//var undefined = false;
/**
	* Lisaparameetrite massiiv
	*/
//var propertiesArray = new Array();

/**
	* Valjade lisaparameetrite objekt
	*/
function propertiesObject(name, type, label, mandatory, maxLength, minLength, formName) {
	this.name = name;
	this.type = type;
	this.mandatory = mandatory;
	this.maxLength = maxLength;
	this.minLength = minLength;
	this.formName = formName;
	this.label = label;
}

/**
	* Radio button'i valideerimiseks abiobjekt
	*/
function radioButtonObject(name,checked, value, label) {
	this.name = name;
	this.checked = checked;
	this.value = value;
	this.label = label;
}

/**
 	*pildi nime muutmise funktsioon
  */
function renameImage(fieldName, formName) {
	var form = document.forms[formName];
  var imageName = "img_"+fieldName;
	var imageNewName = "img_"+fieldName+formName;
	var imageObj = document.images[imageName];
	imageObj.name = imageNewName;
	return true;
}

/**
	* Abifunktsioon nimejargi otsingu tegemiseks
	*/

function getPropertyByName(propArray, propName, formName) {
	var result = "";	
	for (var j = 0; j < propArray.length ; j ++) {
		if ((propArray[j] != null) && (propArray[j].name == propName) && (propArray[j].formName == formName)) {
			result = propArray[j];
			break;
		}
	}
	return result;
}

/**
	* elemendi nime jargi tagastamine
	*/
/*
function getImageByName(name) {
	var result = "";

	for (var iidx = 0; iidx < document.images.length ; iidx++) {
		alert("get images"+document.images[iidx].name);
		if (document.images[iidx].name == name) { 
			result = document.images[iidx];
		}
	}
	return result;
}
*/

/**
	* Valja nime tagastamise funktsioon
	*/
function getLabel(element) {
	var result;
	if (element.label == null) {
		result = element.name;
	}
	else {
		result = element.label;
	}
	return result;
}

/**
	* Vaartuse pikkuse valideerimine (max)
	*/
function validateMaxLength(element, vMax) {
	var result = true;
	if (element.value.length > vMax) {
		result = false; 
	}
	return result;
}

/**
	* Vaartuse pikkuse valideerimine (min)
	*/
function validateMinLength(element, vMin) {
	var result = true;
	if (element.value.length < vMin) {
		result = false;
	}
	return result;
}

/**
	* Kuupaeva valideerimine
	*/
function validateDate(element) {
	var result = true;
	var datRes = "";
	datRes = datecheck(element,"DD.MM.RRRR");
	if (datRes != element.value) {
		element.value = datRes;
		result = false;
	}
	return result;
}

/**
	* Kellaaja valideerimine
	*/
function validateTime(element) {
	var result = true;
	var time = element.value;
  if (time.length == 0) {
    return true;
  }
	var hh = time.substring(0,2);
	var mm = time.substring(3,5);
	if (time.length != 5) {
		result = false;
	}
	if (time.charAt(2) != ':') {
		result = false;
	}
	if (isNaN(hh) || isNaN(mm) || hh > 24 || mm > 60) {
		result = false;
	}
	return result;
}

/**
	* Isikukoodi valideerimine
	*/
function validateSocSecurity(element) {
  var _code = element.value;
  var i;
  var ch = '';
  if (element.value=="") {
		return true;
	}

  for (i=0; i<_code.length; i++) {
    ch = _code.charAt(i);
    if (ch < '0' || ch > '9') {
      return false;
   	}
  }
  if (_code.length==11) {
    var kontroll = _code.charAt(10);
    var kaal1 = (_code.charAt(0)*1 + _code.charAt(1)*2 + _code.charAt(2)*3 + _code.charAt(3)*4 + _code.charAt(4)*5
                 + _code.charAt(5)*6 + _code.charAt(6)*7 + _code.charAt(7)*8 + _code.charAt(8)*9 + _code.charAt(9)*1) %11;
    if (kaal1==10) {
      kaal1 = (_code.charAt(0)*3 + _code.charAt(1)*4 + _code.charAt(2)*5 + _code.charAt(3)*6 + _code.charAt(4)*7 + _code.charAt(5)*8
               + _code.charAt(6)*9 + _code.charAt(7)*1 + _code.charAt(8)*2 + _code.charAt(9)*3) %11;
    }
    if (kaal1==kontroll)
      return true;
    else {
      return false;
    }
  }
  else {
    return false;
  }
	return true;
}

