/** 

 * SAF (Standard Action Forms) Validation 

 * Client-side validation routines for all forms that have a class attribute of

 * saf (ex. <form id="sampleform" action="." method="post" class="saf">).

 *

 * @version 2.0

 *

 * @author Matt Dertinger

 * @author Yun Qian

 *

 * @see /c/06/saf.css for presentation rules

 * @see SAFRULE object within saf/conf.js file for the related validation 

 * rules.

 * @see the SAF_l10._ERRORMSG object within saf/l10n/safmessages_en.js for associated 

 * localized error messages in English

 * @see the SAF_l10._ERRORMSG object within safl10n/safmessages_es.js for associated 

 * localized error messages in Spanish

 * @see the SAF_l10._ERRORMSG object within saf/l10n/safmessages_zh-Hant.js for 

 * associated localized error messages in Chinese

 *

 */



var safTimer = setTimeout('',2000);



function safHandler() {

	/* Member Variables */

//	this.f;

//	this.fld;

	this.isError = 0;

	this.checkMultiple = "";

	this.isCancel = false;

	this.setSAF = function() {

		var i, j;

		for (i = document.forms.length; i != 0; i--) {

			if (document.forms[i-1].className.indexOf("saf") != -1) {

				this.f = document.forms[i-1];

			//	this.f.onsubmit = function() { return safObj.validateAll(this); };

			//	addEvent(this.f,"submit",function() { return safObj.validateAll(safObj.f); });

				addEvent(this.f,"submit",safObj.validateAll,false);

				for (j = this.f.elements.length; j != 0; j--) {

					var el = this.f.elements[j-1];

					/* If <var>el</var> is not a member of the SAFTYPE array 

					 * or the array item is set to false, then continue to 

					 * next form element.

					 *

					 * @see /j/06/constants.js for SAFTYPE array 

					 */

					if(!el.type) continue;

					if (el.type == "submit"){ addEvent(el,"click",safObj.checkSubmit,false); continue; }

					if (typeof SAFTYPE[el.type] == "undefined" || SAFTYPE[el.type] == 0) continue;

					//el.onblur = function() { safObj.setBlur(this); };

					//el.onfocus = function() { safObj.setFocus(this); };

					addEvent(el,"blur",safObj.setBlur,false);

					addEvent(el,"focus",safObj.setFocus,false);

					if (el.type == "select-one") {

						//el.onchange = function() { safObj.setChange(this); };

						addEvent(el,"change",safObj.setChange,false);

					} else if (el.type == "radio" || el.type == "checkbox") {

						//el.onclick = function() { safObj.setClick(this); };

						addEvent(el,"click",safObj.setClick,false);

					} 

					safObj.setLoad(el);

				}

			}

		}

	}

}



safHandler.prototype.checkSubmit = function(obj) {

	obj = obj.target ? obj.target : obj.srcElement? obj.srcElement : obj;

	if (obj.name.toLowerCase().indexOf("cancel") != -1)

		safObj.isCancel = true;

}



var n;

/* SAF Validate Methods */

safHandler.prototype.validate = function() {

	/* Local Variable to store the object reference of the current field being validated */

	var fld = this.fld;

	if(typeof arguments[0] != 'undefined')

		fld = document.getElementById(arguments[0]);

	

	/* local string variable to store the validation rules assigned to the current field being validated */

	var vRules = fld.className;

	

	/* Match objects for Regular Expression Literals */



	var reMask = /MASK(\S+)/.exec(vRules);

	

	var reRequiredIf = /IF-(\S+)/.exec(vRules);

	var reCharLimit = /CHARLIMIT(\S+)/.exec(vRules);

	var reCompare = /COMPARE-(\S+)/.exec(vRules);

	

	/* Local Boolean Variables */

	/* Store validation rules to apply to the current field being validated */

	var isRequired = (vRules.indexOf("REQUIRED") != -1 && vRules.indexOf('IF-') == -1) ? 1 : 0;

	var isRequiredIf = (vRules.indexOf('IF-') != -1) ? 1 : 0;

	var isMask = (vRules.indexOf('MASK') != -1) ? 1 : 0;

	var isCharLimit = (vRules.indexOf('CHARLIMIT') != -1) ? 1 : 0;

	var isMultiple = (vRules.indexOf('HAS') != -1) ? 1 : 0;

	var isCompare = (vRules.indexOf('COMPARE') != -1) ? 1 : 0;

	if (isCompare) var compareRule = reCompare[1].split("-");

	var isUnique = (vRules.indexOf('UNIQUE') != -1) ? 1 : 0;

	if(isUnique) { this.doUnique(fld);}

	if(vRules.indexOf('HAS') != -1)

		n = vRules.substr(vRules.indexOf('HAS')+3,1);

