# Copyright 1999-2006 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/dev-lang/php/php-5.0.5-r5.ebuild,v 1.9 2006/01/25 23:42:51 kloeri Exp $

IUSE="cgi cli discard-path force-cgi-redirect"
KEYWORDS="alpha amd64 arm ia64 ppc ppc64 s390 sh sparc x86"

# NOTE: Portage doesn't support setting PROVIDE based on the USE flags
#		that have been enabled, so we have to PROVIDE everything for now
#		and hope for the best
#
#		This will be sorted out when GLEP 37 is implemented

PROVIDE="virtual/php virtual/httpd-php"

# php package settings
SLOT="5"
MY_PHP_P="php-${PV}"
PHP_PACKAGE=1

# php patch settings
HARDENEDPHP_PATCH="hardening-patch-${PV}-0.4.8-gentoo.patch.gz"
LIB64_PATCH="${PV}/php${PV}-multilib-search-path.patch"

inherit eutils php5_0-sapi apache-module

want_apache

DESCRIPTION="The PHP language runtime engine"

DEPEND="${DEPEND} app-admin/php-toolkit"
RDEPEND="${RDEPEND} app-admin/php-toolkit"

# PHP patchsets
SRC_URI="${SRC_URI} http://gentoo.longitekk.com/php-patchset-${PV}-r1.tar.bz2"

pkg_setup() {
	# make sure the user has specified a SAPI
	einfo "Determining SAPI(s) to build"
	confutils_require_any "  Enabled  SAPI:" "  Disabled SAPI:" cli cgi apache apache2

	if useq apache || useq apache2 ; then
		if [ "${APACHE_VERSION}" != "0" ] ; then
			if ! useq threads ; then
				APACHE2_SAFE_MPMS="peruser prefork"
			else
				APACHE2_SAFE_MPMS="event leader metuxmpm perchild threadpool worker"
			fi

			ewarn
			ewarn "If this package fails with a fatal error about Apache2 not having"
			ewarn "been compiled with a compatible MPM, this is normally because you"
			ewarn "need to toggle the 'threads' USE flag."
			ewarn
			ewarn "If 'threads' is off, try switching it on."
			ewarn "If 'threads' is on, try switching it off."
			ewarn

			apache-module_pkg_setup
		fi
	fi

	php5_0-sapi_pkg_setup
}

src_unpack() {
	# custom src_unpack, used only for PHP ebuilds that need additional patches
	# normally the eclass src_unpack is used
	if [ "${PHP_PACKAGE}" == 1 ] ; then
		unpack ${A}
	fi

	cd "${S}"

	# fix PHP branding
	sed -e 's|^EXTRA_VERSION=""|EXTRA_VERSION="-pl5-gentoo"|g' -i configure.in

	# patch to fix pspell extension, bug #99312 (new patch by upstream)
	use spell && epatch "${WORKDIR}/${PV}/php${PV}-pspell-ext-segf.patch"

	# patch fo fix safe_mode bypass in CURL extension, bug #111032
	use curl && epatch "${WORKDIR}/${PV}/php${PV}-curl-open_basedir.patch"

	# fix header injection in mbstring extension
	use nls && epatch "${WORKDIR}/${PV}/php${PV}-mbstring-header_inj.patch"

	# patch to fix safe_mode bypass in GD extension, bug #109669
	if use gd || use gd-external ; then
		epatch "${WORKDIR}/${PV}/php${PV}-gd-safe_mode.patch"
	fi

	# patch open_basedir directory bypass, bug #102943
	epatch "${WORKDIR}/${PV}/php${PV}-fopen_wrappers.patch"

	# patch $GLOBALS overwrite vulnerability, bug #111011 and bug #111014
	epatch "${WORKDIR}/${PV}/php${PV}-globals_overwrite.patch"

	# patch to fix session.save_path segfault and other issues in
	# the apache2handler SAPI, bug #107602
	epatch "${WORKDIR}/${PV}/php${PV}-apache2sapi.patch"

