getParsedBody(); return $this->authenticate->authenticate([ $this->fieldUser => $post[$this->postFieldUser] ], $post[$this->postFieldPassword]); } public function catchRequest(ServerRequestInterface $request): bool { $post = $request->getParsedBody(); return strtoupper( $request->getMethod() ) === "POST" && isset($post[$this->postFieldUser], $post[$this->postFieldPassword]); } }