public static bool SetSebClientConfiguration()
{
SEBClientInfo.IsNewOS = false;
SEBClientInfo.ExplorerShellWasKilled = false;
SEBClientInfo.UserNameRegistryFlags = new char[100];
SEBClientInfo.RegistryFlags = new char[50];
SEBClientInfo.UserSid = new char[512];
SEBClientInfo.UserName = "";
SEBClientInfo.HostName = "localhost";
SEBClientInfo.HostIpAddress = "127.0.0.1";
SEBClientInfo.PortNumber = 57016;
SEBClientInfo.SendInterval = 100;
SEBClientInfo.RecvTimeout = 100;
SEBClientInfo.NumMessages = 3;
SEBClientInfo.SetSebPaths();
byte[] sebSettings = (byte[])null;
StringBuilder stringBuilder = new StringBuilder();
try
{
sebSettings = File.ReadAllBytes(SEBClientInfo.SebClientSettingsProgramDataFile);
}
catch (Exception ex)
{
stringBuilder.Append("Could not load SebClientSettigs.seb from the Program Data directory").Append(ex == null ? (string)null : ex.GetType().ToString()).Append(ex.Message);
}
if (sebSettings == null)
{
try
{
sebSettings = File.ReadAllBytes(SEBClientInfo.SebClientSettingsAppDataFile);
}
catch (Exception ex)
{
stringBuilder.Append("Could not load SebClientSettigs.seb from the Roaming Application Data directory. ").Append(ex == null ? (string)null : ex.GetType().ToString()).Append(ex.Message);
}
}
if (!SEBSettings.StoreDecryptedSebClientSettings(sebSettings))
{
return(false);
}
SEBClientInfo.InitializeLogger();
Logger.AddError(stringBuilder.ToString(), (object)null, (Exception)null, (string)null);
SEBClientInfo.UserName = Environment.UserName;
int num = 1;
Logger.AddInformation(new StringBuilder("User Name: ").Append(SEBClientInfo.UserName).Append(" Host Name: ").Append(SEBClientInfo.HostName).Append(" Port Number: ").Append(SEBClientInfo.PortNumber).Append(" Send Interval: ").Append(SEBClientInfo.SendInterval).Append(" Recv Timeout: ").Append(SEBClientInfo.RecvTimeout).Append(" Num Messages: ").Append(SEBClientInfo.NumMessages).Append(" SebClientConfigFileDirectory: ").Append(SEBClientInfo.SebClientSettingsAppDataDirectory).Append(" SebClientConfigFile: ").Append(SEBClientInfo.SebClientSettingsAppDataFile).ToString(), (object)null, (Exception)null, (string)null);
return(num != 0);
}
/// ----------------------------------------------------------------------------------------
/// <summary>
/// Decrypt, parse and use new SEB settings
/// </summary>
/// ----------------------------------------------------------------------------------------
public static bool StoreDecryptedSEBSettings(byte[] sebData)
{
DictObj sebPreferencesDict;
string sebFilePassword = null;
bool passwordIsHash = false;
X509Certificate2 sebFileCertificateRef = null;
sebPreferencesDict = DecryptSEBSettings(sebData, false, ref sebFilePassword, ref passwordIsHash, ref sebFileCertificateRef);
if (sebPreferencesDict == null)
{
return(false); //Decryption didn't work, we abort
}
Logger.AddInformation("Reconfiguring");
// Reset SEB, close third party applications
SEBClientInfo.SebWindowsClientForm.closeSebClient = false;
Logger.AddInformation("Attempting to CloseSEBForm for reconfiguration");
SEBClientInfo.SebWindowsClientForm.CloseSEBForm();
Logger.AddInformation("Succesfully CloseSEBForm for reconfiguration");
SEBClientInfo.SebWindowsClientForm.closeSebClient = true;
//SEBClientInfo.SebWindowsClientForm.Close();
//SEBClientInfo.SebWindowsClientForm.Dispose();
// We need to check if setting for createNewDesktop changed
SEBClientInfo.CreateNewDesktopOldValue = (bool)SEBSettings.valueForDictionaryKey(SEBSettings.settingsCurrent, SEBSettings.KeyCreateNewDesktop);
if ((int)sebPreferencesDict[SEBSettings.KeySebConfigPurpose] == (int)SEBSettings.sebConfigPurposes.sebConfigPurposeStartingExam)
{
///
/// If these SEB settings are ment to start an exam
///
Logger.AddInformation("Reconfiguring to start an exam");
/// If these SEB settings are ment to start an exam
// Store decrypted settings
Logger.AddInformation("Attempting to StoreSebClientSettings");
SEBSettings.StoreSebClientSettings(sebPreferencesDict);
Logger.AddInformation("Successfully StoreSebClientSettings");
// Set the flag that SEB is running in exam mode now
SEBClientInfo.examMode = true;
//Re-initialize logger
SEBClientInfo.InitializeLogger();
// Check if SEB is running on the standard desktop and the new settings demand to run in new desktop (createNewDesktop = true)
// or the other way around!
