/*!
 * jQuery Validation Plugin v1.13.0
 *
 * http://jqueryvalidation.org/
 *
 * Copyright (c) 2014 Jörn Zaefferer
 * Released under the MIT license
 */
(function (factory) {
    if (typeof define === "function" && define.amd) {
        define(["jquery"], factory);
    } else {
        factory(jQuery);
    }
}(function ($) {

    $.extend($.fn,
        {
            // http://jqueryvalidation.org/validate/
            validate: function (options) {

                // if nothing is selected, return nothing; can't chain anyway
                if (!this.length) {
                    if (options && options.debug && window.console) {
                        console.warn("Nothing selected, can't validate, returning nothing.");
                    }
                    return;
                }

                // check if a validator for this form was already created
                var validator = $.data(this[0], "validator");
                if (validator) {
                    return validator;
                }

                // Add novalidate tag if HTML5.
                this.attr("novalidate", "novalidate");

                validator = new $.validator(options, this[0]);
                $.data(this[0], "validator", validator);

                if (validator.settings.onsubmit) {

                    this.validateDelegate(":submit",
                        "click",
                        function (event) {
                            if (validator.settings.submitHandler) {
                                validator.submitButton = event.target;
                            }
                            // allow suppressing validation by adding a cancel class to the submit button
                            if ($(event.target).hasClass("cancel")) {
                                validator.cancelSubmit = true;
                            }

                            // allow suppressing validation by adding the html5 formnovalidate attribute to the submit button
                            if ($(event.target).attr("formnovalidate") !== undefined) {
                                validator.cancelSubmit = true;
                            }
                        });

                    // validate the form on submit
                    this.submit(function (event) {
                        if (validator.settings.debug) {
                            // prevent form submit to be able to see console output
                            event.preventDefault();
                        }

                        function handle() {
                            var hidden;
                            if (validator.settings.submitHandler) {
                                if (validator.submitButton) {
                                    // insert a hidden input as a replacement for the missing submit button
                                    hidden = $("<input type='hidden'/>")
                                        .attr("name", validator.submitButton.name)
                                        .val($(validator.submitButton).val())
                                        .appendTo(validator.currentForm);
                                }
                                validator.settings.submitHandler.call(validator, validator.currentForm, event);
                                if (validator.submitButton) {
                                    // and clean up afterwards; thanks to no-block-scope, hidden can be referenced
                                    hidden.remove();
                                }
                                return false;
                            }
                            return true;
                        }

                        // prevent submit for invalid forms or custom submit handlers
                        if (validator.cancelSubmit) {
                            validator.cancelSubmit = false;
                            return handle();
                        }
                        if (validator.form()) {
                            if (validator.pendingRequest) {
                                validator.formSubmitted = true;
                                return false;
                            }
                            return handle();
                        } else {
                            validator.focusInvalid();
                            return false;
                        }
                    });
                }

                return validator;
            },
            // http://jqueryvalidation.org/valid/
            valid: function () {
                var valid,
                    validator;

                if ($(this[0]).is("form")) {
                    valid = this.validate().form();
                } else {
                    valid = true;
                    validator = $(this[0].form).validate();
                    this.each(function () {
                        valid = validator.element(this) && valid;
                    });
                }
                return valid;
            },
            // attributes: space separated list of attributes to retrieve and remove
            removeAttrs: function (attributes) {
                var result = {},
                    $element = this;
                $.each(attributes.split(/\s/),
                    function (index, value) {
                        result[value] = $element.attr(value);
                        $element.removeAttr(value);
                    });
                return result;
            },
            // http://jqueryvalidation.org/rules/
            rules: function (command, argument) {
                var element = this[0],
                    settings,
                    staticRules,
                    existingRules,
                    data,
                    param,
                    filtered;

                if (command) {
                    settings = $.data(element.form, "validator").settings;
                    staticRules = settings.rules;
                    existingRules = $.validator.staticRules(element);
                    switch (command) {
                        case "add":
                            $.extend(existingRules, $.validator.normalizeRule(argument));
                            // remove messages from rules, but allow them to be set separately
                            delete existingRules.messages;
                            staticRules[element.name] = existingRules;
                            if (argument.messages) {
                                settings.messages[element.name] =
                                    $.extend(settings.messages[element.name], argument.messages);
                            }
                            break;
                        case "remove":
                            if (!argument) {
                                delete staticRules[element.name];
                                return existingRules;
                            }
                            filtered = {};
                            $.each(argument.split(/\s/),
                                function (index, method) {
                                    filtered[method] = existingRules[method];
                                    delete existingRules[method];
                                    if (method === "required") {
                                        $(element).removeAttr("aria-required");
                                    }
                                });
                            return filtered;
                    }
                }

                data = $.validator.normalizeRules(
                    $.extend(
                        {},
                        $.validator.classRules(element),
                        $.validator.attributeRules(element),
                        $.validator.dataRules(element),
                        $.validator.staticRules(element)
                    ),
                    element);

                // make sure required is at front
                if (data.required) {
                    param = data.required;
                    delete data.required;
                    data = $.extend({ required: param }, data);
                    $(element).attr("aria-required", "true");
                }

                // make sure remote is at back
                if (data.remote) {
                    param = data.remote;
                    delete data.remote;
                    data = $.extend(data, { remote: param });
                }

                return data;
            }
        });

