Modified header cache for next request
+ lastModified: {},
+ etag: {},
+
+ ajaxSettings: {
+ url: location.href,
+ type: "GET",
+ isLocal: rlocalProtocol.test( location.protocol ),
+ global: true,
+ processData: true,
+ async: true,
+ contentType: "application/x-www-form-urlencoded; charset=UTF-8",
+
+ /*
+ timeout: 0,
+ data: null,
+ dataType: null,
+ username: null,
+ password: null,
+ cache: null,
+ throws: false,
+ traditional: false,
+ headers: {},
+ */
+
+ accepts: {
+ "*": allTypes,
+ text: "text/plain",
+ html: "text/html",
+ xml: "application/xml, text/xml",
+ json: "application/json, text/javascript"
+ },
+
+ contents: {
+ xml: /\bxml\b/,
+ html: /\bhtml/,
+ json: /\bjson\b/
+ },
+
+ responseFields: {
+ xml: "responseXML",
+ text: "responseText",
+ json: "responseJSON"
+ },
+
+ // Data converters
+ // Keys separate source (or catchall "*") and destination types with a single space
+ converters: {
+
+ // Convert anything to text
+ "* text": String,
+
+ // Text to html (true = no transformation)
+ "text html": true,
+
+ // Evaluate text as a json expression
+ "text json": JSON.parse,
+
+ // Parse text as xml
+ "text xml": jQuery.parseXML
+ },
+
+ // For options that shouldn't be deep extended:
+ // you can add your own custom options here if
+ // and when you create one that shouldn't be
+ // deep extended (see ajaxExtend)
+ flatOptions: {
+ url: true,
+ context: true
+ }
+ },
+
+ // Creates a full fledged settings object into target
+ // with both ajaxSettings and settings fields.
+ // If target is omitted, writes into ajaxSettings.
+ ajaxSetup: function( target, settings ) {
+ return settings ?
+
+ // Building a settings object
+ ajaxExtend( ajaxExtend( target, jQuery.ajaxSettings ), settings ) :
+
+ // Extending ajaxSettings
+ ajaxExtend( jQuery.ajaxSettings, target );
+ },
+
+ ajaxPrefilter: addToPrefiltersOrTransports( prefilters ),
+ ajaxTransport: addToPrefiltersOrTransports( transports ),
+
+ // Main method
+ ajax: function( url, options ) {
+
+ // If url is an object, simulate pre-1.5 signature
+ if ( typeof url === "object" ) {
+ options = url;
+ url = undefined;
+ }
+
+ // Force options to be an object
+ options = options || {};
+
+ var transport,
+
+ // URL without anti-cache param
+ cacheURL,
+
+ // Response headers
+ responseHeadersString,
+ responseHeaders,
+
+ // timeout handle
+ timeoutTimer,
+
+ // Url cleanup var
+ urlAnchor,
+
+ // Request state (becomes false upon send and true upon completion)
+ completed,
+
+ // To know if global events are to be dispatched
+ fireGlobals,
+
+ // Loop variable
+ i,
+
+ // uncached part of the url
+ uncached,
+
+ // Create the final options object
+ s = jQuery.ajaxSetup( {}, options ),
+
+ // Callbacks context
+ callbackContext = s.context || s,
+
+ // Context for global events is callbackContext if it is a DOM node or jQuery collection
+ globalEventContext = s.context &&
+ ( callbackContext.nodeType || callbackContext.jquery ) ?
