class NodeSelection in Multi-path autocomplete 8

Provides specific selection functions for nodes.

Plugin annotation

@MpacSelection(
  id = "node",
  module = "mpac",
  label = @Translation("Node selection"),
  types = {"*"},
  group = "default",
  weight = 10
)

Hierarchy

• class \Drupal\mpac\Plugin\mpac\selection\SelectionBase implements SelectionInterface
  • class \Drupal\mpac\Plugin\mpac\selection\NodeSelection

File

lib/Drupal/mpac/Plugin/mpac/selection/NodeSelection.php, line 26

Contains \Drupal\mpac\Plugin\mpac\selection\NodeSelection.

Namespace

Drupal\mpac\Plugin\mpac\selection

class NodeSelection extends SelectionBase {
  public function countMatchingItems($match = NULL, $match_operator = 'CONTAINS') {
    $query = $this
      ->buildEntityQuery($match, $match_operator);
    return $query
      ->count()
      ->execute();
  }
  public function getMatchingItems($match = NULL, $match_operator = 'CONTAINS', $limit = 0) {
    if (!isset($match)) {
      return array();
    }
    $query = $this
      ->buildEntityQuery($match, $match_operator);
    if ($limit > 0) {
      $query
        ->range(0, $limit);
    }
    $result = $query
      ->execute();
    if (empty($result)) {
      return array();
    }
    $matches = array();

    // Load entites.
    $entities = entity_load_multiple('node', $result);
    foreach ($entities as $entity_id => $entity) {
      $matches["node/{$entity_id}"] = check_plain($entity
        ->label());
    }
    return $matches;
  }

  /**
   * Builds an EntityQuery to get matching nodes.
   *
   * @param string|null $match
   *   (Optional) Text to match the label against. Defaults to NULL.
   * @param string $match_operator
   *   (Optional) The operation the matching should be done with. Defaults
   *   to "CONTAINS".
   *
   * @return \Drupal\Core\Entity\Query\QueryInterface
   *   The EntityQuery object with the basic conditions applied to it.
   */
  private function buildEntityQuery($match = NULL, $match_operator = 'CONTAINS') {
    $target_type = 'node';
    $entity_info = entity_get_info($target_type);
    $query = \Drupal::entityQuery($target_type);
    if (isset($match) && isset($entity_info['entity_keys']['label'])) {
      $query
        ->condition($entity_info['entity_keys']['label'], $match, $match_operator);
    }

    // Add entity-access tag.
    $query
      ->addTag('node_access');

    // Adding the 'node_access' tag is sadly insufficient for nodes: core
    // requires us to also know about the concept of 'published' and
    // 'unpublished'. We need to do that as long as there are no access control
    // modules in use on the site. As long as one access control module is there,
    // it is supposed to handle this check.
    if (!user_access('bypass node access') && !count(module_implements('node_grants'))) {
      $query
        ->condition('status', NODE_PUBLISHED);
    }
    return $query;
  }

}

Members

Name	Modifiers	Type	Description	Overrides
NodeSelection::buildEntityQuery	private	function	Builds an EntityQuery to get matching nodes.
NodeSelection::countMatchingItems	public	function	Counts items that matches against the given string. Overrides SelectionBase::countMatchingItems
NodeSelection::getMatchingItems	public	function	Returns a list of matching items. Overrides SelectionBase::getMatchingItems
SelectionBase::__construct	public	function	Constructs a SelectionBase object.