bgneal@1: // Inserts shortcut buttons after all of the following:
bgneal@1: //     <input type="text" class="vDateField">
bgneal@1: //     <input type="text" class="vTimeField">
bgneal@1: 
bgneal@1: var DateTimeShortcuts = {
bgneal@1:     calendars: [],
bgneal@1:     calendarInputs: [],
bgneal@1:     clockInputs: [],
bgneal@1:     calendarDivName1: 'calendarbox', // name of calendar <div> that gets toggled
bgneal@1:     calendarDivName2: 'calendarin',  // name of <div> that contains calendar
bgneal@1:     calendarLinkName: 'calendarlink',// name of the link that is used to toggle
bgneal@1:     clockDivName: 'clockbox',        // name of clock <div> that gets toggled
bgneal@1:     clockLinkName: 'clocklink',      // name of the link that is used to toggle
bgneal@1:     admin_media_prefix: '',
bgneal@1:     init: function() {
bgneal@1:         // Deduce admin_media_prefix by looking at the <script>s in the
bgneal@1:         // current document and finding the URL of *this* module.
bgneal@1:         var scripts = document.getElementsByTagName('script');
bgneal@1:         for (var i=0; i<scripts.length; i++) {
bgneal@1:             if (scripts[i].src.match(/DateTimeShortcuts/)) {
bgneal@1:                 var idx = scripts[i].src.indexOf('js/admin/DateTimeShortcuts');
bgneal@1:                 DateTimeShortcuts.admin_media_prefix = scripts[i].src.substring(0, idx);
bgneal@1:                 break;
bgneal@1:             }
bgneal@1:         }
bgneal@1: 
bgneal@1:         var inputs = document.getElementsByTagName('input');
bgneal@1:         for (i=0; i<inputs.length; i++) {
bgneal@1:             var inp = inputs[i];
bgneal@1:             if (inp.getAttribute('type') == 'text' && inp.className.match(/vTimeField/)) {
bgneal@1:                 DateTimeShortcuts.addClock(inp);
bgneal@1:             }
bgneal@1:             else if (inp.getAttribute('type') == 'text' && inp.className.match(/vDateField/)) {
bgneal@1:                 DateTimeShortcuts.addCalendar(inp);
bgneal@1:             }
bgneal@1:         }
bgneal@1:     },
bgneal@1:     // Add clock widget to a given field
bgneal@1:     addClock: function(inp) {
bgneal@1:         var num = DateTimeShortcuts.clockInputs.length;
bgneal@1:         DateTimeShortcuts.clockInputs[num] = inp;
bgneal@1: 
bgneal@1:         // Shortcut links (clock icon and "Now" link)
bgneal@1:         var shortcuts_span = document.createElement('span');
bgneal@1:         inp.parentNode.insertBefore(shortcuts_span, inp.nextSibling);
bgneal@1:         var now_link = document.createElement('a');
bgneal@1:         now_link.setAttribute('href', "javascript:DateTimeShortcuts.handleClockQuicklink(" + num + ", new Date().getHourMinuteSecond());");
bgneal@1:         now_link.appendChild(document.createTextNode(gettext('Now')));
bgneal@1:         var clock_link = document.createElement('a');
bgneal@1:         clock_link.setAttribute('href', 'javascript:DateTimeShortcuts.openClock(' + num + ');');
bgneal@1:         clock_link.id = DateTimeShortcuts.clockLinkName + num;
bgneal@1:         quickElement('img', clock_link, '', 'src', DateTimeShortcuts.admin_media_prefix + 'img/admin/icon_clock.gif', 'alt', gettext('Clock'));
bgneal@1:         shortcuts_span.appendChild(document.createTextNode('\240'));
bgneal@1:         shortcuts_span.appendChild(now_link);
bgneal@1:         shortcuts_span.appendChild(document.createTextNode('\240|\240'));
bgneal@1:         shortcuts_span.appendChild(clock_link);
bgneal@1: 
bgneal@1:         // Create clock link div
bgneal@1:         //
bgneal@1:         // Markup looks like:
bgneal@1:         // <div id="clockbox1" class="clockbox module">
bgneal@1:         //     <h2>Choose a time</h2>
bgneal@1:         //     <ul class="timelist">
bgneal@1:         //         <li><a href="#">Now</a></li>