+ jQuery( callbackContext ) :
+ jQuery.event,
+
+ // Deferreds
+ deferred = jQuery.Deferred(),
+ completeDeferred = jQuery.Callbacks( "once memory" ),
+
+ // Status-dependent callbacks
+ statusCode = s.statusCode || {},
+
+ // Headers (they are sent all at once)
+ requestHeaders = {},
+ requestHeadersNames = {},
+
+ // Default abort message
+ strAbort = "canceled",
+
+ // Fake xhr
+ jqXHR = {
+ readyState: 0,
+
+ // Builds headers hashtable if needed
+ getResponseHeader: function( key ) {
+ var match;
+ if ( completed ) {
+ if ( !responseHeaders ) {
+ responseHeaders = {};
+ while ( ( match = rheaders.exec( responseHeadersString ) ) ) {
+ responseHeaders[ match[ 1 ].toLowerCase() + " " ] =
+ ( responseHeaders[ match[ 1 ].toLowerCase() + " " ] || [] )
+ .concat( match[ 2 ] );
+ }
+ }
+ match = responseHeaders[ key.toLowerCase() + " " ];
+ }
+ return match == null ? null : match.join( ", " );
+ },
+
+ // Raw string
+ getAllResponseHeaders: function() {
+ return completed ? responseHeadersString : null;
+ },
+
+ // Caches the header
+ setRequestHeader: function( name, value ) {
+ if ( completed == null ) {
+ name = requestHeadersNames[ name.toLowerCase() ] =
+ requestHeadersNames[ name.toLowerCase() ] || name;
+ requestHeaders[ name ] = value;
+ }
+ return this;
+ },
+
+ // Overrides response content-type header
+ overrideMimeType: function( type ) {
+ if ( completed == null ) {
+ s.mimeType = type;
+ }
+ return this;
+ },
+
+ // Status-dependent callbacks
+ statusCode: function( map ) {
+ var code;
+ if ( map ) {
+ if ( completed ) {
+
+ // Execute the appropriate callbacks
+ jqXHR.always( map[ jqXHR.status ] );
+ } else {
+
+ // Lazy-add the new callbacks in a way that preserves old ones
+ for ( code in map ) {
+ statusCode[ code ] = [ statusCode[ code ], map[ code ] ];
+ }
+ }
+ }
+ return this;
+ },
+
+ // Cancel the request
+ abort: function( statusText ) {
+ var finalText = statusText || strAbort;
+ if ( transport ) {
+ transport.abort( finalText );
+ }
+ done( 0, finalText );
+ return this;
+ }
+ };
+
+ // Attach deferreds
+ deferred.promise( jqXHR );
+
+ // Add protocol if not provided (prefilters might expect it)
+ // Handle falsy url in the settings object (trac-10093: consistency with old signature)
+ // We also use the url parameter if available
+ s.url = ( ( url || s.url || location.href ) + "" )
+ .replace( rprotocol, location.protocol + "//" );
+
+ // Alias method option to type as per ticket trac-12004
+ s.type = options.method || options.type || s.method || s.type;
+
+ // Extract dataTypes list
+ s.dataTypes = ( s.dataType || "*" ).toLowerCase().match( rnothtmlwhite ) || [ "" ];
+
+ // A cross-domain request is in order when the origin doesn't match the current origin.
+ if ( s.crossDomain == null ) {
+ urlAnchor = document.createElement( "a" );
+
+ // Support: IE <=8 - 11, Edge 12 - 15
+ // IE throws exception on accessing the href property if url is malformed,
+ // e.g. http://example.com:80x/
+ try {
+ urlAnchor.href = s.url;
+
+ // Support: IE <=8 - 11 only
+ // Anchor's host property isn't correctly set when s.url is relative
+ urlAnchor.href = urlAnchor.href;
+ s.crossDomain = originAnchor.protocol + "//" + originAnchor.host !==
+ urlAnchor.protocol + "//" + urlAnchor.host;
+ } catch ( e ) {
+
+ // If there is an error parsing the URL, assume it is crossDomain,
+ // it can be rejected by the transport if it is invalid
+ s.crossDomain = true;
+ }
+ }
+
+ // Convert data if not already a string
+ if ( s.data && s.processData && typeof s.data !== "string" ) {
+ s.data = jQuery.param( s.data, s.traditional );
+ }
+
+ // Apply prefilters
+ inspectPrefiltersOrTransports( prefilters, s, options, jqXHR );
+
+ // If request was aborted inside a prefilter, stop there
+ if ( completed ) {
+ return jqXHR;
+ }
+
+ // We can fire global events as of now if asked to
+ // Don't fire events if jQuery.event is undefined in an AMD-usage scenario (trac-15118)
+ fireGlobals = jQuery.event && s.global;
+
+ // Watch for a new set of requests
+ if ( fireGlobals && jQuery.active++ === 0 ) {
+ jQuery.event.trigger( "ajaxStart" );
+ }
+
+ // Uppercase the type
+ s.type = s.type.toUpperCase();
+
+ // Determine if request has content
+ s.hasContent = !rnoContent.test( s.type );
+
+ // Save the URL in case we're toying with the If-Modified-Since
+ // and/or If-None-Match header later on
+ // Remove hash to simplify url manipulation
+ cacheURL = s.url.replace( rhash, "" );
+
+ // More options handling for requests with no content
+ if ( !s.hasContent ) {
+
+ // Remember the hash so we can put it back
+ uncached = s.url.slice( cacheURL.length );
+
+ // If data is available and should be processed, append data to url
+ if ( s.data && ( s.processData || typeof s.data === "string" ) ) {
+ cacheURL += ( rquery.test( cacheURL ) ? "&" : "?" ) + s.data;
+
+ // trac-9682: remove data so that it's not used in an eventual retry
+ delete s.data;
+ }
+
+ // Add or update anti-cache param if needed
+ if ( s.cache === false ) {
+ cacheURL = cacheURL.replace( rantiCache, "$1" );
+ uncached = ( rquery.test( cacheURL ) ? "&" : "?" ) + "_=" + ( nonce.guid++ ) +
+ uncached;
+ }
+
+ // Put hash and anti-cache on the URL that will be requested (gh-1732)
+ s.url = cacheURL + uncached;
+
+ // Change '%20' to '+' if this is encoded form body content (gh-2658)
+ } else if ( s.data && s.processData &&
+ ( s.contentType || "" ).indexOf( "application/x-www-form-urlencoded" ) === 0 ) {
+ s.data = s.data.replace( r20, "+" );
+ }
+
+ // Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.
