ntwb / wordpress

					$user_id = (int) $user_id;

					// If the user doesn't already belong to the blog, bail.

					if ( ! is_user_member_of_blog( $user_id ) ) {

						wp_die(

							'<h1>' . __( 'Cheatin&#8217; uh?' ) . '</h1>' .

							'<p>' . __( 'One of the selected users is not a member of this site.' ) . '</p>',

							403

						);

					}

					$user = get_userdata( $user_id );

					$user->set_role( $role );

		}

		// If the user doesn't already belong to the blog, bail.

		if ( is_multisite() && !is_user_member_of_blog( $id ) ) {

			wp_die(

				'<h1>' . __( 'Cheatin&#8217; uh?' ) . '</h1>' .

				'<p>' . __( 'One of the selected users is not a member of this site.' ) . '</p>',

				403

			);

		}

		$user = get_userdata( $id );

		$user->set_role( $role );