2 #require_once("{$GLOBALS['srcdir']}/sql.inc");
3 require_once(dirname(__FILE__). "/sql.inc");
4 require_once(dirname(__FILE__). "/formdata.inc.php");
6 function newEvent($event, $user, $groupname, $success, $comments="", $patient_id=null, $log_from = 'open-emr', $menu_item = 'dashboard', $ccda_doc_id = 0) {
7 $adodb = $GLOBALS['adodb']['db'];
8 $crt_user=isset($_SERVER['SSL_CLIENT_S_DN_CN']) ? $_SERVER['SSL_CLIENT_S_DN_CN'] : null;
10 // deal with comments encryption, if turned on
11 $encrypt_comment = 'No';
12 if (!empty($comments)) {
13 if ($GLOBALS["enable_auditlog_encryption"]) {
14 $comments = aes256Encrypt($comments);
15 $encrypt_comment = 'Yes';
19 if ($log_from == 'patient-portal') {
20 $sqlMenuItems = "SELECT * FROM patient_portal_menu";
22 $resMenuItems = sqlStatement($sqlMenuItems);
23 for($iter=0; $rowMenuItem=sqlFetchArray($resMenuItems); $iter++) {
24 $menuItems[$rowMenuItem['patient_portal_menu_id']] = $rowMenuItem['menu_name'];
27 $menuItemId = array_search($menu_item, $menuItems);
28 $sql = "insert into log ( date, event, user, patient_id, groupname, success, comments,
29 log_from, menu_item_id, crt_user, ccda_doc_id) values ( NOW(), ?, ?, ?, ?, ?, ?, ?, ?,?, ?)";
30 $ret = sqlStatementNoLog($sql, array($event, $user, $patient_id, $groupname, $success, $comments,$log_from, $menuItemId,$crt_user, $ccda_doc_id));
32 /* More details added to the log */
33 $sql = "insert into log ( date, event, user, groupname, success, comments, crt_user, patient_id) " .
34 "values ( NOW(), " . $adodb->qstr($event) . "," . $adodb->qstr($user) .
35 "," . $adodb->qstr($groupname) . "," . $adodb->qstr($success) . "," .
36 $adodb->qstr($comments) ."," .
37 $adodb->qstr($crt_user) ."," . $adodb->qstr($patient_id). ")";
39 $ret = sqlInsertClean_audit($sql);
42 // Send item to log_comment_encrypt for comment encyption tracking
43 $last_log_id = $GLOBALS['adodb']['db']->Insert_ID();
44 $encryptLogQry = "INSERT INTO log_comment_encrypt (log_id, encrypt, checksum) ".
46 $adodb->qstr($last_log_id) . "," .
47 $adodb->qstr($encrypt_comment) . "," .
49 sqlInsertClean_audit($encryptLogQry);
51 if(($patient_id=="NULL") || ($patient_id==null))$patient_id=0;
53 send_atna_audit_msg($user, $groupname, $event, $patient_id, $success, $comments);
56 function getEventByDate($date, $user="", $cols="DISTINCT date, event, user, groupname, patient_id, success, comments, checksum")
58 $sql = "SELECT $cols FROM log WHERE date >= '$date 00:00:00' AND date <= '$date 23:59:59'";
59 if ($user) $sql .= " AND user LIKE '$user'";
60 $sql .= " ORDER BY date DESC LIMIT 5000";
61 $res = sqlStatement($sql);
62 for($iter=0; $row=sqlFetchArray($res); $iter++) {
69 * Get records from the LOG and Extended_Log table
70 * using the optional parameters:
71 * date : a specific date (defaults to today)
72 * user : a specific user (defaults to none)
73 * cols : gather specific columns (defaults to date,event,user,groupname,comments)
74 * sortby : sort the results by (defaults to none)
78 function getEvents($params)
80 // parse the parameters
81 $cols = "DISTINCT date, event, user, groupname, patient_id, success, comments,checksum,crt_user, id ";
82 if (isset($params['cols']) && $params['cols'] != "") $cols = $params['cols'];
84 $date1 = date("Y-m-d H:i:s", time());
85 if (isset($params['sdate']) && $params['sdate'] != "") $date1= $params['sdate'];
87 $date2 = date("Y-m-d H:i:s", time());
88 if (isset($params['edate']) && $params['edate'] != "") $date2= $params['edate'];
91 if (isset($params['user']) && $params['user'] != "") $user= $params['user'];
93 //VicarePlus :: For Generating log with patient id.
