/*
This file will contain functions for all validations in java script that we need in ZAD Solutions 

----------------------------------------------------
---- Created By:		 		 Lobna Mohamed	----
---- Creation Date: 			 01-06-2008		----
---- Last Modification Date:	 01-06-2008		----
----------------------------------------------------		
*/

//This variable is used to count the number of errors in the forms
var invalid_items=0;

function start()
{
	emptySpans("errorSpan");
	invalid_items=0
}
function emptySpans(class_name)
{
	//this function takes the span of the error message class name and when it's called it empty all the spans of this 
	//class to refill them in the comming validation
	var spans= document.getElementsByTagName("span");
	for (i=0;i<spans.length;i++)
	{
		//reset the error spans 
		if(spans[i].className==class_name)
			spans[i].innerHTML='';
	}//for
	
}

function strip_spaces(mystr) {
	var newstring = "";
	if (mystr.indexOf(' ') != -1) {
		string = mystr.split(' ');
		for (var i=0;i<string.length;i++)
		{
			newstring += string[i];
		}
		return newstring;
	} else { return mystr; }
}

function strip_spaces2(mystr) {
	
	var newstring = "";
	if (mystr.indexOf('&nbsp;') != -1) {
		string = mystr.split('&nbsp;');
		for (var i=0;i<string.length;i++)
		{
			newstring += string[i];
					}
		return newstring;
	} else { return mystr; }
}

/////////////////////////////////////////////////////////////////////////////////
 function strip_enters(mystr) {
	var newstring = "";
	var finalstr="";
	if (mystr.indexOf('\r\n') != -1) {
		string = mystr.split(' ');
		for (var i=0;i<string.length;i++)
		{
			newstring += string[i];
		}
		return newstring;
	} else { return mystr; }
}



function validateUsername(field_id,field_label,msg_span,availabilty_field,min_length,max_length,prevent_special_char,required)
{	
	var messege=''
	var field=document.getElementById(field_id);
	if(!field)	return;
	if(required){
		if(field.value.length==0){
			invalid_items++
			messege="Please enter the "+ field_label	
		}//if empty
		
	}//if required
	if(min_length)
	{
		if(field.value.length<min_length){
			invalid_items++
			messege="The "+ field_label + " is too short, it should contain as a minimum "+min_length+" characters."	
		}//if 
		
	}//if min

	if(min_length)
	{
		if(field.value.length>min_length){
			invalid_items++
			messege="The "+ field_label + " is too long, it should contain as a max "+min_length+" characters."	
		}//if 
		
	}//if max
	
	if(prevent_special_char)
	{
		 if(field.value.match(/[^a-zA-Z0-9_]/))
		 {
		 	invalid_items++
			messege="The "+ field_label + "  should only alphanumaric."
					 	
		 }//if contain special charters
	}//if It's needed to remove the special characters

	
	if(document.getElementById(availabilty_field) && document.getElementById(availabilty_field).value==0)
	{
		invalid_items++
		messege="The "+ field_label + " Not available."
	}
	
	
	
	
	if(messege!='')
		if(msg_span!='' && document.getElementById(msg_span))
			document.getElementById(msg_span).innerHTML=messege
		else
			alert(messege)
		

	//------------Ajax that verificate the username
	
			
			
}//username


function validateRePassword(repassword_id,password_id,msg_span)
{
	var messege=''
	var repassword_id=document.getElementById(repassword_id);
	var password_id=document.getElementById(password_id);
	
	if(repassword_id.value!='' &&repassword_id.value!=password_id.value)
	{
		invalid_items++;
		messege="The password and it's retyping are not equal ";
		password_id.value='';
		repassword_id.value='';
	}
	
	
	if(messege!=''){
		
		if(msg_span!='' && document.getElementById(msg_span))
			document.getElementById(msg_span).innerHTML=messege
		else
			alert(messege)
	}//if message is set
	
}

function validateText(field_id,field_label,msg_span,min_length,max_length,prevent_special_char,required)
{
	//This function validate any text fields 
	
	var messege=''
	var field=document.getElementById(field_id);
	if(!field)	return;
	if(required){
		if(field.value.length==0){
			invalid_items++
			messege="من فضلك أدخل "+ field_label	
		}//if empty
	}//if required
	if(min_length)
	{
		if(field.value.length<min_length){
			invalid_items++
			messege=field_label + " قصير جدا"	
		}//if 
		
	}//if min


	if(max_length)
	{
		if(field.value.length>max_length){
			invalid_items++
			messege= field_label + " طويل جدا"	
		}//if 
		
