#!/bin/bash
# Filename:      ${GRML_FAI_CONFIG}/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 -u
set -e

# set up /etc/locale.gen, only GRML_FULL and LOCALES have
# the full setup, GRMLBASE installs a minimal configuration
fcopy -v /etc/locale.gen

# set up /etc/locale.conf, to avoid systemd-firstboot prompting for user input
fcopy -v /etc/locale.conf

# get rid of locales unless using class LOCALES
set +u
if ! ifclass LOCALES ; then
set -u
   echo 'Removing /usr/share/locale'

   # get rid of the original
   rm -rf $target/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 $ROOTCMD dpkg --list localepurge 2>&1 | grep -q '^ii' ; then
   $ROOTCMD dpkg-reconfigure -f noninteractive localepurge
fi

if ! [ -x $target/usr/sbin/localepurge ] ; then
  echo "Warning: localepurge not installed"
else
  echo "Running localepurge."
  $ROOTCMD localepurge
fi

if $ROOTCMD dpkg-query -s locales-all >/dev/null 2>&1 ; then
  echo "locales-all installed, skipping locales generation"
else
  if ! [ -x ${target}/usr/sbin/locale-gen ] ; then
    echo 'Warning: locale-gen [package locales] not installed'
  else
    echo "Running locale-gen"
    $ROOTCMD locale-gen
  fi
fi

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