class DropdownLanguage in Dropdown Language 8.2

Provides language switcher block plugin definitions for all languages.

Hierarchy

• class \Drupal\Component\Plugin\Derivative\DeriverBase implements DeriverInterface
  • class \Drupal\dropdown_language\Plugin\Derivative\DropdownLanguage uses StringTranslationTrait

File

src/Plugin/Derivative/DropdownLanguage.php, line 12

Namespace

Drupal\dropdown_language\Plugin\Derivative

class DropdownLanguage extends DeriverBase {
  use StringTranslationTrait;

  /**
   * List of derivative definitions.
   *
   * @var array
   */
  protected $derivatives = [];

  /**
   * {@inheritdoc}
   */
  public function getDerivativeDefinitions($base_plugin_definition) {
    $language_manager = \Drupal::languageManager();
    if ($language_manager instanceof ConfigurableLanguageManagerInterface) {
      $info = $language_manager
        ->getDefinedLanguageTypesInfo();
      $configurable_types = $language_manager
        ->getLanguageTypes();
      foreach ($configurable_types as $type) {
        $this->derivatives[$type] = $base_plugin_definition;
        $this->derivatives[$type]['admin_label'] = $this
          ->t('Dropdown Language (@type)', [
          '@type' => $info[$type]['name'],
        ]);
      }

      // If there is just one configurable type then change the title of the
      // block.
      if (count($configurable_types) == 1) {
        $this->derivatives[reset($configurable_types)]['admin_label'] = $this
          ->t('Dropdown Language');
      }
    }
    return parent::getDerivativeDefinitions($base_plugin_definition);
  }

}

Members

Name	Modifiers	Type	Description	Overrides
DeriverBase::getDerivativeDefinition	public	function	Gets the definition of a derivative plugin. Overrides DeriverInterface::getDerivativeDefinition
DropdownLanguage::$derivatives	protected	property	List of derivative definitions. Overrides DeriverBase::$derivatives
DropdownLanguage::getDerivativeDefinitions	public	function	Gets the definition of all derivatives of a base plugin. Overrides DeriverBase::getDerivativeDefinitions
StringTranslationTrait::$stringTranslation	protected	property	The string translation service.	1
StringTranslationTrait::formatPlural	protected	function	Formats a string containing a count of items.
StringTranslationTrait::getNumberOfPlurals	protected	function	Returns the number of plurals supported by a given language.
StringTranslationTrait::getStringTranslation	protected	function	Gets the string translation service.
StringTranslationTrait::setStringTranslation	public	function	Sets the string translation service to use.	2
StringTranslationTrait::t	protected	function	Translates a string to the current language or to a given language.