+ if ( s.ifModified ) {
+ if ( jQuery.lastModified[ cacheURL ] ) {
+ jqXHR.setRequestHeader( "If-Modified-Since", jQuery.lastModified[ cacheURL ] );
+ }
+ if ( jQuery.etag[ cacheURL ] ) {
+ jqXHR.setRequestHeader( "If-None-Match", jQuery.etag[ cacheURL ] );
+ }
+ }
+
+ // Set the correct header, if data is being sent
+ if ( s.data && s.hasContent && s.contentType !== false || options.contentType ) {
+ jqXHR.setRequestHeader( "Content-Type", s.contentType );
+ }
+
+ // Set the Accepts header for the server, depending on the dataType
+ jqXHR.setRequestHeader(
+ "Accept",
+ s.dataTypes[ 0 ] && s.accepts[ s.dataTypes[ 0 ] ] ?
+ s.accepts[ s.dataTypes[ 0 ] ] +
+ ( s.dataTypes[ 0 ] !== "*" ? ", " + allTypes + "; q=0.01" : "" ) :
+ s.accepts[ "*" ]
+ );
+
+ // Check for headers option
+ for ( i in s.headers ) {
+ jqXHR.setRequestHeader( i, s.headers[ i ] );
+ }
+
+ // Allow custom headers/mimetypes and early abort
+ if ( s.beforeSend &&
+ ( s.beforeSend.call( callbackContext, jqXHR, s ) === false || completed ) ) {
+
+ // Abort if not done already and return
+ return jqXHR.abort();
+ }
+
+ // Aborting is no longer a cancellation
+ strAbort = "abort";
+
+ // Install callbacks on deferreds
+ completeDeferred.add( s.complete );
+ jqXHR.done( s.success );
+ jqXHR.fail( s.error );
+
+ // Get transport
+ transport = inspectPrefiltersOrTransports( transports, s, options, jqXHR );
+
+ // If no transport, we auto-abort
+ if ( !transport ) {
+ done( -1, "No Transport" );
+ } else {
+ jqXHR.readyState = 1;
+
+ // Send global event
+ if ( fireGlobals ) {
+ globalEventContext.trigger( "ajaxSend", [ jqXHR, s ] );
+ }
+
+ // If request was aborted inside ajaxSend, stop there
+ if ( completed ) {
+ return jqXHR;
+ }
+
+ // Timeout
+ if ( s.async && s.timeout > 0 ) {
+ timeoutTimer = window.setTimeout( function() {
+ jqXHR.abort( "timeout" );
+ }, s.timeout );
+ }
+
+ try {
+ completed = false;
+ transport.send( requestHeaders, done );
+ } catch ( e ) {
+
+ // Rethrow post-completion exceptions
+ if ( completed ) {
+ throw e;
+ }
+
+ // Propagate others as results
+ done( -1, e );
+ }
+ }
+
+ // Callback for when everything is done
+ function done( status, nativeStatusText, responses, headers ) {
+ var isSuccess, success, error, response, modified,
+ statusText = nativeStatusText;
+
+ // Ignore repeat invocations
+ if ( completed ) {
+ return;
+ }
+
+ completed = true;
+
+ // Clear timeout if it exists
+ if ( timeoutTimer ) {
+ window.clearTimeout( timeoutTimer );
+ }
+
+ // Dereference transport for early garbage collection
+ // (no matter how long the jqXHR object will be used)
+ transport = undefined;
+
+ // Cache response headers
+ responseHeadersString = headers || "";
+
+ // Set readyState
+ jqXHR.readyState = status > 0 ? 4 : 0;
+
+ // Determine if successful
+ isSuccess = status >= 200 && status < 300 || status === 304;
+
+ // Get response data
+ if ( responses ) {
+ response = ajaxHandleResponses( s, jqXHR, responses );
+ }
+
+ // Use a noop converter for missing script but not if jsonp
+ if ( !isSuccess &&
+ jQuery.inArray( "script", s.dataTypes ) > -1 &&
+ jQuery.inArray( "json", s.dataTypes ) < 0 ) {
+ s.converters[ "text script" ] = function() {};
+ }
+
+ // Convert no matter what (that way responseXXX fields are always set)
+ response = ajaxConvert( s, response, jqXHR, isSuccess );
+
+ // If successful, handle type chaining
+ if ( isSuccess ) {
+
+ // Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.
