www.aleph1.co.uk Git - yaffs-website/blob - vendor/drupal/console-core/src/EventSubscriber/ShowTipsListener.php

   1 <?php
   2
   3 /**
   4  * @file
   5  * Contains \Drupal\Console\Core\EventSubscriber\ShowTipsListener.
   6  */
   7
   8 namespace Drupal\Console\Core\EventSubscriber;
   9
  10 use Symfony\Component\Console\ConsoleEvents;
  11 use Symfony\Component\Console\Event\ConsoleCommandEvent;
  12 use Symfony\Component\EventDispatcher\EventSubscriberInterface;
  13 use Symfony\Component\Console\Command\Command;
  14 use Drupal\Console\Core\Utils\TranslatorManagerInterface;
  15 use Drupal\Console\Core\Style\DrupalStyle;
  16
  17 /**
  18  * Class ShowTipsListener
  19  *
  20  * @package Drupal\Console\Core\EventSubscriber
  21  */
  22 class ShowTipsListener implements EventSubscriberInterface
  23 {
  24     /**
  25      * @var TranslatorManagerInterface
  26      */
  27     protected $translator;
  28
  29     /**
  30      * ShowGenerateChainListener constructor.
  31      *
  32      * @param TranslatorManagerInterface $translator
  33      */
  34     public function __construct(
  35         TranslatorManagerInterface $translator
  36     ) {
  37         $this->translator = $translator;
  38     }
  39
  40     /**
  41      * @param ConsoleCommandEvent $event
  42      */
  43     public function showTips(ConsoleCommandEvent $event)
  44     {
  45         /* @var Command $command */
  46         $command = $event->getCommand();
  47         $input = $command->getDefinition();
  48         /* @var DrupalStyle $io */
  49         $io = new DrupalStyle($event->getInput(), $event->getOutput());
  50
  51         $learning = $input->getOption('learning');
  52
  53         // pick randomly one of the tips (5 tips as maximum).
  54         $tips = $this->getTip($command->getName());
  55
  56         if ($learning && $tips) {
  57             $io->commentBlock($tips);
  58         }
  59     }
  60
  61     /**
  62      * @param $commandName
  63      * @return bool|string
  64      */
  65     private function getTip($commandName)
  66     {
  67         $get_tip = $this->translator
  68             ->trans('commands.'.str_replace(':', '.', $commandName).'.tips.0.tip');
  69         preg_match("/^commands./", $get_tip, $matches, null, 0);
  70         if (!empty($matches)) {
  71             return false;
  72         }
  73
  74         $n = rand(0, 5);
  75         $get_tip = $this->translator
  76             ->trans('commands.'.str_replace(':', '.', $commandName).'.tips.' . $n . '.tip');
  77         preg_match("/^commands./", $get_tip, $matches, null, 0);
  78
  79         if (empty($matches)) {
  80             return $get_tip;
  81         } else {
  82             return $this->getTip($commandName);
  83         }
  84     }
  85
  86     /**
  87      * @{@inheritdoc}
  88      */
  89     public static function getSubscribedEvents()
  90     {
  91         return [ConsoleEvents::COMMAND => 'showTips'];
  92     }
  93 }