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lokamaya/dateformat.js

Created December 11, 2008 14:00
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Multilingual DateFormat: Prototype Version
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dateformat.js
/**================================================
* DateFormat version 1.1 (Prototype Version)
* Created: 08 September 2008
* Modified: 01 December 2008
* Created by: Zaenal - http://www.lokamaya.net
* ================================================
* Copyright (c) 2008 Zaenal - http://www.lokamaya.net
* Some rights reserved. This work is licensed under a Creative Commons Attribution-Noncommercial 3.0 Unported License.
*
* ================================================
* Demo: http://code.lokamaya.net/dateformat/
* Blog: http://blog.lokamaya.net
* ================================================
*
* Requirement: prototype.js (version 1.6.0)
*
* PHP#strftime FORMAT CONVERSION Support:
* %a, %A, %b or %h, %B, %C, %d, %e, %H, %I, %j, %m, %M, %n, %p, %r, %S, %u, %w, %y, %Y or %G, %Z or %z
* and I add:
* %F for calculating the week of month (not supported in PHP#strftime)
**/
/* LANGUAGE HANDLER */
/* You can edit or populate as many language as needed */
var DateFormatLang = new Array();
DateFormatLang.Populate = function(lang, defaultFormat, arrayMonths, arrayMonthsAbbr, arrayDays, arrayDaysAbbr) {
DateFormatLang[lang] = DateFormatLang.Populate.arguments;
};
//Populate English language
DateFormatLang.Populate('en',
'%m/%d/%Y',
['January','February','March','April','May','June','July','August','September','October','November','December'],
['Jan','Feb','Mar','Apr','May','Jun','Jul','Aug','Sep','Oct','Nov','Dec'],
['Sunday','Monday','Tuesday','Wednesday','Thursday','Friday','Saturday'],
['Sun','Mon','Tue','Wed','Thu','Fri','Sat']);
//Populate Indonesia language
DateFormatLang.Populate('id',
'%d/%m/%Y',
['Januari','Februari','Maret','April','Mei','Juni','Juli','Agustus','September','Oktober','Nopember','Desember'],
['Jan','Feb','Mar','Apr','Mei','Jun','Jul','Agu','Sep','Okt','Nov','Des'],
['Minggu','Senin','Selasa','Rabu','Kamis','Jumat','Sabtu'],
['Ming','Sen','Sel','Rab','Kam','Jum','Sab']);
/**================================================
Do not edit anything below this line,
except you know what you are doing
***================================================*/
/* EXTEND DEFAULT DATE OBJECT */
Date.prototype.getDayOfYear = function() {
var firstyear = new Date(this.getFullYear(),0,1);
return Math.ceil((this - firstyear) / 86400000);
}
Date.prototype.getWeekOfYear = function() {
var firstyear = new Date(this.getFullYear(),0,1);
return Math.ceil((((this - firstyear) / 86400000) + firstyear.getDay())/7);
}
Date.prototype.getWeekOfMonth = function() {
return Math.ceil((this.getDate() + (6 - this.getDay())) /7);
}
/* DATEFORMAT CLASS */
var DateFormat = Class.create({
defaultLang: 'en',
defaultFormat: '%m/%d/%Y',
property: {
lang: 'en',
utc: false,
format: '%m/%d/%Y',
months: [],
monthsAbbr: [],
days: [],
daysAbbr: []
},
initialize: function(property) {
property = $H(property);
var lang = property.get('lang') || this.defaultLang;
if (typeof DateFormatLang[lang] == 'undefined') {
alert('Can not find language "'+lang+'" configuration for DateFormat.'+"\n"+'Using default language:"'+this.defaultLang+'"');
lang = this.defaultLang;
}
this.oDate = null;
this.hDate = null;
this.property.lang = lang;
this.property.utc = property.get('utc') || false;
//this.defaultFormat = DateFormatLang[lang][1];
this.property.format = property.get('format') || DateFormatLang[lang][1];
this.property.months = DateFormatLang[lang][2];
this.property.monthsAbbr = DateFormatLang[lang][3];
this.property.days = DateFormatLang[lang][4];
this.property.daysAbbr = DateFormatLang[lang][5];
},
valid: function(val, format) {
return;
},
compare: function(options1,options2) {
return;
},
toFormat: function(format) {
format = format ? format : this.property.format;
var rep = '', place = '', that=this;
var str = format;
format.scan(/%[a-zA-Z%]/, function(match){
rep = that.formatCallback(match[0]);
place = new RegExp(match[0]);
str = str.replace(place, rep);
});
return str;
},
getDate: function(options, format) {
this.setDate(options);
return this.toFormat(format);
},
setUTC: function(utc) {
return this.property.utc = ((utc===false || utc==0) ? false : true);
},
setDate: function(options, retval) {
if (!options && this.hDate) return;
var op = $H(options);
