#! /bin/sh

CACHEDIR=/var/spool/webalizer
TEMPLATE=/usr/local/etc/webalizer.conf.template
OUTPUTDIR=/usr/local/www/data/webalizer/
ACCESSLOG=/var/log/httpd-access.log
WEBALIZER=/usr/local/bin/webalizer

cleanup() {
	rm -f TMPLOG
}

mkdir -p $CACHEDIR/conf
TMPLOG=`mktemp /tmp/webalizer.XXXXX` || exit 1
trap cleanup 1 2 15

list_domains() {
	grep '^[^#]*ServerName' /usr/local/etc/apache2/httpd.conf /usr/local/etc/apache2/Includes/*|sed 's/^.*ServerName[ ]*\(.*\)$/\1/'
}

list_domains | while read domain ; do
	sed -e "s#%OUTPUTDIR%#$OUTPUTDIR/$domain#;s/%HOSTNAME%/$domain/" < $TEMPLATE > $CACHEDIR/conf/$domain.conf
	mkdir -p $OUTPUTDIR/$domain
	# in the first run, webalizer populates the DNS cache
	grep -h " $domain$" $ACCESSLOG | tee $TMPLOG | $WEBALIZER -D $CACHEDIR/dnscache -N 20 -c $CACHEDIR/conf/$domain.conf -
	# second run: generate the actual stats
	$WEBALIZER -c $CACHEDIR/conf/$domain.conf -N 0 -D $CACHEDIR/dnscache $TMPLOG 2>/dev/null
done