#!/bin/sh
#
# $FreeBSD$
#

PATH=/bin:/usr/bin:/usr/sbin
pkgname=$1
squid_base=${PKG_PREFIX:-/usr/local}/squid
squid_confdir=${PKG_PREFIX:-/usr/local}/etc/squid
squid_user=${SQUID_USER:=squid}
squid_group=${SQUID_GROUP:=squid}
squid_gid=3128
squid_uid=3128

case $2 in
PRE-INSTALL)
	echo "===> Pre-installation configuration for ${pkgname}"
	if ! pw groupshow ${squid_group} -q >/dev/null ; then
		while pw groupshow -g ${squid_gid} -q >/dev/null; do
			squid_gid=`expr ${squid_gid} + 1`
		done
		echo "There is no group '${squid_group}' on this system, so I will try to create it:"
		if ! pw groupadd ${squid_group} -g ${squid_gid} -q ; then
			echo "Failed to create group \"${squid_group}\"!" >&2
			echo "Please create it manually." >&2
			exit 1
		else
			echo "Group '${squid_group}' created successfully:"
		fi
	else
		echo "I will use the existing group '${squid_group}':"
	fi
	pw groupshow ${squid_group}
	if ! pw usershow ${squid_user} -q >/dev/null ; then
		while pw usershow -u ${squid_uid} -q >/dev/null; do
			squid_uid=`expr ${squid_uid} + 1`
		done
		echo "There is no account '${squid_user}' on this system, so I will try to create it:"
		if ! pw useradd ${squid_user} -u ${squid_uid} -q \
	  	    -c "squid caching-proxy pseudo user" -g ${squid_group} \
		    -d "${squid_base}" -s "/sbin/nologin" -h - ; then
			echo "Failed to create user '${squid_user}'!" >&2
			echo "Please create it manually." >&2
			exit 1
		else
			echo "User '${squid_user}' created successfully:"
		fi
	else
		echo "I will use the existing user '${squid_user}':"
	fi
	pw usershow ${squid_user}
	for dir in cache logs; do
	if [ ! -d ${squid_base}/${dir} ]; then
		echo "Creating ${squid_base}/${dir}..."
		install -d -o ${squid_user} -g ${squid_group} \
		    -m 0750 ${squid_base}/${dir}
	fi
	done
	if [ ! -d ${squid_confdir} ]; then
		echo "Creating ${squid_confdir}..."
		install -d -o root -g ${squid_group} \
		    -m 0750 ${squid_confdir}
	fi
	;;
POST-INSTALL)
	for file in mime.conf squid.conf; do
		if [ ! -f ${squid_confdir}/${file} \
		    -a -f ${squid_confdir}/${file}.default ]; then
		echo "Creating ${file} from default..."
		install -c -o root -g ${squid_group} -m 0640 \
		    ${squid_confdir}/${file}.default ${squid_confdir}/${file}
	fi
	done

	echo "===> Post-installation informations for ${pkgname}"
	echo ""
	echo "     o You can find the configuration files for this package"
	echo "       in the directory ${squid_confdir}."
	echo ""
	echo "     o A cache directory has been created in ${squid_base}/cache."
	echo "       Log files will be written to ${squid_base}/logs."
	echo ""
	echo "     o The default configuration will deny everyone access to the"
	echo "       proxy service. Edit the \"http_access\" directives in"
	echo "       ${squid_confdir}/squid.conf to suit your needs."
	echo ""
	echo "     o If you never ran squid on this system before, you need to"
	echo "       initialize the cache directory by running \"squid -z\""
	echo "       as 'root' or '${squid_user}' before starting squid."
	echo ""
	tput md
	echo "     *** UPDATE NOTICE ***"
	echo ""
	echo "     Starting with version 2.5.4_6, all helper applications are"
	echo "     installed to ${PKG_PREFIX}/libexec/squid instead of"
	echo "     ${PKG_PREFIX}/libexec."
	echo "     Please check your squid.conf and update it if necessary."
	tput me
	echo ""
	;;
*)
	exit 64
	;;
esac
exit 0