/**
	* Krediitkaardi numbri valideerimine
	*/
function validateCreditCard(element) {
	return luhnCheck(element.value);
}

/**
	* Rahasumma valideerimine
	*/
function validateCurrency(element) {
	var result = true;
	result = validateNumber(element);
	return result;
}

/**
	* Struts'i Krediitkaardi valideerimise func.
	*/
function luhnCheck(cardNumber) {
  if (isLuhnNum(cardNumber)) {
    var no_digit = cardNumber.length;
    var oddoeven = no_digit & 1;
    var sum = 0;
    for (var count = 0; count < no_digit; count++) {
      var digit = parseInt(cardNumber.charAt(count));
      if (!((count & 1) ^ oddoeven)) {
        digit *= 2;
        if (digit > 9) {
					igit -= 9;
        }
        sum += digit;
      }
      if (sum == 0) {
				return false;
			}
      if (sum % 10 == 0) {
				return true;
			}
    }
    return false;
  }
}

/**
	* Struts'i Krediitkaardi valideerimise func.
	*/
function isLuhnNum(argvalue) {
  var argvalue = argvalue.toString();
  if (argvalue.length == 0) {
    return false;
  }
  for (var n = 0; n < argvalue.length; n++) {
    if ((argvalue.substring(n, n+1) < "0") ||
      (argvalue.substring(n,n+1) > "9")) {
      return false;
    }
  }
  return true;
}

/**
	* Koguse (numbrivaartus) valideerimine
	*/
function validateAmount(element) {
	var result = true;
	result = validateNumber(element);
	return result;
}

/**
	* e-mail'i valideerimise funktsioon
	*/
function validateEmail(element) {
	var result = true;
	var emailStr = element.value;
  if (emailStr.length == 0) {
    return true;
  }
  var emailPat=/^(.+)@(.+)$/;
  var specialChars="\\(\\)<>@,;:\\\\\\\"\\.\\[\\]";
  var validChars="\[^\\s" + specialChars + "\]";
  var quotedUser="(\"[^\"]*\")";
  var ipDomainPat=/^(\d{1,3})[.](\d{1,3})[.](\d{1,3})[.](\d{1,3})$/;
  var atom=validChars + '+';
  var word="(" + atom + "|" + quotedUser + ")";
  var userPat=new RegExp("^" + word + "(\\." + word + ")*$");
  var domainPat=new RegExp("^" + atom + "(\\." + atom + ")*$");
  var matchArray=emailStr.match(emailPat);
  if (matchArray == null) {
    return false;
  }
  var user=matchArray[1];
  var domain=matchArray[2];
  if (user.match(userPat) == null) {
    return false;
  }
  var IPArray = domain.match(ipDomainPat);
  if (IPArray != null) {
    for (var i = 1; i <= 4; i++) {
      if (IPArray[i] > 255) {
        return false;
      }
    }
    return true;
  }
  var domainArray=domain.match(domainPat);
  if (domainArray == null) {
    return false;
  }
  var atomPat=new RegExp(atom,"g");
  var domArr=domain.match(atomPat);
  var len=domArr.length;
  if ((domArr[domArr.length-1].length < 2) ||
    (domArr[domArr.length-1].length > 3)) {
    return false;
  }
  if (len < 2) {
    return false;
  }
  return true;
}

/**
	* Integer tuupi vaartuste valideerimine
	*/
function validateInteger(element) {
	var result = true;
	var numStr = element.value;
  if (numStr.length == 0) {
    return true;
  }
	if (isNaN(element.value)) {
		return false;
	}
	else {
		return true;
	}
/*
  var arv = element.value;
  var i;
  var ch = '';
  for (i=0; i<arv.length; i++) {
    ch = arv.substring(i, i+1);
    if (ch<'0' || ch>'9') {
			result = false;
			break;
    }
  }
	return result;
*/
}

