98-lightdm-session-locales

#!/bin/sh
#
# /etc/X11/Xsession.d/98-lightdm-session-locales
#
# check user selected  session locale
#
if pidof lightdm >/dev/null 2>/dev/null; then
   if pidof accounts-daemon >/dev/null 2>/dev/null; then
      DMRC="/var/lib/AccountsService/users/$USER"
   else
      DMRC="$HOME/.dmrc"
   fi
   if [ -r $DMRC  ]; then
      DMRC_LANG="$(grep -m1 -o -E 'Language=(.*)' $DMRC 2>/dev/null | \
                   sed -E 's/^Language=//; s/utf8/UTF-8/')"
      if [ x"$DMRC_LANG" != "x" ]; then
         export LANG="$DMRC_LANG"
         export GDM_LANG="$DMRC_LANG"
         # papersize
         case "$(echo $(locale -c -k LC_PAPER) | sed -E -e 's/.*height=([0-9]+)[[:space:]]+width=([0-9]+).*/\1x\2/')" in
            297x210) export PAPERSIZE="a4" 
                     ;;
            279x216) export PAPERSIZE="letter" 
                     ;;
                  *) export PAPERSIZE="letter" 
                     ;;
         esac
      fi
   fi
fi