3 namespace MediaWiki\Page\Hook
;
8 * This is a hook handler interface, see docs/Hooks.md.
9 * Use the hook name "CategoryPageView" to register handlers implementing this interface.
11 * @stable to implement
14 interface CategoryPageViewHook
{
16 * This hook is called before viewing a categorypage in CategoryPage::view.
20 * @param CategoryPage $catpage
21 * @return bool|void True or no return value to continue or false to abort
23 public function onCategoryPageView( $catpage );