/**
* @version: 1.1
* @author: Dan Grossman http://www.dangrossman.info/
* @date: 2013-03-04
* @copyright: Copyright (c) 2012 Dan Grossman. All rights reserved.
* @license: Licensed under Apache License v2.0. See http://www.apache.org/licenses/LICENSE-2.0
* @website: http://www.improvely.com/
*/
!function ($) {
var DateRangePicker = function (element, options, cb) {
var hasOptions = typeof options == 'object';
var localeObject;
//state
this.startDate = moment().startOf('day');
this.endDate = moment().endOf('day');
this.minDate = false;
this.maxDate = false;
this.changed = false;
this.cleared = false;
this.showDropdowns = false;
this.dropdownAdjusts = false;
this.ranges = {};
this.dateLimit = false;
this.opens = 'right';
this.cb = function () { };
this.format = 'MM/DD/YYYY';
this.separator = ' - ';
this.showWeekNumbers = false;
this.buttonClasses = ['btn'];
this.applyClass = 'btn btn-small btn-success';
this.clearClass = 'btn btn-small';
this.locale = {
applyLabel: 'Apply',
clearLabel: "Clear",
fromLabel: 'From',
toLabel: 'To',
weekLabel: 'W',
customRangeLabel: 'Custom Range',
daysOfWeek: moment()._lang._weekdaysMin,
monthNames: moment()._lang._monthsShort,
firstDay: 0
};
localeObject = this.locale;
this.leftCalendar = {
month: moment([this.startDate.year(), this.startDate.month(), 1]),
calendar: []
};
this.rightCalendar = {
month: moment([this.endDate.year(), this.endDate.month(), 1]),
calendar: []
};
//element that triggered the date range picker
this.element = $(element);
if (this.element.hasClass('pull-right'))
this.opens = 'left';
if (this.element.is('input')) {
this.element.on({
click: $.proxy(this.show, this),
focus: $.proxy(this.show, this)
});
} else {
this.element.on('click', $.proxy(this.show, this));
}
if (hasOptions) {
if (typeof options.locale == 'object') {
$.each(localeObject, function (property, value) {
localeObject[property] = options.locale[property] || value;
});
}
if (options.applyClass) {
this.applyClass = options.applyClass;
}
if (options.clearClass) {
this.clearClass = options.clearClass;
}
}
var DRPTemplate = '<div class="daterangepicker dropdown-menu">' +
'<div class="calendar left"></div>' +
'<div class="calendar right"></div>' +
'<div class="ranges">' +
'<div class="range_inputs">' +
'<div class="daterangepicker_start_input" style="float: left">' +
'<label for="daterangepicker_start">' + this.locale.fromLabel + '</label>' +
'<input class="input-mini" type="text" name="daterangepicker_start" value="" disabled="disabled" />' +
'</div>' +
'<div class="daterangepicker_end_input" style="float: left; padding-left: 11px">' +
'<label for="daterangepicker_end">' + this.locale.toLabel + '</label>' +
'<input class="input-mini" type="text" name="daterangepicker_end" value="" disabled="disabled" />' +
'</div>' +
'<button class="' + this.applyClass + ' applyBtn" disabled="disabled">' + this.locale.applyLabel + '</button> ' +
'<button class="' + this.clearClass + ' clearBtn">' + this.locale.clearLabel + '</button>' +
'</div>' +
'</div>' +
'</div>';
this.container = $(DRPTemplate).appendTo('body');
if (hasOptions) {
if (typeof options.format == 'string')
this.format = options.format;
if (typeof options.separator == 'string')
this.separator = options.separator;
if (typeof options.startDate == 'string')
this.startDate = moment(options.startDate, this.format).startOf('day');
if (typeof options.endDate == 'string')
this.endDate = moment(options.endDate, this.format).endOf('day');
if (typeof options.minDate == 'string')
this.minDate = moment(options.minDate, this.format).startOf('day');
if (typeof options.maxDate == 'string')
this.maxDate = moment(options.maxDate, this.format).endOf('day');
if (typeof options.startDate == 'object') {
if (options.startDate instanceof Date) {
this.startDate = moment(options.startDate).startOf('day');
} else {
this.startDate = options.startDate.startOf('day');
}
}
if (typeof options.endDate == 'object') {
if (options.endDate instanceof Date) {
this.endDate = moment(options.endDate).endOf('day');
} else {
this.endDate = options.endDate.endOf('day');
}
}
if (typeof options.minDate == 'object') {
if (options.minDate instanceof Date) {
this.minDate = moment(options.minDate).startOf('day');
} else {
this.minDate = options.minDate.startOf('day');
}
}
if (typeof options.maxDate == 'object') {
if (options.maxDate instanceof Date) {
this.maxDate = moment(options.maxDate).endOf('day');
} else {
this.maxDate = options.maxDate.endOf('day');
}
}
if (typeof options.ranges == 'object') {
for (var range in options.ranges) {
var start = moment(options.ranges[range][0]).startOf('day');
var end = moment(options.ranges[range][1]).endOf('day');
// If we have a min/max date set, bound this range
// to it, but only if it would otherwise fall
// outside of the min/max.
