class Layout in Layout 8

Layout plugin derivative definition.

Hierarchy

• class \Drupal\rlayout\Plugin\Derivative\Layout implements \Drupal\Component\Plugin\Derivative\DerivativeInterface

File

lib/Drupal/rlayout/Plugin/Derivative/Layout.php, line 15

Definition of Drupal\rlayout\Plugin\Derivative\Layout.

Namespace

Drupal\rlayout\Plugin\Derivative

class Layout implements DerivativeInterface {

  /**
   * List of derivatives.
   *
   * Associative array keyed by responsive layout machine name. The values of
   * the array are associative arrays themselves with metadata about the
   * layout such as the order of regions and breakpoint overrides.
   *
   * @var array
   */
  protected $derivatives = array();

  /**
   * Implements DerivativeInterface::getDerivativeDefinition().
   */
  public function getDerivativeDefinition($derivative_id, array $base_plugin_definition) {
    if (!empty($this->derivatives) && !empty($this->derivatives[$derivative_id])) {
      return $this->derivatives[$derivative_id];
    }
    $this
      ->getDerivativeDefinitions($base_plugin_definition);
    return $this->derivatives[$derivative_id];
  }

  /**
   * Implements DerivativeInterface::getDerivativeDefinitions().
   */
  public function getDerivativeDefinitions(array $base_plugin_definition) {

    // Use module_invoke() because plugins are active even if the module is not
    // enabled.
    $this->derivatives = array();
    $layouts = module_invoke('rlayout', 'load_all');
    if (!empty($layouts)) {
      foreach ($layouts as $key => $layout) {
        $this->derivatives[$key] = array(
          'id' => $layout
            ->id(),
          'title' => $layout
            ->label(),
          'available regions' => $layout->regions,
          'region overrides' => $layout->overrides,
          'class' => 'Drupal\\rlayout\\Plugin\\layout\\layout\\ResponsiveLayout',
        );
      }
    }
    return $this->derivatives;
  }

}

Members

Name	Modifiers	Type	Description	Overrides
Layout::$derivatives	protected	property	List of derivatives.
Layout::getDerivativeDefinition	public	function	Implements DerivativeInterface::getDerivativeDefinition().
Layout::getDerivativeDefinitions	public	function	Implements DerivativeInterface::getDerivativeDefinitions().