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 76

Class

BookUninstallValidator

Prevents book module from being uninstalled under certain conditions.

Namespace

Drupal\book

Code

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

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