// Custom selectors
    $.extend($.expr[":"],
        {
            // http://jqueryvalidation.org/blank-selector/
            blank: function (a) {
                return !$.trim("" + $(a).val());
            },
            // http://jqueryvalidation.org/filled-selector/
            filled: function (a) {
                return !!$.trim("" + $(a).val());
            },
            // http://jqueryvalidation.org/unchecked-selector/
            unchecked: function (a) {
                return !$(a).prop("checked");
            }
        });

// constructor for validator
    $.validator = function (options, form) {
        this.settings = $.extend(true, {}, $.validator.defaults, options);
        this.currentForm = form;
        this.init();
    };

// http://jqueryvalidation.org/jQuery.validator.format/
    $.validator.format = function (source, params) {
        if (arguments.length === 1) {
            return function () {
                var args = $.makeArray(arguments);
                args.unshift(source);
                return $.validator.format.apply(this, args);
            };
        }
        if (arguments.length > 2 && params.constructor !== Array) {
            params = $.makeArray(arguments).slice(1);
        }
        if (params.constructor !== Array) {
            params = [params];
        }
        $.each(params,
            function (i, n) {
                source = source.replace(new RegExp("\\{" + i + "\\}", "g"),
                    function () {
                        return n;
                    });
            });
        return source;
    };

    $.extend($.validator,
        {
            defaults: {
                messages: {},
                groups: {},
                rules: {},
                errorClass: "error",
                validClass: "valid",
                errorElement: "label",
                focusInvalid: true,
                errorContainer: $([]),
                errorLabelContainer: $([]),
                onsubmit: true,
                ignore: ":hidden",
                ignoreTitle: false,
                onfocusin: function (element) {
                    this.lastActive = element;

                    // hide error label and remove error class on focus if enabled
                    if (this.settings.focusCleanup && !this.blockFocusCleanup) {
                        if (this.settings.unhighlight) {
                            this.settings.unhighlight.call(this,
                                element,
                                this.settings.errorClass,
                                this.settings.validClass);
                        }
                        this.hideThese(this.errorsFor(element));
                    }
                },
                onfocusout: function (element) {
                    if (!this.checkable(element) && (element.name in this.submitted || !this.optional(element))) {
                        this.element(element);
                    }
                },
                onkeyup: function (element, event) {
                    if (event.which === 9 && this.elementValue(element) === "") {
                        return;
                    } else if (element.name in this.submitted || element === this.lastElement) {
                        this.element(element);
                    }
                },
                onclick: function (element) {
                    // click on selects, radiobuttons and checkboxes
                    if (element.name in this.submitted) {
                        this.element(element);

                        // or option elements, check parent select in that case
                    } else if (element.parentNode.name in this.submitted) {
                        this.element(element.parentNode);
                    }
                },
                highlight: function (element, errorClass, validClass) {
                    if (element.type === "radio") {
                        this.findByName(element.name).addClass(errorClass).removeClass(validClass);
                    } else {
                        $(element).addClass(errorClass).removeClass(validClass);
                    }
                },
                unhighlight: function (element, errorClass, validClass) {
                    if (element.type === "radio") {
                        this.findByName(element.name).removeClass(errorClass).addClass(validClass);
                    } else {
                        $(element).removeClass(errorClass).addClass(validClass);
                    }
                }
            },

            // http://jqueryvalidation.org/jQuery.validator.setDefaults/
            setDefaults: function (settings) {
                $.extend($.validator.defaults, settings);
            },

            messages: {
                required: "This field is required.",
                remote: "Please fix this field.",
                email: "Please enter a valid email address.",
                phone: "请输入正确的手机号码",
                url: "Please enter a valid URL.",
                date: "Please enter a valid date.",
                dateISO: "Please enter a valid date ( ISO ).",
                number: "Please enter a valid number.",
                digits: "Please enter only digits.",
                creditcard: "Please enter a valid credit card number.",
                equalTo: "Please enter the same value again.",
                maxlength: $.validator.format("Please enter no more than {0} characters."),
                minlength: $.validator.format("Please enter at least {0} characters."),
                rangelength: $.validator.format("Please enter a value between {0} and {1} characters long."),
                range: $.validator.format("Please enter a value between {0} and {1}."),
                max: $.validator.format("Please enter a value less than or equal to {0}."),
                min: $.validator.format("Please enter a value greater than or equal to {0}.")
            },

            autoCreateRanges: false,

            prototype: {
                init: function () {
                    this.labelContainer = $(this.settings.errorLabelContainer);
                    this.errorContext = this.labelContainer.length && this.labelContainer || $(this.currentForm);
                    this.containers = $(this.settings.errorContainer).add(this.settings.errorLabelContainer);
                    this.submitted = {};
                    this.valueCache = {};
                    this.pendingRequest = 0;
                    this.pending = {};
                    this.invalid = {};
                    this.reset();

                    var groups = (this.groups = {}),
                        rules;
                    $.each(this.settings.groups,
                        function (key, value) {
                            if (typeof value === "string") {
                                value = value.split(/\s/);
                            }
                            $.each(value,
                                function (index, name) {
                                    groups[name] = key;
                                });
                        });
                    rules = this.settings.rules;
                    $.each(rules,
                        function (key, value) {
                            rules[key] = $.validator.normalizeRule(value);
                        });

                    function delegate(event) {
                        var validator = $.data(this[0].form, "validator"),
                            eventType,
                            settings;
                        //[蒋冰洋] [2014-09-12] UEditor的单图片上传会触发这里，先暂时这么处理一下
                        if (!validator) {
                            return;
                        }
                        eventType = "on" + event.type.replace(/^validate/, ""),
                            settings = validator.settings;
                        if (settings[eventType] && !this.is(settings.ignore)) {
                            settings[eventType].call(validator, this[0], event);
                        }
                    }