+ if ( s.ifModified ) {
+ modified = jqXHR.getResponseHeader( "Last-Modified" );
+ if ( modified ) {
+ jQuery.lastModified[ cacheURL ] = modified;
+ }
+ modified = jqXHR.getResponseHeader( "etag" );
+ if ( modified ) {
+ jQuery.etag[ cacheURL ] = modified;
+ }
+ }
+
+ // if no content
+ if ( status === 204 || s.type === "HEAD" ) {
+ statusText = "nocontent";
+
+ // if not modified
+ } else if ( status === 304 ) {
+ statusText = "notmodified";
+
+ // If we have data, let's convert it
+ } else {
+ statusText = response.state;
+ success = response.data;
+ error = response.error;
+ isSuccess = !error;
+ }
+ } else {
+
+ // Extract error from statusText and normalize for non-aborts
+ error = statusText;
+ if ( status || !statusText ) {
+ statusText = "error";
+ if ( status < 0 ) {
+ status = 0;
+ }
+ }
+ }
+
+ // Set data for the fake xhr object
+ jqXHR.status = status;
+ jqXHR.statusText = ( nativeStatusText || statusText ) + "";
+
+ // Success/Error
+ if ( isSuccess ) {
+ deferred.resolveWith( callbackContext, [ success, statusText, jqXHR ] );
+ } else {
+ deferred.rejectWith( callbackContext, [ jqXHR, statusText, error ] );
+ }
+
+ // Status-dependent callbacks
+ jqXHR.statusCode( statusCode );
+ statusCode = undefined;
+
+ if ( fireGlobals ) {
+ globalEventContext.trigger( isSuccess ? "ajaxSuccess" : "ajaxError",
+ [ jqXHR, s, isSuccess ? success : error ] );
+ }
+
+ // Complete
+ completeDeferred.fireWith( callbackContext, [ jqXHR, statusText ] );
+
+ if ( fireGlobals ) {
+ globalEventContext.trigger( "ajaxComplete", [ jqXHR, s ] );
+
+ // Handle the global AJAX counter
+ if ( !( --jQuery.active ) ) {
+ jQuery.event.trigger( "ajaxStop" );
+ }
+ }
+ }
+
+ return jqXHR;
+ },
+
+ getJSON: function( url, data, callback ) {
+ return jQuery.get( url, data, callback, "json" );
+ },
+
+ getScript: function( url, callback ) {
+ return jQuery.get( url, undefined, callback, "script" );
+ }
+} );
+
+jQuery.each( [ "get", "post" ], function( _i, method ) {
+ jQuery[ method ] = function( url, data, callback, type ) {
+
+ // Shift arguments if data argument was omitted
+ if ( isFunction( data ) ) {
+ type = type || callback;
+ callback = data;
+ data = undefined;
+ }
+
+ // The url can be an options object (which then must have .url)
+ return jQuery.ajax( jQuery.extend( {
+ url: url,
+ type: method,
+ dataType: type,
+ data: data,
+ success: callback
+ }, jQuery.isPlainObject( url ) && url ) );
+ };
+} );
+
+jQuery.ajaxPrefilter( function( s ) {
+ var i;
+ for ( i in s.headers ) {
+ if ( i.toLowerCase() === "content-type" ) {
+ s.contentType = s.headers[ i ] || "";
+ }
+ }
+} );
+
+
+jQuery._evalUrl = function( url, options, doc ) {
+ return jQuery.ajax( {
+ url: url,
+
+ // Make this explicit, since user can override this through ajaxSetup (trac-11264)
+ type: "GET",
+ dataType: "script",
+ cache: true,
+ async: false,
+ global: false,
+
+ // Only evaluate the response if it is successful (gh-4126)
+ // dataFilter is not invoked for failure responses, so using it instead
+ // of the default converter is kludgy but it works.
