// source --> https://www.fickanzeiger.com/wp-content/plugins/classified-listing/assets/vendor/daterangepicker/daterangepicker.js?ver=3.0.5 
/**
* @version: 3.1
* @author: Dan Grossman http://www.dangrossman.info/
* @copyright: Copyright (c) 2012-2019 Dan Grossman. All rights reserved.
* @license: Licensed under the MIT license. See http://www.opensource.org/licenses/mit-license.php
* @website: http://www.daterangepicker.com/
*/
// Following the UMD template https://github.com/umdjs/umd/blob/master/templates/returnExportsGlobal.js
(function (root, factory) {
    if (typeof define === 'function' && define.amd) {
        // AMD. Make globaly available as well
        define(['moment', 'jquery'], function (moment, jquery) {
            if (!jquery.fn) jquery.fn = {}; // webpack server rendering
            if (typeof moment !== 'function' && moment.hasOwnProperty('default')) moment = moment['default']
            return factory(moment, jquery);
        });
    } else if (typeof module === 'object' && module.exports) {
        // Node / Browserify
        //isomorphic issue
        var jQuery = (typeof window != 'undefined') ? window.jQuery : undefined;
        if (!jQuery) {
            jQuery = require('jquery');
            if (!jQuery.fn) jQuery.fn = {};
        }
        var moment = (typeof window != 'undefined' && typeof window.moment != 'undefined') ? window.moment : require('moment');
        module.exports = factory(moment, jQuery);
    } else {
        // Browser globals
        root.daterangepicker = factory(root.moment, root.jQuery);
    }
}(this, function(moment, $) {
    var DateRangePicker = function(element, options, cb) {

        //default settings for options
        this.parentEl = 'body';
        this.element = $(element);
        this.startDate = moment().startOf('day');
        this.endDate = moment().endOf('day');
        this.minDate = false;
        this.maxDate = false;
        this.maxSpan = false;
        this.autoApply = false;
        this.singleDatePicker = false;
        this.showDropdowns = false;
        this.minYear = moment().subtract(100, 'year').format('YYYY');
        this.maxYear = moment().add(100, 'year').format('YYYY');
        this.showWeekNumbers = false;
        this.showISOWeekNumbers = false;
        this.showCustomRangeLabel = true;
        this.timePicker = false;
        this.timePicker24Hour = false;
        this.timePickerIncrement = 1;
        this.timePickerSeconds = false;
        this.linkedCalendars = true;
        this.autoUpdateInput = true;
        this.alwaysShowCalendars = false;
        this.ranges = {};

        this.opens = 'right';
        if (this.element.hasClass('pull-right'))
            this.opens = 'left';

        this.drops = 'down';
        if (this.element.hasClass('dropup'))
            this.drops = 'up';

        this.buttonClasses = 'btn btn-sm';
        this.applyButtonClasses = 'btn-primary';
        this.cancelButtonClasses = 'btn-default';

        this.locale = {
            direction: 'ltr',
            format: moment.localeData().longDateFormat('L'),
            separator: ' - ',
            applyLabel: 'Apply',
            cancelLabel: 'Cancel',
            weekLabel: 'W',
            customRangeLabel: 'Custom Range',
            daysOfWeek: moment.weekdaysMin(),
            monthNames: moment.monthsShort(),
            firstDay: moment.localeData().firstDayOfWeek()
        };

        this.callback = function() { };

        //some state information
        this.isShowing = false;
        this.leftCalendar = {};
        this.rightCalendar = {};

        //custom options from user
        if (typeof options !== 'object' || options === null)
            options = {};

        //allow setting options with data attributes
        //data-api options will be overwritten with custom javascript options
        options = $.extend(this.element.data(), options);

        //html template for the picker UI
        if (typeof options.template !== 'string' && !(options.template instanceof $))
            options.template =
            '<div class="daterangepicker">' +
                '<div class="ranges"></div>' +
                '<div class="drp-calendar left">' +
                    '<div class="calendar-table"></div>' +
                    '<div class="calendar-time"></div>' +
                '</div>' +
                '<div class="drp-calendar right">' +
                    '<div class="calendar-table"></div>' +
                    '<div class="calendar-time"></div>' +
                '</div>' +
                '<div class="drp-buttons">' +
                    '<span class="drp-selected"></span>' +
                    '<button class="cancelBtn" type="button"></button>' +
                    '<button class="applyBtn" disabled="disabled" type="button"></button> ' +
                '</div>' +
            '</div>';

        this.parentEl = (options.parentEl && $(options.parentEl).length) ? $(options.parentEl) : $(this.parentEl);
        this.container = $(options.template).appendTo(this.parentEl);

        //
        // handle all the possible options overriding defaults
        //

        if (typeof options.locale === 'object') {

            if (typeof options.locale.direction === 'string')
                this.locale.direction = options.locale.direction;

            if (typeof options.locale.format === 'string')
                this.locale.format = options.locale.format;

            if (typeof options.locale.separator === 'string')
                this.locale.separator = options.locale.separator;

            if (typeof options.locale.daysOfWeek === 'object')
                this.locale.daysOfWeek = options.locale.daysOfWeek.slice();

            if (typeof options.locale.monthNames === 'object')
              this.locale.monthNames = options.locale.monthNames.slice();

            if (typeof options.locale.firstDay === 'number')
              this.locale.firstDay = options.locale.firstDay;

            if (typeof options.locale.applyLabel === 'string')
              this.locale.applyLabel = options.locale.applyLabel;

            if (typeof options.locale.cancelLabel === 'string')
              this.locale.cancelLabel = options.locale.cancelLabel;

            if (typeof options.locale.weekLabel === 'string')
              this.locale.weekLabel = options.locale.weekLabel;

            if (typeof options.locale.customRangeLabel === 'string'){
                //Support unicode chars in the custom range name.
                var elem = document.createElement('textarea');
                elem.innerHTML = options.locale.customRangeLabel;
                var rangeHtml = elem.value;
                this.locale.customRangeLabel = rangeHtml;
            }
        }
        this.container.addClass(this.locale.direction);

        if (typeof options.startDate === 'string')
            this.startDate = moment(options.startDate, this.locale.format);

        if (typeof options.endDate === 'string')
            this.endDate = moment(options.endDate, this.locale.format);

        if (typeof options.minDate === 'string')
            this.minDate = moment(options.minDate, this.locale.format);

        if (typeof options.maxDate === 'string')
            this.maxDate = moment(options.maxDate, this.locale.format);

        if (typeof options.startDate === 'object')
            this.startDate = moment(options.startDate);

        if (typeof options.endDate === 'object')
            this.endDate = moment(options.endDate);

        if (typeof options.minDate === 'object')
            this.minDate = moment(options.minDate);

        if (typeof options.maxDate === 'object')
            this.maxDate = moment(options.maxDate);

        // sanity check for bad options
        if (this.minDate && this.startDate.isBefore(this.minDate))
            this.startDate = this.minDate.clone();

        // sanity check for bad options
        if (this.maxDate && this.endDate.isAfter(this.maxDate))
            this.endDate = this.maxDate.clone();

        if (typeof options.applyButtonClasses === 'string')
            this.applyButtonClasses = options.applyButtonClasses;

        if (typeof options.applyClass === 'string') //backwards compat
            this.applyButtonClasses = options.applyClass;

        if (typeof options.cancelButtonClasses === 'string')
            this.cancelButtonClasses = options.cancelButtonClasses;

        if (typeof options.cancelClass === 'string') //backwards compat
            this.cancelButtonClasses = options.cancelClass;

        if (typeof options.maxSpan === 'object')
            this.maxSpan = options.maxSpan;

        if (typeof options.dateLimit === 'object') //backwards compat
            this.maxSpan = options.dateLimit;

        if (typeof options.opens === 'string')
            this.opens = options.opens;

        if (typeof options.drops === 'string')
            this.drops = options.drops;

        if (typeof options.showWeekNumbers === 'boolean')
            this.showWeekNumbers = options.showWeekNumbers;

        if (typeof options.showISOWeekNumbers === 'boolean')
            this.showISOWeekNumbers = options.showISOWeekNumbers;

        if (typeof options.buttonClasses === 'string')
            this.buttonClasses = options.buttonClasses;

        if (typeof options.buttonClasses === 'object')
            this.buttonClasses = options.buttonClasses.join(' ');

        if (typeof options.showDropdowns === 'boolean')
            this.showDropdowns = options.showDropdowns;

        if (typeof options.minYear === 'number')
            this.minYear = options.minYear;

        if (typeof options.maxYear === 'number')
            this.maxYear = options.maxYear;

        if (typeof options.showCustomRangeLabel === 'boolean')
            this.showCustomRangeLabel = options.showCustomRangeLabel;

        if (typeof options.singleDatePicker === 'boolean') {
            this.singleDatePicker = options.singleDatePicker;
            if (this.singleDatePicker)
                this.endDate = this.startDate.clone();
        }

        if (typeof options.timePicker === 'boolean')
            this.timePicker = options.timePicker;

        if (typeof options.timePickerSeconds === 'boolean')
            this.timePickerSeconds = options.timePickerSeconds;

        if (typeof options.timePickerIncrement === 'number')
            this.timePickerIncrement = options.timePickerIncrement;

        if (typeof options.timePicker24Hour === 'boolean')
            this.timePicker24Hour = options.timePicker24Hour;

        if (typeof options.autoApply === 'boolean')
            this.autoApply = options.autoApply;

        if (typeof options.autoUpdateInput === 'boolean')
            this.autoUpdateInput = options.autoUpdateInput;

        if (typeof options.linkedCalendars === 'boolean')
            this.linkedCalendars = options.linkedCalendars;

        if (typeof options.isInvalidDate === 'function')
            this.isInvalidDate = options.isInvalidDate;

        if (typeof options.isCustomDate === 'function')
            this.isCustomDate = options.isCustomDate;

        if (typeof options.alwaysShowCalendars === 'boolean')
            this.alwaysShowCalendars = options.alwaysShowCalendars;

