// Declaring valid date character, minimum year and maximum year
var dtCh= "/";
var minYear=1900;
var maxYear=2100;

function isInteger(s){
	var i;
    for (i = 0; i < s.length; i++){   
        // Check that current character is number.
        var c = s.charAt(i);
        if (((c < "0") || (c > "9"))) return false;
    }
    // All characters are numbers.
    return true;
}

function stripCharsInBag(s, bag){
	var i;
    var returnString = "";
    // Search through string's characters one by one.
    // If character is not in bag, append to returnString.
    for (i = 0; i < s.length; i++){   
        var c = s.charAt(i);
        if (bag.indexOf(c) == -1) returnString += c;
    }
    return returnString;
}

function daysInFebruary (year){
	// February has 29 days in any year evenly divisible by four,
    // EXCEPT for centurial years which are not also divisible by 400.
    return (((year % 4 == 0) && ( (!(year % 100 == 0)) || (year % 400 == 0))) ? 29 : 28 );
}
function DaysArray(n) {
	for (var i = 1; i <= n; i++) {
		this[i] = 31
		if (i==4 || i==6 || i==9 || i==11) {this[i] = 30}
		if (i==2) {this[i] = 29}
   } 
   return this;
}

function isDate(dtStr, fieldnameStr){
	var daysInMonth = DaysArray(12)
	var pos1=dtStr.indexOf(dtCh)
	var pos2=dtStr.indexOf(dtCh,pos1+1)
	var strMonth=dtStr.substring(0,pos1)
	var strDay=dtStr.substring(pos1+1,pos2)
	var strYear=dtStr.substring(pos2+1)
	strYr=strYear
	if (strDay.charAt(0)=="0" && strDay.length>1) strDay=strDay.substring(1)
	if (strMonth.charAt(0)=="0" && strMonth.length>1) strMonth=strMonth.substring(1)
	for (var i = 1; i <= 3; i++) {
		if (strYr.charAt(0)=="0" && strYr.length>1) strYr=strYr.substring(1)
	}
	month=parseInt(strMonth)
	day=parseInt(strDay)
	year=parseInt(strYr)
	if (pos1==-1 || pos2==-1){
		//alert("<%=AHMessages.getInstance().getMessage("INV_DATE_FORMAT_TYPE1")%> for " + fieldnameStr)
		return false;
	}
	if (month<1 || month>12){
		//alert("<%=AHMessages.getInstance().getMessage("INV_MONTH")%> for " + fieldnameStr)
		return false;
	}
	if (day<1 || day>31 || (month==2 && day>daysInFebruary(year)) || day > daysInMonth[month]){
		//alert("<%=AHMessages.getInstance().getMessage("INV_DAY")%> for " + fieldnameStr)
		return false;
	}
	if (strYear.length != 4 || year==0 || year<minYear || year>maxYear){
		//alert("<%=AHMessages.getInstance().getMessage("INV_YEAR")%> between "+minYear+" and "+maxYear + " for " + fieldnameStr )
		return false;
	}
	if (dtStr.indexOf(dtCh,pos2+1)!=-1 || isInteger(stripCharsInBag(dtStr, dtCh))==false){
		//alert("<%=AHMessages.getInstance().getMessage("INV_DATE")%> for " + fieldnameStr)
		return false;
	}
return true
}

function checkDateOrNull(str)
{

	if (str == null ||str == "" || isDate(str, "Auction End Date"))
	{
	return true;
	}
	else 
	{
	return false;
	}
	
}


function ValidateForm()
{
	var dt=document.frmSample.txtDate
	if (isDate(dt.value)==false)
{
		dt.focus()
		return false;
	}
    return true
 }
 
 
// functions from Validator.java
 
    function hasNumeric ( str)
    {
        var NumericFound = true ;
        re = new RegExp("[0-9]", "g");

        //String patternStr = "[0-9]";
        
         if (str==null)
        {
            return false;
        }    
        
        NumericFound = re.test(str);   
        return NumericFound;
                                   
    }
    
    
    function hasnonNumeric ( str)
    {
        var nonNumericFound = true ;
        //String patternStr = "[^0-9]";
         re = new RegExp("[^0-9]", "g");
         if (str==null)
        {
            return false;
        }    
        
        
        nonNumericFound = re.test(str);
        
        return nonNumericFound;
                                   
