Ticket #57440: 57440.diff

src/wp-admin/includes/class-wp-site-health.php

@@ -2074 +2074 @@
                  $headers['Authorization'] = 'Basic ' . base64_encode( wp_unslash( $_SERVER['PHP_AUTH_USER'] ) . ':' . wp_unslash( $_SERVER['PHP_AUTH_PW'] ) );
                 }
 
-                $url = rest_url( 'wp/v2/types/post' );
+                // By default, the route for this is the 'post' post type.
+                $path = 'wp/v2/types/post';
+
+                $url = rest_url( $path );
 
                 // The context for this is editing with the new block editor.
                 $url = add_query_arg(
@@ -2084 +2087 @@
                  $url
                 );
 
+                /**
+                 * Filters the REST API URL for the REST API availability health check.
+                 *
+                 * @param string $url  REST URL.
+                 * @param string $path REST route.
+                 */
+                $url = apply_filters( 'site_status_test_rest_availability_url', $url, $path );
+
                 $r = wp_remote_get( $url, compact( 'cookies', 'headers', 'timeout', 'sslverify' ) );
 
                 if ( is_wp_error( $r ) ) {