95 if (isset($params['patient']) && $params['patient'] != "") $patient= $params['patient'];
98 if (isset($params['sortby']) && $params['sortby'] != "") $sortby = $params['sortby'];
101 if (isset($params['levent']) && $params['levent'] != "") $levent = $params['levent'];
104 if (isset($params['tevent']) && $params['tevent'] != "") $tevent = $params['tevent'];
107 if (isset($params['event']) && $params['event'] != "") $event = $params['event'];
109 if ($sortby == "comments") $sortby = "description";
110 if ($sortby == "groupname") $sortby = ""; //VicarePlus :: since there is no groupname in extended_log
111 if ($sortby == "success") $sortby = ""; //VicarePlus :: since there is no success field in extended_log
112 if ($sortby == "checksum") $sortby = ""; //VicarePlus :: since there is no checksum field in extended_log
113 $columns = "DISTINCT date, event, user, recipient,patient_id,description";
114 $sql = "SELECT $columns FROM extended_log WHERE date >= '$date1' AND date <= '$date2'";
115 if ($user != "") $sql .= " AND user LIKE '$user'";
116 if ($patient != "") $sql .= " AND patient_id LIKE '$patient'";
117 if ($levent != "") $sql .= " AND event LIKE '$levent%'";
118 if ($sortby != "") $sql .= " ORDER BY ".$sortby." DESC "; // descending order
119 $sql .= " LIMIT 5000";
124 $sql = "SELECT $cols FROM log WHERE date >= '$date1' AND date <= '$date2'";
125 if ($user != "") $sql .= " AND user LIKE '$user'";
126 if ($patient != "") $sql .= " AND patient_id LIKE '$patient'";
127 if ($levent != "") $sql .= " AND event LIKE '$levent%'";
128 if ($tevent != "") $sql .= " AND event LIKE '%$tevent'";
129 if ($sortby != "") $sql .= " ORDER BY ".$sortby." DESC "; // descending order
130 $sql .= " LIMIT 5000";
132 $res = sqlStatement($sql);
133 for($iter=0; $row=sqlFetchArray($res); $iter++) {
139 /* Given an SQL insert/update that was just performeds:
140 * - Find the table and primary id of the row that was created/modified
141 * - Calculate the SHA1 checksum of that row (with all the
142 * column values concatenated together).
143 * - Return the SHA1 checksum as a 40 char hex string.
144 * If this is not an insert/update query, return "".
145 * If multiple rows were modified, return "".
146 * If we're unable to determine the row modified, return "".
148 * TODO: May need to incorporate the binded stuff (still analyzing)
151 function sql_checksum_of_modified_row($statement)
156 $tokens = preg_split("/[\s,(\'\"]+/", $statement);
157 /* Identifying the id for insert/replace statements for calculating the checksum */
158 if((strcasecmp($tokens[0],"INSERT")==0) || (strcasecmp($tokens[0],"REPLACE")==0)){
160 $rid = generic_sql_insert_id();
161 /* For handling the table that doesn't have auto-increment column */
162 if ($rid === 0 || $rid === FALSE) {
163 if($table == "gacl_aco_map" || $table == "gacl_aro_groups_map" || $table == "gacl_aro_map" || $table == "gacl_axo_groups_map" || $table == "gacl_axo_map")
165 else if($table == "gacl_groups_aro_map" || $table == "gacl_groups_axo_map")
169 /* To handle insert statements */
170 if($tokens[3] == $id){
171 for($i=4;$i<count($tokens);$i++){
172 if(strcasecmp($tokens[$i],"VALUES")==0){
178 /* To handle replace statements */
179 else if(strcasecmp($tokens[3],"SET")==0){
180 if((strcasecmp($tokens[4],"ID")==0) || (strcasecmp($tokens[4],"`ID`")==0)){
190 /* Identifying the id for update statements for calculating the checksum */
191 else if(strcasecmp($tokens[0],"UPDATE")==0){
195 $total = count($tokens);
197 /* Identifying the primary key column for the updated record */
198 if ($table == "form_physical_exam") {
201 else if ($table == "claims"){
204 else if ($table == "openemr_postcalendar_events") {
207 else if ($table == "lang_languages"){
