#!/bin/bash
# Filename:      /etc/grml/fai/config/scripts/GRMLBASE/25-locales
# Purpose:       locales (language) configuration of the live system
# Authors:       grml-team (grml.org), (c) Michael Prokop <mika@grml.org>
# Bug-Reports:   see http://grml.org/bugs/
# License:       This file is licensed under the GPL v2 or any later version.
################################################################################

set -e

if [ -z "$ROOTCMD" ] ; then
   echo "variable \$ROOTCMD not set, exiting to avoid any possible damage">&2
   exit 1
fi

# use full locales setup only in classes GRML_FULL and LOCALES
if ifclass GRML_FULL || ifclass LOCALES ; then
   echo 'Using /etc/locale.gen.grml for locales generation'
   cp $target/etc/locale.gen.grml $target/etc/locale.gen
else
   echo 'Using /etc/locale.gen.minimal for locales generation'
   cp $target/etc/locale.gen.minimal $target/etc/locale.gen
fi

# get rid of locales unless using class LOCALES
# TODO
# * this should be improved in the long run, ideas welcome :)
# * what about /usr/share/i18n/locales?
if ! ifclass LOCALES ; then
   echo 'Removing /usr/share/locale'

   # get rid of the original
   $ROOTCMD rm -rf /usr/share/locale

   # restore *empty* directories because otherwise installation/upgrade of packages might fail
   [ -d "$target"/usr/share/locale ] || mkdir "$target"/usr/share/locale
   $ROOTCMD ln -s /etc/locale.alias /usr/share/locale/locale.alias

   # make sure the directories of removed locales exist; ugly hack but no other solution present :(
   echo 'Creating empty /usr/share/locale/*/LC_MESSAGES directories'
   for f in $($ROOTCMD dpkg -S LC_MESSAGES | awk '{print $2}' | grep '/usr/share/locale/' | sed 's#LC_MESSAGES.*##' | sort -u) ; do
      if ! [ -d "$target/$f"/LC_MESSAGES ] ; then
         $ROOTCMD mkdir -p "$f"/LC_MESSAGES
      fi
   done
fi

# make sure:
# localepurge     localepurge/nopurge     multiselect ....
# is set so localepurge works as expected
if [ -x $target/usr/sbin/localepurge ] ; then
   $ROOTCMD dpkg-reconfigure -f noninteractive localepurge
fi

if [ -x $target/usr/sbin/locale-gen ] ; then
   $ROOTCMD locale-gen
else
   echo 'Warning: locale-gen [package locales] not available'
fi

if [ -x $target/usr/sbin/localepurge ] ; then
   $ROOTCMD localepurge
fi

## END OF FILE #################################################################
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