/* Jappix - An open social platform These are the datepicker JS script ------------------------------------------------- Licenses: MIT, GPL, AGPL Authors: Stefan Petre, Vanaryon Last revision: 19/12/10 */ (function ($) { var DatePicker = function () { var ids = {}, views = { years: 'datepickerViewYears', moths: 'datepickerViewMonths', days: 'datepickerViewDays' }, tpl = { wrapper: '
', head: [ '', '', '', '', '', '', '', '', '', '', '', '', '', '', '', '', '', '', '', '
<%=prev%><%=next%>
<%=week%><%=day1%><%=day2%><%=day3%><%=day4%><%=day5%><%=day6%><%=day7%>
' ], space : '
', days: [ '', '', '<%=weeks[0].week%>', '<%=weeks[0].days[0].text%>', '<%=weeks[0].days[1].text%>', '<%=weeks[0].days[2].text%>', '<%=weeks[0].days[3].text%>', '<%=weeks[0].days[4].text%>', '<%=weeks[0].days[5].text%>', '<%=weeks[0].days[6].text%>', '', '', '<%=weeks[1].week%>', '<%=weeks[1].days[0].text%>', '<%=weeks[1].days[1].text%>', '<%=weeks[1].days[2].text%>', '<%=weeks[1].days[3].text%>', '<%=weeks[1].days[4].text%>', '<%=weeks[1].days[5].text%>', '<%=weeks[1].days[6].text%>', '', '', '<%=weeks[2].week%>', '<%=weeks[2].days[0].text%>', '<%=weeks[2].days[1].text%>', '<%=weeks[2].days[2].text%>', '<%=weeks[2].days[3].text%>', '<%=weeks[2].days[4].text%>', '<%=weeks[2].days[5].text%>', '<%=weeks[2].days[6].text%>', '', '', '<%=weeks[3].week%>', '<%=weeks[3].days[0].text%>', '<%=weeks[3].days[1].text%>', '<%=weeks[3].days[2].text%>', '<%=weeks[3].days[3].text%>', '<%=weeks[3].days[4].text%>', '<%=weeks[3].days[5].text%>', '<%=weeks[3].days[6].text%>', '', '', '<%=weeks[4].week%>', '<%=weeks[4].days[0].text%>', '<%=weeks[4].days[1].text%>', '<%=weeks[4].days[2].text%>', '<%=weeks[4].days[3].text%>', '<%=weeks[4].days[4].text%>', '<%=weeks[4].days[5].text%>', '<%=weeks[4].days[6].text%>', '', '', '<%=weeks[5].week%>', '<%=weeks[5].days[0].text%>', '<%=weeks[5].days[1].text%>', '<%=weeks[5].days[2].text%>', '<%=weeks[5].days[3].text%>', '<%=weeks[5].days[4].text%>', '<%=weeks[5].days[5].text%>', '<%=weeks[5].days[6].text%>', '', '' ], months: [ '', '', '<%=data[0]%>', '<%=data[1]%>', '<%=data[2]%>', '<%=data[3]%>', '', '', '<%=data[4]%>', '<%=data[5]%>', '<%=data[6]%>', '<%=data[7]%>', '', '', '<%=data[8]%>', '<%=data[9]%>', '<%=data[10]%>', '<%=data[11]%>', '', '' ] }, defaults = { flat: false, starts: 1, prev: '◀', next: '▶', lastSel: false, mode: 'single', view: 'days', calendars: 1, format: 'Y-m-d', position: 'bottom', eventName: 'click', onRender: function(){return {};}, onChange: function(){return true;}, onShow: function(){return true;}, onBeforeShow: function(){return true;}, onHide: function(){return true;}, locale: { days: [_e("Sunday"), _e("Monday"), _e("Tuesday"), _e("Wednesday"), _e("Thursday"), _e("Friday"), _e("Saturday"), _e("Sunday")], daysShort: [cut(_e("Sunday"), 3), cut(_e("Monday"), 3), cut(_e("Tuesday"), 3), cut(_e("Wednesday"), 3), cut(_e("Thursday"), 3), cut(_e("Friday"), 3), cut(_e("Saturday"), 3), cut(_e("Sunday"), 3)], daysMin: [cut(_e("Sunday"), 2), cut(_e("Monday"), 2), cut(_e("Tuesday"), 2), cut(_e("Wednesday"), 2), cut(_e("Thursday"), 2), cut(_e("Friday"), 2), cut(_e("Saturday"), 2), cut(_e("Sunday"), 2)], months: [_e("January"), _e("February"), _e("March"), _e("April"), _e("May"), _e("June"), _e("July"), _e("August"), _e("September"), _e("October"), _e("November"), _e("December")], monthsShort: [cut(_e("January"), 3), cut(_e("February"), 3), cut(_e("March"), 3), cut(_e("April"), 3), cut(_e("May"), 3), cut(_e("June"), 3), cut(_e("July"), 3), cut(_e("August"), 3), cut(_e("September"), 3), cut(_e("October"), 3), cut(_e("November"), 3), cut(_e("December"), 3)], weekMin: '' } }, fill = function(el) { var options = $(el).data('datepicker'); var cal = $(el); var currentCal = Math.floor(options.calendars/2), date, data, dow, month, cnt = 0, week, days, indic, indic2, html, tblCal; cal.find('td>table tbody').remove(); for (var i = 0; i < options.calendars; i++) { date = new Date(options.current); date.addMonths(-currentCal + i); tblCal = cal.find('table').eq(i+1); switch (tblCal[0].className) { case 'datepickerViewDays': dow = formatDate(date, 'B, Y'); break; case 'datepickerViewMonths': dow = date.getFullYear(); break; case 'datepickerViewYears': dow = (date.getFullYear()-6) + ' - ' + (date.getFullYear()+5); break; } tblCal.find('thead tr:first th:eq(1) span').text(dow); dow = date.getFullYear()-6; data = { data: [], className: 'datepickerYears' } for ( var j = 0; j < 12; j++) { data.data.push(dow + j); } html = tmpl(tpl.months.join(''), data); date.setDate(1); data = {weeks:[], test: 10}; month = date.getMonth(); var dow = (date.getDay() - options.starts) % 7; date.addDays(-(dow + (dow < 0 ? 7 : 0))); week = -1; cnt = 0; while (cnt < 42) { indic = parseInt(cnt/7,10); indic2 = cnt%7; if (!data.weeks[indic]) { week = date.getWeekNumber(); data.weeks[indic] = { week: week, days: [] }; } data.weeks[indic].days[indic2] = { text: date.getDate(), classname: [] }; if (month != date.getMonth()) { data.weeks[indic].days[indic2].classname.push('datepickerNotInMonth'); } if (date.getDay() == 0) { data.weeks[indic].days[indic2].classname.push('datepickerSunday'); } if (date.getDay() == 6) { data.weeks[indic].days[indic2].classname.push('datepickerSaturday'); } var fromUser = options.onRender(date); var val = date.valueOf(); if (fromUser.selected || options.date == val || $.inArray(val, options.date) > -1 || (options.mode == 'range' && val >= options.date[0] && val <= options.date[1])) { data.weeks[indic].days[indic2].classname.push('datepickerSelected'); } if (fromUser.disabled) { data.weeks[indic].days[indic2].classname.push('datepickerDisabled'); } if (fromUser.className) { data.weeks[indic].days[indic2].classname.push(fromUser.className); } data.weeks[indic].days[indic2].classname = data.weeks[indic].days[indic2].classname.join(' '); cnt++; date.addDays(1); } html = tmpl(tpl.days.join(''), data) + html; data = { data: options.locale.monthsShort, className: 'datepickerMonths' }; html = tmpl(tpl.months.join(''), data) + html; tblCal.append(html); } }, parseDate = function (date, format) { if (date.constructor == Date) { return new Date(date); } var parts = date.split(/\W+/); var against = format.split(/\W+/), d, m, y, h, min, now = new Date(); for (var i = 0; i < parts.length; i++) { switch (against[i]) { case 'd': case 'e': d = parseInt(parts[i],10); break; case 'm': m = parseInt(parts[i], 10)-1; break; case 'Y': case 'y': y = parseInt(parts[i], 10); y += y > 100 ? 0 : (y < 29 ? 2000 : 1900); break; case 'H': case 'I': case 'k': case 'l': h = parseInt(parts[i], 10); break; case 'P': case 'p': if (/pm/i.test(parts[i]) && h < 12) { h += 12; } else if (/am/i.test(parts[i]) && h >= 12) { h -= 12; } break; case 'M': min = parseInt(parts[i], 10); break; } } return new Date( y === undefined ? now.getFullYear() : y, m === undefined ? now.getMonth() : m, d === undefined ? now.getDate() : d, h === undefined ? now.getHours() : h, min === undefined ? now.getMinutes() : min, 0 ); }, formatDate = function(date, format) { var m = date.getMonth(); var d = date.getDate(); var y = date.getFullYear(); var wn = date.getWeekNumber(); var w = date.getDay(); var s = {}; var hr = date.getHours(); var pm = (hr >= 12); var ir = (pm) ? (hr - 12) : hr; var dy = date.getDayOfYear(); if (ir == 0) { ir = 12; } var min = date.getMinutes(); var sec = date.getSeconds(); var parts = format.split(''), part; for ( var i = 0; i < parts.length; i++ ) { part = parts[i]; switch (parts[i]) { case 'a': part = date.getDayName(); break; case 'A': part = date.getDayName(true); break; case 