/**
* Obtain agentid or uuid from request and lookup agent.
* @return agent found, or null.
*/
function loadAgent()
{
$agent = null;
$agentid = preg_replace('[^0-9]', '', array_key_exists("agentid", $_REQUEST) ? $_REQUEST["agentid"] : "");
$uuid = array_key_exists("uuid", $_REQUEST) ? $_REQUEST["uuid"] : "";
if (strlen($agentid) > 0) {
$agent = new Agent();
$agent->load($agentid);
} elseif (strlen($uuid) > 0) {
if (UuidFactory::isValid($uuid)) {
$agent = new Agent();
$agent->loadByGUID($uuid);
}
}
return $agent;
}
