var LiveValidation=Class.create();Object.extend(LiveValidation,{TEXTAREA:1,TEXT:2,PASSWORD:3,CHECKBOX:4,SELECT:5,massValidate:function(validations){var returnValue=true;for(var i=0,len=validations.length;i<len;++i){var valid=validations[i].validate();if(returnValue)returnValue=valid;}
return returnValue;}});LiveValidation.prototype={validClass:'LV_valid',invalidClass:'LV_invalid',messageClass:'LV_validation_message',validFieldClass:'LV_valid_field',invalidFieldClass:'LV_invalid_field',initialize:function(element,optionsObj){if(!element)throw new Error("LiveValidation::initialize - No element reference or element id has been provided!");this.element=$(element);if(!this.element)throw new Error("LiveValidation::initialize - No element with reference or id of '"+element+"' exists!");this.elementType=this.getElementType();this.validations=[];this.form=this.element.form;this.options=Object.extend({validMessage:'',onValid:function(){this.insertMessage(this.createMessageSpan());this.addFieldClass();},onInvalid:function(){this.insertMessage(this.createMessageSpan());this.addFieldClass();},insertAfterWhatNode:this.element,onlyOnBlur:false,wait:0,onlyOnSubmit:false},optionsObj||{});this.options.insertAfterWhatNode=$(this.options.insertAfterWhatNode);Object.extend(this,this.options);if(this.form){this.formObj=LiveValidationForm.getInstance(this.form);this.formObj.addField(this);}
Event.observe(this.element,'focus',this.doOnFocus.bindAsEventListener(this));if(!this.onlyOnSubmit){switch(this.elementType){case LiveValidation.CHECKBOX:Event.observe(this.element,'click',this.validate.bindAsEventListener(this));case LiveValidation.SELECT:Event.observe(this.element,'change',this.validate.bindAsEventListener(this));break;default:if(!this.onlyOnBlur)Event.observe(this.element,'keyup',this.deferValidation.bindAsEventListener(this));Event.observe(this.element,'blur',this.validate.bindAsEventListener(this));}}},add:function(validationFunction,validationParamsObj){this.validations.push({type:validationFunction,params:validationParamsObj||{}});return this;},deferValidation:function(e){if(this.wait>=300)this.removeMessageAndFieldClass();if(this.timeout)clearTimeout(this.timeout);this.timeout=setTimeout(this.validate.bind(this),this.wait);},doOnBlur:function(e){this.focused=false;this.validate(e);},doOnFocus:function(e){this.focused=true;this.removeMessageAndFieldClass();},getElementType:function(){switch(true){case(this.element.nodeName=='TEXTAREA'):return LiveValidation.TEXTAREA;case(this.element.nodeName=='INPUT'&&this.element.type=='text'):return LiveValidation.TEXT;case(this.element.nodeName=='INPUT'&&this.element.type=='password'):return LiveValidation.PASSWORD;case(this.element.nodeName=='INPUT'&&this.element.type=='checkbox'):return LiveValidation.CHECKBOX;case(this.element.nodeName=='SELECT'):return LiveValidation.SELECT;case(this.element.nodeName=='INPUT'):throw new Error('LiveValidation::getElementType - Cannot use LiveValidation on an '+this.element.type+' input!');default:throw new Error('LiveValidation::getElementType - Element must be an input, select, or textarea!');}},doValidations:function(){this.validationFailed=false;for(var i=0,len=this.validations.length;i<len;++i){var validation=this.validations[i];switch(validation.type){case Validate.Presence:case Validate.Confirmation:case Validate.Acceptance:this.displayMessageWhenEmpty=true;this.validationFailed=!this.validateElement(validation.type,validation.params);break;default:this.validationFailed=!this.validateElement(validation.type,validation.params);break;}
if(this.validationFailed)return false;}
this.message=this.validMessage;return true;},validateElement:function(validationFunction,validationParamsObj){var value=(this.elementType==LiveValidation.SELECT)?this.element.options[this.element.selectedIndex].value:this.element.value;if(validationFunction==Validate.Acceptance){if(this.elementType!=LiveValidation.CHECKBOX)throw new Error('LiveValidation::validateElement - Element to validate acceptance must be a checkbox!');value=this.element.checked;}
