#!/bin/bash
#
# Copyright 2007 Donatas Glodenis, dgvirtual@akl.lt
#


if [ $# -ne 1 ]; then
	echo "Usage: `basename $0` </directory/with/pofiles/>"
	exit 1
fi

pofiles=$1

echo "This script will create a directory of pot files called "
echo "./templates/ inside the directory of the po files."
echo "Starting in three seconds..."
sleep 3

echo "Creating directory ${pofiles}/templates/ ... "

mkdir $pofiles/templates
sleep 1

for file in `cd $pofiles; find . -name "*.po"`
do
	echo -n "Working on ${file}. Unwrapping..."
	# unwrap messages for cleaner operation
	msgmerge --no-wrap  ${pofiles}/$file $pofiles/$file -o $pofiles/$file
	# remove the translations and creating pot files
	echo "Cleaning up translations..."	
	msgfilter --input=$pofiles/$file --output-file=$pofiles/templates/${file}t --keep-header sed --expression='s/.*//' ; echo "done."
	# applying some more filters via sed: remove remaining \n signs (sed 1 and 2), removing the fuzzy headers (3), removing the empty "" (4), removing the extra empty lines (5)
	echo "Applying additional filter..."
	cat $pofiles/templates/${file}t | sed -e 's/msgstr \"\\n\"/msgstr \"\"/' | \
	sed -e 's/\"\\n\"/\"\"/' | \
	sed -e 's/#, fuzzy//' | \
	sed -e 's/^""//' | \
	sed '/./,/^$/!d' > $pofiles/templates/${file}t ; echo "done."
	echo "File ${file}t in directory templates/ created."
	echo 
done