/*
* Writen by: Andrew Tetlaw
* Modified by: Strjeegocky Artem (aa.temkin@gmail.com), twin // slash
*/
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},
	equ : function(v,elm,opt) {return v == $F(opt)},
	notequ : 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 : true,
			focusOnError : true,
			useTitles : false,
			onFormValidate : function(result, form) {},
			onElementValidate : function(result, elm) {},
			prepare : false
		}, 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) {
				Event.observe(input, 'blur', function(ev) { if (kv = $(Event.element(ev))) Validation.validate(kv,{useTitle : useTitles, onElementValidate : callback}); });
			});
		}
		if (this.options.prepare){ this._prepare();}
	},
	onSubmit :  function(ev){
		if(!this.validate()){Event.stop(ev);} 
		else{
			Form.getElements(this.form).each(function(input) {
				if (input.value==input.readAttribute('title')){
					input.value='';
				}
			});
			try{
				$(ev.explicitOriginalTarget).up().appendChild(new Element('input',{'type':'hidden','name':$(ev.explicitOriginalTarget).name,'value':$(ev.explicitOriginalTarget).value}));
				$(ev.explicitOriginalTarget).disable();
			} catch(e){};
/*			Event.stop(ev);
			this.form.submit(); 
			return true;*/
		}
	},
	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) {
			try{
				var tElm = Form.getElements(this.form).findAll(function(elm){return $(elm).hasClassName('validation-failed')}).first();
				if (tElm){
					tElm.focus();
				}
			}catch(e){};
		}
		this.options.onFormValidate(result, this.form);
		return result;
	},
	reset : function() {
		Form.getElements(this.form).each(Validation.reset);
	},
	_prepare: function(){
		obj = (this.form).getElementsByClassName('required');
		try{
			for(i=0;i<obj.length;i++){
				var addZ = true;
				if (obj[i].tagName=='INPUT'){
					if (obj[i].type=='radio'){
						obj[i].removeClassName('required');
						addZ = false;
					}
				}
				if (addZ){
					if (k=obj[i].up().previous()){ if (!/\*/.test($(k).innerHTML)) $(k).innerHTML+='<span class="zvezda">*</span>';} // must assigned to source CSS file
				}
			}
		} catch(e){};
	}
}

Object.extend(Validation, {
	validate : function(elm, options){
		options = Object.extend({
			useTitle : false,
			onElementValidate : function(result, elm) {}
		}, options || {});
		elm = $(elm);
		
		var cn = elm.classNames();
		if (elm.type!='radio'){
			return result = cn.all(function(value) {
				var test = Validation.test(value,elm,options.useTitle);
				options.onElementValidate(test, elm);
				return test;
			});
		} else return true;
	},
	test : function(name, elm, useTitle) {
		this.radios = [];
		var v = Validation.get(name);
		if (/validate/.test(name)){
			var t_name = name.split('-');
			t_name = t_name[1];
			if (elm.readAttribute('error_'+t_name)) t_name = elm.readAttribute('error_'+t_name);
			else t_name = false;
		}
		var prop = '__advice'+name.camelize();
		try {
			if(Validation.isVisible(elm) && !v.test($F(elm), elm)) {
				if(!elm[prop]) {
					var advice = Validation.getAdvice(name, elm);
					if(advice == null) {
						var errorMsg = useTitle ? ((elm && elm.title) ? elm.title : v.error) : v.error;
						if (t_name!=false) errorMsg = t_name;
						var advice = '<div class="validation-advice" id="advice-' + name + '-' + Validation.getElmID(elm) +'" style="display:none">' + errorMsg + '</div>'
						switch (elm.type.toLowerCase()) {
							case 'checkbox':
							case 'radio':
								/*var p = elm.parentNode;
								if(p) {
									if (!$('advice-' + name + '-' + Validation.getElmID(elm)) && ((elm.value=='' || elm.title!=elm.value) && !t_name)) new Insertion.Bottom(p, advice);
								} else {
									if (!$('advice-' + name + '-' + Validation.getElmID(elm)) && ((elm.value=='' || elm.title!=elm.value) && !t_name)) new Insertion.After(elm, advice);
								}*/
							break;
							default:
								if (!$('advice-' + name + '-' + Validation.getElmID(elm)) && ((elm.value!='' || elm.title!=elm.value) && (t_name!=null && t_name!='undefined' && t_name!=false))){
									switch($(elm).readAttribute('error_position')) {
										case 'top': 
											new Insertion.Before(elm,advice);
										break;
										case 'left':
											new Insertion.Before(elm,advice);
											//if ($(advice)) $(advice).setStyle({'display':'inline'});
										break;
										case 'alert':
											alert(errorMsg);
										break;
										case 'right':
											new Insertion.After(elm, advice);
											//if ($(advice)) $(advice).setStyle({'display':'inline'});
										break;
										default: 
											new Insertion.After(elm, advice);
										break;
									}
									//alert($(elm).readAttribute('error_position'));
								}
						}
						advice = Validation.getAdvice(name, elm);
					}
					if ($(advice)){
						advice.show();
						if ($(elm).readAttribute('error_position')=='left' || $(elm).readAttribute('error_position')=='right'){
							$(advice).setStyle({'display':'inline'});
							if ($(elm).readAttribute('error_position')=='right'){
								$(advice).setStyle({'position':'absolute'});
								var ofs = $(advice).cumulativeOffset();
								$(advice).setStyle({'left':ofs.left+20+'px'});
							}else{
								$(advice).setStyle({'marginRight':'20px'});
							}
						}
					}
				}
				elm[prop] = true;
				if (!elm.visible() || elm.readAttribute('type')=='hidden'){
					elm.up(1).down().removeClassName('validation-passed');
					elm.up(1).down().addClassName('validation-failed').scrollTo();
				}
				elm.removeClassName('validation-passed');
				elm.addClassName('validation-failed');
				
