/*
@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@

 File Name               : reg.js
 Scope Of Program        : validation script for  blank, numeric,
			   alpha-numeric,email id form field.
 Created On              : 28/05/2004
 Special Remark          : Modified the common script file to validate
  			   password &	confirm password

@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
*/

/* Function to display java Popup for calendar */

 function javaCal(fld)
 {
 	/* Name		: javaCal						 */
 	/* Purpose	: Creates a popup Window for selecting the date. The
 			  selected date is set in the textfield.		 */
 	/* Inputs	: fld = textfield for setting the date			 */
 	/* Outputs	: Calendar Popup					 */
 	/* Calls	: calnav.htm						 */
 	/* Called By	: 							 */


 	tmp_dt_today= new Date();
 	tmp_str_dt  = tmp_dt_today.getDate();
         tmp_str_mon = tmp_dt_today.getMonth();
         tmp_str_yr  = tmp_dt_today.getFullYear();

 	var tmp_dt_timeStamp  = new Date(tmp_str_yr,tmp_str_mon,tmp_str_dt,0,0,0);
 	var tmp_int_todaySecs = Date.parse(tmp_dt_timeStamp);

 	/* allowPast = 1 allows selection of past dates
 	   allowPast = 0 does not allow selection of past dates
 	*/

 	doc = "./include/inc_common/calnav.htm?frmField="+fld+"&tmp_int_todaySecs="+tmp_int_todaySecs+"&allowPast=1";
 	window.open(doc,"Calendar","toolbar=0, location=0,directories=0,resizable=no,status=0,menubar=0,scrollbars=no,width=275,height=275,screenX=0,screenY=0");

 }

 //************** function restricts user from entering blank string and
 // from entering only white speces.*****************

 function isBlank(tmp_str)
 {
 // Name      : isBlank.

 // Purpose   : keeping validation for blank field.

 // Inputs    : tmp_str -> string for validation

 // Outputs   : return the value of veriable newString.
 //             if newString = "" returns null

 var newString  = ''; //trim value of given string
 var substring  = ''; // temporary string for checking white spaces in string.
 beginningFound = false; // position of white space

 // copy characters over to a new string
 // retain whitespace characters if they are between other characters

 for (var i = 0; i < tmp_str.length; i++)
  {
 	// copy non-whitespace characters
 	// hold whitespace characters in a temporary string if they follow a non-whitespace character

 	if (tmp_str.charAt(i) != ' ' && tmp_str.charCodeAt(i) != 9)
 	{
 		// if the temporary string contains some whitespace characters, copy them first
 		if (substring != '')
 		{
 			newString += substring;
 			substring = '';
 		}
 		newString += tmp_str.charAt(i);
 		 if (beginningFound == false)
 		 {
 		   beginningFound = true;
 		 }
 	}

 	else if (beginningFound == true)
 	{
 	   substring += tmp_str.charAt(i);
 	}
   }

   return newString;

 }

 //************** function for allowing only Alpha-Numeric String *****************

 function isAlphaNumeric(tmp_str)
 {
   // Name      : isAlphanumeric.

   // Purpose   : allow user to enter only Alpha(A-Z)-Numeric(0-9) values.
   // Inputs    : tmp_str -> string for validations.
   // Outputs   : return 1 -> if form field is alphanumeric
   //		 return -1 -> if form field is not alphanumeric

 //ignore validation if tmp_str is blank.
 if(tmp_str != "")
  {
   // searching whole string word by word
     if (tmp_str.search)
       {
         //checking the words in string.
         //  if string contains the non Alpha-Nemeric value, return -1.
         //  else return 1.

 	 if ((tmp_str.search(/[^\w\s]/) != -1) || (tmp_str.search(/\W/) != -1))
 	  {
 	 	return -1;
 	  }
       }
  }
  return 1;
 }


 //************** function for allowing only Numeric String *****************

 function isNumeric(tmp_int)
 {
   // Name      : isNumeric.

   // Purpose   :allow user to enter only Numeric(0-9) values.
   // Inputs    : tmp_int -> string for validations.
   // Outputs   : return 1 -> if form field is Numeric
   //		 return -1 -> if form field is not Numeric

 //ignore validation if tmp_int is blank.

 if(tmp_int != "")
  {
    // searching whole string word by word
     if (tmp_int.search)
      {
         //checking the words in string.
         //  if string contains the non Nemeric value, return -1.
         //  else return 1.

 	if (tmp_int.search((/[^\d]/)) != -1)
 	{
 		return -1;
 	}
      }
  }
  return 1;
 }

 //************** function for allowing only Numeric String *****************

 function isEmailId(tmp_str)
 {
   // Name      : isEmailId.
   // Purpose   : allow user to enter value in email id format(xxx@kk.com).
   // Inputs    : tmp_str -> string for validation.
   // Outputs   : return 1 -> if form field is as email id format.
   //		 return -1 -> if form field is not as email id format.


