/////////////////////////////////////// Cookie Function /////////////
////////// Créer un Cookie ////////////
function gc_CreateCookie(nom, valeur, expires) {
	document.cookie=nom+"="+escape(valeur)+
	((expires==null) ? "" : ("; expires="+expires.toGMTString()))+";path=/";
}
function gc_CookiesArguments(offset){
	var endstr=document.cookie.indexOf (";", offset);
	if (endstr==-1) endstr=document.cookie.length;
	return unescape(document.cookie.substring(offset, endstr)); 
}
////////// Récupérer un Cookie ////////////
function gc_ReadCookie(nom) {
	var arg=nom+"=";
	var alen=arg.length;
	var clen=document.cookie.length;
	var i=0;
	while (i<clen){
		var j=i+alen;
		if (document.cookie.substring(i, j)==arg)
		return gc_CookiesArguments(j);
		i=document.cookie.indexOf(" ",i)+1;
		if (i==0) break;
		}
	return null; 
}
/////////////////////////////////////////////////////////////////////


// FIX autocompletion pour W3C //
function autoCompOff(id) {
	//document.getElementById(id).setAttribute("autocomplete","off");
}

/*window.onload = function(){
	document.getElementById("form_search").onsubmit = function(){
		autoCompOff("ville_autocomplete");
		autoCompOff("villeDepart");
		autoCompOff("villeArrivee");
		return true;
	};
};*/
 //FIX autocompletion pour W3C */


/**
 * Permet de vider un champs d'un formulaire au clic
 * Ne fonctionne que si dans l'appel on a indiqué etat à 'true'
 */
function EmptyField(field, etat) {
	if (etat == 'true') {
		$(field).value = '';
	}
}

/**
 * Permet de remplir un select avec la liste des lieux d'une ville
 */
function GetLieuPublic(depart, idLieu){

	//Lieu correspondant

	var html = $.ajax({ url: "/ajax/trajets.php?action=GetLieuPublic&geonameid=" + depart, async: false }).responseText;

	reg = new RegExp("[;]+", "g");
	tableau=html.split(reg);

	tmp = new Array();

	//Creation de l'objet des groups de lieux
	data_lieu = new Object();

	if(tableau.length > 1) {
		delete data_lieu;
		data_lieu = new Object();
					data_lieu['0'] = '--Sélectionner un lieu--';
	}

	for (var i=0; i<tableau.length; i++) {
 		reg2 = new RegExp("[|]+", "g");
		tmp=tableau[i].split(reg2);
		index = tmp[0];
		data_lieu[index] = tmp[1];
	}

	$(idLieu).children().remove();

	if(tableau.length == 1) {
		delete data_lieu;
		data_lieu = new Object();
		data_lieu['none'] = 'Aucun lieu correspondant';
	}

	$.each(data_lieu, function(val, text) {
		reg3 = new RegExp("[_]+", "g");
		tmp=val.split(reg3);

		if(tmp[0] == 'local') {
			$(idLieu).append(
        		$('<option></option>').val(tmp[1]).html(text)
    		);
		} else if(tmp[0] == 'group') {
			$(idLieu).append(
        		$('<optgroup></optgroup>').val(tmp[1]).html(text)
    		);
		} else {
			$(idLieu).append(
        		$('<option></option>').val(val).html(text)
    		);
    		$(idLieu).attr("disabled", true);
		}
	});

	if(tableau.length > 1) {
		$(idLieu).attr("disabled", false);
	}
}

/**
 * Permet de remplir un select avec la liste des lieux pro d'une ville
 */
function GetLieuPro(depart, idLieu){

	//Lieu correspondant

	var html = $.ajax({ url: "/ajax/trajets.php?action=GetLieuPro&geonameid=" + depart, async: false }).responseText;

	reg = new RegExp("[;]+", "g");
	tableau=html.split(reg);

	tmp = new Array();

	//Creation de l'objet des groups de lieux
	data_lieu = new Object();

	if(tableau.length > 1) {
		delete data_lieu;
		data_lieu = new Object();
	}

	for (var i=0; i<tableau.length; i++) {
 		reg2 = new RegExp("[|]+", "g");
		tmp=tableau[i].split(reg2);
		index = tmp[0];
		data_lieu[index] = tmp[1];
	}