	

	/* Store validation results for the current field being validated */

	var isRequiredErr = (isRequired && (fld.value.replace(/^\s+/, '') == "" || (fld.type == "radio" && !this.validateChecked(fld.form[fld.name])))) ? 1 : 0;

	

	var isRequiredIfErr = (isRequiredIf && !this.validateRequiredIf(reRequiredIf[1])) ? 1 : 0;

	

	var isMaskErr = 0;

	if(vRules.indexOf('HAS') == -1)

		isMaskErr = (isMask && (fld.value != "" && !this.validateMask(reMask[1]))) ? 1 : 0;

	var isCharLimitErr = (isCharLimit && !this.validateCharLimit(reCharLimit[1])) ? 1 : 0;

	/* Need to finish conditional statement for multipleErr */

//	var isMultipleErr = (isMultiple && fld.value == "") ? 1 : 0;

	var isMultipleErr = (isMultiple && this.validateMultiple(fld)) ? 1 : 0;

	

	var isCompareErr = (isCompare && this.validateCompare(compareRule[0],compareRule[1])) ? 1 : 0;



	this.isError = (isRequiredErr || isRequiredIfErr || isCharLimitErr || isMaskErr || isMultipleErr || isCompareErr) ? 1 : 0;



	/* local string variable to store the value of the current field's title attribute */

	var fldTitle = (fld.type == "radio") ? fld.form[fld.name][0].title : (isMultiple)? document.getElementById(fld.id.replace(/\d/g,'') + '0').title : fld.title;

	

	if(reMask && reMask.length>1 && isMultiple)

		reMask[1] = reMask[1].replace(/\d/g,'') ;

	/* local string variable to store the text of the message to be returned */

	var vMessage = (isRequiredErr) ? SAF_l10n._ERRORMSG["REQUIRED"] + fldTitle.toLowerCase() : (isRequiredIfErr) ? SAF_l10n._ERRORMSG["REQUIRED"] + fldTitle.toLowerCase(fld) : (isMaskErr)? fldTitle + SAF_l10n._ERRORMSG[reMask[1]] :(isMultipleErr) ? fldTitle + SAF_l10n._ERRORMSG["MULTIPLE"] : (isCharLimitErr) ? fldTitle + SAF_l10n._ERRORMSG["CHARLIMIT0"] + reCharLimit[1] + SAF_l10n._ERRORMSG["CHARLIMIT1"] : (isCompareErr) ? fldTitle + SAF_l10n._ERRORMSG["COMPARE"] + document.getElementById(compareRule[1]).title.toLowerCase() :"\u00A0";

	

	this.messageHandler(isMultiple,vMessage);

	if (this.isError) {

		return 0;

	}

	return 1;

}



var beforeSubmit = false;

safHandler.prototype.validateAll = function(obj) {

	if (safObj.isCancel){return true;}

	var f = obj.target ? obj.target : obj.srcElement? obj.srcElement : obj;

	beforeSubmit = true;

	if (document.getElementById(f.id+"-backenderror")){

		var backenderror = document.getElementById(f.id+"-backenderror")

		backenderror.className = "dn";

		}

	var i;

	var containsErrors = 0;

	var flds = f.elements;

	for (i = flds.length; i != 0; i--) {

		var fld = flds[i-1];	

		if (typeof SAFTYPE[fld.type] == "undefined" || SAFTYPE[fld.type] == 0) continue;

		safObj.fld = fld;

		if (!safObj.validate()){containsErrors = 1;}

	}

	if (containsErrors) {

		 scrollTo(0,0);

		if(obj.target) cancelHref(obj);

		return false;

	}



	return true;

}



safHandler.prototype.doUnique = function(fld){

	var num= fld.id.substr(fld.id.length-1,1);

	var relatedFldId = "";

	if(fld.className.indexOf("UNIQUE-") != -1){

		var fldClass = fld.className.split(" ");

		for(var i=0; i< fldClass.length;i++){

			if(fldClass[i].indexOf("UNIQUE-") != -1){

				relatedFldId = "_"+fldClass[i].replace("UNIQUE-","");

			}

		}

	}

	while (document.getElementById(fld.id.replace(/\d/g,++num)) !=null) {

		var elem = document.getElementById(fld.id.replace(/\d/g,num));

		if(elem.value==fld.value){

			document.getElementById(elem.id+relatedFldId).value = "";

			elem.selectedIndex = 0;

