#! /bin/sh
# Abort if any command returns an error value
set -e
. /usr/share/debconf/confmodule

db_version 2.0

case "$1" in
  configure)
	if test ! -d /var/lib/citadel/keys; then
		mkdir -p /var/lib/citadel/keys
	fi
	if test ! -d /var/run/citadel/keys; then
		mkdir -p /var/run/citadel/keys
	fi

	if test -e /etc/default/webcit; then
                . /etc/default/webcit
	else
                WEBCIT_CITADEL_IP=127.0.0.1
                WEBCIT_CITADEL_PORT=504
	fi

	db_get citadel/WebcitApacheIntegration && WWWTYPE="$RET"
	if test "$WWWTYPE" = "Internal"; then
		echo 'export WEBCIT_APACHEFLAG=" "' > /etc/default/webcit
		echo "export WEBCIT_LISTEN_IP=${WEBCIT_LISTEN_IP:-0.0.0.0}" >> /etc/default/webcit
	else
		echo 'export WEBCIT_APACHEFLAG="-f"' > /etc/default/webcit
		echo "export WEBCIT_LISTEN_IP=${WEBCIT_LISTEN_IP:-127.0.0.1}" >> /etc/default/webcit
	fi
	
	db_get citadel/WebcitHttpPort && echo "export WEBCIT_HTTP_PORT=$RET" >> /etc/default/webcit
	db_get citadel/WebcitHttpsPort && echo "export WEBCIT_HTTPS_PORT=$RET" >> /etc/default/webcit
	db_get citadel/WebcitOfferLang && echo "export WEBCIT_LANG=$RET" >> /etc/default/webcit
	
	echo "export WEBCIT_CITADEL_PORT=$WEBCIT_CITADEL_PORT" >> /etc/default/webcit
	echo "export WEBCIT_CITADEL_IP=$WEBCIT_CITADEL_IP" >> /etc/default/webcit

	db_stop

	#DEBHELPER#
	
# update the webserver, if needed
	case "$WWWTYPE" in
	    "Apache")
		webservers="apache" 
		aenmod proxy||true
		;;
	    "Apache-SSL")
		webservers="apache-ssl" 
		;;
	    "Apache2")
		webservers="apache2"
		a2enmod proxy||true
		a2enmod proxy_http||true
		;;
	    "All")
		webservers="apache apache-ssl apache2" 
		;;
	    *)
		webservers="" 
		;;
	esac
	for server in $webservers; do
	    if [ -d "/etc/${server}/conf.d" ]; then
		if [ ! -e "/etc/${server}/conf.d/webcit.conf" ] ; then
		    ln -sf /etc/citadel/webcit.conf "/etc/${server}/conf.d/webcit.conf"
                fi
                invoke-rc.d $server reload || true
	    fi
	done
    ;;
  abort-upgrade|abort-remove|abort-deconfigure)
    ;;
  *) echo "$0: didn't understand being called with '$1'" 1>&2
     exit 1;;
esac

exit 0