+ converters: {
+ "text script": function() {}
+ },
+ dataFilter: function( response ) {
+ jQuery.globalEval( response, options, doc );
+ }
+ } );
+};
+
+
+jQuery.fn.extend( {
+ wrapAll: function( html ) {
+ var wrap;
+
+ if ( this[ 0 ] ) {
+ if ( isFunction( html ) ) {
+ html = html.call( this[ 0 ] );
+ }
+
+ // The elements to wrap the target around
+ wrap = jQuery( html, this[ 0 ].ownerDocument ).eq( 0 ).clone( true );
+
+ if ( this[ 0 ].parentNode ) {
+ wrap.insertBefore( this[ 0 ] );
+ }
+
+ wrap.map( function() {
+ var elem = this;
+
+ while ( elem.firstElementChild ) {
+ elem = elem.firstElementChild;
+ }
+
+ return elem;
+ } ).append( this );
+ }
+
+ return this;
+ },
+
+ wrapInner: function( html ) {
+ if ( isFunction( html ) ) {
+ return this.each( function( i ) {
+ jQuery( this ).wrapInner( html.call( this, i ) );
+ } );
+ }
+
+ return this.each( function() {
+ var self = jQuery( this ),
+ contents = self.contents();
+
+ if ( contents.length ) {
+ contents.wrapAll( html );
+
+ } else {
+ self.append( html );
+ }
+ } );
+ },
+
+ wrap: function( html ) {
+ var htmlIsFunction = isFunction( html );
+
+ return this.each( function( i ) {
+ jQuery( this ).wrapAll( htmlIsFunction ? html.call( this, i ) : html );
+ } );
+ },
+
+ unwrap: function( selector ) {
+ this.parent( selector ).not( "body" ).each( function() {
+ jQuery( this ).replaceWith( this.childNodes );
+ } );
+ return this;
+ }
+} );
+
+
+jQuery.expr.pseudos.hidden = function( elem ) {
+ return !jQuery.expr.pseudos.visible( elem );
+};
+jQuery.expr.pseudos.visible = function( elem ) {
+ return !!( elem.offsetWidth || elem.offsetHeight || elem.getClientRects().length );
+};
+
+
+
+
+jQuery.ajaxSettings.xhr = function() {
+ try {
+ return new window.XMLHttpRequest();
+ } catch ( e ) {}
+};
+
+var xhrSuccessStatus = {
+
+ // File protocol always yields status code 0, assume 200
+ 0: 200,
+
+ // Support: IE <=9 only
+ // trac-1450: sometimes IE returns 1223 when it should be 204
+ 1223: 204
+ },
+ xhrSupported = jQuery.ajaxSettings.xhr();
+
+support.cors = !!xhrSupported && ( "withCredentials" in xhrSupported );
+support.ajax = xhrSupported = !!xhrSupported;
+
+jQuery.ajaxTransport( function( options ) {
+ var callback, errorCallback;
+
+ // Cross domain only allowed if supported through XMLHttpRequest
+ if ( support.cors || xhrSupported && !options.crossDomain ) {
+ return {
+ send: function( headers, complete ) {
+ var i,
+ xhr = options.xhr();
+
+ xhr.open(
+ options.type,
+ options.url,
+ options.async,
+ options.username,
+ options.password
+ );
+
+ // Apply custom fields if provided
+ if ( options.xhrFields ) {
+ for ( i in options.xhrFields ) {
+ xhr[ i ] = options.xhrFields[ i ];
+ }
+ }
+
+ // Override mime type if needed
+ if ( options.mimeType && xhr.overrideMimeType ) {
+ xhr.overrideMimeType( options.mimeType );
+ }
+
+ // X-Requested-With header
+ // For cross-domain requests, seeing as conditions for a preflight are
+ // akin to a jigsaw puzzle, we simply never set it to be sure.
