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Correct two bugs related to key file opening

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Bettter error messages with composite key
Show an error message if save has failed and don't close the database
This commit is contained in:
BONNEVILLE Geoffroy
2017-11-13 11:28:14 +01:00
parent 2779e5b7c7
commit abb12accc7
6 changed files with 65 additions and 27 deletions
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32
ModernKeePass/Common/DatabaseHelper.cs
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@@ -14,6 +14,9 @@ namespace ModernKeePass.Common
{
public enum DatabaseStatus
{
Error = -3,
NoCompositeKey = -2,
CompositeKeyError = -1,
Closed = 0,
Opening = 1,
Opened = 2
@@ -77,11 +80,11 @@ namespace ModernKeePass.Common
/// <param name="key">The database composite key</param>
/// <param name="createNew">True to create a new database before opening it</param>
/// <returns>An error message, if any</returns>
public string Open(CompositeKey key, bool createNew = false)
public void Open(CompositeKey key, bool createNew = false)
{
try
{
if (key == null) return "No composite key";
if (key == null) Status = DatabaseStatus.NoCompositeKey;
var ioConnection = IOConnectionInfo.FromFile(DatabaseFile);
if (createNew) _pwDatabase.New(ioConnection, key);
else _pwDatabase.Open(ioConnection, key, new NullStatusLogger());
@@ -92,19 +95,14 @@ namespace ModernKeePass.Common
RootGroup = new GroupVm(_pwDatabase.RootGroup, null, RecycleBinEnabled ? _pwDatabase.RecycleBinUuid : null);
}
}
catch (ArgumentNullException)
{
return "Password cannot be empty";
}
catch (InvalidCompositeKeyException)
{
return "Wrong password";
Status = DatabaseStatus.CompositeKeyError;
}
catch (Exception ex)
{
return ex.Message;
Status = DatabaseStatus.Error;
}
return string.Empty;
}
/// <summary>
@@ -121,11 +119,19 @@ namespace ModernKeePass.Common
/// <summary>
/// Commit the changes to the currently opened database to file
/// </summary>
public void Save()
public bool Save()
{
// TODO: Save is disabled for now for Argon2Kdf because it corrupts DB (read works)
if (_pwDatabase == null || !_pwDatabase.IsOpen /*|| KdfPool.Get(KeyDerivation.KdfUuid) is Argon2Kdf*/) return;
_pwDatabase.Save(new NullStatusLogger());
if (_pwDatabase == null || !_pwDatabase.IsOpen) return false;
try
{
_pwDatabase.Save(new NullStatusLogger());
return true;
}
catch (Exception ex)
{
MessageDialogHelper.ShowErrorDialog(ex);
}
return false;
}
/// <summary>