public function action_save()
{
if (!Can::show()) {
exit;
}
$page_id = $this->request->post('page_id');
$blocks = $this->request->post('blocks');
$actived = $this->request->post('draft') === 'false';
$result = Model_Page::draft($page_id, $blocks, $actived);
$image = $this->save_image($page_id, $this->request->post('image'));
$this->response->json($result);
}