Fix timestamps on records

- update the access and update date when a record is saved
- set the creation date when a record is created

3 files changed, 19 insertions, 5 deletions

diff --git a/backend/php/src/index.php b/backend/php/src/index.php
index 58c10a9..3d23e7a 100644
--- a/backend/php/src/index.php
+++ b/backend/php/src/index.php
@@ -1,747 +1,754 @@
 <?php
         include "./configuration.php";
         include "./objects/class.database.php";
         include "./objects/class.user.php";
         include "./objects/class.record.php";
         include "./objects/class.recordversion.php";
         include "./objects/class.onetimepassword.php";
         include "./objects/class.onetimepasswordstatus.php";
 
 //-----------------------------------------------------------------------------
 
 if ( !function_exists('json_decode') ) {
         function json_decode($content, $assoc=false) {
                 require_once 'json/JSON.php';
                 if ( $assoc ) {
                         $json = new Services_JSON(SERVICES_JSON_LOOSE_TYPE);
                 } else {
                         $json = new Services_JSON;
                 }
         
                 return $json->decode($content);
         }
 }
 
 if ( !function_exists('json_encode') ) {
         function json_encode($content) {
                 require_once 'json/JSON.php';
                 $json = new Services_JSON;
 
                 return $json->encode($content);
         }
 }
 
 //-----------------------------------------------------------------------------
         //'dec2base', 'base2dec' and 'digits' are functions found on the following 
         //PHP manual page: http://ch2.php.net/manual/en/ref.bc.php
 //
 
 function dec2base($dec, $base, $digits=FALSE) {
         if ($base<2 or $base>256) {
                 die("Invalid Base: ".$base);
         }
         
         bcscale(0);
         $value="";
         if (!$digits) {
                         $digits = digits($base);        
         }
 
         while ($dec > $base-1) {
                 $rest = bcmod($dec, $base);
                 $dec = bcdiv($dec, $base);
                 $value = $digits[$rest].$value;
         }
 
         $value=$digits[intval($dec)].$value;
 
         return (string)$value;
 }
 
 //.............................................................................
 
 // convert another base value to its decimal value
 function base2dec($value, $base, $digits=FALSE) {
         if ($base<2 or $base>256) {
                 die("Invalid Base: ".$base);
         }
         
         bcscale(0);
         if ($base<37) {
                 $value=strtolower($value);
         }
 
         if (!$digits) {
                 $digits=digits($base);
         }
 
         $size = strlen($value);
         $dec="0";
         for ($loop=0; $loop<$size; $loop++) {
                 $element = strpos($digits, $value[$loop]);
                 $power = bcpow($base, $size-$loop-1);
                 $dec = bcadd($dec, bcmul($element,$power));
         }
 
         return (string)$dec;
 }
 
 //.............................................................................
 
 function digits($base) {
         if ($base>64) {
                 $digits="";
                 for ($loop=0; $loop<256; $loop++) {
                         $digits.=chr($loop);
                 }
         } else {
                 $digits ="0123456789abcdefghijklmnopqrstuvwxyz";
                 $digits.="ABCDEFGHIJKLMNOPQRSTUVWXYZ-_";
         }
 
         $digits=substr($digits,0,$base);
 
         return (string)$digits;
 }
 
 //-----------------------------------------------------------------------------
 
 function clipperz_hash($value) {
         return hash("sha256", hash("sha256", $value, true));
 }
 
 //-----------------------------------------------------------------------------
 
 function clipperz_randomSeed() {
         $result;
 
         srand((double) microtime()*1000000);
         $result = "";
         
         while(strlen($result) < 64) {
                 $result = $result.dec2base(rand(), 16);
         }
         
         $result = substr($result, 0, 64);
         
         return $result;
 }
 
 //-----------------------------------------------------------------------------
 
 function updateUserCredentials($parameters, &$user) {
                 $user->username =       $parameters["C"];
                 $user->srp_s =          $parameters["s"];
                 $user->srp_v =          $parameters["v"];
                 $user->auth_version =$parameters["version"];
 }
 
 function updateUserData($parameters, &$user) {
                 $user->header =         $parameters["header"];
                 $user->statistics =$parameters["statistics"];
                 $user->version =$parameters["version"];
                 $user->lock =   $parameters["lock"];
 }
 
 function updateRecordData($parameters, &$record, &$recordVersion) {
         $recordData = $parameters["record"];
                 $record->reference =$recordData["reference"];
                 $record->data =                 $recordData["data"];
                 $record->version =      $recordData["version"];
 
         $recordVersionData = $parameters["currentRecordVersion"];
                 $recordVersion->reference =                     $recordVersionData ["reference"];
                 $recordVersion->data =                          $recordVersionData ["data"];
                 $recordVersion->version =                       $recordVersionData ["version"];
                 $recordVersion->previous_version_id =$recordVersionData ["previousVersion"];
                 $recordVersion->previous_version_key =$recordVersionData ["previousVersionKey"];
 }
 
 //-----------------------------------------------------------------------------
 
 function updateOTPStatus(&$otp, $status) {
         $otpStatus = new onetimepasswordstatus();
         $selectedStatuses = $otpStatus->GetList(array(array("code", "=", $status)));
         $otpStatus = $selectedStatuses[0];
         $otp->SetOnetimepasswordstatus($otpStatus);
 }
 
 function updateOTP($parameters, &$otp, $status) {
                 $otp->reference = $parameters["reference"];
                 $otp->key               = $parameters["key"];
                 $otp->key_checksum= $parameters["keyChecksum"];
                 $otp->data              = $parameters["data"];
                 $otp->version   = $parameters["version"];
 
         updateOTPStatus($otp, $status);
 }
 
 function resetOTP(&$otp, $status) {
                 $otp->data              = "";
         updateOTPStatus($otp, $status);
         $otp->Save();
 }
 
 //-----------------------------------------------------------------------------
 
 function fixOTPStatusTable() {
         $otpStatus = new onetimepasswordstatus();
         $otpStatusList = $otpStatus->GetList();
         if (count($otpStatusList) != 4) {
                 $otpStatus->DeleteList();
                 
                         $otpStatus->code = "ACTIVE";    $otpStatus->name = "Active";    $otpStatus->description         = "Active";     $otpStatus->SaveNew();
                         $otpStatus->code = "REQUESTED";         $otpStatus->name = "Requested";         $otpStatus->description         = "Requested";$otpStatus->SaveNew();
                         $otpStatus->code = "USED";              $otpStatus->name = "Used";              $otpStatus->description         = "Used";       $otpStatus->SaveNew();
                         $otpStatus->code = "DISABLED";  $otpStatus->name = "Disabled";  $otpStatus->description         = "Disabled";$otpStatus->SaveNew();
         }
 }
 
 //-----------------------------------------------------------------------------
 
 function arrayContainsValue($array, $value) {
         $object = NULL;
         for ($i=0; $i<count($array); $i++) {
                 if ($array[$i] == $value) {
                         $object = $value;
                 }
         }
 
         return !is_null($object);
 }
 
 //-----------------------------------------------------------------------------
 
         $result = Array();
         
         session_start();
         
         $method = $_POST['method'];
 
         if (get_magic_quotes_gpc()) {
                 $parameters = json_decode(stripslashes($_POST['parameters']), true);
         } else {
                 $parameters = json_decode($_POST['parameters'], true);
         }
 
         $parameters = $parameters["parameters"];
 
         switch($method) {
                 case "registration":
 error_log("registration");
                         $message = $parameters["message"];
 
                         if ($message == "completeRegistration") {
                                 $user = new user();
                         
                                 updateUserCredentials($parameters["credentials"], $user);
                                 updateUserData($parameters["user"], $user);
                                 $user->Save();
                         
                                 $result["lock"] = $user->lock;
                                 $result["result"] = "done";
                         }
                         break;
                         
                 case "handshake":
 error_log("handshake");
                         $srp_g = "2";
                         $srp_n = base2dec("115b8b692e0e045692cf280b436735c77a5a9e8a9e7ed56c965f87db5b2a2ece3", 16);
 