'b': part = date.getMonthName(); break; case 'B': part = date.getMonthName(true); break; case 'C': part = 1 + Math.floor(y / 100); break; case 'd': part = (d < 10) ? ("0" + d) : d; break; case 'e': part = d; break; case 'H': part = (hr < 10) ? ("0" + hr) : hr; break; case 'I': part = (ir < 10) ? ("0" + ir) : ir; break; case 'j': part = (dy < 100) ? ((dy < 10) ? ("00" + dy) : ("0" + dy)) : dy; break; case 'k': part = hr; break; case 'l': part = ir; break; case 'm': part = (m < 9) ? ("0" + (1+m)) : (1+m); break; case 'M': part = (min < 10) ? ("0" + min) : min; break; case 'p': case 'P': part = pm ? "PM" : "AM"; break; case 's': part = Math.floor(date.getTime() / 1000); break; case 'S': part = (sec < 10) ? ("0" + sec) : sec; break; case 'u': part = w + 1; break; case 'w': part = w; break; case 'y': part = ('' + y).substr(2, 2); break; case 'Y': part = y; break; } parts[i] = part; } return parts.join(''); }, extendDate = function(options) { if (Date.prototype.tempDate) { return; } Date.prototype.tempDate = null; Date.prototype.months = options.months; Date.prototype.monthsShort = options.monthsShort; Date.prototype.days = options.days; Date.prototype.daysShort = options.daysShort; Date.prototype.getMonthName = function(fullName) { return this[fullName ? 'months' : 'monthsShort'][this.getMonth()]; }; Date.prototype.getDayName = function(fullName) { return this[fullName ? 'days' : 'daysShort'][this.getDay()]; }; Date.prototype.addDays = function (n) { this.setDate(this.getDate() + n); this.tempDate = this.getDate(); }; Date.prototype.addMonths = function (n) { if (this.tempDate == null) { this.tempDate = this.getDate(); } this.setDate(1); this.setMonth(this.getMonth() + n); this.setDate(Math.min(this.tempDate, this.getMaxDays())); }; Date.prototype.addYears = function (n) { if (this.tempDate == null) { this.tempDate = this.getDate(); } this.setDate(1); this.setFullYear(this.getFullYear() + n); this.setDate(Math.min(this.tempDate, this.getMaxDays())); }; Date.prototype.getMaxDays = function() { var tmpDate = new Date(Date.parse(this)), d = 28, m; m = tmpDate.getMonth(); d = 28; while (tmpDate.getMonth() == m) { d ++; tmpDate.setDate(d); } return d - 1; }; Date.prototype.getFirstDay = function() { var tmpDate = new Date(Date.parse(this)); tmpDate.setDate(1); return tmpDate.getDay(); }; Date.prototype.getWeekNumber = function() { var tempDate = new Date(this); tempDate.setDate(tempDate.getDate() - (tempDate.getDay() + 6) % 7 + 3); var dms = tempDate.valueOf(); tempDate.setMonth(0); tempDate.setDate(4); return Math.round((dms - tempDate.valueOf()) / (604800000)) + 1; }; Date.prototype.getDayOfYear = function() { var now = new Date(this.getFullYear(), this.getMonth(), this.getDate(), 0, 0, 0); var then = new Date(this.getFullYear(), 0, 0, 0, 0, 0); var time = now - then; return Math.floor(time / 24*60*60*1000); }; }, layout = function (el) { var options = $(el).data('datepicker'); var cal = $('#' + options.id); if (!options.extraHeight) { var divs = $(el).find('div'); options.extraHeight = divs.get(0).offsetHeight + divs.get(1).offsetHeight; options.extraWidth = divs.get(2).offsetWidth + divs.get(3).offsetWidth; } var tbl = cal.find('table:first').get(0); var width = tbl.offsetWidth; var height = tbl.offsetHeight; cal.css({ width: width + options.extraWidth + 'px', height: height + options.extraHeight + 'px' }).find('div.datepickerContainer').css({ width: width + 'px', height: height + 'px' }); }, click = function(ev) { if ($(ev.target).is('span')) { ev.target = ev.target.parentNode; } var el = $(ev.target); if (el.is('a')) { ev.target.blur(); if (el.hasClass('datepickerDisabled')) { return false; } var options = $(this).data('datepicker'); var parentEl = el.parent(); var tblEl = parentEl.parent().parent().parent(); var tblIndex = $('table', this).index(tblEl.get(0)) - 1; var tmp = new Date(options.current); var changed = false; var fillIt = false; if (parentEl.is('th')) { if (parentEl.hasClass('datepickerWeek') && options.mode == 'range' && !parentEl.next().hasClass('datepickerDisabled')) { var val = parseInt(parentEl.next().text(), 10); tmp.addMonths(tblIndex - Math.floor(options.calendars/2)); if (parentEl.next().hasClass('datepickerNotInMonth')) { tmp.addMonths(val > 15 ? -1 : 1); } tmp.setDate(val); options.date[0] = (tmp.setHours(0,0,0,0)).valueOf(); tmp.setHours(23,59,59,0); tmp.addDays(6); options.date[1] = tmp.valueOf(); fillIt = true; changed = true; options.lastSel = false; } else if (parentEl.hasClass('datepickerMonth')) { tmp.addMonths(tblIndex - Math.floor(options.calendars/2)); switch (tblEl.get(0).className) { case 'datepickerViewDays': tblEl.get(0).className = 'datepickerViewMonths'; el.find('span').text(tmp.getFullYear()); break; case 'datepickerViewMonths': tblEl.get(0).className = 'datepickerViewYears'; el.find('span').text((tmp.getFullYear()-6) + ' - ' + (tmp.getFullYear()+5)); break; case 'datepickerViewYears': tblEl.get(0).className = 'datepickerViewDays'; el.find('span').text(formatDate(tmp, 'B, Y')); break; } } else if (parentEl.parent().parent().is('thead')) { switch (tblEl.get(0).className) { case 'datepickerViewDays': options.current.addMonths(parentEl.hasClass('datepickerGoPrev') ? -1 : 1); break; case 'datepickerViewMonths': options.current.addYears(parentEl.hasClass('datepickerGoPrev') ? -1 : 1); break; case 'datepickerViewYears': options.current.addYears(parentEl.hasClass('datepickerGoPrev') ? -12 : 12); break; } fillIt = true; } } else if (parentEl.is('td') && !parentEl.hasClass('datepickerDisabled')) { switch (tblEl.get(0).className) { case 'datepickerViewMonths': options.current.setMonth(tblEl.find('tbody.datepickerMonths td').index(parentEl)); options.current.setFullYear(parseInt(tblEl.find('thead th.datepickerMonth span').text(), 10)); options.current.addMonths(Math.floor(options.calendars/2) - tblIndex); tblEl.get(0).className = 'datepickerViewDays'; break; case 'datepickerViewYears': options.current.setFullYear(parseInt(el.text(), 10)); tblEl.get(0).className = 'datepickerViewMonths'; break; default: var val = parseInt(el.text(), 10); tmp.addMonths(tblIndex - Math.floor(options.calendars/2)); if (parentEl.hasClass('datepickerNotInMonth')) { tmp.addMonths(val > 15 ? -1 : 1); } tmp.setDate(val); switch (options.mode) { case 'multiple': val = (tmp.setHours(0,0,0,0)).valueOf(); if ($.inArray(val, options.date) > -1) { $.each(options.date, function(nr, dat){ if (dat == val) { options.date.splice(nr,1); return false; } }); } else { options.date.push(val); } break; case 'range': if (!options.lastSel) { options.date[0] = (tmp.setHours(0,0,0,0)).valueOf(); } val = (tmp.setHours(23,59,59,0)).valueOf(); if (val < options.date[0]) { options.date[1] = options.date[0] + 86399000; options.date[0] = val - 86399000; } else { options.date[1] = val; } options.lastSel = !options.lastSel; break; default: options.date = tmp.valueOf(); break; } break; } fillIt = true; changed = true; } if (fillIt) { fill(this); } if (changed) { options.onChange.apply(this, prepareDate(options)); } } return false; }, prepareDate = function (options) { var tmp; if (options.mode == 'single') { tmp = new Date(options.date); return [formatDate(tmp, options.format), tmp, options.el]; } else { tmp = [[],[], options.el]; $.each(options.date, function(nr, val){ var date = new Date(val); tmp[0].push(formatDate(date, options.format)); tmp[1].push(date); }); return tmp; } }, getViewport = function () { var m = document.compatMode == 'CSS1Compat'; return { l : window.pageXOffset || (m ? document.documentElement.scrollLeft : document.body.scrollLeft), t : window.pageYOffset || (m ? document.documentElement.scrollTop : document.body.scrollTop), w : window.innerWidth || (m ? document.documentElement.clientWidth : document.body.clientWidth), h : window.innerHeight || (m ? document.documentElement.clientHeight : document.body.clientHeight) }; }, isChildOf = function(parentEl, el, container) { if (parentEl == el) { return true; } if (parentEl.contains) { return parentEl.contains(el); } if ( parentEl.compareDocumentPosition ) { return !!