	}//if max
	
	if(prevent_special_char)
	{
		 if (field.value.match(/[&<>@$]+/) ) 
		 {
		 	invalid_items++
			messege= field_label + " يحتوى على أحرف غير صحيحة"
					 	
		 }//if contain special charters
	}//if It's needed to remove the special characters

	
	if(messege!=''){
		
		if(msg_span!='' && document.getElementById(msg_span))
			document.getElementById(msg_span).innerHTML=messege
		else
			alert(messege)
	}
	
}//function validateText

function validateTelephone(field_id,field_label,msg_span,min_length,max_length,prevent_special_char,required)
{

	var messege=''
	var field=document.getElementById(field_id);
	if(!field)	return;
	
	if(required){
		if(field.value.length==0){
			invalid_items++
			messege="Please enter the "+ field_label	
		}//if empty
	}//if required
	if(min_length)
	{
		if(field.value.length<min_length){
			invalid_items++
			messege="The "+ field_label + " is too short, it should contain as a minimum "+min_length+" numbers."	
		}//if 
		
	}//if min


	if(min_length)
	{
		if(field.value.length>min_length){
			invalid_items++
			messege="The "+ field_label + " is too long, it should contain as a max "+min_length+" numbers."	
		}//if 
		
	}//if max
	
	if(prevent_special_char)
	{
		 if (field.value.match(/[&<>@$]+/) ) 
		 {
		 	invalid_items++
			messege="The "+ field_label + " is should not contain any special character please remove them."
					 	
		 }//if contain special charters
	}//if It's needed to remove the special characters

	var filter=/^([0-9])+$/
	if (! filter.test(field.value))
	{
		invalid_items++
		messege="The "+ field_label + " is should contain numbers only"
		
	}
	if(messege!='')
		if(msg_span!='' && document.getElementById(msg_span))
			document.getElementById(msg_span).innerHTML=messege
		else
			alert(messege)

}

function validateMobile(field_id,field_label,msg_span,min_length,max_length,prevent_special_char,required)
{
	var messege=''
	var field=document.getElementById(field_id);
	if(!field) return;
	if(required){
		if(field.value.length==0){
			invalid_items++
			messege="Please enter the "+ field_label	
		}//if empty
	}//if required
	if(min_length)
	{
		if(field.value.length<min_length){
			invalid_items++
			messege="The "+ field_label + " is too short, it should contain as a minimum "+min_length+" numbers."	
		}//if 
		
	}//if min


	if(min_length)
	{
		if(field.value.length>min_length){
			invalid_items++
			messege="The "+ field_label + " is too long, it should contain as a max "+min_length+" numbers."	
		}//if 
		
	}//if max
	
	if(prevent_special_char)
	{
		 if (field.value.match(/[&<>@$]+/) ) 
		 {
		 	invalid_items++
			messege="The "+ field_label + " is should not contain any special character please remove them."
					 	
		 }//if contain special charters
	}//if It's needed to remove the special characters

	var filter=/^([0-9])+$/
	if (! filter.test(field.value))
	{
		invalid_items++
		messege="The "+ field_label + " is should contain numbers only"
		
	}
	if(messege!='')
		if(msg_span!='' && document.getElementById(msg_span))
			document.getElementById(msg_span).innerHTML=messege
		else
			alert(messege)

}

function validateEmail(field_id,field_label,msg_span,min_length,max_length,prevent_special_char,required)
{
	var messege=''
	var field=document.getElementById(field_id);
	if(!field) return;
	if(required){
		if(field.value.length==0){
			invalid_items++
			messege="من فضلك أدخل "+ field_label	
		}//if empty
	}
	if(field.value.length!=0){
		
		if(!field.value.match(/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*\.(\w{2}|(com|net|org|edu|int|mil|gov|arpa|biz|aero|name|coop|info|pro|museum))$/)) 
		{
			invalid_items++
			messege= field_label + " غير صحيح ."
			
		}
	
		
		
		if(min_length)
		{
			if(field.value.length<min_length){
				invalid_items++
				messege= field_label + " قصير جدا"	
			}//if 
			
		}//if min
	
	
		if(max_length)
		{
			if(field.value.length>max_length){
				invalid_items++
				messege=field_label + " طويل جدا."	
			}//if 
			
		}//if max
		
		
	
		if(prevent_special_char)
		{
			 if (field.value.match(/[&<>$]+/) ) 
			 {
			 	invalid_items++
				messege= field_label + "يجب ألا يحتوى على أكواد."
						 	
