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# Copyright 1999-2009 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/www-apache/mod_security/mod_security-2.5.11.ebuild,v 1.1 2009/11/16 10:18:52 flameeyes Exp $

inherit apache-module autotools

MY_P=${P/mod_security-/modsecurity-apache_}
MY_P=${MY_P/_rc/-rc}

DESCRIPTION="Web application firewall and Intrusion Detection System for Apache."
HOMEPAGE="http://www.modsecurity.org/"
SRC_URI="http://www.modsecurity.org/download/${MY_P}.tar.gz"

LICENSE="GPL-2"
SLOT="0"
KEYWORDS="~amd64 ~mips ~ppc ~sparc ~x86"
IUSE="lua perl"

DEPEND="dev-libs/libxml2
	perl? ( dev-perl/libwww-perl )
	lua? ( >=dev-lang/lua-5.1 )"
RDEPEND="${DEPEND}"

S="${WORKDIR}/${MY_P}"

APACHE2_MOD_FILE="apache2/.libs/${PN}2.so"
APACHE2_MOD_CONF="2.5.10/99_mod_security"
APACHE2_MOD_DEFINE="SECURITY"

need_apache2

src_unpack() {
	unpack ${A}

	cd "${S}"/apache2

	epatch "${FILESDIR}"/${PN}-2.5.10-broken-autotools.patch
	epatch "${FILESDIR}"/${PN}-2.5.10-as-needed.patch

	eautoreconf
}

src_compile() {
	cd apache2

	econf --with-apxs="${APXS}" \
		--without-curl \
		$(use_with lua) \
		|| die "econf failed"

	APXS_FLAGS=
	for flag in ${CFLAGS}; do
		APXS_FLAGS="${APXS_FLAGS} -Wc,${flag}"
	done

	# Yes we need to prefix it _twice_
	for flag in ${LDFLAGS}; do
		APXS_FLAGS="${APXS_FLAGS} -Wl,${flag}"
	done

	emake \
		APXS_CFLAGS="${CFLAGS}" \
		APXS_LDFLAGS="${LDFLAGS}" \
		APXS_EXTRA_CFLAGS="${APXS_FLAGS}" \
		|| die "emake failed"
}

src_test() {
	cd apache2
	make test || die
}

src_install() {
	apache-module_src_install

	# install rules updater only if perl is enabled (optionally)
	if use perl; then
		newsbin tools/rules-updater.pl modsec-rules-updater || die
	fi

	# install documentation
	dodoc CHANGES || die
	newdoc rules/CHANGELOG CHANGES.crs || die
	newdoc rules/README README.crs || die
	dohtml -r doc/* || die

	# Prepare the core ruleset
	cd "${S}"/rules/

	sed -i -e 's:logs/:/var/log/apache2/:g' *.conf || die

	insinto ${APACHE_MODULES_CONFDIR}/mod_security/
	doins *.conf base_rules/* || die

	insinto ${APACHE_MODULES_CONFDIR}/mod_security/optional_rules
	doins optional_rules/* || die

	mv "${D}"${APACHE_MODULES_CONFDIR}/mod_security/modsecurity_*{41_phpids,50_outbound}* \
		"${D}"${APACHE_MODULES_CONFDIR}/mod_security/optional_rules || die
}

pkg_postinst() {
	elog "Please note that the core rule set distributed with mod_security is quite"
	elog "draconic; to make it more usable, the Gentoo distribution disables a few"
	elog "rule set files, that are relevant for PHP-only websites or that would make it"
	elog "kill a website that discussed of source code."
	elog
	elog "If you want to enable further rules, check the following directory:"
	elog "	${APACHE_MODULES_CONFDIR}/mod_security/optional_rules"
}