Adding some JS scripts needed for future site improvements.

git-svn-id: file:///home/ksmith/gitmigration/svn/xmpp/trunk@3789 4b5297f7-1745-476d-ba37-a9c6900126ab

js/dateiso8601.js

@@ -0,0 +1,47 @@
+ate.prototype.toISO8601String = function (format, offset) {
+    /* accepted values for the format [1-6]:
+     1 Year:
+       YYYY (eg 1997)
+     2 Year and month:
+       YYYY-MM (eg 1997-07)
+     3 Complete date:
+       YYYY-MM-DD (eg 1997-07-16)
+     4 Complete date plus hours and minutes:
+       YYYY-MM-DDThh:mmTZD (eg 1997-07-16T19:20+01:00)
+     5 Complete date plus hours, minutes and seconds:
+       YYYY-MM-DDThh:mm:ssTZD (eg 1997-07-16T19:20:30+01:00)
+     6 Complete date plus hours, minutes, seconds and a decimal
+       fraction of a second
+       YYYY-MM-DDThh:mm:ss.sTZD (eg 1997-07-16T19:20:30.45+01:00)
+    */
+    if (!format) { var format = 6; }
+    if (!offset) {
+        var offset = 'Z';
+        var date = this;
+    } else {
+        var d = offset.match(/([-+])([0-9]{2}):([0-9]{2})/);
+        var offsetnum = (Number(d[2]) * 60) + Number(d[3]);
+        offsetnum *= ((d[1] == '-') ? -1 : 1);
+        var date = new Date(Number(Number(this) + (offsetnum * 60000)));
+    }
+
+    var zeropad = function (num) { return ((num < 10) ? '0' : '') + num; }
+
+    var str = "";
+    str += date.getUTCFullYear();
+    if (format > 1) { str += "-" + zeropad(date.getUTCMonth() + 1); }
+    if (format > 2) { str += "-" + zeropad(date.getUTCDate()); }
+    if (format > 3) {
+        str += "T" + zeropad(date.getUTCHours()) +
+               ":" + zeropad(date.getUTCMinutes());
+    }
+    if (format > 5) {
+        var secs = Number(date.getUTCSeconds() + "." +
+                   ((date.getUTCMilliseconds() < 100) ? '0' : '') +
+                   zeropad(date.getUTCMilliseconds()));
+        str += ":" + zeropad(secs);
+    } else if (format > 4) { str += ":" + zeropad(date.getUTCSeconds()); }
+
+    if (format > 3) { str += offset; }
+    return str;
+}