5tarl0rd

<?php 


/* This class code is based on the tutorial of Matt Wade 


from http://www.zend.com/zend/spotlight/code-gallery-wade8.php */





/* Create new object of class */ 


$ses_class = new session(); 





/* Change the save_handler to use the class functions */ 


session_set_save_handler (array(&$ses_class, '_open'), 


                          array(&$ses_class, '_close'), 


                          array(&$ses_class, '_read'), 


                          array(&$ses_class, '_write'), 


                          array(&$ses_class, '_destroy'), 


                          array(&$ses_class, '_gc')); 





/* Start the session */ 


session_start(); 








/*$session_sql =" SELECT id, username, name, path, admin FROM relay_users WHERE id = 1";


		$session_res = @mysql_query ($session_sql); 


		


		$_SESSION['userid']=$userinfo['id'];


		$_SESSION['user']=$username;


		$_SESSION['name']=$userinfo['name'];


		$_SESSION['path']=array();


		$_SESSION['admin']=$userinfo['admin'];


*/		


		 $_SESSION['userid']='1';


  		$_SESSION['admin']='1';		





class session {  


    /* Define the mysql table you wish to use with 


       this class, this table MUST exist. */ 


    var $ses_table = SESSION_TABLE; 





    /* Change to 'Y' if you want to connect to a db in 


       the _open function */ 


    var $db_con = "Y"; 





    /* Configure the info to connect to MySQL, only required 


       if $db_con is set to 'Y' */ 


    var $db_host = DB_SERVER; 

    var $db_user = DB_USER; 

    var $db_pass = DB_PASSWORD; 

    var $db_dbase = DB_NAME;
	
	//var $db_con   = DB_NAME; 





    /* Create a connection to a database */ 


    function db_connect() { 


        $mysql_connect = @mysqli_connect ($this->db_host, 


                                          $this->db_user, 


                                          $this->db_pass); 


        $mysql_db = @mysqli_select_db ($mysql_connect,$this->db_dbase); 

		



        if (!$mysql_connect || !$mysql_db) { 


            return FALSE; 


        } else { 

            return TRUE; 

        } 


    } 





    /* Open session, if you have your own db connection 


       code, put it in here! */ 


    function _open($path, $name) { 


        if ($this->db_con == "Y") { 


            $this->db_connect(); 


        } 





        return TRUE; 


    } 





    /* Close session */ 


    function _close() { 


        /* This is used for a manual call of the 


           session gc function */ 


        $this->_gc(0); 


        return TRUE; 


    } 





    /* Read session data from database */ 


    function _read($ses_id) { 

 
        $session_sql = "SELECT * FROM " . $this->ses_table 


                     . " WHERE ses_id = '$ses_id'"; 


        $session_res = @mysqli_query($this->db_connect,$session_sql); 


        if (!$session_res) { 


            return ''; 


        } 





        $session_num = @mysql_num_rows ($session_res); 


        if ($session_num > 0) { 


            $session_row = mysql_fetch_assoc ($session_res); 


            $ses_data = $session_row["ses_value"]; 


            return $ses_data; 


        } else { 


            return ''; 


        } 


    } 





    /* Write new data to database */ 


    function _write($ses_id, $data) { 


        $session_sql = "UPDATE " . $this->ses_table 


                     . " SET ses_time='" . time() 


                     . "', ses_value='$data' WHERE ses_id='$ses_id'"; 


        $session_res = @mysql_query ($session_sql); 


        if (!$session_res) { 


            return FALSE; 


        } 


        if (mysql_affected_rows ()) { 


            return TRUE; 


        } 





        


		


		


		$session_sql = "INSERT INTO " . $this->ses_table 


                     . " (ses_id, ses_time, ses_start, ses_value)" 


                     . " VALUES ('$ses_id', '" . time() 


                     . "', '" . time() . "', '$data')"; 


        $session_res = @mysql_query ($session_sql); 


        if (!$session_res) {     


            return FALSE; 


        }         else { 


            return TRUE; 


        } 


    } 





    /* Destroy session record in database */ 


    function _destroy($ses_id) { 


        $session_sql = "DELETE FROM " . $this->ses_table 


                     . " WHERE ses_id = '$ses_id'"; 


        $session_res = @mysql_query ($session_sql); 


        if (!$session_res) { 


            return FALSE; 


        }         else { 


            return TRUE; 


        } 


    } 





    /* Garbage collection, deletes old sessions */ 


    function _gc($life) { 


        $ses_life = strtotime("-5 minutes"); 





        $session_sql = "DELETE FROM " . $this->ses_table 


                     . " WHERE ses_time < $ses_life"; 


        $session_res = @mysql_query ($session_sql); 








        if (!$session_res) { 


            return FALSE; 


        }         else { 


            return TRUE; 


        } 


    } 


} 


?>