				/*var showEffect = true;
				if (elm.type=='radio'){
					if (!this.radios) this.radios = [];
					if (this.radios.include(elm.name)) showEffect = false;
					this.radios[this.radios.length] = elm.name;
					this.radios.uniq();
					//console.log(this.radios);
				}
				showEffect  = elm.visible() ? true : false;
				if (showEffect) */
				new Effect.Highlight(elm.up(1),{startcolor : '#FF3300' });

				return false;
			}else {
				var advice = Validation.getAdvice(name, elm);
				if(advice != null) advice.hide();
				elm[prop] = '';
				if (!elm.visible() || elm.readAttribute('type')=='hidden'){
					elm.up(1).down().removeClassName('validation-failed');
					elm.up(1).down().addClassName('validation-passed');
				}
				elm.removeClassName('validation-failed');
				elm.addClassName('validation-passed');
				return true;
			}
		} catch(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', '', function(v,elm) {
				//if (!(!Validation.get('IsEmpty').test(v) && (elm.value!=elm.title))) alert('false');
				return (!Validation.get('IsEmpty').test(v) && (elm.value!=elm.readAttribute('title')));
			}],
	['validate-num', '', function(v,elm) {
				var clean = false;
				if (elm.value == elm.readAttribute('title')){elm.value = '';v = elm.value;var clean = true;}
				var res = Validation.get('IsEmpty').test(v) || (!isNaN(v) && !/^\s+$/.test(v));
				if (res && clean==true) elm.value=elm.readAttribute('title');
				return res;
			}],
	['validate-digits', 'Please use numbers only in this field. please avoid spaces or other characters such as dots or commas.', function(v) {
				return Validation.get('IsEmpty').test(v) ||  !/[^\d]/.test(v);
			}],
	['validate-alpha', '', function (v) {
				return Validation.get('IsEmpty').test(v) ||  /^[a-zA-Z]+$/.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', '', function (v,elm) {
				var clean = false;
				if (elm.value == elm.readAttribute('title')){elm.value = '';v = elm.value;var clean = true;}
				//var res = Validation.get('IsEmpty').test(v) || /\w{1,}[@][\w\-]{1,}([.+]([\w\-]{1,})){1,3}$/.test(v);
				//var preg = /^[a-zA-Z][\w\.-]*[a-zA-Z0-9]@[a-zA-Z0-9][\w\.-]*[a-zA-Z0-9]\.[a-zA-Z][a-zA-Z\.]*[a-zA-Z]$/;
				var preg = /^(?:[a-z0-9!#$%&'*+\/=?^_`{|}~-]+(?:\.[a-z0-9!#$%&'*+\/=?^_`{|}~-]+)*|"(?:[\x01-\x08\x0b\x0c\x0e-\x1f\x21\x23-\x5b\x5d-\x7f]|\\[\x01-\x09\x0b\x0c\x0e-\x7f])*")@(?:(?:[a-z0-9](?:[a-z0-9-]*[a-z0-9])?\.)+[a-z0-9](?:[a-z0-9-]*[a-z0-9])?|\[(?:(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.){3}(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?|[a-z0-9-]*[a-z0-9]:(?:[\x01-\x08\x0b\x0c\x0e-\x1f\x21-\x5a\x53-\x7f]|\\[\x01-\x09\x0b\x0c\x0e-\x7f])+)\])$/i;
				var res = Validation.get('IsEmpty').test(v) || preg.test(v);
				if (res && clean==true) elm.value=elm.readAttribute('title');
				return res;
			}],
	['validate-url', '', function (v,elm) {
				var clean = false;
				if (elm.value == elm.readAttribute('title')){elm.value = '';v = elm.value;var clean = true;}
				var res = Validation.get('IsEmpty').test(v) || /^(https?:\/\/)?([_a-z0-9\-\.]+(\.[a-z]{2}([zmutg]|fo|me)?))(\/.*)?$/.test(v)
				if (res && clean==true) elm.value=elm.readAttribute('title');
				return res;
			}],
	['validate-phone', '', function (v,elm) {
				return (!(/([^\+\)\(0-9 -])+/.test(v)) || elm.value==elm.readAttribute('title'));
			}],
	['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', '', 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);
				});
			}]
]);