bgneal@1:         //         <li><a href="#">Midnight</a></li>
bgneal@1:         //         <li><a href="#">6 a.m.</a></li>
bgneal@1:         //         <li><a href="#">Noon</a></li>
bgneal@1:         //     </ul>
bgneal@1:         //     <p class="calendar-cancel"><a href="#">Cancel</a></p>
bgneal@1:         // </div>
bgneal@1: 
bgneal@1:         var clock_box = document.createElement('div');
bgneal@1:         clock_box.style.display = 'none';
bgneal@1:         clock_box.style.position = 'absolute';
bgneal@1:         clock_box.className = 'clockbox module';
bgneal@1:         clock_box.setAttribute('id', DateTimeShortcuts.clockDivName + num);
bgneal@1:         document.body.appendChild(clock_box);
bgneal@1:         addEvent(clock_box, 'click', DateTimeShortcuts.cancelEventPropagation);
bgneal@1: 
bgneal@1:         quickElement('h2', clock_box, gettext('Choose a time'));
bgneal@1:         time_list = quickElement('ul', clock_box, '');
bgneal@1:         time_list.className = 'timelist';
bgneal@1:         quickElement("a", quickElement("li", time_list, ""), gettext("Now"), "href", "javascript:DateTimeShortcuts.handleClockQuicklink(" + num + ", new Date().getHourMinuteSecond());")
bgneal@1:         quickElement("a", quickElement("li", time_list, ""), gettext("Midnight"), "href", "javascript:DateTimeShortcuts.handleClockQuicklink(" + num + ", '00:00:00');")
bgneal@1:         quickElement("a", quickElement("li", time_list, ""), gettext("6 a.m."), "href", "javascript:DateTimeShortcuts.handleClockQuicklink(" + num + ", '06:00:00');")
bgneal@1:         quickElement("a", quickElement("li", time_list, ""), gettext("Noon"), "href", "javascript:DateTimeShortcuts.handleClockQuicklink(" + num + ", '12:00:00');")
bgneal@1: 
bgneal@1:         cancel_p = quickElement('p', clock_box, '');
bgneal@1:         cancel_p.className = 'calendar-cancel';
bgneal@1:         quickElement('a', cancel_p, gettext('Cancel'), 'href', 'javascript:DateTimeShortcuts.dismissClock(' + num + ');');
bgneal@1:     },
bgneal@1:     openClock: function(num) {
bgneal@1:         var clock_box = document.getElementById(DateTimeShortcuts.clockDivName+num)
bgneal@1:         var clock_link = document.getElementById(DateTimeShortcuts.clockLinkName+num)
bgneal@1:     
bgneal@1:         // Recalculate the clockbox position
bgneal@1:         // is it left-to-right or right-to-left layout ?
bgneal@1:         if (getStyle(document.body,'direction')!='rtl') {
bgneal@1:             clock_box.style.left = findPosX(clock_link) + 17 + 'px';
bgneal@1:         }
bgneal@1:         else {
bgneal@1:             // since style's width is in em, it'd be tough to calculate
bgneal@1:             // px value of it. let's use an estimated px for now
bgneal@1:             // TODO: IE returns wrong value for findPosX when in rtl mode
bgneal@1:             //       (it returns as it was left aligned), needs to be fixed.
bgneal@1:             clock_box.style.left = findPosX(clock_link) - 110 + 'px';
bgneal@1:         }
bgneal@1:         clock_box.style.top = findPosY(clock_link) - 30 + 'px';
bgneal@1:     
bgneal@1:         // Show the clock box
bgneal@1:         clock_box.style.display = 'block';
bgneal@1:         addEvent(window.document, 'click', function() { DateTimeShortcuts.dismissClock(num); return true; });
bgneal@1:     },
bgneal@1:     dismissClock: function(num) {
bgneal@1:        document.getElementById(DateTimeShortcuts.clockDivName + num).style.display = 'none';
bgneal@1:        window.document.onclick = null;
bgneal@1:     },
bgneal@1:     handleClockQuicklink: function(num, val) {
bgneal@1:        DateTimeShortcuts.clockInputs[num].value = val;
bgneal@1:        DateTimeShortcuts.dismissClock(num);
bgneal@1:     },
bgneal@1:     // Add calendar widget to a given field.
