You are viewing a plain text version of this content. The canonical link for it is here.
Posted to commits@ambari.apache.org by mg...@apache.org on 2017/02/07 09:11:49 UTC

[7/8] ambari git commit: AMBARI-19878 Log Search Portal time zone selection bug (mgergely)

http://git-wip-us.apache.org/repos/asf/ambari/blob/5c7997f5/ambari-logsearch/ambari-logsearch-portal/src/main/webapp/libs/custom/daterangepicker/js/daterangepicker.js
----------------------------------------------------------------------
diff --git a/ambari-logsearch/ambari-logsearch-portal/src/main/webapp/libs/custom/daterangepicker/js/daterangepicker.js b/ambari-logsearch/ambari-logsearch-portal/src/main/webapp/libs/custom/daterangepicker/js/daterangepicker.js
new file mode 100644
index 0000000..e88b45f
--- /dev/null
+++ b/ambari-logsearch/ambari-logsearch-portal/src/main/webapp/libs/custom/daterangepicker/js/daterangepicker.js
@@ -0,0 +1,1560 @@
+/**
+* @version: 2.1.24
+* @author: Dan Grossman http://www.dangrossman.info/
+* @copyright: Copyright (c) 2012-2016 Dan Grossman. All rights reserved.
+* @license: Licensed under the MIT license. See http://www.opensource.org/licenses/mit-license.php
+* @website: https://www.improvely.com/
+*/
+// Follow 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) {
+            return (root.daterangepicker = 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 = {};
+        }
+        module.exports = factory(require('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.dateLimit = false;
+        this.autoApply = false;
+        this.singleDatePicker = false;
+        this.showDropdowns = false;
+        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.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.applyClass = 'btn-success';
+        this.cancelClass = 'btn-default';
+
+        this.locale = {
+            direction: 'ltr',
+            format: 'MM/DD/YYYY',
+            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 dropdown-menu">' +
+                '<div class="calendar left">' +
+                    '<div class="daterangepicker_input">' +
+                      '<input class="input-mini form-control" type="text" name="daterangepicker_start" value="" />' +
+                      '<i class="fa fa-calendar glyphicon glyphicon-calendar"></i>' +
+                      '<div class="calendar-time">' +
+                        '<div></div>' +
+                        '<i class="fa fa-clock-o glyphicon glyphicon-time"></i>' +
+                      '</div>' +
+                    '</div>' +
+                    '<div class="calendar-table"></div>' +
+                '</div>' +
+                '<div class="calendar right">' +
+                    '<div class="daterangepicker_input">' +
+                      '<input class="input-mini form-control" type="text" name="daterangepicker_end" value="" />' +
+                      '<i class="fa fa-calendar glyphicon glyphicon-calendar"></i>' +
+                      '<div class="calendar-time">' +
+                        '<div></div>' +
+                        '<i class="fa fa-clock-o glyphicon glyphicon-time"></i>' +
+                      '</div>' +
+                    '</div>' +
+                    '<div class="calendar-table"></div>' +
+                '</div>' +
+                '<div class="ranges">' +
+                    '<div class="range_inputs">' +
+                        '<button class="applyBtn" disabled="disabled" type="button"></button> ' +
+                        '<button class="cancelBtn" type="button"></button>' +
+                    '</div>' +
+                '</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')
+              this.locale.customRangeLabel = options.locale.customRangeLabel;
+
+        }
+        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.applyClass === 'string')
+            this.applyClass = options.applyClass;
+
+        if (typeof options.cancelClass === 'string')
+            this.cancelClass = options.cancelClass;
+
+        if (typeof options.dateLimit === 'object')
+            this.dateLimit = 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.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('input[type=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') {
+            var list = '<ul>';
+            for (range of options.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 && typeof options.ranges !== 'object') {
+            this.container.find('.ranges').hide();
+        } else if (this.autoApply) {
+            this.container.find('.applyBtn, .cancelBtn').addClass('hide');
+        }
+
+        if (this.singleDatePicker) {
+            this.container.addClass('single');
+            this.container.find('.calendar.left').addClass('single');
+            this.container.find('.calendar.left').show();
+            this.container.find('.calendar.right').hide();
+            this.container.find('.daterangepicker_input input, .daterangepicker_input > i').hide();
+            if (this.timePicker) {
