# Copyright 1999-2007 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/net-mail/cyrus-imapd/cyrus-imapd-2.2.12-r4.ebuild,v 1.12 2007/07/14 22:22:19 mr_bones_ Exp $

inherit eutils ssl-cert fixheadtails pam

DESCRIPTION="The Cyrus IMAP Server."
HOMEPAGE="http://asg.web.cmu.edu/cyrus/imapd/"
SRC_URI="ftp://ftp.andrew.cmu.edu/pub/cyrus-mail/${P}.tar.gz"

LICENSE="as-is"
SLOT="0"
KEYWORDS="amd64 hppa ppc ppc64 sparc x86"
IUSE="afs drac idled kerberos pam snmp ssl tcpd unsupported_8bit"

PROVIDE="virtual/imapd"
RDEPEND=">=sys-libs/db-3.2
	>=dev-libs/cyrus-sasl-2.1.13
	afs? ( >=net-fs/openafs-1.2.2 )
	pam? (
			virtual/pam
			>=net-mail/mailbase-1
		)
	kerberos? ( virtual/krb5 )
	snmp? ( net-analyzer/net-snmp )
	ssl? ( >=dev-libs/openssl-0.9.6 )
	tcpd? ( >=sys-apps/tcp-wrappers-7.6 )
	drac? ( >=mail-client/drac-1.12-r1 )"

DEPEND="$RDEPEND
	sys-devel/libtool
	>=sys-devel/autoconf-2.58
	sys-devel/automake"

# "borrow" this from eldad in bug 60495 util portage can handle dep USE flags.
check_useflag() {
	local my_pkg=$(best_version ${1})
	local my_flag=${2}

	if [[ $(grep -wo ${my_flag} ${ROOT}/var/db/pkg/${my_pkg}/USE) ]]; then
		return 0
	fi

	return 1
}

tcpd_flag_check() {
	local tcpd_flag
	local cyrus_imapd_has_tcpd_flag
	local my_pkg=${1}
	einfo "${my_pkg} found"
	check_useflag ${my_pkg} tcpd
	tcpd_flag="$?"

	if [ "${tcpd_flag}" == "0" ]; then
		einfo "\"${my_pkg}\" has been emerged with \"tcpd\" USE flag"
	else
		einfo "\"${my_pkg}\" has been emerged without \"tcpd\" USE flag"
	fi

	if use tcpd; then
		cyrus_imapd_has_tcpd_flag="0"
	else
		cyrus_imapd_has_tcpd_flag="1"
	fi

	if [ "${tcpd_flag}" != "${cyrus_imapd_has_tcpd_flag}" ]; then
		eerror "both \"net-mail/cyrus-imapd\" and \"${my_pkg}\" have to be emerged"
		eerror "with or without \"tcpd\" USE flag if you want to emerge"
		eerror "this package with \"snmp\" USE flag. Bug #68254"
		die "see above error message."
	fi
}

net-snmp_check() {
	if has_version net-analyzer/ucd-snmp; then
		tcpd_flag_check net-analyzer/ucd-snmp
	fi

	if has_version net-analyzer/net-snmp; then
		tcpd_flag_check net-analyzer/net-snmp
		# check for minimal USE flag.
		local has_minimal
		check_useflag net-analyzer/net-snmp minimal
		has_minimal="$?"
		if [ "${has_minimal}" == "0" ]; then
			eerror "If you want to emerge this package with \"snmp\" USE flag"
			eerror "reemerge \"net-snmp\" without \"minimal\" USE flag"
			die "see error message above"
		fi

		# check for tcpd USE flag in sync for both packages.

		if [ "${net_snmp_has_tcpd_flag}" != "${cyrus_imapd_has_tcpd_flag}" ]; then
			eerror "both \"cyrus-imapd\" and \"net-snmp\" have to be emerged"
			eerror "with or without \"tcpd\" USE flag if you want to emerge"
			eerror "this package with \"snmp\" USE flag. Bug #68254"
			die "see above error message."
		fi

