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Details about rest_request_before_callbacks

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Files

Filename Hook Type Line Number PHP Doc
wp-includes/rest-api/class-wp-rest-server.php apply_filters 1134 /**
* Filters the response before executing any REST API callbacks.
*
* Allows plugins to perform additional validation after a
* request is initialized and matched to a registered route,
* but before it is executed.
*
* Note that this filter will not be called for requests that
* fail to authenticate or match to a registered route.
*
* @since 4.7.0
*
* @param WP_REST_Response|WP_HTTP_Response|WP_Error|mixed $response Result to send to the client.
* Usually a WP_REST_Response or WP_Error.
* @param array $handler Route handler used for the request.
* @param WP_REST_Request $request Request used to generate the response.
*/

Hook Parameters

Parameter Type Name Description
WP_REST_Response|WP_HTTP_Response|WP_Error|mixed $response Result to send to the client.
array $handler Route handler used for the request.
WP_REST_Request $request Request used to generate the response.