bgneal@1:     addCalendar: function(inp) {
bgneal@1:         var num = DateTimeShortcuts.calendars.length;
bgneal@1: 
bgneal@1:         DateTimeShortcuts.calendarInputs[num] = inp;
bgneal@1: 
bgneal@1:         // Shortcut links (calendar icon and "Today" link)
bgneal@1:         var shortcuts_span = document.createElement('span');
bgneal@1:         inp.parentNode.insertBefore(shortcuts_span, inp.nextSibling);
bgneal@1:         var today_link = document.createElement('a');
bgneal@1:         today_link.setAttribute('href', 'javascript:DateTimeShortcuts.handleCalendarQuickLink(' + num + ', 0);');
bgneal@1:         today_link.appendChild(document.createTextNode(gettext('Today')));
bgneal@1:         var cal_link = document.createElement('a');
bgneal@1:         cal_link.setAttribute('href', 'javascript:DateTimeShortcuts.openCalendar(' + num + ');');
bgneal@1:         cal_link.id = DateTimeShortcuts.calendarLinkName + num;
bgneal@1:         quickElement('img', cal_link, '', 'src', DateTimeShortcuts.admin_media_prefix + 'img/admin/icon_calendar.gif', 'alt', gettext('Calendar'));
bgneal@1:         shortcuts_span.appendChild(document.createTextNode('\240'));
bgneal@1:         shortcuts_span.appendChild(today_link);
bgneal@1:         shortcuts_span.appendChild(document.createTextNode('\240|\240'));
bgneal@1:         shortcuts_span.appendChild(cal_link);
bgneal@1: 
bgneal@1:         // Create calendarbox div.
bgneal@1:         //
bgneal@1:         // Markup looks like:
bgneal@1:         //
bgneal@1:         // <div id="calendarbox3" class="calendarbox module">
bgneal@1:         //     <h2>
bgneal@1:         //           <a href="#" class="link-previous">&lsaquo;</a>
bgneal@1:         //           <a href="#" class="link-next">&rsaquo;</a> February 2003
bgneal@1:         //     </h2>
bgneal@1:         //     <div class="calendar" id="calendarin3">
bgneal@1:         //         <!-- (cal) -->
bgneal@1:         //     </div>
bgneal@1:         //     <div class="calendar-shortcuts">
bgneal@1:         //          <a href="#">Yesterday</a> | <a href="#">Today</a> | <a href="#">Tomorrow</a>
bgneal@1:         //     </div>
bgneal@1:         //     <p class="calendar-cancel"><a href="#">Cancel</a></p>
bgneal@1:         // </div>
bgneal@1:         var cal_box = document.createElement('div');
bgneal@1:         cal_box.style.display = 'none';
bgneal@1:         cal_box.style.position = 'absolute';
bgneal@1:         cal_box.className = 'calendarbox module';
bgneal@1:         cal_box.setAttribute('id', DateTimeShortcuts.calendarDivName1 + num);
bgneal@1:         document.body.appendChild(cal_box);
bgneal@1:         addEvent(cal_box, 'click', DateTimeShortcuts.cancelEventPropagation);
bgneal@1: 
bgneal@1:         // next-prev links
bgneal@1:         var cal_nav = quickElement('div', cal_box, '');
bgneal@1:         var cal_nav_prev = quickElement('a', cal_nav, '<', 'href', 'javascript:DateTimeShortcuts.drawPrev('+num+');');
bgneal@1:         cal_nav_prev.className = 'calendarnav-previous';
bgneal@1:         var cal_nav_next = quickElement('a', cal_nav, '>', 'href', 'javascript:DateTimeShortcuts.drawNext('+num+');');
bgneal@1:         cal_nav_next.className = 'calendarnav-next';
bgneal@1: 
bgneal@1:         // main box
bgneal@1:         var cal_main = quickElement('div', cal_box, '', 'id', DateTimeShortcuts.calendarDivName2 + num);
bgneal@1:         cal_main.className = 'calendar';
bgneal@1:         DateTimeShortcuts.calendars[num] = new Calendar(DateTimeShortcuts.calendarDivName2 + num, DateTimeShortcuts.handleCalendarCallback(num));
bgneal@1:         DateTimeShortcuts.calendars[num].drawCurrent();
bgneal@1: 
bgneal@1:         // calendar shortcuts
bgneal@1:         var shortcuts = quickElement('div', cal_box, '');
bgneal@1:         shortcuts.className = 'calendar-shortcuts';
bgneal@1:         quickElement('a', shortcuts, gettext('Yesterday'), 'href', 'javascript:DateTimeShortcuts.handleCalendarQuickLink(' + num + ', -1);');
bgneal@1:         shortcuts.appendChild(document.createTextNode('\240|\240'));
bgneal@1:         quickElement('a', shortcuts, gettext('Today'), 'href', 'javascript:DateTimeShortcuts.handleCalendarQuickLink(' + num + ', 0);');
bgneal@1:         shortcuts.appendChild(document.createTextNode('\240|\240'));
bgneal@1:         quickElement('a', shortcuts, gettext('Tomorrow'), 'href', 'javascript:DateTimeShortcuts.handleCalendarQuickLink(' + num + ', +1);');
bgneal@1: 
bgneal@1:         // cancel bar
bgneal@1:         var cancel_p = quickElement('p', cal_box, '');
bgneal@1:         cancel_p.className = 'calendar-cancel';
bgneal@1:         quickElement('a', cancel_p, gettext('Cancel'), 'href', 'javascript:DateTimeShortcuts.dismissCalendar(' + num + ');');
bgneal@1:     },
bgneal@1:     openCalendar: function(num) {
bgneal@1:         var cal_box = document.getElementById(DateTimeShortcuts.calendarDivName1+num)
bgneal@1:         var cal_link = document.getElementById(DateTimeShortcuts.calendarLinkName+num)
bgneal@1: 	var inp = DateTimeShortcuts.calendarInputs[num];
bgneal@1: 
bgneal@1: 	// Determine if the current value in the input has a valid date.