			 }//if contain special charters
		}//if It's needed to remove the special characters

	}
	
	if(messege!=''){
		if(msg_span!='' && document.getElementById(msg_span))
			document.getElementById(msg_span).innerHTML=messege
		else
			alert(messege)
	}
	
	}//functio

function validateURL(field_id,field_label,msg_span,min_length,max_length,prevent_special_char,required)
{
	//accept http://www.sitename.com
	//and accept www.sitename.com
	var messege=''
	var field=document.getElementById(field_id);
	if(!field) return;
	if(required){
		if(field.value.length==0){
			invalid_items++
			messege="من فضلك أدخل  "+ field_label	
		}//if empty
	}//if required

	if(field.value.length!=0)
	{
	    var v1 = new RegExp();
		var v2 = new RegExp();
	    v1.compile("^[A-Za-z]+://[A-Za-z0-9-_]+\\.[A-Za-z0-9-_%&\?\/.=]+$");
	    v2.compile("[A-Za-z0-9-_]+\\.[A-Za-z0-9-_%&\?\/.=]+$");
		 if ((!v1.test(field.value)) && (!v2.test(field.value))) {
			invalid_items++
			messege= field_label + " غير صحيح "
		}
	
	}
	if(min_length)
	{
		if(field.value.length<min_length){
			invalid_items++
			messege=field_label + " أضغر من المطلوب و هه  "+min_length+" حروف"	
		}//if 
		
	}//if min


	if(max_length)
	{
		if(field.value.length>max_length){
			invalid_items++
			messege= field_label + " طويل للغاية من فضلك اختصره الى على اﻷكثر "+min_length+" حرف."	
		}//if 
		
	}//if max
	
	if(prevent_special_char)
	{
		 if (field.value.match(/[&<>@$]+/) ) 
		 {
		 	invalid_items++
			messege=field_label + "يجب ألا يحتوى على أكواد."
					 	
		 }//if contain special charters
	}//if It's needed to remove the special characters

	if(messege!='')
		if(msg_span!='' && document.getElementById(msg_span))
			document.getElementById(msg_span).innerHTML=messege
		else
			alert(messege)

}


function get_fck_content(fck_name)
{
	var content=FCKeditorAPI.GetInstance(fck_name).EditorWindow.parent.FCK.GetHTML() ;
	var re= /<\S[^><]*>/g
	content=content.replace(re, "");
	
	//Don't workkkkkkkkkkkkkks ..  See them later
	content=strip_spaces(content);
	content=strip_spaces2(content);
	content=strip_enters(content);
	
	return content;
	
}//get_fck_content

function validateFCKEditor(editor_name,field_label,msg_span,required)
{
		//alert("here");
		var messege=''
		if(required){
				//alert(editor_name);
				
			if(get_fck_content(editor_name).length==0)
			{	invalid_items++
				messege="من فضلك أدخل "+ field_label	
			}//
		
		}//if required
		if(messege!='')
		if(msg_span!='' && document.getElementById(msg_span))
			document.getElementById(msg_span).innerHTML=messege
		else
			alert(messege)
	
}// validateFCKEditor



//----------- The same as telephone
//function validateFax()
//{}


function validateRadio(form_id,radio_name,field_label,msg_span)
{
	var messege=''
	var form_id=document.getElementById(form_id);
	if(!form_id) return;
	
	if(! ValidateRadios(form_id , radio_name))
	{
		invalid_items++
		messege="من فضلك اختر واحدة من "+ field_label 
	}	
	
	if(messege!='')
	if(msg_span!='' && document.getElementById(msg_span))
		document.getElementById(msg_span).innerHTML=messege
	else
		alert(messege)

}//validateRadio


function ValidateRadios(frm, btnName)
{
	var btn = frm[btnName]
	var valid
	
	for (var x = 0;x < btn.length; x++)
	{
		valid = btn[x].checked
		if (valid) {return true}
	}
	if(!valid)
	{
		return false
	}
}



function validateCheckbox(field_id,field_label,msg_span,min_length,max_length,prevent_special_char,required)
{
	
	
	
}

function validateSelectBox(field_id,field_label,msg_span,required)
{
	var messege=''
	var field=document.getElementById(field_id);
	if(!field)	return;
	if(required){
		if(field.value.length==0){
			invalid_items++
			messege="من فضلك اختر "+ field_label	
		}//if empty
	}//if required
	
		
	if(messege!='')
		if(msg_span!='' && document.getElementById(msg_span))
			document.getElementById(msg_span).innerHTML=messege
		else
			alert(messege)
	
}

function validateInt(field_id,field_label,msg_span,min_length,max_length,prevent_special_char,required)
{
	//from http://www.regular-expressions.info/numericranges.html
	//0 or 000..999:  ^[0-9]{1,3}$
	
