# Copyright 1999-2004 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /home/cvsroot/gentoo-x86/net-mail/courier/courier-0.41.0.ebuild

inherit eutils

DESCRIPTION="An MTA designed specifically for maildirs"
#SRC_URI="http://www.courier-mta.org/beta/courier/${P}.tar.bz2"
SRC_URI="mirror://sourceforge/courier/${P}.tar.bz2"
HOMEPAGE="http://www.courier-mta.org/"

SLOT="0"
LICENSE="GPL-2"
KEYWORDS="x86 alpha ppc sparc"
IUSE="postgres ldap mysql pam nls ipv6 spell fax crypt norewrite"

PROVIDE="virtual/mta
	 virtual/mda
	 virtual/imapd"

DEPEND="virtual/libc
	>=dev-libs/openssl-0.9.6
	>=sys-libs/gdbm-1.8.0
	>=dev-tcltk/expect-5.33.0
	crypt? ( >=app-crypt/gnupg-1.0.4 )
	fax? (	>=media-libs/netpbm-9.12
		virtual/ghostscript
		>=net-dialup/mgetty-1.1.28 )
	pam? ( >=sys-libs/pam-0.75 )
	mysql? ( >=dev-db/mysql-3.23.36 )
	ldap? ( >=net-nds/openldap-1.2.11 )
	postgres? ( >=dev-db/postgresql-7.1.3 )
	spell? ( virtual/aspell-dict )
	!virtual/mta
	!virtual/mda
	!virtual/imapd"

RDEPEND="${DEPEND}
	app-admin/fam
	dev-lang/perl
	sys-apps/procps"

src_unpack() {
	unpack ${A}
	cd ${S}
	sed -i -e 's:\#define.*USER_DIR.*\"Maildir\":\#define\tUSER_DIR\t\".maildir\":' \
		webmail/sqwebmail.h || die "failed to change maildir"
	sed -i -e 's:maildir="Maildir";:maildir=".maildir";:' \
		webmail/auth.c || die "failed to change maildir"
	use norewrite && epatch ${FILESDIR}/norewrite.patch
}

src_compile() {
	local myconf
	use pam || myconf="${myconf} --without-authpam"
	use ldap || myconf="${myconf} --without-authldap"
	use mysql || myconf="${myconf} --without-authmysql"
	use postgres || myconf="${myconf} --without-authpostgresql"
	use ipv6 || myconf="${myconf} --without-ipv6"
	use spell \
		&& myconf="${myconf} --with-ispell" \
		|| myconf="${myconf} --without-ispell"

	if [ -f /var/vpopmail/etc/lib_deps ]; then
		myconf="${myconf} --with-authvchkpw"
	else
		myconf="${myconf} --without-authvchkpw"
	fi

	#
	# 1. If nls is enabled and ENABLE_UNICODE is not empty...
	#    enable the specified unicode sets
	# 2. If nls is enabled and no unicode sets are specified,
	#    enable them all
	# 3. If nls is disabled, disable unicode sets
	#
	if use nls && [ ! -z "$ENABLE_UNICODE" ]; then
		myconf="${myconf} --enable-unicode=$ENABLE_UNICODE"
	elif use nls; then
		myconf="${myconf} --enable-unicode"
	else
		myconf="${myconf} --disable-unicode"
	fi

	myconf="${myconf} debug=true"

	./configure \
		--prefix=/usr \
		--disable-root-check \
		--mandir=/usr/share/man \
		--sysconfdir=/etc/courier \
		--libexecdir=/usr/lib/courier \
		--datadir=/usr/share/courier \
		--sharedstatedir=/var/lib/courier/com \
		--localstatedir=/var/lib/courier \
		--with-piddir=/var/run/courier \
		--with-authdaemonvar=/var/lib/courier/authdaemon \
		--with-mailuser=mail \
		--with-mailgroup=mail \
		--with-paranoid-smtpext \
		--disable-autorenamesent \
		--with-db=gdbm \
		--enable-mimetypes=/etc/apache/conf/mime.types \
		--enable-workarounds-for-imap-client-bugs \
		--host=${CHOST} ${myconf} || die "bad ./configure"

	emake || die "Compile problem"
}

chg_cfg() {
	file=${1}
	key=${2}
	value=${3}

	echo "changing ${file}: ${key} to ${value}"
	sed -e "/\#\#NAME: ${key}/,+20 s|${key}=.*|${key}=\"${value}\"|g" ${file} > ${file}.tmp && chmod --reference ${file} ${file}.tmp && mv ${file}.tmp ${file}
	rm -f ${f}.tmp 1>/dev/null 2>&1
}

