#!/bin/sh
#
# 2011 Nico Schottelius (nico-cdist at schottelius.org)
#
# 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/>.
#
#
# __file is a very basic type and should be able to be used as an
# example for typewrites later
#

type="$(cat "$__object/parameter/type")"

# If destination was specified, do not use the id
if [ -f "$__object/parameter/destination" ]; then
   destination="$(cat "$__object/parameter/destination")"
else
   # If no destination has been supplied, the id is the destination
   # Prepend /, which got lost in the object id (and relative paths
   # don't make sense)
   destination="/$__object_id"
fi

# Ensure we have an absolute path
if ! $(echo "$destination" | grep -q ^/); then
   echo "Error: Destination ($destination) of $__object_id is not absolute." >&2
   exit 1
fi

# Copy source if existing
if [ -f "$__object/parameter/source" ]; then
   source="$(cat "$__object/parameter/source")"

   exec 3>&1
   exec 1>&2

   set -x
   md5sum="$(md5sum "$source")"
   remote_md5sum="$(cat "$__object/explorer/md5sum")"

   # Is md5sum the right approach?
   if [ "$md5sum" != "$remote_md5sum" ]; then
      # FIXME: This is ugly and hardcoded, replace after 1.0!
      # Probably a better aproach is to have the user configured
      # ~/.ssh/config to contain the right username
      # Probably describe it in cdist-quickstart...
      scp "$source" "root@${__target_host}:${destination}"
   fi

# No source? Create empty file/dir
else
   case "$type" in
      directory)
         echo mkdir \"$destination\"
      ;;

      file)
         echo touch \"$destination\"
      ;;

      *)
         echo "Unsupported type: \"$type\"" >&2
         exit 1
      ;;
   esac
fi

if [ -f "$__object/parameter/mode" ]; then
   mode="$(cat "$__object/parameters/mode")"
   echo chmod \"$mode\" \"$destination\"
fi