LanguageNegotiationAdministrationLanguage.php in Administration Language Negotiation 8

Namespace

Drupal\administration_language_negotiation\Plugin\LanguageNegotiation

File

src/Plugin/LanguageNegotiation/LanguageNegotiationAdministrationLanguage.php

<?php

declare (strict_types=1);
namespace Drupal\administration_language_negotiation\Plugin\LanguageNegotiation;

use Drupal\administration_language_negotiation\AdministrationLanguageNegotiationConditionManager;
use Drupal\Core\Plugin\ContainerFactoryPluginInterface;
use Drupal\language\LanguageNegotiationMethodBase;
use Symfony\Component\DependencyInjection\ContainerInterface;
use Symfony\Component\HttpFoundation\Request;

/**
 * Class for identifying language from a administration language negotiation.
 *
 * @LanguageNegotiation(
 *   weight = -4,
 *   name = @Translation("Administration language"),
 *   description = @Translation("A predefined language is set based on predefined customizable paths."),
 *   id = Drupal\administration_language_negotiation\Plugin\LanguageNegotiation\LanguageNegotiationAdministrationLanguage::METHOD_ID,
 *   types = {\Drupal\Core\Language\LanguageInterface::TYPE_INTERFACE},
 *   config_route_name = "administration_language_negotiation.negotiation_administration_language"
 * )
 */
class LanguageNegotiationAdministrationLanguage extends LanguageNegotiationMethodBase implements ContainerFactoryPluginInterface {

  /**
   * The language negotiation method id.
   */
  public const METHOD_ID = 'administration-language-negotiation';

  /**
   * The condition manager.
   *
   * @var \Drupal\administration_language_negotiation\AdministrationLanguageNegotiationConditionManager
   */
  protected $conditionManager;

  /**
   * Constructs a RequestPath condition plugin.
   *
   * @param \Drupal\administration_language_negotiation\AdministrationLanguageNegotiationConditionManager $manager
   *   The current path.
   * @param array $configuration
   *   A configuration array containing information about the plugin instance.
   * @param string $plugin_id
   *   The plugin_id for the plugin instance.
   * @param array $plugin_definition
   *   The plugin implementation definition.
   */
  public function __construct(AdministrationLanguageNegotiationConditionManager $manager, array $configuration, $plugin_id, array $plugin_definition) {
    $this->conditionManager = $manager;
  }

  /**
   * {@inheritdoc}
   */
  public static function create(ContainerInterface $container, array $configuration, $plugin_id, $plugin_definition) {
    return new static($container
      ->get('plugin.manager.administration_language_negotiation_condition'), $configuration, $plugin_id, $plugin_definition);
  }

  /**
   * {@inheritdoc}
   */
  public function getLangcode(Request $request = NULL) {

    // Run only for allowed users.
    if ($this->currentUser
      ->hasPermission('use administration language negotiation')) {
      $config = $this->config
        ->get('administration_language_negotiation.negotiation');
      $manager = $this->conditionManager;
      foreach ($manager
        ->getDefinitions() as $def) {

        /** @var \Drupal\Core\Executable\ExecutableInterface $condition_plugin */
        $condition_plugin = $manager
          ->createInstance($def['id'], $config
          ->get());
        if (!$manager
          ->execute($condition_plugin)) {
          return $this->currentUser
            ->getPreferredAdminLangcode(FALSE);
        }
      }
    }
    return FALSE;
  }

}

Classes

Name	Description
LanguageNegotiationAdministrationLanguage	Class for identifying language from a administration language negotiation.