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815 lines
36 KiB
815 lines
36 KiB
/*jshint undef: true */
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/*global jQuery: true */
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/*
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--------------------------------
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Infinite Scroll
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--------------------------------
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+ https://github.com/paulirish/infinite-scroll
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+ version 2.0b2.120519
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+ Copyright 2011/12 Paul Irish & Luke Shumard
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+ Licensed under the MIT license
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+ Documentation: http://infinite-scroll.com/
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*/
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(function (window, $, undefined) {
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"use strict";
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$.infinitescroll = function infscr(options, callback, element) {
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this.element = $(element);
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// Flag the object in the event of a failed creation
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if (!this._create(options, callback)) {
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this.failed = true;
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}
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};
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$.infinitescroll.defaults = {
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loading: {
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finished: undefined,
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finishedMsg: "<em>貌似所有内容已经加载完毕了~~</em>",
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img: "data:image/gif;base64,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",
|
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msg: null,
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msgText: "<em>正在努力加载，请稍后......</em>",
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selector: null,
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speed: 'low',
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start: undefined
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},
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state: {
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isDuringAjax: false,
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isInvalidPage: false,
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isDestroyed: false,
|
|
isDone: false, // For when it goes all the way through the archive.
|
|
isPaused: false,
|
|
isBeyondMaxPage: false,
|
|
currPage: 1
|
|
},
|
|
debug: false,
|
|
behavior: undefined,
|
|
binder: $(window), // used to cache the selector
|
|
nextSelector: "div.navigation a:first",
|
|
navSelector: "div.navigation",
|
|
contentSelector: null, // rename to pageFragment
|
|
extraScrollPx: 150,
|
|
itemSelector: "div.post",
|
|
animate: false,
|
|
pathParse: undefined,
|
|
dataType: 'html',
|
|
appendCallback: true,
|
|
bufferPx: 40,
|
|
errorCallback: function () { },
|
|
infid: 0, //Instance ID
|
|
pixelsFromNavToBottom: undefined,
|
|
path: undefined, // Either parts of a URL as an array (e.g. ["/page/", "/"] or a function that takes in the page number and returns a URL
|
|
prefill: false, // When the document is smaller than the window, load data until the document is larger or links are exhausted
|
|
maxPage: undefined // to manually control maximum page (when maxPage is undefined, maximum page limitation is not work)
|
|
};
|
|
|
|
$.infinitescroll.prototype = {
|
|
|
|
/*
|
|
----------------------------
|
|
Private methods
|
|
----------------------------
|
|
*/
|
|
|
|
// Bind or unbind from scroll
|
|
_binding: function infscr_binding(binding) {
|
|
|
|
var instance = this,
|
|
opts = instance.options;
|
|
|
|
opts.v = '2.0b2.120520';
|
|
|
|
// if behavior is defined and this function is extended, call that instead of default
|
|
if (!!opts.behavior && this['_binding_'+opts.behavior] !== undefined) {
|
|
this['_binding_'+opts.behavior].call(this);
|
|
return;
|
|
}
|
|
|
|
if (binding !== 'bind' && binding !== 'unbind') {
|
|
this._debug('Binding value ' + binding + ' not valid');
|
|
return false;
|
|
}
|
|
|
|
if (binding === 'unbind') {
|
|
(this.options.binder).unbind('smartscroll.infscr.' + instance.options.infid);
|
|
} else {
|
|
(this.options.binder)[binding]('smartscroll.infscr.' + instance.options.infid, function () {
|
|
instance.scroll();
|
|
});
|
|
}
|
|
|
|
this._debug('Binding', binding);
|
|
},
|
|
|
|
// Fundamental aspects of the plugin are initialized
|
|
_create: function infscr_create(options, callback) {
|
|
|
|
// Add custom options to defaults
|
|
var opts = $.extend(true, {}, $.infinitescroll.defaults, options);
|
|
this.options = opts;
|
|
var $window = $(window);
|
|
var instance = this;
|
|
|
|
// Validate selectors
|
|
if (!instance._validate(options)) {
|
|
return false;
|
|
}
|
|
|
|
// Validate page fragment path
|
|
var path = $(opts.nextSelector).attr('href');
|
|
if (!path) {
|
|
this._debug('Navigation selector not found');
|
|
return false;
|
|
}
|
|
|
|
// Set the path to be a relative URL from root.
