var Validator = Class.create();

Validator.prototype = {

	initialize : function(className, error, test, options) {

		if(typeof test == 'function'){

			this.options = $H(options);

			this._test = test;

		} else {

			this.options = $H(test);

			this._test = function(){return true};

		}

		this.error = error || 'Validation failed.';

		this.className = className;

	},

	test : function(v, elm) {

		return (this._test(v,elm) && this.options.all(function(p){

			return Validator.methods[p.key] ? Validator.methods[p.key](v,elm,p.value) : true;

		}));

	}

}


Validator.methods = {

	pattern : function(v,elm,opt) {return Validation.get('IsEmpty').test(v) || opt.test(v)},

	minLength : function(v,elm,opt) {return v.length >= opt},

	maxLength : function(v,elm,opt) {return v.length <= opt},

	min : function(v,elm,opt) {return v >= parseFloat(opt)},
	max : function(v,elm,opt) {return v <= parseFloat(opt)},
	
	notOneOf : function(v,elm,opt) {return $A(opt).all(function(value) {

		return v != value;

	})},

	oneOf : function(v,elm,opt) {return $A(opt).any(function(value) {

		return v == value;

	})},

	is : function(v,elm,opt) {return v == opt},

	isNot : function(v,elm,opt) {return v != opt},

	equalToField : function(v,elm,opt) {return v == $F(opt)},

	notEqualToField : function(v,elm,opt) {return v != $F(opt)},

	include : function(v,elm,opt) {return $A(opt).all(function(value) {

		return Validation.get(value).test(v,elm);

	})}

}



var Validation = Class.create();

Validation.prototype = {

	initialize : function(form, options){

		this.options = Object.extend({

			onSubmit : true,

			stopOnFirst : false,

			immediate : false,

			focusOnError : true,

			useTitles : false,

			onFormValidate : function(result, form) {},

			onElementValidate : function(result, elm) {}

		}, options || {});

		this.form = $(form);

		if(this.options.onSubmit) Event.observe(this.form,'submit',this.onSubmit.bind(this),false);

		if(this.options.immediate) {

			var useTitles = this.options.useTitles;

			var callback = this.options.onElementValidate;

			Form.getElements(this.form).each(function(input) { // Thanks Mike!

				Event.observe(input, 'blur', function(ev) { 
					Validation.validate(Event.element(ev),{useTitle : useTitles, onElementValidate : callback}); 
			});

			});

		}

	},

	onSubmit :  function(ev){

		if(!this.validate()) Event.stop(ev);

	},

	validate : function() {

		var result = false;

		var useTitles = this.options.useTitles;

		var callback = this.options.onElementValidate;

		if(this.options.stopOnFirst) {

			result = Form.getElements(this.form).all(function(elm) { return Validation.validate(elm,{useTitle : useTitles, onElementValidate : callback}); });

		} else {

			result = Form.getElements(this.form).collect(function(elm) { return Validation.validate(elm,{useTitle : useTitles, onElementValidate : callback}); }).all();

		}

		if(!result && this.options.focusOnError) {

			Form.getElements(this.form).findAll(function(elm){return $(elm).hasClassName('validation-failed')}).first().focus()

		}

		this.options.onFormValidate(result, this.form);

		return result;

	},

	reset : function() {

		Form.getElements(this.form).each(Validation.reset);

	}
}

Object.extend(Validation, {

	validate : function(elm, options){

		options = Object.extend({

			useTitle : false,

			onElementValidate : function(result, elm) {}

		}, options || {});

		elm = $(elm);

		var cn = elm.classNames();

		return result = cn.all(function(value) {

			var test = Validation.test(value,elm,options.useTitle);

			options.onElementValidate(test, elm);

			return test;

		});

	},

	test : function(name, elm, useTitle) {

		var v = Validation.get(name);

		var prop = '__advice'+name.camelize();

		try {

		if(Validation.isVisible(elm) && !v.test($F(elm), elm)) {

			if(!elm[prop]) {

				var advice = Validation.getAdvice(name, elm);

				if(advice == null) {

					var errorMsg = useTitle ? ((elm && elm.title) ? elm.title : v.error) : v.error;

					advice = '<div class="validation-advice" id="advice-' + name + '-' + Validation.getElmID(elm) +'" style="display:none">' + errorMsg + '</div>'

					switch (elm.type.toLowerCase()) {

						case 'checkbox':

						case 'radio':

							var p = elm.parentNode;

							if(p) {

								new Insertion.Bottom(p, advice);