210 else if ($table == "openemr_postcalendar_categories" || $table == "openemr_postcalendar_topics"){
213 else if ($table == "openemr_postcalendar_limits"){
216 else if($table == "gacl_aco_map" || $table == "gacl_aro_groups_map" || $table == "gacl_aro_map" || $table == "gacl_axo_groups_map" || $table == "gacl_axo_map"){
219 else if($table == "gacl_groups_aro_map" || $table == "gacl_groups_axo_map"){
226 /* Identifying the primary key value for the updated record */
227 while ($offset < $total) {
228 /* There are 4 possible ways that the id=123 can be parsed:
236 if (($tokens[$offset] == "$id=") && ($offset + 1 < $total)) {
237 $rid = $tokens[$offset+1];
240 /* 'id', '=', '123' */
241 else if ($tokens[$offset] == "$id" && $tokens[$offset+1] == "=" && ($offset+2 < $total)) {
242 $rid = $tokens[$offset+2];
246 else if (strpos($tokens[$offset], "$id=") === 0) {
247 $tid = substr($tokens[$offset], strlen($id)+1);
253 else if($tokens[$offset] == "$id") {
254 $tid = substr($tokens[$offset+1],1);
260 }//while ($offset < $total)
261 }// else if ($tokens[0] == 'update' || $tokens[0] == 'UPDATE' )
263 if ($table == "" || $rid == "") {
266 /* Framing sql statements for calculating checksum */
267 if ($table == "form_physical_exam") {
268 $sql = "select * from $table where forms_id = $rid";
270 else if ($table == "claims"){
271 $sql = "select * from $table where patient_id = $rid";
273 else if ($table == "openemr_postcalendar_events") {
274 $sql = "select * from $table where pc_eid = $rid";
276 else if ($table == "lang_languages") {
277 $sql = "select * from $table where lang_id = $rid";
279 else if ($table == "openemr_postcalendar_categories" || $table == "openemr_postcalendar_topics"){
280 $sql = "select * from $table where pc_catid = $rid";
282 else if ($table == "openemr_postcalendar_limits"){
283 $sql = "select * from $table where pc_limitid = $rid";
285 else if ($table == "gacl_aco_map" || $table == "gacl_aro_groups_map" || $table == "gacl_aro_map" || $table == "gacl_axo_groups_map" || $table == "gacl_axo_map"){
286 $sql = "select * from $table where acl_id = $rid";
288 else if($table == "gacl_groups_aro_map" || $table == "gacl_groups_axo_map"){
289 $sql = "select * from $table where group_id = $rid";
292 $sql = "select * from $table where id = $rid";
294 // When this function is working perfectly, can then shift to the
295 // sqlQueryNoLog() function.
296 $results = sqlQueryNoLogIgnoreError($sql);
298 /* Concatenating the column values for the row inserted/updated */
299 if (is_array($results)) {
300 foreach ($results as $field_name => $field) {
301 $column_values .= $field;
304 // ViCarePlus: As per NIST standard, the encryption algorithm SHA1 is used
306 //error_log("COLUMN_VALUES: ".$column_values,0);
307 return sha1($column_values);
310 /* Create an XML audit record corresponding to RFC 3881.
311 * The parameters passed are the column values (from table 'log')
312 * for a single audit record.
314 function create_rfc3881_msg($user, $group, $event, $patient_id, $outcome, $comments)
317 /* Event action codes indicate whether the event is read/write.
318 * C = create, R = read, U = update, D = delete, E = execute
320 $eventActionCode = 'E';
321 if (substr($event, -7) == "-create") {
322 $eventActionCode = 'C';
324 else if (substr($event, -7) == "-insert") {
325 $eventActionCode = 'C';
327 else if (substr($event, -7) == "-select") {
328 $eventActionCode = 'R';
330 else if (substr($event, -7) == "-update") {
331 $eventActionCode = 'U';
333 else if (substr($event, -7) == "-delete") {
334 $eventActionCode = 'D';
337 $date_obj = new DateTime();
338 $eventDateTime = $date_obj->format(DATE_ATOM);
340 /* For EventOutcomeIndicator, 0 = success and 4 = minor error */
341 $eventOutcome = ($outcome === 1) ? 0 : 4;
343 /* The choice of event codes is up to OpenEMR.
