public static int ExecuteViewAndReturnExitCode(ViewOptions options)
{
Console.WriteLine($"Attempting to View {options.FileName} From Online Repository");
XmlSerializer toServerSerialize = new XmlSerializer(typeof(ClientToServerDTO));
XmlSerializer fromServerDeserialize = new XmlSerializer(typeof(ServerToClientDTO));
ClientToServerDTO toServerDTO = new ClientToServerDTO();
toServerDTO.Filename = options.FileName;
toServerDTO.Password = options.Password;
toServerDTO.UserAction = UserAction.view;
toServerDTO.Expiration = "NULL";
toServerDTO.Created = "NULL";
ServerToClientDTO fromServerDTO = new ServerToClientDTO();
try
{
TcpClient clientConnection = new TcpClient("127.0.0.1", 1234);
using (NetworkStream stream = clientConnection.GetStream())
{
toServerSerialize.Serialize(stream, toServerDTO);
clientConnection.Client.Shutdown(SocketShutdown.Send);
fromServerDTO = (ServerToClientDTO)fromServerDeserialize.Deserialize(stream);
};
Console.WriteLine($"{fromServerDTO.Filename} Created {fromServerDTO.Created} Expires {fromServerDTO.Expiration}");
}
catch (Exception e)
{
Console.WriteLine(e.Message);
}
return(0);
}
public static int ExecuteDownloadAndReturnExitCode(DownloadOptions options)
{
Console.WriteLine($"Attempting to Fetch {options.FileName} From the Online Repository");
XmlSerializer Serializer = new XmlSerializer(typeof(ClientToServerDTO));
XmlSerializer Deserializer = new XmlSerializer(typeof(ServerToClientDTO));
ClientToServerDTO toServerDTO = new ClientToServerDTO();
toServerDTO.Filename = options.FileName;
toServerDTO.Password = options.Password;
toServerDTO.UserAction = UserAction.download;
toServerDTO.Created = "NULL";
toServerDTO.Expiration = "NULL";
ServerToClientDTO fromServerDTO = new ServerToClientDTO();
try
{
TcpClient clientConnection = new TcpClient("127.0.0.1", 1234);
using (NetworkStream stream = clientConnection.GetStream())
{
Serializer.Serialize(stream, toServerDTO);
clientConnection.Client.Shutdown(SocketShutdown.Send);
fromServerDTO = (ServerToClientDTO)Deserializer.Deserialize(stream);
};
FileInfo file = new FileInfo(options.FileName);
using (FileStream stream = new FileStream(file.FullName, FileMode.OpenOrCreate, FileAccess.ReadWrite))
{
stream.Write(fromServerDTO.FileData, 0, fromServerDTO.FileData.Length);
};
}
catch (Exception e)
{
Console.WriteLine(e.Message);
}
/* try
* {
* XmlSerializer Deserializer = new XmlSerializer(typeof(Client));
* XmlSerializer Serializer = new XmlSerializer(typeof(Files));
*
*
*
* TcpClient clientConnection = new TcpClient("127.0.0.1", 1234);
* using (NetworkStream stream = clientConnection.GetStream())
* {
* Files DTO = new Files();
*
* DTO.FileName = options.FileName;
* DTO.Password = options.Password;
*
* Serializer.Serialize(stream, DTO);
* }
*
* }
* catch (Exception e)
* {
* Console.WriteLine(e.Message);
* }*/
return(0);
}
static void Main(string[] args)
{
XmlSerializer fromClientDeserialize = new XmlSerializer(typeof(ClientToServerDTO));
ClientToServerDTO fromClientDTO = new ClientToServerDTO();
IPEndPoint ingress = new IPEndPoint(0, 1234);
SmartShareContext DBContext = new SmartShareContext();
TcpListener mainSocket = new TcpListener(ingress);
mainSocket.Server.SetSocketOption(SocketOptionLevel.Socket, SocketOptionName.ReuseAddress, true);
mainSocket.Start();
while (true)
{
try
{
TcpClient clientConnection = mainSocket.AcceptTcpClient();
Console.WriteLine("Connection Received");
Task.Run(() =>
{
SmartShareContext dbContext = new SmartShareContext();
DbSet <SmartShareFile> smartShareFileTable = dbContext.SmartShareFileTable;
SmartShareFile newDataEntry = new SmartShareFile();
using (NetworkStream stream = clientConnection.GetStream())
{
fromClientDTO = (ClientToServerDTO)fromClientDeserialize.Deserialize(stream);
bool exists = (from i in smartShareFileTable where i.Filename == fromClientDTO.Filename select i).Any();
if (fromClientDTO.UserAction == UserAction.upload)
{
if (!exists)
{
newDataEntry.Filename = fromClientDTO.Filename;
newDataEntry.Password = fromClientDTO.Password;
newDataEntry.MaximumDownloads = fromClientDTO.MaxDown;
newDataEntry.Expiration = fromClientDTO.Expiration;
newDataEntry.DownloadCount = 0;
newDataEntry.FileData = fromClientDTO.FileData;
dbContext.Add(newDataEntry);
dbContext.SaveChanges();
}
}
if (fromClientDTO.UserAction == UserAction.download || fromClientDTO.UserAction == UserAction.view)
{
XmlSerializer toClientSerialize = new XmlSerializer(typeof(ServerToClientDTO));
ServerToClientDTO toClientDTO = new ServerToClientDTO();
if (exists)
{
SmartShareFile fetchedDownload = (from i in smartShareFileTable
where i.Filename == fromClientDTO.Filename
select i).First();
if (fetchedDownload.Password == fromClientDTO.Password && DateTime.Parse(fetchedDownload.Expiration) > DateTime.Now && fetchedDownload.DownloadCount < fetchedDownload.MaximumDownloads)
{
toClientDTO.Filename = fetchedDownload.Filename;
toClientDTO.MaxDown = fetchedDownload.MaximumDownloads;
toClientDTO.DownCount = ++fetchedDownload.DownloadCount;
toClientDTO.Expiration = fetchedDownload.Expiration;
toClientDTO.FileData = fetchedDownload.FileData;
toClientDTO.Created = fetchedDownload.Created;
if (fromClientDTO.UserAction != UserAction.view)
{
dbContext.Update(fetchedDownload);
dbContext.SaveChanges();
}
--toClientDTO.DownCount;
toClientSerialize.Serialize(stream, toClientDTO);
}
else if (DateTime.Parse(fetchedDownload.Expiration) <= DateTime.Now || fetchedDownload.MaximumDownloads <= fetchedDownload.DownloadCount)
{
dbContext.SmartShareFileTable.Remove(fetchedDownload);
dbContext.SaveChanges();
}
}
}
}
dbContext.Dispose();
});
}
catch (Exception e)
{
Console.WriteLine(e.Message);
}
}
}