cmus-remote with alfred extensions script

cmus-remote.sh

#!/bin/bash
ps=/bin/ps
grep=/usr/bin/grep
tmux=/usr/local/bin/tmux
cmus=/usr/local/bin/cmus
cmus-remote=/usr/local/bin/cmus-remote
sleep=/usr/local/Cellar/coreutils/8.17/libexec/gnubin/sleep

echo {query} # use query like shift $((OPTIND-1))

if [ {query} = 'next' ]; then
	cmd=n
elif [ {query} = 'prev' ]; then
	cmd=p
elif [ {query} = 'pause' ]; then
	cmd=u
fi


if ! $ps aux | $grep cmus | $grep -v grep > /dev/null ; then
	$tmux splitw -t 1 cmus & > /dev/null;
	$sleep 1;
	$cmus-remote -u
else
	$cmus-remote -$cmd
fi