344 * We're using the same event codes as
345 * https://iheprofiles.projects.openhealthtools.org/
347 $eventIDcodeSystemName = "DCM";
349 $eventIDdisplayName = $event;
351 if (strpos($event, 'patient-record') !== FALSE) {
352 $eventIDcode = 110110;
353 $eventIDdisplayName = 'Patient Record';
355 else if (strpos($event, 'view') !== FALSE) {
356 $eventIDCode = 110110;
357 $eventIDdisplayName = 'Patient Record';
359 else if (strpos($event, 'login') !== FALSE) {
360 $eventIDcode = 110122;
361 $eventIDdisplayName = 'Login';
363 else if (strpos($event, 'logout') !== FALSE) {
364 $eventIDcode = 110123;
365 $eventIDdisplayName = 'Logout';
367 else if (strpos($event, 'scheduling') !== FALSE) {
368 $eventIDcode = 110111;
369 $eventIDdisplayName = 'Patient Care Assignment';
371 else if (strpos($event, 'security-administration') !== FALSE) {
372 $eventIDcode = 110129;
373 $eventIDdisplayName = 'Security Administration';
379 /* Variables used in ActiveParticipant section, which identifies
380 * the IP address and application of the source and destination.
382 $srcUserID = $_SERVER['SERVER_NAME'] . '|OpenEMR';
383 $srcNetwork = $_SERVER['SERVER_ADDR'];
384 $destUserID = $GLOBALS['atna_audit_host'];
385 $destNetwork = $GLOBALS['atna_audit_host'];
391 $userDisplayName = 'User Identifier';
394 $patientTypeCode = "";
397 $patientDisplayName = "";
399 if ($eventIDdisplayName == 'Patient Record') {
400 $patientID = $patient_id;
401 $pattientTypeCode = 1;
404 $patientDisplayName = 'Patient Number';
407 /* Construct the XML audit message, and save to $msg */
408 $msg = '<?xml version="1.0" encoding="ASCII"?>';
409 $msg .= '<AuditMessage xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" ';
410 $msg .= 'xsi:noNamespaceSchemaLocation="healthcare-security-audit.xsd">';
412 /* Indicate the event code, text name, read/write type, and date/time */
413 $msg .= "<EventIdentification EventActionCode=\"$eventActionCode\" ";
414 $msg .= "EventDateTime=\"$eventDateTime\" ";
415 $msg .= "EventOutcomeIndicator=\"$eventOutcome\">";
416 $msg .= "<EventID code=\"eventIDcode\" displayName=\"$eventIDdisplayName\" ";
417 $msg .= "codeSystemName=\"DCM\" />";
418 $msg .= "</EventIdentification>";
420 /* Indicate the IP address and application of the source and destination */
421 $msg .= "<ActiveParticipant UserID=\"$srcUserID\" UserIsRequestor=\"true\" ";
422 $msg .= "NetworkAccessPointID=\"$srcNetwork\" NetworkAccessPointTypeCode=\"2\" >";
423 $msg .= "<RoleIDCode code=\"110153\" displayName=\"Source\" codeSystemName=\"DCM\" />";
424 $msg .= "</ActiveParticipant>";
425 $msg .= "<ActiveParticipant UserID=\"$destUserID\" UserIsRequestor=\"false\" ";
426 $msg .= "NetworkAccessPointID=\"$destNetwork\" NetworkAccessPointTypeCode=\"2\" >";
427 $msg .= "<RoleIDCode code=\"110152\" displayName=\"Destination\" codeSystemName=\"DCM\" />";
428 $msg .= "</ActiveParticipant>";
430 $msg .= "<AuditSourceIdentification AuditSourceID=\"$srcUserID\" />";
432 /* Indicate the username who generated this audit record */
433 $msg .= "<ParticipantObjectIdentification ParticipantObjectID=\"$user\" ";
434 $msg .= "ParticipantObjectTypeCode=\"1\" ";
435 $msg .= "ParticipantObjectTypeCodeRole=\"6\" >";
436 $msg .= "<ParticipantObjectIDTypeCode code=\"11\" ";
437 $msg .= "displayName=\"User Identifier\" ";
438 $msg .= "codeSystemName=\"RFC-3881\" /></ParticipantObjectIdentification>";
440 if ($eventIDdisplayName == 'Patient Record' && $patient_id != 0) {
441 $msg .= "<ParticipantObjectIdentification ParticipantObjectID=\"$patient_id\" ";
442 $msg .= "ParticipantObjectTypeCode=\"1\" ";
443 $msg .= "ParticipantObjectTypeCodeRole=\"1\" >";
444 $msg .= "<ParticipantObjectIDTypeCode code=\"2\" ";
445 $msg .= "displayName=\"Patient Number\" ";
446 $msg .= "codeSystemName=\"RFC-3881\" /></ParticipantObjectIdentification>";
448 $msg .= "</AuditMessage>";
450 /* Add the syslog header */
451 $date_obj = new DateTime($date);
452 $datestr= $date_obj->format(DATE_ATOM);
453 $msg = "<13> " . $datestr . " " . $_SERVER['SERVER_NAME'] . " " . $msg;
458 /* Create a TLS (SSLv3) connection to the given host/port.