                    $(this.currentForm)
                        .validateDelegate(":text, [type='password'], [type='file'], select, textarea, " +
                            "[type='number'], [type='search'] ,[type='tel'], [type='url'], " +
                            "[type='email'], [type='datetime'], [type='date'], [type='month'], " +
                            "[type='week'], [type='time'], [type='datetime-local'], " +
                            "[type='range'], [type='color'], [type='radio'], [type='checkbox']",
                            "focusin focusout keyup",
                            delegate)
                        // Support: Chrome, oldIE
                        // "select" is provided as event.target when clicking a option
                        .validateDelegate("select, option, [type='radio'], [type='checkbox']", "click", delegate);

                    if (this.settings.invalidHandler) {
                        $(this.currentForm).bind("invalid-form.validate", this.settings.invalidHandler);
                    }

                    // Add aria-required to any Static/Data/Class required fields before first validation
                    // Screen readers require this attribute to be present before the initial submission http://www.w3.org/TR/WCAG-TECHS/ARIA2.html
                    $(this.currentForm).find("[required], [data-rule-required], .required")
                        .attr("aria-required", "true");
                },

                // http://jqueryvalidation.org/Validator.form/
                form: function () {
                    this.checkForm();
                    $.extend(this.submitted, this.errorMap);
                    this.invalid = $.extend({}, this.errorMap);
                    if (!this.valid()) {
                        $(this.currentForm).triggerHandler("invalid-form", [this]);
                    }
                    this.showErrors();
                    return this.valid();
                },

                checkForm: function () {
                    this.prepareForm();
                    for (var i = 0,
                        elements = (this.currentElements = this.elements());
                        elements[i];
                        i++) {
                        this.check(elements[i]);
                    }
                    return this.valid();
                },

                // http://jqueryvalidation.org/Validator.element/
                element: function (element) {
                    var cleanElement = this.clean(element),
                        checkElement = this.validationTargetFor(cleanElement),
                        result = true;

                    this.lastElement = checkElement;

                    if (checkElement === undefined) {
                        delete this.invalid[cleanElement.name];
                    } else {
                        this.prepareElement(checkElement);
                        this.currentElements = $(checkElement);

                        result = this.check(checkElement) !== false;
                        if (result) {
                            delete this.invalid[checkElement.name];
                        } else {
                            this.invalid[checkElement.name] = true;
                        }
                    }
                    // Add aria-invalid status for screen readers
                    $(element).attr("aria-invalid", !result);

                    if (!this.numberOfInvalids()) {
                        // Hide error containers on last error
                        this.toHide = this.toHide.add(this.containers);
                    }
                    this.showErrors();
                    return result;
                },

                // http://jqueryvalidation.org/Validator.showErrors/
                showErrors: function (errors) {
                    if (errors) {
                        // add items to error list and map
                        $.extend(this.errorMap, errors);
                        this.errorList = [];
                        for (var name in errors) {
                            this.errorList.push({
                                message: errors[name],
                                element: this.findByName(name)[0]
                            });
                        }
                        // remove items from success list
                        this.successList = $.grep(this.successList,
                            function (element) {
                                return !(element.name in errors);
                            });
                    }
                    if (this.settings.showErrors) {
                        this.settings.showErrors.call(this, this.errorMap, this.errorList);
                    } else {
                        this.defaultShowErrors();
                    }
                },

                // http://jqueryvalidation.org/Validator.resetForm/
                resetForm: function () {
                    if ($.fn.resetForm) {
                        $(this.currentForm).resetForm();
                    }
                    this.submitted = {};
                    this.lastElement = null;
                    this.prepareForm();
                    this.hideErrors();
                    this.elements()
                        .removeClass(this.settings.errorClass)
                        .removeData("previousValue")
                        .removeAttr("aria-invalid");
                },

                numberOfInvalids: function () {
                    return this.objectLength(this.invalid);
                },

                objectLength: function (obj) {
                    /* jshint unused: false */
                    var count = 0,
                        i;
                    for (i in obj) {
                        count++;
                    }
                    return count;
                },

                hideErrors: function () {
                    this.hideThese(this.toHide);
                },

                hideThese: function (errors) {
                    errors.not(this.containers).text("");
                    this.addWrapper(errors).hide();
                },

                valid: function () {
                    return this.size() === 0;
                },

                size: function () {
                    return this.errorList.length;
                },

                focusInvalid: function () {
                    if (this.settings.focusInvalid) {
                        try {
                            $(this.findLastActive() || this.errorList.length && this.errorList[0].element || [])
                                .filter(":visible")
                                .focus()
                                // manually trigger focusin event; without it, focusin handler isn't called, findLastActive won't have anything to find
                                .trigger("focusin");
                        } catch (e) {
                            // ignore IE throwing errors when focusing hidden elements
                        }
                    }
                },

                findLastActive: function () {
                    var lastActive = this.lastActive;
                    return lastActive &&
                        $.grep(this.errorList,
                            function (n) {
                                return n.element.name === lastActive.name;
                            }).length ===
                        1 &&
                        lastActive;
                },

                elements: function () {
                    var validator = this,
                        rulesCache = {};

