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\Cache;
  10 use Friendica\Core\Session\Database;
  11 use Friendica\Core\Session\ISession;
  12 use Friendica\Core\Session\Memory;
  13 use Friendica\Core\Session\Memory;
  14 use Friendica\Core\Session\Native;
  15 use Friendica\Core\System;
  16 use Friendica\Database\Database;
  17 use Friendica\Model\User\Cookie;
  18 use Friendica\Util\Profiler;
  19 use Psr\Log\LoggerInterface;
  20
  21 /**
  22  * Factory for creating a valid Session for this run
  23  */
  24 class SessionFactory
  25 {
  26         /** @var string The plain, PHP internal session management */
  27         const INTERNAL = 'native';
  28         /** @var string Using the database for session management */
  29         const DATABASE = 'database';
  30         /** @var string Using the cache for session management */
  31         const CACHE = 'cache';
  32         /** @var string A temporary cached session */
  33         const MEMORY  = 'memory';
  34         /** @var string The default type for Session management in case of no config */
  35         const DEFAULT = self::DATABASE;
  36
  37         /**
  38          * @param App\Mode        $mode
  39          * @param Configuration   $config
  40          * @param Cookie          $cookie
  41          * @param Database        $dba
  42          * @param ICache          $cache
  43          * @param LoggerInterface $logger
  44          * @param array           $server
  45          *
  46          * @return ISession
  47          */
  48         public function createSession(App\Mode $mode, Configuration $config, Cookie $cookie, Database $dba, ICache $cache, LoggerInterface $logger, Profiler $profiler, array $server = [])
  49         {
  50                 $stamp1  = microtime(true);
  51                 $session = null;
  52
  53                 try {
  54                         if ($mode->isInstall() || $mode->isBackend()) {
  55                                 $session = new Memory();
  56                         } else {
  57                                 $session_handler = $config->get('system', 'session_handler', self::DEFAULT);
  58
  59                                 switch ($session_handler) {
  60                                         case self::INTERNAL:
  61                                                 $session = new Native($config, $cookie);
  62                                                 break;
  63                                         case self::DATABASE:
  64                                         default:
  65                                                 $session = new Database($config, $cookie, $dba, $logger, $server);
  66                                                 break;
  67                                         case self::CACHE:
  68                                                 // In case we're using the db as cache driver, use the native db session, not the cache
  69                                                 if ($config->get('system', 'cache_driver') === Cache::TYPE_DATABASE) {
  70                                                         $session = new Database($config, $cookie, $dba, $logger, $server);
  71                                                 } else {
  72                                                         $session = new Cache($config, $cookie, $cache, $logger, $server);
  73                                                 }
  74                                                 break;
  75                                 }
  76                         }
  77                 } finally {
  78                         $profiler->saveTimestamp($stamp1, 'parser', System::callstack());
  79                         return $session;
  80                 }
  81         }
  82 }