                         $message = $parameters["message"];
 
                         //=============================================================
                         if ($message == "connect") {
                                 $user= new user();
                                 $_SESSION["C"] = $parameters["parameters"]["C"];
                                 $_SESSION["A"] = $parameters["parameters"]["A"];
 
                                 $userList = $user->GetList(array(array("username", "=", $_SESSION["C"])));
                         
                                 if (count($userList) == 1) {
                                         $currentUser = $userList[ 0 ];
 
                                         if (array_key_exists("otpId", $_SESSION)) {
                                                 $otp = new onetimepassword();
                                                 $otp = $otp->Get($_SESSION["otpId"]);
                                                 
                                                 if ($otp->GetUser()->userId != $currentUser->userId) {
                                                         throw new Exception("User missmatch between the current session and 'One Time Password' user");
                                                 } else if ($otp->GetOnetimepasswordstatus()->code != "REQUESTED") {
                                                         throw new Exception("Tring to use an 'One Time Password' in the wrong state");
                                                 }
 
                                                 resetOTP($otp, "USED");
                                                 $result["oneTimePassword"] = $otp->reference;
                                         }
 
                                         $_SESSION["s"] = $currentUser->srp_s;
                                         $_SESSION["v"] = $currentUser->srp_v;
                                         $_SESSION["userId"] = $currentUser->userId;
                                 } else {
                                         $_SESSION["s"] = "112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00";
                                         $_SESSION["v"] = "112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00";
                                 }
 
                                 $_SESSION["b"] = clipperz_randomSeed();
         //                      $_SESSION["b"] = "5761e6c84d22ea3c5649de01702d60f674ccfe79238540eb34c61cd020230c53";
                                 $_SESSION["B"] = dec2base(bcadd(base2dec($_SESSION["v"], 16), bcpowmod($srp_g, base2dec($_SESSION["b"], 16), $srp_n)), 16);
 
                                 $result["s"] = $_SESSION["s"];
                                 $result["B"] = $_SESSION["B"];
                                 
                         //=============================================================
                         } else if ($message == "credentialCheck") {
 error_log("credentialCheck");
                                 $u = clipperz_hash(base2dec($_SESSION["B"],16));
                                 $A = base2dec($_SESSION["A"], 16);
                                 $S = bcpowmod(bcmul($A, bcpowmod(base2dec($_SESSION["v"], 16), base2dec($u, 16), $srp_n)), base2dec($_SESSION["b"], 16), $srp_n);
                                 $K = clipperz_hash($S);
                                 $M1 = clipperz_hash($A.base2dec($_SESSION["B"],16).$K);
 
 //$result["B"] = $_SESSION["B"];
 //$result["u"] = $u;
 //$result["A"] = $A;
 //$result["S"] = $S;
 //$result["K"] = $K;
 //$result["M1"] = $M1;
 //$result["_M1"] = $parameters["parameters"]["M1"];
 
                                 if ($M1 == $parameters["parameters"]["M1"]) {
                                         $_SESSION["K"] = $K;
                                         $M2 = clipperz_hash($A.$M1.$K);
 
                                         $result["M2"] = $M2;
                                         $result["connectionId"] = "";
                                         $result["loginInfo"] = array();
                                         $result["loginInfo"]["latest"] = array();
                                         $result["loginInfo"]["current"] = array();
                                         $result["offlineCopyNeeded"] = "false";
                                         $result["lock"] = "----";
                                 } else {
                                         $result["error"] = "?";
                                 }
                         //=============================================================
                         } else if ($message == "oneTimePassword") {
 error_log("oneTimePassword");
 //{
         //"message":"oneTimePassword",
         //"version":"0.2",
         //"parameters":{
         //      "oneTimePasswordKey":"06dfa7f428081f8b2af98b0895e14e18af90b0ef2ff32828e55cc2ac6b24d29b",
         //      "oneTimePasswordKeyChecksum":"60bcba3f72e56f6bb3f0ff88509b9a0e5ec730dfa71daa4c1e892dbd1b0c360d"
         //}
 //}
                                 $otp = new onetimepassword();
                                 $otpList = $otp->GetList(array(array("key", "=", $parameters["parameters"]["oneTimePasswordKey"])));
 
                                 if (count($otpList) == 1) {
                                         $currentOtp = $otpList[0];
                                         
                                         if ($currentOtp->GetOnetimepasswordstatus()->code == "ACTIVE") {
                                                 if ($currentOtp->key_checksum == $parameters["parameters"]["oneTimePasswordKeyChecksum"]) {
                                                         $_SESSION["userId"] = $currentOtp->GetUser()->userId;
                                                                 $_SESSION["otpId"]= $currentOtp->onetimepasswordId;
                                                         
                                                         $result["data"] = $currentOtp->data;
                                                         $result["version"] = $currentOtp->version;
 
                                                         resetOTP($currentOtp, "REQUESTED");
                                                 } else {
                                                         resetOTP($currentOtp, "DISABLED");
                                                         throw new Exception("The requested One Time Password has been disabled, due to a wrong keyChecksum");
                                                 }
                                         } else {
                                                 throw new Exception("The requested One Time Password was not active");
                                         }
                                 } else {
                                 throw new Exception("The requested One Time Password has not been found");
                                 }
 
                         //=============================================================
                         }
 
                         break;
 
                 case "message":
 error_log("message");
                         if ($parameters["srpSharedSecret"] == $_SESSION["K"]) {
                                 $message = $parameters["message"];
                                 
                                 //=============================================================
                                 if ($message == "getUserDetails") {
 //{"message":"getUserDetails", "srpSharedSecret":"f18e5cf7c3a83b67d4db9444af813ee48c13daf4f8f6635397d593e52ba89a08", "parameters":{}}
                                         $user = new user();
                                         $user = $user->Get($_SESSION["userId"]);
                                         
                                                 $result["header"] =     $user->header;
+                                        $records = $user->GetRecordList();
+                                        foreach ($records as $record)
+                                        {
+                                                $recordStats["updateDate"] = $record->update_date;
+                                                $recordsStats[$record->reference] = $recordStats;
+                                        }
+                                        $result["recordsStats"] = $recordsStats;
                                                 $result["statistics"] =$user->statistics;
                                                 $result["version"] =$user->version;
 
                                 //=============================================================
                                 } else if ($message == "addNewRecords") {
 /*
 //{
         //"message":"addNewRecords",
         //"srpSharedSecret":"b58fdf62acebbcb67f63d28c0437f166069f45690c648cd4376a792ae7a325f7",
         //"parameters":{
         //      "records":[
         //              {
         //                      "record":{
         //                              "reference":"fda703707fee1fff42443124cd0e705f5bea0ac601758d81b2e832705339a610",
         //                              "data":"OBSGtcb6blXq/xaYG.....4EqlQqgAvITN",
         //                              "version":"0.3"
         //                      },
         //                      "currentRecordVersion":{
         //                              "reference":"83ad301525c18f2afd72b6ac82c0a713382e1ef70ac69935ca7e2869dd4ff980",
         //                              "recordReference":"fda703707fee1fff42443124cd0e705f5bea0ac601758d81b2e832705339a610",
         //                              "data":"NXJ5jiZhkd0CMiwwntAq....1TjjF+SGfE=",
         //                              "version":"0.3",
         //                              "previousVersion":"3e174a86afc322271d8af28bc062b0f1bfd7344fad01212cd08b2757c4b199c4",
         //                              "previousVersionKey":"kozaaGCzXWr71LbOKu6Z3nz520V..5U85tSBvb+u44twttv54Kw=="
         //                      }
         //              }
         //      ],
         //      "user":{
         //              "header":"{\"reco...ersion\":\"0.1\"}",
         //              "statistics":"rKI6nR6iqggygQJ3SQ58bFUX",
         //              "version":"0.3",
         //              "lock":"----"
         //      }
         //}
 //}
 */
                                         $user = new user();
                                         $record = new record();
                                         $recordVersion = new recordversion();
 
