#!/usr/bin/make -f
# -*- makefile -*-

# Uncomment this to turn on verbose mode.
#export DH_VERBOSE=1

# This has to be exported to make some magic below work.
export DH_OPTIONS

# Enable hardening build flags
export DEB_BUILD_MAINT_OPTIONS=hardening=+all

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

# These are used for cross-compiling and for saving the configure script
# from having to guess our platform (since we know it already)
DEB_HOST_GNU_TYPE   ?= $(shell dpkg-architecture -qDEB_HOST_GNU_TYPE)
DEB_BUILD_GNU_TYPE  ?= $(shell dpkg-architecture -qDEB_BUILD_GNU_TYPE)
DEB_BUILD_ARCH      ?= $(shell dpkg-architecture -qDEB_BUILD_ARCH)
DEB_BUILD_MULTIARCH ?= $(shell dpkg-architecture -qDEB_BUILD_MULTIARCH)

DEB_TEST_TARGET ?= Experimental

QGIS_BUILDDIR ?= debian/build

export QT_SELECT=5

QGIS_VERSION=$(shell echo $(DEB_VERSION_UPSTREAM) | sed -e 's/\+.*//')

ifeq (,$(DIST))
	DISTRIBUTION := $(DEB_DISTRIBUTION)
else
	DISTRIBUTION := $(DIST)
endif

ifneq (,$(findstring -oracle,$(DISTRIBUTION)))
	DISTRIBUTION := $(subst -oracle,,$(DISTRIBUTION))
	WITH_ORACLE=1
endif

QT_PLUGINS_DIR = usr/lib/$(DEB_BUILD_MULTIARCH)/qt5/plugins

ifneq ($(DISTRIBUTION),$(findstring $(DISTRIBUTION),"buster bionic disco eoan"))
	DISTRIBUTION := sid
endif

DEB_BUILD_NAME ?= $(DISTRIBUTION)-$(DEB_BUILD_ARCH)

QGIS_MAJOR=$(shell sed -ne 's/SET(CPACK_PACKAGE_VERSION_MAJOR "\([0-9]*\)")/\1/p' CMakeLists.txt)
QGIS_MINOR=$(shell sed -ne 's/SET(CPACK_PACKAGE_VERSION_MINOR "\([0-9]*\)")/\1/p' CMakeLists.txt)
QGIS_PATCH=$(shell sed -ne 's/SET(CPACK_PACKAGE_VERSION_PATCH "\([0-9]*\)")/\1/p' CMakeLists.txt)
QGIS_ABI=$(QGIS_MAJOR).$(QGIS_MINOR).$(QGIS_PATCH)
GRASS=grass$(subst .,,$(shell pkg-config --modversion grass|cut -d. -f1,2))
GRASSVER=$(subst .,,$(shell pkg-config --modversion grass|cut -d. -f1))
GRASSABI=$(subst .,,$(shell pkg-config --modversion grass|cut -d. -f1,2,3|sed -e 's/RC/-/'))

# Include percentage of started edges
export NINJA_STATUS=[%f/%t %p]

ifeq (,$(filter terse,$(DEB_BUILD_OPTIONS)))
	NINJA_OPTS += -v
endif

ifneq (,$(filter parallel=%,$(DEB_BUILD_OPTIONS)))
	NUMJOBS = $(patsubst parallel=%,%,$(filter parallel=%,$(DEB_BUILD_OPTIONS)))
	MAKEFLAGS += -j$(NUMJOBS)
	NINJA_OPTS += -j$(NUMJOBS)
endif

ifeq (,$(DISPLAY))
TESTMAKE=xvfb-run -a -n 1 -s "-screen 0 1280x1024x24 -dpi 96" ninja $(NINJA_OPTS)
else
TESTMAKE=ninja $(NINJA_OPTS)
endif

CMAKE_OPTS := \
	-G Ninja \
	-DBUILDNAME=$(DEB_BUILD_NAME) \
	-DCMAKE_VERBOSE_MAKEFILE=1 \
	-DCMAKE_INSTALL_PREFIX=/usr \
	-DBINDINGS_GLOBAL_INSTALL=TRUE \
	-DPEDANTIC=TRUE \
	-DSERVER_SKIP_ECW=TRUE \
	-DQGIS_CGIBIN_SUBDIR=/usr/lib/cgi-bin \
	-DWITH_APIDOC=TRUE \
	-DGENERATE_QHP=TRUE \
	-DWITH_CUSTOM_WIDGETS=TRUE \
	-DWITH_GLOBE=FALSE \
	-DWITH_SERVER=TRUE \
	-DWITH_SERVER_PLUGINS=TRUE \
	-DWITH_QWTPOLAR=FALSE \
	-DQT_PLUGINS_DIR=$(QT_PLUGINS_DIR) \
	-DPYTHON_LIBRARY=$(shell python3-config --ldflags | sed -e 's\#-L\(.*\) -L/usr/lib -l\([^ ]*\) .*$$\#\1/lib\2.so\#') \
	-DDOXYGEN_ON_DEMAND=TRUE \
	-DWITH_QSPATIALITE=TRUE

