/*!
 * jQuery Validation Plugin v1.14.0
 *
 * http://jqueryvalidation.org/
 *
 * Copyright (c) 2015 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.on('click.validate', ':submit', function (event) {
                    validator.submitButton = event.target

                    // allow suppressing validation by adding a cancel class to the submit button
                    if ($(this).hasClass('cancel')) {
                        validator.cancelSubmit = true
                    }

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

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

                    function handle() {
                        var hidden, result

                        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)
                        }

                        if (validator.settings.submitHandler) {
                            result = 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()
                            }
                            if (result !== undefined) {
                                return result
                            }
                            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, errorList

            if ($(this[0]).is('form')) {
                valid = this.validate().form()
            } else {
                errorList = []
                valid = true
                validator = $(this[0].form).validate()
                this.each(function () {
                    valid = validator.element(this) && valid
                    errorList = errorList.concat(validator.errorList)
                })
                validator.errorList = errorList
            }
            return valid
        },

        // 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',
            focusCleanup: false,
            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) {
                    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) {
                // Avoid revalidate the field when pressing one of the following keys
                // Shift       => 16
                // Ctrl        => 17
                // Alt         => 18
                // Caps lock   => 20
                // End         => 35
                // Home        => 36
                // Left arrow  => 37
                // Up arrow    => 38
                // Right arrow => 39
                // Down arrow  => 40
                // Insert      => 45
                // Num lock    => 144
                // AltGr key   => 225
                var excludedKeys = [16, 17, 18, 20, 35, 36, 37, 38, 39, 40, 45, 144, 225]

                if (
                    (event.which === 9 && this.elementValue(element) === '') ||
                    $.inArray(event.keyCode, excludedKeys) !== -1
                ) {
                    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.',
            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 = $.data(this.form, 'validator'),
                        eventType = 'on' + event.type.replace(/^validate/, ''),
                        settings = validator ? validator.settings : {}
                    if (settings[eventType] && !$(this).is(settings.ignore)) {
                        settings[eventType].call(validator, this, event)
                    }
                }

                $(this.currentForm)
                    .on(
                        'focusin.validate focusout.validate keyup.validate',
                        ":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']",
                        delegate
                    )
                    // Support: Chrome, oldIE
                    // "select" is provided as event.target when clicking a option
                    .on('click.validate', "select, option, [type='radio'], [type='checkbox']", delegate)

                if (this.settings.invalidHandler) {
                    $(this.currentForm).on('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:not(label)').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()
                var i,
                    elements = this.elements().removeData('previousValue').removeAttr('aria-invalid')

                if (this.settings.unhighlight) {
                    for (i = 0; elements[i]; i++) {
                        this.settings.unhighlight.call(this, elements[i], this.settings.errorClass, '')
                    }
                } else {
                    elements.removeClass(this.settings.errorClass)
                }
            },

            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 this.findByName(element.name).filter(':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
                            )
                        }
                        if (e instanceof TypeError) {
                            e.message +=
                                '.  Exception occurred when checking element ' +
                                element.id +
                                ", check the '" +
                                rule.method +
                                "' method."
                        }

                        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').replace(/(:|\.|\[|\]|\$)/g, '\\$1')
                        // 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)
                }

                // Always apply ignore filter
                return $(element).not(this.settings.ignore)[0]
            },

            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.pendingRequest === 0
                ) {
                    $(this.currentForm).trigger('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'),
                    })
                )
            },

            // cleans up all forms and elements, removes validator-specific events
            destroy: function () {
                this.resetForm()

                $(this.currentForm).off('.validate').removeData('validator')
            },
        },

        classRuleSettings: {
            required: { required: true },
            email: { email: 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
        },

        normalizeAttributeRule: function (rules, type, method, value) {
            // 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)

                // Support Opera Mini, which returns NaN for undefined minlength
                if (isNaN(value)) {
                    value = undefined
                }
            }

            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
            }
        },

        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)
                }

                this.normalizeAttributeRule(rules, type, method, value)
            }

            // 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 rules = {},
                $element = $(element),
                type = element.getAttribute('type'),
                method,
                value

            for (method in $.validator.methods) {
                value = $element.data('rule' + method.charAt(0).toUpperCase() + method.substring(1).toLowerCase())
                this.normalizeAttributeRule(rules, type, method, value)
            }
            return rules
        },

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

            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 != null && rules.max != null) {
                    rules.range = [rules.min, rules.max]
                    delete rules.min
                    delete rules.max
                }
                if (rules.minlength != null && rules.maxlength != null) {
                    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 value.length > 0
            },

            // http://jqueryvalidation.org/email-method/
            email: function (value, element) {
                // From https://html.spec.whatwg.org/multipage/forms.html#valid-e-mail-address
                // 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
                    )
                )
            },

            // http://jqueryvalidation.org/url-method/
            url: function (value, element) {
                // Copyright (c) 2010-2013 Diego Perini, MIT licensed
                // https://gist.github.com/dperini/729294
                // see also https://mathiasbynens.be/demo/url-regex
                // modified to allow protocol-relative URLs
                return (
                    this.optional(element) ||
                    /^(?:(?:(?:https?|ftp):)?\/\/)(?:\S+(?::\S*)?@)?(?:(?!(?:10|127)(?:\.\d{1,3}){3})(?!(?:169\.254|192\.168)(?:\.\d{1,3}){2})(?!172\.(?:1[6-9]|2\d|3[0-1])(?:\.\d{1,3}){2})(?:[1-9]\d?|1\d\d|2[01]\d|22[0-3])(?:\.(?:1?\d{1,2}|2[0-4]\d|25[0-5])){2}(?:\.(?:[1-9]\d?|1\d\d|2[0-4]\d|25[0-4]))|(?:(?:[a-z\u00a1-\uffff0-9]-*)*[a-z\u00a1-\uffff0-9]+)(?:\.(?:[a-z\u00a1-\uffff0-9]-*)*[a-z\u00a1-\uffff0-9]+)*(?:\.(?:[a-z\u00a1-\uffff]{2,})).?)(?::\d{2,5})?(?:[/?#]\S*)?$/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_algorithm
            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(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(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(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.off('.validate-equalTo').on('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,
                        {
                            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'
            },
        },
    })

    // 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)
        }
    }
})
