# Copyright 1999-2004 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: $

DESCRIPTION="The InterNet News daemon, a fully featured NNTP server"
HOMEPAGE="http://www.isc.org/products/INN"
SRC_URI="ftp://ftp.isc.org/isc/inn/${P}.tar.gz"
#	mirror://gentoo/${P}.tar.gz"
RESTRICT="nomirror"

LICENSE="as-is BSD"
SLOT="0"
KEYWORDS="x86"
IUSE="ssl tcltk perl python ipv6 berkdb bzip2 innlargefiles inntaggedhash innkeywords"
LOCALUSEDESC="bzip2 The log files schould be compressed with bzip2 instead of gzip
	innlargefiles This must be activated to let INN operate on files larger than 2 GB
	inntaggedhash Use tagged hash table for history
	innkeywords Automatic keyword generation support"
LOCALUSEDEFAULTS="+bzip2 -innlargefiles -inntaggedhash -innkeywords"

# Anyone forgotten virtual/shell?
DEPEND="virtual/glibc
	sys-apps/coreutils
	>=sys-apps/sed-4
	|| ( app-shells/ash
		app-shells/bash
		app-shells/csh
		app-shells/ccsh
		app-shells/tcsh
		app-shells/zsh
		app-shells/sash
		app-shells/psh
		app-shells/posh
		app-shells/pdksh
		app-shells/ksh
		app-shells/dash
		app-shells/dsh
		app-shells/esh )
	kerberos? ( virtual/krb5 )
	sasl? ( >=dev-libs/cyrus-sasl-2 )
	tcltk? ( dev-lang/tcl )
	ssl? ( dev-libs/openssl )
	perl? ( dev-lang/perl )
	python? ( dev-lang/python )
	berkdb? ( sys-libs/db )
	bzip2? ( app-arch/bzip2 )
	!bzip2? ( app-arch/gzip )"
RDEPEND="${DEPEND}
	app-crypt/gnupg
	virtual/mta"

src_unpack() {
	unpack ${A}
	cd ${S}
	sed -i \
		-e 's/\$(P) //' site/Makefile storage/Makefile \
			|| die "sed failed"
}

src_compile() {
	./configure \
		--prefix=/usr/lib/news \
		--mandir=/usr/share/man \
		--infodir=/usr/share/info \
		--with-etc-dir=/etc/news \
		--with-db-dir=/var/spool/news/db \
		--with-spool-dir=/var/spool/news \
		--with-log-dir=/var/log/news \
		--with-run-dir=/var/run/news \
		--with-tmp-dir=/var/spool/news/tmp \
		--host=${CHOST}  \
		--enable-libtool \
		--enable-setgid-inews \
		--enable-uucp-rnews \
		`if use kerberos ; then
			echo '--with-kerberos=/usr'
		fi` \
		`use_with tcltk tcl` \
		`use_with ssl openssl` \
		`use_with perl perl` \
		`use_with python python` \
		`use_with sasl sasl` \
		`use_enable ipv6 ipv6` \
		`use_enable innlargefiles largefiles` \
		`if use bzip2 ; then
			echo '--with-log-compress=bzip2'
		else
			echo '--with-log-compress=gzip'
		fi` \
		`use_enable inntaggedhash tagged-hash` \
		`use_enable innkeywords keywords` \
			|| die "configure died"

	if use berkdb ; then 
		einfo 'BerkeleyDB support will not get compiled into INN yet.'
		echo '' 
	fi

	emake -j1 || die "emake failed"
}

src_install() {
	make prefix=${D}/usr/lib/news \
		PATHETC=${D}/etc/news \
		PATHMAN=${D}/usr/share/man \
		PATHLIB=${D}/usr/lib/news/lib \
		PATHCONTROL=${D}/usr/lib/news/bin/control \
		PATHFILTER=${D}/usr/lib/news/bin/filter \
		PATHRUN=${D}/var/run/news \
		PATHLOG=${D}/var/log/news \
		PATHDB=${D}/var/spool/news/db \
		PATHSPOOL=${D}/var/spool/news \
		PATHTMP=${D}/var/spool/news/tmp \
		PATHDOC=${D}/usr/doc/${P} \
		MAN1=${D}/usr/share/man/man1 \
		MAN3=${D}/usr/share/man/man3 \
		MAN5=${D}/usr/share/man/man5 \
		MAN8=${D}/usr/share/man/man8 \
			install || die "make install failed"

	keepdir \
		/var/spool/news/tmp/ \
		/var/spool/news/outgoing/ \
		/var/spool/news/overview/ \
		/var/spool/news/innfeed/ \
		/var/spool/news/articles/ \
		/var/spool/news/incoming/bad/ \
		/var/spool/news/archive/ \
		/var/run/news/ \
		/var/log/news/