var isValid=true;try{validationFunction(value,validationParamsObj);}catch(error){if(error instanceof Validate.Error){if(value!==''||(value===''&&this.displayMessageWhenEmpty)){this.validationFailed=true;this.message=error.message;isValid=false;}}else{throw error;}}finally{return isValid;}},validate:function(){if(!this.element.disabled){var isValid=this.doValidations();if(isValid){this.onValid();return true;}else{this.onInvalid();return false;}}else{return true;}},enable:function(){this.element.disabled=false;return this;},disable:function(){this.element.disabled=true;this.removeMessageAndFieldClass();return this;},createMessageSpan:function(){var span=document.createElement('span');var textNode=document.createTextNode(this.message);span.appendChild(textNode);return span;},insertMessage:function(elementToInsert){this.removeMessage();var className=this.validationFailed?this.invalidClass:this.validClass;if((this.displayMessageWhenEmpty&&(this.elementType==LiveValidation.CHECKBOX||this.element.value==''))||this.element.value!=''){$(elementToInsert).addClassName(this.messageClass+(' '+className));if(nxtSibling=this.insertAfterWhatNode.nextSibling){this.insertAfterWhatNode.parentNode.insertBefore(elementToInsert,nxtSibling);}else{this.insertAfterWhatNode.parentNode.appendChild(elementToInsert);}}},addFieldClass:function(){this.removeFieldClass();if(!this.validationFailed){if(this.displayMessageWhenEmpty||this.element.value!=''){if(!this.element.hasClassName(this.validFieldClass))this.element.addClassName(this.validFieldClass);}}else{if(!this.element.hasClassName(this.invalidFieldClass))this.element.addClassName(this.invalidFieldClass);}},removeMessage:function(){if(nxtEl=this.insertAfterWhatNode.next('.'+this.messageClass))nxtEl.remove();},removeFieldClass:function(){this.element.removeClassName(this.invalidFieldClass);this.element.removeClassName(this.validFieldClass);},removeMessageAndFieldClass:function(){this.removeMessage();this.removeFieldClass();}}
var LiveValidationForm=Class.create();LiveValidationForm.getInstance=function(element){if(!element.id)element.id='formId_'+new Date().valueOf();if(!window['LiveValidationForm_'+element.id])window['LiveValidationForm_'+element.id]=new LiveValidationForm(element);return window['LiveValidationForm_'+element.id];}
LiveValidationForm.prototype={initialize:function(element){this.element=$(element);this.fields=[];this.element.onsubmit=function(){return LiveValidation.massValidate(this.fields);}.bind(this);},addField:function(newField){this.fields.push(newField);}}
var Validate={Presence:function(value,paramsObj){var params=Object.extend({failureMessage:"Can't be empty!"},paramsObj||{});if(value===''||value===null||value===undefined)Validate.fail(params.failureMessage);return true;},Numericality:function(value,paramsObj){var suppliedValue=value;var value=Number(value);var paramsObj=paramsObj||{};var params={notANumberMessage:paramsObj.notANumberMessage||"Must be a number!",notAnIntegerMessage:paramsObj.notAnIntegerMessage||"Must be an integer!",wrongNumberMessage:paramsObj.wrongNumberMessage||"Must be "+paramsObj.is+"!",tooLowMessage:paramsObj.tooLowMessage||"Must not be less than "+paramsObj.minimum+"!",tooHighMessage:paramsObj.tooHighMessage||"Must not be more than "+paramsObj.maximum+"!",is:((paramsObj.is)||(paramsObj.is==0))?paramsObj.is:null,minimum:((paramsObj.minimum)||(paramsObj.minimum==0))?paramsObj.minimum:null,maximum:((paramsObj.maximum)||(paramsObj.maximum==0))?paramsObj.maximum:null,onlyInteger:paramsObj.onlyInteger||false};if(!isFinite(value))Validate.fail(params.notANumberMessage);if(params.onlyInteger&&((/\.0+$|\.$/.test(String(suppliedValue)))||(value!=parseInt(value))))Validate.fail(params.notAnIntegerMessage);switch(true){case(params.is!==null):if(value!=Number(params.is))Validate.fail(params.wrongNumberMessage);break;case(params.minimum!==null&&params.maximum!==null):Validate.Numericality(value,{tooLowMessage:params.tooLowMessage,minimum:params.minimum});Validate.Numericality(value,{tooHighMessage:params.tooHighMessage,maximum:params.maximum});break;case(params.minimum!==null):if(value<Number(params.minimum))Validate.fail(params.tooLowMessage);break;case(params.maximum!==null):if(value>Number(params.maximum))Validate.fail(params.tooHighMessage);break;}
