--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/media/django/js/admin/DateTimeShortcuts.js	Mon Apr 06 03:10:59 2009 +0000
@@ -0,0 +1,255 @@
+// Inserts shortcut buttons after all of the following:
+//     <input type="text" class="vDateField">
+//     <input type="text" class="vTimeField">
+
+var DateTimeShortcuts = {
+    calendars: [],
+    calendarInputs: [],
+    clockInputs: [],
+    calendarDivName1: 'calendarbox', // name of calendar <div> that gets toggled
+    calendarDivName2: 'calendarin',  // name of <div> that contains calendar
+    calendarLinkName: 'calendarlink',// name of the link that is used to toggle
+    clockDivName: 'clockbox',        // name of clock <div> that gets toggled
+    clockLinkName: 'clocklink',      // name of the link that is used to toggle
+    admin_media_prefix: '',
+    init: function() {
+        // Deduce admin_media_prefix by looking at the <script>s in the
+        // current document and finding the URL of *this* module.
+        var scripts = document.getElementsByTagName('script');
+        for (var i=0; i<scripts.length; i++) {
+            if (scripts[i].src.match(/DateTimeShortcuts/)) {
+                var idx = scripts[i].src.indexOf('js/admin/DateTimeShortcuts');
+                DateTimeShortcuts.admin_media_prefix = scripts[i].src.substring(0, idx);
+                break;
+            }
+        }
+
+        var inputs = document.getElementsByTagName('input');
+        for (i=0; i<inputs.length; i++) {
+            var inp = inputs[i];
+            if (inp.getAttribute('type') == 'text' && inp.className.match(/vTimeField/)) {
+                DateTimeShortcuts.addClock(inp);
+            }
+            else if (inp.getAttribute('type') == 'text' && inp.className.match(/vDateField/)) {
+                DateTimeShortcuts.addCalendar(inp);
+            }
+        }
+    },
+    // Add clock widget to a given field
+    addClock: function(inp) {
+        var num = DateTimeShortcuts.clockInputs.length;
+        DateTimeShortcuts.clockInputs[num] = inp;
+
+        // Shortcut links (clock icon and "Now" link)
+        var shortcuts_span = document.createElement('span');
+        inp.parentNode.insertBefore(shortcuts_span, inp.nextSibling);
+        var now_link = document.createElement('a');
+        now_link.setAttribute('href', "javascript:DateTimeShortcuts.handleClockQuicklink(" + num + ", new Date().getHourMinuteSecond());");
+        now_link.appendChild(document.createTextNode(gettext('Now')));
+        var clock_link = document.createElement('a');
+        clock_link.setAttribute('href', 'javascript:DateTimeShortcuts.openClock(' + num + ');');
+        clock_link.id = DateTimeShortcuts.clockLinkName + num;
+        quickElement('img', clock_link, '', 'src', DateTimeShortcuts.admin_media_prefix + 'img/admin/icon_clock.gif', 'alt', gettext('Clock'));
+        shortcuts_span.appendChild(document.createTextNode('\240'));
+        shortcuts_span.appendChild(now_link);
+        shortcuts_span.appendChild(document.createTextNode('\240|\240'));
+        shortcuts_span.appendChild(clock_link);
+
+        // Create clock link div
+        //
+        // Markup looks like:
+        // <div id="clockbox1" class="clockbox module">
+        //     <h2>Choose a time</h2>
+        //     <ul class="timelist">
+        //         <li><a href="#">Now</a></li>
+        //         <li><a href="#">Midnight</a></li>
+        //         <li><a href="#">6 a.m.</a></li>
+        //         <li><a href="#">Noon</a></li>
+        //     </ul>
+        //     <p class="calendar-cancel"><a href="#">Cancel</a></p>
+        // </div>
+
+        var clock_box = document.createElement('div');
+        clock_box.style.display = 'none';
+        clock_box.style.position = 'absolute';
+        clock_box.className = 'clockbox module';
+        clock_box.setAttribute('id', DateTimeShortcuts.clockDivName + num);
+        document.body.appendChild(clock_box);
+        addEvent(clock_box, 'click', DateTimeShortcuts.cancelEventPropagation);
+
+        quickElement('h2', clock_box, gettext('Choose a time'));
+        time_list = quickElement('ul', clock_box, '');
+        time_list.className = 'timelist';
+        quickElement("a", quickElement("li", time_list, ""), gettext("Now"), "href", "javascript:DateTimeShortcuts.handleClockQuicklink(" + num + ", new Date().getHourMinuteSecond());")
+        quickElement("a", quickElement("li", time_list, ""), gettext("Midnight"), "href", "javascript:DateTimeShortcuts.handleClockQuicklink(" + num + ", '00:00:00');")
+        quickElement("a", quickElement("li", time_list, ""), gettext("6 a.m."), "href", "javascript:DateTimeShortcuts.handleClockQuicklink(" + num + ", '06:00:00');")
+        quickElement("a", quickElement("li", time_list, ""), gettext("Noon"), "href", "javascript:DateTimeShortcuts.handleClockQuicklink(" + num + ", '12:00:00');")
+
+        cancel_p = quickElement('p', clock_box, '');
+        cancel_p.className = 'calendar-cancel';
+        quickElement('a', cancel_p, gettext('Cancel'), 'href', 'javascript:DateTimeShortcuts.dismissClock(' + num + ');');
+    },
+    openClock: function(num) {
+        var clock_box = document.getElementById(DateTimeShortcuts.clockDivName+num)
+        var clock_link = document.getElementById(DateTimeShortcuts.clockLinkName+num)
+    
+        // Recalculate the clockbox position
+        // is it left-to-right or right-to-left layout ?
