# Copyright 1999-2003 Gentoo Technologies, Inc.
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/net-mail/exim/exim-4.14.ebuild,v 1.2 2003/06/12 21:28:13 msterret Exp $

IUSE="tcpd ssl postgres mysql ldap pam"

EXISCAN_VER=${PV}-26
DESCRIPTION="A highly configurable, drop-in replacement for sendmail"
SRC_URI="ftp://ftp.exim.org/pub/exim/exim4/${P}.tar.gz
	http://duncanthrax.net/exiscan/exiscan-${EXISCAN_VER}.tar.gz"
HOMEPAGE="http://www.exim.org/"

SLOT="0"
LICENSE="GPL-2"
KEYWORDS="~x86 ~sparc"

PROVIDE="virtual/mta"

DEPEND=">=sys-apps/sed-4.0.5
	dev-lang/perl
	>=sys-libs/db-3.2
	>=dev-libs/libpcre-3.4
	pam? ( >=sys-libs/pam-0.75 )
	tcpd? ( sys-apps/tcp-wrappers )
	ssl? ( >=dev-libs/openssl-0.9.6 )
	ldap? ( >=net-nds/openldap-2.0.7 )
	mysql? ( >=dev-db/mysql-3.23.28 )
	postgres? ( >=dev-db/postgresql-7 )"

RDEPEND="${DEPEND}
	!virtual/mta
	>=net-mail/mailbase-0.00"

src_unpack() {
	unpack ${A}

	local myconf

	cd ${S}
	einfo "Patching exiscan support into exim ${PV}.."
	epatch ${WORKDIR}/exiscan-${EXISCAN_VER}/exiscan-${EXISCAN_VER}.patch
	
	sed -e "48i\CFLAGS=${CFLAGS}" \
		-e "s:# AUTH_CRAM_MD5=yes:AUTH_CRAM_MD5=yes:" \
		-e "s:# AUTH_PLAINTEXT=yes:AUTH_PLAINTEXT=yes:" \
		-e "s:BIN_DIRECTORY=/usr/exim/bin:BIN_DIRECTORY=/usr/sbin:" \
		-e "s:COMPRESS_COMMAND=/opt/gnu/bin/gzip:COMPRESS_COMMAND=/usr/bin/gzip:" \
		-e "s:ZCAT_COMMAND=/opt/gnu/bin/zcat:ZCAT_COMMAND=/usr/bin/zcat:" \
		-e "s:CONFIGURE_FILE=/usr/exim/configure:CONFIGURE_FILE=/etc/exim/exim.conf:" \
		-e "s:EXIM_MONITOR=eximon.bin:# EXIM_MONITOR=eximon.bin:" \
		-e "s:# EXIM_PERL=perl.o:EXIM_PERL=perl.o:" \
		-e "s:# INFO_DIRECTORY=/usr/local/info:INFO_DIRECTORY=/usr/share/info:" \
		-e "s:# LOG_FILE_PATH=syslog:LOG_FILE_PATH=syslog:" \
		-e "s:LOG_FILE_PATH=syslog\:/var/log/exim_%slog::" \
		-e "s:# PID_FILE_PATH=/var/lock/exim%s.pid:PID_FILE_PATH=/var/run/exim%s.pid:" \
		-e "s:# SPOOL_DIRECTORY=/var/spool/exim:SPOOL_DIRECTORY=/var/spool/exim:" \
		-e "s:# SUPPORT_MAILDIR=yes:SUPPORT_MAILDIR=yes:" \
		-e "s:# SUPPORT_MAILSTOR=yes:SUPPORT_MAILSTORE=yes:" \
		-e "s:# SUPPORT_MBX=yes:SUPPORT_MBX=yes:" \
		-e "s:EXIM_USER=:EXIM_USER=mail:" \
		-e "s:# AUTH_SPA=yes:AUTH_SPA=yes:" \
		src/EDITME > Local/Makefile

	cd Local
	if use pam; then
		sed -i "s:# \(SUPPORT_PAM=yes\):\1:" Makefile
		myconf="${myconf} -lpam"
	fi
	if use tcpd; then
		sed -i "s:# \(USE_TCP_WRAPPERS=yes\):\1:" Makefile
		myconf="${myconf} -lwrap"
	fi
	if [ -n "$myconf" ] ; then
		echo "EXTRALIBS=${myconf}" >> Makefile
	fi

	cd ${S}
	if use ssl; then
		sed -i \
			-e "s:# \(SUPPORT_TLS=yes\):\1:" \
			-e "s:# \(TLS_LIBS=-lssl -lcrypto\):\1:" Local/Makefile
	fi

