public ActionResult DocxDecode(UploadedFile file)
{
lastKeyFile = file.KeyFile;
lastFileName = file.FileName;
try
{
//"application/vnd.openxmlformats-officedocument.wordprocessingml.document"
using (MemoryStream ms = new MemoryStream())
{
byte[] arr = new byte[file.UploadedFileValue.ContentLength];
file.UploadedFileValue.InputStream.Read(arr, 0, file.UploadedFileValue.ContentLength);
ms.Write(arr, 0, arr.Length);
string body = Parser.ParseDocx(ms);
body = Vigenere.Decode(body, file.KeyFile);
byte[] result = Parser.SaveDocx(body);
string fName = "Decoded.docx";
if (file.FileName != null)
{
fName = file.FileName + ".docx";
}
return(File(result, "application/docx", fName));
}
}
catch (Exception e)
{
lastKeyFile = e.Message;
return(Redirect("/Home"));
}
}
public void IndexDecodeTextTest()
{
RedirectResult redir = controller.TextDecode(new Text("Привет мир!", "б", "test")) as RedirectResult;
result = controller.Index() as ViewResult;
Assert.AreEqual(Vigenere.Decode("Привет мир!", "б"), result.ViewBag.TextValue);
}
static bool HomeworkSection1()
{
// Start finding key with only known cipher text attack
bool successfull = DecryptWithKnownCipherText();
// If known cipher text attack has not been successfull, try known plain text and cipher text attack.
if (!successfull)
{
successfull = DecryptWithKnownPlainAndCipherText();
}
if (successfull)
{
// Decode the cipher text with the found keyword to check whether the found keyword is correct or not.
Vigenere vigenere = new Vigenere();
string decodedText = vigenere.Decode(cipherText, keywordText);
if (decodedText == plainText)
{
Console.WriteLine("Cipher text decrypted successfully!");
}
}
return(successfull);
}
public void Decode_OnlyNumbers() // Проверка зашифровки файла содержащего только цифры
{
string input = File.ReadAllText(@"../../testFiles/Decoding/Test4.txt", Encoding.UTF8);
string expectedResult = File.ReadAllText(@"../../testFiles/Encoding/Test4.txt", Encoding.Default);
input = Vigenere.Decode(input, "скорпион");
Assert.AreEqual(input, expectedResult);
}
public void Decode_OnlyLatinAlphabet() // Проверка зашифровки файла содержащего только латинский алфавит
{
string input = File.ReadAllText(@"../../testFiles/Decoding/Test3.txt", Encoding.UTF8);
string expectedResult = File.ReadAllText(@"../../testFiles/Encoding/Test3.txt", Encoding.Default);
input = Vigenere.Decode(input, "скорпион");
Assert.AreEqual(input, expectedResult);
}
public void Decode_CyrilicLettersAndNumbers() // Проверка зашифровки файла содержащего цифры, буквы и пробельные символы
{
string input = File.ReadAllText(@"../../testFiles/Decoding/Test2.txt", Encoding.UTF8);
string expectedResult = File.ReadAllText(@"../../testFiles/Encoding/Test2.txt", Encoding.Default);
input = Vigenere.Decode(input, "скорпион");
Assert.AreEqual(input, expectedResult);
}
public void Decode_OnlyCyrillicLetters() // Проверка шифрования файла содержащего только буквы и пробельные символы
{
string input = File.ReadAllText(@"../../testFiles/Decoding/Test1.txt", Encoding.UTF8);
string expectedResult = File.ReadAllText(@"../../testFiles/Encoding/Test1.txt", Encoding.Default);
input = Vigenere.Decode(input, "скорпион");
Assert.AreEqual(input, expectedResult);
}
public void DecodeEmpty()
{
string text = "";
string key = "б";
string result = Vigenere.Decode(text, key);
Assert.AreEqual("", result);
}
public void DecodeWrongLetters()
{
string text = "Пrи8еТ";
string key = "б";
string result = Vigenere.Decode(text, key);
Assert.AreEqual("Оrз8дС", result);
}
public void DecodeUpperLetters()
{
string text = "ПривеТ";
string key = "б";
string result = Vigenere.Decode(text, key);
Assert.AreEqual("ОпзбдС", result);
}
public void DecodeLowerLetters()
{
string text = "привет";
string key = "б";
string result = Vigenere.Decode(text, key);
Assert.AreEqual("опзбдс", result);
}
public void DecodeNull()
{
string text = null;
string key = "б";
try
{
string result = Vigenere.Decode(text, key);
}
catch (Exception e)
{
Assert.AreEqual("Текст не может быть пустым!", e.Message);
}
}
public ActionResult TextDecode(Text text)
{
try
{
lastTextValue = Vigenere.Decode(text.TextValue, text.KeyText);
lastKeyText = text.KeyText;
}
catch (Exception e)
{
lastKeyText = e.Message;
lastTextValue = text.TextValue;
}
lastTextName = text.TextName;
return(Redirect("/Home"));
}