# Change file permissions
	for cfg_file in control.ctl expire.ctl nntpsend.ctl readers.conf ; do
		if [ -f ${D}/etc/news/${cfg_file} ]
		then
			chmod 640 ${D}/etc/news/${cfg_file}
		fi
	done
	chown root:root ${D}/usr/lib/news/lib/*.{a,la,so*}
	chown -R root:root ${D}/usr/share/doc
	chown -R root:root ${D}/usr/share/man

# Well, one can overwrite the old db and rebuild it afterwards, but it is better to save the time...
	dodir /usr/doc/${D}/dbexamples
	for db_file in active active.times distributions history newsgroups ; do
		chown news:news 
		if [ -e ${D}/var/spool/news/db/${db_file} ]
		then
			if [ -e ${ROOT}/var/spool/news/db/${db_file} ]
			then
				insinto /usr/doc/${P}/dbexamples
				doins ${D}/var/spool/news/db/${db_file}
				rm -f ${D}/var/spool/news/db/${db_file}
			fi
		fi
	done

# So other programs can build against INN.  (eg. Newsstar or Suck)
	insinto /usr/lib/news/include
	doins include/*.h

	exeinto /etc/init.d
	newexe ${FILESDIR}/innd innd
	exeinto /usr/lib/news/bin
	newexe ${FILESDIR}/rebuild-database rebuild-database

	cd ${WORKDIR}
	doman send-uucp.pl.8.gz
	insinto /etc/news
	doins send-uucp.cf
	exeinto /usr/lib/news/bin
	newexe send-uucp.pl send-uucp.pl
}

pkg_postinst() {
	usermod -s /bin/sh news

	chown -R news:news ${ROOT}/var/spool/news
	chown -R news:news ${ROOT}/var/log/news/

	echo ''
	einfo 'Do not forget to update your cron entries, and also run'
	einfo 'makedbz if you need to.  If this is a first-time installation'
	einfo 'a minimal active file has been installed.  You will need to'
	einfo 'touch history and run "makedbz -i" to initialize the history'
	einfo 'database.  See /usr/doc/inn-2.4.1/ and especially INSTALL for'
	einfo 'more information.'
	echo ''
	einfo 'For a quick  configuration check use "ebuild inn-2.4.1 config".'
	echo ''
	if [ -n "`use ssl`" ]
	then
		einfo 'You may want to start nnrpd manually for native ssl support.'
		einfo 'If you choose to do so, automating this with a bootscript might'
		einfo 'also be a good choice.'
		einfo 'Have a look at nnrpd(8) for valid parameters.'
		echo ''
	fi
}

pkg_postrm() {
        echo ''
        einfo 'If you want your newsspool or altered configuration files'
        einfo 'to be removed, please do so now manually.'
        echo ''
}

pkg_config() {
	NEWSSPOOL_DIR=/var/spool/news
	NEWS_SHELL=`sed -e '/^news:/ ! d' /etc/passwd | sed -e '/^news:/ s/[^:]*:[^:]*:[^:]*:[^:]*:[^:]*:[^:]*:\([^:]*\).*/\1/'`
	NEWS_ERRFLAG=0

	if [ "${NEWS_SHELL}" == "/bin/false" -o "${NEWS_SHELL}" == "/dev/null" ]
	then
		if [ ${UID} -eq 0 ]
			then
			einfo 'Changing shell to /bin/sh for user news...'
			usermod -s /bin/sh news
		else
			NEWS_ERRFLAG=1
			eerror ''
			eerror 'Could not change shell for user news.'
			eerror 'Please run "usermod -s /bin/bash news" as root.'
		fi
	else
		einfo "Shell for user news unchanged ('${NEWS_SHELL}')."
		if [ "${NEWS_SHELL}" != "/bin/sh" -a "${NEWS_SHELL}" != "/bin/bash" ]
		then
			ewarn "You might want to change it to '/bin/bash', though."
		fi
	fi
	echo ''