                                         $user = $user->Get($_SESSION["userId"]);
                                         updateUserData($parameters["parameters"]["user"], $user);
 
                                         $recordParameterList = $parameters["parameters"]["records"];
                                         $c = count($recordParameterList);
                                         for ($i=0; $i<$c; $i++) {
                                                 updateRecordData($recordParameterList[$i], $record, $recordVersion);
 
                                                 $record->SaveNew();
                                                 $recordVersion->SaveNew();
 
                                                 $record->AddRecordversion($recordVersion);
                                                 $user->AddRecord($record);
                                                 
                                                 $record->Save();
                                                 $recordVersion->Save();
                                         }
 
                                         $user->Save();
 
                                         $result["lock"] = $user->lock;
                                         $result["result"] = "done";
 
                                 //=============================================================
                                 } else if ($message == "getRecordDetail") {
 //{
         //"message":"getRecordDetail",
         //"srpSharedSecret":"4c00dcb66a9f2aea41a87e4707c526874e2eb29cc72d2c7086837e53d6bf2dfe",
         //"parameters":{
         //      "reference":"740009737139a189cfa2b1019a6271aaa39467b59e259706564b642ff3838d50"
         //}
 //}
 //
         //result = {
         //      currentVersion:{
         //              reference:"88943d709c3ea2442d4f58eaaec6409276037e5a37e0a6d167b9dad9e947e854",
         //              accessDate:"Wed, 13 February 2008 14:25:12 UTC",
         //              creationDate:"Tue, 17 April 2007 17:17:52 UTC",
         //              version:"0.2",
         //              data:"xI3WXddQLFtL......EGyKnnAVik",
         //              updateDate:"Tue, 17 April 2007 17:17:52 UTC",
         //              header:"####"
         //      }
         //      reference:"13a5e52976337ab210903cd04872588e1b21fb72bc183e91aa25c494b8138551",
         //      oldestUsedEncryptedVersion:"0.2",
         //      accessDate:"Wed, 13 February 2008 14:25:12 UTC",
         //      creationDate:"Wed, 14 March 2007 13:53:11 UTC",
         //      version:"0.2",
         //      updatedDate:"Tue, 17 April 2007 17:17:52 UTC",
         //      data:"0/BjzyY6jeh71h...pAw2++NEyylGhMC5C5f5m8pBApYziN84s4O3JQ3khW/1UttQl4="
         //}
                                         $record = new record();
 
                                         $recordList = $record->GetList(array(array("reference", "=", $parameters["parameters"]["reference"])));
                                         $currentRecord = $recordList[0];
                                         $currentRecordVersions = $currentRecord->GetRecordversionList();
                                         $currentVersion = $currentRecordVersions[0];
                                 
                                         $result["currentVersion"] = array();
                                                 $result["currentVersion"]["reference"] =$currentVersion->reference;
                                                 $result["currentVersion"]["data"] =             $currentVersion->data;
                                                 $result["currentVersion"]["header"] =   $currentVersion->header;
                                                 $result["currentVersion"]["version"] =  $currentVersion->version;
                                                 $result["currentVersion"]["creationDate"] =$currentVersion->creation_date;
                                                 $result["currentVersion"]["updateDate"] =$currentVersion->update_date;
                                                 $result["currentVersion"]["accessDate"] =$currentVersion->access_date;
 
                                                 $result["reference"] =  $currentRecord->reference;
                                                 $result["data"] =               $currentRecord->data;
                                                 $result["version"] =    $currentRecord->version;
                                                 $result["creationDate"] =$currentRecord->creation_date;
                                                 $result["updateDate"] =         $currentRecord->update_date;
                                                 $result["accessDate"] =         $currentRecord->access_date;
                                                 $result["oldestUsedEncryptedVersion"] ="---";
 
                                 //=============================================================
                                 } else if ($message == "updateData") {
 //{
         //"message":"updateData",
         //"srpSharedSecret":"4e4aadb1d64513ec4dd42f5e8d5b2d4363de75e4424b6bcf178c9d6a246356c5",
         //"parameters":{
         //      "records":[
         //              {
         //                      "record":{
         //                              "reference":"740009737139a189cfa2b1019a6271aaa39467b59e259706564b642ff3838d50",
         //                              "data":"8hgR0Z+JDrUa812polDJ....JnZUKXNEqKI",
         //                              "version":"0.3"
         //                      },
         //                      "currentRecordVersion":{
         //                              "reference":"b1d82aeb9a0c4f6584bea68ba80839f43dd6ede79791549e29a1860554b144ee",
         //                              "recordReference":"740009737139a189cfa2b1019a6271aaa39467b59e259706564b642ff3838d50",
         //                              "data":"2d/UgKxxV+kBPV9GRUE.....VGonDoW0tqefxOJo=",
         //                              "version":"0.3",
         //                              "previousVersion":"55904195249037394316d3be3f5e78f08073170103bf0e7ab49a911c159cb0be",
         //                              "previousVersionKey":"YWiaZeMIVHaIl96OWW+2e8....6d6nHbn6cr2NA/dbQRuC2w=="
         //                      }
         //              }
         //      ],
         //      "user":{
         //              "header":"{\"rec.....sion\":\"0.1\"}",
         //              "statistics":"tt3uU9hWBy8rNnMckgCnxMJh",
         //              "version":"0.3",
         //              "lock":"----"
         //      }
         //}
 //}
 
                                         $user = new user();
                                         $user = $user->Get($_SESSION["userId"]);
                                         updateUserData($parameters["parameters"]["user"], $user);
                                         $user->Save();
 
                                         $recordParameterList = $parameters["parameters"]["records"];
                                         $c = count($recordParameterList);
                                         for ($i=0; $i<$c; $i++) {
                                                 $recordList = $user->GetRecordList(array(array("reference", "=", $recordParameterList[$i]["record"]["reference"])));
                                                 $currentRecord = $recordList[0];
                                                 $currentRecordVersions = $currentRecord->GetRecordversionList();
                                                 $currentVersion = $currentRecordVersions[0];
 
                                                 updateRecordData($recordParameterList[$i], $currentRecord, $currentVersion);
 
 
                                                 $currentRecord->Save();
                                                 $currentVersion->Save();
                                         }
 
                                         
                                         $result["lock"] = $user->lock;
                                         $result["result"] = "done";
 
                                 //=============================================================
                                 } else if ($message == "deleteRecords") {
 //{
         //"message":"deleteRecords",
         //"srpSharedSecret":"4a64982f7ee366954ec50b9efea62a902a097ef111410c2aa7c4d5343bd1cdd1",
         //"parameters":{
         //      "recordReferences":["46494c81d10b80ab190d41e6806ef63869cfcc7a0ab8fe98cc3f93de4729bb9a"],
         //      "user":{
         //              "header":"{\"rec...rsion\":\"0.1\"}",
         //              "statistics":"44kOOda0xYZjbcugJBdagBQx",
         //              "version":"0.3",
         //              "lock":"----"
         //      }
         //}
 //}
                                         $user = new user();
                                         $user = $user->Get($_SESSION["userId"]);
 
                                         $recordReferenceList = $parameters["parameters"]["recordReferences"];
                                         $recordList = array();
                                         $c = count($recordReferenceList);
                                         for ($i=0; $i<$c; $i++) {
                                                 array_push($recordList, array("reference", "=", $recordReferenceList[$i]));
                                         }
 
                                         $record = new record();
                                         $record->DeleteList($recordList, true);
 
                                         updateUserData($parameters["parameters"]["user"], $user);
                                         $user->Save();
 
                                         $result["recordList"] = $recordList;
                                         $result["lock"] = $user->lock;
                                         $result["result"] = "done";
 
