michael@0: /***
michael@0: 
michael@0: MochiKit.DateTime 1.4.2
michael@0: 
michael@0: See <http://mochikit.com/> for documentation, downloads, license, etc.
michael@0: 
michael@0: (c) 2005 Bob Ippolito.  All rights Reserved.
michael@0: 
michael@0: ***/
michael@0: 
michael@0: MochiKit.Base._deps('DateTime', ['Base']);
michael@0: 
michael@0: MochiKit.DateTime.NAME = "MochiKit.DateTime";
michael@0: MochiKit.DateTime.VERSION = "1.4.2";
michael@0: MochiKit.DateTime.__repr__ = function () {
michael@0:     return "[" + this.NAME + " " + this.VERSION + "]";
michael@0: };
michael@0: MochiKit.DateTime.toString = function () {
michael@0:     return this.__repr__();
michael@0: };
michael@0: 
michael@0: /** @id MochiKit.DateTime.isoDate */
michael@0: MochiKit.DateTime.isoDate = function (str) {
michael@0:     str = str + "";
michael@0:     if (typeof(str) != "string" || str.length === 0) {
michael@0:         return null;
michael@0:     }
michael@0:     var iso = str.split('-');
michael@0:     if (iso.length === 0) {
michael@0:         return null;
michael@0:     }
michael@0: 	var date = new Date(iso[0], iso[1] - 1, iso[2]);
michael@0: 	date.setFullYear(iso[0]);
michael@0: 	date.setMonth(iso[1] - 1);
michael@0: 	date.setDate(iso[2]);
michael@0:     return date;
michael@0: };
michael@0: 
michael@0: MochiKit.DateTime._isoRegexp = /(\d{4,})(?:-(\d{1,2})(?:-(\d{1,2})(?:[T ](\d{1,2}):(\d{1,2})(?::(\d{1,2})(?:\.(\d+))?)?(?:(Z)|([+-])(\d{1,2})(?::(\d{1,2}))?)?)?)?)?/;
michael@0: 
michael@0: /** @id MochiKit.DateTime.isoTimestamp */
michael@0: MochiKit.DateTime.isoTimestamp = function (str) {
michael@0:     str = str + "";
michael@0:     if (typeof(str) != "string" || str.length === 0) {
michael@0:         return null;
michael@0:     }
michael@0:     var res = str.match(MochiKit.DateTime._isoRegexp);
michael@0:     if (typeof(res) == "undefined" || res === null) {
michael@0:         return null;
michael@0:     }
michael@0:     var year, month, day, hour, min, sec, msec;
michael@0:     year = parseInt(res[1], 10);
michael@0:     if (typeof(res[2]) == "undefined" || res[2] === '') {
michael@0:         return new Date(year);
michael@0:     }
michael@0:     month = parseInt(res[2], 10) - 1;
michael@0:     day = parseInt(res[3], 10);
michael@0:     if (typeof(res[4]) == "undefined" || res[4] === '') {
michael@0:         return new Date(year, month, day);
michael@0:     }
michael@0:     hour = parseInt(res[4], 10);
michael@0:     min = parseInt(res[5], 10);
michael@0:     sec = (typeof(res[6]) != "undefined" && res[6] !== '') ? parseInt(res[6], 10) : 0;
michael@0:     if (typeof(res[7]) != "undefined" && res[7] !== '') {
michael@0:         msec = Math.round(1000.0 * parseFloat("0." + res[7]));
michael@0:     } else {
michael@0:         msec = 0;
michael@0:     }
michael@0:     if ((typeof(res[8]) == "undefined" || res[8] === '') && (typeof(res[9]) == "undefined" || res[9] === '')) {
michael@0:         return new Date(year, month, day, hour, min, sec, msec);
michael@0:     }
michael@0:     var ofs;
michael@0:     if (typeof(res[9]) != "undefined" && res[9] !== '') {
michael@0:         ofs = parseInt(res[10], 10) * 3600000;
michael@0:         if (typeof(res[11]) != "undefined" && res[11] !== '') {
michael@0:             ofs += parseInt(res[11], 10) * 60000;
michael@0:         }
michael@0:         if (res[9] == "-") {
michael@0:             ofs = -ofs;
michael@0:         }
michael@0:     } else {
michael@0:         ofs = 0;
michael@0:     }
michael@0:     return new Date(Date.UTC(year, month, day, hour, min, sec, msec) - ofs);
michael@0: };
michael@0: 
michael@0: /** @id MochiKit.DateTime.toISOTime */
michael@0: MochiKit.DateTime.toISOTime = function (date, realISO/* = false */) {
michael@0:     if (typeof(date) == "undefined" || date === null) {
michael@0:         return null;
michael@0:     }
michael@0:     var hh = date.getHours();
michael@0:     var mm = date.getMinutes();
michael@0:     var ss = date.getSeconds();
michael@0:     var lst = [
michael@0:         ((realISO && (hh < 10)) ? "0" + hh : hh),
michael@0:         ((mm < 10) ? "0" + mm : mm),
michael@0:         ((ss < 10) ? "0" + ss : ss)
michael@0:     ];
michael@0:     return lst.join(":");
michael@0: };
michael@0: 
michael@0: /** @id MochiKit.DateTime.toISOTimeStamp */
michael@0: MochiKit.DateTime.toISOTimestamp = function (date, realISO/* = false*/) {
michael@0:     if (typeof(date) == "undefined" || date === null) {
