public IActionResult TextHandler(string text, string key, string EncryptOrDecrypt, string Download, string name)
{
if (text == null)
{
text = "";
}
if ((key == "") || (key == null))
{
key = "a";
}
if (EncryptOrDecrypt == "Encrypt")
{
text = VigenereEncryptor.Encrypt(text, key, 0, out int _);
}
if (EncryptOrDecrypt == "Decrypt")
{
text = VigenereEncryptor.Decrypt(text, key, 0, out int _);
}
if (Download == "true")
{
if ((name == "") || (name == null))
{
name = "solution.txt";
}
else if ((name.Length < 4) || (name.Substring(name.Length - 4) != ".txt"))
{
name += ".txt";
}
return(File(Encoding.UTF8.GetBytes(text), "text/plain", name));
}
ViewBag.Text = text;
return(View());
}
public void FileToTxtHandlerTest()
{
IFormFile file = new FormFile(new MemoryStream(Encoding.UTF8.GetBytes("Мама мыла раму")), 0, 100, "TestTxt", "TestTxt.txt");
var result = controller.FileHandler(file, "solution", "мама", "Decrypt", "true") as FileContentResult;
byte[] bytes = result.FileContents;
Assert.IsType <FileContentResult>(result);
Assert.Equal("solution.txt", result.FileDownloadName);
Assert.Equal(VigenereEncryptor.Decrypt("Мама мыла раму", "мама", 0, out int _), Encoding.UTF8.GetString(bytes));
Assert.Equal(@"text/plain", result.ContentType);
}
public void ReturnsIteratorOfDecryptedStringsWhenParamsNotNullOrEmpty(
IEnumerable <string> source,
string key,
IEnumerable <string> expectedResult)
{
//Arrange
VigenereEncryptor encryptor = new VigenereEncryptor();
//Act
IEnumerable <string> actualResult = encryptor.Decrypt(source, key);
//Assert
Assert.AreEqual(expectedResult, actualResult);
}
public void VigenereDecryptTest()
{
string EncryptedText = "Оээ гфъбьукн ввщэшс, ъяяснямпдоп (12312?№*:!№*) унжцёывоисш ъцээф ьчура хърбъо";
Assert.Equal("Это тестовая строка, проверяющая (12312?№*:!№*) дешифрующий метод моего класса", VigenereEncryptor.Decrypt(EncryptedText, "скорпион", 0, out int _));
}
public ActionResult FileHandler(IFormFile file, string name, string key, string EncryptOrDecrypt, string download)
{
if (file != null)
{
var extension = Path.GetExtension(file.FileName);
if ((key == "") || (key == null))
{
key = "a";
}
string ResponseText = "";
Console.WriteLine(download);
if (extension == ".txt")
{
string text = "";
using (var reader = new StreamReader(file.OpenReadStream()))
{
text = reader.ReadToEnd();
}
if (EncryptOrDecrypt == "Encrypt")
{
ResponseText = VigenereEncryptor.Encrypt(text, key, 0, out int _);
}
if (EncryptOrDecrypt == "Decrypt")
{
ResponseText = VigenereEncryptor.Decrypt(text, key, 0, out int _);
}
if ((name.Length < 4) || (name.Substring(name.Length - 4) != ".txt"))
{
name += ".txt";
}
if (download == "true")
{
return(File(Encoding.UTF8.GetBytes(ResponseText), "text/plain", name));
}
ViewBag.Text = ResponseText;
return(View());
}
if (extension == ".docx")
{
byte[] BytesResponse;
using (Stream stream = file.OpenReadStream())
{
using (var ms = new MemoryStream())
{
stream.CopyTo(ms);
var doc = new WordDocument(ms);
if (EncryptOrDecrypt == "Encrypt")
{
doc.EncryptDecrypt(key, true);
}
if (EncryptOrDecrypt == "Decrypt")
{
doc.EncryptDecrypt(key, false);
}
doc.Dispose();
BytesResponse = ms.ToArray();
}
if ((name == "") || (name == null))
{
name = "solution.docx";
}
else if ((name.Length < 5) || (name.Substring(name.Length - 5) != ".docx"))
{
name += ".docx";
}
return(File(BytesResponse, "application/vnd.openxmlformats-officedocument.wordprocessingml.document", name));
}
}
}
return(RedirectToAction("Index", "File"));
}