|
|
opts.path = opts.path || this._determinepath(path);
|
|
|
|
// contentSelector is 'page fragment' option for .load() / .ajax() calls
|
|
opts.contentSelector = opts.contentSelector || this.element;
|
|
|
|
// loading.selector - if we want to place the load message in a specific selector, defaulted to the contentSelector
|
|
opts.loading.selector = opts.loading.selector || opts.contentSelector;
|
|
|
|
// Define loading.msg
|
|
opts.loading.msg = opts.loading.msg || $('<div id="infscr-loading"><img alt="Loading..." src="' + opts.loading.img + '" /><div>' + opts.loading.msgText + '</div></div>');
|
|
|
|
// Preload loading.img
|
|
(new Image()).src = opts.loading.img;
|
|
|
|
// distance from nav links to bottom
|
|
// computed as: height of the document + top offset of container - top offset of nav link
|
|
if(opts.pixelsFromNavToBottom === undefined) {
|
|
opts.pixelsFromNavToBottom = $(document).height() - $(opts.navSelector).offset().top;
|
|
this._debug("pixelsFromNavToBottom: " + opts.pixelsFromNavToBottom);
|
|
}
|
|
|
|
var self = this;
|
|
|
|
// determine loading.start actions
|
|
opts.loading.start = opts.loading.start || function() {
|
|
$(opts.navSelector).hide();
|
|
opts.loading.msg
|
|
.appendTo(opts.loading.selector)
|
|
.show(opts.loading.speed, $.proxy(function() {
|
|
this.beginAjax(opts);
|
|
}, self));
|
|
};
|
|
|
|
// determine loading.finished actions
|
|
opts.loading.finished = opts.loading.finished || function() {
|
|
if (!opts.state.isBeyondMaxPage)
|
|
opts.loading.msg.fadeOut(opts.loading.speed);
|
|
};
|
|
|
|
// callback loading
|
|
opts.callback = function(instance, data, url) {
|
|
if (!!opts.behavior && instance['_callback_'+opts.behavior] !== undefined) {
|
|
instance['_callback_'+opts.behavior].call($(opts.contentSelector)[0], data, url);
|
|
}
|
|
|
|
if (callback) {
|
|
callback.call($(opts.contentSelector)[0], data, opts, url);
|
|
}
|
|
|
|
if (opts.prefill) {
|
|
$window.bind("resize.infinite-scroll", instance._prefill);
|
|
}
|
|
};
|
|
|
|
if (options.debug) {
|
|
// Tell IE9 to use its built-in console
|
|
if (Function.prototype.bind && (typeof console === 'object' || typeof console === 'function') && typeof console.log === "object") {
|
|
["log","info","warn","error","assert","dir","clear","profile","profileEnd"]
|
|
.forEach(function (method) {
|
|
console[method] = this.call(console[method], console);
|
|
}, Function.prototype.bind);
|
|
}
|
|
}
|
|
|
|
this._setup();
|
|
|
|
// Setups the prefill method for use
|
|
if (opts.prefill) {
|
|
this._prefill();
|
|
}
|
|
|
|
// Return true to indicate successful creation
|
|
return true;
|
|
},
|
|
|
|
_prefill: function infscr_prefill() {
|
|
var instance = this;
|
|
var $window = $(window);
|
|
|
|
function needsPrefill() {
|
|
return (instance.options.contentSelector.height() <= $window.height());
|
|
}
|
|
|
|
this._prefill = function() {
|
|
if (needsPrefill()) {
|
|
instance.scroll();
|
|
}
|
|
|
|
$window.bind("resize.infinite-scroll", function() {
|
|
if (needsPrefill()) {
|
|
$window.unbind("resize.infinite-scroll");
|
|
instance.scroll();
|
|
}
|
|
});
|
|
};
|
|
|
|
// Call self after setting up the new function
|
|
this._prefill();
|
|
},
|
|
|
|
// Console log wrapper
|
|
_debug: function infscr_debug() {
|
|
if (true !== this.options.debug) {
|
|
return;
|
|
}
|
|
|
|
if (typeof console !== 'undefined' && typeof console.log === 'function') {
|
|
// Modern browsers
|
|
// Single argument, which is a string
|
|
if ((Array.prototype.slice.call(arguments)).length === 1 && typeof Array.prototype.slice.call(arguments)[0] === 'string') {
|
|
console.log( (Array.prototype.slice.call(arguments)).toString() );
|
|
} else {
|
|
console.log( Array.prototype.slice.call(arguments) );
|
|
}
|
|
} else if (!Function.prototype.bind && typeof console !== 'undefined' && typeof console.log === 'object') {
|
|
// IE8
|
|
Function.prototype.call.call(console.log, console, Array.prototype.slice.call(arguments));
|
|
}
|
|
},
|
|
|
|
// find the number to increment in the path.
