void TaskEditor::refreshFromServer(){
ServerCommand *command =new ServerCommand(this);
command->set("command","getTask");
command->set("taskID",this->store.get("id","").asCString());
this->connect(command,SIGNAL(saveComplete(Json::Value)),this,SLOT(refreshFromServerComplete(Json::Value)));
this->connect(command,SIGNAL(saveComplete(Json::Value)),command,SLOT(deleteLater()));
command->send();
}
int main( int argc, char ** argv )
{
int serv_port = (argc < 2) ? 7000:atoi(argv[1]);
ServerCommand server;
Manager::ProjectileManager::setServer(&server);
Manager::SoundManager::disabled = true;
server.startServer(serv_port);
run(&server);
return 0;
}
void ClientApp::Run()
{
Window* mw = Window::GetInstance();
try
{
mw -> Initialize();
}
catch (...)
{
ServerCommand cmd = ServerCommand();
cmd.SetType(SSetTextWrong);
mw -> CommandHandle(cmd);
}
}
void LocalPrefServer::addCommandToQueue(const ServerCommand& command, int playerNum)
{
Command cmd;
cmd.PlayerNum = playerNum;
cmd.Command.reset(command.Clone());
commands.push(cmd);
}
void TaskEditor::save(){
this->updateStore();
if(this->store["id"].asString()==""){
this->store["command"]="addTask";
}else{
this->store["command"]="editTask";
}
ServerCommand *command = new ServerCommand(this->store,0);
connect(command, SIGNAL(saveComplete(Json::Value)), command, SLOT(deleteLater()));
command->send();
connect(command, SIGNAL(saveComplete(Json::Value)), this, SLOT(saveCompleted(Json::Value)));
qDebug()<<"saved.";
}
void TaskEditor::setStore(Json::Value &s, bool getNotes){
this->store=s;
//remove all notes
while(this->notes.length()){
this->notes.takeFirst()->deleteLater();
}
if(this->store.get("id","")!="" && getNotes){
ServerCommand *command =new ServerCommand(this);
command->set("command","getTaskNotes");
command->set("taskID",this->store.get("id","").asCString());
this->connect(command,SIGNAL(saveComplete(Json::Value)),this,SLOT(getNotesResponse(Json::Value)));
this->connect(command,SIGNAL(saveComplete(Json::Value)),command,SLOT(deleteLater()));
command->send();
}
this->updateFromStore();
}
void Window::TimerHandler(int value)
{
Client* client = Client::GetInstance();
Window* window = Window::GetInstance();
if (!client -> isConnected())
{
glutTimerFunc(100, Window::TimerHandler, 0);
}
else
{
ServerCommand scmd = client -> ListenOnce();
if (scmd.GetType() != SNothing)
window -> CommandHandle( scmd);
if (scmd.GetType() == SGameBegin)
client -> MakeConnected();
if (scmd.GetType()!=SGameEnd)
glutTimerFunc(100, Window::TimerHandler, 0);
}
}
void ConnectAsFirstBtn::EventHandle (Event e, Info I)
{
Client* client = Client::GetInstance();
switch (e)
{
case MouseClick:
if (client -> isConnected()) return;
if (!client -> isConnected())
{
try
{
client -> Connect(SinglePlayer);
}
catch (ENoServerAvailable* e)
{
Window* window = Window::GetInstance();
ServerCommand cmd = ServerCommand();
cmd.SetType(SSetTextNoServerAvailable);
window -> CommandHandle(cmd);
}
catch (EConnectionFailed* e)
{
Window* window = Window::GetInstance();
ServerCommand cmd = ServerCommand();
cmd.SetType(SSetTextConnectionError);
window -> CommandHandle(cmd);
}
catch(IException* e)
{
Window* window = Window::GetInstance();
ServerCommand cmd = ServerCommand();
cmd.SetType(SSetTextWrong);
window -> CommandHandle(cmd);
}
}
break;
case MouseOn:
this -> _isActive = true;
this -> Draw();
break;
case MouseOut:
this -> _isActive = false;
this -> Draw();
break;
}
}
void TreeSocket::ProcessConnectedLine(std::string& prefix, std::string& command, parameterlist& params)
{
User* who = ServerInstance->FindUUID(prefix);
std::string direction;
if (!who)
{
TreeServer* ServerSource = Utils->FindServer(prefix);
if (prefix.empty())
ServerSource = MyRoot;
if (ServerSource)
{
who = ServerSource->ServerUser;
}
else
{
/* It is important that we don't close the link here, unknown prefix can occur
* due to various race conditions such as the KILL message for a user somehow
* crossing the users QUIT further upstream from the server. Thanks jilles!
