/**
* Find current sms command and set in here response
*
* @param $response string
* @example $response OK : '@ B AWS01 DT OK 234567890 BV1 126 7558E9F6 $' (without space)
* @example $response FAIL : '@ B AWS01 DT FAIL E3290CA6 $' (without space)
*
* @return null|SMSCommand
*/
public static function setResponse($response)
{
/**
* 1. Min response length
* 2. Lead X code
* 3. Start @
* Ended $
* 4. CRC
*/
if (strlen($response) >= 18 && (substr($response, 1, 1) === 'B' || substr($response, 1, 1) === 'C') && substr($response, 0, 1) === '@' && substr($response, -1) === '$' && substr($response, -9, 8) === It::prepareCRC(substr($response, 1, -9))) {
$sms_command_code = substr($response, 7, 2);
$station_id_code = substr($response, 2, 5);
$qb = new CDbCriteria();
$qb->compare('sms_command_status', SMSCommand::STATUS_SENT);
$qb->compare('sms_command_code', $sms_command_code);
$qb->compare('station.station_id_code', $station_id_code);
$qb->with = ['station' => ['select' => false]];
$qb->order = 't.updated ASC';
/** @var SMSCommand $sms_command */
$sms_command = SMSCommand::model()->find($qb);
if (!isset($sms_command)) {
$sms_command = new SMSCommand();
$station = Station::Model()->findByAttributes(array('station_id_code' => $station_id_code));
if (is_null($station)) {
return null;
}
$sms_command->station_id = $station->station_id;
$sms_command->sms_command_code = "-";
$sms_command->sms_command_message = "-";
}
$sms_command->sms_command_response = $response;
$sms_command->sms_command_status = SMSCommand::STATUS_PROCESSED;
if (!$sms_command->save()) {
It::sendLetter(yii::app()->params['developer_email'], 'Error', json_encode($sms_command->getErrors()));
}
return $sms_command;
}
return null;
}