|
|
_determinepath: function infscr_determinepath(path) {
|
|
|
|
var opts = this.options;
|
|
|
|
// if behavior is defined and this function is extended, call that instead of default
|
|
if (!!opts.behavior && this['_determinepath_'+opts.behavior] !== undefined) {
|
|
return this['_determinepath_'+opts.behavior].call(this,path);
|
|
}
|
|
|
|
if (!!opts.pathParse) {
|
|
|
|
this._debug('pathParse manual');
|
|
return opts.pathParse(path, this.options.state.currPage+1);
|
|
|
|
} else if (path.match(/^(.*?)\b2\b(.*?$)/)) {
|
|
path = path.match(/^(.*?)\b2\b(.*?$)/).slice(1);
|
|
|
|
// if there is any 2 in the url at all.
|
|
} else if (path.match(/^(.*?)2(.*?$)/)) {
|
|
|
|
// page= is used in django:
|
|
// http://www.infinite-scroll.com/changelog/comment-page-1/#comment-127
|
|
if (path.match(/^(.*?page=)2(\/.*|$)/)) {
|
|
path = path.match(/^(.*?page=)2(\/.*|$)/).slice(1);
|
|
return path;
|
|
}
|
|
|
|
path = path.match(/^(.*?)2(.*?$)/).slice(1);
|
|
|
|
} else {
|
|
|
|
// page= is used in drupal too but second page is page=1 not page=2:
|
|
// thx Jerod Fritz, vladikoff
|
|
if (path.match(/^(.*?page=)1(\/.*|$)/)) {
|
|
path = path.match(/^(.*?page=)1(\/.*|$)/).slice(1);
|
|
return path;
|
|
} else {
|
|
this._debug('Sorry, we couldn\'t parse your Next (Previous Posts) URL. Verify your the css selector points to the correct A tag. If you still get this error: yell, scream, and kindly ask for help at infinite-scroll.com.');
|
|
// Get rid of isInvalidPage to allow permalink to state
|
|
opts.state.isInvalidPage = true; //prevent it from running on this page.
|
|
}
|
|
}
|
|
this._debug('determinePath', path);
|
|
return path;
|
|
|
|
},
|
|
|
|
// Custom error
|
|
_error: function infscr_error(xhr) {
|
|
|
|
var opts = this.options;
|
|
|
|
// if behavior is defined and this function is extended, call that instead of default
|
|
if (!!opts.behavior && this['_error_'+opts.behavior] !== undefined) {
|
|
this['_error_'+opts.behavior].call(this,xhr);
|
|
return;
|
|
}
|
|
|
|
if (xhr !== 'destroy' && xhr !== 'end') {
|
|
xhr = 'unknown';
|
|
}
|
|
|
|
this._debug('Error', xhr);
|
|
|
|
if (xhr === 'end' || opts.state.isBeyondMaxPage) {
|
|
this._showdonemsg();
|
|
}
|
|
|
|
opts.state.isDone = true;
|
|
opts.state.currPage = 1; // if you need to go back to this instance
|
|
opts.state.isPaused = false;
|
|
opts.state.isBeyondMaxPage = false;
|
|
this._binding('unbind');
|
|
|
|
},
|
|
|
|
// Load Callback
|
|
_loadcallback: function infscr_loadcallback(box, data, url) {
|
|
var opts = this.options,
|
|
callback = this.options.callback, // GLOBAL OBJECT FOR CALLBACK
|
|
