You are here

class BlockPluginCollection in Zircon Profile 8.0

Same name and namespace in other branches
  1. 8 core/modules/block/src/BlockPluginCollection.php \Drupal\block\BlockPluginCollection

Provides a collection of block plugins.

Hierarchy

Expanded class hierarchy of BlockPluginCollection

1 file declares its use of BlockPluginCollection
Block.php in core/modules/block/src/Entity/Block.php
Contains \Drupal\block\Entity\Block.

File

core/modules/block/src/BlockPluginCollection.php, line 17
Contains \Drupal\block\BlockPluginCollection.

Namespace

Drupal\block
View source
class BlockPluginCollection extends DefaultSingleLazyPluginCollection {

  /**
   * The block ID this plugin collection belongs to.
   *
   * @var string
   */
  protected $blockId;

  /**
   * Constructs a new BlockPluginCollection.
   *
   * @param \Drupal\Component\Plugin\PluginManagerInterface $manager
   *   The manager to be used for instantiating plugins.
   * @param string $instance_id
   *   The ID of the plugin instance.
   * @param array $configuration
   *   An array of configuration.
   * @param string $block_id
   *   The unique ID of the block entity using this plugin.
   */
  public function __construct(PluginManagerInterface $manager, $instance_id, array $configuration, $block_id) {
    parent::__construct($manager, $instance_id, $configuration);
    $this->blockId = $block_id;
  }

  /**
   * {@inheritdoc}
   *
   * @return \Drupal\Core\Block\BlockPluginInterface
   */
  public function &get($instance_id) {
    return parent::get($instance_id);
  }

  /**
   * {@inheritdoc}
   */
  protected function initializePlugin($instance_id) {
    if (!$instance_id) {
      throw new PluginException("The block '{$this->blockId}' did not specify a plugin.");
    }
    try {
      parent::initializePlugin($instance_id);
    } catch (PluginException $e) {
      $module = $this->configuration['provider'];

      // Ignore blocks belonging to uninstalled modules, but re-throw valid
      // exceptions when the module is installed and the plugin is
      // misconfigured.
      if (!$module || \Drupal::moduleHandler()
        ->moduleExists($module)) {
        throw $e;
      }
    }
  }

}

Members

Namesort descending Modifiers Type Description Overrides
BlockPluginCollection::$blockId protected property The block ID this plugin collection belongs to.
BlockPluginCollection::get public function Overrides LazyPluginCollection::get
BlockPluginCollection::initializePlugin protected function Initializes and stores a plugin. Overrides DefaultSingleLazyPluginCollection::initializePlugin
BlockPluginCollection::__construct public function Constructs a new BlockPluginCollection. Overrides DefaultSingleLazyPluginCollection::__construct
DefaultSingleLazyPluginCollection::$configuration protected property An array of configuration to instantiate the plugin with.
DefaultSingleLazyPluginCollection::$instanceId protected property The instance ID used for this plugin collection.
DefaultSingleLazyPluginCollection::$manager protected property The manager used to instantiate the plugins.
DefaultSingleLazyPluginCollection::addInstanceId public function Adds an instance ID to the available instance IDs. Overrides LazyPluginCollection::addInstanceId
DefaultSingleLazyPluginCollection::getConfiguration public function Gets the current configuration of all plugins in this collection. Overrides LazyPluginCollection::getConfiguration
DefaultSingleLazyPluginCollection::setConfiguration public function Sets the configuration for all plugins in this collection. Overrides LazyPluginCollection::setConfiguration
DependencySerializationTrait::$_serviceIds protected property An array of service IDs keyed by property name used for serialization.
DependencySerializationTrait::__sleep public function 1
DependencySerializationTrait::__wakeup public function 2
LazyPluginCollection::$instanceIDs protected property Stores the IDs of all potential plugin instances.
LazyPluginCollection::$pluginInstances protected property Stores all instantiated plugins.
LazyPluginCollection::clear public function Clears all instantiated plugins. 1
LazyPluginCollection::count public function
LazyPluginCollection::getInstanceIds public function Gets all instance IDs.
LazyPluginCollection::getIterator public function
LazyPluginCollection::has public function Determines if a plugin instance exists.
LazyPluginCollection::remove public function Removes an initialized plugin. 1
LazyPluginCollection::removeInstanceId public function Removes an instance ID. 1
LazyPluginCollection::set public function Stores an initialized plugin.