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){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 {
                    advice.style.display = 'block';
                };
            };
            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 = { };
        $A(validators).each(function(value) {
                nv[value[0]] = new Validator(value[0], value[1], value[2], (value.length > 3 ? value[3] : { }));
            });
        Object.extend(Validation.methods, nv);
    },
    get : function(name) {
        return  Validation.methods[name] ? Validation.methods[name] : Validation.methods['_LikeNoIDIEverSaw_'];
    },
    methods : {
        '_LikeNoIDIEverSaw_' : new Validator('_LikeNoIDIEverSaw_','',{ })
    }
});
Validation.add('IsEmpty','',function(v){return((v==null)||(v.length==0))});Validation.addAllThese([['required','This is a required field.',function(v){return!Validation.get('IsEmpty').test(v)}],['validate-number','Please enter a valid number in this field.',function(v){return Validation.get('IsEmpty').test(v)||(!isNaN(v)&&!/^\s+$/.test(v))}],['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','Please use letters only (a-z) in this field.',function(v){return Validation.get('IsEmpty').test(v)||/^[a-zA-Z]+$/.test(v)}],['validate-alphanum','Please use only letters (a-z) or numbers (0-9) only in this field. No spaces or other characters are allowed.',function(v){return Validation.get('IsEmpty').test(v)||!/\W/.test(v)}],['validate-date','Please enter a valid date.',function(v){var test=new Date(v);return Validation.get('IsEmpty').test(v)||!isNaN(test)}],['validate-email','Please enter a valid email address. For example fred@domain.com .',function(v){return Validation.get('IsEmpty').test(v)||/\w{1,}[@][\w\-]{1,}([.]([\w\-]{1,})){1,3}$/.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 $100.00 .',function(v){return Validation.get('IsEmpty').test(v)||/^\$?\-?([1-9]{1}[0-9]{0,2}(\,[0-9]{3})*(\.[0-9]{0,2})?|[1-9]{1}\d*(\.[0-9]{0,2})?|0(\.[0-9]{0,2})?|(\.[0-9]{1,2})?)$/.test(v)}],['validate-selection','Please make a selection',function(v,elm){return elm.options?elm.selectedIndex>0:!Validation.get('IsEmpty').test(v)}],['validate-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)})}]]);
