protected BookUninstallValidator::hasBookOutlines()
Checks if there are any books in an outline.
Return value
bool TRUE if there are books, FALSE if not.
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(); }
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