BookUninstallValidator::hasBookNodes

protected BookUninstallValidator::hasBookNodes()

Determines if there is any book nodes or not.

Return value

bool TRUE if there are book nodes, FALSE otherwise.

File

core/modules/book/src/BookUninstallValidator.php, line 84

Class

BookUninstallValidator: Prevents book module from being uninstalled whilst any book nodes exist or there are any book outline stored.

Namespace

Drupal\book

Code

protected function hasBookNodes() {
  $nodes = $this->entityQuery
    ->condition('type', 'book')
    ->accessCheck(FALSE)
    ->range(0, 1)
    ->execute();
  return !empty($nodes);
}

Links:

https://api.drupal.org/api/drupal/core%21modules%21book%21src%21BookUninstallValidator.php/function/BookUninstallValidator%3A%3AhasBookNodes/8.2.x

doc_Drupal

2025-01-10 15:47:30

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