}

function validateFloat(field_id,field_label,msg_span,min_length,max_length,prevent_special_char,required)
{
	//http://www.regular-expressions.info/floatingpoint.html
	//[-+]?([0-9]*\.[0-9]+|[0-9]+)
	
}

function validateDate(field_id,field_label,msg_span,min_length,max_length,prevent_special_char,required)
{
	
	//format: mm/dd/yyyy:	 	 (0[1-9]|1[012])[- /.](0[1-9]|[12][0-9]|3[01])[- /.](19|20)\d\d 
	//format dd-mm-yyyy format:	 (0[1-9]|[12][0-9]|3[01])[- /.](0[1-9]|1[012])[- /.](19|20)\d\d 
	
	
	
}//validateDate

function validateCredit(field_id,field_label,msg_span,min_length,max_length,prevent_special_char,required)
{
	/*
	from http://www.regular-expressions.info/creditcard.html
	Visa: ^4[0-9]{12}(?:[0-9]{3})?$
	MasterCard: ^5[1-5][0-9]{14}$ 
	American Express: ^3[47][0-9]{13}$ 
	Diners Club: ^3(?:0[0-5]|[68][0-9])[0-9]{11}$
	
	
	*/
	
}//validateCredit()



function getExt(filename) {
   var dot_pos = filename.lastIndexOf(".");
   if(dot_pos == -1)
      return "";
   return filename.substr(dot_pos+1).toLowerCase();
}


function validate_multiselect(field_id,field_label,msg_span,required)
{
	var messege="";
    var select_filed=document.getElementById(field_id);
    
    if(required)
    {
		var n = new Array();	
	    var arSelected = new Array();
	    
	    var i=0;        
	    while (select_filed.selectedIndex != -1)
	    {
	      	arSelected.push(select_filed.options[select_filed.selectedIndex].value);
	 		n.push(select_filed.selectedIndex);
	        select_filed.options[select_filed.selectedIndex].selected = false;
	        i++;
	    }
	            
	    
	    if(n.length>0)
	    {
	    	for (var t=0;t < n.length ;t++)
	    	  	 select_filed.options[n[t]].selected =true;
	      }
	           
	     else {
	     	messege="من فضلك اختر واحدة على اﻷقل " + field_label;
	
	     	invalid_items++;
	     	if(messege!='')
				if(msg_span!='' && document.getElementById(msg_span))
					document.getElementById(msg_span).innerHTML=messege;
			else
				alert(messege)
	     }
    }//if required..
       	 
}




function end(general_msg_span)
{
	general_msg_span=document.getElementById(general_msg_span);
	
	
	if(invalid_items > 0)
	{	
		if(general_msg_span)
		{
			general_msg_span.className='errorDiv';
			general_msg_span.innerHTML="";
		}
			
		window.scrollTo(0, 0);
		return false;				
	}//
	else return true;

	
}//function end()


function validateFile(field_id,field_label,msg_span,allowed_extension,required)
{
	var messege=''
	var field=document.getElementById(field_id);
	if (!field) return;
	
	if(required){
		
		if(field.value.length==0){
			
			invalid_items++
			messege="من فضلك أدخل "+ field_label	
		}//if empty
	}//if required
	
	if(document.getElementById(field_id).value.length!=0)
	{		
		str=document.getElementById(field_id).value;
		
		allowed_extension_array = allowed_extension.split("-");
		
	//	var OK = new Array ('jpg', 'gif', 'jpeg', 'png', 'bmp', 'tif');
		var ext = getExt(str);
		var fileOK = 0;
	
		for (i = 0; i < allowed_extension_array.length; i++) {
			if (allowed_extension_array[i] == ext) 
	  			fileOK = 1; // one of the file extensions found
			}//for
				
		if (fileOK == 0) 
		{
			invalid_items++;
			messege='الملفات المسموح برفعها هى من الأنواع التالية فقط( ' + allowed_extension.replace(/-/g ," , ") + " )";
		}
		
		
	}
	
	if(messege!=''){
			if(msg_span!='' && document.getElementById(msg_span))
				document.getElementById(msg_span).innerHTML=messege;
			else
				alert(messege);
		}
		
}//function

function multiselect_val(field_id,field_label,msg_span,required)
{
            var select_category=document.getElementById(field_id);
 			var i;
 			var flag;
            	for (i=0; i < select_category.length ;i++)
            	{
            		 if(select_category.options[i].selected==true)
            		 {
            		 	flag=1
            		 	