                                 //=============================================================
                                 } else if ($message == "deleteUser") {
 //{"message":"deleteUser", "srpSharedSecret":"e8e4ca6544dca49c95b3647d8358ad54c317048b74d2ac187ac25f719c9bac58", "parameters":{}}
                                         $user = new user();
                                         $user->Get($_SESSION["userId"]);
                                         $user->Delete(true);
 
                                         $result["result"] = "ok";
 
                                 //=============================================================
                                 } else if ($message == "addNewOneTimePassword") {
 //{
         //"message":"addNewOneTimePassword",
         //"srpSharedSecret":"96fee4af06c09ce954fe7a9f87970e943449186bebf70bac0af1d6ebb818dabb",
         //"parameters":{
         //      "user":{
         //              "header":"{\"records\":{\"index\":{\"419ea6....rsion\":\"0.1\"}",
         //              "statistics":"rrlwNbDt83rpWT4S72upiVsC",
         //              "version":"0.3",
         //              "lock":"----"
         //      },
         //      "oneTimePassword":{
         //              "reference":"29e26f3a2aae61fe5cf58c45296c6df4f3dceafe067ea550b455be345f44123c",
         //              "key":"afb848208758361a96a298b9db08995cf036011747809357a90645bc93fdfa03",
         //              "keyChecksum":"d1599ae443b5a566bfd93c0aeec4c81b42c0506ee09874dae050449580bb3486",
         //              "data":"hsyY8DHksgR52x6c4j7XAtIUeY.....dxsr3XWt7CbGg==",
         //              "version":"0.3"
         //      }
         //}
 //}
 
                                         fixOTPStatusTable();
 
                                         $user = new user();
                                         $user = $user->Get($_SESSION["userId"]);
 
                                         $otp = new onetimepassword();
                                         updateOTP($parameters["parameters"]["oneTimePassword"], $otp, "ACTIVE");
                                         $user->AddOnetimepassword($otp);
 
                                         updateUserData($parameters["parameters"]["user"], $user);
                                         $user->Save();
 
                                         $result["lock"] = $user->lock;
                                         $result["result"] = "done";
 
                                 //=============================================================
                                 } else if ($message == "updateOneTimePasswords") {
 //{
         //"message":"updateOneTimePasswords",
         //"srpSharedSecret":"c78f8ed099ea421f4dd0a4e02dbaf1f7da925f0088188d99399874ff064a3d27",
         //"parameters":{
         //      "user":{
         //              "header":"{\"reco...sion\":\"0.1\"}",
         //              "statistics":"UeRq75RZHzDC7elzrh/+OB5d",
         //              "version":"0.3",
         //              "lock":"----"
         //      },
         //      "oneTimePasswords":["f5f44c232f239efe48ab81a6236deea1a840d52946f7d4d782dad52b4c5359ce"]
         //}
 //}
 
                                         $user = new user();
                                         $user = $user->Get($_SESSION["userId"]);
 
                                         $validOtpReferences = $parameters["parameters"]["oneTimePasswords"];
                                         
                                         $otpList = $user->GetOnetimepasswordList();
                                         $c = count($otpList);
                                         for ($i=0; $i<$c; $i++) {
                                                 $currentOtp = $otpList[$i];
                                                 if (arrayContainsValue($validOtpReferences, $currentOtp->reference) == false) {
                                                         $currentOtp->Delete();
                                                 }
                                         }
                                         
                                         updateUserData($parameters["parameters"]["user"], $user);
                                         $user->Save();
 
                                         $result["result"] = $user->lock;
 
                                 //=============================================================
                                 } else if ($message == "getOneTimePasswordsDetails") {
 
                                 //=============================================================
                                 } else if ($message == "getLoginHistory") {
                                         $result["result"] = array();
 
                                 //=============================================================
                                 } else if ($message == "upgradeUserCredentials") {
 //{
         //"message":"upgradeUserCredentials",
         //"srpSharedSecret":"f1c25322e1478c8fb26063e9eef2f6fc25e0460065a31cb718f80bcff8f8a735",
         //"parameters":{
         //      "user":{
         //              "header":"{\"reco...sion\":\"0.1\"}",
         //              "statistics":"s72Xva+w7CLgH+ihwqwXUbyu",
         //              "version":"0.3",
         //              "lock":"----"
         //      },
         //      "credentials":{
         //              "C":"57d15a8afbc1ae08103bd991d387ddfd8d26824276476fe709d754f098b6c26d",
         //              "s":"d6735fc0486f391c4f3c947928f9e61a2418e7bed2bc9b25bb43f93acc52f636",
         //              "v":"540c2ebbf941a481b6b2c9026c07fb46e8202e4408ed96864a696deb622baece",
         //              "version":"0.2"
         //      },
         //      "oneTimePasswords":{
         //              "923cdc61c4b877b263236124c44d69b459d240453a461cce8ddf7518b423ca94": "1HD6Ta0xsifEDhDwE....9WDK6tvrS6w==",
         //              "fb1573cb9497652a81688a099a524fb116e604c6fbc191cf33406eb8438efa5f": "CocN0cSxLmMRdgNF9....o3xhGUEY68Q=="
         //      }
         //}
 //}
 
                                         $user = new user();
                                         $user->Get($_SESSION["userId"]);
 
                                         $otp = new onetimepassword();
                                         
                                         updateUserCredentials($parameters["parameters"]["credentials"], $user);
                                         updateUserData($parameters["parameters"]["user"], $user);
 
                                         $otpList = $parameters["parameters"]["oneTimePasswords"];
                                         foreach($otpList as $otpReference=>$otpData) {
                                                 $otpList = $otp->GetList(array(array("reference", "=", $otpReference)));
                                                 $currentOtp = $otpList[0];
                                                 $currentOtp->data = $otpData;
                                                 $currentOtp->Save();
                                         }
 
                                         $user->Save();
 
                                         $result["lock"] = $user->lock;
                                         $result["result"] = "done";
                                         
                                 //=============================================================
                                 } else if ($message == "echo") {
                                         $result["result"] = $parameters;
                                 }
                                 
                                 //=============================================================
                         } else if (isset($_SESSION['K'])) {
                                 $result["error"] = "Wrong shared secret!";
                         } else {
                                 $result["result"] = "EXCEPTION";
                                 $result["message"] = "Trying to communicate without an active connection";
                         }
                         break;
 
                 case "logout":
 error_log("logout");
                         session_destroy();
                         break;
 
                 default:
 error_log("default");
                         $result["result"] = $parameters;
                         break;
         }
 
         session_write_close();
         
         echo(json_encode($result));
 error_log("result: ".json_encode($result));
 ?>
diff --git a/backend/php/src/objects/class.record.php b/backend/php/src/objects/class.record.php
index a269e75..37a9702 100644
--- a/backend/php/src/objects/class.record.php
+++ b/backend/php/src/objects/class.record.php
@@ -1,436 +1,441 @@
 <?php
 /*
         This SQL query will create the table to store your object.
 
