WP_REST_Global_Styles_Controller::get_theme_item() WordPress Method

	public function get_theme_item( $request ) {
		if ( wp_get_theme()->get_stylesheet() !== $request['stylesheet'] ) {
			// This endpoint only supports the active theme for now.
			return new WP_Error(
				'rest_theme_not_found',
				__( 'Theme not found.' ),
				array( 'status' => 404 )
			);
		}

		$theme  = WP_Theme_JSON_Resolver::get_merged_data( 'theme' );
		$data   = array();
		$fields = $this->get_fields_for_response( $request );

		if ( rest_is_field_included( 'settings', $fields ) ) {
			$data['settings'] = $theme->get_settings();
		}

		if ( rest_is_field_included( 'styles', $fields ) ) {
			$raw_data       = $theme->get_raw_data();
			$data['styles'] = isset( $raw_data['styles'] ) ? $raw_data['styles'] : array();
		}

		$context = ! empty( $request['context'] ) ? $request['context'] : 'view';
		$data    = $this->add_additional_fields_to_object( $data, $request );
		$data    = $this->filter_response_by_context( $data, $context );

		$response = rest_ensure_response( $data );

		$links = array(
			'self' => array(
				'href' => rest_url( sprintf( '%s/%s/themes/%s', $this->namespace, $this->rest_base, $request['stylesheet'] ) ),
			),
		);

		$response->add_links( $links );

		return $response;
	}