459 * $localcert is the path to a PEM file with a client certificate and private key.
460 * $cafile is the path to the CA certificate file, for
461 * authenticating the remote machine's certificate.
462 * If $cafile is "", the remote machine's certificate is not verified.
463 * If $localcert is "", we don't pass a client certificate in the connection.
465 * Return a stream resource that can be used with fwrite(), fread(), etc.
466 * Returns FALSE on error.
468 function create_tls_conn($host, $port, $localcert, $cafile) {
470 if ($cafile !== null && $cafile != "") {
471 $sslopts['cafile'] = $cafile;
472 $sslopts['verify_peer'] = TRUE;
473 $sslopts['verify_depth'] = 10;
475 if ($localcert !== null && $localcert != "") {
476 $sslopts['local_cert'] = $localcert;
478 $opts = array('tls' => $sslopts, 'ssl' => $sslopts);
479 $ctx = stream_context_create($opts);
481 $flags = STREAM_CLIENT_CONNECT;
483 $olderr = error_reporting(0);
484 $conn = stream_socket_client('tls://' . $host . ":" . $port, $errno, $errstr,
485 $timeout, $flags, $ctx);
486 error_reporting($olderr);
491 /* This function is used to send audit records to an Audit Repository Server,
492 * as described in the Audit Trail and Node Authentication (ATNA) standard.
493 * Given the fields in a single audit record:
494 * - Create an XML audit message according to RFC 3881, including the RFC5425 syslog header.
495 * - Create a TLS connection that performs bi-directions certificate authentication,
496 * according to RFC 5425.
497 * - Send the XML message on the TLS connection.
499 function send_atna_audit_msg($user, $group, $event, $patient_id, $outcome, $comments)
501 /* If no ATNA repository server is configured, return */
502 if ($GLOBALS['atna_audit_host'] === null || $GLOBALS['atna_audit_host'] == "" || !($GLOBALS['enable_atna_audit'])) {
505 $host = $GLOBALS['atna_audit_host'];
506 $port = $GLOBALS['atna_audit_port'];
507 $localcert = $GLOBALS['atna_audit_localcert'];
508 $cacert = $GLOBALS['atna_audit_cacert'];
509 $conn = create_tls_conn($host, $port, $localcert, $cacert);
510 if ($conn !== FALSE) {
511 $msg = create_rfc3881_msg($user, $group, $event, $patient_id, $outcome, $comments);
519 /* Add an entry into the audit log table, indicating that an
520 * SQL query was performed. $outcome is true if the statement
521 * successfully completed. Determine the event type based on
522 * the tables present in the SQL query.
524 function auditSQLEvent($statement, $outcome, $binds=NULL)
527 $user = isset($_SESSION['authUser']) ? $_SESSION['authUser'] : "";
528 /* Don't log anything if the audit logging is not enabled. Exception for "emergency" users */
529 if (!isset($GLOBALS['enable_auditlog']) || !($GLOBALS['enable_auditlog']))
531 if ((soundex($user) != soundex("emergency")) && (soundex($user) != soundex("breakglass")))
536 $statement = trim($statement);
538 /* Don't audit SQL statements done to the audit log,
539 * or we'll have an infinite loop.
541 if ((stripos($statement, "insert into log") !== FALSE) ||
542 (stripos($statement, "FROM log ") !== FALSE) ) {
546 $group = isset($_SESSION['authGroup']) ? $_SESSION['authGroup'] : "";
547 $comments = $statement;
549 $processed_binds = "";
550 if (is_array($binds)) {
551 // Need to include the binded variable elements in the logging
553 foreach ($binds as $value_bind) {
556 $processed_binds .= "'" . add_escape_custom($value_bind) . "'";
561 $processed_binds .= ",'" . add_escape_custom($value_bind) . "'";
564 if (!empty($processed_binds)) {
565 $processed_binds = "(" . $processed_binds . ")";
566 $comments .= " " . $processed_binds;
572 if ($outcome === FALSE) {
575 if ($outcome !== FALSE) {
576 // Should use the $statement rather than the processed
577 // variables, which includes the binded stuff. If do
578 // indeed need the binded values, then will need
579 // to include this as a separate array.