		}

		var elemValue =elem.value;

		var newitem = 1;

		if(elem.type == "select-one" && fld.type == "select-one"){

			elem.options.length = 1;

			for(i=1;i<fld.options.length;i++){

				if(fld.options[i].value == fld.value ) continue;

				elem.options[newitem] = new Option(fld.options[i].text,fld.options[i].value);

				if(fld.options[i].value ==elemValue)

					elem.options[newitem].selected = true;

				newitem++;

			}

		}

		

	}

}

	



safHandler.prototype.validateMultiple = function(fld){

	var num= fld.id.substr(fld.id.length-1,1);

	var error = false, blank=0;

	for (var j = 0; j < n; j++) {

		var elem = document.getElementById(fld.id.replace(/\d/g,'') + j)

		if(elem.value==""){

			blank++;

			if(j>num && !beforeSubmit) continue;

			else {

				error = true;

			}

		}

		

		var validationRules = elem.className.split(' ');

		for (var i = validationRules.length; i != 0; i--) {

			

			var vRule = validationRules[i-1];

			if (vRule.indexOf("MASK") != -1 && elem.value!="") {

				var rule = vRule.replace("MASK","");

				

				if(!SAFRULE._MASK[rule].test(elem.value)) {

					error = true;

					break;

				}

			}

			if (vRule.indexOf("NUMLIMIT") != -1) {

				limitn = vRule.replace('NUMLIMIT','');

				if (elem.length != limitn) {

					error = true;

					break;

				}

			}

		}

	}

	

	var isRequired = (fld.className.indexOf("REQUIRED") != -1 && fld.className.indexOf('IF-') == -1) ? 1 : 0;

	if(blank == n)  error=false;

	return error;

}



safHandler.prototype.validateCompare = function(op,compareFld){

	var error;

	switch(op){

		case 'EQ' : error = (this.fld.value==this.fld.form[compareFld].value) ? 0 : 1;

					break;

		case 'NEQ' : error = (this.fld.value!=this.fld.form[compareFld].value) ? 0 : 1;

					break;

		case 'GT' : error = (this.fld.value>this.fld.form[compareFld].value) ? 0 : 1;

					break;

		case 'GET' : error = (this.fld.value>=this.fld.form[compareFld].value) ? 0 : 1;

					break;

		case 'LT' : error = (this.fld.value<this.fld.form[compareFld].value) ? 0 : 1;

					break;

		case 'LET' : error = (this.fld.value<=this.fld.form[compareFld].value) ? 0 : 1;

					break;

		default: error = 1;

	}

	return error;

}



safHandler.prototype.validateRequiredIf = function(dependencies) {

	var fld = this.fld;

	var depends = dependencies.split('-');

	var dependantField = document.getElementById(depends[0]);

	var dependantValue = depends[1];

	var actualValue = "";

	

	if(dependantField.type=="radio"){

		var radioFld = dependantField.form[dependantField.name];

		for(var i=0; i<radioFld.length; i++)

			if (radioFld[i].checked )

				actualValue = radioFld[i].value;

	} else if(dependantField.className.indexOf('HAS') != -1){

		var num=dependantField.className.substr(dependantField.className.indexOf('HAS')+3,1);

		for(i=0; i<num; i++)

			actualValue +=  document.getElementById(dependantField.id.replace(/\d/g,'') + i).value;

	}else actualValue = dependantField.value;

	

	if (actualValue == dependantValue || (dependantValue == "NOTNULL" && actualValue.length != 0) || (dependantValue == "NULL" && actualValue.length == 0)) {

		if (fld.value == "") return 0;

		return 1;

	}

	return 1;

}



safHandler.prototype.validateMask = function(maskId) {

	if (SAFRULE._MASK[maskId].test(this.fld.value)) { 

		return 1;

	}

	return 0;

}



safHandler.prototype.validateCharLimit = function(maxlength) {

	var fldValue = this.fld.value.replace(/^\s+/, '');

	fldValue = fldValue.replace(/\s+$/, '')

//	alert(this.fld.name+"="+fldValue.length);

	if (fldValue.length <= maxlength) return 1;

	return 0;

}



safHandler.prototype.validateChecked = function(obj) {

	for (var i = obj.length; i != 0; i--) if (obj[i-1].checked) return 1; 

	return 0;

}



/* SAF Message Handle, used for display information to the site visitor after a

 * a call the validate() method 

 */

safHandler.prototype.messageHandler = function(isMultiple,str){

	var fld = this.fld;

	

	var fldId = (isMultiple || fld.type == "radio") ? fld.id.replace(SAFRULE._MASK["DIGITS"],'') : fld.id;

	var elemMsg;

	var parentDL = getAncestorByTagName(fld,'dl');

	if (parentDL == null){

		parentDL= getAncestorByTagName(fld,'tr')

		if (parentDL != null)

			parentDL=parentDL.getElementsByTagName('th')[0];