        // update day names order to firstDay
        if (this.locale.firstDay != 0) {
            var iterator = this.locale.firstDay;
            while (iterator > 0) {
                this.locale.daysOfWeek.push(this.locale.daysOfWeek.shift());
                iterator--;
            }
        }

        var start, end, range;

        //if no start/end dates set, check if an input element contains initial values
        if (typeof options.startDate === 'undefined' && typeof options.endDate === 'undefined') {
            if ($(this.element).is(':text')) {
                var val = $(this.element).val(),
                    split = val.split(this.locale.separator);

                start = end = null;

                if (split.length == 2) {
                    start = moment(split[0], this.locale.format);
                    end = moment(split[1], this.locale.format);
                } else if (this.singleDatePicker && val !== "") {
                    start = moment(val, this.locale.format);
                    end = moment(val, this.locale.format);
                }
                if (start !== null && end !== null) {
                    this.setStartDate(start);
                    this.setEndDate(end);
                }
            }
        }

        if (typeof options.ranges === 'object') {
            for (range in options.ranges) {

                if (typeof options.ranges[range][0] === 'string')
                    start = moment(options.ranges[range][0], this.locale.format);
                else
                    start = moment(options.ranges[range][0]);

                if (typeof options.ranges[range][1] === 'string')
                    end = moment(options.ranges[range][1], this.locale.format);
                else
                    end = moment(options.ranges[range][1]);

                // If the start or end date exceed those allowed by the minDate or maxSpan
                // options, shorten the range to the allowable period.
                if (this.minDate && start.isBefore(this.minDate))
                    start = this.minDate.clone();

                var maxDate = this.maxDate;
                if (this.maxSpan && maxDate && start.clone().add(this.maxSpan).isAfter(maxDate))
                    maxDate = start.clone().add(this.maxSpan);
                if (maxDate && end.isAfter(maxDate))
                    end = maxDate.clone();

                // If the end of the range is before the minimum or the start of the range is
                // after the maximum, don't display this range option at all.
                if ((this.minDate && end.isBefore(this.minDate, this.timepicker ? 'minute' : 'day'))
                  || (maxDate && start.isAfter(maxDate, this.timepicker ? 'minute' : 'day')))
                    continue;

                //Support unicode chars in the range names.
                var elem = document.createElement('textarea');
                elem.innerHTML = range;
                var rangeHtml = elem.value;

                this.ranges[rangeHtml] = [start, end];
            }

            var list = '<ul>';
            for (range in this.ranges) {
                list += '<li data-range-key="' + range + '">' + range + '</li>';
            }
            if (this.showCustomRangeLabel) {
                list += '<li data-range-key="' + this.locale.customRangeLabel + '">' + this.locale.customRangeLabel + '</li>';
            }
            list += '</ul>';
            this.container.find('.ranges').prepend(list);
        }

        if (typeof cb === 'function') {
            this.callback = cb;
        }

        if (!this.timePicker) {
            this.startDate = this.startDate.startOf('day');
            this.endDate = this.endDate.endOf('day');
            this.container.find('.calendar-time').hide();
        }

        //can't be used together for now
        if (this.timePicker && this.autoApply)
            this.autoApply = false;

        if (this.autoApply) {
            this.container.addClass('auto-apply');
        }

        if (typeof options.ranges === 'object')
            this.container.addClass('show-ranges');

        if (this.singleDatePicker) {
            this.container.addClass('single');
            this.container.find('.drp-calendar.left').addClass('single');
            this.container.find('.drp-calendar.left').show();
            this.container.find('.drp-calendar.right').hide();
            if (!this.timePicker && this.autoApply) {
                this.container.addClass('auto-apply');
            }
        }

        if ((typeof options.ranges === 'undefined' && !this.singleDatePicker) || this.alwaysShowCalendars) {
            this.container.addClass('show-calendar');
        }

        this.container.addClass('opens' + this.opens);

        //apply CSS classes and labels to buttons
        this.container.find('.applyBtn, .cancelBtn').addClass(this.buttonClasses);
        if (this.applyButtonClasses.length)
            this.container.find('.applyBtn').addClass(this.applyButtonClasses);
        if (this.cancelButtonClasses.length)
            this.container.find('.cancelBtn').addClass(this.cancelButtonClasses);
        this.container.find('.applyBtn').html(this.locale.applyLabel);
        this.container.find('.cancelBtn').html(this.locale.cancelLabel);

        //
        // event listeners
        //

        this.container.find('.drp-calendar')
            .on('click.daterangepicker', '.prev', $.proxy(this.clickPrev, this))
            .on('click.daterangepicker', '.next', $.proxy(this.clickNext, this))
            .on('mousedown.daterangepicker', 'td.available', $.proxy(this.clickDate, this))
            .on('mouseenter.daterangepicker', 'td.available', $.proxy(this.hoverDate, this))
            .on('change.daterangepicker', 'select.yearselect', $.proxy(this.monthOrYearChanged, this))
            .on('change.daterangepicker', 'select.monthselect', $.proxy(this.monthOrYearChanged, this))
            .on('change.daterangepicker', 'select.hourselect,select.minuteselect,select.secondselect,select.ampmselect', $.proxy(this.timeChanged, this));

        this.container.find('.ranges')
            .on('click.daterangepicker', 'li', $.proxy(this.clickRange, this));

        this.container.find('.drp-buttons')
            .on('click.daterangepicker', 'button.applyBtn', $.proxy(this.clickApply, this))
            .on('click.daterangepicker', 'button.cancelBtn', $.proxy(this.clickCancel, this));

        if (this.element.is('input') || this.element.is('button')) {
            this.element.on({
                'click.daterangepicker': $.proxy(this.show, this),
                'focus.daterangepicker': $.proxy(this.show, this),
                'keyup.daterangepicker': $.proxy(this.elementChanged, this),
                'keydown.daterangepicker': $.proxy(this.keydown, this) //IE 11 compatibility
            });
        } else {
            this.element.on('click.daterangepicker', $.proxy(this.toggle, this));
            this.element.on('keydown.daterangepicker', $.proxy(this.toggle, this));
        }

        //
        // if attached to a text input, set the initial value
        //

        this.updateElement();

    };

    DateRangePicker.prototype = {

        constructor: DateRangePicker,

        setStartDate: function(startDate) {
            if (typeof startDate === 'string')
                this.startDate = moment(startDate, this.locale.format);

            if (typeof startDate === 'object')
                this.startDate = moment(startDate);

            if (!this.timePicker)
                this.startDate = this.startDate.startOf('day');

            if (this.timePicker && this.timePickerIncrement)
                this.startDate.minute(Math.round(this.startDate.minute() / this.timePickerIncrement) * this.timePickerIncrement);

            if (this.minDate && this.startDate.isBefore(this.minDate)) {
                this.startDate = this.minDate.clone();
                if (this.timePicker && this.timePickerIncrement)
                    this.startDate.minute(Math.round(this.startDate.minute() / this.timePickerIncrement) * this.timePickerIncrement);
            }

            if (this.maxDate && this.startDate.isAfter(this.maxDate)) {
                this.startDate = this.maxDate.clone();
                if (this.timePicker && this.timePickerIncrement)
                    this.startDate.minute(Math.floor(this.startDate.minute() / this.timePickerIncrement) * this.timePickerIncrement);
            }

            if (!this.isShowing)
                this.updateElement();

            this.updateMonthsInView();
        },

        setEndDate: function(endDate) {
            if (typeof endDate === 'string')
                this.endDate = moment(endDate, this.locale.format);

            if (typeof endDate === 'object')
                this.endDate = moment(endDate);

            if (!this.timePicker)
                this.endDate = this.endDate.endOf('day');

            if (this.timePicker && this.timePickerIncrement)
                this.endDate.minute(Math.round(this.endDate.minute() / this.timePickerIncrement) * this.timePickerIncrement);

            if (this.endDate.isBefore(this.startDate))
                this.endDate = this.startDate.clone();

            if (this.maxDate && this.endDate.isAfter(this.maxDate))
                this.endDate = this.maxDate.clone();

            if (this.maxSpan && this.startDate.clone().add(this.maxSpan).isBefore(this.endDate))
                this.endDate = this.startDate.clone().add(this.maxSpan);

            this.previousRightTime = this.endDate.clone();

            this.container.find('.drp-selected').html(this.startDate.format(this.locale.format) + this.locale.separator + this.endDate.format(this.locale.format));

            if (!this.isShowing)
                this.updateElement();

