diff options
Diffstat (limited to 'media/admin/js/calendar.js')
-rw-r--r-- | media/admin/js/calendar.js | 338 |
1 files changed, 195 insertions, 143 deletions
diff --git a/media/admin/js/calendar.js b/media/admin/js/calendar.js index 458eece..a62d10a 100644 --- a/media/admin/js/calendar.js +++ b/media/admin/js/calendar.js @@ -1,169 +1,221 @@ +/*global gettext, pgettext, get_format, quickElement, removeChildren*/ /* calendar.js - Calendar functions by Adrian Holovaty depends on core.js for utility functions like removeChildren or quickElement */ +'use strict'; +{ + // CalendarNamespace -- Provides a collection of HTML calendar-related helper functions + const CalendarNamespace = { + monthsOfYear: [ + gettext('January'), + gettext('February'), + gettext('March'), + gettext('April'), + gettext('May'), + gettext('June'), + gettext('July'), + gettext('August'), + gettext('September'), + gettext('October'), + gettext('November'), + gettext('December') + ], + monthsOfYearAbbrev: [ + pgettext('abbrev. month January', 'Jan'), + pgettext('abbrev. month February', 'Feb'), + pgettext('abbrev. month March', 'Mar'), + pgettext('abbrev. month April', 'Apr'), + pgettext('abbrev. month May', 'May'), + pgettext('abbrev. month June', 'Jun'), + pgettext('abbrev. month July', 'Jul'), + pgettext('abbrev. month August', 'Aug'), + pgettext('abbrev. month September', 'Sep'), + pgettext('abbrev. month October', 'Oct'), + pgettext('abbrev. month November', 'Nov'), + pgettext('abbrev. month December', 'Dec') + ], + daysOfWeek: [ + pgettext('one letter Sunday', 'S'), + pgettext('one letter Monday', 'M'), + pgettext('one letter Tuesday', 'T'), + pgettext('one letter Wednesday', 'W'), + pgettext('one letter Thursday', 'T'), + pgettext('one letter Friday', 'F'), + pgettext('one letter Saturday', 'S') + ], + firstDayOfWeek: parseInt(get_format('FIRST_DAY_OF_WEEK')), + isLeapYear: function(year) { + return (((year % 4) === 0) && ((year % 100) !== 0 ) || ((year % 400) === 0)); + }, + getDaysInMonth: function(month, year) { + let days; + if (month === 1 || month === 3 || month === 5 || month === 7 || month === 8 || month === 10 || month === 12) { + days = 31; + } + else if (month === 4 || month === 6 || month === 9 || month === 11) { + days = 30; + } + else if (month === 2 && CalendarNamespace.isLeapYear(year)) { + days = 29; + } + else { + days = 28; + } + return days; + }, + draw: function(month, year, div_id, callback, selected) { // month = 1-12, year = 1-9999 + const today = new Date(); + const todayDay = today.getDate(); + const todayMonth = today.getMonth() + 1; + const todayYear = today.getFullYear(); + let todayClass = ''; -// CalendarNamespace -- Provides a collection of HTML calendar-related helper functions -var CalendarNamespace = { - monthsOfYear: gettext('January February March April May June July August September October November December').split(' '), - daysOfWeek: gettext('S M T W T F S').split(' '), - firstDayOfWeek: parseInt(get_format('FIRST_DAY_OF_WEEK')), - isLeapYear: function(year) { - return (((year % 4)==0) && ((year % 100)!=0) || ((year % 400)==0)); - }, - getDaysInMonth: function(month,year) { - var days; - if (month==1 || month==3 || month==5 || month==7 || month==8 || month==10 || month==12) { - days = 31; - } - else if (month==4 || month==6 || month==9 || month==11) { - days = 30; - } - else if (month==2 && CalendarNamespace.isLeapYear(year)) { - days = 29; - } - else { - days = 28; - } - return days; - }, - draw: function(month, year, div_id, callback, selected) { // month = 1-12, year = 1-9999 - var today = new Date(); - var todayDay = today.getDate(); - var todayMonth = today.getMonth()+1; - var todayYear = today.getFullYear(); - var todayClass = ''; - - // Use UTC functions here because the date field does not contain time - // and using the UTC function variants prevent the local time offset - // from altering the