/***************************************************************
*
*  Universal validate-form
*
* $Id: jsfunc.validateform.js,v 1.4 2004/04/19 15:25:53 typo3 Exp $
*
*
*
*  Copyright notice
*
*  (c) 1998-2003 Kasper Skaarhoj
*  All rights reserved
*
*  This script is part of the TYPO3 t3lib/ library provided by
*  Kasper Skaarhoj <kasper@typo3.com> together with TYPO3
*
*  Released under GNU/GPL (see license file in tslib/)
*
*  This script is distributed in the hope that it will be useful,
*  but WITHOUT ANY WARRANTY; without even the implied warranty of
*  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
*
*  This copyright notice MUST APPEAR in all copies of this script
***************************************************************/


function validateForm(theFormname,theFieldlist,rootDir)	{


	if (document[theFormname] && theFieldlist)	{
		var index=1;
		var theField = split(theFieldlist, ",", index);
		var theField2='';
		var msg="";
		var theEreg = '';
		var theEregMsg = '';
		var specialMode = '';
		var theForm = document[theFormname];
		var value;
		var value2;
		var success=true;
		var globSuccess=true;
		var isRequired;
		var errFields="";

		while (theField) {
			success=true;

			theEreg = '';
			specialMode = '';

				// Check special modes:
			if (theField == '_EREG')	{	// EREG mode: _EREG,[error msg],[JS ereg],[fieldname],[field Label]
				specialMode = theField;

				index++;
				theEregMsg = unescape(split(theFieldlist, ",", index));
				index++;
				theEreg = unescape(split(theFieldlist, ",", index));
			} else if (theField == '_EMAIL')	{
				specialMode = theField;



			} else if(theField == '_CONFIRM') {
				specialMode = theField;

				index++;
				theField2 = unescape(split(theFieldlist, ",", index));
			}

				// Get real field name if special mode has been set:
			if (specialMode)	{
				index++;
				theField = split(theFieldlist, ",", index);
			}

			index++;
			isRequired = unescape(split(theFieldlist, ",", index));
			index++;
			theLabel = unescape(split(theFieldlist, ",", index));
			theField = unescape(theField);



			if (document[theFormname][theField])	{
				var fObj = document[theFormname][theField];

				value=getValue(fObj);
				if(theField2) {
					var fObj2 = document[theFormname][theField2];
					value2=getValue(fObj2);
				}

				if(isRequired=='true' && !value) {
					errFields+=theLabel+", ";
					success=false;
				} else if(value) {
					switch(specialMode)	{
						case "_EMAIL":
							var theRegEx_notValid = new RegExp("(@.*@)|(\.\.)|(@\.)|(\.@)|(^\.)", "gi");
							var theRegEx_isValid = new RegExp("^.+\@[a-zA-Z0-9\-\.]+\.([a-zA-Z]{2,4}|[0-9]{1,3})$","");
							if (!theRegEx_isValid.test(value)&&value)	{	// This part was supposed to be a part of the condition: " || theRegEx_notValid.test(value)" - but I couldn't make it work (Mozilla Firefox, linux) - Anyone knows why?
								errFields+=theLabel+", ";
								success=false;
							}
						break;
						case "_EREG":
							var theRegEx_isValid = new RegExp(theEreg,"");
							if (!theRegEx_isValid.test(value)&&value)	{
								errFields+=theLabel+", ";
								success=false;
							}
						break;
						case "_CONFIRM":
							if(value!=value2) {
								errFields+=theLabel+", ";
								success=false;
							}
						break;
					}
				}
			}
			index++;
			theField = split(theFieldlist, ",", index);

			if(!success) {
				globSuccess=false;
				fObj.className=fObj.getAttribute('errorClass');
				if(fObj2) {
					fObj2.className=fObj2.getAttribute('errorClass');
				}
			} else {
				fObj.className=fObj.getAttribute('oldClass');
				if(fObj2) {
					fObj2.className=fObj2.getAttribute('oldClass');
				}
			}
		}

		if(globSuccess) {
			theForm.submit();
			//}
			return true;
		} else {
			errFields=errFields.substring(0,(errFields.length-2));

			//top.raiseMessage(2,"Die Felder "+errFields+" wurden nicht korrekt ausgefüllt.","0x0001","","",rootDir);
			return false;
		}
	} else {
		if(document[theFormname]) {

			var theForm=document[theFormname];
			theForm.submit();
		}
	}
}

function getValue(fObj) {
		var type=fObj.type;
		if (!fObj.type)	{
			type="radio";
		}
		var value="";
		switch(type)	{
			case "text":
			case "password":
			case "textarea":
				value = fObj.value;
			break;
			case "select-one":
				if (fObj.selectedIndex>=0)	{
					value = fObj.options[fObj.selectedIndex].value;
				}
			break;
			case "select-multiple":
				var l=fObj.length;
				for (a=0;a<l;a++)	{
					if (fObj.options[a].selected)	{
						 value+= fObj.options[a].value;
					}
				}
			break;
			case "radio":
				var l=fObj.length;
				for (a=0; a<l;a++)	{
					if (fObj[a].checked)	{
						value = fObj[a].value;
					}
				}
			break;
			default:
				value=1;
		}
		return value;
}

function split(theStr1, delim, index) {
	var theStr = ''+theStr1;
	var lengthOfDelim = delim.length;
	sPos = -lengthOfDelim;
	if (index<1) {index=1;}
	for (a=1; a<index; a++)	{
		sPos = theStr.indexOf(delim, sPos+lengthOfDelim);
		if (sPos==-1)	{return null;}
	}
	ePos = theStr.indexOf(delim, sPos+lengthOfDelim);
	if(ePos == -1)	{ePos = theStr.length;}
	return (theStr.substring(sPos+lengthOfDelim,ePos));
}

function chFieldStat(theForm,theFieldlist,enable,obj) {
	var index=1;
	var theField = split(theFieldlist, ",", index);

	while(theField) {
		//alert(theField);
		var obj = document[theForm][theField];

		obj.disabled = (!enable);
		index++;
		theField = split(theFieldlist, ",", index);

	}
}