*/
if ((prefix.length() == UIDGenerator::UUID_LENGTH) && (isdigit(prefix[0])) &&
((command == "FMODE") || (command == "MODE") || (command == "KICK") || (command == "TOPIC") || (command == "KILL") || (command == "ADDLINE") || (command == "DELLINE")))
{
/* Special case, we cannot drop these commands as they've been committed already on a
* part of the network by the time we receive them, so in this scenario pretend the
* command came from a server to avoid desync.
*/
who = ServerInstance->FindUUID(prefix.substr(0, 3));
if (!who)
who = this->MyRoot->ServerUser;
}
else
{
ServerInstance->Logs->Log(MODNAME, LOG_DEBUG, "Command '%s' from unknown prefix '%s'! Dropping entire command.",
command.c_str(), prefix.c_str());
return;
}
}
}
// Make sure prefix is still good
direction = who->server;
prefix = who->uuid;
/*
* Check for fake direction here, and drop any instances that are found.
* What is fake direction? Imagine the following server setup:
* 0AA <-> 0AB <-> 0AC
* Fake direction would be 0AC sending a message to 0AB claiming to be from
* 0AA, or something similar. Basically, a message taking a path that *cannot*
* be correct.
*
* When would this be seen?
* Well, hopefully never. It could be caused by race conditions, bugs, or
* "miscreant" servers, though, so let's check anyway. -- w
*
* We also check here for totally invalid prefixes (prefixes that are neither
* a valid SID or a valid UUID, so that invalid UUID or SID never makes it
* to the higher level functions. -- B
*/
TreeServer* route_back_again = Utils->BestRouteTo(direction);
if ((!route_back_again) || (route_back_again->GetSocket() != this))
{
if (route_back_again)
ServerInstance->Logs->Log(MODNAME, LOG_DEBUG, "Protocol violation: Fake direction '%s' from connection '%s'",
prefix.c_str(),linkID.c_str());
return;
}
// Translate commands coming from servers using an older protocol
if (proto_version < ProtocolVersion)
{
if (!PreProcessOldProtocolMessage(who, command, params))
return;
}
ServerCommand* scmd = Utils->Creator->CmdManager.GetHandler(command);
CommandBase* cmdbase = scmd;
Command* cmd;
if (!scmd)
{
// Not a special server-to-server command
cmd = ServerInstance->Parser->GetHandler(command);
if (!cmd)
{
irc::stringjoiner pmlist(params);
ServerInstance->Logs->Log(MODNAME, LOG_SPARSE, "Unrecognised S2S command :%s %s %s",
who->uuid.c_str(), command.c_str(), pmlist.GetJoined().c_str());
SendError("Unrecognised command '" + command + "' -- possibly loaded mismatched modules");
return;
}
cmdbase = cmd;
}
if (params.size() < cmdbase->min_params)
{
irc::stringjoiner pmlist(params);
ServerInstance->Logs->Log(MODNAME, LOG_SPARSE, "Insufficient parameters for S2S command :%s %s %s",
who->uuid.c_str(), command.c_str(), pmlist.GetJoined().c_str());
SendError("Insufficient parameters for command '" + command + "'");
return;
}
if ((!params.empty()) && (params.back().empty()) && (!cmdbase->allow_empty_last_param))
{
// the last param is empty and the command handler doesn't allow that, check if there will be enough params if we drop the last
if (params.size()-1 < cmdbase->min_params)
return;
params.pop_back();
}
CmdResult res;
if (scmd)
res = scmd->Handle(who, params);
else
res = cmd->Handle(params, who);
if (res == CMD_INVALID)
{
irc::stringjoiner pmlist(params);
ServerInstance->Logs->Log(MODNAME, LOG_SPARSE, "Error handling S2S command :%s %s %s",
who->uuid.c_str(), command.c_str(), pmlist.GetJoined().c_str());
SendError("Error handling '" + command + "' -- possibly loaded mismatched modules");
}
else if (res == CMD_SUCCESS)
Utils->RouteCommand(route_back_again, cmdbase, params, who);
}
void TreeSocket::ProcessConnectedLine(std::string& prefix, std::string& command, parameterlist& params)
{
User* who = FindSource(prefix, command);
if (!who)
{
ServerInstance->Logs->Log(MODNAME, LOG_DEBUG, "Command '%s' from unknown prefix '%s'! Dropping entire command.", command.c_str(), prefix.c_str());
return;
}
/*
* Check for fake direction here, and drop any instances that are found.
