WP_REST_Abilities_V1_List_Controller::get_items( WP_REST_Request $request ): WP_REST_Response

88	public function get_items( $request ) {89		$abilities = array_filter(90			wp_get_abilities(),91			static function ( $ability ) {92				return $ability->get_meta_item( 'show_in_rest' );93			}94		);95 96		// Filter by ability category if specified.97		$category = $request['category'];98		if ( ! empty( $category ) ) {99			$abilities = array_filter(100				$abilities,101				static function ( $ability ) use ( $category ) {102					return $ability->get_category() === $category;103				}104			);105			// Reset array keys after filtering.106			$abilities = array_values( $abilities );107		}108 109		$page     = $request['page'];110		$per_page = $request['per_page'];111		$offset   = ( $page - 1 ) * $per_page;112 113		$total_abilities = count( $abilities );114		$max_pages       = (int) ceil( $total_abilities / $per_page );115 116		if ( $request->get_method() === 'HEAD' ) {117			$response = new WP_REST_Response( array() );118		} else {119			$abilities = array_slice( $abilities, $offset, $per_page );120 121			$data = array();122			foreach ( $abilities as $ability ) {123				$item   = $this->prepare_item_for_response( $ability, $request );124				$data[] = $this->prepare_response_for_collection( $item );125			}126 127			$response = rest_ensure_response( $data );128		}129 130		$response->header( 'X-WP-Total', (string) $total_abilities );131		$response->header( 'X-WP-TotalPages', (string) $max_pages );132 133		$query_params = $request->get_query_params();134		$base         = add_query_arg( urlencode_deep( $query_params ), rest_url( sprintf( '%s/%s', $this->namespace, $this->rest_base ) ) );135 136		if ( $page > 1 ) {137			$prev_page = $page - 1;138			$prev_link = add_query_arg( 'page', $prev_page, $base );139			$response->link_header( 'prev', $prev_link );140		}141 142		if ( $page < $max_pages ) {143			$next_page = $page + 1;144			$next_link = add_query_arg( 'page', $next_page, $base );145			$response->link_header( 'next', $next_link );146		}147 148		return $response;149	}