/*
 * Inline Form Validation Engine, jQuery plugin
 * 
 * Copyright(c) 2009, Cedric Dugas
 * http://www.position-relative.net
 *	                                                        
 * Form validation engine witch allow custom regex rules to be added.
 * Licenced under the MIT Licence
 */

$(document).ready(function() {      
	// SUCCESS AJAX CALL, replace "success: false," by:     success : function() { callSuccessFunction() }, 
	$("[class^=validate]").validationEngine({
		success :  false,
		inlineValidation: true,
		failure : function() {}
	});
	
	$('.validatebutton').each(function(i, el){
		$(el).click(function(){
			$('form[name=' + $(this).attr('id').substr(4) + ']').submit();		
		});
	});    
   
	$("form#entryform").validationEngine({
		success :  false,
		inlineValidation: true,
		failure : function() {}
        
	});

	
	//$.validationEngine.buildPrompt("#date","This is an example","error")
});


jQuery.fn.validationEngine = function(settings) { 
	if($.validationEngineLanguage){					// IS THERE A LANGUAGE LOCALISATION ?
		allRules = $.validationEngineLanguage.allRules
	}else{
		allRules = {"required":{    			  // Add your regex rules here, you can take telephone as an example
							"regex":"none",
							"alertText":"Dit is een verplicht veld",
							"alertTextCheckboxMultiple":"Selecteer een optie",
							"alertTextCheckboxe":"verplicht"},
						"length":{
							"regex":"none",
							"alertText":"Tussen de ",
							"alertText2":" en ",
							"alertText3": " karakters toegestaan"},
						"minCheckbox":{
							"regex":"none",
							"alertText":"Checks allowed Exceeded"},	
						"confirm":{
							"regex":"none",
							"alertText":"Velden komen niet overeen"},		
						"telephone":{
							"regex":"/^[0-9\-\(\)\ ]+$/",
							"alertText":"Ongeldig telefoonnummer"},	
						"email":{
							"regex":"/^[a-zA-Z0-9_\.\-]+\@([a-zA-Z0-9\-]+\.)+[a-zA-Z0-9]{2,4}$/",
							"alertText":"Ongeldig email adres"},	
						"date":{
                             "regex":"/^[0-9]{4}\-\[0-9]{1,2}\-\[0-9]{1,2}$/",
                             "alertText":"Ongeldige datum YYYY-MM-DD formaat"},
						"onlyNumber":{
							"regex":"/^[0-9\ ]+$/",
							"alertText":"Alleen cijfers"},	
						"noSpecialCaracters":{
							"regex":"/^[0-9a-zA-Z]+$/",
							"alertText":"Geen speciale tekens toegestaan"},	
						"onlyLetter":{
							"regex":"/^[a-zA-Z\ \']+$/",
							"alertText":"Alleen letters"}
					}	
	}

 	settings = jQuery.extend({
		allrules:allRules,
		inlineValidation: true,
		success : false,
		failure : function() {}
	}, settings);	

	$("form").bind("submit", function(caller){   // ON FORM SUBMIT, CONTROL AJAX FUNCTION IF SPECIFIED ON DOCUMENT READY
		if(submitValidation(this) == false){
			if (settings.success){
				settings.success && settings.success(); 
				return false;
			}
		}else{
			settings.failure && settings.failure(); 
			return false;
		}
	})
	if(settings.inlineValidation == true){ 		// Validating Inline ?
		
		$(this).not("[type=checkbox]").bind("blur", function(caller){loadValidation(this);})
		//$(this+"[type=checkbox]").bind("click", function(caller){loadValidation(this);})
	}
	var buildPrompt = function(caller,promptText,showTriangle) {			// ERROR PROMPT CREATION AND DISPLAY WHEN AN ERROR OCCUR
		var divFormError = document.createElement('div')
		var formErrorTop = document.createElement('div')
		var formErrorBack = document.createElement('div')
		var formErrorMiddle = document.createElement('div') 
		var formErrorContent = document.createElement('div')
		var formErrorBottom  = document.createElement('div')
		//var arrow = document.createElement('div')
		
		$(divFormError).addClass("formError")
		$(divFormError).addClass($(caller).attr("id"))
		$(formErrorTop).addClass("formErrorTop")
		$(formErrorBack).addClass("formErrorBack")
		$(formErrorMiddle).addClass("formErrorMiddle")
		$(formErrorContent).addClass("formErrorContent")
		$(formErrorBottom).addClass("formErrorBottom")
		//$(arrow).addClass("formErrorArrow")
     
