#!/bin/zsh
# Copyright 2011 Paul Haensch
# This file is part of Busy
#
# Busy is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Busy 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 Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with Busy.  If not, see <http://www.gnu.org/licenses/>.

page=$(egrep -o '(^|&)p=(QandA|Locations|Wiki)(&|$)' <<<"${QUERY_STRING}" |sed 's,p=,,;s,&,,g')
edit=$(egrep -o '(^|&)e=[0-9]{10}_[0-9]{3}(_[0-9]{1,4})?(&|$)' <<<"${QUERY_STRING}" |tr -d 'e=&')

case "$page" in
  QandA)	[ -f "../QandA/${edit}.qstn" ] && echo "${REMOTE_USER}:$(($(date +%s)+600))" >"../QandA/${edit}.lock"
	;;
  Locations)	[ -f "../Locations/${edit}.jpg" ] && echo "${REMOTE_USER}:$(($(date +%s)+600))" >"../Locations/${edit}.lock"
	;;
  Wiki)	[ -f "../Wiki/${edit}" ] && echo "${REMOTE_USER}:$(($(date +%s)+600))" >"../Wiki/${edit}.lock"
	;;
  *)	echo -n "Location: http://$host/?p=Error&r=input&$page\n\n"
	exit 0
	;;
esac
echo -n "Location: http://${HTTP_HOST}/?${QUERY_STRING}\n\n"