Czyszczenie jest w klasie User. Usuwam.

cronjob.php

@@ -15,9 +15,3 @@
 | written permission from the original author(s).
 | 
 **********************************************************/
-if ($_sett->get('cronjob_hour') < (time()-60*60*2))
-{
-	// Usuwanie niepotrzebnych wpisów z tabeli użytkowników online.
-	$_pdo->exec('DELETE FROM [users_online] WHERE `last_activity` < '.(time()-60*60*2));
-	$_sett->update(array('cronjob_hour' => time()));
-}

system/class/User.php

@@ -371,9 +371,6 @@ public function saveNewAvatar($id, $file, $check_exists = FALSE, $delete_file =
 
 	protected function getAvatarErrorStatus()
 	{
-
-
-
 		return array(
 			'type_error' => __('The avatar seems not to be an image.'),
 			'filesize_error' => __('The avatar has got too large file size.'),
@@ -1687,7 +1684,7 @@ public function cleanPerms()
 		}
 	}
 
-	/** Kontrola logowania **/
+	/** Kontrola logowania **/ //- //TODO: potrzebne?
 
 	/**
 	 * Ustawia nie udaną próbę logowania
@@ -1727,7 +1724,6 @@ protected function cacheOnline()
 	 {
 		foreach ($this->_pdo->getData('SELECT o.*, u.username FROM [users_online] o LEFT JOIN [users] u ON o.user_id = u.id ORDER BY o.last_activity DESC') as $user)
 		{
-			//if (in_array($))
 			$this->_online[] = $user;
 		}
 
@@ -1771,7 +1767,6 @@ public function getOnline()
 			}
 
 			$this->_get_users_online = $data;
-			//$this->cleanOnlineDuplicates();
 		}
 
 		return $this->_get_users_online;
@@ -1922,7 +1917,7 @@ public function bannedByEmail($email, $validation = FALSE)
 		return TRUE;
 	}
 
-	// Źródło?
+	// From php.net
 	private function IPv6($ip, $limit)
 	{
 		if (strpos($ip, "::") !== FALSE)