PHP technique to query the APNs Feedback Server

Question

Can someone clarify what the APNs (Apple Push Notification) wants as far as how you query it?

The docs say it starts sending as soon as the connection is made. Does

Answer 1

This finally worked for me.

$arr = unpack("H*", $devconts); 
$rawhex = trim(implode("", $arr));

$feedbackTime = hexdec(substr($rawhex, 0, 8)); 
$feedbackDate = date('Y-m-d H:i', $feedbackTime); 
$feedbackLen = hexdec(substr($rawhex, 8, 4)); 
$feedbackDeviceToken = substr($rawhex, 12, 64);

And then you simply check for the device token against the timestamp!