if (this.minDate && start.isBefore(this.minDate))
start = moment(this.minDate);
if (this.maxDate && end.isAfter(this.maxDate))
end = moment(this.maxDate);
// If the end of the range is before the minimum (if min is set) OR
// the start of the range is after the max (also if set) don't display this
// range option.
if ((this.minDate && end.isBefore(this.minDate)) || (this.maxDate && start.isAfter(this.maxDate))) {
continue;
}
this.ranges[range] = [start, end];
}
var list = '<ul>';
for (var range in this.ranges) {
list += '<li>' + range + '</li>';
}
list += '<li>' + this.locale.customRangeLabel + '</li>';
list += '</ul>';
this.container.find('.ranges').prepend(list);
}
if (typeof options.dateLimit == 'object')
this.dateLimit = options.dateLimit;
// update day names order to firstDay
if (typeof options.locale == 'object') {
if (typeof options.locale.firstDay == 'number') {
this.locale.firstDay = options.locale.firstDay;
var iterator = options.locale.firstDay;
while (iterator > 0) {
this.locale.daysOfWeek.push(this.locale.daysOfWeek.shift());
iterator--;
}
}
}
if (typeof options.opens == 'string')
this.opens = options.opens;
if (typeof options.showWeekNumbers == 'boolean') {
this.showWeekNumbers = options.showWeekNumbers;
}
if (typeof options.buttonClasses == 'string') {
this.buttonClasses = [options.buttonClasses];
}
if (typeof options.buttonClasses == 'object') {
this.buttonClasses = options.buttonClasses;
}
if (typeof options.showDropdowns == 'boolean') {
this.showDropdowns = options.showDropdowns;
}
if (typeof options.dropdownAdjusts == 'boolean') {
this.dropdownAdjusts = options.dropdownAdjusts;
}
}
//apply CSS classes to buttons
var c = this.container;
$.each(this.buttonClasses, function (idx, val) {
c.find('button').addClass(val);
});
if (this.opens == 'right') {
//swap calendar positions
var left = this.container.find('.calendar.left');
var right = this.container.find('.calendar.right');
left.removeClass('left').addClass('right');
right.removeClass('right').addClass('left');
}
if (typeof options == 'undefined' || typeof options.ranges == 'undefined') {
this.container.find('.calendar').show();
this.move();
}
if (typeof cb == 'function')
this.cb = cb;
this.container.addClass('opens' + this.opens);
//try parse date if in text input
if (!hasOptions || (typeof options.startDate == 'undefined' && typeof options.endDate == 'undefined')) {
if ($(this.element).is('input[type=text]')) {
var val = $(this.element).val();
var split = val.split(this.separator);
if (split.length == 2) {
this.startDate = moment(split[0], this.format).startOf('day');
this.endDate = moment(split[1], this.format).endOf('day');
}
}
}
//event listeners
this.container.on('mousedown', $.proxy(this.mousedown, this));
this.container.find('.calendar').on('click', '.prev', $.proxy(this.clickPrev, this));
this.container.find('.calendar').on('click', '.next', $.proxy(this.clickNext, this));
this.container.find('.ranges').on('click', 'button.applyBtn', $.proxy(this.clickApply, this));
this.container.find('.ranges').on('click', 'button.clearBtn', $.proxy(this.clickClear, this));
this.container.find('.calendar').on('click', 'td.available', $.proxy(this.clickDate, this));
this.container.find('.calendar').on('mouseenter', 'td.available', $.proxy(this.enterDate, this));
this.container.find('.calendar').on('mouseleave', 'td.available', $.proxy(this.updateView, this));
this.container.find('.ranges').on('click', 'li', $.proxy(this.clickRange, this));
this.container.find('.ranges').on('mouseenter', 'li', $.proxy(this.enterRange, this));
this.container.find('.ranges').on('mouseleave', 'li', $.proxy(this.updateView, this));
this.container.find('.calendar').on('change', 'select.yearselect', $.proxy(this.updateYear, this));
this.container.find('.calendar').on('change', 'select.monthselect', $.proxy(this.updateMonth, this));
this.element.on('keyup', $.proxy(this.updateFromControl, this));
this.updateView();
this.updateCalendars();
};
DateRangePicker.prototype = {