set_mime() {
	local files=$*

	chk_badmime='##NAME: BOFHBADMIME:0'
	pos_badmime='##NAME: NOADDMSGID:0'
	ins_badmime='\
##NAME: BOFHBADMIME:0\
#\
# set BOFHBADMIME\
#   to \"reject\" to return mail with invalid MIME header\
#   to \"wrap\" to wrap mail with invalid MIME header in an attachmant\
#   to \"accept\" to pass mail with invalid MIME header untouched\
\
BOFHBADMIME=accept\
'

	local f
	for f in ${files}
	do
		if ! grep -q "${chk_badmime}" ${f}
		then
			echo "adding parameter ${chk_badmime} to ${f}"
			sed -e"/${pos_badmime}/ i ${ins_badmime}" ${f} > ${f}.tmp && chmod --reference ${f} ${f}.tmp && mv -f ${f}.tmp ${f}
			rm -f ${f}.tmp 1>/dev/null 2>&1
		fi
	done
}

set_maildir() {
	local files=$*

	origmaildir='Maildir'
	newmaildir='.maildir'

	local f
	for f in ${files}
	do
		echo "changing ${origmaildir} in ${f} to ${newmaildir}"
		sed -e"/^[^\#]/ s/${origmaildir}/${newmaildir}/g" ${f} > ${f}.tmp && chmod --reference ${f} ${f}.tmp && mv -f ${f}.tmp ${f}
		rm -f ${f}.tmp 1> /dev/null 2>&1
	done
}

src_install() {
	dodir /var/lib/courier
	dodir /etc/pam.d
	make install DESTDIR=${D} || die
	# fix bug #15873 bad owner on /var/run/courier
	mkdir -p ${D}/var/run/courier
	diropts -o mail -g mail
	for dir2keep in `(cd ${D} && find . -type d)` ; do
		keepdir $dir2keep || die "failed running keepdir: $dir2keep"
	done

	local f
	cd ${D}/etc/courier
	mv imapd.authpam imap.authpam
	mv pop3d.authpam pop3.authpam
	for f in *.authpam
	do
		cp "${f}" "${D}/etc/pam.d/${f%%.authpam}"
	done

	exeinto /etc/init.d
	# we install the new single init script as courier
	newexe ${FILESDIR}/courier-init courier
	# and install the old main init script as courier-old if the old one
	# is installed which it will be now, but for the future...
	`grep DAEMONLIST /etc/init.d/courier >&/dev/null` && \
		newexe ${FILESDIR}/courier courier-old
	# the rest of them don't need to be installed

	einfo "Setting up maildirs by default in the account skeleton ..."
	diropts -m 755 -o root -g root
	keepdir /etc/skel
	${D}/usr/bin/maildirmake ${D}/etc/skel/.maildir
	# we're going to try this out for a while -20031107
	#newins ${FILESDIR}/dot_courier .courier
	#fperms 644 /etc/skel/.courier
	keepdir /var/spool/mail
	${D}/usr/bin/maildirmake ${D}/var/spool/mail/.maildir
	insinto /etc/courier
	newins ${FILESDIR}/bofh bofh
	newins ${FILESDIR}/locallowercase locallowercase
	newins ${FILESDIR}/apache-sqwebmail.inc apache-sqwebmail.inc
	echo 0 > ${D}/etc/courier/sizelimit

	cd ${S}
	dodoc AUTHORS BENCHMARKS ChangeLog* NEWS README TODO
	dodoc authlib/README.authmysql.myownquery authlib/README.ldap courier/doc/*.txt
	echo "See /usr/share/courier/htmldoc/index.html for docs in html format" \
		>>${D}/usr/share/doc/${P}/README.htmldocs

	insinto /usr/lib/courier/courier
	insopts -m  755 -o mail -g mail
	doins ${S}/courier/webmaild

	# See bug #10574
	# file which describes the webadmin password file
	insinto /etc/courier/webadmin
	insopts -m 400 -o mail -g mail
	doins ${FILESDIR}/password.dist

	# fixes bug #25028 courier doesn't symlink sendmail to /usr/sbin
	dosym /usr/bin/sendmail /usr/sbin/sendmail

	echo "MAILDIR=\$HOME/.maildir" >> ${D}/etc/courier/courierd

	# we change the names of the binaries, but webadmin is still looking
	# for the old names
	sed -i -e 's:\$sbindir\/imapd:\$sbindir\/courier-imapd:g' \
		-e 's:\$sbindir\/imapd-ssl:\$sbindir\/courier-imapd-ssl:g' \
		${D}/usr/share/courier/courierwebadmin/admin-40imap.pl \
		|| ewarn "failed to fix webadmin"
	sed -i -e 's:\$sbindir\/pop3d:\$sbindir\/courier-pop3d:g' \
		-e 's:\$sbindir\/pop3d-ssl:\$sbindir\/courier-pop3d-ssl:g' \
		${D}/usr/share/courier/courierwebadmin/admin-45pop3.pl \
		|| ewarn "failed to fix webadmin"

