#!/usr/bin/env bash
uri="$1"
shortened="$(unshorten.sh "${uri}")"
if [ "${shortened}" ];then
  uri="${shortened}"
fi
shortened="$(unshorten.sh "${uri}")"
if [ "${shortened}" ];then
  uri="${shortened}"
  uristart "$uri"
else
  curl -g "$uri" | grep '^<i>The page "<a href="/w/index' | sed 's|<i>\([^<]\)</i>||g' | tr '<' '\n' \
    | grep ^a \
    | cut '-d"' -f2 \
    | sed 's|^/|https://en.wikipedia.org/|g' \
    | text_uri-list
fi