+                this.container.find('.ranges ul').hide();
+            } else {
+                this.container.find('.ranges').hide();
+            }
+        }
+
+        if ((typeof options.ranges === 'undefined' && !this.singleDatePicker) || this.alwaysShowCalendars) {
+            this.container.addClass('show-calendar');
+        }
+
+        this.container.addClass('opens' + this.opens);
+
+        //swap the position of the predefined ranges if opens right
+        if (typeof options.ranges !== 'undefined' && this.opens == 'right') {
+            this.container.find('.ranges').prependTo( this.container.find('.calendar.left').parent() );
+        }
+
+        //apply CSS classes and labels to buttons
+        this.container.find('.applyBtn, .cancelBtn').addClass(this.buttonClasses);
+        if (this.applyClass.length)
+            this.container.find('.applyBtn').addClass(this.applyClass);
+        if (this.cancelClass.length)
+            this.container.find('.cancelBtn').addClass(this.cancelClass);
+        this.container.find('.applyBtn').html(this.locale.applyLabel);
+        this.container.find('.cancelBtn').html(this.locale.cancelLabel);
+
+        //
+        // event listeners
+        //
+
+        this.container.find('.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('mouseleave.daterangepicker', 'td.available', $.proxy(this.updateFormInputs, 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))
+            .on('click.daterangepicker', '.daterangepicker_input input', $.proxy(this.showCalendars, this))
+            .on('focus.daterangepicker', '.daterangepicker_input input', $.proxy(this.formInputsFocused, this))
+            .on('blur.daterangepicker', '.daterangepicker_input input', $.proxy(this.formInputsBlurred, this))
+            .on('change.daterangepicker', '.daterangepicker_input input', $.proxy(this.formInputsChanged, this));
+
+        this.container.find('.ranges')
+            .on('click.daterangepicker', 'button.applyBtn', $.proxy(this.clickApply, this))
+            .on('click.daterangepicker', 'button.cancelBtn', $.proxy(this.clickCancel, this))
+            .on('click.daterangepicker', 'li', $.proxy(this.clickRange, this))
+            .on('mouseenter.daterangepicker', 'li', $.proxy(this.hoverRange, this))
+            .on('mouseleave.daterangepicker', 'li', $.proxy(this.updateFormInputs, 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)
+            });
+        } else {
+            this.element.on('click.daterangepicker', $.proxy(this.toggle, this));
+        }
+
+        //
+        // if attached to a text input, set the initial value
+        //
+
+        if (this.element.is('input') && !this.singleDatePicker && this.autoUpdateInput) {
+            this.element.val(this.startDate.format(this.locale.format) + this.locale.separator + this.endDate.format(this.locale.format));
+            this.element.trigger('change');
+        } else if (this.element.is('input') && this.autoUpdateInput) {
+            this.element.val(this.startDate.format(this.locale.format));
+            this.element.trigger('change');
+        }
+
+    };
+
+    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;
+                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;
+                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;
+
+            if (this.dateLimit && this.startDate.clone().add(this.dateLimit).isBefore(this.endDate))
+                this.endDate = this.startDate.clone().add(this.dateLimit);
+
+            this.previousRightTime = this.endDate.clone();
+
+            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').attr('disabled', 'disabled').addClass('disabled');
+                } else {
+                    this.container.find('.right .calendar-time select').removeAttr('disabled').removeClass('disabled');
+                }
+            }
+            if (this.endDate) {
+                this.container.find('input[name="daterangepicker_end"]').removeClass('active');
+                this.container.find('input[name="daterangepicker_start"]').addClass('active');
+            } else {
+                this.container.find('input[name="daterangepicker_end"]').addClass('active');
+                this.container.find('input[name="daterangepicker_start"]').removeClass('active');
+            }
+            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);
+                    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);
+                    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');
+            this.chosenLabel = this.container.find('.ranges li:last').addClass('active').html();
+            if (this.endDate == null) return;
+            this.showCalendars();
+        },
+
+        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 curDate;
+            var startDay = daysInLastMonth - dayOfWeek + this.locale.firstDay + 1;
+            if (startDay == daysInLastMonth + 1)
+                curDate = moment([year, month, 1, 12, minute, second]);
