# Copyright 1999-2006 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/net-www/apache/apache-2.0.54-r16.ebuild,v 1.8 2006/01/19 08:42:45 kloeri Exp $

inherit flag-o-matic eutils fixheadtails gnuconfig

PATCH_LEVEL="${PVR}"
S="${WORKDIR}/httpd-${PV}"
DESCRIPTION="Apache Web Server"
HOMEPAGE="http://www.apache.org/"
SRC_URI="mirror://apache/httpd/httpd-${PV}.tar.bz2
	http://dev.gentoo.org/~vericgar/dist/apache/old/apache-patches-${PATCH_LEVEL}.tar.bz2
	http://dev.gentoo.org/~vericgar/dist/apache/old/apache-conf-${PATCH_LEVEL}.tar.bz2"

LICENSE="Apache-2.0"
SLOT="2"
KEYWORDS="alpha amd64 ~arm hppa ia64 ~mips ppc ppc64 ~s390 sparc x86"
IUSE="berkdb gdbm ldap threads ipv6 doc static ssl selinux"

#Standard location for Gentoo Linux
DATADIR="/var/www/localhost"

# Location for the two additional tarballs
APACHE_PATCHDIR=${WORKDIR}/apache-patches-${PATCH_LEVEL}
APACHE_CONFDIR=${WORKDIR}/apache-conf-${PATCH_LEVEL}

DEPEND="dev-util/yacc
	dev-lang/perl
	sys-libs/zlib
	dev-libs/expat
	dev-libs/openssl
	>=sys-devel/autoconf-2.59-r4
	berkdb? ( sys-libs/db )
	gdbm? ( sys-libs/gdbm )
	!mips? ( ldap? ( =net-nds/openldap-2* ) )
	selinux? ( sec-policy/selinux-apache )
	!dev-libs/apr
	!dev-libs/apr-util"

apache_setup_vars() {
	# Sets the USERDIR to default.
	USERDIR="public_html"
	einfo "DATADIR is set to: ${DATADIR}"
	einfo "USERDIR is set to: $USERDIR"
}

set_filter_flags() {
	CFLAGS="${CFLAGS/  / }"
	has_version =sys-libs/glibc-2.2* && filter-flags -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE
}

src_unpack() {
	set_filter_flags

	unpack ${A} || die
	cd ${S} || die

	# apply the patches from the patch tarball
	EPATCH_SUFFIX="patch"
	epatch ${APACHE_PATCHDIR} || die

	if use berkdb; then
		einfo "Enabling berkdb."
		if has_version '=sys-libs/db-4*'; then
			einfo "Enabling db4"
			myconf="${myconf} --with-dbm=db4 --with-berkely-db=/usr"
		elif has_version '=sys-libs/db-3*'; then
			einfo "Enabling db3"
			myconf="${myconf} --with-dbm=db3 --with-berkely-db=/usr"
		elif has_version '=sys-libs/db-2'; then
			einfo "Enabling db2"
			myconf="${myconf} --with-dbm=db2 --with-berkely-db=/usr"
		fi
	else
		echo "Disabling berkdb"
	fi

	#avoid utf-8 charset problems
	export LC_CTYPE=C

	ht_fix_file srclib/apr/build/buildcheck.sh

	#give it the stamp
	sed -i -e 's:(" PLATFORM "):(Gentoo/Linux):g' server/core.c

	#fix perl with perl!
	find . -type f | xargs perl -pi -e \
		"s|/usr/local/bin/perl|/usr/bin/perl|g; \
		s|/usr/local/bin/perl5|/usr/bin/perl|g; \
		s|/path/to/bin/perl|/usr/bin/perl|g;"
	#dont want this cruft in /usr/bin
	sed -i -e 's:@exp_bindir@:@exp_installbuilddir:g' support/apachectl.in

	#setup the filesystem layout config
	cat ${FILESDIR}/common/config.layout >> config.layout
	sed -i -e 's:version:${PF}:g' config.layout

	cat ${FILESDIR}/common/apr-config.layout >> srclib/apr/config.layout
	cat ${FILESDIR}/common/apr-util-config.layout >> srclib/apr-util/config.layout

	sed -i -e "s:/var/www/localhost:${DATADIR}:g" srclib/apr/config.layout
	sed -i -e "s:/var/www/localhost:${DATADIR}:g" srclib/apr-util/config.layout