         CREATE TABLE `record` (
         `recordid` int(11) NOT NULL auto_increment,
         `userid` int(11) NOT NULL,
         `reference` VARCHAR(255) NOT NULL,
         `data` LONGTEXT NOT NULL,
         `version` VARCHAR(255) NOT NULL,
         `creation_date` TIMESTAMP NOT NULL,
-        `update_date` TIMESTAMP NOT NULL,
+        `update_date` TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
         `access_date` TIMESTAMP NOT NULL, INDEX(`userid`), PRIMARY KEY  (`recordid`)) ENGINE=MyISAM;
 */
 
 /**
 * <b>record</b> class with integrated CRUD methods.
 * @author Php Object Generator
 * @version POG 3.0e / PHP5.1 MYSQL
 * @see http://www.phpobjectgenerator.com/plog/tutorials/45/pdo-mysql
 * @copyright Free for personal & commercial use. (Offered under the BSD license)
 * @link http://www.phpobjectgenerator.com/?language=php5.1&wrapper=pdo&pdoDriver=mysql&objectName=record&attributeList=array+%28%0A++0+%3D%3E+%27user%27%2C%0A++1+%3D%3E+%27recordversion%27%2C%0A++2+%3D%3E+%27reference%27%2C%0A++3+%3D%3E+%27data%27%2C%0A++4+%3D%3E+%27version%27%2C%0A++5+%3D%3E+%27creation_date%27%2C%0A++6+%3D%3E+%27update_date%27%2C%0A++7+%3D%3E+%27access_date%27%2C%0A%29&typeList=array%2B%2528%250A%2B%2B0%2B%253D%253E%2B%2527BELONGSTO%2527%252C%250A%2B%2B1%2B%253D%253E%2B%2527HASMANY%2527%252C%250A%2B%2B2%2B%253D%253E%2B%2527VARCHAR%2528255%2529%2527%252C%250A%2B%2B3%2B%253D%253E%2B%2527LONGTEXT%2527%252C%250A%2B%2B4%2B%253D%253E%2B%2527VARCHAR%2528255%2529%2527%252C%250A%2B%2B5%2B%253D%253E%2B%2527TIMESTAMP%2527%252C%250A%2B%2B6%2B%253D%253E%2B%2527TIMESTAMP%2527%252C%250A%2B%2B7%2B%253D%253E%2B%2527TIMESTAMP%2527%252C%250A%2529
 */
 include_once('class.pog_base.php');
 class record extends POG_Base
 {
         public $recordId = '';
 
         /**
          * @var INT(11)
          */
         public $userId;
         
         /**
          * @var private array of recordversion objects
          */
         private $_recordversionList = array();
         
         /**
          * @var VARCHAR(255)
          */
         public $reference;
         
         /**
          * @var LONGTEXT
          */
         public $data;
         
         /**
          * @var VARCHAR(255)
          */
         public $version;
         
         /**
          * @var TIMESTAMP
          */
         public $creation_date;
         
         /**
          * @var TIMESTAMP
          */
         public $update_date;
         
         /**
          * @var TIMESTAMP
          */
         public $access_date;
         
         public $pog_attribute_type = array(
                 "recordId" => array('db_attributes' => array("NUMERIC", "INT")),
                 "user" => array('db_attributes' => array("OBJECT", "BELONGSTO")),
                 "recordversion" => array('db_attributes' => array("OBJECT", "HASMANY")),
                 "reference" => array('db_attributes' => array("TEXT", "VARCHAR", "255")),
                 "data" => array('db_attributes' => array("TEXT", "LONGTEXT")),
                 "version" => array('db_attributes' => array("TEXT", "VARCHAR", "255")),
                 "creation_date" => array('db_attributes' => array("NUMERIC", "TIMESTAMP")),
                 "update_date" => array('db_attributes' => array("NUMERIC", "TIMESTAMP")),
                 "access_date" => array('db_attributes' => array("NUMERIC", "TIMESTAMP")),
                 );
         public $pog_query;
         
         
         /**
         * Getter for some private attributes
         * @return mixed $attribute
         */
         public function __get($attribute)
         {
                 if (isset($this->{"_".$attribute}))
                 {
                         return $this->{"_".$attribute};
                 }
                 else
                 {
                         return false;
                 }
         }
         
         function record($reference='', $data='', $version='', $creation_date='', $update_date='', $access_date='')
         {
                 $this->_recordversionList = array();
                 $this->reference = $reference;
                 $this->data = $data;
                 $this->version = $version;
                 $this->creation_date = $creation_date;
                 $this->update_date = $update_date;
                 $this->access_date = $access_date;
         }
         
         
         /**
         * Gets object from database
         * @param integer $recordId 
         * @return object $record
         */
         function Get($recordId)
         {
                 $connection = Database::Connect();
                 $this->pog_query = "select * from `record` where `recordid`='".intval($recordId)."' LIMIT 1";
                 $cursor = Database::Reader($this->pog_query, $connection);
                 while ($row = Database::Read($cursor))
                 {
                         $this->recordId = $row['recordid'];
                         $this->userId = $row['userid'];
                         $this->reference = $this->Unescape($row['reference']);
                         $this->data = $this->Unescape($row['data']);
                         $this->version = $this->Unescape($row['version']);
                         $this->creation_date = $row['creation_date'];
-                        $this->update_date = $row['update_date'];
+                        $oDate = strtotime($row['update_date']);
+                        $this->update_date = date('r', $oDate);
                         $this->access_date = $row['access_date'];
                 }
                 return $this;
         }
         
         
         /**
         * Returns a sorted array of objects that match given conditions
         * @param multidimensional array {("field", "comparator", "value"), ("field", "comparator", "value"), ...} 
         * @param string $sortBy 
         * @param boolean $ascending 
         * @param int limit 
         * @return array $recordList
         */
         function GetList($fcv_array = array(), $sortBy='', $ascending=true, $limit='')
         {
                 $connection = Database::Connect();
                 $sqlLimit = ($limit != '' ? "LIMIT $limit" : '');
                 $this->pog_query = "select * from `record` ";
                 $recordList = Array();
                 if (sizeof($fcv_array) > 0)
                 {
                         $this->pog_query .= " where ";
                         for ($i=0, $c=sizeof($fcv_array); $i<$c; $i++)
                         {
                                 if (sizeof($fcv_array[$i]) == 1)
                                 {
                                         $this->pog_query .= " ".$fcv_array[$i][0]." ";
                                         continue;
                                 }
                                 else
                                 {
                                         if ($i > 0 && sizeof($fcv_array[$i-1]) != 1)
                                         {
                                                 $this->pog_query .= " AND ";
                                         }
                                         if (isset($this->pog_attribute_type[$fcv_array[$i][0]]['db_attributes']) && $this->pog_attribute_type[$fcv_array[$i][0]]['db_attributes'][0] != 'NUMERIC' && $this->pog_attribute_type[$fcv_array[$i][0]]['db_attributes'][0] != 'SET')
                                         {
                                                 if ($GLOBALS['configuration']['db_encoding'] == 1)
                                                 {
                                                         $value = POG_Base::IsColumn($fcv_array[$i][2]) ? "BASE64_DECODE(".$fcv_array[$i][2].")" : "'".$fcv_array[$i][2]."'";
                                                         $this->pog_query .= "BASE64_DECODE(`".$fcv_array[$i][0]."`) ".$fcv_array[$i][1]." ".$value;
                                                 }
                                                 else
                                                 {
                                                         $value =  POG_Base::IsColumn($fcv_array[$i][2]) ? $fcv_array[$i][2] : "'".$this->Escape($fcv_array[$i][2])."'";
                                                         $this->pog_query .= "`".$fcv_array[$i][0]."` ".$fcv_array[$i][1]." ".$value;
                                                 }
                                         }
                                         else
                                         {
                                                 $value = POG_Base::IsColumn($fcv_array[$i][2]) ? $fcv_array[$i][2] : "'".$fcv_array[$i][2]."'";
                                                 $this->pog_query .= "`".$fcv_array[$i][0]."` ".$fcv_array[$i][1]." ".$value;
                                         }
                                 }
                         }
                 }
                 if ($sortBy != '')
                 {
                         if (isset($this->pog_attribute_type[$sortBy]['db_attributes']) && $this->pog_attribute_type[$sortBy]['db_attributes'][0] != 'NUMERIC' && $this->pog_attribute_type[$sortBy]['db_attributes'][0] != 'SET')
                         {
                                 if ($GLOBALS['configuration']['db_encoding'] == 1)
                                 {
                                         $sortBy = "BASE64_DECODE($sortBy) ";
                                 }
                                 else
                                 {
                                         $sortBy = "$sortBy ";
                                 }
                         }
                         else
                         {
                                 $sortBy = "$sortBy ";
                         }
                 }
                 else
                 {
                         $sortBy = "recordid";
                 }
                 $this->pog_query .= " order by ".$sortBy." ".($ascending ? "asc" : "desc")." $sqlLimit";
                 $thisObjectName = get_class($this);
                 $cursor = Database::Reader($this->pog_query, $connection);
                 while ($row = Database::Read($cursor))
                 {
                         $record = new $thisObjectName();
                         $record->recordId = $row['recordid'];
                         $record->userId = $row['userid'];
                         $record->reference = $this->Unescape($row['reference']);
                         $record->data = $this->Unescape($row['data']);
                         $record->version = $this->Unescape($row['version']);
                         $record->creation_date = $row['creation_date'];
-                        $record->update_date = $row['update_date'];
+                        $oDate = strtotime($row['update_date']);
+                        $record->update_date = date('r', $oDate);
                         $record->access_date = $row['access_date'];
                         $recordList[] = $record;
                 }
                 return $recordList;
         }
         