ifneq ($(SHA),)
	CMAKE_OPTS += -DSHA=$(SHA)
endif

ifeq ($(GRASSVER),7)
	CMAKE_OPTS += \
		-DWITH_GRASS=TRUE \
		-DWITH_GRASS7=TRUE \
		-DGRASS_PREFIX7=/usr/lib/$(GRASS)
endif

ifneq (,$(findstring $(DISTRIBUTION),"sid buster"))
	CMAKE_OPTS += -DPOSTGRES_LIBRARY=/usr/lib/$(DEB_BUILD_MULTIARCH)/libpq.so
endif

ifneq (,$(findstring $(DISTRIBUTION),"sid buster bionic disco eoan"))
	CMAKE_OPTS += \
		-DWITH_3D=TRUE \
		-DGEOS_LIBRARY=/usr/lib/$(DEB_BUILD_MULTIARCH)/libgeos_c.so

ifneq (,$(findstring $(DISTRIBUTION),"sid buster disco eoan"))
# Qt3DExtras intentionally removed from debian (#895386) and in turn ubuntu
	CMAKE_OPTS += \
		-DCMAKE_PREFIX_PATH=$(realpath external/qt3dextra-headers/cmake) \
		-DQT5_3DEXTRA_INCLUDE_DIR=$(realpath external/qt3dextra-headers) \
		-DQT5_3DEXTRA_LIBRARY=/usr/lib/$(DEB_BUILD_MULTIARCH)/libQt53DExtras.so
endif
endif

ifneq (,$(WITH_ORACLE))
ifeq ($(DEB_BUILD_ARCH),amd64)
	ORACLE_INCLUDEDIR=/usr/include/oracle/18.5/client64/
	ORACLE_LIBDIR=/usr/lib/oracle/18.5/client64/lib/
endif
ifeq ($(DEB_BUILD_ARCH),i386)
	ORACLE_INCLUDEDIR=/usr/include/oracle/18.5/client/
	ORACLE_LIBDIR=/usr/lib/oracle/18.5/client/lib/
endif
	CMAKE_OPTS += \
		-DWITH_ORACLE=TRUE \
		-DORACLE_LIBDIR=$(ORACLE_LIBDIR) \
		-DORACLE_INCLUDEDIR=$(ORACLE_INCLUDEDIR)
endif

ifneq (,$(findstring $(DISTRIBUTION),"sid buster"))
	CMAKE_OPTS += -DSPATIALINDEX_LIBRARY=/usr/lib/$(DEB_BUILD_MULTIARCH)/libspatialindex.so
endif

ifneq (,$(findstring debug,$(DEB_BUILD_OPTIONS)))
	CMAKE_OPTS += -DCMAKE_BUILD_TYPE=Debug
endif

ifneq (,$(filter nocheck,$(DEB_BUILD_OPTIONS)))
	CMAKE_OPTS += -DENABLE_TESTS=FALSE
else
	CMAKE_OPTS += -DENABLE_TESTS=TRUE -DDART_TESTING_TIMEOUT=60
endif

CPPFLAGS := $(shell dpkg-buildflags --get CPPFLAGS)
CFLAGS   := $(shell dpkg-buildflags --get CFLAGS) $(CPPFLAGS)
CXXFLAGS := $(shell dpkg-buildflags --get CXXFLAGS) $(CPPFLAGS)
LDFLAGS  := $(shell dpkg-buildflags --get LDFLAGS)

ifeq (,$(findstring nostrip,$(DEB_BUILD_OPTIONS)))
	INSTALL_PROGRAM += -s
endif

ifneq (,$(findstring noopt,$(DEB_BUILD_OPTIONS)))
	CFLAGS += -O0
	CXXFLAGS += -O0
else
	CFLAGS += -O2
	CXXFLAGS += -O2
endif

ifneq (,$(findstring profile,$(DEB_BUILD_OPTIONS)))
	CFLAGS += -pg
	CXXFLAGS += -pg
	LDFLAGS += -pg
endif

ifeq (,$(findstring debug,$(DEB_BUILD_OPTIONS)))
	CFLAGS += -DNDEBUG
	CXXFLAGS += -DNDEBUG
endif

# multi distribution support:
# - remove lines with applicable excludes
# - remove prefixes with applicable includes
# - remove prefixes with not applicable excludes
# - remove remaining comments