(parentEl.compareDocumentPosition(el) & 16); } var prEl = el.parentNode; while(prEl && prEl != container) { if (prEl == parentEl) return true; prEl = prEl.parentNode; } return false; }, show = function (ev) { var cal = $('#' + $(this).data('datepickerId')); if (!cal.is(':visible')) { var calEl = cal.get(0); fill(calEl); var options = cal.data('datepicker'); options.onBeforeShow.apply(this, [cal.get(0)]); var pos = $(this).offset(); var viewPort = getViewport(); var top = pos.top; var left = pos.left; var oldDisplay = $.curCSS(calEl, 'display'); cal.css({ visibility: 'hidden', display: 'block' }); layout(calEl); switch (options.position){ case 'top': top -= calEl.offsetHeight; break; case 'left': left -= calEl.offsetWidth; break; case 'right': left += this.offsetWidth; break; case 'bottom': top += this.offsetHeight; break; } if (top + calEl.offsetHeight > viewPort.t + viewPort.h) { top = pos.top - calEl.offsetHeight; } if (top < viewPort.t) { top = pos.top + this.offsetHeight + calEl.offsetHeight; } if (left + calEl.offsetWidth > viewPort.l + viewPort.w) { left = pos.left - calEl.offsetWidth; } if (left < viewPort.l) { left = pos.left + this.offsetWidth } cal.css({ visibility: 'visible', display: 'block', top: top + 'px', left: left + 'px' }); if (options.onShow.apply(this, [cal.get(0)]) != false) { cal.show(); } $(document).bind('mousedown', {cal: cal, trigger: this}, hide); } return false; }, hide = function (ev) { if (ev.target != ev.data.trigger && !isChildOf(ev.data.cal.get(0), ev.target, ev.data.cal.get(0))) { if (ev.data.cal.data('datepicker').onHide.apply(this, [ev.data.cal.get(0)]) != false) { ev.data.cal.hide(); } $(document).unbind('mousedown', hide); } }; return { init: function(options){ options = $.extend({}, defaults, options||{}); extendDate(options.locale); options.calendars = Math.max(1, parseInt(options.calendars,10)||1); options.mode = /single|multiple|range/.test(options.mode) ? options.mode : 'single'; return this.each(function(){ if (!$(this).data('datepicker')) { options.el = this; if (options.date.constructor == String) { options.date = parseDate(options.date, options.format); options.date.setHours(0,0,0,0); } if (options.mode != 'single') { if (options.date.constructor != Array) { options.date = [options.date.valueOf()]; if (options.mode == 'range') { options.date.push(((new Date(options.date[0])).setHours(23,59,59,0)).valueOf()); } } else { for (var i = 0; i < options.date.length; i++) { options.date[i] = (parseDate(options.date[i], options.format).setHours(0,0,0,0)).valueOf(); } if (options.mode == 'range') { options.date[1] = ((new Date(options.date[1])).setHours(23,59,59,0)).valueOf(); } } } else { options.date = options.date.valueOf(); } if (!options.current) { options.current = new Date(); } else { options.current = parseDate(options.current, options.format); } options.current.setDate(1); options.current.setHours(0,0,0,0); var id = 'datepicker_' + parseInt(Math.random() * 1000), cnt; options.id = id; $(this).data('datepickerId', options.id); var cal = $(tpl.wrapper).attr('id', id).bind('click', click).data('datepicker', options); if (options.className) { cal.addClass(options.className); } var html = ''; for (var i = 0; i < options.calendars; i++) { cnt = options.starts; if (i > 0) { html += tpl.space; } html += tmpl(tpl.head.join(''), { week: options.locale.weekMin, prev: options.prev, next: options.next, day1: options.locale.daysMin[(cnt++)%7], day2: options.locale.daysMin[(cnt++)%7], day3: options.locale.daysMin[(cnt++)%7], day4: options.locale.daysMin[(cnt++)%7], day5: options.locale.daysMin[(cnt++)%7], day6: options.locale.daysMin[(cnt++)%7], day7: options.locale.daysMin[(cnt++)%7] }); } cal .find('tr:first').append(html) .find('table').addClass(views[options.view]); fill(cal.get(0)); if (options.flat) { cal.appendTo(this).show().css('position', 'relative'); layout(cal.get(0)); } else { cal.appendTo(document.body); $(this).bind(options.eventName, show); } } }); }, showPicker: function() { return this.each( function () { if ($(this).data('datepickerId')) { show.apply(this); } }); }, hidePicker: function() { return this.each( function () { if ($(this).data('datepickerId')) { $('#' + $(this).data('datepickerId')).hide(); } }); }, setDate: function(date, shiftTo){ return this.each(function(){ if ($(this).data('datepickerId')) { var cal = $('#' + $(this).data('datepickerId')); var options = cal.data('datepicker'); options.date = date; if (options.date.constructor == String) { options.date = parseDate(options.date, options.format); options.date.setHours(0,0,0,0); } if (options.mode != 'single') { if (options.date.constructor != Array) { options.date = [options.date.valueOf()]; if (options.mode == 'range') { options.date.push(((new Date(options.date[0])).setHours(23,59,59,0)).valueOf()); } } else { for (var i = 0; i < options.date.length; i++) { options.date[i] = (parseDate(options.date[i], options.format).setHours(0,0,0,0)).valueOf(); } if (options.mode == 'range') { options.date[1] = ((new Date(options.date[1])).setHours(23,59,59,0)).valueOf(); } } } else { options.date = options.date.valueOf(); } if (shiftTo) { options.current = new Date (options.mode != 'single' ? options.date[0] : options.date); } fill(cal.get(0)); } }); }, getDate: function(formated) { if (this.size() > 0) { return prepareDate($('#' + $(this).data('datepickerId')).data('datepicker'))[formated ? 0 : 1]; } }, clear: function(){ return this.each(function(){ if ($(this).data('datepickerId')) { var cal = $('#' + $(this).data('datepickerId')); var options = cal.data('datepicker'); if (options.mode != 'single') { options.date = []; fill(cal.get(0)); } } }); }, fixLayout: function(){ return this.each(function(){ if ($(this).data('datepickerId')) { var cal = $('#' + $(this).data('datepickerId')); var options = cal.data('datepicker'); if (options.flat) { layout(cal.get(0)); } } }); } }; }(); $.fn.extend({ DatePicker: DatePicker.init, DatePickerHide: DatePicker.hidePicker, DatePickerShow: DatePicker.showPicker, DatePickerSetDate: DatePicker.setDate, DatePickerGetDate: DatePicker.getDate, DatePickerClear: DatePicker.clear, DatePickerLayout: DatePicker.fixLayout }); })(jQuery); (function(){ var cache = {}; this.tmpl = function tmpl(str, data){ // Figure out if we're getting a template, or if we need to // load the template - and be sure to cache the result. var fn = !/\W/.test(str) ? cache[str] = cache[str] || tmpl(document.getElementById(str).innerHTML) : // Generate a reusable function that will serve as a template // generator (and which will be cached). new Function("obj", "var p=[],print=function(){p.push.apply(p,arguments);};" + // Introduce the data as local variables using with(){} "with(obj){p.push('" + // Convert the template into pure JavaScript str .replace(/[\r\t\n]/g, " ") .split("<%").join("\t") .replace(/((^|%>)[^\t]*)'/g, "$1\r") .replace(/\t=(.*?)%>/g, "',$1,'") .split("\t").join("');") .split("%>").join("p.push('") .split("\r").join("\\'") + "');}return p.join('');"); // Provide some basic currying to the user return data ? fn( data ) : fn; }; })();