	LOOKUP_INCLUDE=
	LOOKUP_LIBS=

	if use ldap; then
		sed -i \
			-e "s:# \(LOOKUP_LDAP=yes\):\1:" \
			-e "s:# \(LDAP_LIB_TYPE=OPENLDAP2\):\1:" Local/Makefile
		LOOKUP_INCLUDE="-I/usr/include/ldap"
		LOOKUP_LIBS="-L/usr/lib -lldap -llber"
	fi

	if use mysql; then
		sed -i "s:# LOOKUP_MYSQL=yes:LOOKUP_MYSQL=yes:" Local/Makefile
		LOOKUP_INCLUDE="$LOOKUP_INCLUDE -I/usr/include/mysql"
		LOOKUP_LIBS="$LOOKUP_LIBS -L/usr/lib -lmysqlclient"
	fi

	if use postgres; then
		sed -i "s:# LOOKUP_PGSQL=yes:LOOKUP_PGSQL=yes:" Local/Makefile
		LOOKUP_INCLUDE="$LOOKUP_INCLUDE -I/usr/include/postgresql"
		LOOKUP_LIBS="$LOOKUP_LIBS -lpq"
	fi

	if [ -n "$LOOKUP_INCLUDE" ]; then
		sed -i "s:# LOOKUP_INCLUDE=-I /usr/local/ldap/include -I /usr/local/mysql/include -I /usr/local/pgsql/include:LOOKUP_INCLUDE=$LOOKUP_INCLUDE:" \
			Local/Makefile
	fi

	if [ -n "$LOOKUP_LIBS" ]; then
		sed -i "s:# LOOKUP_LIBS=-L/usr/local/lib -lldap -llber -lmysqlclient -lpq:LOOKUP_LIBS=$LOOKUP_LIBS:" \
			Local/Makefile
	fi


	cat Makefile | sed -e 's/^buildname=.*/buildname=exim-gentoo/g' > Makefile.gentoo && mv -f Makefile.gentoo Makefile

	sed -i "s:# LOOKUP_DSEARCH=yes:LOOKUP_DSEARCH=yes:" Local/Makefile

	sed -i "s:# LOOKUP_CDB=yes:LOOKUP_CDB=yes:" Local/Makefile
}

src_compile() {
	make || die
}


src_install () {

	cd ${S}/build-exim-gentoo
	insopts -o root -g root -m 4755
	insinto /usr/sbin
	doins exim

	dodir /usr/bin /usr/sbin /usr/lib
	dosym ../sbin/exim /usr/bin/mailq
	dosym ../sbin/exim /usr/bin/newaliases
	dosym ../sbin/exim /usr/bin/mail
	dosym exim /usr/sbin/rsmtp
	dosym exim /usr/sbin/rmail
	dosym exim /usr/sbin/sendmail
	dosym /usr/sbin/exim /usr/lib/sendmail

	exeinto /usr/sbin
	for i in exicyclog exim_dbmbuild exim_dumpdb exim_fixdb exim_lock \
		exim_tidydb exinext exiwhat exigrep eximstats exiqsumm \
		convert4r3 convert4r4
	do
		doexe $i
	done

	dodir /etc/exim
	
	cd ${S}/src
	cp configure.default ${D}/etc/exim/exim.conf.dist

	dodoc ${S}/doc/*
	doman ${S}/doc/exim.8
	# INSTALL a pam.d file for SMTP AUTH that works with gentoo's pam
	insinto /etc/pam.d
	doins ${FILESDIR}/pam.d-exim

	# A nice filter for exim to protect your windows clients.
	insinto /etc/exim
	doins ${FILESDIR}/system_filter.exim
	dodoc ${FILESDIR}/auth_conf.sub
	doins ${FILESDIR}/exiscan.conf

	exeinto /etc/init.d
	newexe ${FILESDIR}/exim.rc6 exim
	insinto /etc/conf.d
	newins ${FILESDIR}/exim.confd exim
	fperms 644 /etc/conf.d/exim
}


pkg_config() {

	${ROOT}/usr/sbin/rc-update add exim

}

pkg_postinst() {

	einfo "Read the bottom of /etc/exim/system_filter.exim for usage."
	einfo "/usr/share/doc/${P}/auth_conf.sub.gz contains the configuration sub for using smtp auth."
	einfo "Please create /etc/exim/exim.conf from /etc/exim/exim.conf.dist."

}