date, specifically the day field. For example: - // - // ``` - // var x = new Date('2013-10-02'); - // var day = x.getDate(); - // ``` - // - // The day variable above will be 1 instead of 2 in, say, US Pacific time - // zone. - var isSelectedMonth = false; - if (typeof selected != 'undefined') { - isSelectedMonth = (selected.getUTCFullYear() == year && (selected.getUTCMonth()+1) == month); - } + // Use UTC functions here because the date field does not contain time + // and using the UTC function variants prevent the local time offset + // from altering the date, specifically the day field. For example: + // + // ``` + // var x = new Date('2013-10-02'); + // var day = x.getDate(); + // ``` + // + // The day variable above will be 1 instead of 2 in, say, US Pacific time + // zone. + let isSelectedMonth = false; + if (typeof selected !== 'undefined') { + isSelectedMonth = (selected.getUTCFullYear() === year && (selected.getUTCMonth() + 1) === month); + } - month = parseInt(month); - year = parseInt(year); - var calDiv = document.getElementById(div_id); - removeChildren(calDiv); - var calTable = document.createElement('table'); - quickElement('caption', calTable, CalendarNamespace.monthsOfYear[month-1] + ' ' + year); - var tableBody = quickElement('tbody', calTable); + month = parseInt(month); + year = parseInt(year); + const calDiv = document.getElementById(div_id); + removeChildren(calDiv); + const calTable = document.createElement('table'); + quickElement('caption', calTable, CalendarNamespace.monthsOfYear[month - 1] + ' ' + year); + const tableBody = quickElement('tbody', calTable); - // Draw days-of-week header - var tableRow = quickElement('tr', tableBody); - for (var i = 0; i < 7; i++) { - quickElement('th', tableRow, CalendarNamespace.daysOfWeek[(i + CalendarNamespace.firstDayOfWeek) % 7]); - } + // Draw days-of-week header + let tableRow = quickElement('tr', tableBody); + for (let i = 0; i < 7; i++) { + quickElement('th', tableRow, CalendarNamespace.daysOfWeek[(i + CalendarNamespace.firstDayOfWeek) % 7]); + } - var startingPos = new Date(year, month-1, 1 - CalendarNamespace.firstDayOfWeek).getDay(); - var days = CalendarNamespace.getDaysInMonth(month, year); + const startingPos = new Date(year, month - 1, 1 - CalendarNamespace.firstDayOfWeek).getDay(); + const days = CalendarNamespace.getDaysInMonth(month, year); - // Draw blanks before first of month - tableRow = quickElement('tr', tableBody); - for (var i = 0; i < startingPos; i++) { - var _cell = quickElement('td', tableRow, ' '); - _cell.className = "nonday"; - } + let nonDayCell; - // Draw days of month - var currentDay = 1; - for (var i = startingPos; currentDay <= days; i++) { - if (i%7 == 0 && currentDay != 1) { - tableRow = quickElement('tr', tableBody); - } - if ((currentDay==todayDay) && (month==todayMonth) && (year==todayYear)) { - todayClass='today'; - } else { - todayClass=''; + // Draw blanks before first of month + tableRow = quickElement('tr', tableBody); + for (let i = 0; i < startingPos; i++) { + nonDayCell = quickElement('td', tableRow, ' '); + nonDayCell.className = "nonday"; } - // use UTC function; see above for explanation. - if (isSelectedMonth && currentDay == selected.getUTCDate()) { - if (todayClass != '') todayClass += " "; - todayClass += "selected"; + function calendarMonth(y, m) { + function onClick(e) { + e.preventDefault(); + callback(y, m, this.textContent); + } + return onClick; } - var cell = quickElement('td', tableRow, '', 'class', todayClass); + // Draw days of month + let currentDay = 1; + for (let i = startingPos; currentDay <= days; i++) { + if (i % 7 === 0 && currentDay !== 1) { + tableRow = quickElement('tr', tableBody); + } + if ((currentDay === todayDay) && (month === todayMonth) && (year === todayYear)) { + todayClass = 'today'; + } else { + todayClass = ''; + } - quickElement('a', cell, currentDay, 'href', 'javascript:void(' + callback + '('+year+','+month+','+currentDay+'));'); - currentDay++; - } + // use UTC function; see above for explanation. + if (isSelectedMonth && currentDay === selected.getUTCDate()) { + if (todayClass !