result = (opts.state.isDone) ? 'done' : (!opts.appendCallback) ? 'no-append' : 'append',
|
|
frag;
|
|
|
|
// if behavior is defined and this function is extended, call that instead of default
|
|
if (!!opts.behavior && this['_loadcallback_'+opts.behavior] !== undefined) {
|
|
this['_loadcallback_'+opts.behavior].call(this,box,data);
|
|
return;
|
|
}
|
|
|
|
switch (result) {
|
|
case 'done':
|
|
this._showdonemsg();
|
|
return false;
|
|
|
|
case 'no-append':
|
|
if (opts.dataType === 'html') {
|
|
data = '<div>' + data + '</div>';
|
|
data = $(data).find(opts.itemSelector);
|
|
}
|
|
break;
|
|
|
|
case 'append':
|
|
var children = box.children();
|
|
// if it didn't return anything
|
|
if (children.length === 0) {
|
|
return this._error('end');
|
|
}
|
|
|
|
// use a documentFragment because it works when content is going into a table or UL
|
|
frag = document.createDocumentFragment();
|
|
while (box[0].firstChild) {
|
|
frag.appendChild(box[0].firstChild);
|
|
}
|
|
|
|
this._debug('contentSelector', $(opts.contentSelector)[0]);
|
|
$(opts.contentSelector)[0].appendChild(frag);
|
|
// previously, we would pass in the new DOM element as context for the callback
|
|
// however we're now using a documentfragment, which doesn't have parents or children,
|
|
// so the context is the contentContainer guy, and we pass in an array
|
|
// of the elements collected as the first argument.
|
|
|
|
data = children.get();
|
|
break;
|
|
}
|
|
|
|
// loadingEnd function
|
|
opts.loading.finished.call($(opts.contentSelector)[0],opts);
|
|
|
|
// smooth scroll to ease in the new content
|
|
if (opts.animate) {
|
|
var scrollTo = $(window).scrollTop() + $(opts.loading.msg).height() + opts.extraScrollPx + 'px';
|
|
$('html,body').animate({ scrollTop: scrollTo }, 800, function () { opts.state.isDuringAjax = false; });
|
|
}
|
|
|
|
if (!opts.animate) {
|
|
// once the call is done, we can allow it again.
|
|
opts.state.isDuringAjax = false;
|
|
}
|
|
|
|
callback(this, data, url);
|
|
|
|
if (opts.prefill) {
|
|
this._prefill();
|
|
}
|
|
},
|
|
|
|
_nearbottom: function infscr_nearbottom() {
|
|
|
|
var opts = this.options,
|
|
pixelsFromWindowBottomToBottom = 0 + $(document).height() - (opts.binder.scrollTop()) - $(window).height();
|
|
|
|
// if behavior is defined and this function is extended, call that instead of default
|
|
if (!!opts.behavior && this['_nearbottom_'+opts.behavior] !== undefined) {
|
|
return this['_nearbottom_'+opts.behavior].call(this);
|
|
}
|
|
|
|
this._debug('math:', pixelsFromWindowBottomToBottom, opts.pixelsFromNavToBottom);
|
|
|
|
// if distance remaining in the scroll (including buffer) is less than the orignal nav to bottom....