	WANT_AUTOCONF=2.5 ./buildconf || die "buildconf failed"
}

src_compile() {
	set_filter_flags
	apache_setup_vars

	# Detect mips and uclibc systems properly
	gnuconfig_update

	local myconf
	if use ldap; then
		if use mips; then
			eerror "Sorry, LDAP support isn't available yet for MIPS"
			eerror "Test out OpenLDAP and report it via BugZilla!"
			eerror "Continuing in 5 seconds"
			sleep 5s
		else
			einfo "Enabling LDAP"
			if use static; then
			  myconf="--with-ldap --enable-auth-ldap=static --enable-ldap=static"
			else
			  myconf="--with-ldap --enable-auth-ldap=shared --enable-ldap=shared"
			fi
		fi
	fi

	if use ipv6; then
		einfo "Enabling ipv6"
		myconf="${myconf} --enable-vp4"
	else
		myconf="${myconf} --disable-ipv6"
	fi

	if use threads; then
		einfo "Enabling threads support"
		myconf="${myconf} --with-mpm=worker"
	else
		myconf="${myconf} --with-mpm=${MPM:=prefork}"
	fi

	select_modules_config || die "determining modules"

	# Fix for bug #24215 - robbat2@gentoo.org, 30 Oct 2003
	# We pre-load the cache with the correct answer!  This avoids
	# it violating the sandbox.  This may have to be changed for
	# non-Linux systems or if sem_open changes on Linux.  This
	# hack is built around documentation in /usr/include/semaphore.h
	# and the glibc (pthread) source
	echo 'ac_cv_func_sem_open=${ac_cv_func_sem_open=no}' >> ${S}/config.cache

	# Workaround for bug #32444 - robbat2@gentoo.org, 28 Nov 2003
	# Apache2 tries to build SCTP support even when all the parts of it aren't there
	# So for the moment we tell it to ignore SCTP support
	echo 'ac_cv_sctp=${ac_cv_sctp=no}' >> ${S}/config.cache
	echo 'ac_cv_header_netinet_sctp_h=${ac_cv_header_netinet_sctp_h=no}' >> ${S}/config.cache
	echo 'ac_cv_header_netinet_sctp_uio_h=${ac_cv_header_netinet_sctp_uio_h=no}' >> ${S}/config.cache

	SSL_BASE="SYSTEM" \
	WANT_AUTOCONF_2_5=1 WANT_AUTOCONF=2.5
	./configure \
		--with-suexec-safepath="/usr/local/bin:/usr/bin:/bin" \
		--with-suexec-logfile=/var/log/apache2/suexec_log \
		--with-suexec-bin=/usr/sbin/suexec2 \
		--with-suexec-userdir=${USERDIR} \
		--with-suexec-caller=apache \
		--with-suexec-docroot=/var/www \
		--with-suexec-uidmin=1000 \
		--with-suexec-gidmin=100 \
		--with-suexec-umask=077 \
		--enable-suexec=shared \
		\
		${MY_BUILTINS} \
		\
		--cache-file=${S}/config.cache \
		--with-perl=/usr/bin/perl \
		--with-expat=/usr \
		--with-ssl=/usr \
		--with-z=/usr \
		--with-port=80 \
		--enable-layout=Gentoo \
		--with-program-name=apache2 \
		--with-devrandom=/dev/urandom \
		--host=${CHOST} ${myconf} || die "bad ./configure please submit bug report to bugs.gentoo.org. Include your config.layout."
		#--with-mpm={worker|prefork|perchild|leader|threadpool}

	# we don't want to try and recompile the ssl_expr_parse.c file, because
	# the lex source is broken
	touch modules/ssl/ssl_expr_scan.c

	emake || die "problem compiling Apache2 :("

	#build ssl version of apache bench (ab-ssl)
	cd support; rm -f ab .libs/ab ab.lo ab.o
	make ab CFLAGS="${CFLAGS} -DUSE_SSL -lcrypto -lssl \
		-I/usr/include/openssl -L/usr/lib" || die
	mv ab ab-ssl; mv .libs/ab .libs/ab-ssl; rm -f ab.lo ab.o
	make ab || die
}

src_install () {
	set_filter_flags

	# setup apache user and group
	enewgroup apache 81
	enewuser apache 81 -1 /var/www apache

	local i
	make DESTDIR=${D} install || die
	dodoc ABOUT_APACHE CHANGES INSTALL LAYOUT \
		LICENSE README* ${FILESDIR}/robots.txt