	# patch to fix a GCC4 compile problem, bug #111261
	epatch "${WORKDIR}/${PV}/php${PV}-tsrm-gcc4.patch"

	# fix a object serialization bug, bug #105374
	epatch "${WORKDIR}/${PV}/php${PV}-obj-serialize.patch"

	# we call the eclass src_unpack, but don't want ${A} to be unpacked again
	PHP_PACKAGE=0
	php5_0-sapi_src_unpack
	PHP_PACKAGE=1
}

php_determine_sapis() {

	# holds the list of sapis that we want to build
	PHPSAPIS=

	if useq cli ; then
		PHPSAPIS="${PHPSAPIS} cli"
	fi

	if useq cgi ; then
		PHPSAPIS="${PHPSAPIS} cgi"
	fi

	# note - we can only build one apache sapi for now
	# note - apache SAPI comes after the simpler cli/cgi sapis

	if useq apache || useq apache2 ; then
		if [ "${APACHE_VERSION}" != "0" ]; then
			PHPSAPIS="${PHPSAPIS} apache${APACHE_VERSION}"
		fi
	fi
}

src_compile() {
	php_determine_sapis

	CLEAN_REQUIRED=0

	for x in ${PHPSAPIS} ; do
		if [ "${CLEAN_REQUIRED}" = 1 ]; then
			make clean
			# echo > /dev/null
		fi

		PHPSAPI=${x}
		case ${x} in
			cli)
				my_conf="--enable-cli --disable-cgi"
				php5_0-sapi_src_compile
				cp sapi/cli/php php-cli
				;;
			cgi)
				my_conf="${orig_conf} --disable-cli --enable-cgi --enable-fastcgi"
				enable_extension_enable "discard-path" "discard-path" 0
				enable_extension_enable "force-cgi-redirect" "force-cgi-redirect" 0
				php5_0-sapi_src_compile
				cp sapi/cgi/php php-cgi
				;;
			apache*)
				my_conf="${orig_conf} --disable-cli --with-apxs${USE_APACHE2}=/usr/sbin/apxs${USE_APACHE2}"
				php5_0-sapi_src_compile
				;;
		esac

		CLEAN_REQUIRED=1
	done
}

src_install() {
	php_determine_sapis

	destdir=/usr/$(get_libdir)/php5

	# let the eclass do the heavy lifting
	php5_0-sapi_src_install

	einfo
	einfo "Installing SAPI(s) ${PHPSAPIS}"
	einfo

	for x in ${PHPSAPIS} ; do
		PHPSAPI=${x}
		case ${x} in
			cli)
				einfo "Installing CLI SAPI"
				into ${destdir}
				newbin php-cli php || die "Unable to install ${x} sapi"
				php5_0-sapi_install_ini
				;;
			cgi)
				einfo "Installing CGI SAPI"
				into ${destdir}
				dobin php-cgi || die "Unable to install ${x} sapi"
				php5_0-sapi_install_ini
				;;
			apache*)
				einfo "Installing apache${USE_APACHE2} SAPI"
				make INSTALL_ROOT="${D}" install-sapi || die "Unable to install ${x} SAPI"
				if [ -n "${USE_APACHE2}" ] ; then
					einfo "Installing Apache2 config for PHP5 (70_mod_php5.conf)"
					insinto ${APACHE_MODULES_CONFDIR}
					doins "${FILESDIR}/5.0-any/apache-2.0/70_mod_php5.conf"
				else
					einfo "Installing Apache config for PHP5 (70_mod_php5.conf)"
					insinto ${APACHE_MODULES_CONFDIR}
					doins "${FILESDIR}/5.0-any/apache-1.3/70_mod_php5.conf"
				fi
				php5_0-sapi_install_ini
				;;
		esac
	done
}

pkg_postinst()
{
	# Output some general info to the user
	if useq apache || useq apache2 ; then
		APACHE1_MOD_DEFINE="PHP5"
		APACHE1_MOD_CONF="70_mod_php5"
		APACHE2_MOD_DEFINE="PHP5"
		APACHE2_MOD_CONF="70_mod_php5"
		apache-module_pkg_postinst
	fi
	php5_0-sapi_pkg_postinst
}