 //ignore validation if tmp_str is blank.

  if(tmp_str != "")
  {
     // searching whole string word by word

       if (tmp_str.search)
        {
          //checking the words in string.
          //  if given string is not in email id format(xxx@zzz.com), return -1.
          //  else return 1.

       	       fsign = tmp_str.indexOf("@");
       	       ssign = tmp_str.indexOf(".");

	       if(fsign <= 0 || ssign <= 0)
	       {
		     return -1;
	       }
        }
  }
  return 1;
 }

 //*********** function validate user entered date in required format
 function isDate(DateFormat,formField)
 {

   	var result = true;

    		if(formField != "")
    		{
 			var elems = formField.split("-");

 			result = (elems.length == 3); // should be three components

 			if(result)
 			{
 				var day = parseInt(elems[0],10);
 				var month = parseInt(elems[1],10);
 				var year = parseInt(elems[2],10);
 				result = isNumeric(elems[0]) && (day > 0) && (day < 32) &&
 					 isNumeric(elems[1]) && (month > 0) && (month < 13) &&
 					 isNumeric(elems[2]) && ((elems[2].length == 2) || (elems[2].length == 4));
 			}
 			if (!result)
 			{
 				result = false;
 			}
   		}
 	return result;
 }
 //************** function for validates the form feilds *****************

 function validate_regForm(doc)
 {
   // Name      : validate_form.

   // Purpose   : validate the form fields.

   // Inputs    : all form feilds values

   // Outputs   : return true -> if user enter enter validate data
   //             else return false
   //             alert box displays with error message.
   // Calls     : isBlank(tmp_str) -> checks the field is blank or containing
   //		                       only white speces.
   //             isAlphaNemeric(tmp_str) -> checks the feild is Alpha-Nemeric
   //		 isNumeric(tmp_int) -> checks the field is nemeric
   //		 isEmailId(tmp_str) -> checks the field is in email id
   //		                        format(xxx@yyy.com)



  //declearing veriables

  var str;                     // stores error messages.
  var blank_field;             // stores a string of form fields and error lable for
                               // blank validation.
  var numeric_field;           // stores a string of form fields and error lable for
                               // numeric[0-9] validation.
  var AlphaNumeric_field;      // stores a string of form fields and error lable for
                               // Alpha-Numeric[A-Z]and[0-9] validation.
  var email_field;             // stores a string of form fields and error lable for
                               // email[xxx@zz.com] validation.
  var date_field               // stores a string of form date fields and error lable for
                               // date validation
  var str_blank_field;         // array in which value of blank_field stored by
                               // comma separating.
  var str_numeric_field;       // array in which value of numeric_field stored by
                               // comma separating.
  var str_alphanumeric_field;  // array in which value of AlphaNumeric_field stored by
                               // comma separating.
  var str_email_field;         // array in which value of email_field stored by
                               // comma separating.
  var str_date_field;          // array in which value of date_field stored by
                               // comma separating.



  //assiging form fields values to veriables

  str = "";
  blank_field = doc.js_Blank.value;
  numeric_field = doc.js_Numeric.value;
  AlphaNumeric_field = doc.js_AlphaNumeric.value;
  email_field = doc.js_Email.value;
  date_field = doc.js_Date.value;


 //calls function is_blank for blank validation, if blank_field is not null

      if(blank_field != "")
      {

        //creats array in which values stores without comma
         str_blank_field = blank_field.split(",");

         //loop for getting value from array for validating fields.
         for(a=0; a<str_blank_field.length; a++)
          {
            //getting value of form fields
            tmp_str = eval('document.'+doc.name+'.'+str_blank_field[a]+'.value');

              a=a+1;

            //getting error lables for messages
            tmp_err_message = str_blank_field[a];


            //calls function for blank validation
           tmp_Blank_validate = isBlank(tmp_str);

           //if value of tmp_validate = "", sets the error message.
           if(tmp_Blank_validate == "")
            {
               str += "Please enter the " + tmp_err_message + ".\n";

            }
          }
      }

 //calls function isNumeric for numeric validation, if numeric_field is not null

      if(numeric_field != "")
      {
        //creats array in which values stores without comma
        str_numeric_field = numeric_field.split(",");

