/** @noinspection PhpUnusedPrivateMethodInspection
* @param Request $request
*
* @return bool|mixed
* @throws PermissionRequiredException
* @throws exceptions\LoginRequiredException
*/
private function addCitation(Request $request)
{
if (!$this->auth->checkPermission(Auth::EDIT_PUBLICATION)) {
throw new PermissionRequiredException(Auth::EDIT_PUBLICATION);
}
// Here I did not used a CitationModel validator, since this would
// require publication_id to be present
$id = Validator::sanitizeNumber($request->get('id'));
if (!$id) {
throw new UnexpectedValueException();
}
$validator = new Validator($this->db);
$validator->addRule('citation_id', 'number', true, 'Citation is required but invalid');
if ($validator->validate($request->post())) {
$data = $validator->getSanitizedResult();
try {
$this->model->addCitation($id, $data['citation_id']);
return true;
} catch (DBDuplicateEntryException $e) {
$this->errors[] = 'This citation is already assigned to this publication';
return false;
}
} else {
$this->errors = array_merge($this->errors, $validator->getErrors());
return false;
}
}
