ths-scripts/poupdate

#!/bin/bash
#
# Copyright 2007, Donatas Glodenis <dgvirtual@akl.lt>
# Copyright 2009, Andrius Štikonas <andrius@stikonas.eu>
#
# #
# # This script is free software; you can redistribute it and/or modify
# # it under the terms of the GNU General Public License 2 as published by
# # the Free Software Foundation.
#
# # This script is distributed in the hope that it will be useful,
# # but WITHOUT ANY WARRANTY; without even the implied warranty of
# # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# # GNU General Public License for more details.
# #
# # You should have received a copy of the GNU General Public License
# # along with this script; if not, write to the Free Software
# # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
# 
# ths-poupdate.sh - takes a bunch of files from a single directory and transfers the translations therein to a translation file tree;
# may use the new files either as primary, or as secondary translations.

## First - the necessary checks before going into the loop

source "`dirname $0`/ths-variables"

## Declaring Functions
function usage() {
	echo "Usage `basename $0` [options] <updated-file-dir> <translations-file-tree> <translations-template-tree>"
        echo
        echo "Options:"
        echo "   -NS|--new-as-secondary - use newly translated file translations"
	echo "                            as secondary (default - use the new files"
	echo "                            as primary translations)"
	echo "   -v|--verbose           - print msgmerge output"
	echo "   -s|--silent            - print only summary"
	exit 1
}

## OPTIONS
while true
do
	case $1 in
		-NS|--new-as-secondary)
			option_new_as_secondary="Y"
			shift
			;;
		-v|--verbose)
			option_verbose="Y"
			shift
			;;
		-s|--silent)
			option_silent="Y"
			shift
			;;
		-*|--*)
			usage
			;;
		*)
			break
			;;
	esac
done

# Check and, if incorrect usage, print usage
if [ $# -ne 3 ]; then
	usage
fi

## Change paths to variables
upd_dir=$1
tra_tree=$2
tpl_tree=$3

newtrans=`cd $upd_dir; find . -name "*.po"`
total_files=`echo $newtrans | wc -w`
skipped_files=0
processed_files=0
changed_files=0


if [ "$option_verbose" = "Y" ]; then
	echo "Checking if updated files are in the specified directory ..."
elif [ ! "$option_silent" = "Y" ]; then
	echo -ne "\r$processed_files/$total_files processed"
fi
if [ "$newtrans" == "" ]; then
	echo -e $RED"\t\t... no updated files found in: $upd_dir"$ENDCOLOR
	exit 1
else
	if [ "$option_verbose" = "Y" ]; then
		echo "              ... they are."
		echo
	fi
fi

## MAIN LOOP
for updfile in $newtrans
do
if [ `cd "$tpl_tree"; find ${updfile}t  2> /dev/null | wc -l` -gt 1 ]; then
	if [ "$option_verbose" = "Y" ]; then
		echo
		echo "Strange, there is more than one template for `basename "$updfile"`,"
		echo "cannot determine the right one,"
		echo "SKIPPING..."
	fi
	continue 
fi

if [ `cd "$tpl_tree"; find ${updfile}  2> /dev/null | wc -l` -gt 1 ]; then
	if [ "$option_verbose" = "Y" ]; then
		echo
		echo "Strange, there is more than one version of translation `basename $updfile`,"
		echo "although there is only one translation template. There might be an extra"
		echo "unneeded file in your translation tree, check it out!"
		echo "Cannot determine the right file to translate,"
		echo "SKIPPING..."
	fi
	continue 
fi

if [ `cd $tpl_tree; find ${updfile}t  2> /dev/null | wc -l` -lt 1 ]; then
	if [ "$option_verbose" = "Y" ]; then
		echo
		echo -e "File $RED`basename "$updfile"`$ENDCOLOR does not belong to this translation project,"
		echo "SKIPPING..."
		find ${updfile}t -print
	fi
	skipped_files=$(($skipped_files+1))
	processed_files=$(($processed_files+1))
	continue
fi

if [  `cd "$tra_tree"; find ${updfile}  2> /dev/null | wc -l` -lt 1 ]; then
	echo
	echo -e "File $RED`basename $updfile`$ENDCOLOR is completely newly translated,"
	echo "COPYING it to the appropriate place..."
	#finding the appropriate
	tplfile=`cd "$tpl_tree"; find ${updfile}t`
	secdir=`dirname "$tplfile"`
	cp "$upd_dir/$updfile" "$tra_tree/$updfile"
	if [ svn ]; then
	svn add "$tra_tree/$updfile"
	fi
fi

# perform msgmerge and other actions
trafile=`cd "$tra_tree"; find "$updfile"`
tplfile=`cd "$tpl_tree"; find "${updfile}t"`
mv "$tra_tree/$trafile" "$tra_tree/${trafile}.old"

if [ ! "$option_new_as_secondary" = "Y" ]; then
	if [ "$option_verbose" = "Y" ]; then
		echo
		echo "UPDATING $trafile using translations from $upd_dir/$updfile as SECONDARY translations"
		msgmerge -N -v --compendium=$upd_dir/$updfile -o $tra_tree/${trafile}.new $tra_tree/${trafile}.old $tpl_tree/$tplfile
	else
		msgmerge -N -v --compendium=$upd_dir/$updfile -o $tra_tree/${trafile}.new $tra_tree/${trafile}.old $tpl_tree/$tplfile 2> /dev/null
	fi
else
	if [ "$option_verbose" = "Y" ]; then
		echo
		echo "UPDATING $trafile using translations from $upd_dir/$updfile as PRIMARY translations"
		msgmerge -N -v --compendium=$tra_tree/${trafile}.old -o $tra_tree/${trafile}.new $upd_dir/$updfile $tpl_tree/$tplfile
	else
		msgmerge -N -v --compendium=$tra_tree/${trafile}.old -o $tra_tree/${trafile}.new $upd_dir/$updfile $tpl_tree/$tplfile 2> /dev/null
	fi
fi

# delete the Rosetta/Launchpad headers, only needed if the file was imported from Rosetta
cat $tra_tree/${trafile}.new | sed '/X-Rosetta-Export-Date/d' > $tra_tree/$trafile

if [ $diff ]; then
if [ "`$diff $tra_tree/${trafile}.old $tra_tree/${trafile}.new`" ]; then
	changed_files=$(($changed_files+1))
fi
fi

rm $tra_tree/${trafile}.old $tra_tree/${trafile}.new

processed_files=$(($processed_files+1))
if [ ! "$option_verbose" = "Y" ] && [ ! "$option_silent" = "Y" ]; then
	echo -ne "\r$processed_files/$total_files processed"
	if [ $diff ] && [ ! $changed_files -eq 0 ]; then
		echo -ne ", $changed_files changed"
	fi
	if [ ! $skipped_files -eq 0 ]; then
		echo -ne ", $skipped_files skipped"
	fi
fi

done

echo -ne $BLUE"\r$processed_files/$total_files processed"$ENDCOLOR
if [ $diff ] && [ ! $changed_files -eq 0 ]; then
	echo -ne $BLUE", $changed_files changed"$ENDCOLOR
fi

if [ ! $skipped_files -eq 0 ]; then
	echo -ne $BLUE", $skipped_files skipped"$ENDCOLOR
fi
echo