File translation-update-upstream.in of Package translation-update-upstream

#! /bin/bash

set -o errexit
shopt -s nullglob

if test "$1" = "--help" ; then
    echo "Upstream translation update tool works in top directory of unpacked source code."
    echo "Usage: $0 [translation_directory] [translation_domain]"
fi

# Update all known mechanisms to add language:
function linguas_update {
	if test -f LINGUAS ; then
	    echo "Adding $LNG to LINGUAS."
	    echo $LNG >>LINGUAS
	fi
	if test -f $OLDPWD/configure.ac ; then
	    if grep -q 'ALL_LINGUAS=' $OLDPWD/configure.ac ; then
		echo "Adding $LNG to configure.ac."
		sed -i 's/ALL_LINGUAS="/&'$LNG' /;s/\(ALL_LINGUAS=\)\([^"]\|$\)/\1"'$LNG' "\2/' $OLDPWD/configure.ac
	    fi
	fi
	if test -f $OLDPWD/configure.in ; then
	    if grep -q 'ALL_LINGUAS=' $OLDPWD/configure.in ; then
		echo "Adding $LNG to configure.in."
		sed -i 's/ALL_LINGUAS="/&'$LNG' /;s/\(ALL_LINGUAS=\)\([^"]\|$\)/\1"'$LNG' "\2/' $OLDPWD/configure.in
	    fi
	fi
	if test -f $OLDPWD/configure ; then
	    if grep -q 'ALL_LINGUAS=' $OLDPWD/configure ; then
		echo "Adding $LNG to configure."
		sed -i 's/ALL_LINGUAS="/&'$LNG' /;s/\(ALL_LINGUAS=\)\([^"]\|$\)/\1"'$LNG' "\2/' $OLDPWD/configure
	    fi
	fi
}

DIR=${1:-po}
DOMAIN=$2

cd $DIR

if test -z "$DOMAIN" ; then
    intltool-update --pot
else
    intltool-update --gettext-package=$DOMAIN --pot
fi

POT_NOT_UNIQUE=false
for POT in *.pot ; do
    if $POT_NOT_UNIQUE ; then
	echo "ERROR: Directory $DIR contains more than one .pot file."
	exit 1
    fi
    POT_NOT_UNIQUE=true
    DOMAIN=${POT%.pot}

    # STRING_COLLECT_MODE is a special mode used during string
    # collection. STRING_COLLECT_DIR must be set as well.
    if test "$STRING_COLLECT_MODE" = 1 ; then
	mkdir $STRING_COLLECT_DIR/$DOMAIN
	cp -a $POT $STRING_COLLECT_DIR/$DOMAIN
	cp -a *.po $STRING_COLLECT_DIR/$DOMAIN
    else
	if test -d @DATADIR@/translation-update-upstream ; then
	    if test -d @DATADIR@/translation-update-upstream/$DOMAIN ; then
		for PO_PATH in @DATADIR@/translation-update-upstream/$DOMAIN/*.po ; do
		    PO=${PO_PATH##*/}
		    LNG=${PO%.po}
		    if test -f $PO ; then
			echo "Updating $PO using translation-update-upstream."
			# PO_PATH is first: Update any string, even if it was already translated.
			# Swap $PO_PATH and $PO to disable this behavior.
			msgcat --use-first $PO_PATH $PO -o $PO.new
			# Return .po file notes that are not present in the update file.
			msgmerge --no-fuzzy-matching --compendium=$PO_PATH -o $PO.new2 $PO.new $POT
			# And finally, synthesize header that not change every time.
			if @LIBEXECDIR@/translation-update-upstream/msgheadermerge $PO $PO.new2 $PO.header --mergemode ; then
			    msgcat --use-first $PO.header $PO.new2 -o $PO
			    rm $PO.new $PO.new2 $PO.header
			else
			    rm $PO.new $PO.new2
			    echo "WARNING: Update of $PO for $DOMAIN is older than data in package. Skipping."
			fi
		    else
			echo "Adding $PO from translation-update-upstream."
			cp -a $PO_PATH $PO
			linguas_update
		    fi
		done
	    else
		echo "WARNING: Missing $DOMAIN in translation-update-upstream configuration! No updates available."
	    fi
	else
	    echo "ERROR: Package translation-update-upstream is not installed. Please update your BuildRequires!"
	    exit 1
	fi
    fi
done