							} else {

								new Insertion.After(elm, advice);

							}

							break;

						default:

							new Insertion.After(elm, advice);

				    }

					advice = Validation.getAdvice(name, elm);

				}

				if(typeof Effect == 'undefined') {

					advice.style.display = 'block';

				} else {

					new Effect.Appear(advice, {duration : 1 });

				}

			}

			elm[prop] = true;

			elm.removeClassName('validation-passed');

			elm.addClassName('validation-failed');

			return false;

		} else {

			var advice = Validation.getAdvice(name, elm);

			if(advice != null) advice.hide();

			elm[prop] = '';

			elm.removeClassName('validation-failed');

			elm.addClassName('validation-passed');

			return true;

		}

		} catch(e) {

			throw(e)

		}

	},

	isVisible : function(elm) {

		while(elm.tagName != 'BODY') {

			if(!$(elm).visible()) return false;

			elm = elm.parentNode;

		}

		return true;

	},

	getAdvice : function(name, elm) {

		return $('advice-' + name + '-' + Validation.getElmID(elm)) || $('advice-' + Validation.getElmID(elm));
	},

	getElmID : function(elm) {

		return elm.id ? elm.id : elm.name;

	},

	reset : function(elm) {

		elm = $(elm);

		var cn = elm.classNames();

		cn.each(function(value) {

			var prop = '__advice'+value.camelize();

			if(elm[prop]) {

				var advice = Validation.getAdvice(value, elm);

				advice.hide();

				elm[prop] = '';

			}

			elm.removeClassName('validation-failed');

			elm.removeClassName('validation-passed');

		});

	},

	add : function(className, error, test, options) {

		var nv = {};

		nv[className] = new Validator(className, error, test, options);

		Object.extend(Validation.methods, nv);

	},

	addAllThese : function(validators) {

		var nv = {};

		$A(validators).each(function(value) {

				nv[value[0]] = new Validator(value[0], value[1], value[2], (value.length > 3 ? value[3] : {}));

			});

		Object.extend(Validation.methods, nv);

	},

	get : function(name) {

		return  Validation.methods[name] ? Validation.methods[name] : Validation.methods['_LikeNoIDIEverSaw_'];
	},

	methods : {

		'_LikeNoIDIEverSaw_' : new Validator('_LikeNoIDIEverSaw_','',{})

	}
});


Validation.add('IsEmpty', '', function(v) {

	return  ((v == null) || (v.length == 0)); // || /^\s+$/.test(v));

});



Validation.addAllThese([

	['required', 'This is a required field.', function(v) {

		return !Validation.get('IsEmpty').test(v);

	}],
		['required-it', 'This is a required field.', function(v) {

		return !Validation.get('IsEmpty').test(v);

	}],

    	['required-br', 'Este é um campo obrigatório,', function(v) {

                return !Validation.get('IsEmpty').test(v);

        }],
		    	['required-pt', 'Este é um campo obrigatório,', function(v) {

                return !Validation.get('IsEmpty').test(v);

        }],
    	['required-fr', 'Champ obligatoire.', function(v) {

                return !Validation.get('IsEmpty').test(v);

        }],	

	['required-dk', 'Dette felt er obligatorisk.', function(v) {

                return !Validation.get('IsEmpty').test(v);

        }],
	
['required-de', 'Dies ist ein Pflichtfeld, bitte ausfüllen.', function(v) {

                return !Validation.get('IsEmpty').test(v);
            
	}],
	
['required-mx', 'Este es un campo obligatorio.', function(v) {

                return !Validation.get('IsEmpty').test(v);

        }],

['required-es', 'Este es un campo obligatorio.', function(v) {

                return !Validation.get('IsEmpty').test(v);

