WP_REST_Taxonomies_Controller::get_items_permissions_check( WP_REST_Request $request ): true|WP_Error

Source

public function get_items_permissions_check( $request ) {
	if ( 'edit' === $request['context'] ) {
		if ( ! empty( $request['type'] ) ) {
			$taxonomies = get_object_taxonomies( $request['type'], 'objects' );
		} else {
			$taxonomies = get_taxonomies( '', 'objects' );
		}

		foreach ( $taxonomies as $taxonomy ) {
			if ( ! empty( $taxonomy->show_in_rest ) && current_user_can( $taxonomy->cap->assign_terms ) ) {
				return true;
			}
		}

		return new WP_Error(
			'rest_cannot_view',
			__( 'Sorry, you are not allowed to manage terms in this taxonomy.' ),
			array( 'status' => rest_authorization_required_code() )
		);
	}

	return true;
}

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