option_manager = $option_manager; } public function get_routes() { return [ [ 'route' => 'settings', 'args' => [ 'methods' => 'POST', 'callback' => [ $this, 'set' ], 'args' => [ 'group' => [ 'required' => true ], 'key' => [ 'required' => true ], 'data' => [ 'required' => true ], ], ], ], ]; } public function get_allowed_capabilities( \WP_REST_Request $request ) { return [ 'manage_options' ]; } public function set( \WP_REST_Request $request ) { $group = $request->get_param( 'group' ); $key = $request->get_param( 'key' ); $data = $request->get_param( 'data' ); $this->option_manager->set( 'ST-' . $group, $key, $data ); } }