		$("body").append(divFormError)
	//	$(divFormError).append(arrow)
		$(divFormError).append(formErrorTop)
		$(divFormError).append(formErrorBack)
		$(formErrorBack).append(formErrorMiddle)
		$(formErrorMiddle).append(formErrorContent)
		$(divFormError).append(formErrorBottom)
		
		if(showTriangle == true){		// NO TRIANGLE ON MAX CHECKBOX AND RADIO
			//$(arrow).html('<div class="line10"></div><div class="line9"></div><div class="line8"></div><div class="line7"></div><div class="line6"></div><div class="line5"></div><div class="line4"></div><div class="line3"></div><div class="line2"></div><div class="line1"></div>');
		}
		$(formErrorContent).html(promptText)
		callerTopPosition = $(caller).offset().top;
		callerleftPosition = $(caller).offset().left;
		if(callerType=='checkbox'){ //Custom Checkbox Hack
		  callerleftPosition += 9999;
		}
		callerWidth =  $(caller).width()
		callerHeight =  $(caller).height()
		inputHeight = $(divFormError).height()
    
		callerleftPosition = callerleftPosition + callerWidth -25
		callerTopPosition = callerTopPosition  -inputHeight  +5
	  
	  var browserCheck = (document.all) ? 1 : 0; 
	  if(browserCheck!=1){ 
  		$(divFormError).css({
  			top:callerTopPosition,
  			left:callerleftPosition,
  			opacity:0
  		})
  		$(divFormError).fadeTo("fast",1.0);
  	}else{
      $(divFormError).css({
  			top:callerTopPosition,
  			left:callerleftPosition
  		})
    }
	};
	var updatePromptText = function(caller,promptText) {	// UPDATE TEXT ERROR IF AN ERROR IS ALREADY DISPLAYED
		updateThisPrompt =  $(caller).attr("id")
		$("."+updateThisPrompt).find(".formErrorContent").html(promptText)
		
		callerTopPosition  = $(caller).offset().top;
		inputHeight = $("."+updateThisPrompt).height()
		
		callerTopPosition = callerTopPosition  -inputHeight +5
		$("."+updateThisPrompt).animate({
			top:callerTopPosition
		});
	}
	var loadValidation = function(caller) {		// GET VALIDATIONS TO BE EXECUTED
		 
		rulesParsing = $(caller).attr('class');
		//alert(rulesParsing);
		rulesRegExp = /\[(.*)\]/;
		getRules = rulesRegExp.exec(rulesParsing);
    if(getRules){
  		str = getRules[1]
  		pattern = /\W+/;
  		result= str.split(pattern);	
  		
  		var validateCalll = validateCall(caller,result)
  		return validateCalll   
		}else{
      return false;
    }
		
	};
	var validateCall = function(caller,rules) {	// EXECUTE VALIDATION REQUIRED BY THE USER FOR THIS FIELD  
		var promptText =""	
		var prompt = $(caller).attr("id");
		var caller = caller;
		var callerName = $(caller).attr("name");
		isError = false;
		callerType = $(caller).attr("type");
		
		for (i=0; i<rules.length;i++){
			switch (rules[i]){
			case "optional": 
				if(!$(caller).val()){
					closePrompt(caller)
					return isError
				}
			break;
			case "required": 
				_required(caller,rules);
			break;
			case "custom": 
				 _customRegex(caller,rules,i);
			break;
			case "length": 
				 _length(caller,rules,i);
			break;
			case "minCheckbox": 
				 _minCheckbox(caller,rules,i);
			break;
			case "confirm": 
				 _confirm(caller,rules,i);
			break;
			default :;
			};
		};
		if (isError == true){
			var showTriangle = true
			if($("input[name="+callerName+"]").size()> 1 && callerType == "radio") {		// Hack for radio group button, the validation go the first radio
				caller = $("input[name="+callerName+"]:first")
				showTriangle = false
				var callerId ="."+ $(caller).attr("id")
				if($(callerId).size()==0){ isError = true }else{ isError = false}
			}
			if($("input[name="+callerName+"]").size()> 1 && callerType == "checkbox") {		// Hack for radio group button, the validation go the first radio
        caller = $("input[name="+callerName+"]:first")
				showTriangle = false
				var callerId ="div."+ $(caller).attr("id")
				if($(callerId).size()==0){ isError = true }else{ isError = false}
			} 
			if (isError == true){ // show only one
				($("div."+prompt).size() ==0) ? buildPrompt(caller,promptText,showTriangle)	: updatePromptText(caller,promptText)  
			}
		}else{
			if($("input[name="+callerName+"]").size()> 1 && callerType == "radio") {		// Hack for radio group button, the validation go the first radio
				caller = $("input[name="+callerName+"]:first")
			}
			if($("input[name="+callerName+"]").size()> 1 && callerType == "checkbox") {		// Hack for radio group button, the validation go the first radio
				caller = $("input[name="+callerName+"]:first")
			}
			closePrompt(caller)
		}		
		  
