public static EncryptedProperties Create(Stream stream, LogOnIdentity identity)
{
if (identity == null)
{
throw new ArgumentNullException("identity");
}
if (identity == LogOnIdentity.Empty)
{
return(Invalid);
}
EncryptedProperties properties = new EncryptedProperties(null);
using (IAxCryptDocument document = New <AxCryptFactory>().CreateDocument(identity.DecryptionParameters(), stream))
{
if (!document.PassphraseIsValid)
{
return(Invalid);
}
properties = new EncryptedProperties(document.FileName);
properties.SharedKeyHolders = document.AsymmetricRecipients;
properties.DecryptionParameter = document.DecryptionParameter;
properties.FileMetaData.CreationTimeUtc = document.CreationTimeUtc;
properties.FileMetaData.LastWriteTimeUtc = document.LastWriteTimeUtc;
properties.FileMetaData.LastAccessTimeUtc = document.LastAccessTimeUtc;
properties.IsValid = true;
}
return(properties);
}
private static async Task AddSharingParameters(EncryptionParameters parameters, ActiveFile activeFile, FileLock encryptedFileLock)
{
if (New <LicensePolicy>().Capabilities.Has(LicenseCapability.KeySharing))
{
EncryptedProperties properties = EncryptedProperties.Create(encryptedFileLock.DataStore);
await parameters.AddAsync(properties.SharedKeyHolders);
return;
}
if (activeFile.IsShared)
{
await New <IPopup>().ShowAsync(PopupButtons.Ok, Texts.InformationTitle, Texts.KeySharingRemovedInFreeModeWarningText, Common.DoNotShowAgainOptions.KeySharingRemovedInFreeModeWarning);
}
}
public static EncryptedProperties Create(IAxCryptDocument document)
{
if (document == null)
{
throw new ArgumentNullException("document");
}
if (!document.PassphraseIsValid)
{
return(Invalid);
}
EncryptedProperties properties = new EncryptedProperties(document.FileName);
properties.DecryptionParameter = document.DecryptionParameter;
properties.IsValid = document.PassphraseIsValid;
properties.FileMetaData.CreationTimeUtc = document.CreationTimeUtc;
properties.FileMetaData.LastAccessTimeUtc = document.LastAccessTimeUtc;
properties.FileMetaData.LastWriteTimeUtc = document.LastWriteTimeUtc;
return(properties);
}
