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REST API: Expose current $request object to cors_header filters in WP_REST_SERVER->serve_request().

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Allows headers to be more easily set on a per-response basis when more or less security is needed on a specific route.

Props bor0, rachelbaker, spacedmonkey, chaion07, oglekler, SergeyBiryukov.
Fixes #57752.



git-svn-id: https://develop.svn.wordpress.org/trunk@56096 602fd350-edb4-49c9-b593-d223f7449a82
This commit is contained in:
K. Adam White
2023-06-28 17:37:52 +00:00
parent 9f9add35cb
commit 68be569925
2 changed files with 69 additions and 36 deletions
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75
src/wp-includes/rest-api/class-wp-rest-server.php
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@@ -321,42 +321,6 @@ class WP_REST_Server {
* https://miki.it/blog/2014/7/8/abusing-jsonp-with-rosetta-flash/
*/
$this->send_header( 'X-Content-Type-Options', 'nosniff' );
$expose_headers = array( 'X-WP-Total', 'X-WP-TotalPages', 'Link' );
/**
* Filters the list of response headers that are exposed to REST API CORS requests.
*
* @since 5.5.0
*
* @param string[] $expose_headers The list of response headers to expose.
*/
$expose_headers = apply_filters( 'rest_exposed_cors_headers', $expose_headers );
$this->send_header( 'Access-Control-Expose-Headers', implode( ', ', $expose_headers ) );
$allow_headers = array(
'Authorization',
'X-WP-Nonce',
'Content-Disposition',
'Content-MD5',
'Content-Type',
);
/**
* Filters the list of request headers that are allowed for REST API CORS requests.
*
* The allowed headers are passed to the browser to specify which
* headers can be passed to the REST API. By default, we allow the
* Content-* headers needed to upload files to the media endpoints.
* As well as the Authorization and Nonce headers for allowing authentication.
*
* @since 5.5.0
*
* @param string[] $allow_headers The list of request headers to allow.
*/
$allow_headers = apply_filters( 'rest_allowed_cors_headers', $allow_headers );
$this->send_header( 'Access-Control-Allow-Headers', implode( ', ', $allow_headers ) );
/**
* Filters whether to send nocache headers on a REST API request.
@@ -436,6 +400,45 @@ class WP_REST_Server {
$request->set_method( $_SERVER['HTTP_X_HTTP_METHOD_OVERRIDE'] );
}
$expose_headers = array( 'X-WP-Total', 'X-WP-TotalPages', 'Link' );
/**
* Filters the list of response headers that are exposed to REST API CORS requests.
*
* @since 5.5.0
*
* @param string[] $expose_headers The list of response headers to expose.
* @param WP_REST_Request The request in context.
*/
$expose_headers = apply_filters( 'rest_exposed_cors_headers', $expose_headers, $request );
$this->send_header( 'Access-Control-Expose-Headers', implode( ', ', $expose_headers ) );
$allow_headers = array(
'Authorization',
'X-WP-Nonce',
'Content-Disposition',
'Content-MD5',
'Content-Type',
);
/**
* Filters the list of request headers that are allowed for REST API CORS requests.
*
* The allowed headers are passed to the browser to specify which
* headers can be passed to the REST API. By default, we allow the
* Content-* headers needed to upload files to the media endpoints.
* As well as the Authorization and Nonce headers for allowing authentication.
*
* @since 5.5.0
*
* @param string[] $allow_headers The list of request headers to allow.
* @param WP_REST_Request The request in context.
*/
$allow_headers = apply_filters( 'rest_allowed_cors_headers', $allow_headers, $request );
$this->send_header( 'Access-Control-Allow-Headers', implode( ', ', $allow_headers ) );
$result = $this->check_authentication();
if ( ! is_wp_error( $result ) ) {