+ // (it can always be set on a per-request basis or even using ajaxSetup)
+ // For same-domain requests, won't change header if already provided.
+ if ( !options.crossDomain && !headers[ "X-Requested-With" ] ) {
+ headers[ "X-Requested-With" ] = "XMLHttpRequest";
+ }
+
+ // Set headers
+ for ( i in headers ) {
+ xhr.setRequestHeader( i, headers[ i ] );
+ }
+
+ // Callback
+ callback = function( type ) {
+ return function() {
+ if ( callback ) {
+ callback = errorCallback = xhr.onload =
+ xhr.onerror = xhr.onabort = xhr.ontimeout =
+ xhr.onreadystatechange = null;
+
+ if ( type === "abort" ) {
+ xhr.abort();
+ } else if ( type === "error" ) {
+
+ // Support: IE <=9 only
+ // On a manual native abort, IE9 throws
+ // errors on any property access that is not readyState
+ if ( typeof xhr.status !== "number" ) {
+ complete( 0, "error" );
+ } else {
+ complete(
+
+ // File: protocol always yields status 0; see trac-8605, trac-14207
+ xhr.status,
+ xhr.statusText
+ );
+ }
+ } else {
+ complete(
+ xhrSuccessStatus[ xhr.status ] || xhr.status,
+ xhr.statusText,
+
+ // Support: IE <=9 only
+ // IE9 has no XHR2 but throws on binary (trac-11426)
+ // For XHR2 non-text, let the caller handle it (gh-2498)
+ ( xhr.responseType || "text" ) !== "text" ||
+ typeof xhr.responseText !== "string" ?
+ { binary: xhr.response } :
+ { text: xhr.responseText },
+ xhr.getAllResponseHeaders()
+ );
+ }
+ }
+ };
+ };
+
+ // Listen to events
+ xhr.onload = callback();
+ errorCallback = xhr.onerror = xhr.ontimeout = callback( "error" );
+
+ // Support: IE 9 only
+ // Use onreadystatechange to replace onabort
+ // to handle uncaught aborts
+ if ( xhr.onabort !== undefined ) {
+ xhr.onabort = errorCallback;
+ } else {
+ xhr.onreadystatechange = function() {
+
+ // Check readyState before timeout as it changes
+ if ( xhr.readyState === 4 ) {
+
+ // Allow onerror to be called first,
+ // but that will not handle a native abort
+ // Also, save errorCallback to a variable
+ // as xhr.onerror cannot be accessed
+ window.setTimeout( function() {
+ if ( callback ) {
+ errorCallback();
+ }
+ } );
+ }
+ };
+ }
+
+ // Create the abort callback
+ callback = callback( "abort" );
+
+ try {
+
+ // Do send the request (this may raise an exception)
+ xhr.send( options.hasContent && options.data || null );
+ } catch ( e ) {
+
+ // trac-14683: Only rethrow if this hasn't been notified as an error yet
+ if ( callback ) {
+ throw e;
+ }
+ }
+ },
+
+ abort: function() {
+ if ( callback ) {
+ callback();
+ }
+ }
+ };
+ }
+} );
+
+
+
+
+// Prevent auto-execution of scripts when no explicit dataType was provided (See gh-2432)
+jQuery.ajaxPrefilter( function( s ) {
+ if ( s.crossDomain ) {
+ s.contents.script = false;
+ }
+} );
+
+// Install script dataType
+jQuery.ajaxSetup( {
+ accepts: {
+ script: "text/javascript, application/javascript, " +
+ "application/ecmascript, application/x-ecmascript"
+ },
+ contents: {
+ script: /\b(?:java|ecma)script\b/
+ },
+ converters: {
+ "text script": function( text ) {
+ jQuery.globalEval( text );
+ return text;
+ }
+ }
+} );
+
+// Handle cache's special case and crossDomain
+jQuery.ajaxPrefilter( "script", function( s ) {
+ if ( s.cache === undefined ) {
+ s.cache = false;
+ }
+ if ( s.crossDomain ) {
+ s.type = "GET";
+ }
+} );
+
+// Bind script tag hack transport
+jQuery.ajaxTransport( "script", function( s ) {
+
+ // This transport only deals with cross domain or forced-by-attrs requests
+ if ( s.crossDomain || s.scriptAttrs ) {
+ var script, callback;
+ return {
+ send: function( _, complete ) {
+ script = jQuery( "