#! /bin/bash
# Copyright (C) 2008 Enrico Scholz <enrico.scholz@informatik.tu-chemnitz.de>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; version 3 of the License.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

### NOTE: this program is part of the Fedora 'tor' package. Hence, file
### bugreports at http://bugzilla.redhat.com, but *NOT* at upstream tor
### webpage/maillists.


URL=http://ip-to-country.webhosting.info/downloads/ip-to-country.csv.zip
: ${DESTDIR=/var/lib/tor-data}

set -e
d=$(mktemp -d -t tor-geoip.XXXXXX)
trap "rm -rf $d" EXIT

cd $d
wget "$URL"
unzip "$(basename "$URL")"

date=$(stat -c '%Y' ip-to-country.csv)
date=$(date +"%Y%m%dT%H%M%S" -d "1970-01-01 00:00:00 UTC $date seconds")
fname=geoip-$date

test ! -e "$DESTDIR/$fname" || exit 0

cut -d, -f1-3 < ip-to-country.csv | sed 's/"//g' > "$fname"
rm -f "$DESTDIR/$fname"
cp -p "$fname" "$DESTDIR/$fname"
rm -f "$DESTDIR/geoip"
ln -s "$fname" "$DESTDIR/geoip"