Unrar.sh

# put this file and xbiso.pl in the directory with your xbox game folders
# warning, this code does not handle spaces in file or directory names

# No CRC, no clean up, no log

startdir=`pwd`

for f in `find . -type f`
  do

    foundpath=`dirname $f`
    foundname=`basename $f`

    # will find *.001 or *.rar, including *part01.rar or *part001.rar
    # but never "part", proceeded by a number greater then 01 or 001, then ending in ".rar"
    if [[ $foundname = *.rar || $foundname = *.001 ]]; then
      if [[ $foundname = *part01.rar ||
      $foundname = *part001.rar ||
      $foundname = *.001 ||
      $foundname = !(*part[0-9][0-9]|*part[0-9][0-9][0-9]).rar ]]; then

        cd $startdir/$foundpath
        currentdir=${PWD##*/}
        echo "FOUND!  $currentdir"

        echo "Unpacking rar..."
        unrar x -inul $foundname

        # rename iso, will be the same name as the parent dir
        echo "Renaming iso..."
        mv $isofile $currentdir.iso
        echo "----------------"

      fi
    fi

done