/*
 Jquery
 janchie 2010.1
 1.02版
 */

var validResult = {};
var errorMsg = {};

(function ($) {
    $.fn.extend({
        valid: function () {
            if (!$(this).is("form")) return;

            var items = $.isArray(arguments[0]) ? arguments[0] : [],
                isBindSubmit = typeof arguments[1] === "boolean" ? arguments[1] : true,
                isAlert = typeof arguments[2] === "boolean" ? arguments[2] : false,

                rule = {
                    "eng": /^[A-Za-z]+$/,
                    "chn": /^[\u0391-\uFFE5]+$/,
                    "mail": /\w+([-+.]\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*/,
                    "url": /^http[s]?:\/\/[A-Za-z0-9]+\.[A-Za-z0-9]+[\/=\?%\-&_~`@[\]\':+!]*([^<>\"\"])*$/,
                    "currency": /^\d+(\.\d+)?$/,
                    "number": /^\d+$/,
                    "int": /^[0-9]{1,30}$/,
                    "double": /^[-\+]?\d+(\.\d+)?$/,
                    "username": /^[a-zA-Z]{1}([a-zA-Z0-9]|[._]){3,19}$/,
                    "password": /^[\w\W]{6,20}$/,
                    "safe": />|<|,|\[|\]|\{|\}|\?|\/|\+|=|\||\'|\\|\"|:|;|\~|\!|\@|\#|\*|\$|\%|\^|\&|\(|\)|`/i,
                    "dbc": /[ａ-ｚＡ-Ｚ０-９！＠＃￥％＾＆＊（）＿＋｛｝［］｜：＂＇；．，／？＜＞｀～　]/,
                    "qq": /[1-9][0-9]{4,}/,
                    "date": /^((((1[6-9]|[2-9]\d)\d{2})-(0?[13578]|1[02])-(0?[1-9]|[12]\d|3[01]))|(((1[6-9]|[2-9]\d)\d{2})-(0?[13456789]|1[012])-(0?[1-9]|[12]\d|30))|(((1[6-9]|[2-9]\d)\d{2})-0?2-(0?[1-9]|1\d|2[0-8]))|(((1[6-9]|[2-9]\d)(0[48]|[2468][048]|[13579][26])|((16|[2468][048]|[3579][26])00))-0?2-29-))$/,
                    "year": /^(19|20)[0-9]{2}$/,
                    "month": /^(0?[1-9]|1[0-2])$/,
                    "day": /^((0?[1-9])|((1|2)[0-9])|30|31)$/,
                    "hour": /^((0?[1-9])|((1|2)[0-3]))$/,
                    "minute": /^((0?[1-9])|((1|5)[0-9]))$/,
                    "second": /^((0?[1-9])|((1|5)[0-9]))$/,
                    "mobile": /^((\(\d{2,3}\))|(\d{3}\-))?13\d{9}$/,
                    "phone": /^[+]{0,1}(\d){1,3}[ ]?([-]?((\d)|[ ]){1,12})+$/,
                    "zipcode": /^[1-9]\d{5}$/,
                    "IDcard": /^((1[1-5])|(2[1-3])|(3[1-7])|(4[1-6])|(5[0-4])|(6[1-5])|71|(8[12])|91)\d{4}((19\d{2}(0[13-9]|1[012])(0[1-9]|[12]\d|30))|(19\d{2}(0[13578]|1[02])31)|(19\d{2}02(0[1-9]|1\d|2[0-8]))|(19([13579][26]|[2468][048]|0[48])0229))\d{3}(\d|X|x)?$/,
                    "ip": /^(\d{1,2}|1\d\d|2[0-4]\d|25[0-5])\.(\d{1,2}|1\d\d|2[0-4]\d|25[0-5])\.(\d{1,2}|1\d\d|2[0-4]\d|25[0-5])\.(\d{1,2}|1\d\d|2[0-4]\d|25[0-5])$/,
                    "file": /^[A-Za-z0-9]+((\.|-)[A-Za-z0-9]+)*\.[A-Za-z0-9]+$/,
                    "image": /.+\.(jpg|gif|png|bmp)$/i,
                    "word": /.+\.(doc|rtf|pdf)$/i,

                    "port": function (port) {
                        return (!isNaN(port) && port > 0 && port < 65536) ? true : false;
                    },
                    "eq": function (arg1, arg2) {
                        return arg1 == arg2 ? true : false;
                    },
                    "gt": function (arg1, arg2) {
                        return arg1 > arg2 ? true : false;
                    },
                    "gte": function (arg1, arg2) {
                        return arg1 >= arg2 ? true : false;
                    },
                    "lt": function (arg1, arg2) {
                        return arg1 < arg2 ? true : false;
                    },
                    "lte": function (arg1, arg2) {
                        return arg1 <= arg2 ? true : false;
                    }