+            else if (startDay > daysInLastMonth )
+                curDate = moment([lastYear, lastMonth, startDay-7, 12, minute, second]);
+            else
+                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++;
+                    if (curDate.month() != month)
+                        break
+                }
+                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"><i class="fa fa-' + arrow.left + ' glyphicon glyphicon-' + arrow.left + '"></i></th>';
+            } else {
+                html += '<th></th>';
+            }
+
+            var dateHtml = this.locale.monthNames[calendar[1][1].month()] + " " + calendar[1][1].year();
+
+            if (this.showDropdowns) {
+                var currentMonth = calendar[1][1].month();
+                var currentYear = calendar[1][1].year();
+                var maxYear = (maxDate && maxDate.year()) || (currentYear + 5);
+                var minYear = (minDate && minDate.year()) || (currentYear - 50);
+                var inMinYear = currentYear == minYear;
+                var inMaxYear = currentYear == maxYear;
+
+                var monthHtml = '<select class="monthselect">';
+                for (var m = 0; m < 12; m++) {
+                    if ((!inMinYear || m >= minDate.month()) && (!inMaxYear || 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"><i class="fa fa-' + arrow.right + ' glyphicon glyphicon-' + arrow.right + '"></i></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 dateLimit setting in order to
+            //grey out end dates beyond the dateLimit
+            if (this.endDate == null && this.dateLimit) {
+                var maxLimit = this.startDate.clone().add(this.dateLimit).endOf('day');
+                if (!maxDate || maxLimit.isBefore(maxDate)) {
+                    maxDate = maxLimit;
+                }
+            }
+
+            for (var row = 0; row < 6; row++) {
+                if (calendar[row].length == 0)
+                    continue
+
+                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');
+
+                    //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('.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.dateLimit && (!this.maxDate || this.startDate.clone().add(this.dateLimit).isAfter(this.maxDate)))
+                maxDate = this.startDate.clone().add(this.dateLimit);
+
+            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('.calendar.right .calendar-time div');
+                if (!this.endDate && timeSelector.html() != '') {
+
+                    selected.hour(timeSelector.find('.hourselect option:selected').val() || selected.hour());
+                    selected.minute(timeSelector.find('.minuteselect option:selected').val() || selected.minute());
+                    selected.second(timeSelector.find('.secondselect option:selected').val() || selected.second());
+
+                    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('.calendar.' + side + ' .calendar-time div').html(html);
+
+        },
+
+        updateFormInputs: function() {
+
+            //ignore mouse movements while an above-calendar text input has focus
+            if (this.container.find('input[name=daterangepicker_start]').is(":focus") || this.container.find('input[name=daterangepicker_end]').is(":focus"))
+                return;
+
+            this.container.find('input[name=daterangepicker_start]').val(this.startDate.format(this.locale.format));
+            if (this.endDate)
+                this.container.find('input[name=daterangepicker_end]').val(this.endDate.format(this.locale.format));
+
+            if (this.singleDatePicker || (this.endDate && (this.startDate.isBefore(this.endDate) || this.startDate.isSame(this.endDate)))) {
+                this.container.find('button.applyBtn').removeAttr('disabled');
+            } else {
+                this.container.find('button.applyBtn').attr('disabled', 'disabled');
+            }
+
+        },
+
+        move: function() {
+            var parentOffset = { top: 0, left: 0 },
+                containerTop;
+            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;
+            }
+
+            if (this.drops == 'up')
+                containerTop = this.element.offset().top - this.container.outerHeight() - parentOffset.top;
+            else
+                containerTop = this.element.offset().top + this.element.outerHeight() - parentOffset.top;
+            this.container[this.drops == 'up' ? 'addClass' : 'removeClass']('dropup');
+
+            if (this.opens == 'left') {
+                this.container.css({
+                    top: containerTop,
+                    right: parentRightEdge - this.element.offset().left - this.element.outerWidth(),
+                    left: 'auto'
+                });
+                if (this.container.offset().left < 0) {
+                    this.container.css({
+                        right: 'auto',
+                        left: 9
+                    });
+                }
