176      * @param ServerRequestInterface $request
180     public function getChartAction(ServerRequestInterface $request): ResponseInterface  argument
182         $tree = Validator::attributes($request)->tree();
183         $user = Validator::attributes($request)->user();
184         $xref = Validator::queryParams($request)->isXref()->string('xref');
206      * @param ServerRequestInterface $request
210     public function postChartAction(ServerRequestInterface $request): ResponseInterface  argument
215             'tree'   => Validator::attributes($request)->tree()->name(),
216             'xref'   => Validator::parsedBody($request)->isXref()->string('xref'),
221      * @param ServerRequestInterface $request
225     public function getDetailsAction(ServerRequestInterface $request): ResponseInterface  argument
227         $tree       = Validator::attributes($request)->tree();
228         $pid        = Validator::queryParams($request)->string('pid');
231         $instance   = Validator::queryParams($request)->string('instance');
238      * @param ServerRequestInterface $request
242     public function getIndividualsAction(ServerRequestInterface $request): ResponseInterface  argument
244         $tree     = Validator::attributes($request)->tree();
245         $q        = Validator::queryParams($request)->string('q');
246         $instance = Validator::queryParams($request)->string('instance');