WordPress at a glance
function is not described

WP_REST_Revisions_Controller::delete_item_permissions_check() public WP 4.7.0

Checks if a given request has access to delete a revision.

{} It's a method of the class: WP_REST_Revisions_Controller{}

No Hooks.

Return

true/false/WP_Error. True if the request has access to delete the item, WP_Error object otherwise.

Usage

$WP_REST_Revisions_Controller = new WP_REST_Revisions_Controller();
$WP_REST_Revisions_Controller->delete_item_permissions_check( $request );
$request(WP_REST_Request) (required)
Full details about the request.

Changelog

Since 4.7.0 Introduced.

Code of WP_REST_Revisions_Controller::delete_item_permissions_check() WP 5.5.1

<?php
public function delete_item_permissions_check( $request ) {
	$parent = $this->get_parent( $request['parent'] );
	if ( is_wp_error( $parent ) ) {
		return $parent;
	}

	$parent_post_type = get_post_type_object( $parent->post_type );

	if ( ! current_user_can( 'delete_post', $parent->ID ) ) {
		return new WP_Error(
			'rest_cannot_delete',
			__( 'Sorry, you are not allowed to delete revisions of this post.' ),
			array( 'status' => rest_authorization_required_code() )
		);
	}

	$revision = $this->get_revision( $request['id'] );
	if ( is_wp_error( $revision ) ) {
		return $revision;
	}

	$response = $this->get_items_permissions_check( $request );
	if ( ! $response || is_wp_error( $response ) ) {
		return $response;
	}

	if ( ! current_user_can( 'delete_post', $revision->ID ) ) {
		return new WP_Error(
			'rest_cannot_delete',
			__( 'Sorry, you are not allowed to delete this revision.' ),
			array( 'status' => rest_authorization_required_code() )
		);
	}

	return true;
}