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# Copyright 1999-2005 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/net-proxy/wwwoffle/wwwoffle-2.8e.ebuild,v 1.6 2005/08/14 10:05:36 hansmi Exp $

inherit eutils

DESCRIPTION="wwwoffle = WWW Offline Explorer, an adv. caching proxy especially suitable for nonpermanent (e.g. dialup) Internet connections"

SRC_URI="http://www.gedanken.freeserve.co.uk/download-wwwoffle/${P}.tgz"
HOMEPAGE="http://www.gedanken.demon.co.uk/wwwoffle"
KEYWORDS="~amd64 ppc ppc64 sparc x86"
SLOT="0"
LICENSE="GPL-2"
IUSE="ipv6"

DEPEND=">=sys-apps/sed-4
	sys-apps/gawk
	sys-apps/grep
	dev-lang/perl
	sys-devel/flex
	sys-libs/zlib
	sys-devel/gcc
	virtual/libc
	app-arch/tar"

RDEPEND="sys-libs/zlib
	virtual/libc"

# Unsure weither to depend or not
#	>=www-misc/htdig-3.1.6-r4"

src_unpack(){
	unpack ${A}
	cd ${S}
	sed -i -e 's#$(TAR) xpf #$(TAR) --no-same-owner -xpf #' \
		cache/Makefile.in
}

src_compile() {

	# TODO confdir back to default /etc/wwwoffle
	# allows to change config file using web interface.

	local myconf
	myconf="`use_with ipv6`"
	econf ${myconf} || die
	emake || die

	if [ -f ${ROOT}/etc/wwwoffle.conf ]
	then
		einfo "Upgrading current configuration file"
		cp ${ROOT}/etc/wwwoffle.conf conf/wwwoffle.conf
		conf/upgrade-config.pl conf/wwwoffle.conf

		# Hack to stop regeneration of config file
		touch conf/conf-file

		einfo "Changing the default user (and group) to wwwoffle"
		sed -i -e 's/\(run-[gu]id\)[ \t]*=[ \t]*[a-zA-Z0-9]*[ \t]*$/\1 = wwwoffle/g' \
			onf/wwwoffle.conf
	else
		einfo "Changing the default user (and group) to wwwoffle"
		sed -i -e 's/#\(run-[gu]id\)[ \t]*=[ \t]*[a-zA-Z0-9]*[ \t]*$/\1 = wwwoffle/g' \
			conf/wwwoffle.conf.template
	fi

}

pkg_preinst() {

	# Add a wwwoffle user - required here for binary packages
	enewgroup wwwoffle
	enewuser wwwoffle -1 -1 /var/spool/wwwoffle wwwoffle

	# TODO maybe rootjail ${ROOT}
	source /etc/init.d/functions.sh
	if [ -L ${svcdir}/started/wwwoffled ]; then
		einfo "The wwwoffled init script is running. I'll stop it, merge the new files and
		restart the script."
		/etc/init.d/wwwoffled stop
		# Just to be sure...
		start-stop-daemon --stop --quiet --name wwwoffled
		touch ${T}/stopped
	fi
}


src_install() {
	emake DESTDIR=${D} install || die

	# documentation fix
	# del empty doc dirs
	rmdir ${D}/usr/doc/${PN}/{it,nl,ru}
	dodir /usr/share/doc
	mv ${D}/usr/doc/wwwoffle ${D}/usr/share/doc/${PF}

	#Updated configuration file
	#if [ -f ${ROOT}/etc/wwwoffle.conf ];
	#then
	#	mv ${D}/etc/wwwoffle.conf ${D}/etc/wwwoffle.conf.updated
	#fi

	# install the wwwoffled init script
	newinitd ${FILESDIR}/${PN}.initd wwwoffled
	newinitd  ${FILESDIR}/${PN}-online.initd wwwoffled-online
	newconfd ${FILESDIR}/${PN}-online.confd wwwoffled-online

	keepdir /var/spool/wwwoffle/{http,outgoing,monitor,lasttime,lastout,local}
	for number in 1 2 3 4 5 6 7 8 9;
	do
		keepdir /var/spool/wwwoffle/prevtime${number} /var/spool/wwwoffle/prevout${number}
	done

	# Need to sumbit patch upstream to allow this.
	#fowners root:wwwoffle /var/spool/wwwoffle
	#fowners wwwoffle:wwwoffle /var/spool/wwwoffle

	# empty dirs are removed during update
	keepdir \
		/var/spool/wwwoffle/search/{mnogosearch/db,htdig/tmp,htdig/db-lasttime,htdig/db,namazu/db}

	touch \
		${D}/var/spool/wwwoffle/search/htdig/wwwoffle-htdig.log \
		${D}/var/spool/wwwoffle/search/mnogosearch/wwwoffle-mnogosearch.log \
		${D}/var/spool/wwwoffle/search/namazu/wwwoffle-namazu.log

	chown -R wwwoffle:wwwoffle ${D}/var/spool/wwwoffle ${D}/etc/wwwoffle

	# TODO htdig indexing as part of initscripts

	# robots.txt modification - /var/spool/wwwoffle/html/en
	# 		- remove Disallow: /index
	sed -i -e "s|Disallow:.*/index|#Disallow: /index|" ${D}/var/spool/wwwoffle/html/en/robots.txt

	rmdir ${D}/usr/doc
}

pkg_postinst() {
	# fix permissions for those upgrading

	for number in 1 2 3 4 5 6 7 8 9;
	do
		[ ! -d ${ROOT}/var/spool/wwwoffle/prevtime${number} ] &&  keepdir \
			${ROOT}/var/spool/wwwoffle/prevtime${number}
		[ ! -d ${ROOT}/var/spool/wwwoffle/prevout${number} ] &&  keepdir \
			${ROOT}/var/spool/wwwoffle/prevout${number}
	done

	chown -R wwwoffle:wwwoffle ${ROOT}/var/spool/wwwoffle ${ROOT}/etc/wwwoffle

	# Need to sumbit patch upstream to allow this.
	#fowners root:wwwoffle /var/spool/wwwoffle
	#fowners wwwoffle:wwwoffle /var/spool/wwwoffle

	[ -f ${T}/stopped ] && \
		ewarn "wwwoffled was stopped. /etc/init.d/wwwoffled start to restart AFTER etc-update"


	einfo "wwwoffled should run as an ordinary user now. The run-uid and run-gid should be set"
	einfo "to \"wwwoffle\" in your /etc/wwwoffle/wwwoffle.conf. Please uncomment this if it hasn't been already"

	einfo "This is for your own security. Otherwise wwwoffle is run as root which is relay bad if"
	einfo "there is an exploit in this program that allows remote/local users to execute arbitary"
	einfo "commands as the root user."


	if [ -f ${ROOT}/etc/wwwoffle.conf ];
	then
		ewarn "Configuration file is /etc/wwwoffle/wwwoffle.conf now"
		ewarn "Suggest you move ${ROOT}etc/wwwoffle.conf"
	fi


	# if htdig - run script for full database index
	# TODO
}