|
|
return (pixelsFromWindowBottomToBottom - opts.bufferPx < opts.pixelsFromNavToBottom);
|
|
|
|
},
|
|
|
|
// Pause / temporarily disable plugin from firing
|
|
_pausing: function infscr_pausing(pause) {
|
|
|
|
var opts = this.options;
|
|
|
|
// if behavior is defined and this function is extended, call that instead of default
|
|
if (!!opts.behavior && this['_pausing_'+opts.behavior] !== undefined) {
|
|
this['_pausing_'+opts.behavior].call(this,pause);
|
|
return;
|
|
}
|
|
|
|
// If pause is not 'pause' or 'resume', toggle it's value
|
|
if (pause !== 'pause' && pause !== 'resume' && pause !== null) {
|
|
this._debug('Invalid argument. Toggling pause value instead');
|
|
}
|
|
|
|
pause = (pause && (pause === 'pause' || pause === 'resume')) ? pause : 'toggle';
|
|
|
|
switch (pause) {
|
|
case 'pause':
|
|
opts.state.isPaused = true;
|
|
break;
|
|
|
|
case 'resume':
|
|
opts.state.isPaused = false;
|
|
break;
|
|
|
|
case 'toggle':
|
|
opts.state.isPaused = !opts.state.isPaused;
|
|
break;
|
|
}
|
|
|
|
this._debug('Paused', opts.state.isPaused);
|
|
return false;
|
|
|
|
},
|
|
|
|
// Behavior is determined
|
|
// If the behavior option is undefined, it will set to default and bind to scroll
|
|
_setup: function infscr_setup() {
|
|
|
|
var opts = this.options;
|
|
|
|
// if behavior is defined and this function is extended, call that instead of default
|
|
if (!!opts.behavior && this['_setup_'+opts.behavior] !== undefined) {
|
|
this['_setup_'+opts.behavior].call(this);
|
|
return;
|
|
}
|
|
|
|
this._binding('bind');
|
|
|
|
return false;
|
|
|
|
},
|
|
|
|
// Show done message
|
|
_showdonemsg: function infscr_showdonemsg() {
|
|
|
|
var opts = this.options;
|
|
|
|
// if behavior is defined and this function is extended, call that instead of default
|
|
if (!!opts.behavior && this['_showdonemsg_'+opts.behavior] !== undefined) {
|
|
this['_showdonemsg_'+opts.behavior].call(this);
|
|
return;
|
|
}
|
|
|
|
opts.loading.msg
|
|
.find('img')
|
|
.hide()
|
|
.parent()
|
|
.find('div').html(opts.loading.finishedMsg).animate({ opacity: 1 }, 2000, function () {
|
|
$(this).parent().fadeOut(opts.loading.speed);
|
|
});
|
|
|
|
// user provided callback when done
|
|
opts.errorCallback.call($(opts.contentSelector)[0],'done');
|
|
},
|
|
|
|
// grab each selector option and see if any fail
|
|
_validate: function infscr_validate(opts) {
|
|
for (var key in opts) {
|
|
if (key.indexOf && key.indexOf('Selector') > -1 && $(opts[key]).length === 0) {
|
|
this._debug('Your ' + key + ' found no elements.');
|
|
return false;
|
|
}
|
|
}
|
|
|
|
return true;
|
|
},
|
|
|
|
/*
|
|
----------------------------
|
|
Public methods
|
|
----------------------------
|
|
*/
|
|
|
|
// Bind to scroll
|
|
bind: function infscr_bind() {
|
|
this._binding('bind');
|
|
},
|
|
|
|
// Destroy current instance of plugin
|
|
destroy: function infscr_destroy() {
|
|
this.options.state.isDestroyed = true;
|
|
this.options.loading.finished();
|
|
return this._error('destroy');
|
|
},
|
|
|
|
// Set pause value to false
|
|
pause: function infscr_pause() {
|
|
this._pausing('pause');
|
|
},
|
|
|
|
// Set pause value to false
|
|
resume: function infscr_resume() {
|
|
this._pausing('resume');
|
|
},
|
|
|
|
beginAjax: function infscr_ajax(opts) {
|
|
var instance = this,
|
|
path = opts.path,
|
|
box, desturl, method, condition;
|
|
|
|
// increment the URL bit. e.g. /page/3/
|
|
opts.state.currPage++;
|
|
|
|
// Manually control maximum page
|
|
if ( opts.maxPage != undefined && opts.state.currPage > opts.maxPage ){
|
|
opts.state.isBeyondMaxPage = true;
|
|
this.destroy();
|
|
return;
|
|
}
|
|
|
|
// if we're dealing with a table we can't use DIVs
|
|
box = $(opts.contentSelector).is('table, tbody') ? $('<tbody/>') : $('<div/>');
|
|
|
|
desturl = (typeof path === 'function') ? path(opts.state.currPage) : path.join(opts.state.currPage);
|
|
instance._debug('heading into ajax', desturl);
|
|
|
|
method = (opts.dataType === 'html' || opts.dataType === 'json' ) ? opts.dataType : 'html+callback';
|
|
