public QuestionInfoForm(Client client, QuestionBase question)
{
InitializeComponent();
this.Question = question;
this.client = client;
FillQuestionBox();
FillClientAnswersBox();
this.Text = " Вопрос " + question.Name +" Ученика: " + client.Data.Name + " " + this.client.Data.LastName + " " + this.client.Data.Group ;
}
public ClientDetailForm(Client client, Test OriginalTest)
{
if (client == null) { throw new ArgumentNullException(); }
if (OriginalTest == null) { throw new ArgumentNullException(); }
InitializeComponent();
this.client = client;
this.OriginalTest = OriginalTest;
this.Text = client.Data.Name + " " + this.client.Data.LastName + " " + this.client.Data.Group;
FillInfoBox();
FillQuestionsBox();
}
///// <summary>
///// получить клиентов по запросу
///// </summary>
///// <param name="query">запрос</param>
///// <returns>словарь клиентов</returns>
//public Dictionary<string, Client> GetClientsByQuery(IDictionaryQueryAddon<string, Client> query)
//{
// try
// {
// var result = query.MakeQuery(this.Clients);
// return result;
// }
// catch
// {
// throw new Exception();
// }
//}
/// <summary>
/// добавить клиента
/// </summary>
/// <param name="key">ид</param>
/// <param name="client">клиент</param>
/// <param name="exist">делегат - что делать если уже существует клиент с таким же ид</param>
/// <param name="notexist">делегат - что делать если не существует клиента с таким же ид</param>
public void Add(string key, Client value, Action<Dictionary<string, Client>, Client> exist, Action<Dictionary<string, Client>, Client> notexist)
{
if (this.Clients.ContainsKey(key) == true)
{
exist(this.Clients, value);
}
else
{
notexist(this.Clients, value);
}
}
public ClientRecievedEventArgs(Client Client)
{
this.Client = Client;
}
private void Recieve(object o)
{
TcpClient tcp_client = (TcpClient)o;
List<byte[]> buf = new List<byte[]>();
int read = -1;
int pos = 0;
byte[] END_DATA = Encoding.UTF8.GetBytes("#@END@#");
while (true)
{
byte[] mas = new byte[MAX_BUFFER_SIZE];
read = tcp_client.GetStream().Read(mas, 0, mas.Length);
buf.Add(mas);
pos += read;
string str1 = Encoding.UTF8.GetString(mas);
string str2 = Encoding.UTF8.GetString(END_DATA);
if (str1.IndexOf(str2, System.StringComparison.Ordinal) > -1 || read == 0)
{
int t = 0;
t++;
break;
}
}
if (read == -1)
{
tcp_client.Close();
return;
}
byte[] result = new byte[MAX_BUFFER_SIZE*buf.Count];
int position = 0;
for (int i = 0; i < buf.Count; i++)
{
Array.Copy(buf[i], 0, result, position, MAX_BUFFER_SIZE);
position += MAX_BUFFER_SIZE;
}
try
{
Client client = new Client(result, ref this.OriginalTest);
MakeClientRequest(client, tcp_client);
}
catch
{
Exception ex = new Exception("Не правльный запрос");
Client.SendError(tcp_client, ex);
}
}
private void OnRequestSetResult(Client client, TcpClient tcp_client)
{
try
{
string res = AddClient(client);
if (Manager.Clients.ContainsKey(client.ID))
{
client = Manager.Clients[client.ID];
}
if (res.Equals("") == false)
{
Client.Write(tcp_client,"#"+res);
}
else
{
client.Verify(ref this.OriginalTest, client.Buffer);
client.Status = Status.AnswersVerified;
Client.WriteInfo(client.Data.Result, tcp_client);
}
}
catch (Exception ex)
{
Client.SendError(tcp_client, ex);
}
// manager.Clients.Add(client.ID, client);
ClientRecievedEventArgs Re = new ClientRecievedEventArgs(client);
this.OnClientRecieved(this, Re);
}
private void OnRequestGetTest(Client client,TcpClient tcp_client)
{
try
{
client.Data.Name = client.CurrentXml.Element("Client").Attribute("Name").Value;
client.Data.LastName = client.CurrentXml.Element("Client").Attribute("LastName").Value;
client.Data.Group = client.CurrentXml.Element("Client").Attribute("Group").Value;
client.Data.TimeStart = DateTime.Now;
client.Status = Internet.Status.RecieveTest;
}
catch
{
Exception ex = new Exception("неправильный xml");
Client.SendError(tcp_client,ex);
}
try
{
Client.Write(tcp_client,SerializedTest);
}
catch
{
Exception ex = new Exception("невозможно передать тест");
Client.SendError(tcp_client, ex);
}
manager.Clients.Add(client.ID, client);
ClientRecievedEventArgs Re = new ClientRecievedEventArgs(client);
this.OnClientRecieved(this, Re);
}
private void MakeClientRequest(Client client, TcpClient tcp_client)
{
try
{
string Request = client.CurrentXml.Element("Client").Attribute("Request").Value;
switch (Request)
{
case "GETTEST":
{
OnRequestGetTest(client, tcp_client);
break;
}
case "SETRESULT":
{
OnRequestSetResult(client, tcp_client);
break;
}
default:
{
Exception ex = new Exception("неправильный запрос");
Client.SendError(tcp_client,ex);
return;
}
}
}
catch
{
Exception ex = new Exception("Неправильный xml файл");
Client.SendError(tcp_client, ex);
}
}
private string AddClient(Client client)
{
if (manager.Clients.ContainsKey(client.ID) == true)
{
if (manager.Clients[client.ID].Data.Attemts < this.OriginalTest.Settings.Attemts)
{
manager.Clients[client.ID] = client;
manager.Clients[client.ID].Data.Attemts += 1;
return "";
}
else
{
return "Превышено количество попыток";
}
}
else
{
manager.Clients.Add(client.ID,client);
client.Data.Attemts += 1;
}
return "";
}
