#!/bin/sh 
set -e

# This is to handle upgrading from old versions of debconf. If the
# file doesn't exist yet, this package is being preconfiged, and
# we might as well just exit and wait until the postinst
# runs the config script.
if [ ! -e /usr/share/debconf/confmodule ]; then
	exit
fi

. /usr/share/debconf/confmodule

db_version 2.0
db_capb escape backup

# if the cdebconf frontend hasn't been set yet, try to pick the old debconf one,
# and set the equivalent, or a fallback.
db_fget cdebconf/frontend seen || true
if [ "$RET" = false ]; then
  db_get debconf/frontend || RET=""
  if [ -n "$RET" ]; then
    case "$RET" in
      Readline)db_set cdebconf/frontend text;;
      Dialog)db_set cdebconf/frontend newt;;
      Gnome)db_set cdebconf/frontend gtk;;
      Kde)db_set cdebconf/frontend newt;;
      Editor)db_set cdebconf/frontend newt;;
      Noninteractive)db_set cdebconf/frontend none;;
    esac
    db_fset cdebconf/frontend seen true
  fi
fi

newchoices="`ls /usr/lib/cdebconf/frontend |sed -e "s/\.so//g"` none"

for choice in $newchoices; do
  db_metaget cdebconf/frontend/$choice description || RET=""
  if [ -n "$RET" ]; then
    echoice="$RET"
    if [ -z "$choices" ]; then
      choices="$choice"
      echoices="$echoice"
    else
      choices="$choices, $choice"
      echoices="$echoices, $echoice"
    fi
    db_metaget cdebconf/frontend/$choice extended_description || RET=""
    if [ -n "$RET" ]; then
      if [ -z "$descriptions" ]; then
        descriptions="$RET"
      else
        descriptions="$descriptions\n$RET"
      fi
    fi
  fi
done

db_subst cdebconf/frontend choices $choices
db_subst cdebconf/frontend echoices $echoices
db_subst cdebconf/frontend descriptions $descriptions

db_beginblock
db_input medium cdebconf/frontend || true
db_input medium debconf/priority || true
db_endblock
db_go || true

exit 0