		# an atemptto solve bug #67411. Is there a better solution?
		# check for net-snmp-config exit and executable.
		if [ -x "$(type -p net-snmp-config)" ]; then
			einfo "$(type -p net-snmp-config) is found and executable."
			NSC_AGENTLIBS="$(net-snmp-config --agent-libs)"
			einfo "NSC_AGENTLIBS=\""${NSC_AGENTLIBS}"\""
			if [ -z "$NSC_AGENTLIBS" ]; then
				eerror "NSC_AGENTLIBS is null"
				einfo "please report this to bugs.gentoo.org"
			fi
			for i in ${NSC_AGENTLIBS}; do
				# check for the DynaLoader path.
				if [ "$(expr "$i" : '.*\(DynaLoader\)')" == "DynaLoader" ] ; then
					DYNALOADER_PATH="$i"
					einfo "DYNALOADER_PATH=\""${DYNALOADER_PATH}"\""
					if [[ ! -f "${DYNALOADER_PATH}" ]]; then
						eerror "\""${DYNALOADER_PATH}"\" is not found."
						einfo "Have you upgraded \"perl\" after"
						einfo "you emerged \"net-snmp\". Please re-emerge"
						einfo "\"net-snmp\" then try again. Bug #67411."
						die "\""${DYNALOADER_PATH}"\" is not found."
					fi
				fi
			done
		else
			eerror "\"net-snmp-config\" not found or not executable!"
			die "You have \"net-snmp\" installed but \"net-snmp-config\" is not found or not executable. Please re-emerge \"net-snmp\" and try again!"
		fi
	fi
}

pkg_setup() {
	if use snmp; then
		net-snmp_check
	fi

	enewuser cyrus -1 -1 /usr/cyrus mail
}

src_unpack() {
	unpack ${A} && cd "${S}"

	ht_fix_file ${S}/imap/xversion.sh

	# gcc4 patch. Bug #118449
	epatch "${FILESDIR}/${P}-gcc4.patch"

	# Parallel make fix
	epatch "${FILESDIR}"/${PN}-parallel.patch

	# db-4.5 fix
	epatch "${FILESDIR}/${P}-db45.patch"

	# Add unsupported patch wrt #18706 and #80630
	use unsupported_8bit && epatch "${FILESDIR}/${PN}-unsupported-8bit.patch"

	# Add drac database support.
	if use drac ; then
		# better check for drac. Bug #79442.
		epatch "${FILESDIR}/${P}-drac.patch" || die "epatch failed"
		epatch "${S}/contrib/drac_auth.patch" || die "epatch failed"
	fi

	# Add libwrap defines as we don't have a dynamicly linked library.
	if use tcpd ; then
		epatch "${FILESDIR}/${P}-libwrap.patch" || die "epatch failed"
	fi

	# DB4 detection and versioned symbols.
	# The new cyrus-imapd has a new DB detection.
	# Hopefully we don't need this patch anymore.
	# epatch "${FILESDIR}/${P}-db4.patch" || die "epatch failed"

	# Fix master(8)->cyrusmaster(8) manpage.
	for i in `grep -rl -e 'master\.8' -e 'master(8)' "${S}"` ; do
		sed -i -e 's:master\.8:cyrusmaster.8:g' \
			-e 's:master(8):cyrusmaster(8):g' \
			"${i}" || die "sed failed" || die "sed failed"
	done
	mv man/master.8 man/cyrusmaster.8 || die "mv failed"
	sed -i -e "s:MASTER:CYRUSMASTER:g" \
		-e "s:Master:Cyrusmaster:g" \
		-e "s:master:cyrusmaster:g" \
		man/cyrusmaster.8 || die "sed failed"

	# Recreate configure.
	export WANT_AUTOCONF="2.5"
	rm -rf configure config.h.in autom4te.cache || die
	ebegin "Recreating configure"
	sh SMakefile &>/dev/null || die "SMakefile failed"
	eend $?