* What is fake direction? Imagine the following server setup:
* 0AA <-> 0AB <-> 0AC
* Fake direction would be 0AC sending a message to 0AB claiming to be from
* 0AA, or something similar. Basically, a message taking a path that *cannot*
* be correct.
*
* When would this be seen?
* Well, hopefully never. It could be caused by race conditions, bugs, or
* "miscreant" servers, though, so let's check anyway. -- w
*
* We also check here for totally invalid prefixes (prefixes that are neither
* a valid SID or a valid UUID, so that invalid UUID or SID never makes it
* to the higher level functions. -- B
*/
TreeServer* const server = TreeServer::Get(who);
if (server->GetSocket() != this)
{
ServerInstance->Logs->Log(MODNAME, LOG_DEBUG, "Protocol violation: Fake direction '%s' from connection '%s'", prefix.c_str(), linkID.c_str());
return;
}
// Translate commands coming from servers using an older protocol
if (proto_version < ProtocolVersion)
{
if (!PreProcessOldProtocolMessage(who, command, params))
return;
}
ServerCommand* scmd = Utils->Creator->CmdManager.GetHandler(command);
CommandBase* cmdbase = scmd;
Command* cmd = NULL;
if (!scmd)
{
// Not a special server-to-server command
cmd = ServerInstance->Parser.GetHandler(command);
if (!cmd)
{
if (command == "ERROR")
{
this->Error(params);
return;
}
throw ProtocolException("Unknown command");
}
cmdbase = cmd;
}
if (params.size() < cmdbase->min_params)
throw ProtocolException("Insufficient parameters");
if ((!params.empty()) && (params.back().empty()) && (!cmdbase->allow_empty_last_param))
{
// the last param is empty and the command handler doesn't allow that, check if there will be enough params if we drop the last
if (params.size()-1 < cmdbase->min_params)
return;
params.pop_back();
}
CmdResult res;
if (scmd)
res = scmd->Handle(who, params);
else
{
res = cmd->Handle(params, who);
if (res == CMD_INVALID)
throw ProtocolException("Error in command handler");
}
if (res == CMD_SUCCESS)
Utils->RouteCommand(server->GetRoute(), cmdbase, params, who);
}
int ServerTP::Run()
{
cout << "\nCreating server for two players...\n";
sockaddr_in addr;
char buf[MAX_MSG_LENGTH];
int bytes_read;
bool connected = false;
addr.sin_family = AF_INET;
inet_aton("127.0.0.1", &addr.sin_addr);
PortsPool* ports = PortsPool::GetInstance(2);
int CheckedPorts[1000];
int i = 0;
while (!connected)
{
_port = htons(ports -> GetPort());
if (_port < 0)
{
for (int j = 0; j < i; ++j)
ports -> RetPort(CheckedPorts[j]);
throw new ENoPortsAvailable();
}
_listener = socket(AF_INET, SOCK_STREAM, 0);
if (_listener < 0)
{
for (int j = 0; j < i; ++j)
ports -> RetPort(CheckedPorts[j]);
throw new EConnectionFailed();
}
addr.sin_family = AF_INET;
addr.sin_port = _port;
inet_aton("127.0.0.1", &addr.sin_addr);
if (bind(_listener, (sockaddr*)&addr, sizeof(addr)) < 0)
{
CheckedPorts[i++] = _port;
close (_listener);
}
else
{
connected = true;
}
}
for (int j = 0; j < i; ++j)
ports -> RetPort(CheckedPorts[j]);
cout << "Connection port: " << this -> _port << '\n';
listen(_listener, 2);
cout << "Waiting for clients...\n";
_sockdesc1 = accept(_listener, NULL, NULL);
if (_sockdesc1 < 0)
{
cout << "Error first connection";
throw new EConnectionFailedFirst();
}