                },

                msgSuffix = {
                    "eng": "only english welcomed",
                    "chn": "only chinese welcomed",
                    "mail": "invalid email format",
                    "url": "invalid url format",
                    "currency": "invalid number format",
                    "number": "only number welcomed",
                    "int": "only integer welcomed",
                    "double": "only float welcomed",
                    "username": "invalid username format,4-20 characters",
                    "password": "warning, you'd better use 6-20 characters",
                    "safe": "forbidden special characters",
                    "dbc": "forbidden full width characters",
                    "qq": "invalid qq format",
                    "date": "invalid date format",
                    "year": "invalid year format",
                    "month": "invalid month format",
                    "day": "invalid day format",
                    "hour": "invalid hour format",
                    "minute": "invalid minute format",
                    "second": "invalid second format",
                    "mobile": "invalid mobile format",
                    "phone": "invalid phone format",
                    "zipcode": "invalid zipcode format",
                    "IDcard": "invalid identity format",
                    "ip": "invalid ip format",
                    "port": "invalid port format",
                    "file": "invalid file format",
                    "image": "invalid image format",
                    "word": "invalid word file format",
                    "eq": "not equal",
                    "gt": "no greater than",
                    "gte": "no greater than or equal",
                    "lt": "no smaller than",
                    "lte": "no smaller than or equal"
                },

                msg = "", formObj = $(this), checkRet = true, isAll,
                tipname = function (namestr) {
                    return "tip_" + namestr.replace(/([a-zA-Z0-9])/g, "-$1");
                },

                typeTest = function () {
                    var result = true, args = arguments;
                    if (rule.hasOwnProperty(args[0])) {
                        var t = rule[args[0]], v = args[1];
                        result = args.length > 2 ? t.apply(arguments, [].slice.call(args, 1)) : ($.isFunction(t) ? t(v) : t.test(v));
                    }
                    return result;
                },

                showError = function (fieldObj, filedName, warnInfo) {
                    checkRet = false;
                    var tipObj = $("#" + tipname(filedName));
                    if (tipObj.length > 0) tipObj.remove();
                    var tipPosition = fieldObj.next().length > 0 ? fieldObj.nextAll().eq(this.length - 1) : fieldObj.eq(this.length - 1);
                    //tipPosition.after("<span class='tooltip' id='" + tipname(filedName) + "'> " + warnInfo + " </span>");
                    validResult[filedName] = false;
                    errorMsg[filedName] = warnInfo;
                    if (isAlert && isAll) msg = warnInfo;
                },

                showRight = function (fieldObj, filedName) {
                    var tipObj = $("#" + tipname(filedName));
                    if (tipObj.length > 0) tipObj.remove();
                    var tipPosition = fieldObj.next().length > 0 ? fieldObj.nextAll().eq(this.length - 1) : fieldObj.eq(this.length - 1);
                    //tipPosition.after("<span class='tooltip' id='" + tipname(filedName) + "'>correct</span>");
                    validResult[filedName] = true;
                },

                findTo = function (objName) {
                    var find;
                    $.each(items, function () {
                        if (this.name == objName && this.simple) {
                            find = this.simple;
                            return false;
                        }
                    });
                    if (!find) find = $("[name='" + objName + "']")[0].name;
                    return find;
                },

                fieldCheck = function (item) {
                    var i = item, field = $("[name='" + i.name + "']", formObj[0]);
                    if (!field[0]) return;

                    var warnMsg, fv = $.trim(field.val()), isRq = typeof i.require === "boolean" ? i.require : true;

                    if (isRq && ((field.is(":radio") || field.is(":checkbox")) && !field.is(":checked"))) {
                        warnMsg = i.message || "choice needed";
                        showError(field, i.name, warnMsg);

                    } else if (isRq && fv == "") {
                        warnMsg = i.message || ( field.is("select") ? "choice needed" : "not none" );
                        showError(field, i.name, warnMsg);

                    } else if (fv != "") {
                        if (i.min || i.max) {
                            var len = fv.length, min = i.min || 0, max = i.max;
                            warnMsg = i.message || (max ? "range" + min + "~" + max + "" : "min length" + min);

                            if ((max && (len > max || len < min)) || (!max && len < min)) {
                                showError(field, i.name, warnMsg);
                                return;
                            }
                        }
                        if (i.type) {
                            var matchVal = i.to ? $.trim($("[name='" + i.to + "']").val()) : i.value;
                            var matchRet = matchVal ? typeTest(i.type, fv, matchVal) : typeTest(i.type, fv);

                            warnMsg = i.message || msgSuffix[i.type];
                            if (matchVal) warnMsg += (i.to ? findTo(i.to) + "value" : i.value);

                            if (!matchRet) showError(field, i.name, warnMsg);
                            else showRight(field, i.name);

                        } else {
                            showRight(field, i.name);
                        }

                    } else if (isRq) {
                        showRight(field, i.name);
                    }

                },

                validate = function () {
                    $.each(items, function () {
                        isAll = true;
                        fieldCheck(this);
                    });

                    if (isAlert && msg != "") {
                        alert(msg);
                        msg = "";
                    }
                    return checkRet;
                };

            $.each(items, function () {
                var field = $("[name='" + this.name + "']", formObj[0]);
                if (field.is(":hidden")) return;

                var obj = this, toCheck = function () {
                    isAll = false;
                    fieldCheck(obj);
                };
                if (field.is(":file") || field.is("select")) {
                    field.change(toCheck);
                } else {
                    field.blur(toCheck);
                }
            });

            if (isBindSubmit) {
                $(this).submit(validate);
            } else {
                return validate();
            }

        }

    });

})(jQuery);