public CompositeTypeDecrypt Decrypt(string tokenUser, string tokenApi, List <byte[]> files)
{
#region Verification
// Check Token User
using (var dbContext = new UserTokenDBContext())
if (!new DatabaseTokenValidator(dbContext).IsValid(tokenUser))
{
return new CompositeTypeDecrypt {
IsDecrypted = false, InfoMessage = "User token invalid"
}
}
;
// Check number of files
if (files.Count == 0)
{
return new CompositeTypeDecrypt {
IsDecrypted = false, InfoMessage = "No file selected"
}
}
;
#endregion
var final = new CompositeTypeDecrypt();
List <string> filesString = ConvertFromByteArrayToString(files);
//List<string> filesString = ConvertBinaryToString(files);
// Files decryption
var decryption = new DecryptXOR <string>();
final.IsDecrypted = decryption.DoWork(filesString);
if (final.IsDecrypted)
{
var response = JsonConvert.DeserializeObject <Model.DecryptMessageResponse>(DecryptXOR <string> .FinalMessage);
final.Email = response.Mail;
final.Key = response.Key;
final.Confidence = response.Confidence;
// Send mail
var userMail = new UserTokenDBContext().Token.Where(t => t.Token1.Equals(tokenUser)).Select(u => u.User.Mail).FirstOrDefault();
Communication <string> .SendMail(userMail, "Subject", "The mail you are looking for is " + final.Email + "using the key : " + final.Key);
}
final.InfoMessage = decryption.InformationMessage;
DecryptXOR <string> .IsDecrypted = false;
return(final);
}
public List <string> GetCurrentUsers(string tokenUser, string tokenApi)
{
// Check Token User
using (var dbContext = new UserTokenDBContext())
if (!new DatabaseTokenValidator(dbContext).IsValid(tokenUser))
{
return(null);
}
List <string> currentUsers = new List <string>();
using (var dbContext = new UserTokenDBContext())
{
var validator = new Business.DatabaseTokenValidator(dbContext);
currentUsers = dbContext.Token.Where(t => DbFunctions.DiffSeconds(t.CreateTime, DateTime.Now) < DefaultSecondsUntilTokenExpires).Select(t => t.User.Username).ToList();
}
return(currentUsers);
}
public CompositeTypeAuthenticate Authenticate(string username, string password, string tokenApi)
{
var final = new CompositeTypeAuthenticate();
Credentials creds = new Credentials(username, password, tokenApi);
//Check in DB if user is valid
using (var dbContext = new UserTokenDBContext())
{
ICredentialsValidator validator = new DatabaseCredentialsValidator(dbContext);
if (validator.IsValid(creds))
{
final.IsAuthentified = true;
final.TokenUser = new DatabaseTokenBuilder(dbContext).Build(creds);
}
else
{
final.IsAuthentified = false;
//throw new InvalidCredentialException("Invalid credentials");
}
}
return(final);
}
public DatabaseTokenValidator(UserTokenDBContext dbContext)
{
_DBContext = dbContext;
}
public DatabaseTokenBuilder(UserTokenDBContext dbContext)
{
_DBContext = dbContext;
}
public DatabaseCredentialsValidator(UserTokenDBContext dbContext)
{
_DBContext = dbContext;
}
