#! /bin/sh

echo "Figuring out web user..."
for www in www-data http _; do
	id $www && break
done

if [ $www = _ ]; then
	echo "Unable to determine httpd user on this system. Dying."
	exit 1
fi

initialize () {
	for i in points.new points.tmp teams; do
		mkdir -p state/$i
		setfacl -m ${www}:rwx state/$i
	done

	>> state/points.log
	hd < /dev/urandom | awk '{print $3 $4 $5 $6;}' | head -n 100 > state/teams/assigned.txt
}

once () {
	if [ -f disabled ]; then
		return
	fi

	if ! [ -d state ]; then
		initialize $1
	fi
	
	# Collect new points
	find state/points.new -type f | while read fn; do
		cat $fn >> state/points.log
		rm $fn
	done
	
	# Generate new puzzles.html
	if $KOTH_BASE/puzzles.cgi > www/puzzles.new; then
		mv www/puzzles.new www/puzzles.html
	fi

	# Generate new points.json
	if $KOTH_BASE/points > www/points.new; then
		mv www/points.new www/points.json
	fi
}

cd $(basename $0)
KOTH_BASE=$(pwd)

while true; do
	for dn in $KOTH_BASE/*; do
		cd $dn
		once
	done
	sleep 5
done