# Copyright 1999-2009 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: $

EAPI="2"

inherit perl-module eutils

MY_P=Mail-SpamAssassin-${PV//_/-}
S=${WORKDIR}/${MY_P}

DESCRIPTION="SpamAssassin is an extensible email filter which is used to identify spam."
HOMEPAGE="http://spamassassin.apache.org/"
SRC_URI="http://archive.apache.org/dist/spamassassin/source/${MY_P}.tar.bz2"
SRC_TEST="do"

LICENSE="Apache-2.0"
SLOT="0"
KEYWORDS="~alpha ~amd64 ~hppa ~ia64 ~ppc ~ppc64 ~sparc ~x86"
IUSE="berkdb qmail ssl doc ldap mysql postgres sqlite tools ipv6"

DEPEND=">=dev-lang/perl-5.8.2-r1
	virtual/perl-MIME-Base64
	>=virtual/perl-PodParser-1.32
	virtual/perl-Storable
	virtual/perl-Time-HiRes
	>=dev-perl/HTML-Parser-3.43
	>=dev-perl/Net-DNS-0.53
	dev-perl/Digest-SHA1
	dev-perl/libwww-perl
	>=virtual/perl-Archive-Tar-1.26
	app-crypt/gnupg
	>=virtual/perl-IO-Zlib-1.04
	>=dev-util/re2c-0.12.0
	ssl? (
		dev-perl/IO-Socket-SSL
		dev-libs/openssl
	)
	berkdb? (
		virtual/perl-DB_File
	)
	ldap? ( dev-perl/perl-ldap )
	mysql? (
		dev-perl/DBI
		dev-perl/DBD-mysql
	)
	postgres? (
		dev-perl/DBI
		dev-perl/DBD-Pg
	)
	sqlite? (
		dev-perl/DBI
		dev-perl/DBD-SQLite
	)
	ipv6? (
		dev-perl/IO-Socket-INET6
	)"
RDEPEND="${DEPEND}"

PATCHES=( "${FILESDIR}/${PN}-3.2.5-DESTDIR.patch" )

src_configure() {
	# - Set SYSCONFDIR explicitly so we can't get bitten by bug 48205 again
	#	(just to be sure, nobody knows how it could happen in the first place).
	myconf="SYSCONFDIR=/etc DATADIR=/usr/share/spamassassin"

	# If ssl is enabled, spamc can be built with ssl support
	if use ssl; then
		myconf+=" ENABLE_SSL=yes"
	else
		myconf+=" ENABLE_SSL=no"
	fi

	# Set the path to the Perl executable explictly.  This will be used to
	# create the initial sharpbang line in the scripts and might cause
	# a versioned app name end in there, see
	# <http://bugs.gentoo.org/show_bug.cgi?id=62276>
	myconf+=" PERL_BIN=/usr/bin/perl"

	# Add Gentoo tag to make it easier for the upstream devs to spot
	# possible modifications or patches.
	version_tag="g${PV:6}${PR}"
	version_str="${PV//_/-}-${version_tag}"

	# Create the Gentoo config file before Makefile.PL is called so it
	# is copied later on.
	echo "version_tag ${version_tag}" > rules/11_gentoo.cf

	# Setting the following env var ensures that no questions are asked.
	perl-module_src_configure
}

src_compile() {
	# Run the autoconf stuff now, just to make the build sequence look more
	# familiar to the user :)  Plus feeding the VERSION_STRING skips some
	# calls to Perl.
	make spamc/Makefile VERSION_STRING="${version_str}" || die

	# Now compile all the stuff selected.
	perl-module_src_compile

	if use qmail; then
		make spamc/qmail-spamc || die "building qmail-spamc failed"
	fi

	if use doc; then
		make text_html_doc || die
	fi
}

src_install () {
	perl-module_src_install

	# Create the stub dir used by sa-update and friends
	dodir /var/lib/spamassassin || die

	# Move spamd to sbin where it belongs.
	dodir /usr/sbin
	mv "${D}"/usr/bin/spamd "${D}"/usr/sbin/spamd  || die

	if use qmail; then
		dobin spamc/qmail-spamc || die
	fi

	dosym /etc/mail/spamassassin /etc/spamassassin || die

	# Disable plugin by default
	sed -i -e 's/^loadplugin/\#loadplugin/g' "${D}"/etc/mail/spamassassin/init.pre || die

	# Add the init and config scripts.
	newinitd "${FILESDIR}"/3.2.5-spamd.init spamd || die
	newconfd "${FILESDIR}"/3.0.0-spamd.conf spamd || die

	use postgres && \
		sed -i -e 's:@USEPOSTGRES@::' "${D}/etc/init.d/spamd" || \
		sed -i -e '/@USEPOSTGRES@/d' "${D}/etc/init.d/spamd"

	use mysql && \
		sed -i -e 's:@USEMYSQL@::' "${D}/etc/init.d/spamd" || \
		sed -i -e '/@USEMYSQL@/d' "${D}/etc/init.d/spamd"

	dodoc NOTICE TRADEMARK CREDITS INSTALL.VMS UPGRADE USAGE \
		sql/README.bayes sql/README.awl procmailrc.example sample-nonspam.txt \
		sample-spam.txt spamassassin.spec spamd/PROTOCOL spamd/README.vpopmail \
		spamd-apache2/README.apache || die

	# Rename some docu files so they don't clash with others
	newdoc spamd/README README.spamd || die
	newdoc sql/README README.sql || die
	newdoc ldap/README README.ldap || die

	if use doc; then
		dohtml doc/*.html || die
		docinto sql
		dodoc sql/*.sql || die
	fi

	if use qmail; then
		dodoc spamc/README.qmail || die
	fi

	# Install provided tools. See bug 108168
	if use tools; then
		docinto tools
		dodoc tools/* || die "dodoc failed"
	fi

	cp "${FILESDIR}"/secrets.cf "${D}"/etc/mail/spamassassin/secrets.cf.example || die
	fperms 0400 /etc/mail/spamassassin/secrets.cf.example

	cat <<EOF > "${T}/local.cf.example"
# Sensitive data, such as database connection info, should be stored in
# /etc/mail/spamassassin/secrets.cf with appropriate permissions
EOF

	insinto /etc/mail/spamassassin/
	doins "${T}/local.cf.example" || die
}

pkg_postinst() {
	perl-module_pkg_postinst
	elog "If you plan on using the -u flag to spamd, please read the notes"
	elog "in /etc/conf.d/spamd regarding the location of the pid file."
	elog "If you build ${PN} with optional dependancy support,"
	elog "you can enable them in /etc/mail/spamassassin/init.pre"
	elog "You need to configure your database to be able to use Bayes filter"
	elog "with database backend, otherwise it will still use (and need) the"
	elog "Berkeley DB support."
	elog "Look at the sql/README.bayes file in the documentation directory"
	elog "for how to configure it."
}