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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-mail/dovecot/dovecot-0.99.14-r1.ebuild,v 1.1 2005/02/25 16:28:09 ticho Exp $

IUSE="debug ipv6 ldap mbox pam postgres sasl ssl gnutls vpopmail nopop3d mysql"
inherit eutils

DESCRIPTION="An IMAP and POP3 server written with security primarily in mind"
HOMEPAGE="http://dovecot.org/"
SRC_URI="http://dovecot.org/releases/${P}.tar.gz"

SLOT="0"
LICENSE="LGPL-2.1"
KEYWORDS="~x86 ~amd64 ~sparc ~ppc"

#PROVIDE="virtual/imapd"

# Note: current dovecot will break on gnutls
# http://www.dovecot.org/list/dovecot/2004-November/005169.html
DEPEND=">=sys-libs/db-3.2
	>=sys-apps/sed-4
	ldap? ( >=net-nds/openldap-1.2 )
	pam? ( sys-libs/pam )
	sasl? ( >=dev-libs/cyrus-sasl-2.1 )
	ssl? ( >=dev-libs/openssl-0.9.6g )
	postgres? ( dev-db/postgresql )
	mysql? ( dev-db/mysql )
	vpopmail? ( net-mail/vpopmail )"
	#gnutls? ( <=net-libs/gnutls-1.0.4 )

RDEPEND="${DEPEND}
	>=net-mail/mailbase-0.00-r8"


pkg_setup() {
	# Add user and group for login process (same as for fedora/redhat)
	enewgroup dovecot 97
	enewuser dovecot 97 /bin/false /dev/null dovecot
}

src_compile() {
	local myconf
	use debug && myconf="--enable-debug"
	use ldap && myconf="${myconf} --with-ldap"
	use ipv6 || myconf="${myconf} --disable-ipv6"
	use nopop3d && myconf="${myconf} --without-pop3d"
	use pam || myconf="${myconf} --without-pam"
	use postgres && myconf="${myconf} --with-pgsql"
	use mysql && myconf="${myconf} --with-mysql"
	use sasl && myconf="${myconf} --with-cyrus-sasl2"
	# gnutls support no longer working
	# (http://www.dovecot.org/list/dovecot/2004-November/005169.html)
	use ssl && myconf="${myconf} --with-ssl=openssl"
	if use gnutls; then
		eerror 'GNUTLS support no longer available, see'
		eerror 'http://www.dovecot.org/list/dovecot/2004-November/005169.html'
		eerror
		eerror 'Please set USE="-gnutls ssl" if you want TLS support.'
		die
	fi
	# prefer gnutls to ssl if both gnutls and ssl are defined
	#use gnutls && myconf="${myconf} --with-ssl=gnutls"
	#use ssl && ! use gnutls && myconf="${myconf} --with-ssl=openssl"
	#! use gnutls && ! use ssl && myconf="${myconf} --without-ssl"
	use vpopmail || myconf="${myconf} --without-vpopmail"

	./configure \
	  --prefix=/usr \
	  --host=${CHOST} \
	  --mandir=/usr/share/man \
	  --infodir=/usr/share/info \
	  --datadir=/usr/share \
	  --sysconfdir=/etc \
	  --localstatedir=/var \
	  ${myconf} || die "configure failed"
	emake || die
}

src_install () {
	# Create the dovecot.conf file from the dovecot-example.conf file that
	# the dovecot folks nicely left for us, changing the default
	# mail spool locations to the Gentoo defaults.  
	if use mbox
	then
		# /var/spool/mail/$USER mail spool
		# The location of the INDEX may be overridden by the user if desired.
		if [ -z ${DOVECOT_INDEX_PATH} ]
		then
			DOVECOT_INDEX_PATH="/var/dovecot/%d/%n"
			dodir /var/dovecot
		fi
		sed -e \
			"s|#default_mail_env =|#default_mail_env = mbox:/var/spool/mail/%u:INDEX=${DOVECOT_INDEX_PATH}|" \
			dovecot-example.conf > dovecot.conf
	else
		# $HOME/.maildir mail spool.  
		sed -e \
			's|#default_mail_env =|default_mail_env = maildir:%h/.maildir|' \
			dovecot-example.conf > dovecot.conf
	fi
	insinto /etc
	doins dovecot.conf

	make DESTDIR=${D} install || die
	rm ${D}/etc/dovecot-example.conf

	# Documentation
	rm -fr ${D}/usr/share/doc/dovecot
	cd ${S}
	dodoc AUTHORS COPYING* NEWS README TODO dovecot-example.conf
	dodoc doc/*.txt doc/*.conf doc/*.cnf

	# per default dovecot wants it ssl cert called dovecot.pem
	# fix this in mkcert.sh, which we use to generate the ssl certs
	cd ${S}/doc
	sed -ie 's/imapd.pem/dovecot.pem/g' mkcert.sh
	dodoc mkcert.sh

	# rc script
	exeinto /etc/init.d
	newexe ${FILESDIR}/dovecot.init dovecot

	# PAM
	# We're using pam files (imap and pop3) provided by mailbase-0.00-r8
	if use pam
	then
		sed -ie 's/auth_passdb = pam/auth_passdb = pam */' ${D}/etc/dovecot.conf
	fi

	# Create SSL certificates
	if  use ssl || use gnutls
	then
		cd ${S}/doc
		dodir /etc/ssl/certs
		dodir /etc/ssl/private
		# Let's not make a new certificate if we already have one
		[ -e /etc/ssl/certs/dovecot.pem -a -e /etc/ssl/private/dovecot.pem ] \
			|| SSLDIR=${D}/etc/ssl sh mkcert.sh
	fi

	dodir /var/run/dovecot
	fowners root:root /var/run/dovecot
	fperms 0700 /var/run/dovecot
	keepdir /var/run/dovecot/login
	fowners root:dovecot /var/run/dovecot/login
	fperms 0750 /var/run/dovecot/login
	fperms 0600 /etc/dovecot.conf
}

pkg_postinst() {
	if use pam
	then
		ewarn "If you are upgrading from Dovecot prior to 0.99.14-r1. be aware that the PAM"
		ewarn "profile usage was changed. Dovecot's services now use distinctive profiles,"
		ewarn "i.e. IMAP uses profile 'imap', POP3S uses profile 'pop3s', etc..."
		echo
		einfo "The above applies for default configuration (\"auth_passdb = pam *\")."
		einfo "These PAM profiles are provided by net-mail/mailbase ebuild."
	fi
	echo
	einfo "Please review /etc/dovecot.conf, particularly auth_userdb and auth_passdb."
}