    }
    
    
     function hasnonAlpha ( str)
    {
         nonAlphaFound = true ;
        // String patternStr = "[^a-zA-Z]";
        
        re = new RegExp("[^a-zA-Z]", "g");
         if (str==null)
        {
            return false;
        }    
        
        nonAlphaFound = re.test(str);
        
        return nonAlphaFound;
                                   
    }
    
    function hasnonAlphaNumeric ( str)
    {
         nonAlphaNumericFound = true ;
         
         // String patternStr = "[^a-zA-Z_0-9]";
		 
        re = new RegExp("[^a-zA-Z0-9.]", "g"); 
		
         if (str==null)
        {
            return false;
        }    
        
        
        nonAlphaNumericFound = re.test(str);
        
        return nonAlphaNumericFound;
                                   
    }
	
	function hasnonAlphaNumericWithSpace ( str)
    {
         nonAlphaNumericFound = true ;
         
         // String patternStr = "[^a-zA-Z_0-9]";
		 
        re = new RegExp("[^a-zA-Z0-9\\s]", "g"); 
		
        if (str==null)
        {
            return false;
        }    
        
        
        nonAlphaNumericFound = re.test(str);
        
        return nonAlphaNumericFound;
                                   
    }
    
    function isInt (str)
    {
    	if (str==null || str.length == 0)
        {
            return false;
        }    
        
          if (hasnonNumeric(str))
    	{
    	 return false;
    	}
    	
    	else return true;
    	           
    }
	function isInt(str,minLength,maxLength)
	{
		if(str==null)
        {
            return false;
        }
        if(str.length<minLength || str.length>maxLength)
        {
            return false;
        }
        if(hasnonNumeric(str))
        {
            return false;
            
        }
        else return true;
	}

	function isDecimal(str)
    {
    	 isValid = false;
    	 re = new RegExp("[0-9]*[.][0-9]*", "g");
    	
        if (str==null)
        {
            return false;
        }    	
    	
        
        isValid = re.test(str);
       
        return isValid;  
        
          
    }
    
    
    function isAlpha(str)
    {
    	if (str==null)
        {
            return false;
        }    
        
    	if (hasnonAlpha(str))
    	{
    	 return false;
    	}
    	
    	else return true;
                 
    }
    
      
    function isAlphaNumeric (str)
    {
       
       	if (str==null)
        {
            return false;
        }    
        
        if (hasnonAlphaNumeric(str))
    	{
    	 return false;
    	}
    	
    	else return true;
    	           
    }
	function isAlphaNumeric(str,minLength,maxLength)
	{
		if(str==null )
		{
			return false;
		}
		if (str.length < minLength || str.length > maxLength) 
        {
        	return false;
        }
		if (hasnonAlphaNumeric(str))
    	{
    	 return false;
    	}
    	
    	else return true;
		
	}
	function isZipValid(str, minLength, maxLength)
	{
		if(str==null )
		{
			return false;
		}
		if (str.length < minLength || str.length > maxLength) 
        {
        	return false;
        }
		if(hasnonAlphaNumericWithSpace(str))
		{
			return false;
		}
		return true;
	}

    function isValidEmail(str)
    {
    	 isValid = false;
    	
    	
		if (isStringValid(str, 6, 75, false, true))
		{
		re = /^.+@.+\..{2,4}$/
		
			if (re.test(str))	
			{
			    isValid = true;
				
			}
		}
        
        else isValid =  false;
        return isValid;  
        
