yaffs.net Git - yaffs-website/blob - web/core/modules/language/src/Plugin/Derivative/LanguageBlock.php

   1 <?php
   2
   3 namespace Drupal\language\Plugin\Derivative;
   4
   5 use Drupal\Component\Plugin\Derivative\DeriverBase;
   6 use Drupal\language\ConfigurableLanguageManagerInterface;
   7
   8 /**
   9  * Provides language switcher block plugin definitions for all languages.
  10  */
  11 class LanguageBlock extends DeriverBase {
  12
  13   /**
  14    * {@inheritdoc}
  15    */
  16   public function getDerivativeDefinitions($base_plugin_definition) {
  17     $language_manager = \Drupal::languageManager();
  18
  19     if ($language_manager instanceof ConfigurableLanguageManagerInterface) {
  20       $info = $language_manager->getDefinedLanguageTypesInfo();
  21       $configurable_types = $language_manager->getLanguageTypes();
  22       foreach ($configurable_types as $type) {
  23         $this->derivatives[$type] = $base_plugin_definition;
  24         $this->derivatives[$type]['admin_label'] = t('Language switcher (@type)', ['@type' => $info[$type]['name']]);
  25       }
  26       // If there is just one configurable type then change the title of the
  27       // block.
  28       if (count($configurable_types) == 1) {
  29         $this->derivatives[reset($configurable_types)]['admin_label'] = t('Language switcher');
  30       }
  31     }
  32
  33     return parent::getDerivativeDefinitions($base_plugin_definition);
  34   }
  35
  36 }