/**
	* Numbrivaartuse valideerimine
	*/
function validateNumber(element) {
	var chImage;
	var result = true;
  var arv = element.value;
  if (arv.indexOf(',')!=-1) {
    arv = arv.substring(0, arv.indexOf(','))+'.'+arv.substring(arv.indexOf(',')+1, arv.length);
    elementName.value = arv;
  }
  var i;
  var hadpoint = 0;
  var ch = '';
  var chprev = '';
  for (i=0; i<arv.length; i++) {
    ch = arv.substring(i, i+1);
    if (((ch<'0' || ch>'9') && ch!='.' && ch!='-') || 
        (ch=='-' && (i>0 || arv.length<=1)) || 
        (ch=='.' && (chprev=='-' || i==0 || i==arv.length-1))) {
      result = false;
      break;
    }
    else {
      if (hadpoint==1 && ch=='.') {
        result = false;
        break;
      }
      else {
        if (ch=='.') {
          hadpoint = 1;
        }
      }
    }
    chprev = ch;
  }
	return result;
}

/**
	* Select box'i & multiselect box'i valideerimise funktsioon
	*/
function validateSelectBoxMandatory(selectBox) {
	var result = false;
	var selectOptions = selectBox.options;
	for (var opi = 0; opi < selectOptions.length ; opi++) {
		if ((!result) && selectOptions[opi].selected == true && (selectOptions[opi].value == null || selectOptions[opi].value == undefined || selectOptions[opi].value == '')) {
			result = false;
		}
		else if (selectOptions[opi].selected == true && (selectOptions[opi].value != null && selectOptions[opi].value != undefined && selectOptions[opi].value != '')) {
			result = true;
		}
	}
	return result;
}

/**
	* Radio button'ite valideerimine
	*/
function validateRadios(radioArray, form) {
	var resultMsg = "";
	var stepResult = false;
	for (var rad = 0; rad < radioArray.length ; rad++) {
		if (radioArray[rad] != null && radioArray[rad] != undefined){
			stepResult = false;
			for (var rad2 = rad; rad2 < radioArray.length ; rad2++) {
				if (radioArray[rad].name == radioArray[rad2].name && radioArray[rad2].checked == true) {
					stepResult = true;
				}
				if (radioArray[rad].name == radioArray[rad2].name) {
					if (rad != rad2) {
						delete radioArray[rad2];
					}
				}
			}
			if (!stepResult) {
				resultMsg = resultMsg.concat("Väli: ",radioArray[rad].label," on kohustuslik. \n");
				imageName = "img_"+radioArray[rad].name+form.name;
				imageObj = document.images[imageName];
				if (imageObj != null && imageObj != undefined) {
					imageObj.src = "gfx/ico_error.gif";
				}
				else {
					imageName = "img_"+radioArray[rad].name;
					imageObj = document.images[imageName];
					if (imageObj != null && imageObj != undefined) {
						imageObj.src = "gfx/ico_error.gif";
					}
				}
			}
			else {
				imageName = "img_"+radioArray[rad].name+form.name;
				imageObj = document.images[imageName];
				if (imageObj != null && imageObj != undefined) {
					imageObj.src = "gfx/1.gif";
				}					
				else {
					imageName = "img_"+radioArray[rad].name;
					imageObj = document.images[imageName];
					if (imageObj != null && imageObj != undefined) {
						imageObj.src = "gfx/1.gif";
					}
				}
			}
		}
	}
	return resultMsg;
}

/**
	* Valja valideerimise uldime funktsioon
	*/
function validateField(field, fieldProperty) {
	var resultMsg = "";
	var label = getLabel(field);
	var mandatory = fieldProperty.mandatory;
	//mandatory validation
	if (fieldProperty.type != null && fieldProperty.type != undefined && fieldProperty.type == "select" && mandatory != null && mandatory != undefined && mandatory != "" && mandatory == "true" && (!validateSelectBoxMandatory(field))) {
		resultMsg = resultMsg.concat("Väli: ",label," on kohustuslik. \n");
	}
	else if (mandatory != null && mandatory != undefined && mandatory != "" && mandatory == "true" && field.value == "") {
		resultMsg = resultMsg.concat("Väli: ",label," on kohustuslik. \n");
	}