	# When linking with rpm, you need to link with more libraries.
	sed -i -e "s:lrpm:lrpm -lrpmio -lrpmdb:" configure || die "sed failed"
}

src_compile() {
	local myconf
	myconf="${myconf} $(use_with afs)"
	myconf="${myconf} $(use_with drac)"
	myconf="${myconf} $(use_with ssl openssl)"
	myconf="${myconf} $(use_with snmp ucdsnmp)"
	myconf="${myconf} $(use_with tcpd libwrap)"
	myconf="${myconf} $(use_enable kerberos gssapi)"

	if use idled; then
		myconf="${myconf} --with-idle=idled"
	else
		myconf="${myconf} --with-idle=poll"
	fi

	econf \
		--enable-murder \
		--enable-listext \
		--enable-netscapehack \
		--with-extraident=Gentoo \
		--with-service-path=/usr/lib/cyrus \
		--with-cyrus-user=cyrus \
		--with-cyrus-group=mail \
		--with-com_err=yes \
		--with-auth=unix \
		--without-perl \
		--disable-cyradm \
		${myconf} || die "econf failed"

	# needed for parallel make. Bug #72352.
	cd ${S}/imap
	emake xversion.h || die "emake xversion.h failed"

	cd ${S}
	emake || die "compile problem"
}

src_install() {
	dodir /usr/bin /usr/lib
	for subdir in master imap imtest timsieved notifyd sieve; do
		make -C "${subdir}" DESTDIR="${D}" install || die "make install failed"
	done

	# Link master to cyrusmaster (postfix has a master too)
	dosym /usr/lib/cyrus/master /usr/lib/cyrus/cyrusmaster

	doman man/*.[0-8]
	dodoc COPYRIGHT README*
	dohtml doc/*.html doc/murder.png
	cp doc/cyrusv2.mc "${D}/usr/share/doc/${PF}/html"
	cp -r contrib tools "${D}/usr/share/doc/${PF}"
	find "${D}/usr/share/doc" -name CVS -print0 | xargs -0 rm -rf

	insinto /etc
	doins "${FILESDIR}/cyrus.conf" "${FILESDIR}/imapd.conf"

	newinitd "${FILESDIR}/cyrus.rc6" cyrus
	newconfd "${FILESDIR}/cyrus.confd" cyrus
	newpamd "${FILESDIR}/cyrus.pam-include" sieve

	if use ssl ; then
		SSL_ORGANIZATION="${SSL_ORGANIZATION:-Cyrus IMAP Server}"
		insinto /etc/ssl/cyrus
		docert server
		fowners cyrus:mail /etc/ssl/cyrus/server.{key,pem}
	fi

	for subdir in imap/{,db,log,msg,proc,socket,sieve} spool/imap/{,stage.} ; do
		keepdir "/var/${subdir}"
		fowners cyrus:mail "/var/${subdir}"
		fperms 0750 "/var/${subdir}"
	done
	for subdir in imap/{user,quota,sieve} spool/imap ; do
		for i in a b c d e f g h i j k l m n o p q r s t v u w x y z ; do
			keepdir "/var/${subdir}/${i}"
			fowners cyrus:mail "/var/${subdir}/${i}"
			fperms 0750 "/var/${subdir}/${i}"
		done
	done
}

pkg_postinst() {
	ewarn "*****NOTE*****"
	ewarn "If you're upgrading from versions prior to 2.2.2_BETA"
	ewarn "be sure to read the following thoroughly:"
	ewarn "http://asg.web.cmu.edu/cyrus/download/imapd/install-upgrade.html"
	ewarn "*****NOTE*****"
	echo

	ewarn "If you change the fs-type of /var/imap or"
	ewarn "/var/spool/imap you should read step 9 of"
	ewarn "/usr/share/doc/${P}/html/install-configure.html."
	echo

	enewuser cyrus -1 -1 /usr/cyrus mail

	if df -T /var/imap | grep -q ' ext[23] ' ; then
		ebegin "Making /var/imap/user/* and /var/imap/quota/* synchronous."
		chattr +S /var/imap/{user,quota}{,/*}
		eend $?
	fi

	if df -T /var/spool/imap | grep -q ' ext[23] ' ; then
		ebegin "Making /var/spool/imap/* synchronous."
		chattr +S /var/spool/imap{,/*}
		eend $?
	fi

	ewarn "If the queue directory of the mail daemon resides on an ext2"
	ewarn "or ext3 filesystem you need to set it manually to update"
	ewarn "synchronously. E.g. 'chattr +S /var/spool/mqueue'."
	echo

	einfo "For correct logging add the following to /etc/syslog.conf:"
	einfo "    local6.*         /var/log/imapd.log"
	einfo "    auth.debug       /var/log/auth.log"
	echo

	ewarn "You have to add user cyrus to the sasldb2. Do this with:"
	ewarn "    saslpasswd2 cyrus"
}