#!/bin/sh
#
# 2011 Nico Schottelius (nico-cdist at schottelius.org)
# 2012 Giel van Schijndel (giel plus cdist at mortis dot eu)
#
# This file is part of cdist.
#
# cdist 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 3 of the License, or
# (at your option) any later version.
#
# cdist is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with cdist. If not, see <http://www.gnu.org/licenses/>.
#
#
# Manage packages on OpenWRT and co.
#

if [ -f "$__object/parameter/name" ]; then
   name="$(cat "$__object/parameter/name")"
else
   name="$__object_id"
fi

if [ -f "$__object/parameter/state" ]; then
   state_should="$(cat "$__object/parameter/state")"
else
   state_should="present"
fi

state_is="$(cat "$__object/explorer/pkg_status")"
case "$state_is" in
    absent*)
       present="$(echo "$state_is" | cut -d ' ' -f 2)"
       state_is="absent"
    ;;
esac

if [ "$state_is" != "$state_should" ]; then
   case "$state_should" in
      present)
         if [ "$present" = "notpresent" ]; then
            echo opkg --verbosity=0 update
         fi
         echo opkg --verbosity=0 install \"$name\"
      ;;
      absent)
         echo opkg --verbosity=0 remove \"$name\"
      ;;
      *)
         echo "Unknown state: $state" >&2
         exit 1
      ;;
   esac
fi