protected function Vocabulary::buildList in Sitemap 2.0.x

Same name and namespace in other branches

1. 8.2 src/Plugin/Sitemap/Vocabulary.php \Drupal\sitemap\Plugin\Sitemap\Vocabulary::buildList()

Builds a tree/list array given a taxonomy term tree object.

Parameters

array $list:

\stdClass $object:

string $vid:

int $currentDepth:

int $maxDepth:

See also

https://www.webomelette.com/loading-taxonomy-terms-tree-drupal-8

1 call to Vocabulary::buildList()

Vocabulary::view in src/Plugin/Sitemap/Vocabulary.php

Builds a renderable array for a sitemap item.

File

src/Plugin/Sitemap/Vocabulary.php, line 359

Class

Vocabulary

Provides a sitemap for an taxonomy vocabulary.

Namespace

Drupal\sitemap\Plugin\Sitemap

Code

protected function buildList(&$list, $object, $vid, &$currentDepth, $maxDepth) {

  // Check that we are only working with the parent-most term.
  if ($object->depth != 0) {
    return;
  }

  // Track current depth of the term.
  $object->treeDepth = $currentDepth;

  // Check for children on the term.
  // @TODO Implement $termStorage at the class level.
  $termStorage = \Drupal::entityTypeManager()
    ->getStorage('taxonomy_term');
  $children = $termStorage
    ->loadChildren($object->tid);
  if (!$children) {
    $object->hasChildren = FALSE;
    if ($element = $this
      ->buildSitemapTerm($object)) {
      $list[$object->tid][] = $element;
    }
    return;
  }
  else {

    // If the term has children, it should always be displayed.
    // TODO: That's not entirely accurate...
    $object->display = TRUE;
    $object->hasChildren = TRUE;
    $list[$object->tid][] = $this
      ->buildSitemapTerm($object);
    $list[$object->tid]['children'] = [];
    $object_children =& $list[$object->tid]['children'];
  }
  $currentDepth++;
  if ($maxDepth >= $currentDepth) {
    $child_objects = $termStorage
      ->loadTree($vid, $object->tid, 1);

    /** @var \Drupal\taxonomy\TermInterface[] $children */
    foreach ($children as $child) {
      foreach ($child_objects as $child_object) {
        if ($child_object->tid == $child
          ->id()) {
          $this
            ->buildlist($object_children, $child_object, $vid, $currentDepth, $maxDepth);
        }
      }
    }
  }
}