src/Factory/SessionFactory.php

   1 <?php
   2
   3 namespace Friendica\Factory;
   4
   5 use Friendica\App;
   6 use Friendica\Core\Cache\Cache;
   7 use Friendica\Core\Cache\ICache;
   8 use Friendica\Core\Config\Configuration;
   9 use Friendica\Core\Session;
  10 use Friendica\Core\System;
  11 use Friendica\Database\Database;
  12 use Friendica\Model\User\Cookie;
  13 use Friendica\Util\Profiler;
  14 use Psr\Log\LoggerInterface;
  15
  16 /**
  17  * Factory for creating a valid Session for this run
  18  */
  19 class SessionFactory
  20 {
  21         /** @var string The plain, PHP internal session management */
  22         const HANDLER_NATIVE = 'native';
  23         /** @var string Using the database for session management */
  24         const HANDLER_DATABASE = 'database';
  25         /** @var string Using the cache for session management */
  26         const HANDLER_CACHE = 'cache';
  27
  28         const HANDLER_DEFAULT = self::HANDLER_DATABASE;
  29
  30         /**
  31          * @param App\Mode        $mode
  32          * @param App\BaseURL     $baseURL
  33          * @param Configuration   $config
  34          * @param Cookie          $cookie
  35          * @param Database        $dba
  36          * @param ICache          $cache
  37          * @param LoggerInterface $logger
  38          * @param array           $server
  39          *
  40          * @return Session\ISession
  41          */
  42         public function createSession(App\Mode $mode, App\BaseURL $baseURL, Configuration $config, Cookie $cookie, Database $dba, ICache $cache, LoggerInterface $logger, Profiler $profiler, array $server = [])
  43         {
  44                 $stamp1  = microtime(true);
  45                 $session = null;
  46
  47                 try {
  48                         if ($mode->isInstall() || $mode->isBackend()) {
  49                                 $session = new Session\Memory($cookie);
  50                         } else {
  51                                 $session_handler = $config->get('system', 'session_handler', self::HANDLER_DEFAULT);
  52                                 $handler = null;
  53
  54                                 switch ($session_handler) {
  55                                         case self::HANDLER_DATABASE:
  56                                                 $handler = new Session\Handler\Database($dba, $logger, $server);
  57                                                 break;
  58                                         case self::HANDLER_CACHE:
  59                                                 // In case we're using the db as cache driver, use the native db session, not the cache
  60                                                 if ($config->get('system', 'cache_driver') === Cache::TYPE_DATABASE) {
  61                                                         $handler = new Session\Handler\Database($dba, $logger, $server);
  62                                                 } else {
  63                                                         $handler = new Session\Handler\Cache($cache, $logger, $server);
  64                                                 }
  65                                                 break;
  66                                 }
  67
  68                                 $session = new Session\Native($baseURL, $cookie, $handler);
  69                         }
  70                 } finally {
  71                         $profiler->saveTimestamp($stamp1, 'parser', System::callstack());
  72                         return $session;
  73                 }
  74         }
  75 }