            this.updateMonthsInView();
        },

        isInvalidDate: function() {
            return false;
        },

        isCustomDate: function() {
            return false;
        },

        updateView: function() {
            if (this.timePicker) {
                this.renderTimePicker('left');
                this.renderTimePicker('right');
                if (!this.endDate) {
                    this.container.find('.right .calendar-time select').prop('disabled', true).addClass('disabled');
                } else {
                    this.container.find('.right .calendar-time select').prop('disabled', false).removeClass('disabled');
                }
            }
            if (this.endDate)
                this.container.find('.drp-selected').html(this.startDate.format(this.locale.format) + this.locale.separator + this.endDate.format(this.locale.format));
            this.updateMonthsInView();
            this.updateCalendars();
            this.updateFormInputs();
        },

        updateMonthsInView: function() {
            if (this.endDate) {

                //if both dates are visible already, do nothing
                if (!this.singleDatePicker && this.leftCalendar.month && this.rightCalendar.month &&
                    (this.startDate.format('YYYY-MM') == this.leftCalendar.month.format('YYYY-MM') || this.startDate.format('YYYY-MM') == this.rightCalendar.month.format('YYYY-MM'))
                    &&
                    (this.endDate.format('YYYY-MM') == this.leftCalendar.month.format('YYYY-MM') || this.endDate.format('YYYY-MM') == this.rightCalendar.month.format('YYYY-MM'))
                    ) {
                    return;
                }

                this.leftCalendar.month = this.startDate.clone().date(2);
                if (!this.linkedCalendars && (this.endDate.month() != this.startDate.month() || this.endDate.year() != this.startDate.year())) {
                    this.rightCalendar.month = this.endDate.clone().date(2);
                } else {
                    this.rightCalendar.month = this.startDate.clone().date(2).add(1, 'month');
                }

            } else {
                if (this.leftCalendar.month.format('YYYY-MM') != this.startDate.format('YYYY-MM') && this.rightCalendar.month.format('YYYY-MM') != this.startDate.format('YYYY-MM')) {
                    this.leftCalendar.month = this.startDate.clone().date(2);
                    this.rightCalendar.month = this.startDate.clone().date(2).add(1, 'month');
                }
            }
            if (this.maxDate && this.linkedCalendars && !this.singleDatePicker && this.rightCalendar.month > this.maxDate) {
              this.rightCalendar.month = this.maxDate.clone().date(2);
              this.leftCalendar.month = this.maxDate.clone().date(2).subtract(1, 'month');
            }
        },

        updateCalendars: function() {

            if (this.timePicker) {
                var hour, minute, second;
                if (this.endDate) {
                    hour = parseInt(this.container.find('.left .hourselect').val(), 10);
                    minute = parseInt(this.container.find('.left .minuteselect').val(), 10);
                    if (isNaN(minute)) {
                        minute = parseInt(this.container.find('.left .minuteselect option:last').val(), 10);
                    }
                    second = this.timePickerSeconds ? parseInt(this.container.find('.left .secondselect').val(), 10) : 0;
                    if (!this.timePicker24Hour) {
                        var ampm = this.container.find('.left .ampmselect').val();
                        if (ampm === 'PM' && hour < 12)
                            hour += 12;
                        if (ampm === 'AM' && hour === 12)
                            hour = 0;
                    }
                } else {
                    hour = parseInt(this.container.find('.right .hourselect').val(), 10);
                    minute = parseInt(this.container.find('.right .minuteselect').val(), 10);
                    if (isNaN(minute)) {
                        minute = parseInt(this.container.find('.right .minuteselect option:last').val(), 10);
                    }
                    second = this.timePickerSeconds ? parseInt(this.container.find('.right .secondselect').val(), 10) : 0;
                    if (!this.timePicker24Hour) {
                        var ampm = this.container.find('.right .ampmselect').val();
                        if (ampm === 'PM' && hour < 12)
                            hour += 12;
                        if (ampm === 'AM' && hour === 12)
                            hour = 0;
                    }
                }
                this.leftCalendar.month.hour(hour).minute(minute).second(second);
                this.rightCalendar.month.hour(hour).minute(minute).second(second);
            }

            this.renderCalendar('left');
            this.renderCalendar('right');

            //highlight any predefined range matching the current start and end dates
            this.container.find('.ranges li').removeClass('active');
            if (this.endDate == null) return;

            this.calculateChosenLabel();
        },

        renderCalendar: function(side) {

            //
            // Build the matrix of dates that will populate the calendar
            //

            var calendar = side == 'left' ? this.leftCalendar : this.rightCalendar;
            var month = calendar.month.month();
            var year = calendar.month.year();
            var hour = calendar.month.hour();
            var minute = calendar.month.minute();
            var second = calendar.month.second();
            var daysInMonth = moment([year, month]).daysInMonth();
            var firstDay = moment([year, month, 1]);
            var lastDay = moment([year, month, daysInMonth]);
            var lastMonth = moment(firstDay).subtract(1, 'month').month();
            var lastYear = moment(firstDay).subtract(1, 'month').year();
            var daysInLastMonth = moment([lastYear, lastMonth]).daysInMonth();
            var dayOfWeek = firstDay.day();

            //initialize a 6 rows x 7 columns array for the calendar
            var calendar = [];
            calendar.firstDay = firstDay;
            calendar.lastDay = lastDay;

            for (var i = 0; i < 6; i++) {
                calendar[i] = [];
            }

            //populate the calendar with date objects
            var startDay = daysInLastMonth - dayOfWeek + this.locale.firstDay + 1;
            if (startDay > daysInLastMonth)
                startDay -= 7;

            if (dayOfWeek == this.locale.firstDay)
                startDay = daysInLastMonth - 6;

            var curDate = moment([lastYear, lastMonth, startDay, 12, minute, second]);

            var col, row;
            for (var i = 0, col = 0, row = 0; i < 42; i++, col++, curDate = moment(curDate).add(24, 'hour')) {
                if (i > 0 && col % 7 === 0) {
                    col = 0;
                    row++;
                }
                calendar[row][col] = curDate.clone().hour(hour).minute(minute).second(second);
                curDate.hour(12);

                if (this.minDate && calendar[row][col].format('YYYY-MM-DD') == this.minDate.format('YYYY-MM-DD') && calendar[row][col].isBefore(this.minDate) && side == 'left') {
                    calendar[row][col] = this.minDate.clone();
                }

                if (this.maxDate && calendar[row][col].format('YYYY-MM-DD') == this.maxDate.format('YYYY-MM-DD') && calendar[row][col].isAfter(this.maxDate) && side == 'right') {
                    calendar[row][col] = this.maxDate.clone();
                }

            }

            //make the calendar object available to hoverDate/clickDate
            if (side == 'left') {
                this.leftCalendar.calendar = calendar;
            } else {
                this.rightCalendar.calendar = calendar;
            }

            //
            // Display the calendar
            //

            var minDate = side == 'left' ? this.minDate : this.startDate;
            var maxDate = this.maxDate;
            var selected = side == 'left' ? this.startDate : this.endDate;
            var arrow = this.locale.direction == 'ltr' ? {left: 'chevron-left', right: 'chevron-right'} : {left: 'chevron-right', right: 'chevron-left'};

            var html = '<table class="table-condensed">';
            html += '<thead>';
            html += '<tr>';

            // add empty cell for week number
            if (this.showWeekNumbers || this.showISOWeekNumbers)
                html += '<th></th>';

            if ((!minDate || minDate.isBefore(calendar.firstDay)) && (!this.linkedCalendars || side == 'left')) {
                html += '<th class="prev available"><span></span></th>';
            } else {
                html += '<th></th>';
            }

            var dateHtml = this.locale.monthNames[calendar[1][1].month()] + calendar[1][1].format(" YYYY");

            if (this.showDropdowns) {
                var currentMonth = calendar[1][1].month();
                var currentYear = calendar[1][1].year();
                var maxYear = (maxDate && maxDate.year()) || (this.maxYear);
                var minYear = (minDate && minDate.year()) || (this.minYear);
                var inMinYear = currentYear == minYear;
                var inMaxYear = currentYear == maxYear;

                var monthHtml = '<select class="monthselect">';
                for (var m = 0; m < 12; m++) {
                    if ((!inMinYear || (minDate && m >= minDate.month())) && (!inMaxYear || (maxDate && m <= maxDate.month()))) {
                        monthHtml += "<option value='" + m + "'" +
                            (m === currentMonth ? " selected='selected'" : "") +
                            ">" + this.locale.monthNames[m] + "</option>";
                    } else {
                        monthHtml += "<option value='" + m + "'" +
                            (m === currentMonth ? " selected='selected'" : "") +
                            " disabled='disabled'>" + this.locale.monthNames[m] + "</option>";
                    }
                }
                monthHtml += "</select>";

                var yearHtml = '<select class="yearselect">';
                for (var y = minYear; y <= maxYear; y++) {
                    yearHtml += '<option value="' + y + '"' +
                        (y === currentYear ? ' selected="selected"' : '') +
                        '>' + y + '</option>';
                }
                yearHtml += '</select>';

                dateHtml = monthHtml + yearHtml;
            }

            html += '<th colspan="5" class="month">' + dateHtml + '</th>';
            if ((!maxDate || maxDate.isAfter(calendar.lastDay)) && (!this.linkedCalendars || side == 'right' || this.singleDatePicker)) {
                html += '<th class="next available"><span></span></th>';
            } else {
                html += '<th></th>';
            }

            html += '</tr>';
            html += '<tr>';

            // add week number label
            if (this.showWeekNumbers || this.showISOWeekNumbers)
                html += '<th class="week">' + this.locale.weekLabel + '</th>';