	# avoid name collisions in /usr/sbin
	local y
	cd ${D}/usr/share/courier
	set_maildir imapd imapd-ssl pop3d pop3d-ssl

	cd ${D}/usr/sbin
	for y in imapd imapd-ssl pop3d pop3d-ssl
	do
		mv ${y} courier-${y}
	done

	cd ${D}/etc/courier
	for y in *.dist
	do
		cp ${y} ${y%%.dist}
	done
	touch esmtproutes
	touch backuprelay
	touch maildroprc
	[ -e ldapaliasrc ] && chown mail:root ldapaliasrc
	chg_cfg imapd-ssl COURIERTLS /usr/bin/couriertls
	chg_cfg authdaemonrc authmodulelist authpam
	chg_cfg authdaemonrc version authdaemond.plain
	set_mime esmtpd esmtpd-ssl esmtpd-msa
	set_maildir courierd imapd pop3d
}

pkg_postinst() {
	cd ${S}
	make install-configure

	# fixes bug #15873 for upgrades, should be able to yank this sometime in
	# the future
	chown --recursive mail:mail ${ROOT}/var/run/courier

	# need to do this for new installs to be able to start courier
	# without having to run rc-update ...
	# NOTE: not needed with new portages, but I'll leave it for a while for
	# old portages
	/etc/init.d/depscan.sh

	einfo "The following command will setup courier for your system:"
	einfo "ebuild /var/db/pkg/${CATEGORY}/${PN}-${PV}/${PN}-${PV}.ebuild config"
	echo
	einfo "To enable webmail/webadmin, run the following commands:"
	einfo "$ echo \"Include /etc/courier/apache-sqwebmail.inc\" >> /etc/apache*/conf/apache.conf"
	einfo "$ chmod a+rx /usr/lib/courier/courier/webmail"
	einfo "Then visit: http(s)://localhost/courier/webmail"
	echo
	einfo "imap behavior has changed, you may need to have your imap clients logoff"
	einfo "and back on again"
	echo
	echo
	ewarn "The init scripts for courier have changed."
	ewarn "There is now one init script (/etc/init.d/courier). The rest"
	ewarn "are obsolete. You can remove /etc/init.d/courier-*. You also"
	ewarn "need to edit the following files in /etc/courier to enable"
	ewarn "the different services:"
	ewarn "imapd"
	ewarn "imapd-ssl"
	ewarn "pop3d"
	ewarn "pop3d-ssl"
	ewarn "esmtpd"
	ewarn "esmtpd-msa"
	ewarn "esmtpd-ssl"
	ewarn "hint: look for a line at the bottom of the file that looks like so"
	ewarn "ESMTPDSTART=NO"
	ewarn "and change it to YES for the services that you use"
	echo -ne "\a" ; sleep 1
	echo -ne "\a" ; sleep 1
	echo -ne "\a" ; sleep 1
	echo -ne "\a" ; sleep 1
	echo -ne "\a" ; sleep 1
}

pkg_config() {
	mailhost=`hostname`
	export mailhost

	domainname=`domainname`
	if [ "x$domainname" = "x(none)" ] ; then
		domainname=`echo ${mailhost} | sed -e "s/[^\.]*\.\(.*\)/\1/"`
	fi
	export domainname


	if [ ${ROOT} = "/" ] ; then
		file=${ROOT}/etc/courier/locals
		if [ ! -f ${file} ] ; then
			echo "localhost" > ${file};
			echo ${domainname} >> ${file};
		fi
		file=${ROOT}/etc/courier/esmtpacceptmailfor.dir/${domainname}
		if [ ! -f ${file} ] ; then
			echo ${domainname} > ${file}
			/usr/sbin/makeacceptmailfor
		fi

		file=${ROOT}/etc/courier/smtpaccess/${domainname}
		if [ ! -f ${file} ]
		then
			netstat -nr | grep "^[1-9]" | while read network gateway netmask rest
			do
				i=1
				net=""
				TIFS=${IFS}
				IFS="."
				for o in ${netmask}
				do
					if [ ${o} == "255" ]
					then
						[ "_${net}" == "_" ] || net="${net}."
						t=`echo ${network} | cut -d " " -f ${i}`
						net="${net}${t}"
					fi
					i=$((${i} + 1))
				done
				IFS=${TIFS}
				echo "doing configuration - relay control for the network ${net} !"
				echo "${net}	allow,RELAYCLIENT" >> ${file}
			done
			/usr/sbin/makesmtpaccess
		fi
	fi

	echo "creating cert for esmtpd-ssl:"
	/usr/sbin/mkesmtpdcert
	echo "creating cert for imapd-ssl:"
	/usr/sbin/mkpop3dcert
	echo "creating cert for pop3d-ssl:"
	/usr/sbin/mkimapdcert
}