class FeaturesAssignmentForwardDependency in Features 8.4

Class for assigning configuration to packages based on forward dependencies.

Plugin annotation

@Plugin(
  id = "forward_dependency",
  weight = 20,
  name = @Translation("Forward dependency"),
  description = @Translation("Add to packages configuration on which items in the package depend."),
)

Hierarchy

• class \Drupal\Component\Plugin\PluginBase implements DerivativeInspectionInterface, PluginInspectionInterface
  • class \Drupal\Core\Plugin\PluginBase uses DependencySerializationTrait, MessengerTrait, StringTranslationTrait
    • class \Drupal\features\FeaturesAssignmentMethodBase implements FeaturesAssignmentMethodInterface
      • class \Drupal\features\Plugin\FeaturesAssignment\FeaturesAssignmentForwardDependency

File

src/Plugin/FeaturesAssignment/FeaturesAssignmentForwardDependency.php, line 18

Namespace

Drupal\features\Plugin\FeaturesAssignment

class FeaturesAssignmentForwardDependency extends FeaturesAssignmentMethodBase {

  /**
   * {@inheritdoc}
   */
  public function assignPackages($force = FALSE) {
    $config_collection = $this->featuresManager
      ->getConfigCollection();
    $ordered = $this
      ->dependencyOrder($config_collection);
    foreach ($ordered as $name) {
      $item = $config_collection[$name];
      if ($item
        ->getPackage()) {

        // Already has a package, not our business.
        continue;
      }

      // Find packages of dependent items.
      $dependent_packages = [];
      foreach ($item
        ->getDependents() as $dependent) {
        if (isset($config_collection[$dependent])) {
          if ($package = $config_collection[$dependent]
            ->getPackage()) {
            $dependent_packages[$package] = $package;
          }
        }
      }

      // If zero or multiple packages, we don't know what to do.
      if (count($dependent_packages) == 1) {
        $package = key($dependent_packages);
        $this->featuresManager
          ->assignConfigPackage($package, [
          $name,
        ]);
      }
    }
  }

  /**
   * Get config items such that each item comes before anything it depends on.
   *
   * @param \Drupal\features\ConfigurationItem[] $config_collection
   *   A collection of configuration items.
   *
   * @return string[]
   *   The names of configuration items, in dependency order.
   */
  protected function dependencyOrder(array $config_collection) {

    // Populate a graph.
    $graph = [];
    foreach ($config_collection as $config) {
      $graph[$config
        ->getName()] = [];
      foreach ($config
        ->getDependents() as $dependent) {
        $graph[$config
          ->getName()]['edges'][$dependent] = 1;
      }
    }
    $graph_object = new Graph($graph);
    $graph = $graph_object
      ->searchAndSort();

    // Order by inverse weight.
    $weights = array_column($graph, 'weight');
    array_multisort($weights, SORT_DESC, $graph);
    return array_keys($graph);
  }

}

Members

Name	Modifiers	Type	Description	Overrides
DependencySerializationTrait::$_entityStorages	protected	property	An array of entity type IDs keyed by the property name of their storages.
DependencySerializationTrait::$_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
FeaturesAssignmentForwardDependency::assignPackages	public	function	Performs package assignment. Overrides FeaturesAssignmentMethodInterface::assignPackages
FeaturesAssignmentForwardDependency::dependencyOrder	protected	function	Get config items such that each item comes before anything it depends on.
FeaturesAssignmentMethodBase::$assigner	protected	property	The features assigner.
FeaturesAssignmentMethodBase::$configFactory	protected	property	The configuration factory.
FeaturesAssignmentMethodBase::$entityTypeManager	protected	property	The entity type manager.
FeaturesAssignmentMethodBase::$featuresManager	protected	property	The features manager.
FeaturesAssignmentMethodBase::assignPackageByConfigTypes	protected	function	Assigns configuration of the types specified in a setting to a package.
FeaturesAssignmentMethodBase::assignSubdirectoryByConfigTypes	protected	function	Assigns a given subdirectory to configuration of specified types.
FeaturesAssignmentMethodBase::setAssigner	public	function	Injects the features assigner. Overrides FeaturesAssignmentMethodInterface::setAssigner
FeaturesAssignmentMethodBase::setConfigFactory	public	function	Injects the configuration factory. Overrides FeaturesAssignmentMethodInterface::setConfigFactory
FeaturesAssignmentMethodBase::setEntityTypeManager	public	function	Injects the entity manager. Overrides FeaturesAssignmentMethodInterface::setEntityTypeManager
FeaturesAssignmentMethodBase::setfeaturesManager	public	function
FeaturesAssignmentMethodInterface::setFeaturesManager	public	function	Injects the features manager.
MessengerTrait::$messenger	protected	property	The messenger.	29
MessengerTrait::messenger	public	function	Gets the messenger.	29
MessengerTrait::setMessenger	public	function	Sets the messenger.
PluginBase::$configuration	protected	property	Configuration information passed into the plugin.	1
PluginBase::$pluginDefinition	protected	property	The plugin implementation definition.	1
PluginBase::$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	3
PluginBase::getPluginId	public	function	Gets the plugin_id of the plugin instance. Overrides PluginInspectionInterface::getPluginId
PluginBase::isConfigurable	public	function	Determines if the plugin is configurable.
PluginBase::__construct	public	function	Constructs a \Drupal\Component\Plugin\PluginBase object.	92
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.