	//different types validation
	if (fieldProperty.type != null && fieldProperty.type != undefined && fieldProperty.type == "text") {
		if (fieldProperty.maxLength != null  && fieldProperty.maxLength != undefined && fieldProperty.maxLength != 0 && (!validateMaxLength(field,fieldProperty.maxLength))) {
			resultMsg = resultMsg.concat("Valja : ",label," vaartus on liiga pikk. \n");
		}
		if (fieldProperty.minLength != null && fieldProperty.minLength != undefined && (!validateMinLength(field,fieldProperty.minLength))) {
				resultMsg = resultMsg.concat("Valja : ",label," vaartus on liiga luhike. \n");
		}
	} else if (fieldProperty.type != null && fieldProperty.type != undefined && fieldProperty.type == "date" && (!validateDate(field))) {
		resultMsg = resultMsg.concat("Kuupaev valjas: ",label," on valel kujul. \n");			
	} else if (fieldProperty.type != null && fieldProperty.type != undefined && fieldProperty.type == "time" && (!validateTime(field))) {
		resultMsg = resultMsg.concat("Kellaaeg valjas: ",label," on valel kujul. \n");			
	} else if (fieldProperty.type != null && fieldProperty.type != undefined && fieldProperty.type == "currency" && (!validateCurrency(field))) {
		resultMsg = resultMsg.concat("Raha summa valjas: ",label," on valel kujul. \n");	
		if (fieldProperty.maxLength != null && fieldProperty.maxLength != undefined && fieldProperty.maxLength != 0 && (!validateMaxLength(field,fieldProperty.maxLength))) {
			resultMsg = resultMsg.concat("Valja : ",label," vaartus on liiga pikk. \n");
		}
		if (fieldProperty.minLength != null && fieldProperty.minLength != undefined && (!validateMinLength(field,fieldProperty.minLength))) {
			resultMsg = resultMsg.concat("Valja : ",label," vaartus on liiga luhike. \n");
		}		
	} else if (fieldProperty.type != null && fieldProperty.type != undefined && fieldProperty.type == "amount" && (!validateAmount(field))) {
		resultMsg = resultMsg.concat("Kogus valjas: ",label," on valel kujul. \n");			
		if (fieldProperty.maxLength != null && fieldProperty.maxLength != undefined && fieldProperty.maxLength != 0 && (!validateMaxLength(field,fieldProperty.maxLength))) {
			resultMsg = resultMsg.concat("Valja : ",label," vaartus on liiga pikk. \n");
		}
		if (fieldProperty.minLength != null && fieldProperty.minLength != undefined && (!validateMinLength(field,fieldProperty.minLength))) {
			resultMsg = resultMsg.concat("Valja : ",label," vaartus on liiga luhike. \n");
		}
	} else if (fieldProperty.type != null && fieldProperty.type != undefined && fieldProperty.type == "socSecCode" && (!validateSocSecurity(field))) {
		resultMsg = resultMsg.concat("Isikukood valjas: ",label," on valel kujul. \n");			
	} else if (fieldProperty.type != null && fieldProperty.type != undefined && fieldProperty.type == "creditCard" && (!validateCreditCard(field))) {		
		resultMsg = resultMsg.concat("Krediitkaardi number valjas: ",label," on valel kujul. \n");			
	}	else if (fieldProperty.type != null && fieldProperty.type != undefined && fieldProperty.type == "eMail" && (!validateEmail(field))) {
		resultMsg = resultMsg.concat("e-mail valjas: ",label," olev vaartus on valel kujul. \n");	
		if (fieldProperty.maxLength != null && fieldProperty.maxLength != undefined && fieldProperty.maxLength != 0 && (!validateMaxLength(field,fieldProperty.maxLength))) {
			resultMsg = resultMsg.concat("Valja : ",label," vaartus on liiga pikk. \n");
		}
		if (fieldProperty.minLength != null && fieldProperty.minLength != undefined && (!validateMinLength(field,fieldProperty.minLength))) {
			resultMsg = resultMsg.concat("Valja : ",label," vaartus on liiga luhike. \n");
		}		
	} else if (fieldProperty.type != null && fieldProperty.type != undefined && fieldProperty.type == "integer" && (!validateInteger(field))) {
		resultMsg = resultMsg.concat("Taisarv valjas: ",label," on valel kujul. \n");	
		if (fieldProperty.maxLength != null && fieldProperty.maxLength != undefined && fieldProperty.maxLength != 0 && (!validateMaxLength(field,fieldProperty.maxLength))) {
			resultMsg = resultMsg.concat("Valja : ",label," vaartus on liiga pikk. \n");
		}
		if (fieldProperty.minLength != null && fieldProperty.minLength != undefined && (!validateMinLength(field,fieldProperty.minLength))) {
			resultMsg = resultMsg.concat("Valja : ",label," vaartus on liiga luhike. \n");
		}				
	}	
	if (resultMsg != "") {
		//field.bgColor = "#FFE2E2";
	}
	return resultMsg;
}

