public IActionResult Descifrar([FromRoute] string method, [FromForm] IFormFile file, [FromForm] Datos key)
{
string nombre = (file.FileName);
using var fileRead = file.OpenReadStream();
try
{
if (nombre.Contains(".csr") && key.Word != null)
{
var BfileRead = new BufferedStream(fileRead);
var reader = new StreamReader(BfileRead);
string prueba = reader.ReadToEnd();
reader.Close();
BfileRead.Close();
fileRead.Close();
//WRITE
var fileWrite = new FileStream(Path.GetFileNameWithoutExtension(file.FileName) + ".txt", FileMode.OpenOrCreate);
var BfileWrite = new BufferedStream(fileWrite);
var writer = new StreamWriter(BfileWrite);
Cifrado hola = new Cifrado();
string encoded = hola.encoder(key.Word);
string salida = "";
salida = hola.DecifrarCesar(prueba, encoded);
foreach (char item in salida)
{
writer.Write(item);
}
writer.Close();
BfileWrite.Close();
fileWrite.Close();
var files = System.IO.File.OpenRead(Path.GetFileNameWithoutExtension(file.FileName) + ".txt");
return(new FileStreamResult(files, "application/txt")
{
FileDownloadName = Path.GetFileNameWithoutExtension(file.FileName) + ".txt"
});
}
else if (nombre.Contains(".zz") && key.Levels != null)
{
var BfileRead = new BufferedStream(fileRead);
var reader = new StreamReader(BfileRead);
string prueba = reader.ReadToEnd();
reader.Close();
BfileRead.Close();
fileRead.Close();
//WRITE
var fileWrite = new FileStream(Path.GetFileNameWithoutExtension(file.FileName) + ".txt", FileMode.OpenOrCreate);
var BfileWrite = new BufferedStream(fileWrite);
var writer = new StreamWriter(BfileWrite);
Cifrado hola = new Cifrado();
string salida = "";
salida = hola.Descifrarzigzag(prueba, key.Levels);
foreach (char item in salida)
{
writer.Write(item);
}
writer.Close();
BfileWrite.Close();
fileWrite.Close();
var files = System.IO.File.OpenRead(Path.GetFileNameWithoutExtension(file.FileName) + ".txt");
return(new FileStreamResult(files, "application/txt")
{
FileDownloadName = Path.GetFileNameWithoutExtension(file.FileName) + ".txt"
});
}
else if (nombre.Contains(".rt") && key.Rows != null && key.Columns != null)
{
var BfileRead = new BufferedStream(fileRead);
var reader = new StreamReader(BfileRead);
string prueba = reader.ReadToEnd();
reader.Close();
BfileRead.Close();
fileRead.Close();
//WRITE
var fileWrite = new FileStream(Path.GetFileNameWithoutExtension(file.FileName) + ".txt", FileMode.OpenOrCreate);
var BfileWrite = new BufferedStream(fileWrite);
var writer = new StreamWriter(BfileWrite);
Cifrado hola = new Cifrado();
string salida = "";
salida = hola.DecifrarRuta(prueba, key.Rows, key.Columns);
foreach (char item in salida)
{
writer.Write(item);
}
writer.Close();
BfileWrite.Close();
fileWrite.Close();
var files = System.IO.File.OpenRead(Path.GetFileNameWithoutExtension(file.FileName) + ".txt");
return(new FileStreamResult(files, "application/rt")
{
FileDownloadName = Path.GetFileNameWithoutExtension(file.FileName) + ".txt"
});
}
else
{
return(BadRequest("Error no ingreso método o llave"));
}
}
catch (Exception ex)
{
return(BadRequest(ex.Message));
}
}