== '') { + todayClass += " "; + } + todayClass += "selected"; + } - // Draw blanks after end of month (optional, but makes for valid code) - while (tableRow.childNodes.length < 7) { - var _cell = quickElement('td', tableRow, ' '); - _cell.className = "nonday"; - } + const cell = quickElement('td', tableRow, '', 'class', todayClass); + const link = quickElement('a', cell, currentDay, 'href', '#'); + link.addEventListener('click', calendarMonth(year, month)); + currentDay++; + } - calDiv.appendChild(calTable); - } -} + // Draw blanks after end of month (optional, but makes for valid code) + while (tableRow.childNodes.length < 7) { + nonDayCell = quickElement('td', tableRow, ' '); + nonDayCell.className = "nonday"; + } -// Calendar -- A calendar instance -function Calendar(div_id, callback, selected) { - // div_id (string) is the ID of the element in which the calendar will - // be displayed - // callback (string) is the name of a JavaScript function that will be - // called with the parameters (year, month, day) when a day in the - // calendar is clicked - this.div_id = div_id; - this.callback = callback; - this.today = new Date(); - this.currentMonth = this.today.getMonth() + 1; - this.currentYear = this.today.getFullYear(); - if (typeof selected != 'undefined') { - this.selected = selected; - } -} -Calendar.prototype = { - drawCurrent: function() { - CalendarNamespace.draw(this.currentMonth, this.currentYear, this.div_id, this.callback, this.selected); - }, - drawDate: function(month, year, selected) { - this.currentMonth = month; - this.currentYear = year; + calDiv.appendChild(calTable); + } + }; - if(selected) { + // Calendar -- A calendar instance + function Calendar(div_id, callback, selected) { + // div_id (string) is the ID of the element in which the calendar will + // be displayed + // callback (string) is the name of a JavaScript function that will be + // called with the parameters (year, month, day) when a day in the + // calendar is clicked + this.div_id = div_id; + this.callback = callback; + this.today = new Date(); + this.currentMonth = this.today.getMonth() + 1; + this.currentYear = this.today.getFullYear(); + if (typeof selected !== 'undefined') { this.selected = selected; } + } + Calendar.prototype = { + drawCurrent: function() { + CalendarNamespace.draw(this.currentMonth, this.currentYear, this.div_id, this.callback, this.selected); + }, + drawDate: function(month, year, selected) { + this.currentMonth = month; + this.currentYear = year; + + if(selected) { + this.selected = selected; + } - this.drawCurrent(); - }, - drawPreviousMonth: function() { - if (this.currentMonth == 1) { - this.currentMonth = 12; + this.drawCurrent(); + }, + drawPreviousMonth: function() { + if (this.currentMonth === 1) { + this.currentMonth = 12; + this.currentYear--; + } + else { + this.currentMonth--; + } + this.drawCurrent(); + }, + drawNextMonth: function() { + if (this.currentMonth === 12) { + this.currentMonth = 1; + this.currentYear++; + } + else { + this.currentMonth++; + } + this.drawCurrent(); + }, + drawPreviousYear: function() { this.currentYear--; - } - else { - this.currentMonth--; - } - this.drawCurrent(); - }, - drawNextMonth: function() { - if (this.currentMonth == 12) { - this.currentMonth = 1; + this.drawCurrent(); + }, + drawNextYear: function() { this.currentYear++; + this.drawCurrent(); } - else { - this.currentMonth++; - } - this.drawCurrent(); - }, - drawPreviousYear: function() { - this.currentYear--; - this.drawCurrent(); - }, - drawNextYear: function() { - this.currentYear++; - this.drawCurrent(); - } + }; + window.Calendar = Calendar; + window.CalendarNamespace = CalendarNamespace; } |