protected function BookUninstallValidator::hasBookOutlines in Drupal 9

Same name and namespace in other branches

1. 8 core/modules/book/src/BookUninstallValidator.php \Drupal\book\BookUninstallValidator::hasBookOutlines()

Checks if there are any books in an outline.

Return value

bool TRUE if there are books, FALSE if not.

1 call to BookUninstallValidator::hasBookOutlines()

BookUninstallValidator::validate in core/modules/book/src/BookUninstallValidator.php

Determines the reasons a module can not be uninstalled.

File

core/modules/book/src/BookUninstallValidator.php, line 74

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 hasBookOutlines() {
  return $this->bookOutlineStorage
    ->hasBooks();
}