+        if (getStyle(document.body,'direction')!='rtl') {
+            clock_box.style.left = findPosX(clock_link) + 17 + 'px';
+        }
+        else {
+            // since style's width is in em, it'd be tough to calculate
+            // px value of it. let's use an estimated px for now
+            // TODO: IE returns wrong value for findPosX when in rtl mode
+            //       (it returns as it was left aligned), needs to be fixed.
+            clock_box.style.left = findPosX(clock_link) - 110 + 'px';
+        }
+        clock_box.style.top = findPosY(clock_link) - 30 + 'px';
+    
+        // Show the clock box
+        clock_box.style.display = 'block';
+        addEvent(window.document, 'click', function() { DateTimeShortcuts.dismissClock(num); return true; });
+    },
+    dismissClock: function(num) {
+       document.getElementById(DateTimeShortcuts.clockDivName + num).style.display = 'none';
+       window.document.onclick = null;
+    },
+    handleClockQuicklink: function(num, val) {
+       DateTimeShortcuts.clockInputs[num].value = val;
+       DateTimeShortcuts.dismissClock(num);
+    },
+    // Add calendar widget to a given field.
+    addCalendar: function(inp) {
+        var num = DateTimeShortcuts.calendars.length;
+
+        DateTimeShortcuts.calendarInputs[num] = inp;
+
+        // Shortcut links (calendar icon and "Today" link)
+        var shortcuts_span = document.createElement('span');
+        inp.parentNode.insertBefore(shortcuts_span, inp.nextSibling);
+        var today_link = document.createElement('a');
+        today_link.setAttribute('href', 'javascript:DateTimeShortcuts.handleCalendarQuickLink(' + num + ', 0);');
+        today_link.appendChild(document.createTextNode(gettext('Today')));
+        var cal_link = document.createElement('a');
+        cal_link.setAttribute('href', 'javascript:DateTimeShortcuts.openCalendar(' + num + ');');
+        cal_link.id = DateTimeShortcuts.calendarLinkName + num;
+        quickElement('img', cal_link, '', 'src', DateTimeShortcuts.admin_media_prefix + 'img/admin/icon_calendar.gif', 'alt', gettext('Calendar'));
+        shortcuts_span.appendChild(document.createTextNode('\240'));
+        shortcuts_span.appendChild(today_link);
+        shortcuts_span.appendChild(document.createTextNode('\240|\240'));
+        shortcuts_span.appendChild(cal_link);
+
+        // Create calendarbox div.