return true;},Format:function(value,paramsObj){var value=String(value);var params=Object.extend({failureMessage:"Not valid!",pattern:/./},paramsObj||{});if(!params.pattern.test(value))Validate.fail(params.failureMessage);return true;},Email:function(value,paramsObj){var params=Object.extend({failureMessage:"Must be a valid email address!"},paramsObj||{});Validate.Format(value,{failureMessage:params.failureMessage,pattern:/^([^@\s]+)@((?:[-a-z0-9]+\.)+[a-z]{2,})$/i});return true;},Length:function(value,paramsObj){var value=String(value);var paramsObj=paramsObj||{};var params={wrongLengthMessage:paramsObj.wrongLengthMessage||"Must be "+paramsObj.is+" characters long!",tooShortMessage:paramsObj.tooShortMessage||"Must not be less than "+paramsObj.minimum+" characters long!",tooLongMessage:paramsObj.tooLongMessage||"Must not be more than "+paramsObj.maximum+" characters long!",is:((paramsObj.is)||(paramsObj.is==0))?paramsObj.is:null,minimum:((paramsObj.minimum)||(paramsObj.minimum==0))?paramsObj.minimum:null,maximum:((paramsObj.maximum)||(paramsObj.maximum==0))?paramsObj.maximum:null}
switch(true){case(params.is!==null):if(value.length!=Number(params.is))Validate.fail(params.wrongLengthMessage);break;case(params.minimum!==null&&params.maximum!==null):Validate.Length(value,{tooShortMessage:params.tooShortMessage,minimum:params.minimum});Validate.Length(value,{tooLongMessage:params.tooLongMessage,maximum:params.maximum});break;case(params.minimum!==null):if(value.length<Number(params.minimum))Validate.fail(params.tooShortMessage);break;case(params.maximum!==null):if(value.length>Number(params.maximum))Validate.fail(params.tooLongMessage);break;default:throw new Error("Validate::Length - Length(s) to validate against must be provided!");}
return true;},Inclusion:function(value,paramsObj){var params=Object.extend({failureMessage:"Must be included in the list!",within:[],allowNull:false,partialMatch:false,exclusion:false},paramsObj||{});if(params.allowNull&&value==null)return true;if(!params.allowNull&&value==null)Validate.fail(params.failureMessage);var found=(params.within.indexOf(value)==-1)?false:true;if(params.partialMatch){found=false;params.within.each(function(arrayVal){if(value.indexOf(arrayVal)!=-1)found=true;});}
if((!params.exclusion&&!found)||(params.exclusion&&found))Validate.fail(params.failureMessage);return true;},Exclusion:function(value,paramsObj){var params=Object.extend({failureMessage:"Must not be included in the list!",within:[],allowNull:false,partialMatch:false},paramsObj||{});params.exclusion=true;Validate.Inclusion(value,params);return true;},Confirmation:function(value,paramsObj){if(!paramsObj.match)throw new Error("Validate::Confirmation - Error validating confirmation: Id of element to match must be provided!");var params=Object.extend({failureMessage:"Does not match!",match:null},paramsObj||{});params.match=$(paramsObj.match);if(!params.match)throw new Error("Validate::Confirmation - There is no reference with name of, or element with id of '"+params.match+"'!");if(value!=params.match.value)Validate.fail(params.failureMessage);return true;},Acceptance:function(value,paramsObj){var params=Object.extend({failureMessage:"Must be accepted!"},paramsObj||{});if(!value)Validate.fail(params.failureMessage);return true;},now:function(validationFunction,value,validationParamsObj){if(!validationFunction)throw new Error("Validate::now - Validation function must be provided!");var isValid=true;try{validationFunction(value,validationParamsObj||{});}catch(error){if(error instanceof Validate.Error){isValid=false;}else{throw error;}}finally{return isValid}},Error:function(errorMessage){this.message=errorMessage;this.name='ValidationError';},fail:function(errorMessage){throw new Validate.Error(errorMessage);}}