#!/bin/bash
# -*- coding: utf-8 mode: sh -*- vim:sw=4:sts=4:et:ai:si:sta:fenc=utf-8

source "$(dirname "$0")/../../ulib/ulib" &&
urequire DEFAULTS tiddlywiki ||
exit 1
OENC="$UTF8"

function display_help() {
    echo "$scriptname: Télécharger la dernière version de TiddlyWiki"
}

parse_opts "${PRETTYOPTS[@]}" \
    --help '$exit_with display_help' \
    @ args -- "$@" && set -- "${args[@]}" || die "$args"

cd "$scriptdir"

tmpfile="empty.html.$$"
autoclean "$tmpfile"

estep "Téléchargement de la dernière version"
wget -q -O "$tmpfile" http://www.tiddlywiki.com/empty.html || die

if testdiff "$tmpfile" empty.html; then
    version="$(get_version "$tmpfile")"
    estep "Une nouvelle version est disponible ($version)"
    read_value -i "Confirmez le numéro de version" version "$version"

    versionfile="empty-$version.html"
    /bin/mv "$tmpfile" "$versionfile"
    /bin/cp -f "$versionfile" empty.html
else
    estep "La dernière version $(get_version empty.html) est déjà disponible en local"
fi