if (SEBClientInfo.CreateNewDesktopOldValue != (bool)SEBSettings.valueForDictionaryKey(SEBSettings.settingsCurrent, SEBSettings.KeyCreateNewDesktop))
{
// If it did, SEB needs to quit and be restarted manually for the new setting to take effekt
if (SEBClientInfo.CreateNewDesktopOldValue == false)
{
SEBMessageBox.Show(SEBUIStrings.settingsRequireNewDesktop, SEBUIStrings.settingsRequireNewDesktopReason, MessageBoxIcon.Error, MessageBoxButtons.OK);
}
else
{
SEBMessageBox.Show(SEBUIStrings.settingsRequireNotNewDesktop, SEBUIStrings.settingsRequireNotNewDesktopReason, MessageBoxIcon.Error, MessageBoxButtons.OK);
}
//SEBClientInfo.SebWindowsClientForm.closeSebClient = true;
SEBClientInfo.SebWindowsClientForm.ExitApplication();
}
// Re-Initialize SEB according to the new settings
Logger.AddInformation("Attemting to InitSEBDesktop for reconfiguration");
if (!SebWindowsClientMain.InitSEBDesktop())
{
return(false);
}
Logger.AddInformation("Sucessfully InitSEBDesktop for reconfiguration");
// Re-open the main form
//SEBClientInfo.SebWindowsClientForm = new SebWindowsClientForm();
//SebWindowsClientMain.singleInstanceController.SetMainForm(SEBClientInfo.SebWindowsClientForm);
//return if initializing SEB with openend preferences was successful
Logger.AddInformation("Attempting to OpenSEBForm for reconfiguration");
var ret = SEBClientInfo.SebWindowsClientForm.OpenSEBForm();
Logger.AddInformation("Successfully OpenSEBForm for reconfiguration");
return(ret);
}
else
{
///
/// If these SEB settings are ment to configure a client
///
Logger.AddInformation("Reconfiguring to configure a client");
/// If these SEB settings are ment to configure a client
// Check if we have embedded identities and import them into the Windows Certifcate Store
ListObj embeddedCertificates = (ListObj)sebPreferencesDict[SEBSettings.KeyEmbeddedCertificates];
for (int i = embeddedCertificates.Count - 1; i >= 0; i--)
{
// Get the Embedded Certificate
DictObj embeddedCertificate = (DictObj)embeddedCertificates[i];
// Is it an identity?
if ((int)embeddedCertificate[SEBSettings.KeyType] == 1)
{
// Store the identity into the Windows Certificate Store
SEBProtectionController.StoreCertificateIntoStore((byte[])embeddedCertificate[SEBSettings.KeyCertificateData]);
}
// Remove the identity from settings, as it should be only stored in the Certificate Store and not in the locally stored settings file
embeddedCertificates.RemoveAt(i);
}
// Store decrypted settings
SEBSettings.StoreSebClientSettings(sebPreferencesDict);
//Re-initialize logger
SEBClientInfo.InitializeLogger();
// Write new settings to the localapp directory
SEBSettings.WriteSebConfigurationFile(SEBClientInfo.SebClientSettingsAppDataFile, "", false, null, SEBSettings.sebConfigPurposes.sebConfigPurposeConfiguringClient);
// Re-Initialize SEB desktop according to the new settings
if (!SebWindowsClientMain.InitSEBDesktop())
{
return(false);
}
if (SEBClientInfo.SebWindowsClientForm.OpenSEBForm())
{
// Activate SebWindowsClient so the message box gets focus
//SEBClientInfo.SebWindowsClientForm.Activate();
// Check if setting for createNewDesktop changed
if (SEBClientInfo.CreateNewDesktopOldValue != (bool)SEBSettings.valueForDictionaryKey(SEBSettings.settingsCurrent, SEBSettings.KeyCreateNewDesktop))
{
// If it did, SEB needs to quit and be restarted manually for the new setting to take effekt
SEBMessageBox.Show(SEBUIStrings.sebReconfiguredRestartNeeded, SEBUIStrings.sebReconfiguredRestartNeededReason, MessageBoxIcon.Warning, MessageBoxButtons.OK);
//SEBClientInfo.SebWindowsClientForm.closeSebClient = true;
SEBClientInfo.SebWindowsClientForm.ExitApplication();
}
if (SEBMessageBox.Show(SEBUIStrings.sebReconfigured, SEBUIStrings.sebReconfiguredQuestion, MessageBoxIcon.Question, MessageBoxButtons.YesNo) == DialogResult.No)
{
//SEBClientInfo.SebWindowsClientForm.closeSebClient = true;
SEBClientInfo.SebWindowsClientForm.ExitApplication();
}
return(true); //reading preferences was successful
}
else
{
return(false);
}
}
}
public static bool StoreDecryptedSEBSettings(byte[] sebData)
{
string sebFilePassword = (string)null;
bool passwordIsHash = false;