            $.each(this.locale.daysOfWeek, function(index, dayOfWeek) {
                html += '<th>' + dayOfWeek + '</th>';
            });

            html += '</tr>';
            html += '</thead>';
            html += '<tbody>';

            //adjust maxDate to reflect the maxSpan setting in order to
            //grey out end dates beyond the maxSpan
            if (this.endDate == null && this.maxSpan) {
                var maxLimit = this.startDate.clone().add(this.maxSpan).endOf('day');
                if (!maxDate || maxLimit.isBefore(maxDate)) {
                    maxDate = maxLimit;
                }
            }

            for (var row = 0; row < 6; row++) {
                html += '<tr>';

                // add week number
                if (this.showWeekNumbers)
                    html += '<td class="week">' + calendar[row][0].week() + '</td>';
                else if (this.showISOWeekNumbers)
                    html += '<td class="week">' + calendar[row][0].isoWeek() + '</td>';

                for (var col = 0; col < 7; col++) {

                    var classes = [];

                    //highlight today's date
                    if (calendar[row][col].isSame(new Date(), "day"))
                        classes.push('today');

                    //highlight weekends
                    if (calendar[row][col].isoWeekday() > 5)
                        classes.push('weekend');

                    //grey out the dates in other months displayed at beginning and end of this calendar
                    if (calendar[row][col].month() != calendar[1][1].month())
                        classes.push('off', 'ends');

                    //don't allow selection of dates before the minimum date
                    if (this.minDate && calendar[row][col].isBefore(this.minDate, 'day'))
                        classes.push('off', 'disabled');

                    //don't allow selection of dates after the maximum date
                    if (maxDate && calendar[row][col].isAfter(maxDate, 'day'))
                        classes.push('off', 'disabled');

                    //don't allow selection of date if a custom function decides it's invalid
                    if (this.isInvalidDate(calendar[row][col]))
                        classes.push('off', 'disabled');

                    //highlight the currently selected start date
                    if (calendar[row][col].format('YYYY-MM-DD') == this.startDate.format('YYYY-MM-DD'))
                        classes.push('active', 'start-date');

                    //highlight the currently selected end date
                    if (this.endDate != null && calendar[row][col].format('YYYY-MM-DD') == this.endDate.format('YYYY-MM-DD'))
                        classes.push('active', 'end-date');

                    //highlight dates in-between the selected dates
                    if (this.endDate != null && calendar[row][col] > this.startDate && calendar[row][col] < this.endDate)
                        classes.push('in-range');

                    //apply custom classes for this date
                    var isCustom = this.isCustomDate(calendar[row][col]);
                    if (isCustom !== false) {
                        if (typeof isCustom === 'string')
                            classes.push(isCustom);
                        else
                            Array.prototype.push.apply(classes, isCustom);
                    }

                    var cname = '', disabled = false;
                    for (var i = 0; i < classes.length; i++) {
                        cname += classes[i] + ' ';
                        if (classes[i] == 'disabled')
                            disabled = true;
                    }
                    if (!disabled)
                        cname += 'available';

                    html += '<td class="' + cname.replace(/^\s+|\s+$/g, '') + '" data-title="' + 'r' + row + 'c' + col + '">' + calendar[row][col].date() + '</td>';

                }
                html += '</tr>';
            }

            html += '</tbody>';
            html += '</table>';

            this.container.find('.drp-calendar.' + side + ' .calendar-table').html(html);

        },

        renderTimePicker: function(side) {

            // Don't bother updating the time picker if it's currently disabled
            // because an end date hasn't been clicked yet
            if (side == 'right' && !this.endDate) return;

            var html, selected, minDate, maxDate = this.maxDate;

            if (this.maxSpan && (!this.maxDate || this.startDate.clone().add(this.maxSpan).isBefore(this.maxDate)))
                maxDate = this.startDate.clone().add(this.maxSpan);

            if (side == 'left') {
                selected = this.startDate.clone();
                minDate = this.minDate;
            } else if (side == 'right') {
                selected = this.endDate.clone();
                minDate = this.startDate;

                //Preserve the time already selected
                var timeSelector = this.container.find('.drp-calendar.right .calendar-time');
                if (timeSelector.html() != '') {

                    selected.hour(!isNaN(selected.hour()) ? selected.hour() : timeSelector.find('.hourselect option:selected').val());
                    selected.minute(!isNaN(selected.minute()) ? selected.minute() : timeSelector.find('.minuteselect option:selected').val());
                    selected.second(!isNaN(selected.second()) ? selected.second() : timeSelector.find('.secondselect option:selected').val());

                    if (!this.timePicker24Hour) {
                        var ampm = timeSelector.find('.ampmselect option:selected').val();
                        if (ampm === 'PM' && selected.hour() < 12)
                            selected.hour(selected.hour() + 12);
                        if (ampm === 'AM' && selected.hour() === 12)
                            selected.hour(0);
                    }

                }

                if (selected.isBefore(this.startDate))
                    selected = this.startDate.clone();

                if (maxDate && selected.isAfter(maxDate))
                    selected = maxDate.clone();

            }

            //
            // hours
            //

            html = '<select class="hourselect">';

            var start = this.timePicker24Hour ? 0 : 1;
            var end = this.timePicker24Hour ? 23 : 12;

            for (var i = start; i <= end; i++) {
                var i_in_24 = i;
                if (!this.timePicker24Hour)
                    i_in_24 = selected.hour() >= 12 ? (i == 12 ? 12 : i + 12) : (i == 12 ? 0 : i);

                var time = selected.clone().hour(i_in_24);
                var disabled = false;
                if (minDate && time.minute(59).isBefore(minDate))
                    disabled = true;
                if (maxDate && time.minute(0).isAfter(maxDate))
                    disabled = true;

                if (i_in_24 == selected.hour() && !disabled) {
                    html += '<option value="' + i + '" selected="selected">' + i + '</option>';
                } else if (disabled) {
                    html += '<option value="' + i + '" disabled="disabled" class="disabled">' + i + '</option>';
                } else {
                    html += '<option value="' + i + '">' + i + '</option>';
                }
            }

            html += '</select> ';

            //
            // minutes
            //

            html += ': <select class="minuteselect">';

            for (var i = 0; i < 60; i += this.timePickerIncrement) {
                var padded = i < 10 ? '0' + i : i;
                var time = selected.clone().minute(i);

                var disabled = false;
                if (minDate && time.second(59).isBefore(minDate))
                    disabled = true;
                if (maxDate && time.second(0).isAfter(maxDate))
                    disabled = true;

                if (selected.minute() == i && !disabled) {
                    html += '<option value="' + i + '" selected="selected">' + padded + '</option>';
                } else if (disabled) {
                    html += '<option value="' + i + '" disabled="disabled" class="disabled">' + padded + '</option>';
                } else {
                    html += '<option value="' + i + '">' + padded + '</option>';
                }
            }

            html += '</select> ';

            //
            // seconds
            //

            if (this.timePickerSeconds) {
                html += ': <select class="secondselect">';

                for (var i = 0; i < 60; i++) {
                    var padded = i < 10 ? '0' + i : i;
                    var time = selected.clone().second(i);

                    var disabled = false;
                    if (minDate && time.isBefore(minDate))
                        disabled = true;
                    if (maxDate && time.isAfter(maxDate))
                        disabled = true;

                    if (selected.second() == i && !disabled) {
                        html += '<option value="' + i + '" selected="selected">' + padded + '</option>';
                    } else if (disabled) {
                        html += '<option value="' + i + '" disabled="disabled" class="disabled">' + padded + '</option>';
                    } else {
                        html += '<option value="' + i + '">' + padded + '</option>';
                    }
                }

                html += '</select> ';
            }

            //
            // AM/PM
            //

            if (!this.timePicker24Hour) {
                html += '<select class="ampmselect">';

                var am_html = '';
                var pm_html = '';

                if (minDate && selected.clone().hour(12).minute(0).second(0).isBefore(minDate))
                    am_html = ' disabled="disabled" class="disabled"';

                if (maxDate && selected.clone().hour(0).minute(0).second(0).isAfter(maxDate))
                    pm_html = ' disabled="disabled" class="disabled"';

                if (selected.hour() >= 12) {
                    html += '<option value="AM"' + am_html + '>AM</option><option value="PM" selected="selected"' + pm_html + '>PM</option>';
                } else {
                    html += '<option value="AM" selected="selected"' + am_html + '>AM</option><option value="PM"' + pm_html + '>PM</option>';
                }

                html += '</select>';
            }

            this.container.find('.drp-calendar.' + side + ' .calendar-time').html(html);

        },

        updateFormInputs: function() {

            if (this.singleDatePicker || (this.endDate && (this.startDate.isBefore(this.endDate) || this.startDate.isSame(this.endDate)))) {
                this.container.find('button.applyBtn').prop('disabled', false);
            } else {
                this.container.find('button.applyBtn').prop('disabled', true);
            }

