tweak lucky number function

booking.regn_form.inc

@@ -1291,7 +1291,23 @@ function booking_payment_completed_page()
   global $event;
   $output = "";
   $return_array = array();
-  
+  /*
+  $parameters = drupal_get_query_parameters();
+
+  //check if we got a transaction token from paypal
+  if (isset($parameters['token'])) {
+    //check to make sure the value is something we're expecting
+    $paypal_token = $parameters['token'];
+    if (! preg_match('/^[0-9A-Fa-f\-]+$/', $paypal_token)) {
+      //parameter from url is not what we were expecting so ignore it and just use the site-wide tokens for this page 
+      $tokens = booking_define_tokens();
+    }
+    else {
+      //query the payments table to find the attendee that this paypal token belongs to 
+
+    }
+  }
+  */
   //set the page title
   $bookingTitle = !empty($event->booking_eventname) ? $event->booking_eventname : 'Event';
   drupal_set_title($bookingTitle . ' Registration Completed');