#! /bin/sh
# postinst script for Gwsetup
#

set -e 

# These will be used here and there below
RCFILE=/etc/default/gwsetup
INITFILE=/etc/init.d/gwsetup


# We we'll need some variables defined there
# We first define some defaults values...just in case
USERS_GROUP=geneweb
GENEWEBUSER=geneweb
LOGFILE=/var/log/gwsetup.log

# Default settings
DEFAULTPORT=2316
DEFAULTRUNMODE="Always on"


# Reads config file (will override defaults above)
[ -r $RCFILE ] && . $RCFILE

. /usr/share/debconf/confmodule
db_version 2.0

write_rcfile() {
   cat >$RCFILE <<EOF
#
# Gwsetup Configuration Data
#
# This file may be changed manually, or by running "dpkg-reconfigure gwsetup"

# The port which the daemon listens to
PORT="${PORT}"

# The default language is not setup here. It will be Geneweb's default 
# language

# The run mode
# Two possible values: "Always on" or "Manual"
# You need to use quotes
RUN_MODE="${RUN_MODE}"

EOF
}

get_debconf() {
    db_get gwsetup/port
    PORT=$RET
    # If not present, use default
    if [ "$PORT" = "" ]
    then
	PORT=$DEFAULTPORT
    fi


    db_get gwsetup/run_mode
    RUN_MODE="$RET"
    # If not present, use default
    if [ "$RUN_MODE" = "" ]
    then
	RUN_MODE="$DEFAULTRUNMODE"
    fi
}




case "$1" in
    configure)

	# RCFILE has to be world-readable if we want the entry menu to work
	[ -f $RCFILE ] && chmod g+r,a+r $RCFILE

	[ -f $INITFILE ] && chmod a+rx $INITFILE

	# Make sure geneweb user exists
	if ! getent passwd ${GENEWEBUSER} >/dev/null
	then
	    echo "Adding $GENEWEBUSER user ... "
	    adduser --quiet --system --home /var/lib/geneweb --no-create-home --ingroup $USERS_GROUP $GENEWEBUSER
	fi
	
	# Permissions and groups changes come back
	# to the configure stage again.
	# Problems may remains if users previously messed up
	# the permissions...but more huge problems will
	# occur if this stage occurs _before_ the geneweb
	# group creation (was bug 171570 on 4.07-3 release)

	if [ ! -f $LOGFILE ]
	then
	    touch $LOGFILE
	fi

	# The log file is written by gwsetup running as the geneweb user
	# Make it readable/writable by this user only
	chown $GENEWEBUSER:$USERS_GROUP $LOGFILE
	chmod 600 $LOGFILE

	# Values are read from debconf
	# to update variables
	get_debconf
	# The settings file is written
	# Moved to postinst
	write_rcfile

	;;
    *)
	;;
esac

#DEBHELPER#