function bp_nouveau_groups_screen_invites_restriction() {
	// Redirect if no invites restriction settings page is accessible.
	if ( 'invites' !== bp_current_action() || ! bp_is_active( 'friends' ) ) {
		bp_do_404();
		return;
	}

	if ( isset( $_POST['member-group-invites-submit'] ) ) {
		// Nonce check.
		check_admin_referer( 'bp_nouveau_group_invites_settings' );

		if ( bp_is_my_profile() || bp_current_user_can( 'bp_moderate' ) ) {
			if ( empty( $_POST['account-group-invites-preferences'] ) ) {
				bp_delete_user_meta( bp_displayed_user_id(), '_bp_nouveau_restrict_invites_to_friends' );
			} else {
				bp_update_user_meta( bp_displayed_user_id(), '_bp_nouveau_restrict_invites_to_friends', (int) $_POST['account-group-invites-preferences'] );
			}

			bp_core_add_message( __( 'Group invites preferences saved.', 'buddypress' ) );
		} else {
			bp_core_add_message( __( 'You are not allowed to perform this action.', 'buddypress' ), 'error' );
		}

		bp_core_redirect( trailingslashit( bp_displayed_user_domain() . bp_get_settings_slug() ) . 'invites/' );
	}

	/**
	 * Filters the template to load for the Group Invites settings screen.
	 *
	 * @since 3.0.0
	 *
	 * @param string $template Path to the Group Invites settings screen template to load.
	 */
	bp_core_load_template( apply_filters( 'bp_nouveau_groups_screen_invites_restriction', 'members/single/settings/group-invites' ) );
}