+            } else if (this.opens == 'center') {
+                this.container.css({
+                    top: containerTop,
+                    left: this.element.offset().left - parentOffset.left + this.element.outerWidth() / 2
+                            - this.container.outerWidth() / 2,
+                    right: 'auto'
+                });
+                if (this.container.offset().left < 0) {
+                    this.container.css({
+                        right: 'auto',
+                        left: 9
+                    });
+                }
+            } else {
+                this.container.css({
+                    top: containerTop,
+                    left: this.element.offset().left - parentOffset.left,
+                    right: 'auto'
+                });
+                if (this.container.offset().left + this.container.outerWidth() > $(window).width()) {
+                    this.container.css({
+                        left: 'auto',
+                        right: 0
+                    });
+                }
+            }
+        },
+
+        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, this.endDate, 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);
+        },
+
+        hoverRange: function(e) {
+            //ignore mouse movements while an above-calendar text input has focus
+            if (this.container.find('input[name=daterangepicker_start]').is(":focus") || this.container.find('input[name=daterangepicker_end]').is(":focus"))
+                return;
+
+            var label = e.target.getAttribute('data-range-key');
+
+            if (label == this.locale.customRangeLabel) {
+                this.updateView();
+            } else {
+                var Utils = require('utils/Utils');
+                var dates = Utils.dateUtil.getRelativeDateFromString(label);
+                this.container.find('input[name=daterangepicker_start]').val(dates[0].format(this.locale.format));
+                this.container.find('input[name=daterangepicker_end]').val(dates[1].format(this.locale.format));
+            }
+
+        },
+
+        clickRange: function(e) {
+            var label = e.target.getAttribute('data-range-key');
+            this.chosenLabel = label;
+            if (label == this.locale.customRangeLabel) {
+                this.showCalendars();
+            } else {
+                var Utils = require('utils/Utils');
+                var dates = Utils.dateUtil.getRelativeDateFromString(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('.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 = $(e.target).parents('.calendar');
+            if (cal.hasClass('left')) {
+                this.leftCalendar.month.add(1, 'month');
+            } else {
+                this.rightCalendar.month.add(1, 'month');
+                if (this.linkedCalendars)
+                    this.leftCalendar.month.add(1, 'month');
+            }
+            this.updateCalendars();
+        },
+
+        hoverDate: function(e) {
+
+            //ignore mouse movements while an above-calendar text input has focus
+            //if (this.container.find('input[name=daterangepicker_start]').is(":focus") || this.container.find('input[name=daterangepicker_end]').is(":focus"))
+            //    return;
+
+            //ignore dates that can't be selected
+            if (!$(e.target).hasClass('available')) return;
+
+            //have the text inputs above calendars reflect the date being hovered over
+            var title = $(e.target).attr('data-title');
+            var row = title.substr(1, 1);
+            var col = title.substr(3, 1);
+            var cal = $(e.target).parents('.calendar');
+            var date = cal.hasClass('left') ? this.leftCalendar.calendar[row][col] : this.rightCalendar.calendar[row][col];
+
+            if (this.endDate && !this.container.find('input[name=daterangepicker_start]').is(":focus")) {
+                this.container.find('input[name=daterangepicker_start]').val(date.format(this.locale.format));
+            } else if (!this.endDate && !this.container.find('input[name=daterangepicker_end]').is(":focus")) {
+                this.container.find('input[name=daterangepicker_end]').val(date.format(this.locale.format));
+            }
+
+            //highlight the dates between the start date and the date being hovered as a potential end date
+            var leftCalendar = this.leftCalendar;
+            var rightCalendar = this.rightCalendar;
+            var startDate = this.startDate;
+            if (!this.endDate) {
+                this.container.find('.calendar td').each(function(index, el) {
+
+                    //skip week numbers, only look at dates
+                    if ($(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('.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('.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);
+                    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);
+                    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.showCalendars();