CONTROL_EXPRESSIONS = $(DISTRIBUTION) grass$(GRASSVER)

ifneq (,$(WITH_ORACLE))
	CONTROL_EXPRESSIONS += oracle
endif

define gentemplate
$(2): $(1)
	sed -r \
		-e '/#(.+ |)!($(subst $(eval) ,|,$(CONTROL_EXPRESSIONS)))( .+|)#/d' \
		-e 's/#([^#]+ |)($(subst $(eval) ,|,$(CONTROL_EXPRESSIONS)))( [^#]+|)#//g' \
		-e 's/#([^#]+ |)![^#]+( [^#]*|)#//g' \
		-e '/^#/d' \
		-e "s/\{DEB_BUILD_GNU_TYPE\}/$(DEB_BUILD_GNU_TYPE)/g" \
		-e "s/\{QGIS_ABI\}/$(QGIS_ABI)/g" \
		-e "s/\{GRASS\}/$(GRASS)/g" \
		-e "s/\{GRASSVER\}/$(GRASSVER)/g" \
		-e "s/\{GRASSVER_QGISABI\}/$(GRASSVER)-$(QGIS_ABI)/g" \
		$$^ >$$@

templates:: $(2)

templateclean::
	rm -f $(2)
endef

$(foreach t,$(wildcard debian/*.in),$(eval $(call gentemplate,$(t),$(basename $(t)))))
$(foreach t,$(wildcard debian/*{GRASSVER_QGIS_ABI}*),$(eval $(call gentemplate,$(t),$(subst {GRASSVER_QGIS_ABI},$(GRASSVER)-$(QGIS_ABI),$(t)))))
$(foreach t,$(wildcard debian/*{QGIS_ABI}*),$(eval $(call gentemplate,$(t),$(subst {QGIS_ABI},$(QGIS_ABI),$(t)))))

cleantemplates:
	$(MAKE) -f debian/rules templateclean
	$(MAKE) -f debian/rules debian/control debian/compat

binary binary-arch binary-indep build build-arch build-indep clean install install-arch install-indep: templates
	dh $@ --with python3 --parallel --builddirectory=$(QGIS_BUILDDIR)

override_dh_clean: cleantemplates
	dh_clean qgis.bin.1

	-$(RM) -r $(CURDIR)/$(QGIS_BUILDDIR)/

override_dh_auto_configure:
	dh_auto_configure -- $(CMAKE_OPTS)

override_dh_auto_build:
ifeq (,$(filter nocheck,$(DEB_BUILD_OPTIONS)))
	ninja $(NINJA_OPTS) -C $(QGIS_BUILDDIR) $(DEB_TEST_TARGET)Build
	! grep -q "<Error>" $(QGIS_BUILDDIR)/Testing/$$(head -1 $(QGIS_BUILDDIR)/Testing/TAG)/Build.xml || { \
		cat $(QGIS_BUILDDIR)/Testing/Temporary/LastBuild_$$(head -1 $(QGIS_BUILDDIR)/Testing/TAG).log; \
		ninja $(NINJA_OPTS) -C $(QGIS_BUILDDIR) $(DEB_TEST_TARGET)Submit; \
		false; }
else
	ninja $(NINJA_OPTS) -C $(QGIS_BUILDDIR)
endif

	ninja $(NINJA_OPTS) -C $(QGIS_BUILDDIR) apidoc

override_dh_auto_test: test-stamp

test-stamp:
ifeq (,$(filter nocheck,$(DEB_BUILD_OPTIONS)))
	# Code to run the package test suite
	rm -f $(QGIS_BUILDDIR)/.error
	mkdir -p debian/tmp/locale/
	localedef -f UTF-8 -i en_US ./debian/tmp/locale/en_US.UTF-8/
	LOCPATH=$(CURDIR)/debian/tmp/locale/ \
	LC_ALL=en_US.UTF-8 \
	LD_LIBRARY_PATH=$(CURDIR)/$(QGIS_BUILDDIR)/output/lib:$(LD_LIBRARY_PATH) \
	PATH=/usr/sbin:$(PATH) \
		$(TESTMAKE) -C $(QGIS_BUILDDIR) $(DEB_TEST_TARGET)Test || touch $(QGIS_BUILDDIR)/.error
	# ignore submission errors
	-$(TESTMAKE) -C $(QGIS_BUILDDIR) $(DEB_TEST_TARGET)Submit
	# ignore the test outcome for now
	# ! [ -f $(QGIS_BUILDDIR)/.error ]
else
	@echo Skipping tests.
endif
	touch test-stamp

override_dh_auto_install:
	DESTDIR=$(CURDIR)/debian/tmp ninja $(NINJA_OPTS) -C $(QGIS_BUILDDIR) install