		}

	if(parentDL){

		var elemMsgId = fldId + "Msg";

		if (fld.type == "radio")

			elemMsgId = fld.name + "Msg";

		if (document.getElementById(elemMsgId)) {

			elemMsg = document.getElementById(elemMsgId);

			if (!elemMsg.firstChild) {

				elemMsg.appendChild(document.createTextNode('&#xA0;'));

			}

		} else  {

			elemMsg = createXhtmlElement('dd');

			elemMsg.id = elemMsgId;

			elemMsg.className = "fieldmessage";

			elemMsg.appendChild(document.createTextNode('&#xA0;'));

			if(parentDL && parentDL.tagName.toLowerCase() != "th")

				parentDL.appendChild(elemMsg);

		}

		if (this.isError) {

			if (parentDL.className.indexOf('error') == -1) {

				parentDL.className += " error";

			}

		} else {

			parentDL.className = parentDL.className.replace("error","");

		}

		

		elemMsg.firstChild.nodeValue = str;

		

	}

}



/* SAF Event Handler Methods */

safHandler.prototype.setFocus = function(obj) {

	var fld = obj.target ? obj.target : obj.srcElement? obj.srcElement : obj;

	beforeSubmit = false;

	if (!fld.className) fld.className = "";

	var fldId = (fld.id)? fld.id : "";

	

	if( safObj.checkMultiple != "" && fldId.indexOf(safObj.checkMultiple.replace(SAFRULE._MASK["DIGITS"],'')) == -1 ){

		setTimeout("safObj.validate('"+safObj.checkMultiple+"')",300);

		}

	if (fld.className.indexOf('HAS') != -1){

		var num = fld.className.substr(fld.className.indexOf('HAS')+3,1);

		safObj.checkMultiple = fld.id.replace(SAFRULE._MASK["DIGITS"],num-1);

	} else safObj.checkMultiple = "";

	

	var waitToValidate = (fld.type == "radio" || fld.type == "checkbox" || (fld.className.indexOf('HAS') != -1)) ? 1 : 0;

//	if (waitToValidate && fld.id.lastIndexOf("0") == -1){clearTimeout(safTimer); }

}



safHandler.prototype.setBlur = function(obj) {

	safObj.fld = obj.target ? obj.target : obj.srcElement? obj.srcElement : obj;

	safTimer = setTimeout("safObj.validate()",200);

}



safHandler.prototype.setChange = function(obj) {

	safObj.fld = obj.target ? obj.target : obj.srcElement? obj.srcElement : obj;



	if (safObj.fld.type == "select-one") {

		if (safObj.fld.className.indexOf('POPULATE') != -1) {

			safObj.setOptions(fld);

		}

	}

}



safHandler.prototype.setClick = function(obj) {

	var fld = obj.target ? obj.target : obj.srcElement? obj.srcElement : obj;



	if (fld.type == "radio" || fld.type == "checkbox") {

		if (fld.className.indexOf('RELATEDFIELDSET') != -1) {

			safObj.setRelatedFieldset(fld);

		}

		if (fld.className.indexOf('POPULATE') != -1) {

			safObj.setOptions(fld);

		}

		if (fld.className.indexOf('TOGGLEOPTIONS') != -1) {

			safObj.selectedType(fld);

		}

		if (fld.className.indexOf('SETHIDDENFIELDS') != -1) {

			safObj.setDealerTypeHiddenFields(fld);

		}

	}

}



safHandler.prototype.setLoad = function(obj) {

	var fld = obj;

	if (fld.className.indexOf('RELATEDFIELDSET') != -1) {

		this.setRelatedFieldset(fld);

	}

}



safHandler.prototype.setRelatedFieldset = function(obj) {

	var fld = obj;

	var relatedFieldset = document.getElementById(fld.id + "-fieldset");



	if (fld.form[fld.name].length > 0) {

		for (var i = fld.form[fld.name].length; i != 0; i--) {

			relatedFieldset = document.getElementById(fld.form[fld.name][i-1].id + "-fieldset");

			if (relatedFieldset != null) {

			/** Matt to look at it **/

				relatedFieldset.className = (fld.form[fld.name][i-1].checked) ? "db" : "dn"; 

			}

		}

	} else {

		if (relatedFieldset != null) {

			relatedFieldset.className = (fld.checked) ? "db" : "dn"; 

		}

	}

}



var safObj;

var initSAF = new domFunction(function() {

		if (typeof safHandler == "function") {

			safObj = new safHandler();

			safObj.setSAF();

		}

	}, { 'int_content' : 'id' } );