        },

        move: function() {
            var parentOffset = { top: 0, left: 0 },
                containerTop,
                drops = this.drops;

            var parentRightEdge = $(window).width();
            if (!this.parentEl.is('body')) {
                parentOffset = {
                    top: this.parentEl.offset().top - this.parentEl.scrollTop(),
                    left: this.parentEl.offset().left - this.parentEl.scrollLeft()
                };
                parentRightEdge = this.parentEl[0].clientWidth + this.parentEl.offset().left;
            }

            switch (drops) {
            case 'auto':
                containerTop = this.element.offset().top + this.element.outerHeight() - parentOffset.top;
                if (containerTop + this.container.outerHeight() >= this.parentEl[0].scrollHeight) {
                    containerTop = this.element.offset().top - this.container.outerHeight() - parentOffset.top;
                    drops = 'up';
                }
                break;
            case 'up':
                containerTop = this.element.offset().top - this.container.outerHeight() - parentOffset.top;
                break;
            default:
                containerTop = this.element.offset().top + this.element.outerHeight() - parentOffset.top;
                break;
            }

            // Force the container to it's actual width
            this.container.css({
              top: 0,
              left: 0,
              right: 'auto'
            });
            var containerWidth = this.container.outerWidth();

            this.container.toggleClass('drop-up', drops == 'up');

            if (this.opens == 'left') {
                var containerRight = parentRightEdge - this.element.offset().left - this.element.outerWidth();
                if (containerWidth + containerRight > $(window).width()) {
                    this.container.css({
                        top: containerTop,
                        right: 'auto',
                        left: 9
                    });
                } else {
                    this.container.css({
                        top: containerTop,
                        right: containerRight,
                        left: 'auto'
                    });
                }
            } else if (this.opens == 'center') {
                var containerLeft = this.element.offset().left - parentOffset.left + this.element.outerWidth() / 2
                                        - containerWidth / 2;
                if (containerLeft < 0) {
                    this.container.css({
                        top: containerTop,
                        right: 'auto',
                        left: 9
                    });
                } else if (containerLeft + containerWidth > $(window).width()) {
                    this.container.css({
                        top: containerTop,
                        left: 'auto',
                        right: 0
                    });
                } else {
                    this.container.css({
                        top: containerTop,
                        left: containerLeft,
                        right: 'auto'
                    });
                }
            } else {
                var containerLeft = this.element.offset().left - parentOffset.left;
                if (containerLeft + containerWidth > $(window).width()) {
                    this.container.css({
                        top: containerTop,
                        left: 'auto',
                        right: 0
                    });
                } else {
                    this.container.css({
                        top: containerTop,
                        left: containerLeft,
                        right: 'auto'
                    });
                }
            }
        },

        show: function(e) {
            if (this.isShowing) return;

            // Create a click proxy that is private to this instance of datepicker, for unbinding
            this._outsideClickProxy = $.proxy(function(e) { this.outsideClick(e); }, this);

            // Bind global datepicker mousedown for hiding and
            $(document)
              .on('mousedown.daterangepicker', this._outsideClickProxy)
              // also support mobile devices
              .on('touchend.daterangepicker', this._outsideClickProxy)
              // also explicitly play nice with Bootstrap dropdowns, which stopPropagation when clicking them
              .on('click.daterangepicker', '[data-toggle=dropdown]', this._outsideClickProxy)
              // and also close when focus changes to outside the picker (eg. tabbing between controls)
              .on('focusin.daterangepicker', this._outsideClickProxy);

            // Reposition the picker if the window is resized while it's open
            $(window).on('resize.daterangepicker', $.proxy(function(e) { this.move(e); }, this));

            this.oldStartDate = this.startDate.clone();
            this.oldEndDate = this.endDate.clone();
            this.previousRightTime = this.endDate.clone();

            this.updateView();
            this.container.show();
            this.move();
            this.element.trigger('show.daterangepicker', this);
            this.isShowing = true;
        },

        hide: function(e) {
            if (!this.isShowing) return;

            //incomplete date selection, revert to last values
            if (!this.endDate) {
                this.startDate = this.oldStartDate.clone();
                this.endDate = this.oldEndDate.clone();
            }

            //if a new date range was selected, invoke the user callback function
            if (!this.startDate.isSame(this.oldStartDate) || !this.endDate.isSame(this.oldEndDate))
                this.callback(this.startDate.clone(), this.endDate.clone(), this.chosenLabel);

            //if picker is attached to a text input, update it
            this.updateElement();

            $(document).off('.daterangepicker');
            $(window).off('.daterangepicker');
            this.container.hide();
            this.element.trigger('hide.daterangepicker', this);
            this.isShowing = false;
        },

        toggle: function(e) {
            if (this.isShowing) {
                this.hide();
            } else {
                this.show();
            }
        },

        outsideClick: function(e) {
            var target = $(e.target);
            // if the page is clicked anywhere except within the daterangerpicker/button
            // itself then call this.hide()
            if (
                // ie modal dialog fix
                e.type == "focusin" ||
                target.closest(this.element).length ||
                target.closest(this.container).length ||
                target.closest('.calendar-table').length
                ) return;
            this.hide();
            this.element.trigger('outsideClick.daterangepicker', this);
        },

        showCalendars: function() {
            this.container.addClass('show-calendar');
            this.move();
            this.element.trigger('showCalendar.daterangepicker', this);
        },

        hideCalendars: function() {
            this.container.removeClass('show-calendar');
            this.element.trigger('hideCalendar.daterangepicker', this);
        },

        clickRange: function(e) {
            var label = e.target.getAttribute('data-range-key');
            this.chosenLabel = label;
            if (label == this.locale.customRangeLabel) {
                this.showCalendars();
            } else {
                var dates = this.ranges[label];
                this.startDate = dates[0];
                this.endDate = dates[1];

                if (!this.timePicker) {
                    this.startDate.startOf('day');
                    this.endDate.endOf('day');
                }

                if (!this.alwaysShowCalendars)
                    this.hideCalendars();
                this.clickApply();
            }
        },

        clickPrev: function(e) {
            var cal = $(e.target).parents('.drp-calendar');
            if (cal.hasClass('left')) {
                this.leftCalendar.month.subtract(1, 'month');
                if (this.linkedCalendars)
                    this.rightCalendar.month.subtract(1, 'month');
            } else {
                this.rightCalendar.month.subtract(1, 'month');
            }
            this.updateCalendars();
        },

        clickNext: function(e) {
            var cal = $(e.target).parents('.drp-calendar');
            if (cal.hasClass('left')) {
                this.leftCalendar.month.add(1, 'month');
            } else {
                this.rightCalendar.month.add(1, 'month');
                if (this.linkedCalendars)
                    this.leftCalendar.month.add(1, 'month');
            }
            this.updateCalendars();
        },

        hoverDate: function(e) {

            //ignore dates that can't be selected
            if (!$(e.target).hasClass('available')) return;

            var title = $(e.target).attr('data-title');
            var row = title.substr(1, 1);
            var col = title.substr(3, 1);
            var cal = $(e.target).parents('.drp-calendar');
            var date = cal.hasClass('left') ? this.leftCalendar.calendar[row][col] : this.rightCalendar.calendar[row][col];

            //highlight the dates between the start date and the date being hovered as a potential end date
            var leftCalendar = this.leftCalendar;
            var rightCalendar = this.rightCalendar;
            var startDate = this.startDate;
            if (!this.endDate) {
                this.container.find('.drp-calendar tbody td').each(function(index, el) {

                    //skip week numbers, only look at dates
                    if ($(el).hasClass('week')) return;

                    var title = $(el).attr('data-title');
                    var row = title.substr(1, 1);
                    var col = title.substr(3, 1);
                    var cal = $(el).parents('.drp-calendar');
                    var dt = cal.hasClass('left') ? leftCalendar.calendar[row][col] : rightCalendar.calendar[row][col];

                    if ((dt.isAfter(startDate) && dt.isBefore(date)) || dt.isSame(date, 'day')) {
                        $(el).addClass('in-range');
                    } else {
                        $(el).removeClass('in-range');
                    }

                });
            }

        },

        clickDate: function(e) {

            if (!$(e.target).hasClass('available')) return;

            var title = $(e.target).attr('data-title');
            var row = title.substr(1, 1);
            var col = title.substr(3, 1);
            var cal = $(e.target).parents('.drp-calendar');
            var date = cal.hasClass('left') ? this.leftCalendar.calendar[row][col] : this.rightCalendar.calendar[row][col];

