public File GetFile(string fileUId, bool includeData = true)
{
IQueryable <File> file = _context.Files;
if (includeData)
{
file = _context.Files.Include("Data");
}
var f = file.SingleOrDefault(x => x.FileUId == fileUId);
if (EncryptFiles && f.Data != null)
{
var crypt = new CryptUtil(Settings);
if (f.Data.StoredData != null)
{
f.Data.StoredData = crypt.DecryptBytes(f.Data.StoredData);
}
if (f.Data.StoredThumbData != null)
{
f.Data.StoredThumbData = crypt.DecryptBytes(f.Data.StoredThumbData);
}
}
return(f);
}
public File GetFile(string fileUId, bool includeData = true)
{
using (var context = new Data.CMSContext()) {
IQueryable <File> file = context.Files;
if (includeData)
{
file = context.Files.Include("Data");
}
var f = file.SingleOrDefault(x => x.FileUId == fileUId);
if (EncryptFiles && f.Data != null)
{
if (f.Data.StoredData != null)
{
f.Data.StoredData = CryptUtil.DecryptBytes(f.Data.StoredData);
}
if (f.Data.StoredThumbData != null)
{
f.Data.StoredThumbData = CryptUtil.DecryptBytes(f.Data.StoredThumbData);
}
}
return(f);
}
}
public void DirectEncrypt()
{
var plainText = Encoding.UTF8.GetBytes("Hello world");
var iv = SomeBytes(16);
var key = SomeBytes(32);
var encrypted = CryptUtil.EncryptBytes(key, iv, plainText);
var decrypted = CryptUtil.DecryptBytes(key, iv, encrypted);
Check.That(decrypted).Equals(plainText);
}
public File GetFileThumb(string fileUId)
{
using (var context = new Data.CMSContext()) {
var f = context.Files.Where(x => x.FileUId == fileUId).SingleOrDefault();
var thumbData = context.FileData.Where(x => x.FileUId == fileUId).Select(x => new { bytes = x.StoredThumbData }).SingleOrDefault();
f.Data = new FileData()
{
FileUId = f.FileUId, StoredThumbData = thumbData.bytes
};
if (EncryptFiles && f.Data != null && f.Data.StoredThumbData != null)
{
f.Data.StoredThumbData = CryptUtil.DecryptBytes(f.Data.StoredThumbData);
}
return(f);
}
}
public File GetFileThumb(string fileUId)
{
var f = _context.Files.Where(x => x.FileUId == fileUId).SingleOrDefault();
var thumbData = _context.FileData.Where(x => x.FileUId == fileUId).Select(x => new { bytes = x.StoredThumbData }).SingleOrDefault();
if (thumbData != null)
{
f.Data = new FileData()
{
FileUId = f.FileUId, StoredThumbData = thumbData.bytes
};
}
if (EncryptFiles && f.Data != null && f.Data.StoredThumbData != null)
{
var crypt = new CryptUtil(Settings);
f.Data.StoredThumbData = crypt.DecryptBytes(f.Data.StoredThumbData);
}
return(f);
}