                    // select all valid inputs inside the form (no submit or reset buttons)
                    return $(this.currentForm)
                        .find("input, select, textarea")
                        .not(":submit, :reset, :image, [disabled]")
                        .not(this.settings.ignore)
                        .filter(function () {
                            if (!this.name && validator.settings.debug && window.console) {
                                console.error("%o has no name assigned", this);
                            }

                            // select only the first element for each name, and only those with rules specified
                            if (this.name in rulesCache || !validator.objectLength($(this).rules())) {
                                return false;
                            }

                            rulesCache[this.name] = true;
                            return true;
                        });
                },

                clean: function (selector) {
                    return $(selector)[0];
                },

                errors: function () {
                    var errorClass = this.settings.errorClass.split(" ").join(".");
                    return $(this.settings.errorElement + "." + errorClass, this.errorContext);
                },

                reset: function () {
                    this.successList = [];
                    this.errorList = [];
                    this.errorMap = {};
                    this.toShow = $([]);
                    this.toHide = $([]);
                    this.currentElements = $([]);
                },

                prepareForm: function () {
                    this.reset();
                    this.toHide = this.errors().add(this.containers);
                },

                prepareElement: function (element) {
                    this.reset();
                    this.toHide = this.errorsFor(element);
                },

                elementValue: function (element) {
                    var val,
                        $element = $(element),
                        type = element.type;

                    if (type === "radio" || type === "checkbox") {
                        return $("input[name='" + element.name + "']:checked").val();
                    } else if (type === "number" && typeof element.validity !== "undefined") {
                        return element.validity.badInput ? false : $element.val();
                    }

                    val = $element.val();
                    if (typeof val === "string") {
                        return val.replace(/\r/g, "");
                    }
                    return val;
                },

                check: function (element) {
                    element = this.validationTargetFor(this.clean(element));

                    var rules = $(element).rules(),
                        rulesCount = $.map(rules,
                            function (n, i) {
                                return i;
                            }).length,
                        dependencyMismatch = false,
                        val = this.elementValue(element),
                        result,
                        method,
                        rule;

                    for (method in rules) {
                        rule = { method: method, parameters: rules[method] };
                        try {

                            result = $.validator.methods[method].call(this, val, element, rule.parameters);

                            // if a method indicates that the field is optional and therefore valid,
                            // don't mark it as valid when there are no other rules
                            if (result === "dependency-mismatch" && rulesCount === 1) {
                                dependencyMismatch = true;
                                continue;
                            }
                            dependencyMismatch = false;

                            if (result === "pending") {
                                this.toHide = this.toHide.not(this.errorsFor(element));
                                return;
                            }

                            if (!result) {
                                this.formatAndAdd(element, rule);
                                return false;
                            }
                        } catch (e) {
                            if (this.settings.debug && window.console) {
                                console.log("Exception occurred when checking element " +
                                    element.id +
                                    ", check the '" +
                                    rule.method +
                                    "' method.",
                                    e);
                            }
                            throw e;
                        }
                    }
                    if (dependencyMismatch) {
                        return;
                    }
                    if (this.objectLength(rules)) {
                        this.successList.push(element);
                    }
                    return true;
                },

                // return the custom message for the given element and validation method
                // specified in the element's HTML5 data attribute
                // return the generic message if present and no method specific message is present
                customDataMessage: function (element, method) {
                    return $(element).data("msg" +
                            method.charAt(0).toUpperCase() +
                            method.substring(1).toLowerCase()) ||
                        $(element).data("msg");
                },

                // return the custom message for the given element name and validation method
                customMessage: function (name, method) {
                    var m = this.settings.messages[name];
                    return m && (m.constructor === String ? m : m[method]);
                },

                // return the first defined argument, allowing empty strings
                findDefined: function () {
                    for (var i = 0; i < arguments.length; i++) {
                        if (arguments[i] !== undefined) {
                            return arguments[i];
                        }
                    }
                    return undefined;
                },

                defaultMessage: function (element, method) {
                    return this.findDefined(
                        this.customMessage(element.name, method),
                        this.customDataMessage(element, method),
                        // title is never undefined, so handle empty string as undefined
                        !this.settings.ignoreTitle && element.title || undefined,
                        $.validator.messages[method],
                        "<strong>Warning: No message defined for " + element.name + "</strong>"
                    );
                },

                formatAndAdd: function (element, rule) {
                    var message = this.defaultMessage(element, rule.method),
                        theregex = /\$?\{(\d+)\}/g;
                    if (typeof message === "function") {
                        message = message.call(this, rule.parameters, element);
                    } else if (theregex.test(message)) {
                        message = $.validator.format(message.replace(theregex, "{$1}"), rule.parameters);
                    }
                    this.errorList.push({
                        message: message,
                        element: element,
                        method: rule.method
                    });

                    this.errorMap[element.name] = message;
                    this.submitted[element.name] = message;
                },

                addWrapper: function (toToggle) {
                    if (this.settings.wrapper) {
                        toToggle = toToggle.add(toToggle.parent(this.settings.wrapper));
                    }
                    return toToggle;
                },