/**
	* Vormi valideerimise funktsioon
	*/
function validateForm(form, propertiesArray) {
	var resultMsg = "";
	var tmpMsg;
	var foundProperty;
	var numOfElements = form.elements.length;
	var imageName = "";
	var imageObj;
	var radiosArray = new Array();
	for (var idx = 0; idx < numOfElements ; idx++) {
//		alert("before get image "+form.elements[idx].name+" "+form.elements[idx].type);

//		resultMsg = resultMsg.concat("element: ",form.elements[idx].type," ",form.elements[idx].name," \n");
		if (form.elements[idx].type != "image" && form.elements[idx].type != "radio") { 
			foundProperty = getPropertyByName(propertiesArray, form.elements[idx].name, form.name);
			if (foundProperty != null && foundProperty != undefined) {
//				resultMsg = resultMsg.concat("element: ",foundProperty.type," \n");
				tmpMsg = validateField(form.elements[idx], foundProperty);
				imageName = "";
				if (tmpMsg != "") {
					resultMsg = resultMsg.concat(tmpMsg);
					imageName = "img_"+form.elements[idx].name+form.name;
					imageObj = document.images[imageName];
					if (imageObj != null && imageObj != undefined) {
						imageObj.src = "gfx/ico_error.gif";
					}
					else {
						imageName = "img_"+form.elements[idx].name;
						imageObj = document.images[imageName];
						if (imageObj != null && imageObj != undefined) {
							imageObj.src = "gfx/ico_error.gif";
						}
					}
				}
				else {
					resultMsg = resultMsg.concat(tmpMsg);
					imageName = "img_"+form.elements[idx].name+form.name;
					imageObj = document.images[imageName];
					if (imageObj != null && imageObj != undefined) {
						imageObj.src = "gfx/1.gif";
					}					
					else {
						imageName = "img_"+form.elements[idx].name;
						imageObj = document.images[imageName];
						if (imageObj != null && imageObj != undefined) {
							imageObj.src = "gfx/1.gif";
						}
					}
				}
				tmpMsg = "";
			}
		}
		else if (form.elements[idx].type == "radio") {
			foundProperty = getPropertyByName(propertiesArray, form.elements[idx].name, form.name);	
			if (foundProperty != null && foundProperty != undefined) {
				radiosArray[radiosArray.length] = new radioButtonObject(form.elements[idx].name,form.elements[idx].checked, form.elements[idx].value, foundProperty.label);
			}
			//alert(field.type+" "+field.name+" "+field.checked+" "+field.value);
		}			
	}

	tmpMsg = validateRadios(radiosArray, form);
	if (tmpMsg != "") {
		resultMsg = resultMsg.concat(tmpMsg);
	}
	
	if (resultMsg != "") {
		window.alert(resultMsg);
		return false;
	}
	else {
//		form.submit();
		return true;
	}

}