php session 寫入資料庫，phpsession_PHP教程

php session 寫入資料庫，phpsession

本文執行個體介紹了php session 寫入資料庫的方法，分享給大家供大家參考，具體內容如下

<?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));

以上就是本文的全部內容，希望對大家的學習有所協助。

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http://www.bkjia.com/PHPjc/1099073.htmlwww.bkjia.comtruehttp://www.bkjia.com/PHPjc/1099073.htmlTechArticlephp session 寫入資料庫，phpsession 本文執行個體介紹了php session 寫入資料庫的方法，分享給大家供大家參考，具體內容如下 php ## codeMaker Alpha 0.1....

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