	#bogus values pointing at /var/tmp/portage
	sed -i -e 's:APR_SOURCE_DIR=.*:APR_SOURCE_DIR=:g' ${D}/usr/bin/apr-config
	sed -i -e 's:APU_SOURCE_DIR=.*:APU_SOURCE_DIR=:g' ${D}/usr/bin/apu-config
	sed -i -e 's:APU_BUILD_DIR=.*:APU_BUILD_DIR=:g' ${D}/usr/bin/apu-config

	#protect the suexec binary
	local gid=`id -g apache`
	[ -z "${gid}" ] && gid=81
	fowners root:${gid} /usr/sbin/suexec
	fperms 4710 /usr/sbin/suexec

	#apxs needs this to pickup the right lib for install
	dosym /usr/lib /usr/lib/apache2/lib
	dosym /var/log/apache2 /usr/lib/apache2/logs
	dosym /usr/lib/apache2-extramodules /usr/lib/apache2/extramodules
	dosym /etc/apache2/conf /usr/lib/apache2/conf

	cd ${S}
	#Credits to advx.org people for these scripts. Heck, thanks for
	#the nice layout and everything else ;-)
	for i in apache2logserverstatus apache2splitlogfile
	do
		dosbin ${APACHE_CONFDIR}/usr/sbin/$i
	done
	exeinto /usr/lib/ssl/apache2-mod_ssl
	doexe ${APACHE_CONFDIR}/usr/lib/ssl/apache2-mod_ssl/gentestcrt.sh

	#some more scripts
	for i in split-logfile list_hooks.pl logresolve.pl log_server_status
	do
		dosbin ${S}/support/$i
	done
	#the ssl version of apache bench
	dosbin support/.libs/ab-ssl

	#move some mods to extramodules
	dodir /usr/lib/apache2-extramodules
	for i in mod_ssl.so mod_ldap.so mod_auth_ldap.so
	do
		[ -x ${D}/usr/lib/apache2/modules/$i ] && \
		mv ${D}/usr/lib/apache2/modules/$i ${D}/usr/lib/apache2-extramodules
	done

	#tidy up
	mv ${D}/usr/sbin/envvars* ${D}/usr/lib/apache2/build
	dodoc ${D}/etc/apache2/conf/*-std.conf
	rm -f ${D}/etc/apache2/conf/*.conf
	rm -rf ${D}/var/log ${D}/var/run

	# install our default config files
	cd ${D}
	( cd ${APACHE_CONFDIR} && tar -cpvf - * ) | tar -xpvf -
	find etc/apache2 -type f -exec chmod 644 {} \;
	find etc/apache2 -type f -exec chown root: {} \;

	#drop in a convenient link to the manual
	if use doc; then
		dosym /usr/share/doc/${PF}/manual ${DATADIR}/htdocs/manual
	else
		rm -rf ${D}/usr/share/doc/${PF}/manual
	fi

	#SLOT=2!!!
	cd ${D}
	mv -v usr/sbin/apachectl usr/sbin/apache2ctl
	mv -v usr/sbin/htdigest usr/sbin/htdigest2
	mv -v usr/sbin/htpasswd usr/sbin/htpasswd2
	mv -v usr/sbin/logresolve usr/sbin/logresolve2
	mv -v usr/sbin/apxs usr/sbin/apxs2
	mv -v usr/sbin/ab usr/sbin/ab2
	mv -v usr/sbin/ab-ssl usr/sbin/ab2-ssl
	mv -v usr/sbin/suexec usr/sbin/suexec2
	mv -v usr/sbin/rotatelogs usr/sbin/rotatelogs2
	mv -v usr/sbin/dbmmanage usr/sbin/dbmmanage2
	mv -v usr/sbin/checkgid usr/sbin/checkgid2
	mv -v usr/sbin/split-logfile usr/sbin/split-logfile2
	mv -v usr/sbin/list_hooks.pl usr/sbin/list_hooks2.pl
	mv -v usr/sbin/logresolve.pl usr/sbin/logresolve2.pl

	# do the man pages
	mv -v usr/share/man/man1/htdigest.1 usr/share/man/man1/htdigest2.1
	mv -v usr/share/man/man1/htpasswd.1 usr/share/man/man1/htpasswd2.1
	mv -v usr/share/man/man1/dbmmanage.1 usr/share/man/man1/dbmmanage2.1
	mv -v usr/share/man/man8/ab.8 usr/share/man/man8/ab2.8
	mv -v usr/share/man/man8/apxs.8 usr/share/man/man8/apxs2.8
	mv -v usr/share/man/man8/apachectl.8 usr/share/man/man8/apache2ctl.8
	mv -v usr/share/man/man8/httpd.8 usr/share/man/man8/apache2.8
	mv -v usr/share/man/man8/logresolve.8 usr/share/man/man8/logresolve2.8
	mv -v usr/share/man/man8/rotatelogs.8 usr/share/man/man8/rotatelogs2.8
	mv -v usr/share/man/man8/suexec.8 usr/share/man/man8/suexec2.8