        }],
	
['required-nl', 'Dit is een verplicht veld.', function(v) {

                return !Validation.get('IsEmpty').test(v);

        }],
    
    ['required-no', 'Dette er et obligatorisk felt.', function(v) {

                return !Validation.get('IsEmpty').test(v);

        }],
	['required-se', 'Detta är ett obligatoriskt fält.', function(v) {

                return !Validation.get('IsEmpty').test(v);

	}],
	['required-cn', '必填资料', function(v) {
               return !Validation.get('IsEmpty').test(v);

	}], 
	['required-tw', '必填资料', function(v) {
               return !Validation.get('IsEmpty').test(v);

	}], 
	['required-kr', '필수 입력 필드입니다.', function(v) {

                return !Validation.get('IsEmpty').test(v);

	}],
	['required-jp', 'このフィールドは必須です', function(v) {

                return !Validation.get('IsEmpty').test(v);

	}],
	['validate-firstname', 'Please enter your first name above', {

		minLength : 2,
    		notOneOf : ['First Name','first name']
	}],

	['validate-lastname', 'Please enter your last name above', {

		minLength : 2,
    		notOneOf : ['Last Name','last name']			
	}],
	['validate-jobtitle', 'Please enter your job title above', {

		minLength : 2,
    		notOneOf : ['Job Title','job title']         
	}],
	['validate-phone', 'Please enter your phone number above', {
		minLength : 7,
    		notOneOf : ['Phone','phone']     
	}],

	['validate-companyname', 'Please enter your company above', {

		minLength : 2,
    		notOneOf : ['Company Name','company name'] 
	}],
	['validate-cityname', 'Please enter your city above', {

		minLength : 2,
    		notOneOf : ['City','city'] 
	}],
	['validate-address', 'Please enter your address above', {

		minLength : 2,
    		notOneOf : ['Address','address'] 
	}],

	['validate-zipcode', 'Please enter your zip code above', {

		minLength : 3,
    		notOneOf : ['Zip Code','zip code','Zip','zip'] 
	}],

	['validate-postalcode', 'Please enter your postal code above', {

		minLength : 3,
    		notOneOf : ['Postal Code','postal code'] 
	}],

	['validate-space', 'Please do not enter space', {

    		isNot : [' '] 
	}],

	['validate-number', 'Please enter a valid above', function(v) {

		return Validation.get('IsEmpty').test(v) || (!isNaN(v) && !/^\s+$/.test(v));

	}],
	['validate-digits', 'Please use numbers only in the field above. please avoid spaces or other characters such as () or -.', function(v) {

		return Validation.get('IsEmpty').test(v) ||  !/[^\d]/.test(v);

	}],

	['validate-alpha', 'Please use letters only (a-z) in this field.', function (v) {

		return Validation.get('IsEmpty').test(v) ||  /^[a-zA-Z]+$/.test(v)

	}],

	['validate-alphanum', 'Please use only letters (a-z) or numbers (0-9) only in this field. No spaces or other characters are allowed.', function(v) {

		return Validation.get('IsEmpty').test(v) ||  !/\W/.test(v)

	}],
	['validate-date', 'Please enter a valid date.', function(v) {

		var test = new Date(v);
		return Validation.get('IsEmpty').test(v) || !isNaN(test);

	}],

	['validate-email', 'Please enter a valid email address above', function (v) {

		return Validation.get('IsEmpty').test(v) || /\w{1,}[@][\w\-]{1,}([.]([\w\-]{1,})){1,3}$/.test(v)

	}],
	['validate-email-it', 'Please enter a valid email address above', function (v) {

		return Validation.get('IsEmpty').test(v) || /\w{1,}[@][\w\-]{1,}([.]([\w\-]{1,})){1,3}$/.test(v)

	}],
	['validate-email-fr', 'Veuillez entrer une adresse e-mail valide.', function (v) {

                return Validation.get('IsEmpty').test(v) || /\w{1,}[@][\w\-]{1,}([.]([\w\-]{1,})){1,3}$/.test(v)

