private void ReciveFile(long fileSize, string fileName, Socket socket)
{
var segments = (fileSize / FileSenderHandler.FileSegmentSize);
segments = segments * FileSenderHandler.FileSegmentSize == fileSize ? segments : segments + 1;
long offset = 0;
long currentSegments = 1;
IFileSenderHandler senderHandler = new FileSenderHandler();
while (fileSize > offset)
{
ByteDataTransform transfer = new ByteDataTransform();
DataTransferResult result = DataTransference.RecieveData(socket);
if (result.Header.GetCommand() == 31)
{
byte[] fileDataRecived = (byte[])result.objectResult;
int size = 0;
if (currentSegments == segments)
{
size = (int)(fileSize - offset);
}
else
{
size = (int)FileSenderHandler.FileSegmentSize;
}
senderHandler.Write(fileName, fileDataRecived);
offset += size;
currentSegments++;
}
}
}
private void SendFile(string path)
{
DataTransformSuper dataTransferSender = new StringDataTransform();
IFileSenderHandler senderHandler = new FileSenderHandler();
IFileHandler fileHandler = new FileHandler();
long fileSize = fileHandler.GetFileSize(path);
string fileName = fileHandler.GetFileName(path);
string message = fileName + Common.DataTransfer.SEPARATOR + fileSize;
Header header = new Header(HeaderConstants.Request, CommandConstants.UploadFile, message.Length);
var codedMessage = dataTransferSender.GenMenssage(message, header);
DataTransference.SendData(codedMessage, socket);
long segments = (fileSize / FileSenderHandler.FileSegmentSize);
segments = segments * FileSenderHandler.FileSegmentSize == fileSize ? segments : segments + 1;
long offset = 0;
long currentSegments = 1;
while (fileSize > offset)
{
byte[] fileData;
int size = 0;
if (currentSegments == segments)
{
size = (int)(fileSize - offset);
fileData = senderHandler.Read(path, offset, size);
offset += size;
currentSegments++;
}
else
{
size = (int)FileSenderHandler.FileSegmentSize;
fileData = senderHandler.Read(path, offset, size);
offset += size;
currentSegments++;
}
dataTransferSender = new ByteDataTransform();
Header header1 = new Header(HeaderConstants.Request, CommandConstants.UploadFileSignal, size);
var data = dataTransferSender.GenMenssage(fileData, header1);
Console.WriteLine("Mande paquete " + currentSegments);
DataTransference.SendData(data, socket);
}
}
public void HandleClient(Socket socket)
{
DataTransformSuper transfer = new StringDataTransform();
Response response = new StringResponse();
User user = new User();
bool endConn = false;
long fileSize = 0;
string fileName = "";
while (isServerUp && !endConn)
{
DataTransferResult result = DataTransference.RecieveData(socket);
if (result != null)
{
int command = result.Header.GetCommand();
int dataLength = result.Header.GetDataLength();
string direction = result.Header.GetDirection();
string word = "";
Log log = new Log()
{
Command = command,
Date = DateTime.Now,
};
if (command != 31)
{
transfer = new StringDataTransform();
result.objectResult = transfer.DecodeMessage((byte[])result.objectResult);
word = (string)result.objectResult;
log.Message = word;
}
;
dynamic responseData;
switch (command)
{
case CommandConstants.Login:
try
{
user = Login(word);
response = new StringResponse();
responseData = "true";
response.SendResponse(command, responseData, socket, responseData.Length);
SendSuccessfullLog(user, log);
break;
}
catch (Exception)
{
response = new StringResponse();
responseData = "false";
response.SendResponse(command, responseData, socket, responseData.Length);
SendWarningLog(log);
break;
}
case CommandConstants.SignUp:
try
{
SignUp(word);
SendSuccessfullLog(user, log);
break;
}
catch (UserAlreadyExistException)
{
SendWarningLog(log);
break;
}
case CommandConstants.ListUsers:
try
{
List <string> usersList = GetUsers();
response = new ListStringResponse();
responseData = usersList;
int responseDataLength = ListStringDataTransform.ListLength(usersList);
response.SendResponse(command, responseData, socket, responseDataLength);
SendSuccessfullLog(user, log);
break;
}
catch (Exception)
{
Console.WriteLine("Ocurrio un error al listar los usuarios");
SendWarningLog(log);
break;
}
case CommandConstants.ListFiles:
try
{
User userPhoto = new User();
userPhoto.Username = word;
List <string> fileList = GetUserPhotos(userPhoto);
response = new ListStringResponse();
responseData = fileList;
int responseDataLength = ListStringDataTransform.ListLength(fileList);
if (responseDataLength == 0)
{
throw new Exception();
}
response.SendResponse(command, responseData, socket, responseDataLength);
SendSuccessfullLog(user, log);
break;
}
catch (Exception)
{
Console.WriteLine("Ocurrio un problema al listar los archivos");
response = new StringResponse();
responseData = "Error al listar fotos";
response.SendResponse(Common.CommandConstants.ErrorListing, responseData, socket, responseData.Length);
SendWarningLog(log);
break;
}
case CommandConstants.UploadFile:
ReciveFileData(word, out fileName, out fileSize);
transfer = new ByteDataTransform();
Photo photo1 = new Photo();
photo1.Name = fileName;
photo1.Comments = new List <string>();
user.AddPhoto(photo1);
SendSuccessfullLog(user, log);
break;
case CommandConstants.UploadFileSignal:
byte[] fileBytes = (byte[])result.objectResult;
IFileSenderHandler senderHandler = new FileSenderHandler();
senderHandler.Write(fileName, fileBytes);
log.Username = user.Username;
log.Message = "File part";
SendLog(log);
break;
case CommandConstants.AddComent:
try
{
AddComment(word);
SendSuccessfullLog(user, log);
}
catch (Exception)
{
Console.WriteLine("Ocurrio un problema al agregar el comentario");
SendWarningLog(log);
}
break;
case CommandConstants.ViewComents:
try
{
List <string> comments;
string userName, photo;
GetCredentials(word, out userName, out photo);
Photo photoForComments = GetPhoto(userName, photo);
comments = photoForComments.Comments;
response = new ListStringResponse();
responseData = comments;
int responseDataLength = ListStringDataTransform.ListLength(comments);
response.SendResponse(command, responseData, socket, responseDataLength);
SendSuccessfullLog(user, log);
break;
}catch (Exception)
{
Console.WriteLine("Error al mostrar comentarios de la foto");
response = new StringResponse();
responseData = "Error al listar fotos";
response.SendResponse(Common.CommandConstants.ErrorListing, responseData, socket, responseData.Length);
SendWarningLog(log);
break;
}
default:
Console.WriteLine("Invalid command");
break;
}
}
else
{
socket.Close();
_conectedClients.Remove(socket);
endConn = true;
}
}
}
