include /usr/share/dpkg/pkg-info.mk

# howto add rule updates:

# edit paths ($srcdir) in changes.pl 
# update changes.diff - verify changes!

# dig  -t any 3.4.3.updates.spamassassin.org
# wget http://spamassassin.kluge.net/updates/501214.tar.gz
# wget http://spamassassin.kluge.net/updates/501214.tar.gz.asc
# gpg --verify 501214.tar.gz.asc 501214.tar.gz
#
# or just use: make sa-updates.tgz (from the last stable version)
# warning: start with an empty sa-updates.tgz, install the package,
# the run sa-update to generate the updates
#
# Note: we also add KAM.cf from
# http://www.pccc.com/downloads/SpamAssassin/contrib/KAM.cf
#
# edit debin/rules to apply updates

OPKGNAME = Mail-SpamAssassin-${DEB_VERSION_UPSTREAM}
NPKGNAME = proxmox-spamassassin_${DEB_VERSION_UPSTREAM}
DEB = proxmox-spamassassin_${DEB_VERSION_UPSTREAM_REVISION}_amd64.deb
DSC = proxmox-spamassassin_${DEB_VERSION_UPSTREAM_REVISION}.dsc

EXTRA_RULES = KAM.cf

SA_UPDATE_GPG_DIR = .sa-update-gpghome

deb: ${DEB}

${DEB}: ${NPKGNAME}
	cd ${NPKGNAME}; dpkg-buildpackage -b -us -uc -rfakeroot
	lintian ${DEB}

dsc: ${DSC}

${DSC}: ${NPKGNAME}
	cd ${NPKGNAME}; dpkg-buildpackage -S -us -uc -rfakeroot -d
	lintian ${DSC}

.PHONY: update-upstream
update-upstream: ${OPKGNAME}.tar.gz
	rm -rf upstream
	tar -xzf $<
	mv ${OPKGNAME} upstream

${NPKGNAME}.orig.tar.gz: upstream/
	rm -rf ${NPKGNAME}
	cp -a upstream ${NPKGNAME}
	tar -czf $@ ${NPKGNAME}

${NPKGNAME}: sa-updates ${EXTRA_RULES} ${NPKGNAME}.orig.tar.gz
	cp -a debian $@
	mkdir -p $@/debian/tree/usr/share/spamassassin
	rsync -av sa-updates/ $@/debian/tree/usr/share/spamassassin
	mkdir -p $@/debian/tree/usr/share/spamassassin-extra
	cp -a ${EXTRA_RULES} $@/debian/tree/usr/share/spamassassin-extra

${OPKGNAME}.tar.gz:
	rm -f $@*
	curl -L -o '$@#1.tmp' 'https://www-eu.apache.org/dist/spamassassin/source/$@{,.asc}'
	mv $@.tmp $@
	mv $@.asc.tmp $@.asc
	gpgv --keyring ./sa-releasekey.gpg $@.asc $@

KAM.cf:
	wget https://www.pccc.com/downloads/SpamAssassin/contrib/KAM.cf -O $@.tmp
	mv KAM.cf.tmp $@

${SA_UPDATE_GPG_DIR}/.prepared: ${OPKGNAME}.tar.gz
	rm -rf ${SA_UPDATE_GPG_DIR}
	mkdir --mode=0700 -p ${SA_UPDATE_GPG_DIR}
	tar --strip-components 2 -xzf ${OPKGNAME}.tar.gz ${OPKGNAME}/rules/sa-update-pubkey.txt
	sa-update --gpghomedir ${SA_UPDATE_GPG_DIR} --import sa-update-pubkey.txt
	rm sa-update-pubkey.txt
	touch $@

.PHONY: update-sa
update-sa: ${SA_UPDATE_GPG_DIR}/.prepared
	rm -rf updates.tmp
	sa-update --gpghomedir ${SA_UPDATE_GPG_DIR} --updatedir updates.tmp --channel updates.spamassassin.org
	rsync -av --delete --exclude=local.cf --exclude=regression_tests.cf --exclude=*.txt  --exclude=MIRRORED.BY updates.tmp/updates_spamassassin_org/ sa-updates

.PHONY: upload
upload: ${DEB}
	tar cf - ${DEB} | ssh -X repoman@repo.proxmox.com -- upload --product pmg --dist stretch

.PHONY: clean distclean
clean:
	rm -rf *~ debian/*~ *.deb proxmox-spamassassin_* updates.tmp ${SA_UPDATE_GPG_DIR} ${OPKGNAME}.tar.gz.*

distclean: clean
	rm -rf  ${OPKGNAME}.*

.PHONY: dinstall
dinstall: ${DEB}
	dpkg -i ${DEB}