constructor: DateRangePicker,
mousedown: function (e) {
e.stopPropagation();
//allow select list to function normally
if (!this.showDropdowns || $(e.target).not('select').length)
e.preventDefault();
},
updateView: function () {
this.leftCalendar.month.month(this.startDate.month()).year(this.startDate.year());
this.rightCalendar.month.month(this.endDate.month()).year(this.endDate.year());
this.container.find('input[name=daterangepicker_start]').val(this.startDate.format(this.format));
this.container.find('input[name=daterangepicker_end]').val(this.endDate.format(this.format));
if (this.startDate.isSame(this.endDate) || this.startDate.isBefore(this.endDate)) {
this.container.find('button.applyBtn').removeAttr('disabled');
} else {
this.container.find('button.applyBtn').attr('disabled', 'disabled');
}
},
updateFromControl: function () {
if (!this.element.is('input')) return;
if (!this.element.val().length) return;
var dateString = this.element.val().split(this.separator);
var start = moment(dateString[0], this.format).startOf('day');
var end = moment(dateString[1], this.format).endOf('day');
if (start == null || end == null) return;
if (end.isBefore(start)) return;
this.startDate = start;
this.endDate = end;
this.updateView();
this.cb(this.startDate, this.endDate);
this.updateCalendars();
},
notify: function () {
if (!this.cleared) {
this.updateView();
}
if (this.element.is('input')) {
this.element.val(this.cleared ? '' : this.startDate.format(this.format) + this.separator + this.endDate.format(this.format));
}
var arg1 = (this.cleared ? null : this.startDate),
arg2 = (this.cleared ? null : this.endDate);
this.cleared = false;
this.cb(arg1, arg2);
},
move: function () {
var minWidth = $(this.container).find('.ranges').outerWidth();
if ($(this.container).find('.calendar').is(':visible')) {
var padding = 24; // FIXME: this works for the default styling, but isn't flexible
minWidth += $(this.container).find('.calendar').outerWidth() * 2 + padding;
}
if (this.opens == 'left') {
this.container.css({
top: this.element.offset().top + this.element.outerHeight(),
right: $(window).width() - this.element.offset().left - this.element.outerWidth(),
left: 'auto',
'min-width': minWidth
});
if (this.container.offset().left < 0) {
this.container.css({
right: 'auto',
left: 9
});
}
} else {
this.container.css({
top: this.element.offset().top + this.element.outerHeight(),
left: this.element.offset().left,
right: 'auto',
'min-width': minWidth
});
if (this.container.offset().left + this.container.outerWidth() > $(window).width()) {
this.container.css({
left: 'auto',
right: 0
});
}
}
},
show: function (e) {
this.container.show();
this.move();
if (e) {
e.stopPropagation();
e.preventDefault();
}
this.changed = false;
this.element.trigger('shown', {target: e.target, picker: this});
$(document).on('mousedown', $.proxy(this.hide, this));
},
hide: function (e) {
this.container.hide();
$(document).off('mousedown', this.hide);
if (this.changed) {
this.changed = false;
this.notify();
}
},
enterRange: function (e) {
var label = e.target.innerHTML;
if (label == this.locale.customRangeLabel) {
this.updateView();
} else {
var dates = this.ranges[label];
this.container.find('input[name=daterangepicker_start]').val(dates[0].format(this.format));
this.container.find('input[name=daterangepicker_end]').val(dates[1].format(this.format));
}
},
clickRange: function (e) {
var label = e.target.innerHTML;
if (label == this.locale.customRangeLabel) {
this.container.find('.calendar').show();
this.move();
} else {
var dates = this.ranges[label];
this.startDate = dates[0];
this.endDate = dates[1];
this.leftCalendar.month.month(this.startDate.month()).year(this.startDate.year());
this.rightCalendar.month.month(this.endDate.month()).year(this.endDate.year());
this.updateCalendars();
this.changed = true;
this.container.find('.calendar').hide();
this.move();
this.hide();
}
},
clickPrev: function (e) {
var cal = $(e.target).parents('.calendar');