                defaultShowErrors: function () {
                    var i,
                        elements,
                        error;
                    for (i = 0; this.errorList[i]; i++) {
                        error = this.errorList[i];
                        if (this.settings.highlight) {
                            this.settings.highlight.call(this,
                                error.element,
                                this.settings.errorClass,
                                this.settings.validClass);
                        }
                        this.showLabel(error.element, error.message);
                    }
                    if (this.errorList.length) {
                        this.toShow = this.toShow.add(this.containers);
                    }
                    if (this.settings.success) {
                        for (i = 0; this.successList[i]; i++) {
                            this.showLabel(this.successList[i]);
                        }
                    }
                    if (this.settings.unhighlight) {
                        for (i = 0, elements = this.validElements(); elements[i]; i++) {
                            this.settings.unhighlight.call(this,
                                elements[i],
                                this.settings.errorClass,
                                this.settings.validClass);
                        }
                    }
                    this.toHide = this.toHide.not(this.toShow);
                    this.hideErrors();
                    this.addWrapper(this.toShow).show();
                },

                validElements: function () {
                    return this.currentElements.not(this.invalidElements());
                },

                invalidElements: function () {
                    return $(this.errorList).map(function () {
                        return this.element;
                    });
                },

                showLabel: function (element, message) {
                    var place,
                        group,
                        errorID,
                        error = this.errorsFor(element),
                        elementID = this.idOrName(element),
                        describedBy = $(element).attr("aria-describedby");
                    if (error.length) {
                        // refresh error/success class
                        error.removeClass(this.settings.validClass).addClass(this.settings.errorClass);
                        // replace message on existing label
                        error.html(message);
                    } else {
                        // create error element
                        error = $("<" + this.settings.errorElement + ">")
                            .attr("id", elementID + "-error")
                            .addClass(this.settings.errorClass)
                            .html(message || "");

                        // Maintain reference to the element to be placed into the DOM
                        place = error;
                        if (this.settings.wrapper) {
                            // make sure the element is visible, even in IE
                            // actually showing the wrapped element is handled elsewhere
                            place = error.hide().show().wrap("<" + this.settings.wrapper + "/>").parent();
                        }
                        if (this.labelContainer.length) {
                            this.labelContainer.append(place);
                        } else if (this.settings.errorPlacement) {
                            this.settings.errorPlacement(place, $(element));
                        } else {
                            place.insertAfter(element);
                        }

                        // Link error back to the element
                        if (error.is("label")) {
                            // If the error is a label, then associate using 'for'
                            error.attr("for", elementID);
                        } else if (error.parents("label[for='" + elementID + "']").length === 0) {
                            // If the element is not a child of an associated label, then it's necessary
                            // to explicitly apply aria-describedby

                            errorID = error.attr("id");
                            // Respect existing non-error aria-describedby
                            if (!describedBy) {
                                describedBy = errorID;
                            } else if (!describedBy.match(new RegExp("\b" + errorID + "\b"))) {
                                // Add to end of list if not already present
                                describedBy += " " + errorID;
                            }
                            $(element).attr("aria-describedby", describedBy);

                            // If this element is grouped, then assign to all elements in the same group
                            group = this.groups[element.name];
                            if (group) {
                                $.each(this.groups,
                                    function (name, testgroup) {
                                        if (testgroup === group) {
                                            $("[name='" + name + "']", this.currentForm)
                                                .attr("aria-describedby", error.attr("id"));
                                        }
                                    });
                            }
                        }
                    }
                    if (!message && this.settings.success) {
                        error.text("");
                        if (typeof this.settings.success === "string") {
                            error.addClass(this.settings.success);
                        } else {
                            this.settings.success(error, element);
                        }
                    }
                    this.toShow = this.toShow.add(error);
                },

                errorsFor: function (element) {
                    var name = this.idOrName(element),
                        describer = $(element).attr("aria-describedby"),
                        selector = "label[for='" + name + "'], label[for='" + name + "'] *";
                    // aria-describedby should directly reference the error element
                    if (describer) {
                        selector = selector + ", #" + describer.replace(/\s+/g, ", #");
                    }
                    return this
                        .errors()
                        .filter(selector);
                },

                idOrName: function (element) {
                    return this.groups[element.name] ||
                        (this.checkable(element) ? element.name : element.id || element.name);
                },

                validationTargetFor: function (element) {
                    // if radio/checkbox, validate first element in group instead
                    if (this.checkable(element)) {
                        element = this.findByName(element.name).not(this.settings.ignore)[0];
                    }
                    return element;
                },

                checkable: function (element) {
                    return (/radio|checkbox/i).test(element.type);
                },

                findByName: function (name) {
                    return $(this.currentForm).find("[name='" + name + "']");
                },

                getLength: function (value, element) {
                    switch (element.nodeName.toLowerCase()) {
                        case "select":
                            return $("option:selected", element).length;
                        case "input":
                            if (this.checkable(element)) {
                                return this.findByName(element.name).filter(":checked").length;
                            }
                    }
                    return value.length;
                },

                depend: function (param, element) {
                    return this.dependTypes[typeof param] ? this.dependTypes[typeof param](param, element) : true;
                },

                dependTypes: {
                    "boolean": function (param) {
                        return param;
                    },
                    "string": function (param, element) {
                        return !!$(param, element.form).length;
                    },
                    "function": function (param, element) {
                        return param(element);
                    }
                },

                optional: function (element) {
                    var val = this.elementValue(element);
                    return !$.validator.methods.required.call(this, val, element) && "dependency-mismatch";
                },

                startRequest: function (element) {
                    if (!this.pending[element.name]) {
                        this.pendingRequest++;
                        this.pending[element.name] = true;
                    }
                },

