aleph1.co.uk Git - yaffs-website/blob - web/core/modules/system/tests/modules/plugin_test/src/Plugin/plugin_test/mock_block/MockLayoutBlockDeriver.php

   1 <?php
   2
   3 namespace Drupal\plugin_test\Plugin\plugin_test\mock_block;
   4
   5 use Drupal\Component\Plugin\Derivative\DeriverInterface;
   6
   7 /**
   8  * Mock implementation of DeriverInterface for the mock layout block plugin.
   9  *
  10  * @see \Drupal\plugin_test\Plugin\MockBlockManager
  11  */
  12 class MockLayoutBlockDeriver implements DeriverInterface {
  13
  14   /**
  15    * {@inheritdoc}
  16    */
  17   public function getDerivativeDefinition($derivative_id, $base_plugin_definition) {
  18     $derivatives = $this->getDerivativeDefinitions($base_plugin_definition);
  19     if (isset($derivatives[$derivative_id])) {
  20       return $derivatives[$derivative_id];
  21     }
  22   }
  23
  24   /**
  25    * {@inheritdoc}
  26    */
  27   public function getDerivativeDefinitions($base_plugin_definition) {
  28     // This isn't strictly necessary, but it helps reduce clutter in
  29     // DerivativePluginTest::testDerivativeDecorator()'s $expected variable.
  30     // Since derivative definitions don't need further deriving, we remove this
  31     // key from the returned definitions.
  32     unset($base_plugin_definition['deriver']);
  33
  34     $derivatives = [
  35       // Adding a NULL key signifies that the base plugin may also be used in
  36       // addition to the derivatives. In this case, we allow the administrator
  37       // to add a generic layout block to the page.
  38       NULL => $base_plugin_definition,
  39
  40       // We also allow them to add a customized one. Here, we just mock the
  41       // customized one, but in a real implementation, this would be fetched
  42       // from some \Drupal::config() object.
  43       'foo' => [
  44         'label' => t('Layout Foo'),
  45       ] + $base_plugin_definition,
  46     ];
  47
  48     return $derivatives;
  49   }
  50
  51 }