translation support and initial tagging

apps/i2psnark/java/bundle-messages.sh

@@ -0,0 +1,85 @@
+#
+# Update messages_xx.po and messages_xx.class files,
+# from both java and jsp sources.
+# Requires installed programs xgettext, msgfmt, msgmerge, and find.
+#
+# usage:
+#    bundle-messages.sh (generates the resource bundle from the .po file)
+#    bundle-messages.sh -p (updates the .po file from the source tags, then generates the resource bundle)
+#
+# zzz - public domain
+#
+CLASS=org.klomp.snark.messages
+TMPFILE=build/javafiles.txt
+export TZ=UTC
+
+if [ "$1" = "-p" ]
+then
+	POUPDATE=1
+fi
+
+# add ../java/ so the refs will work in the po file
+JPATHS="../java/src"
+for i in ../locale/messages_*.po
+do
+	# get language
+	LG=${i#../locale/messages_}
+	LG=${LG%.po}
+
+	if [ "$POUPDATE" = "1" ]
+	then
+		# make list of java files newer than the .po file
+		find $JPATHS -name *.java -newer $i > $TMPFILE
+	fi
+
+	if [ -s build/obj/org/klomp/snark/messages_$LG.class -a \
+	     build/obj/org/klomp/snark/messages_$LG.class -nt $i -a \
+	     ! -s $TMPFILE ]
+	then
+		continue
+	fi
+
+	if [ "$POUPDATE" = "1" ]
+	then
+	 	echo "Updating the $i file from the tags..."
+		# extract strings from java and jsp files, and update messages.po files
+		# translate calls must be one of the forms:
+		# _("foo")
+		# _x("foo")
+		# To start a new translation, copy the header from an old translation to the new .po file,
+		# then ant distclean poupdate.
+		find $JPATHS -name *.java > $TMPFILE
+		xgettext -f $TMPFILE -F -L java --from-code=UTF-8 \
+	                 --keyword=_ --keyword=_x \
+		         -o ${i}t
+		if [ $? -ne 0 ]
+		then
+			echo 'Warning - xgettext failed, not updating translations'
+			rm -f ${i}t
+			break
+		fi
+		msgmerge -U --backup=none $i ${i}t
+		if [ $? -ne 0 ]
+		then
+			echo 'Warning - msgmerge failed, not updating translations'
+			rm -f ${i}t
+			break
+		fi
+		rm -f ${i}t
+		# so we don't do this again
+		touch $i
+	fi
+
+	echo "Generating ${CLASS}_$LG ResourceBundle..."
+
+	# convert to class files in build/obj
+	msgfmt --java -r $CLASS -l $LG -d build/obj $i
+	if [ $? -ne 0 ]
+	then
+		echo 'Warning - msgfmt failed, not updating translations'
+		break
+	fi
+done
+rm -f $TMPFILE
+# todo: return failure
+exit 0