ServerCommand scmd1 = ServerCommand();
scmd1.SetCommand(SConnectPermissionFirst);
char* scmdb1 = scmd1.ToString();
send (_sockdesc1,scmdb1, MAX_MSG_LENGTH, 0);
delete[] scmdb1;
cout << "First connected. Waiting for second...\n";
_sockdesc2 = accept(_listener, NULL, NULL);
if (_sockdesc2 < 0)
{
cout << "Error second connection.\n";
throw new EConnectionFailedSecond();
}
ServerCommand scmd2 = ServerCommand();
scmd2.SetCommand(SConnectPermissionSecond);
char* scmdb2 = scmd2.ToString();
send (_sockdesc2,scmdb2, MAX_MSG_LENGTH, 0);
delete[] scmdb2;
cout << "Two clients are ready\n";
int maxSock = (_sockdesc1 > _sockdesc2 ? _sockdesc1 : _sockdesc2);
fcntl(_listener, F_SETFL, O_NONBLOCK);
ServerCommand scmd3 = ServerCommand();
scmd3.SetCommand(SGameBegin);
char* scmdb3 = scmd3.ToString();
send (_sockdesc1,scmdb3, MAX_MSG_LENGTH, 0);
send (_sockdesc2,scmdb3, MAX_MSG_LENGTH, 0);
delete[] scmdb3;
_game -> SwitchState();
while(true)
{
fd_set readset;
FD_ZERO(&readset);
FD_SET(_listener, &readset);
FD_SET(_sockdesc1, &readset);
FD_SET(_sockdesc2, &readset);
timeval timeout;
timeout.tv_sec = 10;
timeout.tv_usec = 0;
if (select(maxSock+1, &readset, NULL, NULL, &timeout ) <= 0)
{
continue;
}
if ( FD_ISSET(_sockdesc1, &readset))
{
bytes_read = recv(_sockdesc1, buf, MAX_MSG_LENGTH, 0);
if (bytes_read <= 0)
{
cout << "Receiving from 1 error\n";
throw new EConnectionFailedFirst();
}
cout << "Received from first: " << bytes_read << " bytes\n";
ClientCommand ccmd = ClientCommand(buf);
ServerCommand scmd = _game -> GetAnswer(ccmd);
char* scmdbytes = scmd.ToString();
switch (scmd.GetAddr())
{
case F:
send(_sockdesc1, scmdbytes, MAX_MSG_LENGTH, 0);
break;
case S:
send(_sockdesc2, scmdbytes, MAX_MSG_LENGTH, 0);
break;
case B:
send(_sockdesc1, scmdbytes, MAX_MSG_LENGTH, 0);
send(_sockdesc2, scmdbytes, MAX_MSG_LENGTH, 0);
break;
default:
;
}
if (scmd.GetWinner()!=0)
{
cout << "Winner: " << scmd.GetWinner() << '\n';
scmd.SetCommand(SGameEnd);
scmdbytes = scmd.ToString();
send(_sockdesc1, scmdbytes, MAX_MSG_LENGTH, 0);
send(_sockdesc2, scmdbytes, MAX_MSG_LENGTH, 0);
close (_listener);
close (_sockdesc1);
close (_sockdesc2);
ports -> RetPort(this -> _port);
break;
}
delete[] scmdbytes;
}
if (FD_ISSET(_sockdesc2, &readset))
{
bytes_read = recv(_sockdesc2, buf, MAX_MSG_LENGTH, 0);
if (bytes_read <= 0)
{
cout << "Receiving from 2 error\n";
throw new EConnectionFailedSecond();
}
cout << "Received from second: " << bytes_read << " bytes\n";
ClientCommand ccmd = ClientCommand(buf);
ServerCommand scmd = _game -> GetAnswer(ccmd);
char* scmdbytes = scmd.ToString();
switch (scmd.GetAddr())
{
case F:
send(_sockdesc1, scmdbytes, MAX_MSG_LENGTH, 0);
break;
case S:
send(_sockdesc2, scmdbytes, MAX_MSG_LENGTH, 0);
break;
case B:
send(_sockdesc1, scmdbytes, MAX_MSG_LENGTH, 0);
send(_sockdesc2, scmdbytes, MAX_MSG_LENGTH, 0);
break;
default:
;
}
if (scmd.GetWinner()!=0)
{
cout << "Winner: " << scmd.GetWinner() << '\n';
scmd.SetCommand(SGameEnd);
scmdbytes = scmd.ToString();
send(_sockdesc1, scmdbytes, MAX_MSG_LENGTH, 0);
send(_sockdesc2, scmdbytes, MAX_MSG_LENGTH, 0);
close (_listener);
close (_sockdesc1);
close (_sockdesc2);
ports -> RetPort(this -> _port);
break;
}
delete[] scmdbytes;
}
}
}
