PHP Session Write database, phpsession_php tutorial

PHP Session write database, phpsession

This article introduces the PHP session writing database method, share to everyone for reference, the specific content as follows

<?php # Codemaker Alpha 0.1.1 (haowei.me) # This framework comply with the GPL license agreement# class Session_han  dler {protected $maxlifetime = null;  protected $dbHandle = null;     public $config = null;  public static function init ($args) {return new self ($args);    The Public Function __construct ($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 ($this, "WRI       TE "), Array ($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) is not NULL, ' session_data ' text, ' Session_expir Es ' char (TEN) 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, $this->config[' table '), Mysqli_real_escape_stri         Ng ($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, $this->config[' table '), Mysqli_real_escape_stri         Ng ($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, $this->config[' table '), Mysqli_real_escape_stri     Ng ($this->link, $session _id));    $result = Mysqli_query ($this->link, $sql);  Return Mysqli_affected_rows ($this->link);    The 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 (); }} $config = Array ("host" = "127.0.0.1", "user" = "root", "password" = "123456", "database" = "test", "Charse T "=" UTF8 "," table "=> "User_session"); Session_handler::init ($config); Session::open (); Session::set ("Profile", Array ("id" = 1, "User" = "Haowei", " Vip-level "= 6));

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http://www.bkjia.com/PHPjc/1099073.html www.bkjia.com true http://www.bkjia.com/PHPjc/1099073.html techarticle PHP session to write to the database, phpsession this article introduces the PHP session to write the database method, share to everyone for reference, specific content as follows PHP # # Codemaker Alpha 0.1 ....

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