static function create_from_pptxn($pptxn_id)
{
$t = new PayPalTxn($pptxn_id);
# if it already has a payment_id, stop here and just return that id
if ($t->payment_id() > 0) {
return $t->payment_id();
}
$student_id = $t->student_id();
if ($student_id === false) {
return false;
}
$set = array('student_id' => $student_id, 'created_at' => 'NOW()');
$money = $t->money();
$set['currency'] = $money->code;
$set['millicents'] = $money->millicents;
$info = $t->infoarray();
if (!isset($info['item_number'])) {
return false;
}
$d = new Document($info['item_number']);
if ($d->failed()) {
return false;
}
$set['document_id'] = $d->id;
$p = new Payment(false);
$payment_id = $p->add($set);
$t->set(array('payment_id' => $payment_id));
return $payment_id;
}
