send an exception when a session has timed out on the server side

1 files changed, 4 insertions, 1 deletions

diff --git a/backend/php/src/index.php b/backend/php/src/index.php
index eb3d75a..35752f4 100644
--- a/backend/php/src/index.php
+++ b/backend/php/src/index.php
@@ -532,213 +532,216 @@ error_log("message");
 					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 {
+			} 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));
 ?>
\ No newline at end of file