		/* VALIDATION FUNCTIONS */
		function _required(caller,rules){   // VALIDATE BLANK FIELD
			callerType = $(caller).attr("type")
			
			if (callerType == "text" || callerType == "password" || callerType == "textarea"){
				
				if(!$(caller).val()){
					isError = true
					promptText += settings.allrules[rules[i]].alertText+"<br />"
				}	
			}
			if (callerType == "radio" || callerType == "checkbox" ){
				callerName = $(caller).attr("name")
		
				if($("input[name="+callerName+"]:checked").size() == 0) {
					isError = true
					if($("input[name="+callerName+"]").size() ==1) {
						promptText += settings.allrules[rules[i]].alertTextCheckboxe+"<br />" 
					}else{
						 promptText += settings.allrules[rules[i]].alertTextCheckboxMultiple+"<br />"
					}	
				}
			}	
			if (callerType == "select-one") { // added by paul@kinetek.net for select boxes, Thank you
					callerName = $(caller).attr("id");
				
				if(!$("select[name="+callerName+"]").val()) {
					isError = true;
					promptText += settings.allrules[rules[i]].alertText+"<br />";
				}
			}
			if (callerType == "select-multiple") { // added by paul@kinetek.net for select boxes, Thank you
					callerName = $(caller).attr("id");
				
				if(!$("#"+callerName).val()) {
					isError = true;
					promptText += settings.allrules[rules[i]].alertText+"<br />";
				}
			}
		}
		function _customRegex(caller,rules,position){		 // VALIDATE REGEX RULES
			customRule = rules[position+1]
			pattern = eval(settings.allrules[customRule].regex)
			
			if(!pattern.test($(caller).attr('value'))){
				isError = true
				promptText += settings.allrules[customRule].alertText+"<br />"
			}
		}
		function _confirm(caller,rules,position){		 // VALIDATE FIELD MATCH
			confirmField = rules[position+1]
			
			if($(caller).attr('value') != $("#"+confirmField).attr('value')){
				isError = true
				promptText += settings.allrules["confirm"].alertText+"<br />"
			}
		}
		function _length(caller,rules,position){    // VALIDATE LENGTH
		
			startLength = eval(rules[position+1])
			endLength = eval(rules[position+2])
			feildLength = $(caller).attr('value').length

			if(feildLength<startLength || feildLength>endLength){
				isError = true
				promptText += settings.allrules["length"].alertText+startLength+settings.allrules["length"].alertText2+endLength+settings.allrules["length"].alertText3+"<br />"
			}
		}
		function _minCheckbox(caller,rules,position){    // VALIDATE CHECKBOX NUMBER
		
			nbCheck = eval(rules[position+1])
			groupname = $(caller).attr("name")
			groupSize = $("input[name="+groupname+"]:checked").size()
			
			if(groupSize > nbCheck){	
				isError = true
				promptText += settings.allrules["minCheckbox"].alertText+"<br />"
			}
		}   
		return(isError) ? isError : false;
	};
	var closePrompt = function(caller) {	// CLOSE PROMPT WHEN ERROR CORRECTED
		closingPrompt = $(caller).attr("id")

		$("."+closingPrompt).fadeTo("fast",0,function(){
			$("."+closingPrompt).remove()
		});
	};
	var submitValidation = function(caller) {	// FORM SUBMIT VALIDATION LOOPING INLINE VALIDATION
		var stopForm = false
		$(caller).find(".formError").remove()
		var toValidateSize = $(caller).find("[class^=validate]").size()
		
		$(caller).find("[class^=validate]").each(function(){
			var validationPass = loadValidation(this)
			return(validationPass) ? stopForm = true : "";	
		});
		if(stopForm){							// GET IF THERE IS AN ERROR OR NOT FROM THIS VALIDATION FUNCTIONS
			destination = $(".formError:first").offset().top;
			$("html:not(:animated),body:not(:animated)").animate({ scrollTop: destination}, 1100)
			return true;
		}else{
			return false
		}
	};
};