581 //error_log("STATEMENT: ".$statement,0);
582 //error_log("BINDS: ".$processed_binds,0);
583 $checksum = sql_checksum_of_modified_row($statement);
584 //error_log("CHECKSUM: ".$checksum,0);
586 /* Determine the query type (select, update, insert, delete) */
587 $querytype = "select";
588 $querytypes = array("select", "update", "insert", "delete","replace");
589 foreach ($querytypes as $qtype) {
590 if (stripos($statement, $qtype) === 0) {
595 /* Determine the audit event based on the database tables */
597 $tables = array("billing" => "patient-record",
598 "claims" => "patient-record",
599 "employer_data" => "patient-record",
600 "forms" => "patient-record",
601 "form_encounter" => "patient-record",
602 "form_dictation" => "patient-record",
603 "form_misc_billing_options" => "patient-record",
604 "form_reviewofs" => "patient-record",
605 "form_ros" => "patient-record",
606 "form_soap" => "patient-record",
607 "form_vitals" => "patient-record",
608 "history_data" => "patient-record",
609 "immunizations" => "patient-record",
610 "insurance_data" => "patient-record",
611 "issue_encounter" => "patient-record",
612 "lists" => "patient-record",
613 "patient_data" => "patient-record",
614 "payments" => "patient-record",
615 "pnotes" => "patient-record",
616 "onotes" => "patient-record",
617 "prescriptions" => "order",
618 "transactions" => "patient-record",
619 "amendments" => "patient-record",
620 "amendments_history" => "patient-record",
621 "facility" => "security-administration",
622 "pharmacies" => "security-administration",
623 "addresses" => "security-administration",
624 "phone_numbers" => "security-administration",
625 "x12_partners" => "security-administration",
626 "insurance_companies" => "security-administration",
627 "codes" => "security-administration",
628 "registry" => "security-administration",
629 "users" => "security-administration",
630 "groups" => "security-administration",
631 "openemr_postcalendar_events" => "scheduling",
632 "openemr_postcalendar_categories" => "security-administration",
633 "openemr_postcalendar_limits" => "security-administration",
634 "openemr_postcalendar_topics" => "security-administration",
635 "gacl_acl" => "security-administration",
636 "gacl_acl_sections" => "security-administration",
637 "gacl_acl_seq" => "security-administration",
638 "gacl_aco" => "security-administration",
639 "gacl_aco_map" => "security-administration",
640 "gacl_aco_sections" => "security-administration",
641 "gacl_aco_sections_seq" => "security-administration",
642 "gacl_aco_seq" => "security-administration",
643 "gacl_aro" => "security-administration",
644 "gacl_aro_groups" => "security-administration",
645 "gacl_aro_groups_id_seq" => "security-administration",
646 "gacl_aro_groups_map" => "security-administration",
647 "gacl_aro_map" => "security-administration",
648 "gacl_aro_sections" => "security-administration",
649 "gacl_aro_sections_seq" => "security-administration",
650 "gacl_aro_seq" => "security-administration",
651 "gacl_axo" => "security-administration",
652 "gacl_axo_groups" => "security-administration",
653 "gacl_axo_groups_map" => "security-administration",
654 "gacl_axo_map" => "security-administration",
655 "gacl_axo_sections" => "security-administration",
656 "gacl_groups_aro_map" => "security-administration",
657 "gacl_groups_axo_map" => "security-administration",
658 "gacl_phpgacl" => "security-administration"
661 /* When searching for table names, truncate the SQL statement,
662 * removing any WHERE, SET, or VALUE clauses.
