update-translations.sh

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#!/bin/bash -

# --------------------------------------------------------------------------
# Remmina - The GTK+ Remote Desktop Client
# Copyright (C) 2016-2023 Antenore Gatta, Giovanni Panozzo
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#

SCRIPTPATH="$( cd "$(dirname "$0")" ; pwd -P )"
REMMINATOP="$(dirname "$SCRIPTPATH")"


#===============================================================================
#  FUNCTION DEFINITIONS
#===============================================================================

rem_varhasvalue () {
   if [[ -n ${!1:-} ]]; then
       return 0
   fi
   return 1

}  # ----------  end of function rem_varhasvalue  ----------

rem_varisdefined () {
   typeset -p ${1:-} >/dev/null 2>&1         # Not portable, bash specific
}  # ----------  end of function rem_varisdefined  ----------

rem_log () {
   local _cmnhead="${HOSTNAME:=$(hostname)}"
   local _header=""
   local _message="$*"
   #local _stdout=""
   local _msgdate=""
   case "$1" in
       CRITICAL)
           _header="CRITICAL"
           shift
           _message="$*"
           ;;
       ERROR)
           _header="ERROR"
           shift
           _message="$*"
           ;;
       WARNING)
           _header="WARNING"
           shift
           _message="$*"
           ;;
       DEBUG)
           _header="DEBUG"
           shift
           _message="$*"
           ;;
       INFO)
           # We can add color support adding colors in the beginning
           # GREEN="\033[0;32m"
           # RESET="\033[0m"
           # _reset=${RESET:-'\033[0m'}
           # _color=${_reset}
           #_color=${GREEN}
           _header="INFO"
           shift
           _message="$*"
           ;;
       *)
           _header="INFO"
           _message="$*"
           ;;
   esac
   if ! rem_varisdefined DFORMAT ; then
       local _dateformat='%d/%m/%y %H:%M:%S'
   else
       local _dateformat=${DFORMAT:-}
   fi
   _msgdate="$(date +"$_dateformat")"

   # printf "%s%s - [%s] - %s - %s%s\n" "$_color" "$_header" "$_msgdate" "${_cmnhead}" "$_message" "$_reset"
   printf "%s - [%s] - %s - %s\n" "$_header" "$_msgdate" "${_cmnhead}" "$_message"

}  # ----------  end of function rem_log  ----------
#-------------------------------------------------------------------------------
# rem_which a poorman which function
# Return 0 un success or 1 in case of failure
rem_which () {
   local _tool=()
   local _ret=
   for _tool in "$@" ; do
       if type "$_tool" >/dev/null 2>&1 ; then
           _ret=0
       else
           _ret=1
       fi
       case $_ret in
           0)
               rem_log INFO "$_tool found"
               ;;
           83)
               rem_log ERROR "$_tool not found"
               ;;
       esac
   done
   unset _tool
   return "$_ret"
}  # ----------  end of function rem_which  ----------

if ! rem_which "xgettext" "msgmerge" "git" "diff" ; then
   rem_log ERROR "Some tools have not been found"
   exit 1
fi

cd "$REMMINATOP" || exit 1

GIT_TAG="$(git describe --abbrev=0 )"
rem_log INFO "GIT_TAG is set to $GIT_TAG"

if ! rem_varhasvalue GIT_TAG ; then
   rem_log ERROR "GIT_TAG is either empty or not set. Probably you are not in a git repository"
   exit 1
fi


if ! find src plugins -name "*\.c" -o -name "*\.h" | sed 's/^.\///'  >| po/POTFILES.in ; then
   exit 1
fi
if ! find data -name "*.glade" | sed 's/^.\///' >> po/POTFILES.in ; then
   exit 1
fi

xgettext --from-code=UTF-8 \
   --keyword=_ \
   --keyword=N_ \
   --keyword=translatable \
   --keyword=C_:1c,2 \
   --keyword=NC_:1c,2 \
   --keyword=g_dngettext:2,3 \
   --add-comments=TRANSLATORS: \
   --files-from=po/POTFILES.in \
   --output=po/remmina.temp.pot \
   --package-version="$GIT_TAG" \
   --package-name="Remmina" \
   --msgid-bugs-address="l10n@lists.remmina.org"

cd "$REMMINATOP"/po || exit 1

# Set charset to UTF-8
sed -i -e 's/charset=CHARSET/charset=UTF-8/g' remmina.temp.pot

if diff -qI "POT-Creation-Date" remmina.temp.pot remmina.pot ; then
   rem_log INFO "No new strings to be translated"
   rm remmina.temp.pot
   exit 0
fi

mv remmina.temp.pot remmina.pot

#for i in *.po; do
#  msgmerge --backup=off --update "$i" remmina.pot
#done
#
#for i in "$REMMINATOP"/po/*.po ; do
#  TMPF=/tmp/f$$.txt
#  sed '/^#~/d' "$i" > "$TMPF"
#  awk 'BEGIN{bl=0}/^$/{bl++;if(bl==1)print;else next}/^..*$/{bl=0;print}' $TMPF >| "$i"
#  rm $TMPF
#done