#
# "scanner" ("scanner-common-binary") package
#
# NOTE: This file must be "sourced" (not executed).
#

# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

human_readable_name() {
	echo "Scanner driver"
}

package_name() {
	echo "scanner"
}

# Use default "empty" suffix
#package_suffix() {
#}

dependencies() {
	echo "security legacy_compat"
}

get_missing_requirements() {
	log_variable FORCENOSANE
	if [ -n "${FORCENOSANE}" ] ; then
		echo "sane"
	fi
	if ! PATH=$PATH:/sbin:/usr/sbin ldconfig -p | grep '\<libsane\.so\>' 1>/dev/null 2>&1 ; then
		echo "sane"
	fi
	log_message ""
}

report_missing_requirements() {
	show_nls_message "**** SANE package is currently not installed on your system. Please install it first to install & use scan driver properly."
}

# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

install_base_files() {
	## packet specific files
	local SANE_DIR=/usr/lib${LIBSFX}/sane
	if ! [ -d "$SANE_DIR" ] ; then
		SANE_DIR=/usr/lib/sane
		if ! [ -d /usr/lib/sane ] ; then
			mkdir -p /usr/lib/sane
		fi
	fi
	mkdir_p "$INSTDIR_COMMON_SCANNER_LIB"
	install_lns_data_p "${DIST_DIR}/${ARCH_SUBDIR}/libsane-smfp.so.1.0.1" "$INSTDIR_COMMON_SCANNER_LIB" "$SANE_DIR"

	rm -f "$SANE_DIR/libsane-smfp.so" "$SANE_DIR/libsane-smfp.so.1"
	lns_p "$SANE_DIR/libsane-smfp.so.1.0.1" "$SANE_DIR/libsane-smfp.so.1"
	lns_p "$SANE_DIR/libsane-smfp.so.1" "$SANE_DIR/libsane-smfp.so"

	mkdir_p "$INSTDIR_COMMON_SCANNER_SHARE"
	mkdir_p "$INSTDIR_COMMON_SCANNER_SHARE/locale"
	for i in $(ls "${DIST_DIR}/noarch/share/locale") ; do
		mkdir_p "$INSTDIR_COMMON_SCANNER_SHARE/locale/$i"
		mkdir_p "/usr/share/locale/$i/LC_MESSAGES"
		install_lns_data_p "${DIST_DIR}/noarch/share/locale/$i/LC_MESSAGES/sane-smfp.mo" "$INSTDIR_COMMON_SCANNER_SHARE/locale/$i" /usr/share/locale/$i/LC_MESSAGES/
	done

	install_data_p "${DIST_DIR}/noarch/pagesize.xml" "$INSTDIR_COMMON_SCANNER_SHARE"
	install_data_p "${DIST_DIR}/noarch/libsane-smfp.cfg" "$INSTDIR_COMMON_SCANNER_SHARE"
}

register_sane_backend() {
	for SCDIR in /etc/sane.d /usr/local/etc/sane.d ; do
		if [ -w ${SCDIR}/dll.conf ] ; then
			if ! grep -q '^smfp$' ${SCDIR}/dll.conf ; then
				echo "smfp" >> ${SCDIR}/dll.conf
			fi
			if grep -q geniusvp2 ${SCDIR}/dll.conf ; then
				# Comment out geniusvp2 backend
				cat ${SCDIR}/dll.conf > /tmp/mfp_dll_conf.tmp
				cat /tmp/mfp_dll_conf.tmp | sed 's/geniusvp2/#geniusvp2/' > ${SCDIR}/dll.conf
				rm -f /tmp/mfp_dll_conf.tmp
			fi
			chmod 664 ${SCDIR}/dll.conf
		fi
	done
	# Create dll.conf if it does not exist
	DLL_CONFS=`ls /etc/sane.d/dll.conf /usr/local/etc/sane.d/dll.conf 2> /dev/null`
	if test -z "$DLL_CONFS" ; then
		echo "smfp" >> /etc/sane.d/dll.conf
	fi
}

unregister_sane_backend() {
	for SCDIR in /etc/sane.d /usr/local/etc/sane.d ; do
		if [ -w ${SCDIR}/dll.conf ] ; then
			cat ${SCDIR}/dll.conf | grep -v "smfp" | \
			sed 's/geniusvp2/#geniusvp2/' > /tmp/mfp_dll_conf.tmp
			cat /tmp/mfp_dll_conf.tmp > ${SCDIR}/dll.conf
			rm -f /tmp/mfp_dll_conf.tmp
		fi
	done
}

do_install() {
	log_message "installing '$(package_name)' package"
	install_base_files 2>&1 | log_redirected_output

	show_nls_message "**** Registering SANE backend ..."
	register_sane_backend 2>&1 | log_redirected_output
}

do_uninstall() {
	log_message "uninstalling '$(package_name)' package"
	show_nls_message "**** Unregistering SANE backend ..."
	unregister_sane_backend 2>&1 | log_redirected_output
}

package_init() {
	INSTDIR_COMMON_SCANNER_LIB="$INSTALL_DIR/lib"
	INSTDIR_COMMON_SCANNER_SHARE="$INSTALL_DIR/share"
}