          
    }
    
    function isValidPhone(str)
    {
		isValid = false
		isValidpure = false;
		isValidmix = false;
		isValidfancy = false;
		
        if (isStringValid(str, 10, 18, false, true))
        {
        	
    	re = new RegExp("[0-9]{10}", "g");
    	if (re.test(str))	
			{
				 if (RegExp.leftContext.length == 0 && RegExp.rightContext.length == 0)
				 {
				  isValidpure = true;
				 }
			}
			
    	    	
            re = new RegExp("\\([0-9]{3}\\)[0-9]{7}", "g");
    	if (re.test(str))	
			{
				 if (RegExp.leftContext.length == 0 && RegExp.rightContext.length <= 1)
				 {
				  isValidfancy = true;
				 }
			}
			
			    
        re = new RegExp("\\([0-9]{3}\\)[0-9]{7}x[0-9]{4,5}", "g");
    	if (re.test(str))	
			{
				 if (RegExp.leftContext.length == 0 && RegExp.rightContext.length <= 1)
				 {
				  isValidmix = true;
				 }
			}
			
                
	        if (isValidpure || isValidmix || isValidfancy)
	        {
	        	isValid = true;
	        }
        
                
        }
        
        else isValid =  false;
        return isValid;  
        
          
    }
    
    
    function isValidFax(str)
    {
		isValid = false
		isValidpure = false;
		isValidmix = false;
		isValidfancy = false;
		
		if(str.length==0)
		{
		    return true;
		}
        if (isStringValid(str, 10, 18, false, true))
        {
        	
    	re = new RegExp("[0-9]{10}", "g");
    	if (re.test(str))	
			{
				 if (RegExp.leftContext.length == 0 && RegExp.rightContext.length == 0)
				 {
				  isValidpure = true;
				 }
			}
			
    	    	
            re = new RegExp("\\([0-9]{3}\\)[0-9]{7}", "g");
    	if (re.test(str))	
			{
				 if (RegExp.leftContext.length == 0 && RegExp.rightContext.length <= 1)
				 {
				  isValidfancy = true;
				 }
			}
			
			    
        if (isValidpure || isValidfancy)
	        {
	        	isValid = true;
	        }
        
                
        }
        
        else isValid =  false;
        return isValid;  
        
          
    }
    
    
    function isValidPassword(str)
    {
        if ( isStringValid(str, 6, 10, true, true))
        {
			if(hasnonAlpha(str) && !hasnonAlphaNumeric(str))
			{
			   	return true;
			}
        }
        else return false;
        
    }
    
    
    function isStringValid(str, minLength, maxLength, bNumReqd, bNumOK )
    {
         bResult = true;
        // validate for null string
        if (str==null)
        {
            return false;
        }    
        
        // validate length of string
        if (str.length < minLength || str.length > maxLength) 
        {
        	return false;
        }
        	 
		// validate  NumReqd
		if (bNumReqd)
		{
			if (!hasNumeric(str))
			{
				return false;
				
			} 
		}
		
		
		// validate  NumOK
		if (!bNumOK)
		{
			if (hasNumeric(str))
			{
				return false;
			}
		}

        return bResult;
        
    }
    
    
/////////////////////////////-------Begin CC validation----------////////////////////////////


function validRequired(formField,fieldLabel)
{
	var result = true;
	
	if (formField == "")
	{
		result = false;
	}
	
	return result;
}


function allDigits(str)
{
	return inValidCharSet(str,"0123456789");
}

function inValidCharSet(str,charset)
{
	var result = true;
	
	for (var i=0;i<str.length;i++)
		if (charset.indexOf(str.substr(i,1))<0)
		{
			result = false;
			break;
		}
	
	return result;
}

function isValidExpDate(formField,fieldLabel,required)
{

	var result = true;
	var formValue = formField;

	if (required && !validRequired(formField,fieldLabel))
		result = false;
  
 	if (result && (formField.length>0))
 	{
 		var elems = formValue.split("/");
 		
 		result = (elems.length == 2); // should be two components
 		var expired = false;
 		
 		if (result)
 		{
 			var month = parseInt(elems[0]);
 			var year = parseInt(elems[1]);
 			
 			if (elems[1].length == 2)
 				year += 2000;
 			
 			var now = new Date();
 			
 			var nowMonth = now.getMonth() + 1;
 			var nowYear = now.getFullYear();
 			
 			expired = (nowYear > year) || ((nowYear == year ) && (nowMonth > month));
 			
			result = allDigits(elems[0]) && (month > 0) && (month < 13) &&
					 allDigits(elems[1]) && ((elems[1].length == 4));
 		}
 		
  		if (!result)
 		{
 			//alert('<%=AHMessages.getInstance().getMessage("INV_DATE_FORMAT_TYPE2")%> for the "' + fieldLabel +'" field.');
		}
		else if (expired)
		{
 			result = false;
 			//alert('<%=AHMessages.getInstance().getMessage("EXP_DATE")%>');
		 
