# Copyright 1999-2019 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2

EAPI=7

inherit eutils autotools

DESCRIPTION="A drop-in connection-time spam filter for qmail"
HOMEPAGE="http://www.spamdyke.org/"
SRC_URI="http://www.spamdyke.org/releases/${P}.tgz"

LICENSE="GPL-2"
SLOT="0"
KEYWORDS="~amd64 ~x86"
IUSE="libressl +ssl"

DEPEND="
        ssl? (
                !libressl? ( >=dev-libs/openssl-1.1.0:= )
                libressl? ( dev-libs/libressl:= )
        )"

RDEPEND="
        ${DEPEND}
        virtual/qmail"

S="${WORKDIR}/${P}/${PN}"

src_prepare() {
        echo "# Configuration option for ${PN}" > ${PN}.conf || die
        if use ssl; then
                echo "tls-certificate-file=/var/qmail/control/clientcert.pem" \
                        >> ${PN}.conf || die
                if ! use libressl; then
                   eapply "${FILESDIR}/spamdyke-5.0.1-openssl-110.patch"
                fi
        fi
        cat <<- EOF >> ${PN}.conf || die
graylist-level=always-create-dir
graylist-dir=/var/tmp/${PN}/graylist
reject-empty-rdns
reject-unresolvable-rdns
dns-blacklist-entry=zen.spamhaus.org
local-domains-file=/var/qmail/control/rcpthosts
EOF
        sed -i \
                -e "/STRIP_CMD/d" \
                Makefile.in || die "sed on Makefile.in failed"
        eapply_user
        eautoreconf
}

src_configure() {
        econf \
                $(use_enable ssl tls)
}

src_compile() {
        emake CFLAGS="${CFLAGS}"
}

src_install() {
        dobin spamdyke
        insinto /etc/${PN}
        doins ${PN}.conf
        dodir /var/tmp/${PN}/graylist
        fowners -R qmaild /var/tmp/${PN}/graylist
        cd ../documentation || die
        dodoc {Changelog,INSTALL,UPGRADING}.txt
        docinto html
        dodoc FAQ.html \
                README.html \
                README_ip_file_format.html \
                README_rdns_directory_format.html \
                README_rdns_file_format.html
}

pkg_postinst() {
        ewarn  "Change /var/qmail/control/conf-common:SOFTLIMIT_OPTS="-m 16000000""
        ewarn  "to 32000000 or spamdyke will fail to load"
        elog "In /var/qmail/control/conf-smtpd insert the line:"
        elog "QMAIL_SMTP_PRE=\"${QMAIL_SMTP_PRE} spamdyke -f /etc/${PN}/${PN}.conf\""
        elog "Run spamdyke with the '-h' flag to see the available options and"
        elog "update /etc/spamdyke/spamdyke.conf accordingly"
}