aleph1.co.uk Git - yaffs-website/blob - web/core/lib/Drupal/Core/Plugin/Discovery/ContainerDerivativeDiscoveryDecorator.php

   1 <?php
   2
   3 namespace Drupal\Core\Plugin\Discovery;
   4
   5 use Drupal\Component\Plugin\Discovery\DerivativeDiscoveryDecorator;
   6
   7 class ContainerDerivativeDiscoveryDecorator extends DerivativeDiscoveryDecorator {
   8
   9   /**
  10    * {@inheritdoc}
  11    */
  12   protected function getDeriver($base_plugin_id, $base_definition) {
  13     if (!isset($this->derivers[$base_plugin_id])) {
  14       $this->derivers[$base_plugin_id] = FALSE;
  15       $class = $this->getDeriverClass($base_definition);
  16       if ($class) {
  17         // If the deriver provides a factory method, pass the container to it.
  18         if (is_subclass_of($class, '\Drupal\Core\Plugin\Discovery\ContainerDeriverInterface')) {
  19           /** @var \Drupal\Core\Plugin\Discovery\ContainerDeriverInterface $class */
  20           $this->derivers[$base_plugin_id] = $class::create(\Drupal::getContainer(), $base_plugin_id);
  21         }
  22         else {
  23           $this->derivers[$base_plugin_id] = new $class($base_plugin_id);
  24         }
  25       }
  26     }
  27     return $this->derivers[$base_plugin_id] ?: NULL;
  28   }
  29
  30 }