private function setDG1($diagnosis, $sequence = '1')
{
$diagnosis = explode(":", $diagnosis);
$type = $this->encounter->close_date == '0000-00-00 00:00:00' ? 'W' : 'F';
$dg1 = $this->hl7->addSegment('DG1');
$dg1->setValue('1', $sequence);
$dg1->setValue('2', $diagnosis[0]);
$dg1->setValue('3.1', $diagnosis[1]);
$dg1->setValue('6', $type);
}
public function Process($msg = '', $addSocketCharacters = true)
{
// try{
$this->msg = $msg;
$this->ackStatus = 'AA';
$this->ackMessage = '';
/**
* Parse the HL7 Message
*/
$hl7 = new HL7();
$msg = $hl7->readMessage($this->msg);
$application = $hl7->getSendingApplication();
$facility = $hl7->getSendingFacility();
$version = $hl7->getMsgVersionId();
/**
* check HL7 version
*/
if ($version != '2.5.1') {
$this->ackStatus = 'AR';
$this->ackMessage = 'HL7 version unsupported';
}
/**
* Check for IP address access
*/
$this->recipient = $this->r->load(array('application_name' => $application))->one();
if ($this->recipient === false) {
$this->ackStatus = 'AR';
$this->ackMessage = "This application '{$application}' Not Authorized";
}
/**
*
*/
if ($msg === false) {
$this->ackStatus = 'AE';
$this->ackMessage = 'Unable to parse HL7 message, please contact Support Desk';
}
/**
*
*/
$msgRecord = new stdClass();
$msgRecord->msg_type = $hl7->getMsgType();
$msgRecord->message = $this->msg;
$msgRecord->foreign_facility = $hl7->getSendingFacility();
$msgRecord->foreign_application = $hl7->getSendingApplication();
$msgRecord->foreign_address = isset($_SERVER['REMOTE_ADDR']) ? $_SERVER['REMOTE_ADDR'] : '';
$msgRecord->isOutbound = '0';
$msgRecord->status = '2';
$msgRecord->date_processed = date('Y-m-d H:i:s');
$msgRecord = $this->m->save($msgRecord);
$msgRecord = (array) $msgRecord['data'];
if ($this->ackStatus == 'AA') {
/**
*
*/
switch ($hl7->getMsgType()) {
case 'ORU':
$this->ProcessORU($hl7, $msg, $msgRecord);
break;
case 'ADT':
$this->ProcessADT($hl7, $msg, $msgRecord);
break;
default:
break;
}
}
/**
*
*/
$ack = new HL7();
$msh = $ack->addSegment('MSH');
$msh->setValue('3.1', 'GaiaEHR');
// Sending Application
$msh->setValue('4.1', 'Gaia');
// Sending Facility
$msh->setValue('9.1', 'ACK');
$msh->setValue('11.1', 'P');
// P = Production
$msh->setValue('12.1', '2.5.1');
// HL7 version
$msa = $ack->addSegment('MSA');
$msa->setValue('1', $this->ackStatus);
// AA = Positive acknowledgment, AE = Application error, AR = Application reject
$msa->setValue('2', $hl7->getMsgControlId());
// Message Control ID from MSH
$msa->setValue('3', $this->ackMessage);
// Error Message
$ackMsg = $ack->getMessage();
$msgRecord['response'] = $ackMsg;
$this->m->save((object) $msgRecord);
// unset all the variables to release memory
unset($ack, $hl7, $msg, $msgRecord, $oData, $result);
return $addSocketCharacters ? "\v" . $ackMsg . chr(0x1c) . chr(0xd) : $ackMsg;
}