	}],

	['validate-email-br', 'Por favor, informe um endereço de e-mail válido.', function (v) {

                return Validation.get('IsEmpty').test(v) || /\w{1,}[@][\w\-]{1,}([.]([\w\-]{1,})){1,3}$/.test(v)
 
	}],
		['validate-email-pt', 'Por favor, informe um endereço de e-mail válido.', function (v) {

                return Validation.get('IsEmpty').test(v) || /\w{1,}[@][\w\-]{1,}([.]([\w\-]{1,})){1,3}$/.test(v)
 
	}],

	['validate-email-dk', 'Indtast venligst gyldig email adresse.', function (v) {

                return Validation.get('IsEmpty').test(v) || /\w{1,}[@][\w\-]{1,}([.]([\w\-]{1,})){1,3}$/.test(v)
 
	}],

	['validate-email-de', 'Bitte geben Sie eine gültige Email Adresse ein.', function (v) {
                return Validation.get('IsEmpty').test(v) || /\w{1,}[@][\w\-]{1,}([.]([\w\-]{1,})){1,3}$/.test(v)

	}],

	['validate-email-mx', 'Por favor, informe una dirección de e-mail válido.', function (v) {

                return Validation.get('IsEmpty').test(v) || /\w{1,}[@][\w\-]{1,}([.]([\w\-]{1,})){1,3}$/.test(v)

	}],
	['validate-email-es', 'Por favor, informe una dirección de e-mail válido.', function (v) {

                return Validation.get('IsEmpty').test(v) || /\w{1,}[@][\w\-]{1,}([.]([\w\-]{1,})){1,3}$/.test(v)

	}],
	['validate-email-no', 'Vennligst tast en gyldig e-postadresse.', function (v) {

                return Validation.get('IsEmpty').test(v) || /\w{1,}[@][\w\-]{1,}([.]([\w\-]{1,})){1,3}$/.test(v)

	}],
   
     ['validate-email-nl', 'Geef een geldig e-mailadres op.', function (v) {

                return Validation.get('IsEmpty').test(v) || /\w{1,}[@][\w\-]{1,}([.]([\w\-]{1,})){1,3}$/.test(v)
	}],
    
    ['validate-email-se', 'Var god ange en giltig e-postadress.', function (v) {

               return Validation.get('IsEmpty').test(v) || /\w{1,}[@][\w\-]{1,}([.]([\w\-]{1,})){1,3}$/.test(v)

	}],
	['validate-email-cn', '请输入有效的电子邮件地址.', function (v) {

                return Validation.get('IsEmpty').test(v) || /\w{1,}[@][\w\-]{1,}([.]([\w\-]{1,})){1,3}$/.test(v)

	}],
	['validate-email-tw', '请输入有效的电子邮件地址.', function (v) {

                return Validation.get('IsEmpty').test(v) || /\w{1,}[@][\w\-]{1,}([.]([\w\-]{1,})){1,3}$/.test(v)

	}],
	['validate-email-kr', '정확한 이메일 주소를 입력하십시오.', function (v) {

                return Validation.get('IsEmpty').test(v) || /\w{1,}[@][\w\-]{1,}([.]([\w\-]{1,})){1,3}$/.test(v)

	}],
	['validate-email-jp', '有効な電子メール アドレスを入力してください', function (v) {

                return Validation.get('IsEmpty').test(v) || /\w{1,}[@][\w\-]{1,}([.]([\w\-]{1,})){1,3}$/.test(v)

	}],
	['validate-url', 'Please enter a valid URL.', function (v) {

		return Validation.get('IsEmpty').test(v) || /^(http|https|ftp):\/\/(([A-Z0-9][A-Z0-9_-]*)(\.[A-Z0-9][A-Z0-9_-]*)+)(:(\d+))?\/?/i.test(v)

	}],

	['validate-date-au', 'Please use this date format: dd/mm/yyyy. For example 17/03/2006 for the 17th of March, 2006.', function(v) {

		if(Validation.get('IsEmpty').test(v)) return true;

		var regex = /^(\d{2})\/(\d{2})\/(\d{4})$/;

		if(!regex.test(v)) return false;

		var d = new Date(v.replace(regex, '$2/$1/$3'));

		return ( parseInt(RegExp.$2, 10) == (1+d.getMonth()) ) && 
(parseInt(RegExp.$1, 10) == d.getDate()) && (parseInt(RegExp.$3, 10) == d.getFullYear() );

