www.aleph1.co.uk Git - yaffs-website/blob - vendor/drupal/console/src/Command/Shared/EventsTrait.php

   1 <?php
   2
   3 /**
   4  * @file
   5  * Contains Drupal\Console\Command\Shared\EventsTrait.
   6  */
   7
   8 namespace Drupal\Console\Command\Shared;
   9
  10 use Drupal\Console\Core\Style\DrupalStyle;
  11
  12 /**
  13  * Class EventsTrait
  14  *
  15  * @package Drupal\Console\Command
  16  */
  17 trait EventsTrait
  18 {
  19     /**
  20      * @param DrupalStyle $io
  21      *
  22      * @return mixed
  23      */
  24     public function eventsQuestion(DrupalStyle $io)
  25     {
  26         $eventCollection = [];
  27         $io->info($this->trans('commands.common.questions.events.message'));
  28
  29         $events = $this->getEvents();
  30
  31         while (true) {
  32             $event = $io->choiceNoList(
  33                 $this->trans('commands.common.questions.events.name'),
  34                 $events,
  35                 null,
  36                 true
  37             );
  38
  39             if (empty($event)) {
  40                 break;
  41             }
  42
  43             $callbackSuggestion = str_replace('.', '_', $event);
  44             $callback = $io->ask(
  45                 $this->trans('commands.generate.event.subscriber.questions.callback-name'),
  46                 $callbackSuggestion
  47             );
  48
  49             $eventCollection[$event] = $callback;
  50             $eventKey = array_search($event, $events, true);
  51
  52             if ($eventKey >= 0) {
  53                 unset($events[$eventKey]);
  54             }
  55         }
  56
  57         return $eventCollection;
  58     }
  59
  60     public function getEvents()
  61     {
  62         if (null === $this->events) {
  63             $this->events = [];
  64             $this->events = array_keys($this->eventDispatcher->getListeners());
  65         }
  66         return $this->events;
  67     }
  68 }