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

   1 <?php
   2
   3 /**
   4  * @file
   5  * Contains \Drupal\Console\Command\EventDebugCommand.
   6  */
   7
   8 namespace Drupal\Console\Command;
   9
  10 use Symfony\Component\Console\Input\InputArgument;
  11 use Symfony\Component\Console\Input\InputInterface;
  12 use Symfony\Component\Console\Output\OutputInterface;
  13 use Symfony\Component\Console\Command\Command;
  14 use Drupal\Console\Core\Command\Shared\CommandTrait;
  15 use Drupal\Console\Core\Style\DrupalStyle;
  16
  17 /**
  18  * Class EventDebugCommand
  19  *
  20  *  @package Drupal\Console\Command
  21  */
  22 class EventDebugCommand extends Command
  23 {
  24     use CommandTrait;
  25
  26     protected $eventDispatcher;
  27
  28     /**
  29      * EventDebugCommand constructor.
  30      *
  31      * @param $eventDispatcher
  32      */
  33     public function __construct($eventDispatcher)
  34     {
  35         $this->eventDispatcher = $eventDispatcher;
  36         parent::__construct();
  37     }
  38
  39     /**
  40      * {@inheritdoc}
  41      */
  42     protected function configure()
  43     {
  44         $this
  45             ->setName('event:debug')
  46             ->setDescription($this->trans('commands.event.debug.description'))
  47             ->addArgument(
  48                 'event',
  49                 InputArgument::OPTIONAL,
  50                 $this->trans('commands.event.debug.arguments.event'),
  51                 null
  52             )
  53             ->setHelp($this->trans('commands.event.debug.help'));
  54     }
  55
  56     /**
  57      * {@inheritdoc}
  58      */
  59     protected function execute(InputInterface $input, OutputInterface $output)
  60     {
  61         $io = new DrupalStyle($input, $output);
  62
  63         $events = array_keys($this->eventDispatcher->getListeners());
  64         $event = $input->getArgument('event');
  65
  66         if ($event) {
  67             if (!in_array($event, $events)) {
  68                 throw new \Exception(
  69                     sprintf(
  70                         $this->trans('commands.event.debug.messages.no-events'),
  71                         $event
  72                     )
  73                 );
  74             }
  75
  76             $dispatcher = $this->eventDispatcher->getListeners($event);
  77             $listeners = [];
  78
  79             foreach ($dispatcher as $key => $value) {
  80                 $reflection = new \ReflectionClass(get_class($value[0]));
  81                 $listeners[] = [$reflection->getName(), $value[1]];
  82             }
  83
  84             $tableHeader = [
  85                $this->trans('commands.event.debug.messages.class'),
  86                $this->trans('commands.event.debug.messages.method'),
  87
  88             ];
  89
  90             $tableRows = [];
  91             foreach ($listeners as $key => $element) {
  92                 $tableRows[] = [
  93                     'class' => $element['0'],
  94                     'method' => $element['1']
  95                  ];
  96             }
  97
  98             $io->table($tableHeader, $tableRows);
  99
 100             return 0;
 101         }
 102
 103         $io->table(
 104             [$this->trans('commands.event.debug.messages.event')],
 105             $events
 106         );
 107     }
 108 }