		}
	} 
	
	return true;
}

function isValidCreditCardNumber(formField,ccType,fieldLabel,required)
{
	
	var result = true;
 	var ccNum = formField;

	if (required && !validRequired(formField,fieldLabel))
		result = false;
 
  	if (result && (formField.length>0))
 	{ 
 		if (!allDigits(ccNum))
 		{
 			//alert('Please enter only numbers (no dashes or spaces) for the "' + fieldLabel +'" field.');
			result = false;
		}	

		if (result)
 		{ 
 			
 			if (!LuhnCheck(ccNum) || !validateCCNum(ccType,ccNum))
 			{
 				//alert('Please enter a valid card number for the "' + fieldLabel +'" field.');
				result = false;
			}	
		} 

	} 
	
	return true;
}

function LuhnCheck(str) 
{
  var result = true;

  var sum = 0; 
  var mul = 1; 
  var strLen = str.length;
  
  for (i = 0; i < strLen; i++) 
  {
    var digit = str.substring(strLen-i-1,strLen-i);
    var tproduct = parseInt(digit ,10)*mul;
    if (tproduct >= 10)
      sum += (tproduct % 10) + 1;
    else
      sum += tproduct;
    if (mul == 1)
      mul++;
    else
      mul--;
  }
  if ((sum % 10) != 0)
    result = false;
    
  return result;
}



function GetRadioValue(rArray)
{
	for (var i=0;i<rArray.length;i++)
	{
		if (rArray[i].checked)
			return rArray[i].value;
	}
	
	return null;
}

function validateCCNum(cardType,cardNum)
{
	var result = false;
	cardType = cardType.toUpperCase();
	
	var cardLen = cardNum.length;
	var firstdig = cardNum.substring(0,1);
	var seconddig = cardNum.substring(1,2);
	var first4digs = cardNum.substring(0,4);

	switch (cardType)
	{
		case "VISA":
			result = ((cardLen == 16) || (cardLen == 13)) && (firstdig == "4");
			break;
		case "AMEX":
			var validNums = "47";
			result = (cardLen == 15) && (firstdig == "3") && (validNums.indexOf(seconddig)>=0);
			break;
		case "MASTERCARD":
			var validNums = "12345";
			result = (cardLen == 16) && (firstdig == "5") && (validNums.indexOf(seconddig)>=0);
			break;
		case "DISCOVER":
			result = (cardLen == 16) && (first4digs == "6011");
			break;
		case "DINERS":
			var validNums = "068";
			result = (cardLen == 14) && (firstdig == "3") && (validNums.indexOf(seconddig)>=0);
			break;
	}
	return result;
}

function validCCdata(ccTypeField,ccNumField,ccExpField)
{

	
	var result = isValidCreditCardNumber(ccNumField,ccTypeField,"Credit Card Number",true) &&
		isValidExpDate(ccExpField,"Expiration Date",true);
	return result;
}


function sleep(time){
      time = time * 1000;
      var sleeping = true;
      var now = new Date();
      var alarm;
      var startingMSeconds = now.getTime();
      //alert("starting nap at timestamp: " + startingMSeconds + "\nWill sleep for: " + naptime + " ms");
      while(sleeping){
         alarm = new Date();
         alarmMSeconds = alarm.getTime();
         if(alarmMSeconds - startingMSeconds > time){ sleeping = false; }
      }      
   }
   
function checkDocType(allowableDocTypes, seperator, filePath){	
	var fileext = filePath.substr(filePath.lastIndexOf(".") + 1, filePath.length - filePath.lastIndexOf(".")).toLowerCase();
	allowableDocTypes = allowableDocTypes.split(seperator);
	for(var i=0; i<allowableDocTypes.length; i++){
		if(allowableDocTypes[i] == fileext){
			return true;
		}
	}
	return false;	
}

////////////////////////////////-------------End CC validation---------------//////////////////////////////