/*=============================================================

	For Use With Benj's Form Class (based on Samuel Birch's script)
	www.phatfusion.net
	
	version					: 0.6.1
	requirements			: mootools v 1.11
	known issues			: Cannot check for specific text
	recent additions		: clearform() includes ability to swap text/password input types

=============================================================*/

var Validate = new Class({
	
	getOptions: function(){
		return {
			validateOnBlur: false,
			errorClass: 'red',
			errorMsgClass: 'errorMessage',
			dateFormat: 'dd/MM/yyyy',
			onFail: Class.empty,
			onSuccess: false,
			showErrorsInline: true,
			label: 'Please wait...'
		};
	},

	initialize: function(form, options){
		this.setOptions(this.getOptions(), options);
		
		this.form = $(form);
		this.elements = this.form.getElements('.required');
		this.checks = this.form.getElements('.check');
		this.checkboxes = this.form.getElements('.cbox');
		this.list = [];
		
		this.elements.each(function(el,i){
			if(this.options.validateOnBlur){
				el.addEvent('blur', this.validate.bind(this, el));
			}
		}.bind(this));
		
		//==== also checks
		this.checks.each(function(el,i){
			if(this.options.validateOnBlur){
				el.addEvent('blur', this.validate.bind(this, el));
			}
		}.bind(this));
		
		this.form.addEvent('submit', function(e){
			var event = new Event(e);
			var doSubmit = true;
			this.elements.each(function(el,i){
				if(! this.validate(el)){
					event.stop();
					doSubmit = false
					this.list.include(el);
				}else{
					this.list.remove(el);
				}
			}.bind(this));
			// also checks
			this.checks.each(function(el,i){
				if(! this.validate(el)){
					event.stop();
					doSubmit = false
					this.list.include(el);
				}else{
					this.list.remove(el);
				}
			}.bind(this));
			// also checkboxes

			this.checkboxes.each(function(el,i){
				if(! this.validate(el)){
					event.stop();
					doSubmit = false
					this.list.include(el);
				}else{
					this.list.remove(el);
				}
			}.bind(this));
			
			if(doSubmit){
				if(this.options.onSuccess){
					event.stop();
					this.options.onSuccess(this.form);
				}else{
					//this.form.getElement('input[type=submit]').setProperty('value',this.options.label);
				}
			}else{
				this.options.onFail(this.getList());
			}
			
		}.bind(this));
		
	},
	
	getList: function(){
		var list = new Element('ul');
		this.list.each(function(el,i){
			if(el.title != ''){
			var li = new Element('li').injectInside(list);
			new Element('label').setProperty('for', el.id).setText(el.title).injectInside(li);
			}
		});
		return list;
	},
	
	validate: function(el){
		var valid = true;
		this.clearMsg(el);
		
		if (el.hasClass('check') && el.value == '') {
			valid = true;
		} else {
		switch(el.type){
			case 'text':
			case 'password':
			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, 'Please enter a valid email address');
						}
					}
					
					if(el.hasClass('phone')){
						var regPhone = /\(?[0-9]{3}\)?[ -]*[0-9]{3}[ -]*[0-9]{4}/;
						if(el.value.match(regPhone)){
							valid = true;
						}else{
							valid = false;
							this.setMsg(el, 'Please enter a valid 10-digit phone number');
						}
					}
					
					if(el.hasClass('number')){
						var regNum = /[-+]?[0-9]*\.?[0-9]+/;
						if(el.value.match(regNum)){
							valid = true;
						}else{
							valid = false;
							this.setMsg(el, 'Please enter a valid number');
						}
					}
					
					if(el.hasClass('zip')){
						var regPC = /^[0-9]{5}$/
						if(el.value.match(regPC)){
							valid = true;
						}else{
							valid = false;
							this.setMsg(el, 'Please enter a valid zipcode');
						}
					}
					
					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':
				valid = false;
				var group = this.form.getElements('.'+el.alt);
				group.each(function(val,i){
					if (val.checked == true) {
						valid = true;
					}
				});
				this.clearMsg(group[group.length-1]);
				if (valid == false) {
					this.setMsg(group[group.length-1]);
				}
				
/*
				if(!el.checked){
					valid = false;
					this.setMsg(el);
				}else{
					valid = true;
				}

*/
				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(), 'Required');
				}else{
					valid = true;
					this.clearMsg(rad.getLast());
				}
				break;
				
		}
		}
		return valid;
	},
	
	setMsg: function(el, msg){
		if(msg == undefined){
			//msg = el.title;
			msg = 'Required';
		}
		if(this.options.showErrorsInline){
			if(el.error == undefined){
				el.error = new Element('span').addClass(this.options.errorMsgClass).setText(msg).injectAfter(el);
			}else{
				el.error.setText(msg);
			}
			el.addClass(this.options.errorClass);
		}
	},
	
	clearMsg: function(el){
		el.removeClass(this.options.errorClass);
		if(el.error != undefined){
			el.error.remove();
			el.error = undefined;
		}
	}
	
});

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


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

//============================
//	SITE SCRIPTS
//============================

function clearform(el,checkval,color,blur,password) {
	var val = el.value;
	if (blur == true) {
		if (val == checkval || val == '') {
			el.style.color="#"+color;
			el.value = checkval;
			if (password == true) {
				el.type = 'text';
			}
		}
	} else {
		el.style.color="#"+color;
		if (val == checkval) {
			if (password == true) {
				el.type = 'password';
			}
			el.value = '';
			el.focus(1);
		}
	}
}

function gourl(url) {
	window.location = url;
}