#!/bin/sh

if [ -z "$1" -o -z "$2" -o ! -f "$1" -o ! -f "$2" ]
then
	echo "Usage: orc2csd.sh [file.orc] [file.sco] >file.csd"
	exit 1
fi

export sample_filenames=""

replace_samples()
{
	tempfile1=$(mktemp -t $$)
	tempfile2=$(mktemp -t $$)
	cat "$1" >"$tempfile1"
	sample_filenames=$(grep "^f[0-9][0-9]*[[:space:]][[:space:]]*0[[:space:]][[:space:]]*0[[:space:]][[:space:]]*1[[:space:]][[:space:]]*\"" "$tempfile1" | sed 's/^[^"]*"\([^"]*\).*/\1/' | sort | uniq)
	sample_count=1
	for sample_filename in $sample_filenames
	do
		sed <"$tempfile1" >"$tempfile2" "s/^\(f[0-9][0-9]*[[:space:]][[:space:]]*0[[:space:]][[:space:]]*0[[:space:]][[:space:]]*1[[:space:]][[:space:]]*\"\)$sample_filename\(.*\)/\1soundin.$sample_count\2/g"
		cat "$tempfile2" >"$tempfile1"
		sample_count=$(($sample_count + 1))
	done
	cat "$tempfile1"
	rm -f "$tempfile1" "$tempfile2"
}

grab_samples()
{
	sample_count=1
	for sample_filename in $sample_filenames
	do
		echo "<CsSampleB filename=$sample_count>"
		openssl base64 <"$sample_filename"
		echo "</CsSampleB>"
		sample_count=$(($sample_count + 1))
	done
}

echo "<CsoundSynthesizer>"
echo "<CsOptions>"
echo "</CsOptions>"
echo "<CsInstruments>"
cat "$1"
echo ""
echo "</CsInstruments>"
echo "<CsScore>"
replace_samples "$2"
echo ""
echo "</CsScore>"
grab_samples
echo ""
echo "</CsoundSynthesizer>"