|
public static ReceiveString ( |
||
| socket | ||
| return | String | |
/// <summary>
/// Handle input signals from the client
/// </summary>
/// <param name="signal"></param>
private void handleInput(Signal signal)
{
Console.WriteLine("Handling input for signal " + signal);
switch (signal)
{
case Signal.c2s:
MyFile newFile = Common.ReceiveFile(socket, dataDir);
if (newFile != null)
{
server.serverDB.UpdateFile(User, newFile);
}
server.SpanCatchupOperation(handle, User.id, signal, newFile.name);
break;
//case Signal.clientWantsToSend:
// String relPath = Common.ReceiveString(socket);
// long timestamp = Common.ReceiveTimestamp(socket);
// sendCommandToClient(Signal.clientWantsToSend_response);
// Common.SendString(socket, relPath);
// // reply 'yes' if it refers to a file that does not exist or if the times do not match
// if (File.Exists(dataDir + relPath) && Common.GetModTime(dataDir + relPath) == timestamp) {
// Common.SendString(socket, "no");
// }
// else {
// Common.SendString(socket, "yes");
// }
// break;
case Signal.clientWants:
String relPath = Common.ReceiveString(socket);
if (File.Exists(dataDir + relPath))
{
outQueue.Enqueue(relPath);
processOutQueue();
}
break;
case Signal.deleteOnServer:
relPath = Common.ReceiveString(socket);
if (Common.DeleteLocal(dataDir + relPath))
{
server.serverDB.RemoveFile(User, relPath);
}
// index.Remove(relPath); // TODO: check return value
server.SpanCatchupOperation(handle, User.id, signal, relPath);
break;
case Signal.createDirectoryOnServer:
relPath = Common.ReceiveString(socket);
if (Common.CreateLocalDirectory(dataDir + relPath))
{
server.serverDB.UpdateFile(User, new MyFile(relPath, 'd', Common.GetModTime(dataDir + relPath)
, 0, "0"));
}
server.SpanCatchupOperation(handle, User.id, signal, relPath);
break;
case Signal.requestServerFileList:
List <List <string> > fileListToSerialize = server.serverDB.GetFileListSerializable(User);
String jsonOutStringFiles = JsonConvert.SerializeObject(fileListToSerialize);
Console.WriteLine("sending json file list: " + jsonOutStringFiles);
try {
sendCommandToClient(Signal.requestServerFileList_response);
Common.SendString(socket, jsonOutStringFiles);
}
catch (Exception e) {
Console.WriteLine("Error during " + Signal.requestServerFileList_response + e.Message);
Common.ExitError();
}
break;
case Signal.attachaccount:
String args = Common.ReceiveString(socket);
Console.WriteLine("received " + args);
List <string> attachInput = JsonConvert.DeserializeObject <List <string> >(args);
String userName = attachInput[0];
String password = attachInput[1];
Dictionary <string, string> jsonOut = new Dictionary <string, string>();
jsonOut.Add("serverMyboxVersion", Common.AppVersion);
if (attachUser(userName, password))
{
jsonOut.Add("status", "success");
//jsonOut.Add("quota", Account.quota.ToString());
//jsonOut.Add("salt", Account.salt);
server.AddToMultiMap(User.id, handle);
}
else
{
jsonOut.Add("status", "failed");
jsonOut.Add("error", "login invalid");
close();
// TODO: disconnect the client here
}
String jsonOutString = JsonConvert.SerializeObject(jsonOut);
try {
sendCommandToClient(Signal.attachaccount_response);
Common.SendString(socket, jsonOutString);
}
catch (Exception e) {
Console.WriteLine("Error during " + Signal.attachaccount_response + e.Message);
Common.ExitError();
}
Console.WriteLine("attachaccount_response: " + jsonOutString);
break;
default:
Console.WriteLine("Unknown command");
break;
}
}
/// <summary>
/// Deal with incoming signal from server
/// </summary>
/// <param name="signal"></param>
private void handleInput(Signal signal)
{
if (paused)
{
return;
}
writeMessage("Handling input for signal " + signal);
// TODO: make sure these all update the index
setStatus(ClientStatus.SYNCING);
switch (signal)
{
case Signal.s2c:
MyFile newFile = Common.ReceiveFile(socket, dataDir);
if (newFile != null)
{
fileIndex.Update(newFile);
incommingFiles.Remove(newFile.name);
setOverlay(true);
}
break;
case Signal.deleteOnClient:
// catchup operation
String relPath = Common.ReceiveString(socket);
if (Common.DeleteLocal(dataDir + relPath))
{
fileIndex.Remove(relPath);
}
break;
case Signal.createDirectoryOnClient:
// catchup operation
relPath = Common.ReceiveString(socket);
if (Common.CreateLocalDirectory(dataDir + relPath))
{
fileIndex.Update(new MyFile(relPath, 'd', Common.GetModTime(dataDir + relPath), 0, "0"));
}
break;
case Signal.requestServerFileList_response:
String jsonStringFiles = Common.ReceiveString(socket);
List <List <string> > fileDict =
JsonConvert.DeserializeObject <List <List <string> > >(jsonStringFiles);
S.Clear();
foreach (List <string> fileItem in fileDict)
{
// TODO: try, catch for parse errors etc
S.Add(fileItem[0], new MyFile(fileItem[0], char.Parse(fileItem[1]), long.Parse(fileItem[2]),
long.Parse(fileItem[3]), fileItem[4]));
}
break;
case Signal.attachaccount_response:
// TODO: replace JSON parser with simple text parsing so we dont have to lug around the dependency
Dictionary <string, string> jsonMap =
JsonConvert.DeserializeObject <Dictionary <string, string> >(Common.ReceiveString(socket));
if (jsonMap["status"] != "success")// TODO: change to signal
{
writeMessage("Unable to attach account. Server response: " + jsonMap["error"]);
// TODO: catch these exceptions above somewhere
//throw new Exception("Unable to attach account. Server response: " + jsonMap["error"]);
//socket.Close();
Stop();
}
else
{
//writeMessage("set account salt to: " + account.Salt);
if (Common.AppVersion != jsonMap["serverMyboxVersion"])
{
writeMessage("Client and Server Mybox versions do not match");
}
}
break;
default:
writeMessage("Unknown command from server: " + signal);
break;
}
lastReceivedOperation = signal;
if (incommingFiles.Count == 0 && outQueue.Count == 0)
{
setStatus(ClientStatus.READY);
}
}