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#!/bin/bash
if [ -z "$1" -o ! -d "$1" ]; then
echo "Usage: $0 <top-directory> [<days ago>]" 1>&2
exit 1
fi
top="${1}"
shift
source "${top}/etc/settings.sh"
tmp="$(mktemp -d)"
cd "${tmp}"
export LANG=C
export LC_ALL=C
export LC_TIME=C
year=`date -d "$daysago days ago 00:00:00" +%Y`
month=`date -d "$daysago days ago 00:00:00" +%m`
day=`date -d "$daysago days ago 00:00:00" +%d`
part=`curl -s "http://explosm.net/comics/archive/$year/$month" | sed -nre "s#.+/comics/([0-9]+)/?\">$year.$month.$day.+#\1#p"`
if [ -z "$part" ]; then
echo "Cyanide and Happyness: Kein Comic für $year, $month $day"
rm -rf "${tmp}"
exit
fi
htmladdress="http://explosm.net/comics/$part"
echo "Cyanide and happyness: $htmladdress gefunden"
browser="Mozilla/5.0 (Windows NT 10.0; WOW64; rv:46.0) Gecko/20100101 Firefox/46.0"
echo "Lese URL von $htmladdress"
url=$(wget ${wget_args} -O - --user-agent="$browser" "$htmladdress" | grep -oE 'files.explosm.net/comics/[^"]+' | head -n1)
if [ -n "$url" ]; then
url="http://$url"
echo "Dateiname: $url"
echo "Hole cyanide and happyness für Datum: $(date -d"$daysago days ago" -I)"
wget ${wget_args} --user-agent="$browser" -O "$day.png" "$url"
if [ -s "${day}.png" ]; then
mv ${day}.png "${image_dir}/$day.png"
rm -f "${comic_dir}/latest.png"
ln -s "${image_offset}/$day.png" "${comic_dir}/latest.png"
fi
fi
rm -rf "${tmp}"
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