public function postTitle(Request $request, Page $page)
    {
        $this->authorize('edit', $page);

        $oldTitle = $page->getTitle();
        $page->setTitle($request->input('title'));

        Event::fire(new Events\PageTitleWasChanged($page, $oldTitle, $page->getTitle()));

        return [
            'status'   => $page->getCurrentVersion()->getStatus(),
            'location' => (string) URLFacade::page($page),
        ];
    }