         
         /**
         * Saves the object to the database
         * @return integer $recordId
         */
         function Save($deep = true)
         {
                 $connection = Database::Connect();
+                $this->update_date = date( 'r');
+                $this->access_date = date( 'r');
                 $this->pog_query = "select `recordid` from `record` where `recordid`='".$this->recordId."' LIMIT 1";
                 $rows = Database::Query($this->pog_query, $connection);
                 if ($rows > 0)
                 {
                         $this->pog_query = "update `record` set 
                         `userid`='".$this->userId."', 
                         `reference`='".$this->Escape($this->reference)."', 
                         `data`='".$this->Escape($this->data)."', 
                         `version`='".$this->Escape($this->version)."', 
                         `creation_date`='".$this->creation_date."', 
                         `update_date`='".$this->update_date."', 
                         `access_date`='".$this->access_date."' where `recordid`='".$this->recordId."'";
                 }
                 else
                 {
                         $this->pog_query = "insert into `record` (`userid`, `reference`, `data`, `version`, `creation_date`, `update_date`, `access_date` ) values (
                         '".$this->userId."', 
                         '".$this->Escape($this->reference)."', 
                         '".$this->Escape($this->data)."', 
                         '".$this->Escape($this->version)."', 
                         '".$this->creation_date."', 
                         '".$this->update_date."', 
                         '".$this->access_date."' )";
                 }
                 $insertId = Database::InsertOrUpdate($this->pog_query, $connection);
                 if ($this->recordId == "")
                 {
                         $this->recordId = $insertId;
                 }
                 if ($deep)
                 {
                         foreach ($this->_recordversionList as $recordversion)
                         {
                                 $recordversion->recordId = $this->recordId;
                                 $recordversion->Save($deep);
                         }
                 }
                 return $this->recordId;
         }
         
         
         /**
         * Clones the object and saves it to the database
         * @return integer $recordId
         */
         function SaveNew($deep = false)
         {
                 $this->recordId = '';
+                $this->creation_date = date( 'Y-m-d H:i:s');
                 return $this->Save($deep);
         }
         
         
         /**
         * Deletes the object from the database
         * @return boolean
         */
         function Delete($deep = false, $across = false)
         {
                 if ($deep)
                 {
                         $recordversionList = $this->GetRecordversionList();
                         foreach ($recordversionList as $recordversion)
                         {
                                 $recordversion->Delete($deep, $across);
                         }
                 }
                 $connection = Database::Connect();
                 $this->pog_query = "delete from `record` where `recordid`='".$this->recordId."'";
                 return Database::NonQuery($this->pog_query, $connection);
         }
         
         
         /**
         * Deletes a list of objects that match given conditions
         * @param multidimensional array {("field", "comparator", "value"), ("field", "comparator", "value"), ...} 
         * @param bool $deep 
         * @return 
         */
         function DeleteList($fcv_array, $deep = false, $across = false)
         {
                 if (sizeof($fcv_array) > 0)
                 {
                         if ($deep || $across)
                         {
                                 $objectList = $this->GetList($fcv_array);
                                 foreach ($objectList as $object)
                                 {
                                         $object->Delete($deep, $across);
                                 }
                         }
                         else
                         {
                                 $connection = Database::Connect();
                                 $pog_query = "delete from `record` where ";
                                 for ($i=0, $c=sizeof($fcv_array); $i<$c; $i++)
                                 {
                                         if (sizeof($fcv_array[$i]) == 1)
                                         {
                                                 $pog_query .= " ".$fcv_array[$i][0]." ";
                                                 continue;
                                         }
                                         else
                                         {
                                                 if ($i > 0 && sizeof($fcv_array[$i-1]) !== 1)
                                                 {
                                                         $pog_query .= " AND ";
                                                 }
                                                 if (isset($this->pog_attribute_type[$fcv_array[$i][0]]['db_attributes']) && $this->pog_attribute_type[$fcv_array[$i][0]]['db_attributes'][0] != 'NUMERIC' && $this->pog_attribute_type[$fcv_array[$i][0]]['db_attributes'][0] != 'SET')
                                                 {
                                                         $pog_query .= "`".$fcv_array[$i][0]."` ".$fcv_array[$i][1]." '".$this->Escape($fcv_array[$i][2])."'";
                                                 }
                                                 else
                                                 {
                                                         $pog_query .= "`".$fcv_array[$i][0]."` ".$fcv_array[$i][1]." '".$fcv_array[$i][2]."'";
                                                 }
                                         }
                                 }
                                 return Database::NonQuery($pog_query, $connection);
                         }
                 }
         }
         
         
         /**
         * Associates the user object to this one
         * @return boolean
         */
         function GetUser()
         {
                 $user = new user();
                 return $user->Get($this->userId);
         }
         
         
         /**
         * Associates the user object to this one
         * @return 
         */
         function SetUser(&$user)
         {
                 $this->userId = $user->userId;
         }
         
         
         /**
         * Gets a list of recordversion objects associated to this one
         * @param multidimensional array {("field", "comparator", "value"), ("field", "comparator", "value"), ...} 
         * @param string $sortBy 
         * @param boolean $ascending 
         * @param int limit 
         * @return array of recordversion objects
         */
         function GetRecordversionList($fcv_array = array(), $sortBy='', $ascending=true, $limit='')
         {
                 $recordversion = new recordversion();
                 $fcv_array[] = array("recordId", "=", $this->recordId);
                 $dbObjects = $recordversion->GetList($fcv_array, $sortBy, $ascending, $limit);
                 return $dbObjects;
         }
         
         
         /**
         * Makes this the parent of all recordversion objects in the recordversion List array. Any existing recordversion will become orphan(s)
         * @return null
         */
         function SetRecordversionList(&$list)
         {
                 $this->_recordversionList = array();
                 $existingRecordversionList = $this->GetRecordversionList();
                 foreach ($existingRecordversionList as $recordversion)
                 {
                         $recordversion->recordId = '';
                         $recordversion->Save(false);
                 }
                 $this->_recordversionList = $list;
         }
         
         
         /**
         * Associates the recordversion object to this one
         * @return 
         */
         function AddRecordversion(&$recordversion)
         {
                 $recordversion->recordId = $this->recordId;
                 $found = false;
                 foreach($this->_recordversionList as $recordversion2)
                 {
                         if ($recordversion->recordversionId > 0 && $recordversion->recordversionId == $recordversion2->recordversionId)
                         {
                                 $found = true;
                                 break;
                         }
                 }
                 if (!$found)
                 {
                         $this->_recordversionList[] = $recordversion;
                 }
         }
 }
-?>
\ No newline at end of file
+?>
diff --git a/backend/php/src/objects/class.recordversion.php b/backend/php/src/objects/class.recordversion.php
index 3fbc436..f2de14a 100644
--- a/backend/php/src/objects/class.recordversion.php
+++ b/backend/php/src/objects/class.recordversion.php
@@ -1,381 +1,383 @@
 <?php
 /*
         This SQL query will create the table to store your object.
 