michael@0:         return null;
michael@0:     }
michael@0:     var sep = realISO ? "T" : " ";
michael@0:     var foot = realISO ? "Z" : "";
michael@0:     if (realISO) {
michael@0:         date = new Date(date.getTime() + (date.getTimezoneOffset() * 60000));
michael@0:     }
michael@0:     return MochiKit.DateTime.toISODate(date) + sep + MochiKit.DateTime.toISOTime(date, realISO) + foot;
michael@0: };
michael@0: 
michael@0: /** @id MochiKit.DateTime.toISODate */
michael@0: MochiKit.DateTime.toISODate = function (date) {
michael@0:     if (typeof(date) == "undefined" || date === null) {
michael@0:         return null;
michael@0:     }
michael@0:     var _padTwo = MochiKit.DateTime._padTwo;
michael@0: 	var _padFour = MochiKit.DateTime._padFour;
michael@0:     return [
michael@0:         _padFour(date.getFullYear()),
michael@0:         _padTwo(date.getMonth() + 1),
michael@0:         _padTwo(date.getDate())
michael@0:     ].join("-");
michael@0: };
michael@0: 
michael@0: /** @id MochiKit.DateTime.americanDate */
michael@0: MochiKit.DateTime.americanDate = function (d) {
michael@0:     d = d + "";
michael@0:     if (typeof(d) != "string" || d.length === 0) {
michael@0:         return null;
michael@0:     }
michael@0:     var a = d.split('/');
michael@0:     return new Date(a[2], a[0] - 1, a[1]);
michael@0: };
michael@0: 
michael@0: MochiKit.DateTime._padTwo = function (n) {
michael@0:     return (n > 9) ? n : "0" + n;
michael@0: };
michael@0: 
michael@0: MochiKit.DateTime._padFour = function(n) {
michael@0: 	switch(n.toString().length) {
michael@0: 		case 1: return "000" + n; break;
michael@0: 		case 2: return "00" + n; break;
michael@0: 		case 3: return "0" + n; break;
michael@0: 		case 4:
michael@0: 		default:
michael@0: 			return n;
michael@0: 	}
michael@0: };
michael@0: 
michael@0: /** @id MochiKit.DateTime.toPaddedAmericanDate */
michael@0: MochiKit.DateTime.toPaddedAmericanDate = function (d) {
michael@0:     if (typeof(d) == "undefined" || d === null) {
michael@0:         return null;
michael@0:     }
michael@0:     var _padTwo = MochiKit.DateTime._padTwo;
michael@0:     return [
michael@0:         _padTwo(d.getMonth() + 1),
michael@0:         _padTwo(d.getDate()),
michael@0:         d.getFullYear()
michael@0:     ].join('/');
michael@0: };
michael@0: 
michael@0: /** @id MochiKit.DateTime.toAmericanDate */
michael@0: MochiKit.DateTime.toAmericanDate = function (d) {
michael@0:     if (typeof(d) == "undefined" || d === null) {
michael@0:         return null;
michael@0:     }
michael@0:     return [d.getMonth() + 1, d.getDate(), d.getFullYear()].join('/');
michael@0: };
michael@0: 
michael@0: MochiKit.DateTime.EXPORT = [
michael@0:     "isoDate",
michael@0:     "isoTimestamp",
michael@0:     "toISOTime",
michael@0:     "toISOTimestamp",
michael@0:     "toISODate",
michael@0:     "americanDate",
michael@0:     "toPaddedAmericanDate",
michael@0:     "toAmericanDate"
michael@0: ];
michael@0: 
michael@0: MochiKit.DateTime.EXPORT_OK = [];
michael@0: MochiKit.DateTime.EXPORT_TAGS = {
michael@0:     ":common": MochiKit.DateTime.EXPORT,
michael@0:     ":all": MochiKit.DateTime.EXPORT
michael@0: };
michael@0: 
michael@0: MochiKit.DateTime.__new__ = function () {
michael@0:     // MochiKit.Base.nameFunctions(this);
michael@0:     var base = this.NAME + ".";
michael@0:     for (var k in this) {
michael@0:         var o = this[k];
michael@0:         if (typeof(o) == 'function' && typeof(o.NAME) == 'undefined') {
michael@0:             try {
michael@0:                 o.NAME = base + k;
michael@0:             } catch (e) {
michael@0:                 // pass
michael@0:             }
michael@0:         }
michael@0:     }
michael@0: };
michael@0: 
michael@0: MochiKit.DateTime.__new__();
michael@0: 
michael@0: if (typeof(MochiKit.Base) != "undefined") {
michael@0:     MochiKit.Base._exportSymbols(this, MochiKit.DateTime);
michael@0: } else {
michael@0:     (function (globals, module) {
michael@0:         if ((typeof(JSAN) == 'undefined' && typeof(dojo) == 'undefined')
michael@0:             || (MochiKit.__export__ === false)) {
michael@0:             var all = module.EXPORT_TAGS[":all"];
michael@0:             for (var i = 0; i < all.length; i++) {
michael@0:                 globals[all[i]] = module[all[i]];
michael@0:             }
michael@0:         }
michael@0:     })(this, MochiKit.DateTime);
michael@0: }