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protected function FeaturesAssignmentForwardDependency::dependencyOrder in Features 8.4

Same name and namespace in other branches
  1. 8.3 src/Plugin/FeaturesAssignment/FeaturesAssignmentForwardDependency.php \Drupal\features\Plugin\FeaturesAssignment\FeaturesAssignmentForwardDependency::dependencyOrder()

Get config items such that each item comes before anything it depends on.

Parameters

\Drupal\features\ConfigurationItem[] $config_collection: A collection of configuration items.

Return value

string[] The names of configuration items, in dependency order.

1 call to FeaturesAssignmentForwardDependency::dependencyOrder()
FeaturesAssignmentForwardDependency::assignPackages in src/Plugin/FeaturesAssignment/FeaturesAssignmentForwardDependency.php
Performs package assignment.

File

src/Plugin/FeaturesAssignment/FeaturesAssignmentForwardDependency.php, line 61

Class

FeaturesAssignmentForwardDependency
Class for assigning configuration to packages based on forward dependencies.

Namespace

Drupal\features\Plugin\FeaturesAssignment

Code

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);
}