if (opts.appendCallback && opts.dataType === 'html') {
|
|
method += '+callback';
|
|
}
|
|
|
|
switch (method) {
|
|
case 'html+callback':
|
|
instance._debug('Using HTML via .load() method');
|
|
box.load(desturl + ' ' + opts.itemSelector, undefined, function infscr_ajax_callback(responseText) {
|
|
instance._loadcallback(box, responseText, desturl);
|
|
});
|
|
|
|
break;
|
|
|
|
case 'html':
|
|
instance._debug('Using ' + (method.toUpperCase()) + ' via $.ajax() method');
|
|
$.ajax({
|
|
// params
|
|
url: desturl,
|
|
dataType: opts.dataType,
|
|
complete: function infscr_ajax_callback(jqXHR, textStatus) {
|
|
condition = (typeof (jqXHR.isResolved) !== 'undefined') ? (jqXHR.isResolved()) : (textStatus === "success" || textStatus === "notmodified");
|
|
if (condition) {
|
|
instance._loadcallback(box, jqXHR.responseText, desturl);
|
|
} else {
|
|
instance._error('end');
|
|
}
|
|
}
|
|
});
|
|
|
|
break;
|
|
case 'json':
|
|
instance._debug('Using ' + (method.toUpperCase()) + ' via $.ajax() method');
|
|
$.ajax({
|
|
dataType: 'json',
|
|
type: 'GET',
|
|
url: desturl,
|
|
success: function (data, textStatus, jqXHR) {
|
|
condition = (typeof (jqXHR.isResolved) !== 'undefined') ? (jqXHR.isResolved()) : (textStatus === "success" || textStatus === "notmodified");
|
|
if (opts.appendCallback) {
|
|
// if appendCallback is true, you must defined template in options.
|
|
// note that data passed into _loadcallback is already an html (after processed in opts.template(data)).
|
|
if (opts.template !== undefined) {
|
|
var theData = opts.template(data);
|
|
box.append(theData);
|
|
if (condition) {
|
|
instance._loadcallback(box, theData);
|
|
} else {
|
|
instance._error('end');
|
|
}
|
|
} else {
|
|
instance._debug("template must be defined.");
|
|
instance._error('end');
|
|
}
|
|
} else {
|
|
// if appendCallback is false, we will pass in the JSON object. you should handle it yourself in your callback.
|
|
if (condition) {
|
|
instance._loadcallback(box, data, desturl);
|
|
} else {
|
|
instance._error('end');
|
|
}
|
|
}
|
|
},
|
|
error: function() {
|
|
instance._debug("JSON ajax request failed.");
|
|
instance._error('end');
|
|
}
|
|
});
|
|
|
|
break;
|
|
}
|
|
},
|
|
|
|
// Retrieve next set of content items
|
|
retrieve: function infscr_retrieve(pageNum) {
|
|
pageNum = pageNum || null;
|
|
|
|
var instance = this,
|
|
opts = instance.options;
|
|
|
|
// if behavior is defined and this function is extended, call that instead of default
|
|
if (!!opts.behavior && this['retrieve_'+opts.behavior] !== undefined) {
|
|
this['retrieve_'+opts.behavior].call(this,pageNum);
|
|
return;
|
|
}
|
|
|
|
// for manual triggers, if destroyed, get out of here
|
|
if (opts.state.isDestroyed) {
|
|
this._debug('Instance is destroyed');
|
|
return false;
|
|
}
|
|
|
|
// we dont want to fire the ajax multiple times
|
|
opts.state.isDuringAjax = true;
|
|
|
|
opts.loading.start.call($(opts.contentSelector)[0],opts);
|
|
},
|
|
|
|
// Check to see next page is needed
|
|
scroll: function infscr_scroll() {
|
|
|
|
var opts = this.options,
|
|
state = opts.state;
|
|
|
|
// if behavior is defined and this function is extended, call that instead of default
|
|
if (!!opts.behavior && this['scroll_'+opts.behavior] !== undefined) {
|
|
this['scroll_'+opts.behavior].call(this);
|
|
return;
|
|
}
|
|
|
|
if (state.isDuringAjax || state.isInvalidPage || state.isDone || state.isDestroyed || state.isPaused) {
|
|
return;
|
|
}
|
|
|
|
if (!this._nearbottom()) {
|
|
return;
|
|
}
|
|
|
|
this.retrieve();
|
|
|
|
},
|
|
|
|
// Toggle pause value
|
|
toggle: function infscr_toggle() {
|
|
this._pausing();
|
|
},
|
|
|
|
// Unbind from scroll
|
|
unbind: function infscr_unbind() {
|
|
this._binding('unbind');
|
|
},
|
|
|
|
// update options
|
|
update: function infscr_options(key) {
|
|
if ($.isPlainObject(key)) {
|
|
this.options = $.extend(true,this.options,key);
|
|
}
|
|
}
|
|
};
|
|
|
|
|
|
/*
|
|
----------------------------
|
|
Infinite Scroll function
|
|
----------------------------
|
|
|
|
Borrowed logic from the following...
