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  Classes of Jason Reed  >  Cookie Handler Class  >  cookie.class.php  >  Download  
File: cookie.class.php
Role: Class source
Content type: text/plain
Description: Serialized Cookie Handler
Class: Cookie Handler Class
Store and retrieve serialized variables in cookies
Author: By
Last change: Updated the class constructor to set the properties when called.
Date: 9 years ago
Size: 2,735 bytes
 

Contents

Class file image Download
<?php
    
// cookieClass
    // Copyright (C) 2005 JRSofty Programming.
    // http://jrsofty1.stinkbugonline.com
    // Licensed under GNU/GPL 

    
class cookieClass{
        
        var 
$cName '';
        var 
$cTime '';
        var 
$cSerialize false;        
        var 
$cPath '';
        
        function 
cookieClass($cookieName$cookieTimeout$cookieSerialize false$cookiePath "/"){
            
$this->cName $cookieName;
            
$this->cTime $cookieTimeout;
            
$this->cSerialize $cookieSerialize;
            
$this->cPath $cookiePath;
            
// This should fix the issue if you have cookies set and THEN turn on the serialization.
            
$iname $this->cName "_S";
            if(
$this->cSerialize && !isset($_COOKIE[$iname])){
                
$cookArr = array();
                foreach(
$_COOKIE as $name=>$val){
                    if(
strpos($name,$this->cName) !== false ){ // make sure it is a cookie set by this application
                        
$subname substr($name,strlen($this->cName) + 1);
                        
$cookArr[$subname] = $val;
                        
$this->KillCookie($name);
                    }
                }
                
$this->WriteCookie($cookArr);
            }
            
// This is the opposite from above. changes a serialized cookie to multiple cookies without loss of data
            
if(!$this->cSerialize && isset($_COOKIE[$iname])){
                
$cookArr unserialize($_COOKIE[$iname]);
                
$this->KillCookie($iname);
                
$this->WriteCookie($cookArr);
            }
                        
                        
        }
        
        function 
DestroyAllCookies(){
            foreach(
$_COOKIE as $name=>$val){
                if(
strpos($name,$this->cName) !== false){
                    
$_COOKIE[$name] = NULL;
                    
$this->KillCookie($name);
                }
            }
        }
        
        function 
ReadCookie($item){
            if(
$this->cSerialize){
                
$name $this->cName "_S";
                if(isset(
$_COOKIE[$name])){
                    
// handle the cookie as a serialzied variable
                    
$sCookie unserialize($_COOKIE[$name]);
                    if(isset(
$sCookie[$item])){
                        return 
$sCookie[$item];
                    }else{
                        return 
NULL;
                    }
                }else{
                    return 
NULL;
                }
            }else{
                
$name $this->cName "_" $item;
                if(isset(
$_COOKIE[$name])){
                    
// handle the item as separate cookies
                    
return $_COOKIE[$name];
                }else{
                    return 
NULL;
                }
            }    
        }
        
        function 
KillCookie($cName){
            
$tStamp time() - 432000;
            
setcookie($cName,"",$tStamp,$this->cPath);
        }
        
        function 
WriteCookie($itemArr){
            if(
$this->cSerialize){                    
                
$sItems serialize($itemArr);
                
$name $this->cName "_S";
                
$_COOKIE[$name] = $sItems;
                
$tStamp time() + $this->cTime;
                
setcookie($name,$sItems,$tStamp,$this->cPath);
            }else{
                
$tStamp time() + $this->cTime;
                foreach(
$itemArr as $nam=>$val){
                    
$name $this->cName "_" $nam;
                    
$_COOKIE[$name] = $val;
                    
setcookie($name,$val,$tStamp,$this->cPath);
                }
e
            
}
        }
        
        
    }