protected MenuTreeStorage::findParent($link, $original)
Loads the parent definition if it exists.
Parameters
array $link: The link definition to find the parent of.
array|false $original: The original link that might be used to find the parent if the parent is not set on the $link, or FALSE if the original could not be loaded.
Return value
array|false Returns a definition array, or FALSE if no parent was found.
File
- core/lib/Drupal/Core/Menu/MenuTreeStorage.php, line 563
Class
- MenuTreeStorage
- Provides a menu tree storage using the database.
Namespace
Drupal\Core\Menu
Code
protected function findParent($link, $original) {
$parent = FALSE;
// This item is explicitly top-level, skip the rest of the parenting.
if (isset($link['parent']) && empty($link['parent'])) {
return $parent;
}
// If we have a parent link ID, try to use that.
$candidates = array();
if (isset($link['parent'])) {
$candidates[] = $link['parent'];
}
elseif (!empty($original['parent']) && $link['menu_name'] == $original['menu_name']) {
// Otherwise, fall back to the original parent.
$candidates[] = $original['parent'];
}
foreach ($candidates as $id) {
$parent = $this->loadFull($id);
if ($parent) {
break;
}
}
return $parent;
}
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