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

	Script		: Validate
	Version		: 2.2
	Authors		: Samuel Birch
	Desc		: Form validation
	Licence		: Open Source MIT Licence

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

var validate = new Class({
	
	getOptions: function(){
		return {
			validateOnBlur: true,
			errorClass: 'error',
			errorMsgClass: 'errorMessage',
			dateFormat: 'dd/MM/yy',
			_onFail: $empty,
			_onSuccess: 'inviavideo()',
			showErrorsInline: true,
			label: 'Please wait...',
			form2: false,
			tipo : 'video',
			replay: false,
			css: '#505760'
		};
	},

	initialize: function(form, options){
		this.setOptions(this.getOptions(), options);
		this.form = $(form);
		this.elements = this.form.getElements('.required');			
		
		this.list = [];
		
		this.elements.each(function(el,i){
			if(this.options.validateOnBlur){
				el.addEvent('blur', this.validate.bind(this, el));
			}
		}.bind(this));
		
		if(this.options.replay == false)
		{
		
			this.form.addEvent('submit', function(e){
				var event = new Event(e);
				var doSubmit = true;
				var classe = "required"
				this.elements.each(function(el, i){
	
					if (el.hasClass(classe)) {
						if (!this.validate(el)) {
							event.stop();
							doSubmit = false;
							this.list.include(el);
							//$("errorMessage").set('text', 'Attenzione! Controlla i campi obbligatori ed il formato dei dati inseriti.');
						}
						else {
							this.list.erase(el);
						}
					}
					
				}
.bind(this));
				
				if (doSubmit) {
					if (this.options._onSuccess) {
						event.stop();
						if(this.options.tipo=='video')
						{
							inviavideo();
						}
						else
						{
							invia();
						}
					//this.options._onSuccess(this.form);
					}
					else {
						this.form.getElement('input[type=submit]').setProperty('value', this.options.label);
					}
				}
				else {
					this.options._onFail(this.getList());
				}
				
				return false;
				
			}
.bind(this));
		}
		
	},
	getList: function(){
		var list = new Element('ul');
		this.list.each(function(el,i){
			if(el.title != ''){
			var li = new Element('li').inject(list);
			new Element('label').set({
				'for': el.id,
				'text': el.title
			}).inject(li);
			}
		});
		return list;
	},
	
	validate: function(el){
		var valid = true;
		this.clearMsg(el);
		
		switch(el.type){
			case 'text':
			case 'textarea':
			case 'select-one':
				if(el.value != ''){
					if(el.hasClass('email')){
						var regEmail = /^[A-Z0-9._%-]+@[A-Z0-9.-]+\.[A-Z]{2,4}$/;
						if(el.value.toUpperCase().match(regEmail)){
							valid = true;
						}else{
							valid = false;
							this.setMsg(el);
							//this.setMsg(el, 'Please enter a valid email address');
						}
					}
					
					if(el.hasClass('number')){
						var regNum = /[-+]?[0-9]*\.?[0-9]+/;
						if(el.value.match(regNum)){
							valid = true;
						}else{
							valid = false;
							this.setMsg(el);
						}
					}
					
					if(el.hasClass('postcode')){
						var regPC = /^([Gg][Ii][Rr] 0[Aa]{2})|((([A-Za-z][0-9]{1,2})|(([A-Za-z][A-Ha-hJ-Yj-y][0-9]{1,2})|(([A-Za-z][0-9][A-Za-z])|([A-Za-z][A-Ha-hJ-Yj-y][0-9]?[A-Za-z])))) [0-9][A-Za-z]{2})$/
						if(el.value.match(regPC)){
							valid = true;
						}else{
							valid = false;
							this.setMsg(el, 'Please enter a valid postcode');
						}
					}
					
					if(el.hasClass('date')){
						var d = Date.parseExact(el.value, this.options.dateFormat);
						if(d != null){
							valid = true;
						}else{
							valid = false;
							this.setMsg(el, 'Please enter a valid date in the format: '+this.options.dateFormat.toLowerCase());
						}
					}
					
				}else{
					valid = false;
					this.setMsg(el);
				}
				break;
				
			case 'checkbox':

				if(!el.checked){
					valid = false;
					this.setMsg(el);					
					$(el.get("name")).setStyle('border-bottom-color','#BC360F');
					$(el.get("name")).setStyle('background-color","#FDFAE1');
				}else{
					valid = true;
					$(el.get("name")).setStyle('border-bottom-color', '#fff');
					$(el.get("name")).setStyle('background-color","#f0f0f0');
				}
				break;
				
			case 'radio':
				var rad = $A(this.form[el.name]);
				var ok = false;
				rad.each(function(e,i){
					if(e.checked){
						ok = true;
					}
				});
				
				if(!ok){
					valid = false;
					this.setMsg(rad.getLast(), '');
					$(el.get("name")).setStyle('border-bottom-color','#DF0013');
					$(el.get("name")).setStyle('border-bottom-width','2px');
				}else{
					valid = true;
					this.clearMsg(rad.getLast());
					$(el.get("name")).setStyle('border-color', this.options.css);
					$(el.get("name")).setStyle('border-bottom-width','2px');
				}
				break;
				
		}
		return valid;
	},
	
	setMsg: function(el, msg){
		if(msg == undefined){
			msg = el.title;
		}
		if(this.options.showErrorsInline){
			if(el.error == undefined){
				el.error = new Element('span').addClass(this.options.errorMsgClass).set('text', msg).inject(el, 'after');
			}else{
				el.error.set('text', msg);
			}
			el.setStyle("border-bottom-color","#DF0013");

			el.addClass(this.options.errorClass);
		}
	},
	
	clearMsg: function(el){
		el.setStyle("border-bottom-color",this.options.css);
		el.removeClass(this.options.errorClass);
		if(el.error != undefined){
			el.error.destroy();
			el.error = undefined;
		}
	}
	
});

validate.implement(new Options);
validate.implement(new Events);


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