protected function ConfigDependencyManager::getGraph in Drupal 8

Same name and namespace in other branches

1. 9 core/lib/Drupal/Core/Config/Entity/ConfigDependencyManager.php \Drupal\Core\Config\Entity\ConfigDependencyManager::getGraph()

Gets the dependency graph of all the config entities.

Return value

array The dependency graph of all the config entities.

3 calls to ConfigDependencyManager::getGraph()

ConfigDependencyManager::createGraphConfigEntityDependencies in core/lib/Drupal/Core/Config/Entity/ConfigDependencyManager.php

Creates a graph of config entity dependencies.

ConfigDependencyManager::getDependentEntities in core/lib/Drupal/Core/Config/Entity/ConfigDependencyManager.php

Gets dependencies.

ConfigDependencyManager::sortAll in core/lib/Drupal/Core/Config/Entity/ConfigDependencyManager.php

Sorts the dependencies in order of most dependent last.

File

core/lib/Drupal/Core/Config/Entity/ConfigDependencyManager.php, line 305

Class

ConfigDependencyManager

Provides a class to discover configuration entity dependencies.

Namespace

Drupal\Core\Config\Entity

Code

protected function getGraph() {
  if (!isset($this->graph)) {
    $graph = [];
    foreach ($this->data as $entity) {
      $graph_key = $entity
        ->getConfigDependencyName();
      if (!isset($graph[$graph_key])) {
        $graph[$graph_key] = [
          'edges' => [],
          'name' => $graph_key,
        ];
      }

      // Include all dependencies in the graph so that topographical sorting
      // works.
      foreach (array_merge($entity
        ->getDependencies('config'), $entity
        ->getDependencies('module'), $entity
        ->getDependencies('theme')) as $dependency) {
        $graph[$dependency]['edges'][$graph_key] = TRUE;
        $graph[$dependency]['name'] = $dependency;
      }
    }

    // Ensure that order of the graph is consistent.
    krsort($graph);
    $graph_object = new Graph($graph);
    $this->graph = $graph_object
      ->searchAndSort();
  }
  return $this->graph;
}