	var get_ID = function(name){
		el = $($A(document.getElementsByName(name)).first())
		if (el.id) return el.id; 
		else return el;
	}
/*#####==--  HELPERS CLASS  --==########*/

	var Helpers = Class.create();
	Helpers.prototype = {
		initialize: function(options){
			this.version = 'Helpers v1.0a';
			this.author = 'TEMKiN <aa.temkin@gmail.com>, twin//slash';
			if (options && options.length>0 && typeof(options)=='object'){for(i=0;i<options.length;i++) if (k=$(options[i])) this.add(k);} // массив
			if (typeof(options)=='string') if (k=$(options)) this.add(k); // строка
		},
		add: function(elm,position){
			if (el = $(elm)){
				if (!position || position==null) position = el.readAttribute('title_position');
				var txt = el.readAttribute('title');
				switch(position){
					case 'top':this.addTopBottom(true,el,txt);break;
					case 'bottom':this.addTopBottom(false,el,txt);break;
					case 'fly': this.addFly(el,txt); break;
					case 'none': break;
					default:this.addInside(el,txt);break;
				}
			}
		},
		addInside : function(el,txt){
			if (txt){
				$(el).onfocus = function(){if (this.value==txt){this.value='';this.removeClassName('helper-basic')}}
				$(el).onblur = function(){if (this.value==''){this.value=txt;this.addClassName('helper-basic');}}
				if ($(el).value==null || $(el).length==0 || $(el).value=='') {$(el).value=txt;$(el).addClassName('helper-basic');}
			}
		},
		addTopBottom : function(t,el,txt){
			if (txt){
				var adv = new Element('DIV').addClassName('helper-basic').update(txt);
				var k = $(el).getDimensions(); if (k.width!=null) $(adv).setStyle({'width':k.width});
				if (t) Insertion.Before(el,adv); else Insertion.After(el,adv);
				if (el.value!=null && $(el).length!=0 && $(el).value!='') $(adv).hide();
				$(el).onfocus = function(){if (this.value=='' && adv.visible()){$(adv).hide();}}
				$(el).onblur = function(){if (this.value=='' && !adv.visible()){$(adv).show();}}
			}
		},
		addFly : function(el,txt){
			if (txt){
				var adv = new Element('DIV').addClassName('helper-basic').update(txt);
				Insertion.After(el,adv);
				var kX = $(adv).getDimensions();
				$(adv).absolutize().hide();
				$(el).observe('mousemove',function(event){
					x = Event.pointerX(event)+10;y = Event.pointerY(event)+10;
					if (!$(adv).hasClassName('helper-basic')) $(adv).addClassName('helper-basic');
					$(adv).setStyle({'top':y,'left':x,'height':kX.height,'width':kX.width}).show();
				});
				$(el).onmouseout = function(){ $(adv).hide();}
			}
		}
	}

/*#####==--  HELPERS CLASS  --==########*/