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hedera-web-mindshore/vn/web/db-session-handler.php

57 lines
1.0 KiB
PHP
Executable File

<?php
namespace Vn\Web;
class DbSessionHandler implements \SessionHandlerInterface
{
private $db;
function __construct ($db)
{
$this->db = $db;
}
function close ()
{
return TRUE;
}
function destroy ($sessionId)
{
$this->db->query ('DELETE FROM userSession WHERE ssid = #', [$sessionId]);
return TRUE;
}
function gc ($maxLifeTime)
{
$this->db->query ('DELETE FROM userSession
WHERE lastUpdate < TIMESTAMPADD(SECOND, -#, NOW())',
[$maxLifeTime]
);
return TRUE;
}
function open ($savePath, $name)
{
return TRUE;
}
function read ($sessionId)
{
//$db->query ('DO GET_LOCK(#, 30)', [$sessionId]);
$sessionData = $this->db->getValue (
'SELECT data FROM userSession WHERE ssid = #', [$sessionId]);
return isset ($sessionData) ? $sessionData : '';
}
function write ($sessionId, $sessionData)
{
$this->db->query ('REPLACE INTO userSession SET ssid = #, data = #',
[$sessionId, $sessionData]);
//$db->query ('DO RELEASE_LOCK(#)', [$sessionId]);
return TRUE;
}
}
?>