         CREATE TABLE `recordversion` (
         `recordversionid` int(11) NOT NULL auto_increment,
         `recordid` int(11) NOT NULL,
         `reference` VARCHAR(255) NOT NULL,
         `header` LONGTEXT NOT NULL,
         `data` LONGTEXT NOT NULL,
         `version` VARCHAR(255) NOT NULL,
         `previous_version_key` VARCHAR(255) NOT NULL,
         `previous_version_id` INT NOT NULL,
         `creation_date` TIMESTAMP NOT NULL,
         `update_date` TIMESTAMP NOT NULL,
         `access_date` TIMESTAMP NOT NULL, INDEX(`recordid`), PRIMARY KEY  (`recordversionid`)) ENGINE=MyISAM;
 */
 
 /**
 * <b>recordversion</b> class with integrated CRUD methods.
 * @author Php Object Generator
 * @version POG 3.0e / PHP5.1 MYSQL
 * @see http://www.phpobjectgenerator.com/plog/tutorials/45/pdo-mysql
 * @copyright Free for personal & commercial use. (Offered under the BSD license)
 * @link http://www.phpobjectgenerator.com/?language=php5.1=pdo&pdoDriver=mysql&objectName=recordversion&attributeList=array+%28%0A++0+%3D%3E+%27record%27%2C%0A++1+%3D%3E+%27reference%27%2C%0A++2+%3D%3E+%27header%27%2C%0A++3+%3D%3E+%27data%27%2C%0A++4+%3D%3E+%27version%27%2C%0A++5+%3D%3E+%27previous_version_key%27%2C%0A++6+%3D%3E+%27previous_version_id%27%2C%0A++7+%3D%3E+%27creation_date%27%2C%0A++8+%3D%3E+%27update_date%27%2C%0A++9+%3D%3E+%27access_date%27%2C%0A%29&typeList=array%2B%2528%250A%2B%2B0%2B%253D%253E%2B%2527BELONGSTO%2527%252C%250A%2B%2B1%2B%253D%253E%2B%2527VARCHAR%2528255%2529%2527%252C%250A%2B%2B2%2B%253D%253E%2B%2527LONGTEXT%2527%252C%250A%2B%2B3%2B%253D%253E%2B%2527LONGTEXT%2527%252C%250A%2B%2B4%2B%253D%253E%2B%2527VARCHAR%2528255%2529%2527%252C%250A%2B%2B5%2B%253D%253E%2B%2527VARCHAR%2528255%2529%2527%252C%250A%2B%2B6%2B%253D%253E%2B%2527INT%2527%252C%250A%2B%2B7%2B%253D%253E%2B%2527TIMESTAMP%2527%252C%250A%2B%2B8%2B%253D%253E%2B%2527TIMESTAMP%2527%252C%250A%2B%2B9%2B%253D%253E%2B%2527TIMESTAMP%2527%252C%250A%2529
 */
 include_once('class.pog_base.php');
 class recordversion extends POG_Base
 {
         public $recordversionId = '';
 
         /**
          * @var INT(11)
          */
         public $recordId;
         
         /**
          * @var VARCHAR(255)
          */
         public $reference;
         
         /**
          * @var LONGTEXT
          */
         public $header;
         
         /**
          * @var LONGTEXT
          */
         public $data;
         
         /**
          * @var VARCHAR(255)
          */
         public $version;
         
         /**
          * @var VARCHAR(255)
          */
         public $previous_version_key;
         
         /**
          * @var INT
          */
         public $previous_version_id;
         
         /**
          * @var TIMESTAMP
          */
         public $creation_date;
         
         /**
          * @var TIMESTAMP
          */
         public $update_date;
         
         /**
          * @var TIMESTAMP
          */
         public $access_date;
         
         public $pog_attribute_type = array(
                 "recordversionId" => array('db_attributes' => array("NUMERIC", "INT")),
                 "record" => array('db_attributes' => array("OBJECT", "BELONGSTO")),
                 "reference" => array('db_attributes' => array("TEXT", "VARCHAR", "255")),
                 "header" => array('db_attributes' => array("TEXT", "LONGTEXT")),
                 "data" => array('db_attributes' => array("TEXT", "LONGTEXT")),
                 "version" => array('db_attributes' => array("TEXT", "VARCHAR", "255")),
                 "previous_version_key" => array('db_attributes' => array("TEXT", "VARCHAR", "255")),
                 "previous_version_id" => array('db_attributes' => array("NUMERIC", "INT")),
                 "creation_date" => array('db_attributes' => array("NUMERIC", "TIMESTAMP")),
                 "update_date" => array('db_attributes' => array("NUMERIC", "TIMESTAMP")),
                 "access_date" => array('db_attributes' => array("NUMERIC", "TIMESTAMP")),
                 );
         public $pog_query;
         
         
         /**
         * Getter for some private attributes
         * @return mixed $attribute
         */
         public function __get($attribute)
         {
                 if (isset($this->{"_".$attribute}))
                 {
                         return $this->{"_".$attribute};
                 }
                 else
                 {
                         return false;
                 }
         }
         
         function recordversion($reference='', $header='', $data='', $version='', $previous_version_key='', $previous_version_id='', $creation_date='', $update_date='', $access_date='')
         {
                 $this->reference = $reference;
                 $this->header = $header;
                 $this->data = $data;
                 $this->version = $version;
                 $this->previous_version_key = $previous_version_key;
                 $this->previous_version_id = $previous_version_id;
                 $this->creation_date = $creation_date;
                 $this->update_date = $update_date;
                 $this->access_date = $access_date;
         }
         
         
         /**
         * Gets object from database
         * @param integer $recordversionId 
         * @return object $recordversion
         */
         function Get($recordversionId)
         {
                 $connection = Database::Connect();
                 $this->pog_query = "select * from `recordversion` where `recordversionid`='".intval($recordversionId)."' LIMIT 1";
                 $cursor = Database::Reader($this->pog_query, $connection);
                 while ($row = Database::Read($cursor))
                 {
                         $this->recordversionId = $row['recordversionid'];
                         $this->recordId = $row['recordid'];
                         $this->reference = $this->Unescape($row['reference']);
                         $this->header = $this->Unescape($row['header']);
                         $this->data = $this->Unescape($row['data']);
                         $this->version = $this->Unescape($row['version']);
                         $this->previous_version_key = $this->Unescape($row['previous_version_key']);
                         $this->previous_version_id = $this->Unescape($row['previous_version_id']);
                         $this->creation_date = $row['creation_date'];
                         $this->update_date = $row['update_date'];
                         $this->access_date = $row['access_date'];
                 }
                 return $this;
         }
         
