#! /bin/bash

# NOTE: No "." in file path (bug in dcraw).
TEMPDIR=$(mktemp -t -d dcraw-thumnailer-XXXXXX) || exit 1
trap "rm -rf $TEMPDIR" EXIT
SUFFIX=${1##*.}
# Suffix sanity checks:
if test "$SUFFIX" = "$1" ; then
    SUFFIX=""
fi
if test "${SUFFIX//[-_A-Za-z0-9]/}" != "" ; then
    SUFFIX=""
fi
TEMP_BASE=$TEMPDIR/rawfile
TEMP=$TEMP_BASE.$SUFFIX

# "ln -s" is faster, but does not work for remote files.
if [ "${1##file://*}" ]
then
  gnomevfs-copy "$1" "file://$TEMP"
  chmod +w $TEMP
else
  # unescape URI and convert to real file name
  eval "filename=\$'${1//\%/\\x}'"
  ln -s "${filename#file://}" "$TEMP"
fi

cd $TEMPDIR
dcraw -h -w $TEMP
cd -
mv $TEMP_BASE.p[bgp]m "$2"