/*
 * modificado: cambia segun oApp.Idioma las variables para el calendario
 
 * Date prototype extensions. Doesn't depend on any
 * Copyright (c) 2006 Jörn Zaefferer and Brandon Aaron (brandon.aaron@gmail.com || http://brandonaaron.net)
 * Additional methods and properties added by Kelvin Luck: firstDayOfWeek, dateFormat, zeroTime, asString, fromString -
 * Dual licensed under the MIT and GPL licenses:
 *   http://www.opensource.org/licenses/mit-license.php
 *   http://www.gnu.org/licenses/gpl.html
 */
$j.dpText = {
	TEXT_PREV_YEAR		:	'Previous year',
	TEXT_PREV_MONTH		:	'Previous month',
	TEXT_NEXT_YEAR		:	'Next year',
	TEXT_NEXT_MONTH		:	'Next month',
	TEXT_CLOSE			:	'Close',
	TEXT_CHOOSE_DATE	:	'Choose date'
}
Date.dayNames = ['Sunday', 'Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday'];
Date.abbrDayNames = ['Sun', 'Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat'];
Date.monthNames = ['January', 'February', 'March', 'April', 'May', 'June', 'July', 'August', 'September', 'October', 'November', 'December'];
Date.abbrMonthNames = ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec'];
Date.firstDayOfWeek = 1;
Date.format = 'dd/mm/yyyy';
Date.fullYearStart = '20';

if (oApp.Idioma=="DE"){
	$j.dpText = {
		TEXT_PREV_YEAR		:	'DE Previous year',
		TEXT_PREV_MONTH		:	'DE Previous month',
		TEXT_NEXT_YEAR		:	'DE Next year',
		TEXT_NEXT_MONTH		:	'DE Next month',
		TEXT_CLOSE			:	'DE Close',
		TEXT_CHOOSE_DATE	:	'DE Choose date'
	}

	Date.dayNames = ['Sonntag', 'Montag', 'Dienstag', 'Mittwoch', 'Donnerstag', 'Freitag', 'Samstag'];
	Date.abbrDayNames = ['So', 'Mo', 'Di', 'Mi', 'Do', 'Fr', 'Sa'];
	Date.monthNames = ['Januar', 'Februar', 'März', 'April', 'Mai', 'Juni', 'Juli', 'August', 'September', 'Oktober', 'November', 'Dezember'];
	Date.abbrMonthNames = ['Jan', 'Feb', 'Mrz', 'Apr', 'Mai', 'Jun', 'Jul', 'Aug', 'Sep', 'Okt', 'Nov', 'Dez'];
}

if (oApp.Idioma=="FR"){
	$j.dpText = {
		TEXT_PREV_YEAR		:	'FR Previous year',
		TEXT_PREV_MONTH		:	'FR Previous month',
		TEXT_NEXT_YEAR		:	'FR Next year',
		TEXT_NEXT_MONTH		:	'FR Next month',
		TEXT_CLOSE			:	'FR Close',
		TEXT_CHOOSE_DATE	:	'FR Choose date'
	}
	Date.dayNames = ['dimanche', 'lundi', 'mardi', 'mercredi', 'jeudi', 'vendredi', 'samedi'];
	Date.abbrDayNames = ['dim.', 'lun.', 'mar.', 'mer.', 'jeu.', 'ven.', 'sam.'];
	Date.monthNames = ['janvier', 'février', 'mars', 'avril', 'mai', 'juin', 'juillet', 'août', 'septembre', 'octobre', 'novembre', 'décembre'];
	Date.abbrMonthNames = ['janv.', 'févr.', 'mars', 'avr.', 'mai', 'juin', 'juil.', 'août', 'sept.', 'oct.', 'nov.', 'déc.'];
}

if (oApp.Idioma=="NL"){
	$j.dpText = {
		TEXT_PREV_YEAR		:	'NL Previous year',
		TEXT_PREV_MONTH		:	'NL Previous month',
		TEXT_NEXT_YEAR		:	'NL Next year',
		TEXT_NEXT_MONTH		:	'NL Next month',
		TEXT_CLOSE			:	'NL Close',
		TEXT_CHOOSE_DATE	:	'NL Choose date'
	}

	// date localization for locale 'it'
	// generated by Jörn Zaefferer using Java's java.util.SimpleDateFormat
	Date.dayNames = ['domenica', 'lunedì', 'martedì', 'mercoledì', 'giovedì', 'venerdì', 'sabato'];
	Date.abbrDayNames = ['dom', 'lun', 'mar', 'mer', 'gio', 'ven', 'sab'];
	Date.monthNames = ['gennaio', 'febbraio', 'marzo', 'aprile', 'maggio', 'giugno', 'luglio', 'agosto', 'settembre', 'ottobre', 'novembre', 'dicembre'];
	Date.abbrMonthNames = ['gen', 'feb', 'mar', 'apr', 'mag', 'giu', 'lug', 'ago', 'set', 'ott', 'nov', 'dic'];
}



if (oApp.Idioma=="ES"){
	$j.dpText = {
		TEXT_PREV_YEAR		:	'Año Anterior',
		TEXT_PREV_MONTH		:	'Mes Anterior',
		TEXT_NEXT_YEAR		:	'Año siguiente',
		TEXT_NEXT_MONTH		:	'Mes siguiente',
		TEXT_CLOSE			:	'Cerrar',
		TEXT_CHOOSE_DATE	:	'Escoger Fecha'
	}
	