            //
            // this function needs to do a few things:
            // * alternate between selecting a start and end date for the range,
            // * if the time picker is enabled, apply the hour/minute/second from the select boxes to the clicked date
            // * if autoapply is enabled, and an end date was chosen, apply the selection
            // * if single date picker mode, and time picker isn't enabled, apply the selection immediately
            // * if one of the inputs above the calendars was focused, cancel that manual input
            //

            if (this.endDate || date.isBefore(this.startDate, 'day')) { //picking start
                if (this.timePicker) {
                    var hour = parseInt(this.container.find('.left .hourselect').val(), 10);
                    if (!this.timePicker24Hour) {
                        var ampm = this.container.find('.left .ampmselect').val();
                        if (ampm === 'PM' && hour < 12)
                            hour += 12;
                        if (ampm === 'AM' && hour === 12)
                            hour = 0;
                    }
                    var minute = parseInt(this.container.find('.left .minuteselect').val(), 10);
                    if (isNaN(minute)) {
                        minute = parseInt(this.container.find('.left .minuteselect option:last').val(), 10);
                    }
                    var second = this.timePickerSeconds ? parseInt(this.container.find('.left .secondselect').val(), 10) : 0;
                    date = date.clone().hour(hour).minute(minute).second(second);
                }
                this.endDate = null;
                this.setStartDate(date.clone());
            } else if (!this.endDate && date.isBefore(this.startDate)) {
                //special case: clicking the same date for start/end,
                //but the time of the end date is before the start date
                this.setEndDate(this.startDate.clone());
            } else { // picking end
                if (this.timePicker) {
                    var hour = parseInt(this.container.find('.right .hourselect').val(), 10);
                    if (!this.timePicker24Hour) {
                        var ampm = this.container.find('.right .ampmselect').val();
                        if (ampm === 'PM' && hour < 12)
                            hour += 12;
                        if (ampm === 'AM' && hour === 12)
                            hour = 0;
                    }
                    var minute = parseInt(this.container.find('.right .minuteselect').val(), 10);
                    if (isNaN(minute)) {
                        minute = parseInt(this.container.find('.right .minuteselect option:last').val(), 10);
                    }
                    var second = this.timePickerSeconds ? parseInt(this.container.find('.right .secondselect').val(), 10) : 0;
                    date = date.clone().hour(hour).minute(minute).second(second);
                }
                this.setEndDate(date.clone());
                if (this.autoApply) {
                  this.calculateChosenLabel();
                  this.clickApply();
                }
            }

            if (this.singleDatePicker) {
                this.setEndDate(this.startDate);
                if (!this.timePicker && this.autoApply)
                    this.clickApply();
            }

            this.updateView();

            //This is to cancel the blur event handler if the mouse was in one of the inputs
            e.stopPropagation();

        },

        calculateChosenLabel: function () {
            var customRange = true;
            var i = 0;
            for (var range in this.ranges) {
              if (this.timePicker) {
                    var format = this.timePickerSeconds ? "YYYY-MM-DD HH:mm:ss" : "YYYY-MM-DD HH:mm";
                    //ignore times when comparing dates if time picker seconds is not enabled
                    if (this.startDate.format(format) == this.ranges[range][0].format(format) && this.endDate.format(format) == this.ranges[range][1].format(format)) {
                        customRange = false;
                        this.chosenLabel = this.container.find('.ranges li:eq(' + i + ')').addClass('active').attr('data-range-key');
                        break;
                    }
                } else {
                    //ignore times when comparing dates if time picker is not enabled
                    if (this.startDate.format('YYYY-MM-DD') == this.ranges[range][0].format('YYYY-MM-DD') && this.endDate.format('YYYY-MM-DD') == this.ranges[range][1].format('YYYY-MM-DD')) {
                        customRange = false;
                        this.chosenLabel = this.container.find('.ranges li:eq(' + i + ')').addClass('active').attr('data-range-key');
                        break;
                    }
                }
                i++;
            }
            if (customRange) {
                if (this.showCustomRangeLabel) {
                    this.chosenLabel = this.container.find('.ranges li:last').addClass('active').attr('data-range-key');
                } else {
                    this.chosenLabel = null;
                }
                this.showCalendars();
            }
        },

        clickApply: function(e) {
            this.hide();
            this.element.trigger('apply.daterangepicker', this);
        },

        clickCancel: function(e) {
            this.startDate = this.oldStartDate;
            this.endDate = this.oldEndDate;
            this.hide();
            this.element.trigger('cancel.daterangepicker', this);
        },

        monthOrYearChanged: function(e) {
            var isLeft = $(e.target).closest('.drp-calendar').hasClass('left'),
                leftOrRight = isLeft ? 'left' : 'right',
                cal = this.container.find('.drp-calendar.'+leftOrRight);

            // Month must be Number for new moment versions
            var month = parseInt(cal.find('.monthselect').val(), 10);
            var year = cal.find('.yearselect').val();

            if (!isLeft) {
                if (year < this.startDate.year() || (year == this.startDate.year() && month < this.startDate.month())) {
                    month = this.startDate.month();
                    year = this.startDate.year();
                }
            }

            if (this.minDate) {
                if (year < this.minDate.year() || (year == this.minDate.year() && month < this.minDate.month())) {
                    month = this.minDate.month();
                    year = this.minDate.year();
                }
            }

            if (this.maxDate) {
                if (year > this.maxDate.year() || (year == this.maxDate.year() && month > this.maxDate.month())) {
                    month = this.maxDate.month();
                    year = this.maxDate.year();
                }
            }

            if (isLeft) {
                this.leftCalendar.month.month(month).year(year);
                if (this.linkedCalendars)
                    this.rightCalendar.month = this.leftCalendar.month.clone().add(1, 'month');
            } else {
                this.rightCalendar.month.month(month).year(year);
                if (this.linkedCalendars)
                    this.leftCalendar.month = this.rightCalendar.month.clone().subtract(1, 'month');
            }
            this.updateCalendars();
        },

        timeChanged: function(e) {

            var cal = $(e.target).closest('.drp-calendar'),
                isLeft = cal.hasClass('left');

            var hour = parseInt(cal.find('.hourselect').val(), 10);
            var minute = parseInt(cal.find('.minuteselect').val(), 10);
            if (isNaN(minute)) {
                minute = parseInt(cal.find('.minuteselect option:last').val(), 10);
            }
            var second = this.timePickerSeconds ? parseInt(cal.find('.secondselect').val(), 10) : 0;

            if (!this.timePicker24Hour) {
                var ampm = cal.find('.ampmselect').val();
                if (ampm === 'PM' && hour < 12)
                    hour += 12;
                if (ampm === 'AM' && hour === 12)
                    hour = 0;
            }

            if (isLeft) {
                var start = this.startDate.clone();
                start.hour(hour);
                start.minute(minute);
                start.second(second);
                this.setStartDate(start);
                if (this.singleDatePicker) {
                    this.endDate = this.startDate.clone();
                } else if (this.endDate && this.endDate.format('YYYY-MM-DD') == start.format('YYYY-MM-DD') && this.endDate.isBefore(start)) {
                    this.setEndDate(start.clone());
                }
            } else if (this.endDate) {
                var end = this.endDate.clone();
                end.hour(hour);
                end.minute(minute);
                end.second(second);
                this.setEndDate(end);
            }

            //update the calendars so all clickable dates reflect the new time component
            this.updateCalendars();

            //update the form inputs above the calendars with the new time
            this.updateFormInputs();

            //re-render the time pickers because changing one selection can affect what's enabled in another
            this.renderTimePicker('left');
            this.renderTimePicker('right');

        },

        elementChanged: function() {
            if (!this.element.is('input')) return;
            if (!this.element.val().length) return;

            var dateString = this.element.val().split(this.locale.separator),
                start = null,
                end = null;

            if (dateString.length === 2) {
                start = moment(dateString[0], this.locale.format);
                end = moment(dateString[1], this.locale.format);
            }

            if (this.singleDatePicker || start === null || end === null) {
                start = moment(this.element.val(), this.locale.format);
                end = start;
            }

            if (!start.isValid() || !end.isValid()) return;

            this.setStartDate(start);
            this.setEndDate(end);
            this.updateView();
        },

        keydown: function(e) {
            //hide on tab or enter
            if ((e.keyCode === 9) || (e.keyCode === 13)) {
                this.hide();
            }

            //hide on esc and prevent propagation
            if (e.keyCode === 27) {
                e.preventDefault();
                e.stopPropagation();

                this.hide();
            }
        },

        updateElement: function() {
            if (this.element.is('input') && this.autoUpdateInput) {
                var newValue = this.startDate.format(this.locale.format);
                if (!this.singleDatePicker) {
                    newValue += this.locale.separator + this.endDate.format(this.locale.format);
                }
                if (newValue !== this.element.val()) {
                    this.element.val(newValue).trigger('change');
                }
            }
        },

        remove: function() {
            this.container.remove();
            this.element.off('.daterangepicker');
            this.element.removeData();
        }

    };

    $.fn.daterangepicker = function(options, callback) {
        var implementOptions = $.extend(true, {}, $.fn.daterangepicker.defaultOptions, options);
        this.each(function() {
            var el = $(this);
            if (el.data('daterangepicker'))
                el.data('daterangepicker').remove();
            el.data('daterangepicker', new DateRangePicker(el, implementOptions, callback));
        });
        return this;
    };

    return DateRangePicker;

}));
// source --> https://www.fickanzeiger.com/wp-content/plugins/classified-listing/assets/vendor/jquery.validate.min.js?ver=1.19.1 
/*!
 * jQuery Validation Plugin v1.21.0
 *
 * https://jqueryvalidation.org/
 *
 * Copyright (c) 2024 Jörn Zaefferer
 * Released under the MIT license
 */
(function( factory ) {
	if ( typeof define === "function" && define.amd ) {
		define( ["jquery"], factory );
	} else if (typeof module === "object" && module.exports) {
		module.exports = factory( require( "jquery" ) );
	} else {
		factory( jQuery );
	}
}(function( $ ) {

$.extend( $.fn, {

	// https://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 ) {

				// Track the used submit button to properly handle scripted
				// submits later.
				validator.submitButton = event.currentTarget;

				// 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;

					// Insert a hidden input as a replacement for the missing submit button
					// The hidden input is inserted in two cases:
					//   - A user defined a `submitHandler`
					//   - There was a pending request due to `remote` method and `stopRequest()`
					//     was called to submit the form in case it's valid
					if ( validator.submitButton && ( validator.settings.submitHandler || validator.formSubmitted ) ) {
						hidden = $( "<input type='hidden'/>" )
							.attr( "name", validator.submitButton.name )
							.val( $( validator.submitButton ).val() )
							.appendTo( validator.currentForm );
					}

					if ( validator.settings.submitHandler && !validator.settings.debug ) {
						result = validator.settings.submitHandler.call( validator, validator.currentForm, event );
						if ( hidden ) {