if (cal.hasClass('left')) {
this.leftCalendar.month.subtract('month', 1);
} else {
this.rightCalendar.month.subtract('month', 1);
}
this.updateCalendars();
},
clickNext: function (e) {
var cal = $(e.target).parents('.calendar');
if (cal.hasClass('left')) {
this.leftCalendar.month.add('month', 1);
} else {
this.rightCalendar.month.add('month', 1);
}
this.updateCalendars();
},
enterDate: function (e) {
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');
if (cal.hasClass('left')) {
this.container.find('input[name=daterangepicker_start]').val(this.leftCalendar.calendar[row][col].format(this.format));
} else {
this.container.find('input[name=daterangepicker_end]').val(this.rightCalendar.calendar[row][col].format(this.format));
}
},
clickDate: function (e) {
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');
if (cal.hasClass('left')) {
var startDate = this.leftCalendar.calendar[row][col];
var endDate = this.endDate;
if (typeof this.dateLimit == 'object') {
var maxDate = moment(startDate).add(this.dateLimit).endOf('day');
if (endDate.isAfter(maxDate)) {
endDate = maxDate;
}
}
this.element.trigger('clicked', {
dir: 'left',
picker: this
});
} else {
var startDate = this.startDate;
var endDate = this.rightCalendar.calendar[row][col];
if (typeof this.dateLimit == 'object') {
var minDate = moment(endDate).subtract(this.dateLimit).startOf('day');
if (startDate.isBefore(minDate)) {
startDate = minDate;
}
}
this.element.trigger('clicked', {
dir: 'right',
picker: this
});
}
cal.find('td').removeClass('active');
if (startDate.isSame(endDate) || startDate.isBefore(endDate)) {
$(e.target).addClass('active');
if (!startDate.isSame(this.startDate) || !endDate.isSame(this.endDate))
this.changed = true;
this.startDate = startDate;
this.endDate = endDate;
} else if (startDate.isAfter(endDate)) {
$(e.target).addClass('active');
this.changed = true;
this.startDate = startDate;
this.endDate = moment(startDate).add('day', 1).endOf('day');
}
this.leftCalendar.month.month(this.startDate.month()).year(this.startDate.year());
this.rightCalendar.month.month(this.endDate.month()).year(this.endDate.year());
this.updateCalendars();
},
clickApply: function (e) {
this.hide();
},
clickClear: function (e) {
this.changed = true;
this.cleared = true;
this.hide();
},
updateYear: function (e) {
var year = parseInt($(e.target).val());
var isLeft = $(e.target).closest('.calendar').hasClass('left');
if (isLeft) {
this.leftCalendar.month.month(this.startDate.month()).year(year);
} else {
this.rightCalendar.month.month(this.endDate.month()).year(year);
}
this.updateCalendars();
},
updateMonth: function (e) {
var month = parseInt($(e.target).val());
var isLeft = $(e.target).closest('.calendar').hasClass('left');
if (isLeft) {
this.leftCalendar.month.month(month).year(this.startDate.year());
} else {
this.rightCalendar.month.month(month).year(this.endDate.year());
}
this.updateCalendars();
},
updateCalendars: function () {
this.leftCalendar.calendar = this.buildCalendar(this.leftCalendar.month.month(), this.leftCalendar.month.year(), 'left');
this.rightCalendar.calendar = this.buildCalendar(this.rightCalendar.month.month(), this.rightCalendar.month.year(), 'right');
this.container.find('.calendar.left').html(this.renderCalendar(this.leftCalendar.calendar, this.startDate, this.minDate, this.maxDate));
this.container.find('.calendar.right').html(this.renderCalendar(this.rightCalendar.calendar, this.endDate, this.startDate, this.maxDate));
this.container.find('.ranges li').removeClass('active');
var customRange = true;
var i = 0;
for (var range in this.ranges) {
if (this.startDate.isSame(this.ranges[range][0]) && this.endDate.isSame(this.ranges[range][1])) {
customRange = false;
this.container.find('.ranges li:eq(' + i + ')').addClass('active');
}
i++;
}
if (customRange)
this.container.find('.ranges li:last').addClass('active');
this.element.trigger('updated', this);
},
buildCalendar: function (month, year, side) {
var firstDay = moment([year, month, 1]);