	Date.dayNames = ['domingo', 'lunes', 'martes', 'miércoles', 'jueves', 'viernes', 'sábado'];
	Date.abbrDayNames = ['dom', 'lun', 'mar', 'mié', 'jue', 'vie', 'sáb'];
	Date.monthNames = ['enero', 'febrero', 'marzo', 'abril', 'mayo', 'junio', 'julio', 'agosto', 'septiembre', 'octubre', 'noviembre', 'diciembre'];
	Date.abbrMonthNames = ['ene', 'feb', 'mar', 'abr', 'may', 'jun', 'jul', 'ago', 'sep', 'oct', 'nov', 'dic'];
	Date.format = 'dd/mm/yyyy';
}
(function() {

	function add(name, method) {
		if( !Date.prototype[name] ) {
			Date.prototype[name] = method;
		}
	};
	
	add("isLeapYear", function() {
		var y = this.getFullYear();
		return (y%4==0 && y%100!=0) || y%400==0;
	});
	
	add("isWeekend", function() {
		return this.getDay()==0 || this.getDay()==6;
	});
	
	add("isWeekDay", function() {
		return !this.isWeekend();
	});
	
	add("getDaysInMonth", function() {
		return [31,(this.isLeapYear() ? 29:28),31,30,31,30,31,31,30,31,30,31][this.getMonth()];
	});
	
	add("getDayName", function(abbreviated) {
		return abbreviated ? Date.abbrDayNames[this.getDay()] : Date.dayNames[this.getDay()];
	});

	add("getMonthName", function(abbreviated) {
		return abbreviated ? Date.abbrMonthNames[this.getMonth()] : Date.monthNames[this.getMonth()];
	});

	add("getDayOfYear", function() {
		var tmpdtm = new Date("1/1/" + this.getFullYear());
		return Math.floor((this.getTime() - tmpdtm.getTime()) / 86400000);
	});
	
	add("getWeekOfYear", function() {
		return Math.ceil(this.getDayOfYear() / 7);
	});

	add("setDayOfYear", function(day) {
		this.setMonth(0);
		this.setDate(day);
		return this;
	});
	
	add("addYears", function(num) {
		this.setFullYear(this.getFullYear() + num);
		return this;
	});
	
	add("addMonths", function(num) {
		var tmpdtm = this.getDate();
		
		this.setMonth(this.getMonth() + num);
		
		if (tmpdtm > this.getDate())
			this.addDays(-this.getDate());
		
		return this;
	});
	
	add("addDays", function(num) {
		this.setDate(this.getDate() + num);
		return this;
	});
	
	add("addHours", function(num) {
		this.setHours(this.getHours() + num);
		return this;
	});

	add("addMinutes", function(num) {
		this.setMinutes(this.getMinutes() + num);
		return this;
	});
	
	add("addSeconds", function(num) {
		this.setSeconds(this.getSeconds() + num);
		return this;
	});
	
	add("zeroTime", function() {
		this.setMilliseconds(0);
		this.setSeconds(0);
		this.setMinutes(0);
		this.setHours(0);
		return this;
	});
	
	 /**
	 * Returns a string representation of the date object according to Date.format.
	 */
	add("asString", function() {
		var r = Date.format;
		return r
			.split('yyyy').join(this.getFullYear())
			.split('yy').join((this.getFullYear() + '').substring(2))
			.split('mmm').join(this.getMonthName(true))
			.split('mm').join(_zeroPad(this.getMonth()+1))
			.split('dd').join(_zeroPad(this.getDate()));
	});
	
	/**
	 * Returns a new date object created from the passed String according to Date.format or false if the attempt to do this results in an invalid date object
	 */
	Date.fromString = function(s)
	{
		var f = Date.format;
		var d = new Date('01/01/1977');
		var iY = f.indexOf('yyyy');
		if (iY > -1) {
			d.setFullYear(Number(s.substr(iY, 4)));
		} else {
			// TODO - this doesn't work very well - are there any rules for what is meant by a two digit year?
			d.setFullYear(Number(Date.fullYearStart + s.substr(f.indexOf('yy'), 2)));
		}
		var iM = f.indexOf('mmm');
		if (iM > -1) {
			var mStr = s.substr(iM, 3);
			for (var i=0; i<Date.abbrMonthNames.length; i++) {
				if (Date.abbrMonthNames[i] == mStr) break;
			}
			d.setMonth(i);
		} else {
			d.setMonth(Number(s.substr(f.indexOf('mm'), 2)) - 1);
		}
		d.setDate(Number(s.substr(f.indexOf('dd'), 2)));
		if (isNaN(d.getTime())) {
			return false;
		}
		return d;
	};
	
	// utility method
	var _zeroPad = function(num) {
		var s = '0'+num;
		return s.substring(s.length-2)
		//return ('0'+num).substring(-2); // doesn't work on IE :(
	};
	
})();