bgneal@1: 	// If so, draw the calendar with that date's year and month.
bgneal@1: 	if (inp.value) {
bgneal@1: 	    var date_parts = inp.value.split('-');
bgneal@1: 	    var year = date_parts[0];
bgneal@1: 	    var month = parseFloat(date_parts[1]);
bgneal@1: 	    if (year.match(/\d\d\d\d/) && month >= 1 && month <= 12) {
bgneal@1: 		DateTimeShortcuts.calendars[num].drawDate(month, year);
bgneal@1: 	    }
bgneal@1: 	}
bgneal@1: 
bgneal@1:     
bgneal@1:         // Recalculate the clockbox position
bgneal@1:         // is it left-to-right or right-to-left layout ?
bgneal@1:         if (getStyle(document.body,'direction')!='rtl') {
bgneal@1:             cal_box.style.left = findPosX(cal_link) + 17 + 'px';
bgneal@1:         }
bgneal@1:         else {
bgneal@1:             // since style's width is in em, it'd be tough to calculate
bgneal@1:             // px value of it. let's use an estimated px for now
bgneal@1:             // TODO: IE returns wrong value for findPosX when in rtl mode
bgneal@1:             //       (it returns as it was left aligned), needs to be fixed.
bgneal@1:             cal_box.style.left = findPosX(cal_link) - 180 + 'px';
bgneal@1:         }
bgneal@1:         cal_box.style.top = findPosY(cal_link) - 75 + 'px';
bgneal@1:     
bgneal@1:         cal_box.style.display = 'block';
bgneal@1:         addEvent(window.document, 'click', function() { DateTimeShortcuts.dismissCalendar(num); return true; });
bgneal@1:     },
bgneal@1:     dismissCalendar: function(num) {
bgneal@1:         document.getElementById(DateTimeShortcuts.calendarDivName1+num).style.display = 'none';
bgneal@1:         window.document.onclick = null;
bgneal@1:     },
bgneal@1:     drawPrev: function(num) {
bgneal@1:         DateTimeShortcuts.calendars[num].drawPreviousMonth();
bgneal@1:     },
bgneal@1:     drawNext: function(num) {
bgneal@1:         DateTimeShortcuts.calendars[num].drawNextMonth();
bgneal@1:     },
bgneal@1:     handleCalendarCallback: function(num) {
bgneal@1:         return "function(y, m, d) { DateTimeShortcuts.calendarInputs["+num+"].value = y+'-'+(m<10?'0':'')+m+'-'+(d<10?'0':'')+d; document.getElementById(DateTimeShortcuts.calendarDivName1+"+num+").style.display='none';}";
bgneal@1:     },
bgneal@1:     handleCalendarQuickLink: function(num, offset) {
bgneal@1:        var d = new Date();
bgneal@1:        d.setDate(d.getDate() + offset)
bgneal@1:        DateTimeShortcuts.calendarInputs[num].value = d.getISODate();
bgneal@1:        DateTimeShortcuts.dismissCalendar(num);
bgneal@1:     },
bgneal@1:     cancelEventPropagation: function(e) {
bgneal@1:         if (!e) e = window.event;
bgneal@1:         e.cancelBubble = true;
bgneal@1:         if (e.stopPropagation) e.stopPropagation();
bgneal@1:     }
bgneal@1: }
bgneal@1: 
bgneal@1: addEvent(window, 'load', DateTimeShortcuts.init);