							// 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;
	},

	// https://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;
				if ( !valid ) {
					errorList = errorList.concat( validator.errorList );
				}
			} );
			validator.errorList = errorList;
		}
		return valid;
	},

	// https://jqueryvalidation.org/rules/
	rules: function( command, argument ) {
		var element = this[ 0 ],
			isContentEditable = typeof this.attr( "contenteditable" ) !== "undefined" && this.attr( "contenteditable" ) !== "false",
			settings, staticRules, existingRules, data, param, filtered;

		// If nothing is selected, return empty object; can't chain anyway
		if ( element == null ) {
			return;
		}

		if ( !element.form && isContentEditable ) {
			element.form = this.closest( "form" )[ 0 ];
			element.name = this.attr( "name" );
		}

		if ( element.form == null ) {
			return;
		}

		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 ];
				} );
				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 );
		}

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

		return data;
	}
} );

// JQuery trim is deprecated, provide a trim method based on String.prototype.trim
var trim = function( str ) {

	// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/trim#Polyfill
	return str.replace( /^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g, "" );
};

// Custom selectors
$.extend( $.expr.pseudos || $.expr[ ":" ], {		// '|| $.expr[ ":" ]' here enables backwards compatibility to jQuery 1.7. Can be removed when dropping jQ 1.7.x support

	// https://jqueryvalidation.org/blank-selector/
	blank: function( a ) {
		return !trim( "" + $( a ).val() );
	},

	// https://jqueryvalidation.org/filled-selector/
	filled: function( a ) {
		var val = $( a ).val();
		return val !== null && !!trim( "" + val );
	},

	// https://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();
};

// https://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 ( params === undefined ) {
		return source;
	}
	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",
		pendingClass: "pending",
		validClass: "valid",
		errorElement: "label",
		focusCleanup: false,
		focusInvalid: true,
		errorContainer: $( [] ),
		errorLabelContainer: $( [] ),
		onsubmit: true,
		ignore: ":hidden",
		ignoreTitle: false,
		customElements: [],
		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.name in this.invalid ) {
				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 );
			}
		}
	},

	// https://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.",
		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}." ),
		step: $.validator.format( "Please enter a multiple of {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 currentForm = this.currentForm,
				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 isContentEditable = typeof $( this ).attr( "contenteditable" ) !== "undefined" && $( this ).attr( "contenteditable" ) !== "false";

				// Set form expando on contenteditable
				if ( !this.form && isContentEditable ) {
					this.form = $( this ).closest( "form" )[ 0 ];
					this.name = $( this ).attr( "name" );
				}

				// Ignore the element if it belongs to another form. This will happen mainly
				// when setting the `form` attribute of an input to the id of another form.
				if ( currentForm !== this.form ) {
					return;
				}

				var validator = $.data( this.form, "validator" ),
					eventType = "on" + event.type.replace( /^validate/, "" ),
					settings = validator.settings;
				if ( settings[ eventType ] && !$( this ).is( settings.ignore ) ) {
					settings[ eventType ].call( validator, this, event );
				}
			}
			var focusListeners = [ ":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']", "[contenteditable]", "[type='button']" ];
			var clickListeners = [ "select", "option", "[type='radio']", "[type='checkbox']" ];
			$( this.currentForm )
				.on( "focusin.validate focusout.validate keyup.validate", focusListeners.concat( this.settings.customElements ).join( ", " ), delegate )

				// Support: Chrome, oldIE
				// "select" is provided as event.target when clicking a option
				.on( "click.validate", clickListeners.concat( this.settings.customElements ).join( ", " ), delegate );

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

		// https://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();
		},

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

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

				// If this element is grouped, then validate all group elements already
				// containing a value
				group = this.groups[ checkElement.name ];
				if ( group ) {
					$.each( this.groups, function( name, testgroup ) {
						if ( testgroup === group && name !== checkElement.name ) {
							cleanElement = v.validationTargetFor( v.clean( v.findByName( name ) ) );
							if ( cleanElement && cleanElement.name in v.invalid ) {
								v.currentElements.push( cleanElement );
								result = v.check( cleanElement ) && result;
							}
						}
					} );
				}

				rs = this.check( checkElement ) !== false;
				result = result && rs;
				if ( rs ) {
					this.invalid[ checkElement.name ] = false;
				} else {
					this.invalid[ checkElement.name ] = true;
				}

				if ( !this.numberOfInvalids() ) {

					// Hide error containers on last error
					this.toHide = this.toHide.add( this.containers );
				}
				this.showErrors();

				// Add aria-invalid status for screen readers
				$( element ).attr( "aria-invalid", !rs );
			}

			return result;
		},

		// https://jqueryvalidation.org/Validator.showErrors/
		showErrors: function( errors ) {
			if ( errors ) {
				var validator = this;

				// Add items to error list and map
				$.extend( this.errorMap, errors );
				this.errorList = $.map( this.errorMap, function( message, name ) {
					return {
						message: message,
						element: validator.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();
			}
		},

		// https://jqueryvalidation.org/Validator.resetForm/
		resetForm: function() {
			if ( $.fn.resetForm ) {
				$( this.currentForm ).resetForm();
			}
			this.invalid = {};
			this.submitted = {};
			this.prepareForm();
			this.hideErrors();
			var elements = this.elements()
				.removeData( "previousValue" )
				.removeAttr( "aria-invalid" );

			this.resetElements( elements );
		},

		resetElements: function( elements ) {
			var i;

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

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

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

				// This check allows counting elements with empty error
				// message as invalid elements
				if ( obj[ i ] !== undefined && obj[ i ] !== null && obj[ i ] !== false ) {
					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" )
					.trigger( "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 = {},
				selectors = [ "input", "select", "textarea", "[contenteditable]" ];

			// Select all valid inputs inside the form (no submit or reset buttons)
			return $( this.currentForm )
			.find( selectors.concat( this.settings.customElements ).join( ", " ) )
			.not( ":submit, :reset, :image, :disabled" )
			.not( this.settings.ignore )
			.filter( function() {
				var name = this.name || $( this ).attr( "name" ); // For contenteditable
				var isContentEditable = typeof $( this ).attr( "contenteditable" ) !== "undefined" && $( this ).attr( "contenteditable" ) !== "false";

				if ( !name && validator.settings.debug && window.console ) {
					console.error( "%o has no name assigned", this );
				}

				// Set form expando on contenteditable
				if ( isContentEditable ) {
					this.form = $( this ).closest( "form" )[ 0 ];
					this.name = name;
				}

				// Ignore elements that belong to other/nested forms
				if ( this.form !== validator.currentForm ) {
					return false;
				}

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

				rulesCache[ 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 );
		},

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

		reset: function() {
			this.resetInternals();
			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 $element = $( element ),
				type = element.type,
				isContentEditable = typeof $element.attr( "contenteditable" ) !== "undefined" && $element.attr( "contenteditable" ) !== "false",
				val, idx;

			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 ? "NaN" : $element.val();
			}

			if ( isContentEditable ) {
				val = $element.text();
			} else {
				val = $element.val();
			}

			if ( type === "file" ) {

				// Modern browser (chrome & safari)
				if ( val.substr( 0, 12 ) === "C:\\fakepath\\" ) {
					return val.substr( 12 );
				}

				// Legacy browsers
				// Unix-based path
				idx = val.lastIndexOf( "/" );
				if ( idx >= 0 ) {
					return val.substr( idx + 1 );
				}

				// Windows-based path
				idx = val.lastIndexOf( "\\" );
				if ( idx >= 0 ) {
					return val.substr( idx + 1 );
				}

				// Just the file name
				return 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, normalizer;

			// Abort any pending Ajax request from a previous call to this method.
			this.abortRequest( element );

			// Prioritize the local normalizer defined for this element over the global one
			// if the former exists, otherwise user the global one in case it exists.
			if ( typeof rules.normalizer === "function" ) {
				normalizer = rules.normalizer;
			} else if (	typeof this.settings.normalizer === "function" ) {
				normalizer = this.settings.normalizer;
			}

			// If normalizer is defined, then call it to retreive the changed value instead
			// of using the real one.
			// Note that `this` in the normalizer is `element`.
			if ( normalizer ) {
				val = normalizer.call( element, val );

				// Delete the normalizer from rules to avoid treating it as a pre-defined method.
				delete rules.normalizer;
			}

			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;
		},

		// The second parameter 'rule' used to be a string, and extended to an object literal
		// of the following form:
		// rule = {
		//     method: "method name",
		//     parameters: "the given method parameters"
		// }
		//
		// The old behavior still supported, kept to maintain backward compatibility with
		// old code, and will be removed in the next major release.
		defaultMessage: function( element, rule ) {
			if ( typeof rule === "string" ) {
				rule = { method: rule };
			}

			var message = this.findDefined(
					this.customMessage( element.name, rule.method ),
					this.customDataMessage( element, rule.method ),

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

			return message;
		},

		formatAndAdd: function( element, rule ) {
			var message = this.defaultMessage( element, rule );

			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, v,
				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
				if ( this.settings && this.settings.escapeHtml ) {
					error.text( message || "" );
				} else {
					error.html( message || "" );
				}
			} else {

