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class LocaleTranslation in Zircon Profile 8

Same name in this branch
  1. 8 core/modules/locale/src/LocaleTranslation.php \Drupal\locale\LocaleTranslation
  2. 8 core/modules/locale/src/Plugin/QueueWorker/LocaleTranslation.php \Drupal\locale\Plugin\QueueWorker\LocaleTranslation
Same name and namespace in other branches
  1. 8.0 core/modules/locale/src/Plugin/QueueWorker/LocaleTranslation.php \Drupal\locale\Plugin\QueueWorker\LocaleTranslation

Executes interface translation queue tasks.

Plugin annotation


@QueueWorker(
  id = "locale_translation",
  title = @Translation("Update translations"),
  cron = {"time" = 30}
)

Hierarchy

Expanded class hierarchy of LocaleTranslation

File

core/modules/locale/src/Plugin/QueueWorker/LocaleTranslation.php, line 25
Contains \Drupal\locale\Plugin\QueueWorker\LocaleTranslation.

Namespace

Drupal\locale\Plugin\QueueWorker
View source
class LocaleTranslation extends QueueWorkerBase implements ContainerFactoryPluginInterface {

  /**
   * The module handler.
   *
   * @var \Drupal\Core\Extension\ModuleHandlerInterface
   */
  protected $moduleHandler;

  /**
   * The queue object.
   *
   * @var \Drupal\Core\Queue\QueueInterface
   */
  protected $queue;

  /**
   * Constructs a new LocaleTranslation object.
   *
   * @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.
   * @param \Drupal\Core\Extension\ModuleHandlerInterface $module_handler
   *   The module handler.
   * @param \Drupal\Core\Queue\QueueInterface $queue
   *   The queue object.
   */
  public function __construct(array $configuration, $plugin_id, array $plugin_definition, ModuleHandlerInterface $module_handler, QueueInterface $queue) {
    parent::__construct($configuration, $plugin_id, $plugin_definition);
    $this->moduleHandler = $module_handler;
    $this->queue = $queue;
  }

  /**
   * {@inheritdoc}
   */
  public static function create(ContainerInterface $container, array $configuration, $plugin_id, $plugin_definition) {
    return new static($configuration, $plugin_id, $plugin_definition, $container
      ->get('module_handler'), $container
      ->get('queue')
      ->get('locale_translation', TRUE));
  }

  /**
   * {@inheritdoc}
   *
   * The translation update functions executed here are batch operations which
   * are also used in translation update batches. The batch functions may need
   * to be executed multiple times to complete their task, typically this is the
   * translation import function. When a batch function is not finished, a new
   * queue task is created and added to the end of the queue. The batch context
   * data is needed to continue the batch task is stored in the queue with the
   * queue data.
   */
  public function processItem($data) {
    $this->moduleHandler
      ->loadInclude('locale', 'batch.inc');
    list($function, $args) = $data;

    // We execute batch operation functions here to check, download and import
    // the translation files. Batch functions use a context variable as last
    // argument which is passed by reference. When a batch operation is called
    // for the first time a default batch context is created. When called
    // iterative (usually the batch import function) the batch context is passed
    // through via the queue and is part of the $data.
    $last = count($args) - 1;
    if (!is_array($args[$last]) || !isset($args[$last]['finished'])) {
      $batch_context = [
        'sandbox' => [],
        'results' => [],
        'finished' => 1,
        'message' => '',
      ];
    }
    else {
      $batch_context = $args[$last];
      unset($args[$last]);
    }
    $args = array_merge($args, [
      &$batch_context,
    ]);

    // Call the batch operation function.
    call_user_func_array($function, $args);

    // If the batch operation is not finished we create a new queue task to
    // continue the task. This is typically the translation import task.
    if ($batch_context['finished'] < 1) {
      unset($batch_context['strings']);
      $this->queue
        ->createItem([
        $function,
        $args,
      ]);
    }
  }

}

Members

Namesort descending Modifiers Type Description Overrides
LocaleTranslation::$moduleHandler protected property The module handler.
LocaleTranslation::$queue protected property The queue object.
LocaleTranslation::create public static function Creates an instance of the plugin. Overrides ContainerFactoryPluginInterface::create
LocaleTranslation::processItem public function The translation update functions executed here are batch operations which are also used in translation update batches. The batch functions may need to be executed multiple times to complete their task, typically this is the translation import… Overrides QueueWorkerInterface::processItem
LocaleTranslation::__construct public function Constructs a new LocaleTranslation object. Overrides PluginBase::__construct
PluginBase::$configuration protected property Configuration information passed into the plugin. 2
PluginBase::$pluginDefinition protected property The plugin implementation definition.
PluginBase::$pluginId protected property The plugin_id.
PluginBase::DERIVATIVE_SEPARATOR constant A string which is used to separate base plugin IDs from the derivative ID.
PluginBase::getBaseId public function Gets the base_plugin_id of the plugin instance. Overrides DerivativeInspectionInterface::getBaseId
PluginBase::getDerivativeId public function Gets the derivative_id of the plugin instance. Overrides DerivativeInspectionInterface::getDerivativeId
PluginBase::getPluginDefinition public function Gets the definition of the plugin implementation. Overrides PluginInspectionInterface::getPluginDefinition
PluginBase::getPluginId public function Gets the plugin_id of the plugin instance. Overrides PluginInspectionInterface::getPluginId