+                  this.clickApply();
+                }
+            }
+
+            if (this.singleDatePicker) {
+                this.setEndDate(this.startDate);
+                if (!this.timePicker)
+                    this.clickApply();
+            }
+
+            this.updateView();
+
+            //This is to cancel the blur event handler if the mouse was in one of the inputs
+            e.stopPropagation();
+
+        },
+
+        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('.calendar').hasClass('left'),
+                leftOrRight = isLeft ? 'left' : 'right',
+                cal = this.container.find('.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('.calendar'),
+                isLeft = cal.hasClass('left');
+
+            var hour = parseInt(cal.find('.hourselect').val(), 10);
+            var minute = parseInt(cal.find('.minuteselect').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');
+
+        },
+
+        formInputsChanged: function(e) {
+            var isRight = $(e.target).closest('.calendar').hasClass('right');
+            var start = moment(this.container.find('input[name="daterangepicker_start"]').val(), this.locale.format);
+            var end = moment(this.container.find('input[name="daterangepicker_end"]').val(), this.locale.format);
+
+            if (start.isValid() && end.isValid()) {
+
+                if (isRight && end.isBefore(start))
+                    start = end.clone();
+
+                this.setStartDate(start);
+                this.setEndDate(end);
+
+                if (isRight) {
+                    this.container.find('input[name="daterangepicker_start"]').val(this.startDate.format(this.locale.format));
+                } else {
+                    this.container.find('input[name="daterangepicker_end"]').val(this.endDate.format(this.locale.format));
+                }
+
+            }
+
+            this.updateView();
+        },
+
+        formInputsFocused: function(e) {
+
+            // Highlight the focused input
+            this.container.find('input[name="daterangepicker_start"], input[name="daterangepicker_end"]').removeClass('active');
+            $(e.target).addClass('active');
+
+            // Set the state such that if the user goes back to using a mouse, 
+            // the calendars are aware we're selecting the end of the range, not
+            // the start. This allows someone to edit the end of a date range without
+            // re-selecting the beginning, by clicking on the end date input then
+            // using the calendar.
+            var isRight = $(e.target).closest('.calendar').hasClass('right');
+            if (isRight) {
+                this.endDate = null;
+                this.setStartDate(this.startDate.clone());
+                this.updateView();
+            }
+
+        },
+
+        formInputsBlurred: function(e) {
+
+            // this function has one purpose right now: if you tab from the first
+            // text input to the second in the UI, the endDate is nulled so that
+            // you can click another, but if you tab out without clicking anything
+            // or changing the input value, the old endDate should be retained
+
+            if (!this.endDate) {
+                var val = this.container.find('input[name="daterangepicker_end"]').val();
+                var end = moment(val, this.locale.format);
+                if (end.isValid()) {
+                    this.setEndDate(end);
+                    this.updateView();
+                }
+            }
+
+        },
+
+        elementChanged: function() {
+            if (!this.element.is('input')) return;
+            if (!this.element.val().length) return;
+            if (this.element.val().length < this.locale.format.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();
+            }
+        },
+
+        updateElement: function() {
+            if (this.element.is('input') && !this.singleDatePicker && this.autoUpdateInput) {
+                this.element.val(this.startDate.format(this.locale.format) + this.locale.separator + this.endDate.format(this.locale.format));
+                this.element.trigger('change');
+            } else if (this.element.is('input') && this.autoUpdateInput) {
+                this.element.val(this.startDate.format(this.locale.format));
+                this.element.trigger('change');
+            }
+        },
+
+        remove: function() {
+            this.container.remove();
+            this.element.off('.daterangepicker');
+            this.element.removeData();
+        }
+
+    };
+
+    $.fn.daterangepicker = function(options, callback) {
+        this.each(function() {
+            var el = $(this);
+            if (el.data('daterangepicker'))
+                el.data('daterangepicker').remove();
+            el.data('daterangepicker', new DateRangePicker(el, options, callback));
+        });
+        return this;
+    };
+
+    return DateRangePicker;
+
+}));