	$(idLieu).children().remove();

	if(tableau.length == 1) {
		delete data_lieu;
		data_lieu = new Object();
		data_lieu['none'] = 'Aucun lieu correspondant';
	}

	$.each(data_lieu, function(val, text) {
		reg3 = new RegExp("[_]+", "g");
		tmp=val.split(reg3);

		if(tmp[0] == 'local') {
			$(idLieu).append(
        		$('<option></option>').val(tmp[1]).html(text)
    		);
		} else if(tmp[0] == 'group') {
			$(idLieu).append(
        		$('<optgroup></optgroup>').val(tmp[1]).html(text)
    		);
		} else {
			$(idLieu).append(
        		$('<option></option>').val(val).html(text)
    		);
    		$(idLieu).attr("disabled", true);
		}
	});

	if(tableau.length > 1) {
		$(idLieu).attr("disabled", false);
	}
}

/**
 * Vérifie si une date est correcte
 */
var dtCh= "/";
var minYear=1900;
var maxYear=2100;

function isInteger(s){
	var i;
    for (i = 0; i < s.length; i++){
        // Check that current character is number.
        var c = s.charAt(i);
        if (((c < "0") || (c > "9"))) return false;
    }
    // All characters are numbers.
    return true;
}

function stripCharsInBag(s, bag){
	var i;
    var returnString = "";
    // Search through string's characters one by one.
    // If character is not in bag, append to returnString.
    for (i = 0; i < s.length; i++){
        var c = s.charAt(i);
        if (bag.indexOf(c) == -1) returnString += c;
    }
    return returnString;
}

function daysInFebruary (year){
	// February has 29 days in any year evenly divisible by four,
    // EXCEPT for centurial years which are not also divisible by 400.
    return (((year % 4 == 0) && ( (!(year % 100 == 0)) || (year % 400 == 0))) ? 29 : 28 );
}
function DaysArray(n) {
	for (var i = 1; i <= n; i++) {
		this[i] = 31
		if (i==4 || i==6 || i==9 || i==11) {this[i] = 30}
		if (i==2) {this[i] = 29}
   }
   return this
}

function isDate(champ){
	dtStr = $('#'+champ).val();

	var daysInMonth = DaysArray(12)
	var pos1=dtStr.indexOf(dtCh)
	var pos2=dtStr.indexOf(dtCh,pos1+1)
	//var strMonth=dtStr.substring(0,pos1)
	//var strDay=dtStr.substring(pos1+1,pos2)
	var strDay=dtStr.substring(0,pos1)
	var strMonth=dtStr.substring(pos1+1,pos2)
	var strYear=dtStr.substring(pos2+1)
	strYr=strYear
	if (strDay.charAt(0)=="0" && strDay.length>1) strDay=strDay.substring(1)
	if (strMonth.charAt(0)=="0" && strMonth.length>1) strMonth=strMonth.substring(1)
	for (var i = 1; i <= 3; i++) {
		if (strYr.charAt(0)=="0" && strYr.length>1) strYr=strYr.substring(1)
	}
	month=parseInt(strMonth)
	day=parseInt(strDay)
	year=parseInt(strYr)
	if (pos1==-1 || pos2==-1){
		//alert("The date format should be : mm/dd/yyyy")
		return false
	}
	if (strMonth.length<1 || month<1 || month>12){
		//alert("Please enter a valid month"+month)
		return false
	}
	if (strDay.length<1 || day<1 || day>31 || (month==2 && day>daysInFebruary(year)) || day > daysInMonth[month]){
		//alert("Please enter a valid day")
		return false
	}
	if (strYear.length != 4 || year==0 || year<minYear || year>maxYear){
		//alert("Please enter a valid 4 digit year between "+minYear+" and "+maxYear)
		return false
	}
	if (dtStr.indexOf(dtCh,pos2+1)!=-1 || isInteger(stripCharsInBag(dtStr, dtCh))==false){
		//alert("Please enter a valid date")
		return false
	}
	return true
}
	
/**
* Affichage du loading
*/
function DisplayLoading(id) {
	$(id).show();
}

function HiddenLoading(id) {
	$(id).hide();
}