#!/bin/bash

curl "https://sources.archlinux.org/other/packages/gtkimageview/" 2> /dev/null | \
  tr "\"" "\n" | \
  grep "^gtkimageview-.*\.tar\.gz\$" | \
  sed "s|^gtkimageview-\(.*\)\.tar\.gz\$|\1|" | \
  sort -V | \
  tail -n1