				// Create error element
				error = $( "<" + this.settings.errorElement + ">" )
					.attr( "id", elementID + "-error" )
					.addClass( this.settings.errorClass );

				if ( this.settings && this.settings.escapeHtml ) {
					error.text( message || "" );
				} else {
					error.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.call( this, 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 );

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

					// Respect existing non-error aria-describedby
					if ( !describedBy ) {
						describedBy = errorID;
					} else if ( !describedBy.match( new RegExp( "\\b" + this.escapeCssMeta( 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 ) {
						v = this;
						$.each( v.groups, function( name, testgroup ) {
							if ( testgroup === group ) {
								$( "[name='" + v.escapeCssMeta( name ) + "']", v.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.escapeCssMeta( 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 + ", #" + this.escapeCssMeta( describer )
					.replace( /\s+/g, ", #" );
			}

			return this
				.errors()
				.filter( selector );
		},

		// See https://api.jquery.com/category/selectors/, for CSS
		// meta-characters that should be escaped in order to be used with JQuery
		// as a literal part of a name/id or any selector.
		escapeCssMeta: function( string ) {
			if ( string === undefined ) {
				return "";
			}

			return string.replace( /([\\!"#$%&'()*+,./:;<=>?@\[\]^`{|}~])/g, "\\$1" );
		},

		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='" + this.escapeCssMeta( 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";
		},

		elementAjaxPort: function( element ) {
			return "validate" + element.name;
		},

		startRequest: function( element ) {
			if ( !this.pending[ element.name ] ) {
				this.pendingRequest++;
				$( element ).addClass( this.settings.pendingClass );
				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 ];
			$( element ).removeClass( this.settings.pendingClass );
			if ( valid && this.pendingRequest === 0 && this.formSubmitted && this.form() && this.pendingRequest === 0 ) {
				$( this.currentForm ).trigger( "submit" );

				// Remove the hidden input that was used as a replacement for the
				// missing submit button. The hidden input is added by `handle()`
				// to ensure that the value of the used submit button is passed on
				// for scripted submits triggered by this method
				if ( this.submitButton ) {
					$( "input:hidden[name='" + this.submitButton.name + "']", this.currentForm ).remove();
				}

				this.formSubmitted = false;
			} else if ( !valid && this.pendingRequest === 0 && this.formSubmitted ) {
				$( this.currentForm ).triggerHandler( "invalid-form", [ this ] );
				this.formSubmitted = false;
			}
		},

		abortRequest: function( element ) {
			var port;

			if ( this.pending[ element.name ] ) {
				port = this.elementAjaxPort( element );
				$.ajaxAbort( port );

				this.pendingRequest--;

				// Sometimes synchronization fails, make sure pendingRequest is never < 0
				if ( this.pendingRequest < 0 ) {
					this.pendingRequest = 0;
				}

				delete this.pending[ element.name ];
				$( element ).removeClass( this.settings.pendingClass );
			}
		},

		previousValue: function( element, method ) {
			method = typeof method === "string" && method || "remote";

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

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

			$( this.currentForm )
				.off( ".validate" )
				.removeData( "validator" )
				.find( ".validate-equalTo-blur" )
					.off( ".validate-equalTo" )
					.removeClass( "validate-equalTo-blur" )
				.find( ".validate-lessThan-blur" )
					.off( ".validate-lessThan" )
					.removeClass( "validate-lessThan-blur" )
				.find( ".validate-lessThanEqual-blur" )
					.off( ".validate-lessThanEqual" )
					.removeClass( "validate-lessThanEqual-blur" )
				.find( ".validate-greaterThanEqual-blur" )
					.off( ".validate-greaterThanEqual" )
					.removeClass( "validate-greaterThanEqual-blur" )
				.find( ".validate-greaterThan-blur" )
					.off( ".validate-greaterThan" )
					.removeClass( "validate-greaterThan-blur" );
		}

	},

	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|step/.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[ type === "date" ? "dateISO" : 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() );

			// Cast empty attributes like `data-rule-required` to `true`
			if ( value === "" ) {
				value = true;
			}

			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 {
					$.data( element.form, "validator" ).resetElements( $( element ) );
					delete rules[ prop ];
				}
			}
		} );

		// Evaluate parameters
		$.each( rules, function( rule, parameter ) {
			rules[ rule ] = typeof parameter === "function" && rule !== "normalizer" ? 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 ( Array.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;
	},

	// https://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 ) );
		}
	},

	// https://jqueryvalidation.org/jQuery.validator.methods/
	methods: {

		// https://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 !== undefined && value !== null && value.length > 0;
		},

		// https://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 );
		},

		// https://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):)?\/\/)(?:(?:[^\]\[?\/<~#`!@$^&*()+=}|:";',>{ ]|%[0-9A-Fa-f]{2})+(?::(?:[^\]\[?\/<~#`!@$^&*()+=}|:";',>{ ]|%[0-9A-Fa-f]{2})*)?@)?(?:(?!(?:10|127)(?:\.\d{1,3}){3})(?!(?:169\.254|192\.168)(?:\.\d{1,3}){2})(?!172\.(?:1[6-9]|2\d|3[0-1])(?:\.\d{1,3}){2})(?:[1-9]\d?|1\d\d|2[01]\d|22[0-3])(?:\.(?:1?\d{1,2}|2[0-4]\d|25[0-5])){2}(?:\.(?:[1-9]\d?|1\d\d|2[0-4]\d|25[0-4]))|(?:(?:[a-z0-9\u00a1-\uffff][a-z0-9\u00a1-\uffff_-]{0,62})?[a-z0-9\u00a1-\uffff]\.)+(?:[a-z\u00a1-\uffff]{2,}\.?))(?::\d{2,5})?(?:[/?#]\S*)?$/i.test( value );
		},

		// https://jqueryvalidation.org/date-method/
		date: ( function() {
			var called = false;

			return function( value, element ) {
				if ( !called ) {
					called = true;
					if ( this.settings.debug && window.console ) {
						console.warn(
							"The `date` method is deprecated and will be removed in version '2.0.0'.\n" +
							"Please don't use it, since it relies on the Date constructor, which\n" +
							"behaves very differently across browsers and locales. Use `dateISO`\n" +
							"instead or one of the locale specific methods in `localizations/`\n" +
							"and `additional-methods.js`."
						);
					}
				}

				return this.optional( element ) || !/Invalid|NaN/.test( new Date( value ).toString() );
			};
		}() ),

		// https://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 );
		},

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

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

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

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

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

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

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

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

		// https://jqueryvalidation.org/step-method/
		step: function( value, element, param ) {
			var type = $( element ).attr( "type" ),
				errorMessage = "Step attribute on input type " + type + " is not supported.",
				supportedTypes = [ "text", "number", "range" ],
				re = new RegExp( "\\b" + type + "\\b" ),
				notSupported = type && !re.test( supportedTypes.join() ),
				decimalPlaces = function( num ) {
					var match = ( "" + num ).match( /(?:\.(\d+))?$/ );
					if ( !match ) {
						return 0;
					}

					// Number of digits right of decimal point.
					return match[ 1 ] ? match[ 1 ].length : 0;
				},
				toInt = function( num ) {
					return Math.round( num * Math.pow( 10, decimals ) );
				},
				valid = true,
				decimals;

			// Works only for text, number and range input types
			// TODO find a way to support input types date, datetime, datetime-local, month, time and week
			if ( notSupported ) {
				throw new Error( errorMessage );
			}

			decimals = decimalPlaces( param );

			// Value can't have too many decimals
			if ( decimalPlaces( value ) > decimals || toInt( value ) % toInt( param ) !== 0 ) {
				valid = false;
			}

			return this.optional( element ) || valid;
		},

		// https://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
			var target = $( param );
			if ( this.settings.onfocusout && target.not( ".validate-equalTo-blur" ).length ) {
				target.addClass( "validate-equalTo-blur" ).on( "blur.validate-equalTo", function() {
					$( element ).valid();
				} );
			}
			return value === target.val();
		},

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

			method = typeof method === "string" && method || "remote";

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

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

			param = typeof param === "string" && { url: param } || param;
			optionDataString = $.param( $.extend( { data: value }, param.data ) );
			if ( previous.valid !== null && previous.old === optionDataString ) {
				return previous.valid;
			}

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

					validator.settings.messages[ element.name ][ method ] = previous.originalMessage;
					if ( valid ) {
						submitted = validator.formSubmitted;
						validator.toHide = validator.errorsFor( element );
						validator.formSubmitted = submitted;
						validator.successList.push( element );
						validator.invalid[ element.name ] = false;
						validator.showErrors();
					} else {
						errors = {};
						message = response || validator.defaultMessage( element, { method: method, parameters: value } );
						errors[ element.name ] = previous.message = 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"]});
//        $.ajaxAbort( port );
// 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" ) {
			$.ajaxAbort( port );
			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" ) {
			$.ajaxAbort( port );
			pendingRequests[ port ] = ajax.apply( this, arguments );
			return pendingRequests[ port ];
		}
		return ajax.apply( this, arguments );
	};
}

// Abort the previous request without sending a new one
$.ajaxAbort = function( port ) {
	if ( pendingRequests[ port ] ) {
		pendingRequests[ port ].abort();
		delete pendingRequests[ port ];
	}
};
return $;
}));