transmissionUnRAR.sh

#!/bin/sh

DEST_DIR="/some/other/dir"

function linker() { # create simlink to downloaded files, rather than copy to final directory
  if [ ! -d "$DEST_DIR/$1" ]; then mkdir "$DEST_DIR/$1"; fi
  cd "$1"
  for F in *; do
    if [ -d "$F" ]; then linker "$1/$F"; fi
    ln -s "$TR_TORRENT_DIR/$1/$F" "$DEST_DIR/$1"
  done
}

cd $TR_TORRENT_DIR
if [ -d "$TR_TORRENT_NAME" ]
then
  if ls "$TR_TORRENT_NAME"/*.rar > /dev/null 2>&1
  then
    find "$TR_TORRENT_NAME" -iname "*.rar" | while read file
    do
      unrar x -inul "$file"
    done
    transmission-remote -n name:password -t$TR_TORRENT_ID --remove-and-delete &
    echo "Unrarred $TR_TORRENT_NAME" >> /var/log/posttorrent.log
  else # for multifile torrents that aren't rar'd
    # cp -r "$TR_TORRENT_NAME" "$DEST_DIR"
    linker "$TR_TORRENT_NAME"
  fi
else # for single file torrents
  # cp "$TR_TORRENT_NAME" "$DEST_DIR"
  ln -s "$TR_TORRENT_NAME" "$DEST_DIR"  
fi