         
         /**
         * Returns a sorted array of objects that match given conditions
         * @param multidimensional array {("field", "comparator", "value"), ("field", "comparator", "value"), ...} 
         * @param string $sortBy 
         * @param boolean $ascending 
         * @param int limit 
         * @return array $recordversionList
         */
         function GetList($fcv_array = array(), $sortBy='', $ascending=true, $limit='')
         {
                 $connection = Database::Connect();
                 $sqlLimit = ($limit != '' ? "LIMIT $limit" : '');
                 $this->pog_query = "select * from `recordversion` ";
                 $recordversionList = Array();
                 if (sizeof($fcv_array) > 0)
                 {
                         $this->pog_query .= " where ";
                         for ($i=0, $c=sizeof($fcv_array); $i<$c; $i++)
                         {
                                 if (sizeof($fcv_array[$i]) == 1)
                                 {
                                         $this->pog_query .= " ".$fcv_array[$i][0]." ";
                                         continue;
                                 }
                                 else
                                 {
                                         if ($i > 0 && sizeof($fcv_array[$i-1]) != 1)
                                         {
                                                 $this->pog_query .= " AND ";
                                         }
                                         if (isset($this->pog_attribute_type[$fcv_array[$i][0]]['db_attributes']) && $this->pog_attribute_type[$fcv_array[$i][0]]['db_attributes'][0] != 'NUMERIC' && $this->pog_attribute_type[$fcv_array[$i][0]]['db_attributes'][0] != 'SET')
                                         {
                                                 if ($GLOBALS['configuration']['db_encoding'] == 1)
                                                 {
                                                         $value = POG_Base::IsColumn($fcv_array[$i][2]) ? "BASE64_DECODE(".$fcv_array[$i][2].")" : "'".$fcv_array[$i][2]."'";
                                                         $this->pog_query .= "BASE64_DECODE(`".$fcv_array[$i][0]."`) ".$fcv_array[$i][1]." ".$value;
                                                 }
                                                 else
                                                 {
                                                         $value =  POG_Base::IsColumn($fcv_array[$i][2]) ? $fcv_array[$i][2] : "'".$this->Escape($fcv_array[$i][2])."'";
                                                         $this->pog_query .= "`".$fcv_array[$i][0]."` ".$fcv_array[$i][1]." ".$value;
                                                 }
                                         }
                                         else
                                         {
                                                 $value = POG_Base::IsColumn($fcv_array[$i][2]) ? $fcv_array[$i][2] : "'".$fcv_array[$i][2]."'";
                                                 $this->pog_query .= "`".$fcv_array[$i][0]."` ".$fcv_array[$i][1]." ".$value;
                                         }
                                 }
                         }
                 }
                 if ($sortBy != '')
                 {
                         if (isset($this->pog_attribute_type[$sortBy]['db_attributes']) && $this->pog_attribute_type[$sortBy]['db_attributes'][0] != 'NUMERIC' && $this->pog_attribute_type[$sortBy]['db_attributes'][0] != 'SET')
                         {
                                 if ($GLOBALS['configuration']['db_encoding'] == 1)
                                 {
                                         $sortBy = "BASE64_DECODE($sortBy) ";
                                 }
                                 else
                                 {
                                         $sortBy = "$sortBy ";
                                 }
                         }
                         else
                         {
                                 $sortBy = "$sortBy ";
                         }
                 }
                 else
                 {
                         $sortBy = "recordversionid";
                 }
                 $this->pog_query .= " order by ".$sortBy." ".($ascending ? "asc" : "desc")." $sqlLimit";
                 $thisObjectName = get_class($this);
                 $cursor = Database::Reader($this->pog_query, $connection);
                 while ($row = Database::Read($cursor))
                 {
                         $recordversion = new $thisObjectName();
                         $recordversion->recordversionId = $row['recordversionid'];
                         $recordversion->recordId = $row['recordid'];
                         $recordversion->reference = $this->Unescape($row['reference']);
                         $recordversion->header = $this->Unescape($row['header']);
                         $recordversion->data = $this->Unescape($row['data']);
                         $recordversion->version = $this->Unescape($row['version']);
                         $recordversion->previous_version_key = $this->Unescape($row['previous_version_key']);
                         $recordversion->previous_version_id = $this->Unescape($row['previous_version_id']);
                         $recordversion->creation_date = $row['creation_date'];
                         $recordversion->update_date = $row['update_date'];
                         $recordversion->access_date = $row['access_date'];
                         $recordversionList[] = $recordversion;
                 }
                 return $recordversionList;
         }
         
         
         /**
         * Saves the object to the database
         * @return integer $recordversionId
         */
         function Save()
         {
                 $connection = Database::Connect();
+                $this->update_date = date( 'Y-m-d H:i:s');
+                $this->access_date = date( 'Y-m-d H:i:s');
                 $this->pog_query = "select `recordversionid` from `recordversion` where `recordversionid`='".$this->recordversionId."' LIMIT 1";
                 $rows = Database::Query($this->pog_query, $connection);
                 if ($rows > 0)
                 {
                         $this->pog_query = "update `recordversion` set 
                         `recordid`='".$this->recordId."', 
                         `reference`='".$this->Escape($this->reference)."', 
                         `header`='".$this->Escape($this->header)."', 
                         `data`='".$this->Escape($this->data)."', 
                         `version`='".$this->Escape($this->version)."', 
                         `previous_version_key`='".$this->Escape($this->previous_version_key)."', 
                         `previous_version_id`='".$this->Escape($this->previous_version_id)."', 
                         `creation_date`='".$this->creation_date."', 
                         `update_date`='".$this->update_date."', 
                         `access_date`='".$this->access_date."' where `recordversionid`='".$this->recordversionId."'";
                 }
                 else
                 {
                         $this->pog_query = "insert into `recordversion` (`recordid`, `reference`, `header`, `data`, `version`, `previous_version_key`, `previous_version_id`, `creation_date`, `update_date`, `access_date` ) values (
                         '".$this->recordId."', 
                         '".$this->Escape($this->reference)."', 
                         '".$this->Escape($this->header)."', 
                         '".$this->Escape($this->data)."', 
                         '".$this->Escape($this->version)."', 
                         '".$this->Escape($this->previous_version_key)."', 
                         '".$this->Escape($this->previous_version_id)."', 
                         '".$this->creation_date."', 
                         '".$this->update_date."', 
                         '".$this->access_date."' )";
                 }
                 $insertId = Database::InsertOrUpdate($this->pog_query, $connection);
                 if ($this->recordversionId == "")
                 {
                         $this->recordversionId = $insertId;
                 }
                 return $this->recordversionId;
         }
         
         
         /**
         * Clones the object and saves it to the database
         * @return integer $recordversionId
         */
         function SaveNew()
         {
                 $this->recordversionId = '';
                 return $this->Save();
         }
         
         
         /**
         * Deletes the object from the database
         * @return boolean
         */
         function Delete()
         {
                 $connection = Database::Connect();
                 $this->pog_query = "delete from `recordversion` where `recordversionid`='".$this->recordversionId."'";
                 return Database::NonQuery($this->pog_query, $connection);
         }
         
         
         /**
         * Deletes a list of objects that match given conditions
         * @param multidimensional array {("field", "comparator", "value"), ("field", "comparator", "value"), ...} 
         * @param bool $deep 
         * @return 
         */
         function DeleteList($fcv_array)
         {
                 if (sizeof($fcv_array) > 0)
                 {
                         $connection = Database::Connect();
                         $pog_query = "delete from `recordversion` where ";
                         for ($i=0, $c=sizeof($fcv_array); $i<$c; $i++)
                         {
                                 if (sizeof($fcv_array[$i]) == 1)
                                 {
                                         $pog_query .= " ".$fcv_array[$i][0]." ";
                                         continue;
                                 }
                                 else
                                 {
                                         if ($i > 0 && sizeof($fcv_array[$i-1]) !== 1)
                                         {
                                                 $pog_query .= " AND ";
                                         }
                                         if (isset($this->pog_attribute_type[$fcv_array[$i][0]]['db_attributes']) && $this->pog_attribute_type[$fcv_array[$i][0]]['db_attributes'][0] != 'NUMERIC' && $this->pog_attribute_type[$fcv_array[$i][0]]['db_attributes'][0] != 'SET')
                                         {
                                                 $pog_query .= "`".$fcv_array[$i][0]."` ".$fcv_array[$i][1]." '".$this->Escape($fcv_array[$i][2])."'";
                                         }
                                         else
                                         {
                                                 $pog_query .= "`".$fcv_array[$i][0]."` ".$fcv_array[$i][1]." '".$fcv_array[$i][2]."'";
                                         }
                                 }
                         }
                         return Database::NonQuery($pog_query, $connection);
                 }
         }
         
         
         /**
         * Associates the record object to this one
         * @return boolean
         */
         function GetRecord()
         {
                 $record = new record();
                 return $record->Get($this->recordId);
         }
         
         
         /**
         * Associates the record object to this one
         * @return 
         */
         function SetRecord(&$record)
         {
                 $this->recordId = $record->recordId;
         }
 }
-?>
\ No newline at end of file
+?>