	if [ -n "`use ssl`" ]
	then
		if [ ! -f /usr/lib/news/lib/cert.pem ]
		then
			einfo 'Generating x509 certificate...'
			openssl req -new -x509 -nodes \
				-out /usr/lib/news/lib/cert.pem \
				-keyout /usr/lib/news/lib/cert.pem
			chown news:news /usr/lib/news/lib/cert.pem
			chmod 600 /usr/lib/news/lib/cert.pem
		else
			einfo 'Leaving existing x509 certificate untouched...'
		fi
		echo ''
	fi

	if [ ! -e $NEWSSPOOL_DIR/db/history ]
	then
		if [ ! -e $NEWSSPOOL_DIR/db/history.dir \
			-a ! -e $NEWSSPOOL_DIR/db/history.hash \
			-a ! -e $NEWSSPOOL_DIR/db/history.index ]
		then
			einfo 'Building history database...'
			touch $NEWSSPOOL_DIR/db/history
			chown news.news $NEWSSPOOL_DIR/db/history
			chmod 644 $NEWSSPOOL_DIR/db/history
			su - news -c "/usr/lib/news/bin/makedbz -i"
			mv $NEWSSPOOL_DIR/db/history.n.dir $NEWSSPOOL_DIR/db/history.dir
			mv $NEWSSPOOL_DIR/db/history.n.hash $NEWSSPOOL_DIR/db/history.hash
			mv $NEWSSPOOL_DIR/db/history.n.index $NEWSSPOOL_DIR/db/history.index
			su - news -c "/usr/lib/news/bin/makehistory"
		else
			eerror ''
			eerror 'Your installation seems to be screwed up. Will rebuild database.'
			/usr/lib/news/bin/rebuild-database
		fi
	else
		einfo '${NEWSSPOOL_DIR}/db/history found. Leaving history database as it is.'
		einfo 'In case your database is broken and we did not detect it you should run '
		einfo '/usr/lib/news/bin/rebuild-database.'
	fi
	echo ''

	# Replacement does not need awk and/or grep
	# Now automatically repairs wrong inn.conf's
	INNCFG_INODES=`sed -e '/innwatchspoolnodes/ ! d' /etc/news/inn.conf | sed -e 's/[^ ]*[ ]*\([^ ]*\)/\1/'`
	INNSPOOL_INODES=`df -Pi ${NEWSSPOOL_DIR} | sed -e 's/[^ ]*[ ]*\([^ ]*\).*/\1/' | sed -e '1 d'`
	if [ ${INNCFG_INODES} -gt ${INNSPOOL_INODES} ]
	then
		ewarn 'Setting innwatchspoolinodes to zero, because the filesystem behind'
		ewarn "$NEWSSPOOL_DIR works without inodes."
		ewarn ''
		cp /etc/news/inn.conf /etc/news/inn.conf.OLD
		einfo 'A copy of your old inn.conf has been saved to /etc/news/inn.conf.OLD.'
		sed -e '/innwatchspoolnodes/ s/\([^ ]*\)\([ ]*\).*/\1\20/' /etc/news/inn.conf > /etc/news/in_.conf
		mv /etc/news/in_.conf /etc/news/inn.conf
		chown news:news /etc/news/inn.conf
		chmod 640 /etc/news/inn.conf
		echo ''
	fi

	INNCHECK_LINES=`su - news -c "/usr/lib/news/bin/inncheck|wc -l"`
	if [ ${INNCHECK_LINES} -gt 0 ]
	then
		NEWS_ERRFLAG=1
		ewarn 'inncheck most certainly found an error.'
		ewarn 'Please check its output:'
		eerror "`su - news -c \"/usr/lib/news/bin/inncheck\"`"
		echo ''
	fi

	if [ ${NEWS_ERRFLAG} -gt 0 ]
	then
		eerror 'There were one or more errors/warnings checking your configuration.'
		eerror "Please read inn's documentation and fix them accordingly."
		echo ''
	else
		einfo 'Inn configuration tests passed successfully.'
		einfo ''
		ewarn 'Please ensure you configured inn properly.'
		echo ''
	fi
}