1 class Session 2 { 3     function Session() 4     { 5         session_start(); 6     } 7   8     function set($name, $value) 9     {10         $_SESSION[$name] = $value;11     }12  13     function get($name)14     {15         if(isset($_SESSION[$name]))16             return $_SESSION[$name];17         else18             return false;19     }20  21     function del($name)22     {23         unset($_SESSION[$name]);24     }25  26     function destroy()27     {28         $_SESSION = array();29         session_destroy();30     }31  32     function save_prefs()33     {34         global $db, $auth;35         $prefs = serialize($this->prefs);36         $db->query("UPDATE condra_users SET prefs = '$prefs' WHERE id = '{
   $auth->id}'");37     }38 }