if (op.get('hour')) op.set('hours', op.get('hour'));
if (op.get('minute')) op.set('minutes', op.get('minute'));
if (op.get('second')) op.set('seconds', op.get('second'));
var oD = new Date();
var oT = false;
if (op.get('format')) {
this.property.format = op.get('format');
}
if (op.get('time') && op.get('time') > 0) {
oD.setTime(op.get('time'));
oT = true;
} else {
op.set('time', oD.getTime());
}
if (op.get('year') && op.get('year') > 0) {
oD.setFullYear(op.get('year'));
} else {
op.set('year', oD.getFullYear());
}
if (op.get('month') && op.get('month') > 0) {
oD.setMonth(this.unTZ(op.get('month')) -1);
}
op.set('month', oD.getMonth());
if (op.get('date') && op.get('date') > 0) {
oD.setDate(op.get('date'));
} else {
op.set('date', oD.getDate());
}
if (op.get('hours') && op.get('hours') > 0) {
oD.setHours(this.unTZ(op.get('hours')));
} else {
op.set('hours', oD.getHours());
}
if (op.get('minutes') && op.get('minutes') > 0) {
oD.setMinutes(this.unTZ(op.get('minutes')));
} else {
op.set('minutes', oD.getMinutes());
}
if (op.get('seconds') && op.get('seconds') > 0) {
oD.setSeconds(this.unTZ(op.get('seconds')));
} else {
op.set('seconds', oD.getSeconds());
}
if (op.get('milliseconds') && op.get('milliseconds') > 0) {
oD.setMilliseconds(this.unTZ(op.get('milliseconds')));
} else {
op.set('milliseconds', oD.getMilliseconds());
}
op.set('dayofweek', oD.getDay());
this.oDate = oD;
this.hDate = op;
if (retval=='hash') return op;
else if (retval=='object') return oD;
else return;
},
toLocaleDateString: function(options) {
this.setDate(options);
//default javascript Date.toLocaleDateString
return this.oDate.toLocaleDateString();
},
toString: function(options) {
this.setDate(options);
//default javascript Date.toString
return this.oDate.toString();
},
toJSON: function(options) {
this.setDate(options);
//required prototype 1.6.0.2 or higher
return this.oDate.toJSON();
},
toObject: function(options) {
this.setDate(options);
return this.oDate;
},
toDate: function(val,format) {
return
},
formatCallback: function(x) {
var oD = this.oDate;
var tP = this.property;
var utc = tP.utc && tP.utc===true ? true : false;
if (!oD) return x;
switch(x) {
case '%a' :
return (utc ? tP.daysAbbr[oD.getUTCDay()] : tP.daysAbbr[oD.getDay()]);
case '%A' :
return (utc ? tP.days[oD.getUTCDay()] : tP.days[oD.getDay()]);
case '%b' : case '%h' :
return (utc ? tP.monthsAbbr[oD.getUTCMonth()] : tP.monthsAbbr[oD.getMonth()]);
case '%B' :
return (utc ? tP.months[oD.getUTCMonth()] : tP.months[oD.getMonth()]);
case '%d' :
return this.TZ(utc ? oD.getUTCDate() : oD.getDate());
case '%e' :
return (utc ? oD.getUTCDate() : oD.getDate());
case '%F' :
return oD.getWeekOfMonth();
case '%H' :
return this.TZ(utc ? oD.getUTCHours() : oD.getHours());
case '%I' : case '%p' :
var h = (utc ? oD.getUTCHours() : oD.getHours());
if (x=='%p') return (h >= 12 ? 'PM' : 'AM');
var hMod = this.TZ(h % 12);
if (hMod == '00') hMod = 12;
return hMod;
case '%j' :
return oD.getDayOfYear();
case '%m' :
return this.TZ(utc ? oD.getUTCMonth() + 1 : oD.getMonth() + 1);
case '%M' :
return this.TZ(utc ? oD.getUTCMinutes() : oD.getMinutes());
case '%n' :
return '<br />';
case '%S' :
return this.TZ(utc ? oD.getUTCSeconds() : oD.getSeconds());
case '%u' : case '%w' :
var d = (utc ? oD.getUTCDay() : oD.getDay());
if (x=='%u' && d==0) d=7;
return d;
case '%U' : case '%W' :
return oD.getWeekOfYear();
case '%y' : case '%Y' : case '%G' : case '%C' : case '%g' :
var y = (utc ? oD.getUTCFullYear() : oD.getFullYear()) + "";
if (x==='%y' || x==='%g') return y.substr(2,2);
if (x=='%C') return this.TZ(Math.ceil(y/100) + "");
return y;
case '%Z' :
var s = (oD.toString()).split(':');
var s = (oD.toString().split(':'));
if (s[2]) {
s = s[2].split(' ');
s = s[1] ? s[1] : false;
} else {
s = false;
}
return (s ? s : 'TZ:' + oD.getTimezoneOffset());
case '%z' :
return oD.getTimezoneOffset();
case '%%' :
return '&#37;';
default :
return x;
}
},
populate: function(property) {
return DateFormatLang.Populate(property.get('lang'),
(property.get('format') || DateFormatLang[this.defaultLang][1]),
(property.get('months') || DateFormatLang[this.defaultLang][2]),
(property.get('monthsAbbr') || DateFormatLang[this.defaultLang][3]),
(property.get('days') || DateFormatLang[this.defaultLang][4]),
(property.get('daysAbbr') || DateFormatLang[this.defaultLang][5]));
},
TZ: function(x) {
return(x<0||x>9?"":"0")+x;
},
unTZ: function(x) {
return parseInt(x);
}
});
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