luos/workflow/engine/methods/services/wso2.php

<?php

  function wsBaseLogin( $username, $password ) {
    G::LoadClass('wsBase');
    $ws = new wsBase ();
    $res = $ws->login( $username, $password );
    return  $res->getPayloadArray ( ) ;
  }

  function wsBaseProcessList( $studentName ) {
    G::LoadClass('wsBase');
    $ws = new wsBase ();
    $result = $ws->processList ();
  	//$result[] = array ( 'guid' => 'a' . $studentName , 'name' => 'bc' );
	  //$result[] = array ( 'guid' => '2a' , 'name' => '2bc' .  $studentName );
	  //$result[] = array ( 'guid' => '2a' , 'name' => '2bc' .  $studentName );
    return array("processes"=> $result);
    //return array ( "status_code" => 12, "message" => 'abx', "timestamp" => 'aa' );
  }


/* Map of the service operation "ExamResult" to php function "ExamResult" */
$operations = array( "processesList" => "wsBaseProcessList",
                     "login" => "wsBaseLogin"
                   );

/* just tell your function parameters should be in mixed format,
   that is here parameter will be the string with the name in it*/

$opParams = array("wsBaseProcessList" => "MIXED",
                  "wsBaseLogin" => "MIXED");

//$wsdl = PATH_METHODS . "services" . PATH_SEP . "pmos.wsdl";
$wsdl = "/home/fernando/processmaker/trunk/workflow/engine/methods/services/pmos.wsdl";
echo $wsdl;
echo file_get_contents($wsdl);
die();
/* Created the WSService */
$svr = new WSService(array("wsdl" => $wsdl ,
                           "operations" => $operations,
                           "opParams" => $opParams));

/* Reply the client */
$svr->reply();

die;