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Edit File: indexables-head-route.php

<?php namespace Yoast\WP\SEO\Routes; use WP_REST_Request; use WP_REST_Response; use WPSEO_Utils; use Yoast\WP\SEO\Actions\Indexables\Indexable_Head_Action; use Yoast\WP\SEO\Conditionals\Headless_Rest_Endpoints_Enabled_Conditional; use Yoast\WP\SEO\Main; /** * Head route for indexables. */ class Indexables_Head_Route implements Route_Interface { /** * The posts route constant. * * @var string */ public const HEAD_FOR_URL_ROUTE = 'get_head'; /** * The full posts route constant. * * @var string */ public const FULL_HEAD_FOR_URL_ROUTE = Main::API_V1_NAMESPACE . '/' . self::HEAD_FOR_URL_ROUTE; /** * The head action. * * @var Indexable_Head_Action */ private $head_action; /** * Indexable_Indexation_Route constructor. * * @param Indexable_Head_Action $head_action The head action. */ public function __construct( Indexable_Head_Action $head_action ) { $this->head_action = $head_action; } /** * Returns the conditionals based in which this loadable should be active. * * @return array<string> */ public static function get_conditionals() { return [ Headless_Rest_Endpoints_Enabled_Conditional::class ]; } /** * Registers routes with WordPress. * * @return void */ public function register_routes() { $route_args = [ 'methods' => 'GET', 'callback' => [ $this, 'get_head' ], 'permission_callback' => '__return_true', 'args' => [ 'url' => [ 'validate_callback' => [ $this, 'is_valid_url' ], 'required' => true, ], ], ]; \register_rest_route( Main::API_V1_NAMESPACE, self::HEAD_FOR_URL_ROUTE, $route_args ); } /** * Gets the head of a page for a given URL. * * @param WP_REST_Request $request The request. This request should have a url param set. * * @return WP_REST_Response The response. */ public function get_head( WP_REST_Request $request ) { $url = \esc_url_raw( \utf8_uri_encode( $request['url'] ) ); $data = $this->head_action->for_url( $url ); return new WP_REST_Response( $data, $data->status ); } /** * Checks if a url is a valid url. * * @param string $url The url to check. * * @return bool Whether or not the url is valid. */ public function is_valid_url( $url ) { $url = WPSEO_Utils::sanitize_url( \utf8_uri_encode( $url ) ); if ( \filter_var( $url, \FILTER_VALIDATE_URL ) === false ) { return false; } return true; } }