+        //
+        // Markup looks like:
+        //
+        // <div id="calendarbox3" class="calendarbox module">
+        //     <h2>
+        //           <a href="#" class="link-previous">&lsaquo;</a>
+        //           <a href="#" class="link-next">&rsaquo;</a> February 2003
+        //     </h2>
+        //     <div class="calendar" id="calendarin3">
+        //         <!-- (cal) -->
+        //     </div>
+        //     <div class="calendar-shortcuts">
+        //          <a href="#">Yesterday</a> | <a href="#">Today</a> | <a href="#">Tomorrow</a>
+        //     </div>
+        //     <p class="calendar-cancel"><a href="#">Cancel</a></p>
+        // </div>
+        var cal_box = document.createElement('div');
+        cal_box.style.display = 'none';
+        cal_box.style.position = 'absolute';
+        cal_box.className = 'calendarbox module';
+        cal_box.setAttribute('id', DateTimeShortcuts.calendarDivName1 + num);
+        document.body.appendChild(cal_box);
+        addEvent(cal_box, 'click', DateTimeShortcuts.cancelEventPropagation);
+
+        // next-prev links
+        var cal_nav = quickElement('div', cal_box, '');
+        var cal_nav_prev = quickElement('a', cal_nav, '<', 'href', 'javascript:DateTimeShortcuts.drawPrev('+num+');');
+        cal_nav_prev.className = 'calendarnav-previous';
+        var cal_nav_next = quickElement('a', cal_nav, '>', 'href', 'javascript:DateTimeShortcuts.drawNext('+num+');');
+        cal_nav_next.className = 'calendarnav-next';
+
+        // main box
+        var cal_main = quickElement('div', cal_box, '', 'id', DateTimeShortcuts.calendarDivName2 + num);
+        cal_main.className = 'calendar';
+        DateTimeShortcuts.calendars[num] = new Calendar(DateTimeShortcuts.calendarDivName2 + num, DateTimeShortcuts.handleCalendarCallback(num));
+        DateTimeShortcuts.calendars[num].drawCurrent();
+
+        // calendar shortcuts
+        var shortcuts = quickElement('div', cal_box, '');
+        shortcuts.className = 'calendar-shortcuts';
+        quickElement('a', shortcuts, gettext('Yesterday'), 'href', 'javascript:DateTimeShortcuts.handleCalendarQuickLink(' + num + ', -1);');
+        shortcuts.appendChild(document.createTextNode('\240|\240'));
+        quickElement('a', shortcuts, gettext('Today'), 'href', 'javascript:DateTimeShortcuts.handleCalendarQuickLink(' + num + ', 0);');
+        shortcuts.appendChild(document.createTextNode('\240|\240'));
+        quickElement('a', shortcuts, gettext('Tomorrow'), 'href', 'javascript:DateTimeShortcuts.handleCalendarQuickLink(' + num + ', +1);');
+
+        // cancel bar
+        var cancel_p = quickElement('p', cal_box, '');
+        cancel_p.className = 'calendar-cancel';
+        quickElement('a', cancel_p, gettext('Cancel'), 'href', 'javascript:DateTimeShortcuts.dismissCalendar(' + num + ');');
+    },
+    openCalendar: function(num) {
+        var cal_box = document.getElementById(DateTimeShortcuts.calendarDivName1+num)
+        var cal_link = document.getElementById(DateTimeShortcuts.calendarLinkName+num)
+	var inp = DateTimeShortcuts.calendarInputs[num];
+
+	// Determine if the current value in the input has a valid date.
+	// If so, draw the calendar with that date's year and month.
+	if (inp.value) {
+	    var date_parts = inp.value.split('-');
+	    var year = date_parts[0];
+	    var month = parseFloat(date_parts[1]);
+	    if (year.match(/\d\d\d\d/) && month >= 1 && month <= 12) {
+		DateTimeShortcuts.calendars[num].drawDate(month, year);
+	    }
+	}
+
+    
+        // Recalculate the clockbox position
+        // is it left-to-right or right-to-left layout ?
+        if (getStyle(document.body,'direction')!='rtl') {
+            cal_box.style.left = findPosX(cal_link) + 17 + 'px';
+        }
+        else {
+            // since style's width is in em, it'd be tough to calculate
+            // px value of it. let's use an estimated px for now
+            // TODO: IE returns wrong value for findPosX when in rtl mode
+            //       (it returns as it was left aligned), needs to be fixed.
+            cal_box.style.left = findPosX(cal_link) - 180 + 'px';
+        }
+        cal_box.style.top = findPosY(cal_link) - 75 + 'px';
+    
+        cal_box.style.display = 'block';
+        addEvent(window.document, 'click', function() { DateTimeShortcuts.dismissCalendar(num); return true; });
+    },
+    dismissCalendar: function(num) {
+        document.getElementById(DateTimeShortcuts.calendarDivName1+num).style.display = 'none';
+        window.document.onclick = null;
+    },
+    drawPrev: function(num) {
+        DateTimeShortcuts.calendars[num].drawPreviousMonth();
+    },
+    drawNext: function(num) {
+        DateTimeShortcuts.calendars[num].drawNextMonth();
+    },
+    handleCalendarCallback: function(num) {
+        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';}";
+    },
+    handleCalendarQuickLink: function(num, offset) {
+       var d = new Date();
+       d.setDate(d.getDate() + offset)
+       DateTimeShortcuts.calendarInputs[num].value = d.getISODate();
+       DateTimeShortcuts.dismissCalendar(num);
+    },
+    cancelEventPropagation: function(e) {
+        if (!e) e = window.event;
+        e.cancelBubble = true;
+        if (e.stopPropagation) e.stopPropagation();
+    }
+}
+
+addEvent(window, 'load', DateTimeShortcuts.init);