	}],

	['validate-currency-dollar', 'Please enter a valid $ amount. For example $100.00 .', function(v) {

		// [$]1[##][,###]+[.##]

		// [$]1###+[.##]

		// [$]0.##

		// [$].##

		return Validation.get('IsEmpty').test(v) ||  /^\$?\-?([1-9]{1}[0-9]{0,2}(\,[0-9]{3})*(\.[0-9]{0,2})?|[1-9]{1}\d*(\.[0-9]{0,2})?|0(\.[0-9]{0,2})?|(\.[0-9]{1,2})?)$/.test(v)
	}],

	['validate-selection', 'Please make a selection', function(v,elm){

		return elm.options ? elm.selectedIndex > 0 : !Validation.get('IsEmpty').test(v);

	}],
	['validate-selection-it', 'Please make a selection', function(v,elm){

		return elm.options ? elm.selectedIndex > 0 : !Validation.get('IsEmpty').test(v);

	}],

	['validate-selection-br', 'Por favor, selecione um.', function(v,elm){

                return elm.options ? elm.selectedIndex > 0 : !Validation.get('IsEmpty').test(v);
	}],
	['validate-selection-pt', 'Por favor, selecione um.', function(v,elm){

                return elm.options ? elm.selectedIndex > 0 : !Validation.get('IsEmpty').test(v);
	}],
	['validate-selection-fr', 'Veuillez faire un choix.', function(v,elm){

                return elm.options ? elm.selectedIndex > 0 : !Validation.get('IsEmpty').test(v);
	}],

	['validate-selection-dk', 'V&aelig;lg venligst &eacute;n af de ovenst&aring;ende muligheder.', function(v,elm){

                return elm.options ? elm.selectedIndex > 0 : !Validation.get('IsEmpty').test(v);

	}],

	['validate-selection-de', 'Bitte eine Option auswählen.', function(v,elm){
                return elm.options ? elm.selectedIndex > 0 : !Validation.get('IsEmpty').test(v);

	}],

	['validate-selection-mx', 'Por favor, seleccione un.', function(v,elm){

                return elm.options ? elm.selectedIndex > 0 : !Validation.get('IsEmpty').test(v);
	}],
	['validate-selection-es', 'Por favor, seleccione un.', function(v,elm){

                return elm.options ? elm.selectedIndex > 0 : !Validation.get('IsEmpty').test(v);
	}],
	['validate-selection-no', 'Vennligst velg.', function(v,elm){

                return elm.options ? elm.selectedIndex > 0 : !Validation.get('IsEmpty').test(v);
	}],
	['validate-selection-nl', 'Maak een keuze.', function(v,elm){
               return elm.options ? elm.selectedIndex > 0 : !Validation.get('IsEmpty').test(v);

	}],
	['validate-selection-se', 'Välj.', function(v,elm){
                return elm.options ? elm.selectedIndex > 0 : !Validation.get('IsEmpty').test(v);
	}],
	['validate-selection-cn', '请选择一项.', function(v,elm){

                return elm.options ? elm.selectedIndex > 0 : !Validation.get('IsEmpty').test(v);

	}],
	['validate-selection-tw', '请选择一项.', function(v,elm){

                return elm.options ? elm.selectedIndex > 0 : !Validation.get('IsEmpty').test(v);

	}],
	['validate-selection-kr', '선택하십시오.', function(v,elm){

                return elm.options ? elm.selectedIndex > 0 : !Validation.get('IsEmpty').test(v);

	}],
	
['validate-selection-jp', '選択してください', function(v,elm){

               return elm.options ? elm.selectedIndex > 0 : !Validation.get('IsEmpty').test(v);

	}],

	['validate-one-required', 'Please select one of the above options', function (v,elm) {
		var p = elm.parentNode;
		var options = p.getElementsByTagName('INPUT');

		return $A(options).any(function(elm) {

			return $F(elm);
				
		});
			
	}]

]);