php session 写入数据库

?php $config = array( host= 127.0.0.1, user= root, password= 123456, database= test, charset= utf8, table= user_session); session_handler::init($config); session::open(); session::set(profile, array(id= 1, user= haowei, vip-level=6)); 无 源

$config = array(
"host"=> "127.0.0.1",
"user"=> "root",
"password"=> "123456",
"database"=> "test",
"charset"=> "utf8",
"table"=> "user_session");

session_handler::init($config);
session::open();
session::set("profile", array("id"=> 1, "user"=> "haowei", "vip-level"=> 6));

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<?php

#
#	codeMaker Alpha 0.1.1 ( haowei.me )
#	This framework comply with the GPL license agreement
#

class session_handler {
	
	protected $maxlifetime = null;
	protected $dbHandle = null;
	public $config = null;
	
	public static function init($args) {
		return new self($args);
	}
	
	public function __construct($args) {
		
		$this->config = $args;
		$this->maxlifetime = get_cfg_var("session.gc_maxlifetime");
		session_set_save_handler(
		array($this, "open"),
		array($this, "close"),
		array($this, "read"),
		array($this, "write"),
		array($this, "destroy"),
		array($this, "gc"));
		
	}
	
	public function open() {
		$this->link = mysqli_connect(
		$this->config['host'], 
		$this->config['user'], 
		$this->config['password'], 
		$this->config['database']);
		mysqli_set_charset($this->link, "utf8");
		$sql = 'CREATE TABLE IF NOT EXISTS `%s` (
		`session_id` varchar(255) NOT NULL,
		`session_data` text,
		`session_expires` char(10) NOT NULL,
		PRIMARY KEY (`session_id`)
		) ENGINE=InnoDB DEFAULT CHARSET=utf8 COLLATE=utf8_unicode_ci;';
		$sql = sprintf($sql, $this->config['table']);
		mysqli_query($this->link, $sql);
		return true;
	}
	
	public function close() {
		return true;
	}
	
	
	public function read($session_id) {
		if(empty($session_id)) return null;
		
		$sql = 'SELECT `session_data` AS `data` FROM `%s` WHERE `session_id` = "%s" AND `session_expires` > "%u"';
		$sql = sprintf($sql, 
		mysqli_real_escape_string($this->link, $this->config['table']), 
		mysqli_real_escape_string($this->link, $session_id),
		time());
		
		$result = mysqli_query($this->link, $sql);
		$row = mysqli_fetch_assoc($result);
		return $row['data'];
		
	}
	
	public function write($session_id, $session_data) {
		if(empty($session_id)) return null;
		
		$newExpires = time() + $this->maxlifetime;
		$sql = 'REPLACE INTO `%s` SET `session_id` = "%s", `session_data` = "%s", `session_expires` = "%u"';
		$sql = sprintf($sql, 
		mysqli_real_escape_string($this->link, $this->config['table']), 
		mysqli_real_escape_string($this->link, $session_id),
		mysqli_real_escape_string($this->link, $session_data),
		$newExpires);
		
		$result = mysqli_query($this->link, $sql);
		return mysqli_affected_rows($this->link);
		
    }
	
	public function destroy($session_id) {
		$sql = 'DELETE FROM `%s` WHERE `session_id` = "%s"';
		$sql = sprintf($sql, 
		mysqli_real_escape_string($this->link, $this->config['table']), 
		mysqli_real_escape_string($this->link, $session_id));

		$result = mysqli_query($this->link, $sql);
		return mysqli_affected_rows($this->link);
    }
	
	public function gc() {
		$sql = 'DELETE FROM `%s` WHERE `session_expires` < "%u"';
		$sql = sprintf($sql, 
		mysqli_real_escape_string($this->link, $this->config['table']), 
		time());
		
		$result = mysqli_query($this->link, $sql);
		return mysqli_affected_rows($this->link);
    }
	
}

class session {

	public static $collection = null;
	
	public static function open($clean = false, $token = false) {
		if($clean) ob_end_clean();
		if($token) session_id($token);
		session_start();
		self::$collection = $_SESSION;
	}
	
	public static function id() {
		$num_args = func_num_args();
		if($num_args) {
			$args = func_get_arg(0);
			return session_id($args);
		}else{
			return session_id();
		}
	}
	
	public static function get($name) {
		return isset($_SESSION[$name]) ? $_SESSION[$name] : null;
	}
	
	public static function set($name, $value) {
		$_SESSION[$name] = $value;
		return true;
	}
	
	public static function delete($name) {
		if(!isset($_SESSION[$name])) return null;
		unset($_SESSION[$name]);
		return true;
	}
	
	public static function destroy() {
		session_destroy();
	}
	
}



$config = array(
"host"=> "127.0.0.1",
"user"=> "root",
"password"=> "123456",
"database"=> "test",
"charset"=> "utf8",
"table"=> "user_session");

session_handler::init($config);
session::open();
session::set("profile", array("id"=> 1, "user"=> "haowei", "vip-level"=> 6));