664 $truncated_sql = $statement;
665 $truncated_sql = str_replace("\n", " ", $truncated_sql);
666 if ($querytype == "select") {
667 $startwhere = stripos($truncated_sql, " where ");
668 if ($startwhere > 0) {
669 $truncated_sql = substr($truncated_sql, 0, $startwhere);
673 $startparen = stripos($truncated_sql, "(" );
674 $startset = stripos($truncated_sql, " set ");
675 $startvalues = stripos($truncated_sql, " values ");
677 if ($startparen > 0) {
678 $truncated_sql = substr($truncated_sql, 0, $startparen);
680 if ($startvalues > 0) {
681 $truncated_sql = substr($truncated_sql, 0, $startvalues);
684 $truncated_sql = substr($truncated_sql, 0, $startset);
687 foreach ($tables as $table => $value) {
688 if (strpos($truncated_sql, $table) !== FALSE) {
692 else if (strpos($truncated_sql, "form_") !== FALSE) {
693 $event = "patient-record";
698 /* Avoid filling the audit log with trivial SELECT statements.
699 * Skip SELECTs from unknown tables.
700 * Skip SELECT count() statements.
701 * Skip the SELECT made by the authCheckSession() function.
703 if ($querytype == "select") {
704 if ($event == "other")
706 if (stripos($statement, "SELECT count(" ) === 0)
708 if (stripos($statement, "select username, password from users") === 0)
713 /* If the event is a patient-record, then note the patient id */
715 if ($event == "patient-record") {
716 if (array_key_exists('pid', $_SESSION) && $_SESSION['pid'] != '') {
717 $pid = $_SESSION['pid'];
721 /* If query events are not enabled, don't log them */
722 if (($querytype == "select") && !($GLOBALS['audit_events_query']))
724 if ((soundex($user) != soundex("emergency")) && (soundex($user) != soundex("breakglass")))
728 if (!($GLOBALS["audit_events_${event}"]))
730 if ((soundex($user) != soundex("emergency")) && (soundex($user) != soundex("breakglass")))
735 $event = $event . "-" . $querytype;
737 $adodb = $GLOBALS['adodb']['db'];
739 // ViSolve : Don't log sequences - to avoid the affect due to GenID calls
740 if (strpos($comments, "sequences") !== FALSE) return;
742 $encrypt_comment = 'No';
743 //July 1, 2014: Ensoftek: Check and encrypt audit logging
744 if ($GLOBALS["enable_auditlog_encryption"]) {
745 $comments = aes256Encrypt($comments);
746 $encrypt_comment = 'Yes';
749 $current_datetime = date("Y-m-d H:i:s");
750 $SSL_CLIENT_S_DN_CN=isset($_SERVER['SSL_CLIENT_S_DN_CN']) ? $_SERVER['SSL_CLIENT_S_DN_CN'] : '';
751 $sql = "insert into log (date, event, user, groupname, comments, patient_id, success, checksum,crt_user) " .
753 $adodb->qstr($current_datetime). ", ".
754 $adodb->qstr($event) . ", " .
755 $adodb->qstr($user) . "," .
756 $adodb->qstr($group) . "," .
757 $adodb->qstr($comments) . "," .
758 $adodb->qstr($pid) . "," .
759 $adodb->qstr($success) . "," .
760 $adodb->qstr($checksum) . "," .
761 $adodb->qstr($SSL_CLIENT_S_DN_CN) .")";
762 sqlInsertClean_audit($sql);
764 $last_log_id = $GLOBALS['adodb']['db']->Insert_ID();
765 $checksumGenerate = '';
766 //July 1, 2014: Ensoftek: Record the encryption checksum in a secondary table(log_comment_encrypt)
767 if ($querytype == 'update') {
768 $concatLogColumns = $current_datetime.$event.$user.$group.$comments.$pid.$success.$checksum.$SSL_CLIENT_S_DN_CN;
769 $checksumGenerate = sha1($concatLogColumns);
771 $encryptLogQry = "INSERT INTO log_comment_encrypt (log_id, encrypt, checksum) ".
773 $adodb->qstr($last_log_id) . "," .
774 $adodb->qstr($encrypt_comment) . "," .
775 $adodb->qstr($checksumGenerate) .")";
776 sqlInsertClean_audit($encryptLogQry);
778 send_atna_audit_msg($user, $group, $event, $pid, $success, $comments);
782 // May-29-2014: Ensoftek: For Auditable events and tamper-resistance (MU2)
783 // Insert Audit Logging Status into the LOG table.