            		 }
            		else
            		{
            			flag=0;
            		}
            	}

             if(flag!=1)
            		 {
            		 	messege="من فضلك اختر"+field_label;
            		 	
            		 	if(msg_span!='')
            		 	{
            		 	document.getElementById(msg_span).innerHTML=messege;
            		 	}
            		 	else alert(message);
            		 	
            		 	return false;
            		 }
            	
                     else
                     return true;    

}

function validate_two_dates(start_date,end_date)
 {
 	var start_date_array=document.getElementById(start_date).value.split('-');
 	var end_date_array=document.getElementById(end_date).value.split('-');
 	var start_day = start_date_array[2];	
   	var start_month = start_date_array[1];
   	var start_year = start_date_array[0];
 	
   
   var end_day = end_date_array[2];	
   var end_month = end_date_array[1];
   var end_year = end_date_array[0];

var result="true";

if(document.getElementById(start_date).value.length==0)
{
alert("من فضلك أدخل تاريخ بدء عرض البرنامج");

 result="false";
}
//	if(start_year=='2009')
//	{
//		alert("لا يمكن تحديد برامج لسنة 2009");
//
// result="false";
//		
//		
//	}
//	
//	if(end_year=='2009')
//	{
//		alert("لا يمكن تحديد برامج لسنة 2009");
//
// result="false";
//		
//		
//	}
	
	
	
	
	//check that the end date after start date
//  if(document.getElementById(end_date).value.length!=0)
//   var result=true;
//else if(document.getElementById(end_date).value.length!=0)
//{
//	if(parseInt(end_year)>parseInt(start_year)) result=true;
     if(parseInt(end_year)<parseInt(start_year))
      {
      	alert("تاريخ نهاية العرض يجب أن يكون بعد تاريخ بداية العرض"); result="false";
      }
 		else  if(parseInt(end_year)==parseInt(start_year)) 
	 	{//look for month
//	 		if(parseInt(end_month)>parseInt(start_month)) result=true;
	 	 if(parseInt(end_month)<parseInt(start_month)) 
	 	 {
	 	 	alert("تاريخ نهاية العرض يجب أن يكون بعد تاريخ بداية العرض");result="false";
	 	 }
	 		else if(parseInt(end_month)==parseInt(start_month))	
	 		{//look for day
//	 			if(parseInt(end_day)>parseInt(start_day)) result= true;
	 			       if(parseInt(end_day)==parseInt(start_day)) 
	 			       {
	 			       	alert("تاريخ نهاية العرض يجب أن يكون بعد تاريخ بداية العرض"); result="false";
	 			       }
	 			      	else if(parseInt(end_day)<parseInt(start_day)) 
	 			      	{
	 			      		alert("تاريخ نهاية العرض يجب أن يكون بعد تاريخ بداية العرض");result="false";
	 			      	}
	 		}//look for day
	 		
	 	}//look for month	

//}
	 			if(result=="false")
	 				{
	 			   		//alert("تاريخ نهاية العرض يجب أن يكون بعد تاريخ بداية العرض");
				   		//return false;
				   		invalid_items++
	 				}		 
	
				else return true;
 }//function validate_date_not_expired()
 
 
function validate_hr_start(hrs_id)
 {
 	flag=0;
 	dayCount=document.getElementById("day_count").value;
 	for(i=1;i<=dayCount;i++)
 	{
 		hour=document.getElementById(hrs_id+i).value;
 		if(hour==0)
 		{
 			flag=1;
 		}
 	}
 	if(flag==1)
 	{
 		alert("من فضلك اختر وقت بداية البرنامج");
 		invalid_items++; 		
 	}
 }
 
 function validate_hr_end(hrs_id)
 {
 	flag=0;
 	dayCount=document.getElementById("day_count").value;
 	for(i=1;i<=dayCount;i++)
 	{
 		hour=document.getElementById(hrs_id+i).value;
 		if(hour==0)
 		{
 			flag=1;
 		}
 	}
 	if(flag==1)
 	{
 		alert("من فضلك اختر وقت نهاية البرنامج");
 		invalid_items++; 		
 	}
 }
 function validate_two_hrs(start_hr,end_hr)
 {
 	
 	flag=0;
 	dayCount=document.getElementById("day_count").value;
 	for(i=1;i<=dayCount;i++)
 	{
 		hour_1=parseInt(document.getElementById(start_hr+i).value);
 		hour_2=parseInt(document.getElementById(end_hr+i).value);
 		if(hour_2<hour_1)
 		{
 			flag=1;
 		}
 	}
 	if(flag==1)
 	{
 		alert("وقت نهاية العرض يجب أن يكون بعد وقت بداية العرض");
 		invalid_items++; 		
 	}
 }