wp-includes/rest-api/endpoints/class-wp-rest-templates-controller.php:507Deletes a single template.
$requestWP_REST_RequestWP_REST_Response|WP_Error public function delete_item( $request ) { $template = get_block_template( $request['id'], $this->post_type ); if ( ! $template ) { return new WP_Error( 'rest_template_not_found', __( 'No templates exist with that id.' ), array( 'status' => 404 ) ); } if ( 'custom' !== $template->source ) { return new WP_Error( 'rest_invalid_template', __( 'Templates based on theme files can\'t be removed.' ), array( 'status' => 400 ) ); } $id = $template->wp_id; $force = (bool) $request['force']; $request->set_param( 'context', 'edit' ); // If we're forcing, then delete permanently. if ( $force ) { $previous = $this->prepare_item_for_response( $template, $request ); $result = wp_delete_post( $id, true ); $response = new WP_REST_Response(); $response->set_data( array( 'deleted' => true, 'previous' => $previous->get_data(), ) ); } else { // Otherwise, only trash if we haven't already. if ( 'trash' === $template->status ) { return new WP_Error( 'rest_template_already_trashed', __( 'The template has already been deleted.' ), array( 'status' => 410 ) ); } /* * (Note that internally this falls through to `wp_delete_post()` * if the Trash is disabled.) */ $result = wp_trash_post( $id ); $template->status = 'trash'; $response = $this->prepare_item_for_response( $template, $request ); } if ( ! $result ) { return new WP_Error( 'rest_cannot_delete', __( 'The template cannot be deleted.' ), array( 'status' => 500 ) ); } return $response; }Introduced in 5.8.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-includes/rest-api/endpoints/class-wp-rest-templates-controller.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.