|
|
|
|
jQuery UI
|
|
- https://github.com/jquery/jquery-ui/blob/master/ui/jquery.ui.widget.js
|
|
|
|
jCarousel
|
|
- https://github.com/jsor/jcarousel/blob/master/lib/jquery.jcarousel.js
|
|
|
|
Masonry
|
|
- https://github.com/desandro/masonry/blob/master/jquery.masonry.js
|
|
|
|
*/
|
|
|
|
$.fn.infinitescroll = function infscr_init(options, callback) {
|
|
|
|
|
|
var thisCall = typeof options;
|
|
|
|
switch (thisCall) {
|
|
|
|
// method
|
|
case 'string':
|
|
var args = Array.prototype.slice.call(arguments, 1);
|
|
|
|
this.each(function () {
|
|
var instance = $.data(this, 'infinitescroll');
|
|
|
|
if (!instance) {
|
|
// not setup yet
|
|
// return $.error('Method ' + options + ' cannot be called until Infinite Scroll is setup');
|
|
return false;
|
|
}
|
|
|
|
if (!$.isFunction(instance[options]) || options.charAt(0) === "_") {
|
|
// return $.error('No such method ' + options + ' for Infinite Scroll');
|
|
return false;
|
|
}
|
|
|
|
// no errors!
|
|
instance[options].apply(instance, args);
|
|
});
|
|
|
|
break;
|
|
|
|
// creation
|
|
case 'object':
|
|
|
|
this.each(function () {
|
|
|
|
var instance = $.data(this, 'infinitescroll');
|
|
|
|
if (instance) {
|
|
|
|
// update options of current instance
|
|
instance.update(options);
|
|
|
|
} else {
|
|
|
|
// initialize new instance
|
|
instance = new $.infinitescroll(options, callback, this);
|
|
|
|
// don't attach if instantiation failed
|
|
if (!instance.failed) {
|
|
$.data(this, 'infinitescroll', instance);
|
|
}
|
|
|
|
}
|
|
|
|
});
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
return this;
|
|
};
|
|
|
|
|
|
|
|
/*
|
|
* smartscroll: debounced scroll event for jQuery *
|
|
* https://github.com/lukeshumard/smartscroll
|
|
* Based on smartresize by @louis_remi: https://github.com/lrbabe/jquery.smartresize.js *
|
|
* Copyright 2011 Louis-Remi & Luke Shumard * Licensed under the MIT license. *
|
|
*/
|
|
|
|
var event = $.event,
|
|
scrollTimeout;
|
|
|
|
event.special.smartscroll = {
|
|
setup: function () {
|
|
$(this).bind("scroll", event.special.smartscroll.handler);
|
|
},
|
|
teardown: function () {
|
|
$(this).unbind("scroll", event.special.smartscroll.handler);
|
|
},
|
|
handler: function (event, execAsap) {
|
|
// Save the context
|
|
var context = this,
|
|
args = arguments;
|
|
|
|
// set correct event type
|
|
event.type = "smartscroll";
|
|
|
|
if (scrollTimeout) { clearTimeout(scrollTimeout); }
|
|
scrollTimeout = setTimeout(function () {
|
|
$(context).trigger('smartscroll', args);
|
|
}, execAsap === "execAsap" ? 0 : 100);
|
|
}
|
|
};
|
|
|
|
$.fn.smartscroll = function (fn) {
|
|
return fn ? this.bind("smartscroll", fn) : this.trigger("smartscroll", ["execAsap"]);
|
|
};
|
|
|
|
|
|
})(window, jQuery);
|