	# remove unwanted files
	$(RM) $(CURDIR)/debian/tmp/usr/share/qgis/doc/api/installdox

	# replace leaflet and jquery urls
	perl -i -p \
		-e 's#http://.*/leaflet.css#leaflet/leaflet.css#;s#http://.*/leaflet.js#leaflet/leaflet.js#;s#http://.*/jquery-.*.min.js#jquery-min.js#' \
		$(CURDIR)/debian/tmp/usr/share/qgis/doc/developersmap.html

	# Don't include a copy of the world.tif also included in osgearth-data
	$(RM) $(CURDIR)/debian/tmp/usr/share/qgis/globe/world.tif

	# remove extra license files
	-find $(CURDIR)/debian/tmp/usr/share/qgis/resources/cpt-city-qgis-min/ -name COPYING.xml -delete
	$(RM) $(CURDIR)/debian/tmp/usr/share/qgis/doc/LICENSE
	$(RM) $(CURDIR)/debian/tmp/usr/share/qgis/python/plugins/db_manager/LICENSE
	$(RM) $(CURDIR)/debian/tmp/usr/share/qgis/python/plugins/MetaSearch/LICENSE.txt
	$(RM) $(CURDIR)/debian/tmp/usr/bin/qgis_wcstest
	$(RM) $(CURDIR)/debian/tmp/usr/bin/qgis_bench
	$(RM) $(CURDIR)/debian/tmp/usr/share/qgis/resources/wcs-servers.json

	# remove documentation outside usr/share/doc
	$(RM) $(CURDIR)/debian/tmp/usr/share/qgis/python/plugins/db_manager/README
	$(RM) $(CURDIR)/debian/tmp/usr/share/qgis/python/plugins/db_manager/TODO

	$(RM) $(CURDIR)/debian/tmp/usr/share/qgis/resources/cpt-city-qgis-min/README-qgis.txt
	$(RM) $(CURDIR)/debian/tmp/usr/share/qgis/resources/cpt-city-qgis-min/README.txt

	# Man pages are installed by dh_installman
	$(RM) $(CURDIR)/debian/tmp/usr/man/man1/qgis.1

	# Don't ship srs.db, automatically updated in postinst with crssync
	mv $(CURDIR)/debian/tmp/usr/share/qgis/resources/srs.db $(CURDIR)/debian/tmp/usr/share/qgis/resources/srs-template.db

	# Mime info
	install -o root -g root -d $(CURDIR)/debian/tmp/usr/share/mime/packages
	install -o root -g root -m 644 $(CURDIR)/debian/qgis.xml $(CURDIR)/debian/tmp/usr/share/mime/packages

	# qgis binaries
	install -o root -g root -m 755 -d $(CURDIR)/debian/qgis/usr/bin
	install -o root -g root -m 755 $(CURDIR)/debian/tmp/usr/bin/qgis $(CURDIR)/debian/qgis/usr/bin/qgis.bin

	$(RM) $(CURDIR)/debian/tmp/usr/bin/qgis

	# qgis binary wrappers
	sed -r \
		-e "s/\{GRASS\}/$(GRASS)/g" \
		-e "s#\{ORACLE_LIBDIR\}#$(ORACLE_LIBDIR)#g" \
		$(CURDIR)/debian/qgis.sh.in >$(CURDIR)/debian/qgis.sh

	install -o root -g root -m 755 $(CURDIR)/debian/qgis.sh $(CURDIR)/debian/qgis/usr/bin/qgis

override_dh_missing:
	dh_missing --fail-missing

override_dh_install:
	dh_install --autodest

override_dh_installchangelogs:
	dh_installchangelogs ChangeLog

override_dh_installman:
	cp qgis.1 qgis.bin.1

	dh_installman -pqgis qgis.1 qgis.bin.1

override_dh_installmime:
	dh_installmime -pqgis

override_dh_python3:
	dh_python3
	dh_python3 usr/share/qgis/grass/scripts
	dh_sip3 -ppython3-qgis

override_dh_compress:
	dh_compress --exclude=pdf

override_dh_makeshlibs:
ifneq (,$(WITH_ORACLE))
	dh_makeshlibs -Xqgis-plugin-grass -Xlibqgis-customwidgets -Xqgis-provider-oracle -- -c0 -v$(QGIS_VERSION)
else
	dh_makeshlibs -Xqgis-plugin-grass -Xlibqgis-customwidgets -- -c0 -v$(QGIS_VERSION)
endif

override_dh_shlibdeps:
ifneq (,$(WITH_ORACLE))
	dh_shlibdeps -l/usr/lib/$(GRASS)/lib -l$(ORACLE_LIBDIR)
else
	dh_shlibdeps -l/usr/lib/$(GRASS)/lib
endif

override_dh_strip:
	dh_strip --dbg-package=qgis-dbg

override_dh_gencontrol:
	dh_gencontrol -- -Vgrass:Depends="grass$(GRASSABI)"