        //loop for getting value from array for validating fields.
        for(a=0; a<str_numeric_field.length; a++)
        {
          //getting value of form fields
 	 tmp_str = eval('document.'+doc.name+'.'+str_numeric_field[a]+'.value');

 	  a=a+1;

 	 //getting error lables for messages
 	 tmp_err_message = str_numeric_field[a];



 	   //calls function for Numeric(0-9) validation
 	   tmp_validate = isNumeric(tmp_str);

 	//if value of tmp_validate = -1 setting error message.
 	if(tmp_validate == -1)
 	   {
 	      str += "Please enter a numeric " + tmp_err_message + "\n";
 	   }
        }
       }

   //calls function isAlphaNumeric for AlphaNumeric validation, if AlphaNumeric_field is not null

       if(AlphaNumeric_field != "")
       {

         //creats array in which values stores without comma
         str_alphanumeric_field = AlphaNumeric_field.split(",");

          //loop for getting value from array for validating fields.
          for(a=0; a<str_alphanumeric_field.length; a++)
           {

             //getting value of form field
             tmp_str = eval('document.'+doc.name+'.'+str_alphanumeric_field[a]+'.value');

             a=a+1;

             //getting error lables for messages
             tmp_err_message = str_alphanumeric_field[a];

            //calls function for Alpha Numeric(A-Z and 0-9)  validation

            tmp_validate = isAlphaNumeric(tmp_str);

           //if value of tmp_validate = -1 setting error message
            if(tmp_validate == -1)
             {
                str += "Please enter validate " + tmp_err_message + "\n";
             }
           }
        }


  //calls function isEmailId for Email Id validation, if email_field is not null


      if(email_field != "")
      {
        //creats array in which values stores without comma
        str_email_field = email_field.split(",");

        //loop for getting value from array for validating fields.
        for(a=0; a<str_email_field.length; a++)
         {

           //getting value of form field
 	  tmp_str = eval('document.'+doc.name+'.'+str_email_field[a]+'.value');

 	  a=a+1;

 	  //getting error lables for messages
 	  tmp_err_message = str_email_field[a];



 	 //calls function for Email ID(xxx@yyy.com) validation

 	 tmp_validate = isEmailId(tmp_str);

 	 //if value of tmp_validate = -1 setting error message
 	  if(tmp_validate == -1)
 	    {
 	       str += "Please enter correct " + tmp_err_message + " \n";
             }
         }
      }

       //calls function isDate for Date validation, if date_field is not null

        if(date_field != "")
           {
             //creats array in which values stores without comma
             str_date_field = date_field.split(",");

             //loop for getting value from array for validating fields.
             for(a=0; a<str_date_field.length; a++)
              {

              //getting date format
              tmp_date_format = str_date_field[a];

              a=a+1;

             //getting value of form field
      	    tmp_str = eval('document.'+doc.name+'.'+str_date_field[a]+'.value');

      	    a=a+1;

      	  //getting error lables for messages
      	  tmp_err_message = str_date_field[a];



      	 //calls function for Email ID(xxx@yyy.com) validation

      	 tmp_validate = isDate(tmp_date_format,tmp_str);

      	 //if value of tmp_validate = -1 setting error message
      	  if(tmp_validate == false)
      	    {
      	       str += "Please enter a date in the format "+tmp_date_format+" for the " + tmp_err_message + " \n";
             }
         }
      }

       if( validateNo(doc.frmTel.value) )
       {
      		str += "Enter numeric value in the Telephone field. \n";
       }

       if( validateNo(doc.frmFax.value) )
       {
      		str += "Enter numeric value in the Fax field. \n";
       }

      	 /* Check if the Password  & confirm password match */

	 if( (doc.frmCPswd.value != "") && (doc.frmPswd.value  != "")  )
	 {
		if( doc.frmCPswd.value != doc.frmPswd.value )
		{
			str += "New Password & Confirm New Password do not match. \n";
		}
	 }




 // if str contains the error messages return false
 // else return true

    if(str)
     {
        alert(str);
        return false;
     }
    else
     {
        return true;
     }
}

function validateNo(s)
{
      ctr = 0;
      Chars = "0123456789 -.";
      flag=0;


      for (i = 0; i < s.length; i++)
      {
          // Check that current character is number.
          var c = s.charAt(i);

	  if (Chars.indexOf(c) == -1)
          	flag = 1;
      }

      if(flag)
	  return true;
}