                stopRequest: function (element, valid) {
                    this.pendingRequest--;
                    // sometimes synchronization fails, make sure pendingRequest is never < 0
                    if (this.pendingRequest < 0) {
                        this.pendingRequest = 0;
                    }
                    delete this.pending[element.name];
                    if (valid && this.pendingRequest === 0 && this.formSubmitted && this.form()) {
                        $(this.currentForm).submit();
                        this.formSubmitted = false;
                    } else if (!valid && this.pendingRequest === 0 && this.formSubmitted) {
                        $(this.currentForm).triggerHandler("invalid-form", [this]);
                        this.formSubmitted = false;
                    }
                },

                previousValue: function (element) {
                    return $.data(element, "previousValue") ||
                        $.data(element,
                            "previousValue",
                            {
                                old: null,
                                valid: true,
                                message: this.defaultMessage(element, "remote")
                            });
                }

            },

            classRuleSettings: {
                required: { required: true },
                email: { email: true },
                phone: { phone: true },
                url: { url: true },
                date: { date: true },
                dateISO: { dateISO: true },
                number: { number: true },
                digits: { digits: true },
                creditcard: { creditcard: true }
            },

            addClassRules: function (className, rules) {
                if (className.constructor === String) {
                    this.classRuleSettings[className] = rules;
                } else {
                    $.extend(this.classRuleSettings, className);
                }
            },

            classRules: function (element) {
                var rules = {},
                    classes = $(element).attr("class");

                if (classes) {
                    $.each(classes.split(" "),
                        function () {
                            if (this in $.validator.classRuleSettings) {
                                $.extend(rules, $.validator.classRuleSettings[this]);
                            }
                        });
                }
                return rules;
            },

            attributeRules: function (element) {
                var rules = {},
                    $element = $(element),
                    type = element.getAttribute("type"),
                    method,
                    value;

                for (method in $.validator.methods) {

                    // support for <input required> in both html5 and older browsers
                    if (method === "required") {
                        value = element.getAttribute(method);
                        // Some browsers return an empty string for the required attribute
                        // and non-HTML5 browsers might have required="" markup
                        if (value === "") {
                            value = true;
                        }
                        // force non-HTML5 browsers to return bool
                        value = !!value;
                    } else {
                        value = $element.attr(method);
                    }

                    // convert the value to a number for number inputs, and for text for backwards compability
                    // allows type="date" and others to be compared as strings
                    if (/min|max/.test(method) && (type === null || /number|range|text/.test(type))) {
                        value = Number(value);
                    }

                    if (value || value === 0) {
                        rules[method] = value;
                    } else if (type === method && type !== "range") {
                        // exception: the jquery validate 'range' method
                        // does not test for the html5 'range' type
                        rules[method] = true;
                    }
                }

                // maxlength may be returned as -1, 2147483647 ( IE ) and 524288 ( safari ) for text inputs
                if (rules.maxlength && /-1|2147483647|524288/.test(rules.maxlength)) {
                    delete rules.maxlength;
                }

                return rules;
            },

            dataRules: function (element) {
                var method,
                    value,
                    rules = {},
                    $element = $(element);
                for (method in $.validator.methods) {
                    value = $element.data("rule" + method.charAt(0).toUpperCase() + method.substring(1).toLowerCase());
                    if (value !== undefined) {
                        rules[method] = value;
                    }
                }
                return rules;
            },

            staticRules: function (element) {
                var rules = {},
                    validator = $.data(element.form, "validator");

                //[蒋冰洋] [2014-09-12] UEditor的单图片上传会触发这里，先暂时这么处理一下
                if (!validator) {
                    return rules;
                }

                if (validator.settings.rules) {
                    rules = $.validator.normalizeRule(validator.settings.rules[element.name]) || {};
                }
                return rules;
            },

            normalizeRules: function (rules, element) {
                // handle dependency check
                $.each(rules,
                    function (prop, val) {
                        // ignore rule when param is explicitly false, eg. required:false
                        if (val === false) {
                            delete rules[prop];
                            return;
                        }
                        if (val.param || val.depends) {
                            var keepRule = true;
                            switch (typeof val.depends) {
                                case "string":
                                    keepRule = !!$(val.depends, element.form).length;
                                    break;
                                case "function":
                                    keepRule = val.depends.call(element, element);
                                    break;
                            }
                            if (keepRule) {
                                rules[prop] = val.param !== undefined ? val.param : true;
                            } else {
                                delete rules[prop];
                            }
                        }
                    });

                // evaluate parameters
                $.each(rules,
                    function (rule, parameter) {
                        rules[rule] = $.isFunction(parameter) ? parameter(element) : parameter;
                    });

                // clean number parameters
                $.each(["minlength", "maxlength"],
                    function () {
                        if (rules[this]) {
                            rules[this] = Number(rules[this]);
                        }
                    });
                $.each(["rangelength", "range"],
                    function () {
                        var parts;
                        if (rules[this]) {
                            if ($.isArray(rules[this])) {
                                rules[this] = [Number(rules[this][0]), Number(rules[this][1])];
                            } else if (typeof rules[this] === "string") {
                                parts = rules[this].replace(/[\[\]]/g, "").split(/[\s,]+/);
                                rules[this] = [Number(parts[0]), Number(parts[1])];
                            }
                        }
                    });

                if ($.validator.autoCreateRanges) {
                    // auto-create ranges
                    if (rules.min && rules.max) {
                        rules.range = [rules.min, rules.max];
                        delete rules.min;
                        delete rules.max;
                    }
                    if (rules.minlength && rules.maxlength) {
                        rules.rangelength = [rules.minlength, rules.maxlength];
                        delete rules.minlength;
                        delete rules.maxlength;
                    }
                }

                return rules;
            },

            // Converts a simple string to a {string: true} rule, e.g., "required" to {required:true}
            normalizeRule: function (data) {
                if (typeof data === "string") {
                    var transformed = {};
                    $.each(data.split(/\s/),
                        function () {
                            transformed[this] = true;
                        });
                    data = transformed;
                }
                return data;
            },

