/** * {@inheritdoc} */ public function getSlot(CommandInterface $command) { $slot = $command->getSlot(); if (!isset($slot) && isset($this->commands[$cmdID = $command->getId()])) { $key = call_user_func($this->commands[$cmdID], $command); if (isset($key)) { $slot = $this->getSlotByKey($key); $command->setSlot($slot); } } return $slot; }