var lastMonth = moment(firstDay).subtract('month', 1).month();
var lastYear = moment(firstDay).subtract('month', 1).year();
var daysInLastMonth = moment([lastYear, lastMonth]).daysInMonth();
var dayOfWeek = firstDay.day();
//initialize a 6 rows x 7 columns array for the calendar
var calendar = [];
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;
if (side == 'right') {
curDate = moment([lastYear, lastMonth, startDay]).endOf('day');
} else {
curDate = moment([lastYear, lastMonth, startDay]).startOf('day');
}
for (var i = 0, col = 0, row = 0; i < 42; i++, col++, curDate = moment(curDate).add('day', 1)) {
if (i > 0 && col % 7 == 0) {
col = 0;
row++;
}
calendar[row][col] = curDate;
}
return calendar;
},
renderDropdowns: function (selected, minDate, maxDate) {
var currentMonth = selected.month();
var monthHtml = '<select class="monthselect">';
var inMinYear = false;
var inMaxYear = false;
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>";
}
}
monthHtml += "</select>";
var currentYear = selected.year();
var maxYear = (maxDate && maxDate.year()) || (currentYear + 5);
var minYear = (minDate && minDate.year()) || (currentYear - 50);
var yearHtml = '<select class="yearselect">'
for (var y = minYear; y <= maxYear; y++) {
yearHtml += '<option value="' + y + '"' +
(y === currentYear ? ' selected="selected"' : '') +
'>' + y + '</option>';
}
yearHtml += '</select>';
return monthHtml + yearHtml;
},
renderCalendar: function (calendar, selected, minDate, maxDate) {
var html = '<table class="table-condensed">';
html += '<thead>';
html += '<tr>';
// add empty cell for week number
if (this.showWeekNumbers)
html += '<th></th>';
if (!minDate || minDate.isBefore(calendar[1][1])) {
html += '<th class="prev available"><i class="icon-arrow-left"></i></th>';
} else {
html += '<th></th>';
}
var dateHtml = this.locale.monthNames[calendar[1][1].month()] + calendar[1][1].format(" YYYY");
if (this.showDropdowns) {
dateHtml = this.renderDropdowns(calendar[1][1], minDate, maxDate);
}
html += '<th colspan="5" style="width: auto">' + dateHtml + '</th>';
if (!maxDate || maxDate.isAfter(calendar[1][1])) {
html += '<th class="next available"><i class="icon-arrow-right"></i></th>';
} else {
html += '<th></th>';
}
html += '</tr>';
html += '<tr>';
// add week number label
if (this.showWeekNumbers)
html += '<th class="week">' + this.locale.weekLabel + '</th>';
$.each(this.locale.daysOfWeek, function (index, dayOfWeek) {
html += '<th>' + dayOfWeek + '</th>';
});
html += '</tr>';
html += '</thead>';
html += '<tbody>';
for (var row = 0; row < 6; row++) {
html += '<tr>';
// add week number
if (this.showWeekNumbers)
html += '<td class="week">' + calendar[row][0].week() + '</td>';
for (var col = 0; col < 7; col++) {
var cname = 'available ';
cname += (calendar[row][col].month() == calendar[1][1].month()) ? '' : 'off';
if ((minDate && calendar[row][col].isBefore(minDate)) || (maxDate && calendar[row][col].isAfter(maxDate))) {
cname = ' off disabled ';
} else if (calendar[row][col].isSame(selected)) {
cname += ' active ';
if (calendar[row][col].isSame(this.startDate)) {
cname += ' start-date ';
}
if (calendar[row][col].isSame(this.endDate)) {
cname += ' end-date ';
}
} else if (calendar[row][col] >= this.startDate && calendar[row][col] <= this.endDate) {
cname += ' in-range ';
if (calendar[row][col].isSame(this.startDate)) { cname += ' start-date '; }
if (calendar[row][col].isSame(this.endDate)) { cname += ' end-date '; }
}
var title = 'r' + row + 'c' + col;
html += '<td class="' + cname.replace(/\s+/g, ' ').replace(/^\s?(.*?)\s?$/, '$1') + '" data-title="' + title + '">' + calendar[row][col].date() + '</td>';
}
html += '</tr>';
}
html += '</tbody>';
html += '</table>';
return html;
}
};
$.fn.daterangepicker = function (options, cb) {
this.each(function () {
var el = $(this);
if (!el.data('daterangepicker'))
el.data('daterangepicker', new DateRangePicker(el, options, cb));
});
return this;
};
}(window.jQuery);
|
Download