            // http://jqueryvalidation.org/jQuery.validator.addMethod/
            addMethod: function (name, method, message) {
                $.validator.methods[name] = method;
                $.validator.messages[name] = message !== undefined ? message : $.validator.messages[name];
                if (method.length < 3) {
                    $.validator.addClassRules(name, $.validator.normalizeRule(name));
                }
            },

            methods: {

                // http://jqueryvalidation.org/required-method/
                required: function (value, element, param) {
                    // check if dependency is met
                    if (!this.depend(param, element)) {
                        return "dependency-mismatch";
                    }
                    if (element.nodeName.toLowerCase() === "select") {
                        // could be an array for select-multiple or a string, both are fine this way
                        var val = $(element).val();
                        return val && val.length > 0;
                    }
                    if (this.checkable(element)) {
                        return this.getLength(value, element) > 0;
                    }
                    return $.trim(value).length > 0;
                },

                // http://jqueryvalidation.org/email-method/
                email: function (value, element) {
                    // From http://www.whatwg.org/specs/web-apps/current-work/multipage/states-of-the-type-attribute.html#e-mail-state-%28type=email%29
                    // Retrieved 2014-01-14
                    // If you have a problem with this implementation, report a bug against the above spec
                    // Or use custom methods to implement your own email validation
                    return this.optional(element) ||
                        /^[a-zA-Z0-9.!#$%&'*+\/=?^_`{|}~-]+@[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?(?:\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)*$/
                        .test(value);
                },
                phone: function (value, element) {
                    return this.optional(element) || /^(0|86|17951)?(13[0-9]|15[012356789]|17[678]|18[0-9]|14[57])[0-9]{8}$/.test(value);
                },

                // http://jqueryvalidation.org/url-method/
                url: function (value, element) {
                    // contributed by Scott Gonzalez: http://projects.scottsplayground.com/iri/
                    return this.optional(element) ||
                        /^(https?|s?ftp):\/\/(((([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(%[\da-f]{2})|[!\$&'\(\)\*\+,;=]|:)*@)?(((\d|[1-9]\d|1\d\d|2[0-4]\d|25[0-5])\.(\d|[1-9]\d|1\d\d|2[0-4]\d|25[0-5])\.(\d|[1-9]\d|1\d\d|2[0-4]\d|25[0-5])\.(\d|[1-9]\d|1\d\d|2[0-4]\d|25[0-5]))|((([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])))\.)+(([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])))\.?)(:\d*)?)(\/((([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(%[\da-f]{2})|[!\$&'\(\)\*\+,;=]|:|@)+(\/(([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(%[\da-f]{2})|[!\$&'\(\)\*\+,;=]|:|@)*)*)?)?(\?((([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(%[\da-f]{2})|[!\$&'\(\)\*\+,;=]|:|@)|[\uE000-\uF8FF]|\/|\?)*)?(#((([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(%[\da-f]{2})|[!\$&'\(\)\*\+,;=]|:|@)|\/|\?)*)?$/i
                        .test(value);
                },

                // http://jqueryvalidation.org/date-method/
                date: function (value, element) {
                    return this.optional(element) || !/Invalid|NaN/.test(new Date(value).toString());
                },

                // http://jqueryvalidation.org/dateISO-method/
                dateISO: function (value, element) {
                    return this.optional(element) ||
                        /^\d{4}[\/\-](0?[1-9]|1[012])[\/\-](0?[1-9]|[12][0-9]|3[01])$/.test(value);
                },

                // http://jqueryvalidation.org/number-method/
                number: function (value, element) {
                    return this.optional(element) || /^-?(?:\d+|\d{1,3}(?:,\d{3})+)?(?:\.\d+)?$/.test(value);
                },

                // http://jqueryvalidation.org/digits-method/
                digits: function (value, element) {
                    return this.optional(element) || /^\d+$/.test(value);
                },

                // http://jqueryvalidation.org/creditcard-method/
                // based on http://en.wikipedia.org/wiki/Luhn/
                creditcard: function (value, element) {
                    if (this.optional(element)) {
                        return "dependency-mismatch";
                    }
                    // accept only spaces, digits and dashes
                    if (/[^0-9 \-]+/.test(value)) {
                        return false;
                    }
                    var nCheck = 0,
                        nDigit = 0,
                        bEven = false,
                        n,
                        cDigit;

                    value = value.replace(/\D/g, "");