784 function auditSQLAuditTamper($enable)
786 $user = isset($_SESSION['authUser']) ? $_SESSION['authUser'] : "";
787 $group = isset($_SESSION['authGroup']) ? $_SESSION['authGroup'] : "";
791 $event = "security-administration" . "-" . "insert";
794 $adodb = $GLOBALS['adodb']['db'];
798 $comments = "Audit Logging Enabled.";
802 $comments = "Audit Logging Disabled.";
805 $SSL_CLIENT_S_DN_CN=isset($_SERVER['SSL_CLIENT_S_DN_CN']) ? $_SERVER['SSL_CLIENT_S_DN_CN'] : '';
806 $sql = "insert into log (date, event, user, groupname, comments, patient_id, success, checksum,crt_user) " .
808 $adodb->qstr($event) . ", " .
809 $adodb->qstr($user) . "," .
810 $adodb->qstr($group) . "," .
811 $adodb->qstr($comments) . "," .
812 $adodb->qstr($pid) . "," .
813 $adodb->qstr($success) . "," .
814 $adodb->qstr($checksum) . "," .
815 $adodb->qstr($SSL_CLIENT_S_DN_CN) .")";
817 sqlInsertClean_audit($sql);
818 send_atna_audit_msg($user, $group, $event, $pid, $success, $comments);
822 * Record the patient disclosures.
823 * @param $dates - The date when the disclosures are sent to the thrid party.
824 * @param $event - The type of the disclosure.
825 * @param $pid - The id of the patient for whom the disclosures are recorded.
826 * @param $comment - The recipient name and description of the disclosure.
827 * @uname - The username who is recording the disclosure.
829 function recordDisclosure($dates,$event,$pid,$recipient,$description,$user)
831 $adodb = $GLOBALS['adodb']['db'];
832 $crt_user= $_SERVER['SSL_CLIENT_S_DN_CN'];
833 $groupname=$_SESSION['authProvider'];
835 $sql = "insert into extended_log ( date, event, user, recipient, patient_id, description) " .
836 "values (" . $adodb->qstr($dates) . "," . $adodb->qstr($event) . "," . $adodb->qstr($user) .
837 "," . $adodb->qstr($recipient) . ",".
838 $adodb->qstr($pid) ."," .
839 $adodb->qstr($description) .")";
840 $ret = sqlInsertClean_audit($sql);
843 * Edit the disclosures that is recorded.
844 * @param $dates - The date when the disclosures are sent to the thrid party.
845 * @param $event - The type of the disclosure.
846 * param $comment - The recipient and the description of the disclosure are appended.
847 * $logeventid - The id of the record which is to be edited.
849 function updateRecordedDisclosure($dates,$event,$recipient,$description,$disclosure_id)
851 $adodb = $GLOBALS['adodb']['db'];
852 $sql="update extended_log set
853 event=" . $adodb->qstr($event) . ",
854 date=" . $adodb->qstr($dates) . ",
855 recipient=" . $adodb->qstr($recipient) . ",
856 description=" . $adodb->qstr($description) . "
857 where id=" . $adodb->qstr($disclosure_id) . "";
858 $ret = sqlInsertClean_audit($sql);
861 * Delete the disclosures that is recorded.
862 * $deleteid - The id of the record which is to be deleted.
864 function deleteDisclosure($deletelid)
866 $sql="delete from extended_log where id='" . add_escape_custom($deletelid) . "'";
867 $ret = sqlInsertClean_audit($sql);
870 //July 1, 2014: Ensoftek: Function to AES256 encrypt a given string
871 function aes256Encrypt($sValue){
872 $sSecretKey = pack('H*', "bcb04b7e103a0cd8b54763051cef08bc55abe029fdebae5e1d417e2ffb2a00a3");
877 $sSecretKey, $sValue,
890 //July 1, 2014: Ensoftek: Function to AES256 decrypt a given string
891 function aes256Decrypt($sValue){
892 $sSecretKey = pack('H*', "bcb04b7e103a0cd8b54763051cef08bc55abe029fdebae5e1d417e2ffb2a00a3");
897 base64_decode($sValue),
910 //July 1, 2014: Ensoftek: Utility function to get data from table(log_comment_encrypt)
911 function logCommentEncryptData($log_id){
912 $encryptRow = array();
913 $logRes = sqlStatement("SELECT * FROM log_comment_encrypt WHERE log_id=?", array($log_id));
914 while($logRow = sqlFetchArray($logRes)){
915 $encryptRow['encrypt'] = $logRow['encrypt'];
916 $encryptRow['checksum'] = $logRow['checksum'];