/* bridage */

var validationErrorMessage = new Object();
validationErrorMessage['obligatoire'] = 'Veuillez renseigner ce champ';
validationErrorMessage['numeric'] = 'Veuillez ne saisir que des nombres sans virgule (0 si besoin)';
validationErrorMessage['decimal'] = 'Veuillez saisir un nombre et/ou remplacer la virgule (,) par un point (.) et ne préciser que 2 chiffres derrière (0 si besoin)';
validationErrorMessage['decimalnotzero'] = 'Veuillez saisir un nombre et/ou remplacer la virgule (,) par un point (.) et ne préciser que 2 chiffres derrière (ne peut être nul)';
validationErrorMessage['notzero'] = 'Veuillez saisir un nombre entier qui soit non nul';


var validationFunctions = new Object();
validationFunctions["obligatoire"] = isRequired;
validationFunctions["numeric"] = isnumeric;
validationFunctions["decimal"] = isdecimal;
validationFunctions["decimalnotzero"] = isdecimalnotzero;
validationFunctions["pattern"] = isPattern;
validationFunctions["notzero"] = isnotzero;

function isRequired(formField) {
	switch (formField.type) {
		case 'text':
		case 'textarea':
		case 'select-one':
			if (formField.value)
				return true;
			return false;
		case 'radio':
			var radios = formField.form[formField.name];
			for (var i=0;i<radios.length;i++) {
				if (radios[i].checked) return true;
			}
			return false;
		case 'checkbox':
			return formField.checked;
	}	
}

function isPattern(formField,pattern) {
	var pattern = pattern || formField.getAttribute('pattern');
	var regExp = new RegExp("^"+pattern+"$","");
	var correct = regExp.test(formField.value);
	if (!correct && formField.getAttribute('patternDesc'))
		correct = formField.getAttribute('patternDesc');
	return correct;
}

function isnumeric(formField) {
	return isPattern(formField,"\\d+");
}

function isnotzero(formField) {
	if(formField.value=="0") return false;
	return isPattern(formField,"\\d+");
}

function isdecimal(formField) {
	return isPattern(formField,"\\d+[.]?\\d{0,2}");
}

function isdecimalnotzero(formField) {
	if(formField.value=="0") return false;
	return isPattern(formField,"\\d+[.]?\\d{0,2}");
}

function emptyFunction() {
	return true;
}


/*********************************/

var W3CDOM = document.createElement && document.getElementsByTagName;

function validateForms() {
	if (!W3CDOM) return;
	var forms = document.forms;
	for (var i=0;i<forms.length;i++) {
		forms[i].onsubmit = validate;
	}
}

//addEventSimple(window,'load',validateForms);

function validate(formulaire) {
	//alert('validation');
	var els = formulaire;
	var validForm = true;
	var firstError = null;
	for (var i=0;i<els.length;i++) {
		if (els[i].removeError)
			els[i].removeError();
		var req = els[i].getAttribute('validation');
		if (!req) continue;
		var reqs = req.split(' ');
		if (els[i].getAttribute('pattern'))
			reqs[reqs.length] = 'pattern';
		for (var j=0;j<reqs.length;j++) {
			if (!validationFunctions[reqs[j]])
				validationFunctions[reqs[j]] = emptyFunction;
			var OK = validationFunctions[reqs[j]](els[i]);
			if (OK != true) {
				var errorMessage = OK || validationErrorMessage[reqs[j]];
				writeError(els[i],errorMessage)
				validForm = false;
				if (!firstError)
					firstError = els[i];
				break;
			}
		}
	}
	//alert('erreur : '+validForm);
	if (!validForm)
	{
		document.getElementById('div_message_erreur').innerHTML = "<p>Certains champs obligatoires n'ont pas &eacute;t&eacute; compl&eacute;t&eacute;s ou comportent des erreurs.</p>";
		document.getElementById('div_message_erreur').style.display = 'block'; 
//		location.hash = '#div_message_erreur';
	}
	return validForm;
}

function writeError(obj,message) {
	//alert('obj');
	obj.className += ' errorMessage';
	obj.onchange = removeError;
	if (obj.errorMessage || obj.parentNode.errorMessage) return;
	var errorMessage = document.createElement('label');
	errorMessage.className = 'errorMessage';
	errorMessage.setAttribute('for',obj.id);
	errorMessage.setAttribute('htmlFor',obj.id);
	errorMessage.appendChild(document.createTextNode(message));
	obj.parentNode.appendChild(errorMessage);
	obj.errorMessage = errorMessage;
	obj.parentNode.errorMessage = errorMessage;
}

function removeAllErrors() {
	this.className = this.className.replace(/errorMessage/,'');
	this.parentNode.removeChild(this.errorMessage);
	this.errorMessage = null;
	this.parentNode.errorMessage = null;
}


function removeError() {
	this.className = this.className.replace(/errorMessage/,'');
	if (this.errorMessage) {
		this.parentNode.removeChild(this.errorMessage);
		this.errorMessage = null;
		this.parentNode.errorMessage = null;
	}
	this.onchange = null;
}