/**
* Method to save fraud events on the fraud system once event triggered
*
* @param array $row the line from lines collection
* @param Mongodloid_Entity $balance
* @param string $usage_type, the usage type could be: call, data, mms, sms
* @param array $rate
* @param string $volume
* @param Billrun_Calculator $calculator
*
* @return boolean in case we are on chain return true if all ok and chain can continue, else return false if require to stop the plugin chain
*
*/
public function afterUpdateSubscriberBalance($row, $balance, $rowPrice, $calculator)
{
if (is_null($balance)) {
Billrun_Factory::log("Fraud plugin - balance is empty or not transfer to the plugin" . $row['stamp'] . ' | calculator ' . $calculator->getType(), Zend_Log::WARN);
return true;
}
// if not plan to row - cannot do anything
if (!isset($row['plan'])) {
Billrun_Factory::log("Fraud plugin - plan not exists for line " . $row['stamp'], Zend_Log::ERR);
return true;
}
// first check we are not on tap3, because we prevent intl fraud on nrtrde
if ($row['type'] == 'tap3') {
return true;
}
// check if row is too "old" to be considered as a fraud. TODO: consider lowering min_time in 1-2 days.
if ($row['urt']->sec <= $this->min_time) {
return true;
}
$thresholds = Billrun_Factory::config()->getConfigValue('fraud.thresholds', array());
foreach ($thresholds as $type => $limits) {
switch ($type) {
case 'cost':
$this->costCheck($limits, $row, $balance, $rowPrice);
break;
case 'usage':
$this->usageCheck($limits, $row, $balance);
break;
default:
Billrun_Factory::log("Fraud plugin - method doesn't exists " . $type, Zend_Log::WARN);
break;
}
}
return true;
}