                    // Basing min and max length on
                    // http://developer.ean.com/general_info/Valid_Credit_Card_Types
                    if (value.length < 13 || value.length > 19) {
                        return false;
                    }

                    for (n = value.length - 1; n >= 0; n--) {
                        cDigit = value.charAt(n);
                        nDigit = parseInt(cDigit, 10);
                        if (bEven) {
                            if ((nDigit *= 2) > 9) {
                                nDigit -= 9;
                            }
                        }
                        nCheck += nDigit;
                        bEven = !bEven;
                    }

                    return (nCheck % 10) === 0;
                },

                // http://jqueryvalidation.org/minlength-method/
                minlength: function (value, element, param) {
                    var length = $.isArray(value) ? value.length : this.getLength($.trim(value), element);
                    return this.optional(element) || length >= param;
                },

                // http://jqueryvalidation.org/maxlength-method/
                maxlength: function (value, element, param) {
                    var length = $.isArray(value) ? value.length : this.getLength($.trim(value), element);
                    return this.optional(element) || length <= param;
                },

                // http://jqueryvalidation.org/rangelength-method/
                rangelength: function (value, element, param) {
                    var length = $.isArray(value) ? value.length : this.getLength($.trim(value), element);
                    return this.optional(element) || (length >= param[0] && length <= param[1]);
                },

                // http://jqueryvalidation.org/min-method/
                min: function (value, element, param) {
                    return this.optional(element) || value >= param;
                },

                // http://jqueryvalidation.org/max-method/
                max: function (value, element, param) {
                    return this.optional(element) || value <= param;
                },

                // http://jqueryvalidation.org/range-method/
                range: function (value, element, param) {
                    return this.optional(element) || (value >= param[0] && value <= param[1]);
                },

                // http://jqueryvalidation.org/equalTo-method/
                equalTo: function (value, element, param) {
                    // bind to the blur event of the target in order to revalidate whenever the target field is updated
                    // TODO find a way to bind the event just once, avoiding the unbind-rebind overhead
                    var target = $(param);
                    if (this.settings.onfocusout) {
                        target.unbind(".validate-equalTo").bind("blur.validate-equalTo",
                            function () {
                                $(element).valid();
                            });
                    }
                    return value === target.val();
                },

                // http://jqueryvalidation.org/remote-method/
                remote: function (value, element, param) {
                    if (this.optional(element)) {
                        return "dependency-mismatch";
                    }

                    var previous = this.previousValue(element),
                        validator,
                        data;

                    if (!this.settings.messages[element.name]) {
                        this.settings.messages[element.name] = {};
                    }
                    previous.originalMessage = this.settings.messages[element.name].remote;
                    this.settings.messages[element.name].remote = previous.message;

                    param = typeof param === "string" && { url: param } || param;

                    if (previous.old === value) {
                        return previous.valid;
                    }

                    previous.old = value;
                    validator = this;
                    this.startRequest(element);
                    data = {};
                    data[element.name] = value;
                    $.ajax($.extend(true,
                        {
                            url: param,
                            mode: "abort",
                            port: "validate" + element.name,
                            dataType: "json",
                            data: data,
                            context: validator.currentForm,
                            success: function (response) {
                                var valid = response === true || response === "true",
                                    errors,
                                    message,
                                    submitted;

                                validator.settings.messages[element.name].remote = previous.originalMessage;
                                if (valid) {
                                    submitted = validator.formSubmitted;
                                    validator.prepareElement(element);
                                    validator.formSubmitted = submitted;
                                    validator.successList.push(element);
                                    delete validator.invalid[element.name];
                                    validator.showErrors();
                                } else {
                                    errors = {};
                                    message = response || validator.defaultMessage(element, "remote");
                                    errors[element.name] = previous.message =
                                        $.isFunction(message) ? message(value) : message;
                                    validator.invalid[element.name] = true;
                                    validator.showErrors(errors);
                                }
                                previous.valid = valid;
                                validator.stopRequest(element, valid);
                            }
                        },
                        param));
                    return "pending";
                }

            }

        });

    $.format = function deprecated() {
        throw "$.format has been deprecated. Please use $.validator.format instead.";
    };

// ajax mode: abort
// usage: $.ajax({ mode: "abort"[, port: "uniqueport"]});
// if mode:"abort" is used, the previous request on that port (port can be undefined) is aborted via XMLHttpRequest.abort()

    var pendingRequests = {},
        ajax;
// Use a prefilter if available (1.5+)
    if ($.ajaxPrefilter) {
        $.ajaxPrefilter(function (settings, _, xhr) {
            var port = settings.port;
            if (settings.mode === "abort") {
                if (pendingRequests[port]) {
                    pendingRequests[port].abort();
                }
                pendingRequests[port] = xhr;
            }
        });
    } else {
        // Proxy ajax
        ajax = $.ajax;
        $.ajax = function (settings) {
            var mode = ("mode" in settings ? settings : $.ajaxSettings).mode,
                port = ("port" in settings ? settings : $.ajaxSettings).port;
            if (mode === "abort") {
                if (pendingRequests[port]) {
                    pendingRequests[port].abort();
                }
                pendingRequests[port] = ajax.apply(this, arguments);
                return pendingRequests[port];
            }
            return ajax.apply(this, arguments);
        };
    }

// provides delegate(type: String, delegate: Selector, handler: Callback) plugin for easier event delegation
// handler is only called when $(event.target).is(delegate), in the scope of the jquery-object for event.target

    $.extend($.fn,
        {
            validateDelegate: function (delegate, type, handler) {
                return this.bind(type,
                    function (event) {
                        var target = $(event.target);
                        if (target.is(delegate)) {
                            return handler.apply(target, arguments);
                        }
                    });
            }
        });

}));