Chris@0: <?php
Chris@0: 
Chris@0: namespace Consolidation\AnnotatedCommand\Hooks\Dispatchers;
Chris@0: 
Chris@0: use Consolidation\AnnotatedCommand\ExitCodeInterface;
Chris@0: use Consolidation\AnnotatedCommand\Hooks\HookManager;
Chris@0: use Consolidation\AnnotatedCommand\Hooks\StatusDeterminerInterface;
Chris@0: 
Chris@0: /**
Chris@0:  * Call hooks
Chris@0:  */
Chris@0: class StatusDeterminerHookDispatcher extends HookDispatcher implements StatusDeterminerInterface
Chris@0: {
Chris@0:     /**
Chris@0:      * Call all status determiners, and see if any of them
Chris@0:      * know how to convert to a status code.
Chris@0:      */
Chris@0:     public function determineStatusCode($result)
Chris@0:     {
Chris@0:         // If the result (post-processing) is an object that
Chris@0:         // implements ExitCodeInterface, then we will ask it
Chris@0:         // to give us the status code.
Chris@0:         if ($result instanceof ExitCodeInterface) {
Chris@0:             return $result->getExitCode();
Chris@0:         }
Chris@0: 
Chris@0:         $hooks = [
Chris@0:             HookManager::STATUS_DETERMINER,
Chris@0:         ];
Chris@0:         // If the result does not implement ExitCodeInterface,
Chris@0:         // then we'll see if there is a determiner that can
Chris@0:         // extract a status code from the result.
Chris@0:         $determiners = $this->getHooks($hooks);
Chris@0:         foreach ($determiners as $determiner) {
Chris@0:             $status = $this->callDeterminer($determiner, $result);
Chris@0:             if (isset($status)) {
Chris@0:                 return $status;
Chris@0:             }
Chris@0:         }
Chris@0:     }
Chris@0: 
Chris@0:     protected function callDeterminer($determiner, $result)
Chris@0:     {
Chris@0:         if ($determiner instanceof StatusDeterminerInterface) {
Chris@0:             return $determiner->determineStatusCode($result);
Chris@0:         }
Chris@0:         if (is_callable($determiner)) {
Chris@0:             return $determiner($result);
Chris@0:         }
Chris@0:     }
Chris@0: }