X509Certificate2 sebFileCertificateRef = (X509Certificate2)null;
Dictionary <string, object> settingsDict = SEBConfigFileManager.DecryptSEBSettings(sebData, false, ref sebFilePassword, ref passwordIsHash, ref sebFileCertificateRef);
if (settingsDict == null)
{
return(false);
}
Logger.AddInformation("Reconfiguring", (object)null, (Exception)null, (string)null);
SEBClientInfo.SebWindowsClientForm.closeSebClient = false;
Logger.AddInformation("Attempting to CloseSEBForm for reconfiguration", (object)null, (Exception)null, (string)null);
SEBClientInfo.SebWindowsClientForm.CloseSEBForm();
Logger.AddInformation("Succesfully CloseSEBForm for reconfiguration", (object)null, (Exception)null, (string)null);
SEBClientInfo.SebWindowsClientForm.closeSebClient = true;
SEBClientInfo.CreateNewDesktopOldValue = (bool)SEBSettings.valueForDictionaryKey(SEBSettings.settingsCurrent, "createNewDesktop");
if ((int)settingsDict["sebConfigPurpose"] == 0)
{
Logger.AddInformation("Reconfiguring to start an exam", (object)null, (Exception)null, (string)null);
Logger.AddInformation("Attempting to StoreSebClientSettings", (object)null, (Exception)null, (string)null);
SEBSettings.StoreSebClientSettings(settingsDict);
Logger.AddInformation("Successfully StoreSebClientSettings", (object)null, (Exception)null, (string)null);
SEBClientInfo.examMode = true;
SEBClientInfo.InitializeLogger();
if (SEBClientInfo.CreateNewDesktopOldValue != (bool)SEBSettings.valueForDictionaryKey(SEBSettings.settingsCurrent, "createNewDesktop"))
{
if (!SEBClientInfo.CreateNewDesktopOldValue)
{
int num1 = (int)SEBMessageBox.Show(SEBUIStrings.settingsRequireNewDesktop, SEBUIStrings.settingsRequireNewDesktopReason, MessageBoxIcon.Hand, MessageBoxButtons.OK, false);
}
else
{
int num2 = (int)SEBMessageBox.Show(SEBUIStrings.settingsRequireNotNewDesktop, SEBUIStrings.settingsRequireNotNewDesktopReason, MessageBoxIcon.Hand, MessageBoxButtons.OK, false);
}
SEBClientInfo.SebWindowsClientForm.ExitApplication(true);
}
Logger.AddInformation("Attemting to InitSEBDesktop for reconfiguration", (object)null, (Exception)null, (string)null);
if (!SebWindowsClientMain.InitSEBDesktop())
{
return(false);
}
Logger.AddInformation("Sucessfully InitSEBDesktop for reconfiguration", (object)null, (Exception)null, (string)null);
Logger.AddInformation("Attempting to OpenSEBForm for reconfiguration", (object)null, (Exception)null, (string)null);
int num = SEBClientInfo.SebWindowsClientForm.OpenSEBForm() ? 1 : 0;
Logger.AddInformation("Successfully OpenSEBForm for reconfiguration", (object)null, (Exception)null, (string)null);
return(num != 0);
}
Logger.AddInformation("Reconfiguring to configure a client", (object)null, (Exception)null, (string)null);
List <object> objectList = (List <object>)settingsDict["embeddedCertificates"];
for (int index = objectList.Count - 1; index >= 0; --index)
{
Dictionary <string, object> dictionary = (Dictionary <string, object>)objectList[index];
if ((int)dictionary["type"] == 1)
{
SEBProtectionController.StoreCertificateIntoStore((byte[])dictionary["certificateData"]);
}
objectList.RemoveAt(index);
}
SEBSettings.StoreSebClientSettings(settingsDict);
SEBClientInfo.InitializeLogger();
SEBSettings.WriteSebConfigurationFile(SEBClientInfo.SebClientSettingsAppDataFile, "", false, (X509Certificate2)null, SEBSettings.sebConfigPurposes.sebConfigPurposeConfiguringClient, false);
if (!SebWindowsClientMain.InitSEBDesktop() || !SEBClientInfo.SebWindowsClientForm.OpenSEBForm())
{
return(false);
}
if (SEBClientInfo.CreateNewDesktopOldValue != (bool)SEBSettings.valueForDictionaryKey(SEBSettings.settingsCurrent, "createNewDesktop"))
{
int num = (int)SEBMessageBox.Show(SEBUIStrings.sebReconfiguredRestartNeeded, SEBUIStrings.sebReconfiguredRestartNeededReason, MessageBoxIcon.Exclamation, MessageBoxButtons.OK, false);
SEBClientInfo.SebWindowsClientForm.ExitApplication(true);
}
if (SEBMessageBox.Show(SEBUIStrings.sebReconfigured, SEBUIStrings.sebReconfiguredQuestion, MessageBoxIcon.Question, MessageBoxButtons.YesNo, false) == DialogResult.No)
{
SEBClientInfo.SebWindowsClientForm.ExitApplication(true);
}
return(true);
}
