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transmitCCD.php
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transmitCCD.php
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<?php
/**
* Functions to transmit a CCD as a Direct Protocol Message
*
* Copyright (C) 2013 EMR Direct <https://www.emrdirect.com/>
*
* Use of these functions requires an active phiMail Direct messaging
* account with EMR Direct. For information regarding this service,
* please visit https://www.emrdirect.com or email [email protected]
*
* LICENSE: This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 3
* of the License, or (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://opensource.org/licenses/gpl-license.php>;.
*
* @package OpenEMR
* @author EMR Direct <https://www.emrdirect.com/>
* @link https://www.open-emr.org
*/
require_once(dirname(__FILE__) . "/../library/patient.inc");
require_once(dirname(__FILE__) . "/../library/direct_message_check.inc");
use OpenEMR\Common\Crypto\CryptoGen;
use OpenEMR\Common\Logging\EventAuditLogger;
/*
* Connect to a phiMail Direct Messaging server and transmit
* a CCD document to the specified recipient. If the message is accepted by the
* server, the script will return "SUCCESS", otherwise it will return an error msg.
* @param DOMDocument ccd the xml data to transmit, a CCDA document is assumed
* @param string recipient the Direct Address of the recipient
* @param string requested_by user | patient
* @return string result of operation
*/
function transmitCCD($ccd, $recipient, $requested_by, $xml_type = "CCD")
{
global $pid;
//get patient name in Last_First format (used for CCDA filename) and
//First Last for the message text.
$patientData = getPatientPID(array("pid" => $pid));
if (empty($patientData[0]['lname'])) {
$att_filename = "";
$patientName2 = "";
} else {
//spaces are the argument delimiter for the phiMail API calls and must be removed
$att_filename = " " .
str_replace(" ", "_", $xml_type . "_" . $patientData[0]['lname']
. "_" . $patientData[0]['fname']) . ".xml";
$patientName2 = $patientData[0]['fname'] . " " . $patientData[0]['lname'];
}
$config_err = xl("Direct messaging is currently unavailable.") . " EC:";
if ($GLOBALS['phimail_enable'] == false) {
return("$config_err 1");
}
$fp = phimail_connect($err);
if ($fp === false) {
return("$config_err $err");
}
$phimail_username = $GLOBALS['phimail_username'];
$cryptoGen = new CryptoGen();
$phimail_password = $cryptoGen->decryptStandard($GLOBALS['phimail_password']);
$ret = phimail_write_expect_OK($fp, "AUTH $phimail_username $phimail_password\n");
if ($ret !== true) {
return("$config_err 4");
}
$ret = phimail_write_expect_OK($fp, "TO $recipient\n");
if ($ret !== true) {
return( xl("Delivery is not allowed to the specified Direct Address.") );
}
$ret = fgets($fp, 1024); //ignore extra server data
if ($requested_by == "patient") {
$text_out = xl("Delivery of the attached clinical document was requested by the patient") .
($patientName2 == "" ? "." : ", " . $patientName2 . ".");
} else {
$text_out = xl("A clinical document is attached") .
($patientName2 == "" ? "." : " " . xl("for patient") . " " . $patientName2 . ".");
}
$text_len = strlen($text_out);
phimail_write($fp, "TEXT $text_len\n");
$ret = @fgets($fp, 256);
if ($ret != "BEGIN\n") {
phimail_close($fp);
return("$config_err 5");
}
$ret = phimail_write_expect_OK($fp, $text_out);
if ($ret !== true) {
return("$config_err 6");
}
$ccd_out = $ccd->saveXml();
$ccd_len = strlen($ccd_out);
phimail_write($fp, "ADD " . ($xml_type == "CCR" ? "CCR " : "CDA ") . $ccd_len . $att_filename . "\n");
$ret = fgets($fp, 256);
if ($ret != "BEGIN\n") {
phimail_close($fp);
return("$config_err 7");
}
$ret = phimail_write_expect_OK($fp, $ccd_out);
if ($ret !== true) {
return("$config_err 8");
}
phimail_write($fp, "SEND\n");
$ret = fgets($fp, 256);
phimail_close($fp);
if ($requested_by == "patient") {
$reqBy = "portal-user";
$sql = "SELECT id FROM users WHERE username='portal-user'";
if (
($r = sqlStatementNoLog($sql)) === false ||
($u = sqlFetchArray($r)) === false
) {
$reqID = 1; //default if we don't have a service user
} else {
$reqID = $u['id'];
}
} else {
$reqBy = $_SESSION['authUser'];
$reqID = $_SESSION['authUserID'];
}
if (substr($ret, 5) == "ERROR") {
//log the failure
EventAuditLogger::instance()->newEvent("transmit-ccd", $reqBy, $_SESSION['authProvider'], 0, $ret, $pid);
return( xl("The message could not be sent at this time."));
}
/**
* If we get here, the message was successfully sent and the return
* value $ret is of the form "QUEUED recipient message-id" which
* is suitable for logging.
*/
$msg_id = explode(" ", trim($ret), 4);
if ($msg_id[0] != "QUEUED" || !isset($msg_id[2])) { //unexpected response
$ret = "UNEXPECTED RESPONSE: " . $ret;
EventAuditLogger::instance()->newEvent("transmit-ccd", $reqBy, $_SESSION['authProvider'], 0, $ret, $pid);
return( xl("There was a problem sending the message."));
}
EventAuditLogger::instance()->newEvent("transmit-" . $xml_type, $reqBy, $_SESSION['authProvider'], 1, $ret, $pid);
$adodb = $GLOBALS['adodb']['db'];
$sql = "INSERT INTO direct_message_log (msg_type,msg_id,sender,recipient,status,status_ts,patient_id,user_id) " .
"VALUES ('S', ?, ?, ?, 'S', NOW(), ?, ?)";
$res = @sqlStatementNoLog($sql, array($msg_id[2],$phimail_username,$recipient,$pid,$reqID));
return("SUCCESS");
}