public void TestMethodSerialization()
{
//on simule l'ajout d'auteur
User aut1 = new User("Toto", "mypass1");
User aut2 = new User("JC", "mypass2");
User aut3 = new User("Max", "mypass3");
User aut4 = new User("Titi", "clearstream");
User aut5 = new User("Toadd", "serie");
DSACryptoServiceProvider mycrypto = new DSACryptoServiceProvider();
DSAParameters key = mycrypto.ExportParameters(false);
aut1.Publickey = key;
aut2.Publickey = key;
aut3.Publickey = key;
aut4.Publickey = key;
aut5.Publickey = key;
Message mess1 = new Message(aut1.Login, "Coucou ca va?");
Message mess2 = new Message(aut2.Login, "oue et toi?");
Message mess3 = new Message(aut3.Login, "tranquille!");
Message mess4 = new Message(aut1.Login, "ca va ca va");
Message mess5 = new Message(aut5.Login, "Test fifi");
Message mess6 = new Message(aut5.Login, "MessagePrive: cool ma poule?");
aut1.AddPrivateMessage(mess6);
//on simule
Chat toTest = new Chat();
Chat toOut = new Chat();
toTest.AddUser(aut1);
toTest.AddUser(aut2);
toTest.AddUser(aut3);
toTest.AddUser(aut4);
toTest.AddMessage(mess1);
toTest.AddMessage(mess2);
toTest.AddMessage(mess3);
toTest.AddMessage(mess4);
toTest.Serialiser();
toOut.Deserialiser();
toOut.AddUser(aut5);
toOut.AddMessage(mess5);
toOut.Serialiser();
//l'analyse du test se fera manuellement dans le fichier de sortie
}
public bool SendPrivateMessage(string nick, string recipient, string message, byte[] messagehashed)
{
bool result = false;
Chat instance = new Chat();
instance.Deserialiser();
User user = instance.SearchNick(nick); //on verifie que l'auteur existe
if (user != null)
{
ASCIIEncoding encoding = new ASCIIEncoding();
DSACryptoServiceProvider mycrypto = new DSACryptoServiceProvider();
mycrypto.ImportParameters(user.Publickey);
if (mycrypto.VerifyData(encoding.GetBytes(message), messagehashed)) //on verifie la provenance du message
{
Message news = new Message(nick, message);
User todeliver = instance.SearchNick(recipient); //on verifie la presence du destinataire
if (todeliver != null)
{
Message privatemessage = new Message(nick, message);
instance.RemoveUser(todeliver);
todeliver.AddPrivateMessage(privatemessage);
instance.AddUser(todeliver);
instance.Serialiser();
result = true;
}
}
}
return result;
}
/// <summary>
/// Methode qui ajoute un message au chat
/// </summary>
/// <param name="inAdd">
/// message a ajouter
/// </param>
public void AddMessage(Message inAdd)
{
messages.Add(inAdd);
}
public bool SendMessage(string nick, string message, byte[] messagehashed)
{
bool result = false;
Chat instance = new Chat();
instance.Deserialiser();
User user = instance.SearchNick(nick); //verification de l'utilisateur
if (user != null)
{
ASCIIEncoding encoding = new ASCIIEncoding();
DSACryptoServiceProvider mycrypto = new DSACryptoServiceProvider();
mycrypto.ImportParameters(user.Publickey);
if(mycrypto.VerifyData(encoding.GetBytes(message), messagehashed)) //on verifie que le message provient bien de l'utilisateur
{
Message news = new Message(nick, message);
instance.AddMessage(news);
instance.Serialiser();
result = true;
}
}
return result;
}