	# Fix for dav and SSL dirs
	keepdir /var/lib/dav
	fowners apache:apache /var/lib/dav
	fperms 755 /var/lib/dav

	keepdir /var/log/apache2
	fowners apache:apache /var/log/apache2
	fperms 755 /var/log/apache2

	keepdir /var/cache/apache2
	fowners apache:apache /var/cache/apache2
	fperms 755 /var/cache/apache2

	keepdir /etc/apache2/conf/ssl

	# fix bug 92348
	fperms 755 /usr/sbin/apache2logserverstatus
	fperms 755 /usr/sbin/apache2splitlogfile

	# Added by Jason Wever <weeve@gentoo.org>
	# A little sedfu to fix bug #7172 for sparc64s
	if [ ${ARCH} = "sparc" ]
	then
		sed -i -e '13a\AcceptMutex fcntl' \
			${D}/etc/apache2/conf/apache2.conf
	fi
}

parse_modules_config() {
	set_filter_flags

	local filename=$1
	local name=""
	local dso=""
	local disable=""
	[ -f ${filename} ] || return 1
	for i in `cat $filename | sed "s/^#.*//"` ; do
		if [ $i == "-" ] ; then
			disable="true"
		elif [ -z "$name" ] && [ ! -z "`echo $i | grep "mod_"`" ] ; then
			name=`echo $i | sed "s/mod_//"`
		elif [ "$disable" ] && ( [ $i == "static" ] || [ $i == "shared" ] ) ; then
			MY_BUILTINS="${MY_BUILTINS} --disable-$name"
			name="" ; disable=""
		elif [ $i == "static" ] ; then
			MY_BUILTINS="${MY_BUILTINS} --enable-$name=yes"
			name="" ; disable=""
		elif [ $i == "shared" ] ; then
			MY_BUILTINS="${MY_BUILTINS} --enable-$name=shared"
			name="" ; disable=""
		fi
	done
	einfo "${filename} options:\n${MY_BUILTINS}"
}

select_modules_config() {
	parse_modules_config /etc/apache2/apache2-builtin-mods || \
	parse_modules_config ${FILESDIR}/2.0.49/apache2-builtin-mods || \
	return 1
}

pkg_postinst() {
	set_filter_flags

	if use ssl; then
		cd ${ROOT}/etc/apache2/conf/ssl
		einfo
		einfo "Generating self-signed test certificate in /etc/apache2/conf/ssl..."
		yes "" 2>/dev/null | ${ROOT}/usr/lib/ssl/apache2-mod_ssl/gentestcrt.sh >/dev/null 2>&1
		einfo
	fi

	if has_version '=net-www/apache-1*' ; then
	ewarn
	ewarn "Please add the 'apache2' flag to your USE variable and (re)install"
	ewarn "any additional DSO modules you may wish to use with Apache-2.x."
	ewarn "Addon modules are configured in /etc/apache2/conf/modules.d/"
	ewarn
	fi

	if [ -d /home/httpd ];
	then
	einfo
	einfo "Please remember to update your config files in /etc/apache2"
	einfo "as --datadir has been changed to ${DATADIR}, and ServerRoot"
	einfo "has changed to /usr/lib/apache2!"
	einfo
	fi

	einfo "Fixing permissions problem introduced in previous revision"
	find ${ROOT}/etc/apache2 -type f -user apache -exec chown root: {} \;

	local list=""
	for i in lib logs modules extramodules; do
		local d="/etc/apache2/${i}"
		[ -s "${d}" ] && list="${list} ${d}"
	done
	if [ -n "${list}" ]; then
		einfo "You should delete these old symlinks: ${list}"
	fi

	einfo
	einfo "This ebuild uses the old-style configuration of apache, which has"
	einfo "been deprecated and will no longer be supported as of March 1, 2006."
	einfo "It is strongly suggested that you upgrade to the latest version of"
	einfo "apache by following the Apache Upgrading Guide at"
	einfo "http://www.gentoo.org/doc/en/apache-upgrading.xml. If you have"
	einfo "questions, please join us on #gentoo-apache on irc.freenode.net"
	einfo

}