php drpc client written on top of thrift library to connect to drpc topologies running on storm.
just require the DRPC.php
file in your project and create an instance of the drpc client like.
include "includes/drpc/DRPC.php";
$drpc = new DRPC("xxx.xxx.x.xx",3772,NULL);
$result = $drpc->execute("CallFunctionName",$params);
If you still got trouble mail me the issue