/***

MochiKit.DateTime 1.3.1

See <http://mochikit.com/> for documentation, downloads, license, etc.

(c) 2005 Bob Ippolito.  All rights Reserved.

***/

if (typeof(dojo) != 'undefined') {
   dojo.provide('MochiKit.DateTime');
}

if (typeof(MochiKit) == 'undefined') {
   MochiKit = {};
}

if (typeof(MochiKit.DateTime) == 'undefined') {
   MochiKit.DateTime = {};
}

MochiKit.DateTime.NAME = "MochiKit.DateTime";
MochiKit.DateTime.VERSION = "1.3.1";
MochiKit.DateTime.__repr__ = function () {
   return "[" + this.NAME + " " + this.VERSION + "]";
};
MochiKit.DateTime.toString = function () {
   return this.__repr__();
};

MochiKit.DateTime.isoDate = function (str) {
   str = str + "";
   if (typeof(str) != "string" || str.length === 0) {
       return null;
   }
   var iso = str.split('-');
   if (iso.length === 0) {
       return null;
   }
   return new Date(iso[0], iso[1] - 1, iso[2]);
};

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}))?)?)?)?)?/;

MochiKit.DateTime.isoTimestamp = function (str) {
   str = str + "";
   if (typeof(str) != "string" || str.length === 0) {
       return null;
   }
   var res = str.match(MochiKit.DateTime._isoRegexp);
   if (typeof(res) == "undefined" || res === null) {
       return null;
   }
   var year, month, day, hour, min, sec, msec;
   year = parseInt(res[1], 10);
   if (typeof(res[2]) == "undefined" || res[2] === '') {
       return new Date(year);
   }
   month = parseInt(res[2], 10) - 1;
   day = parseInt(res[3], 10);
   if (typeof(res[4]) == "undefined" || res[4] === '') {
       return new Date(year, month, day);
   }
   hour = parseInt(res[4], 10);
   min = parseInt(res[5], 10);
   sec = (typeof(res[6]) != "undefined" && res[6] !== '') ? parseInt(res[6], 10) : 0;
   if (typeof(res[7]) != "undefined" && res[7] !== '') {
       msec = Math.round(1000.0 * parseFloat("0." + res[7]));
   } else {
       msec = 0;
   }
   if ((typeof(res[8]) == "undefined" || res[8] === '') && (typeof(res[9]) == "undefined" || res[9] === '')) {
       return new Date(year, month, day, hour, min, sec, msec);
   }
   var ofs;
   if (typeof(res[9]) != "undefined" && res[9] !== '') {
       ofs = parseInt(res[10], 10) * 3600000;
       if (typeof(res[11]) != "undefined" && res[11] !== '') {
           ofs += parseInt(res[11], 10) * 60000;
       }
       if (res[9] == "-") {
           ofs = -ofs;
       }
   } else {
       ofs = 0;
   }
   return new Date(Date.UTC(year, month, day, hour, min, sec, msec) - ofs);
};

MochiKit.DateTime.toISOTime = function (date, realISO/* = false */) {
   if (typeof(date) == "undefined" || date === null) {
       return null;
   }
   var hh = date.getHours();
   var mm = date.getMinutes();
   var ss = date.getSeconds();
   var lst = [
       ((realISO && (hh < 10)) ? "0" + hh : hh),
       ((mm < 10) ? "0" + mm : mm),
       ((ss < 10) ? "0" + ss : ss)
   ];
   return lst.join(":");
};

MochiKit.DateTime.toISOTimestamp = function (date, realISO/* = false*/) {
   if (typeof(date) == "undefined" || date === null) {
       return null;
   }
   var sep = realISO ? "T" : " ";
   var foot = realISO ? "Z" : "";
   if (realISO) {
       date = new Date(date.getTime() + (date.getTimezoneOffset() * 60000));
   }
   return MochiKit.DateTime.toISODate(date) + sep + MochiKit.DateTime.toISOTime(date, realISO) + foot;
};

MochiKit.DateTime.toISODate = function (date) {
   if (typeof(date) == "undefined" || date === null) {
       return null;
   }
   var _padTwo = MochiKit.DateTime._padTwo;
   return [
       date.getFullYear(),
       _padTwo(date.getMonth() + 1),
       _padTwo(date.getDate())
   ].join("-");
};

MochiKit.DateTime.americanDate = function (d) {
   d = d + "";
   if (typeof(d) != "string" || d.length === 0) {
       return null;
   }
   var a = d.split('/');
   return new Date(a[2], a[0] - 1, a[1]);
};

MochiKit.DateTime._padTwo = function (n) {
   return (n > 9) ? n : "0" + n;
};

MochiKit.DateTime.toPaddedAmericanDate = function (d) {
   if (typeof(d) == "undefined" || d === null) {
       return null;
   }
   var _padTwo = MochiKit.DateTime._padTwo;
   return [
       _padTwo(d.getMonth() + 1),
       _padTwo(d.getDate()),
       d.getFullYear()
   ].join('/');
};

MochiKit.DateTime.toAmericanDate = function (d) {
   if (typeof(d) == "undefined" || d === null) {
       return null;
   }
   return [d.getMonth() + 1, d.getDate(), d.getFullYear()].join('/');
};

MochiKit.DateTime.EXPORT = [
   "isoDate",
   "isoTimestamp",
   "toISOTime",
   "toISOTimestamp",
   "toISODate",
   "americanDate",
   "toPaddedAmericanDate",
   "toAmericanDate"
];

MochiKit.DateTime.EXPORT_OK = [];
MochiKit.DateTime.EXPORT_TAGS = {
   ":common": MochiKit.DateTime.EXPORT,
   ":all": MochiKit.DateTime.EXPORT
};

MochiKit.DateTime.__new__ = function () {
   // MochiKit.Base.nameFunctions(this);
   var base = this.NAME + ".";
   for (var k in this) {
       var o = this[k];
       if (typeof(o) == 'function' && typeof(o.NAME) == 'undefined') {
           try {
               o.NAME = base + k;
           } catch (e) {
               // pass
           }
       }
   }
};

MochiKit.DateTime.__new__();

if (typeof(MochiKit.Base) != "undefined") {
   MochiKit.Base._exportSymbols(this, MochiKit.DateTime);
} else {
   (function (globals, module) {
       if ((typeof(JSAN) == 'undefined' && typeof(dojo) == 'undefined')
           || (typeof(MochiKit.__compat__) == 'boolean' && MochiKit.__compat__)) {
           var all = module.EXPORT_TAGS[":all"];
           for (var i = 0; i < all.length; i++) {
               globals[all[i]] = module[all[i]];
           }
       }
   })(this, MochiKit.DateTime);
}