client.cpp

p2p技术C源代码.rar

			u = i->second;
			if(!u->isSet(User::PASSIVE)) {
				u->setFlag(User::PASSIVE);
				up = true;
			}
		}

		if(u) {
			if(SETTING(CONNECTION_TYPE) == SettingsManager::CONNECTION_ACTIVE) {
				fire(ClientListener::REV_CONNECT_TO_ME, this, u);
			} else {
				// Notify the user that we're passive too...
				if(up)
					revConnectToMe(u);
			}

			if(up)
				updated(u);
		}
	} else if(cmd == "$SR") {
		SearchManager::getInstance()->onSearchResult(aLine);
	} else if(cmd == "$HubName") {
		name = param;
		fire(ClientListener::HUB_NAME, this);
	} else if(cmd == "$Lock") {
		if(state != STATE_LOCK) {
			return;
		}
		state = STATE_HELLO;

		if(!param.empty()) {
			string::size_type j = param.find(" Pk=");
			string lock, pk;
			if( j != string::npos ) {
				lock = param.substr(0, j);
				pk = param.substr(j + 4);
			} else {
				// Workaround for faulty linux hubs...
				j = param.find(" ");
				if(j != string::npos)
					lock = param.substr(0, j);
				else
					lock = param;
			}
			fire(ClientListener::C_LOCK, this, lock, pk);	
		}
	} else if(cmd == "$Hello") {
		if(!param.empty()) {
			User::Ptr& u = ClientManager::getInstance()->getUser(param, this);
			{
				Lock l(cs);
				users[param] = u;
			}
			
			if(u->getNick() == getNick()) {
				if(state == STATE_HELLO) {
					state = STATE_CONNECTED;
					updateCounts(false);

					u->setFlag(User::DCPLUSPLUS);
					if(SETTING(CONNECTION_TYPE) != SettingsManager::CONNECTION_ACTIVE)
						u->setFlag(User::PASSIVE);
				}
			}
			
			fire(ClientListener::HELLO, this, u);
		}
	} else if(cmd == "$ForceMove") {
		disconnect();
		fire(ClientListener::FORCE_MOVE, this, param);
	} else if(cmd == "$HubIsFull") {
		fire(ClientListener::HUB_FULL, this);
	} else if(cmd == "$ValidateDenide") {		// Mind the spelling...
		disconnect();
		fire(ClientListener::VALIDATE_DENIED, this);
	} else if(cmd == "$NickList") {
		if(!param.empty()) {
			User::List v;

			string::size_type j, k = 0;
			{
				Lock l(cs);
				while( (j=param.find("$$", k)) != string::npos) {
					if(j == k) {
						k += 2;
						continue;
					}
					string nick = param.substr(k, j-k);
					User::Ptr& u = ClientManager::getInstance()->getUser(nick, this);

					users[nick] = u;

					v.push_back(u);
					k = j + 2;
				}
			}
			
			fire(ClientListener::NICK_LIST, this, v);
		}
	} else if(cmd == "$OpList") {
		if(!param.empty()) {
			User::List v;
			string::size_type j, k;
			k = 0;
			{
				Lock l(cs);
				while( (j=param.find("$$", k)) != string::npos) {
					if(j == k) {
						k += 2;
						continue;
					}
					string nick = param.substr(k, j-k);
					User::Ptr& u = ClientManager::getInstance()->getUser(nick, this);
					users[nick] = u;
					u->setFlag(User::OP);

					v.push_back(u);
					k = j + 2;
				}
			}
			fire(ClientListener::OP_LIST, this, v);
			updateCounts(false);
			// Special...to avoid op's complaining that their count is not correctly
			// updated when they log in (they'll be counted as registered first...)
			if(lastCounts != counts) {
				myInfo();
			}
		}
	} else if(cmd == "$To:") {
		string::size_type i = param.find("From:");
		if(i != string::npos) {
			i+=6;
			string::size_type j = param.find("$");
			if(j != string::npos) {
				string from = param.substr(i, j - 1 - i);
				if(from.size() > 0 && param.size() > (j + 1)) {
					fire(ClientListener::PRIVATE_MESSAGE, this, ClientManager::getInstance()->getUser(from, this, false), Util::validateMessage(param.substr(j + 1), true));
				}
			}
		}
	} else if(cmd == "$GetPass") {
		registered = true;
		fire(ClientListener::GET_PASSWORD, this);
	} else if(cmd == "$BadPass") {
		fire(ClientListener::BAD_PASSWORD, this);
	} else if(cmd == "$LogedIn") {
		fire(ClientListener::LOGGED_IN, this);
	} else {
		dcassert(cmd[0] == '$');
		dcdebug("Client::onLine Unknown command %s\n", aLine.c_str());
	} 
}

void Client::myInfo() {
	checkstate();
	
	dcdebug("MyInfo %s...\n", getNick().c_str());
	lastCounts = counts;
	
	string tmp1 = ";**\x1fU9";
	string tmp2 = "+L9";
	string tmp3 = "+G9";
	string tmp4 = "+R9";
	string tmp5 = "+N9";
	string::size_type i;
	
	for(i = 0; i < 6; i++) {
		tmp1[i]++;
	}
	for(i = 0; i < 3; i++) {
		tmp2[i]++; tmp3[i]++; tmp4[i]++; tmp5[i]++;
	}
	char modeChar = '?';
	if(SETTING(CONNECTION_TYPE) == SettingsManager::CONNECTION_ACTIVE)
		modeChar = 'A';
	else if(SETTING(CONNECTION_TYPE) == SettingsManager::CONNECTION_PASSIVE)
		modeChar = 'P';
	else if(SETTING(CONNECTION_TYPE) == SettingsManager::CONNECTION_SOCKS5)
		modeChar = '5';
	
	string uMin = (SETTING(MIN_UPLOAD_SPEED) == 0) ? Util::emptyString : tmp5 + Util::toString(SETTING(MIN_UPLOAD_SPEED));
	send("$MyINFO $ALL " + Util::validateNick(getNick()) + " " + Util::validateMessage(getDescription(), false) + 
		tmp1 + VERSIONSTRING + tmp2 + modeChar + tmp3 + getCounts() + tmp4 + Util::toString(SETTING(SLOTS)) + uMin + 
		">$ $" + SETTING(CONNECTION) + "\x01$" + Util::validateMessage(SETTING(EMAIL), false) + '$' + 
		ShareManager::getInstance()->getShareSizeString() + "$|");
}

void Client::disconnect() throw() {	
	state = STATE_CONNECT;
	socket->disconnect();
	{ 
		Lock l(cs);
		clearUsers();
	}
}

void Client::search(int aSizeType, int64_t aSize, int aFileType, const string& aString){
	checkstate(); 
	char* buf;
	char c1 = (aSizeType == SearchManager::SIZE_DONTCARE) ? 'F' : 'T';
	char c2 = (aSizeType == SearchManager::SIZE_ATLEAST) ? 'F' : 'T';
	string tmp = aString;
	string::size_type i;
	while((i = tmp.find(' ')) != string::npos) {
		tmp[i] = '$';
	}
	int chars = 0;
	if(SETTING(CONNECTION_TYPE) == SettingsManager::CONNECTION_ACTIVE) {
		string x = getLocalIp();
		buf = new char[x.length() + aString.length() + 64];
		chars = sprintf(buf, "$Search %s:%d %c?%c?%s?%d?%s|", x.c_str(), SETTING(IN_PORT), c1, c2, Util::toString(aSize).c_str(), aFileType+1, tmp.c_str());
	} else {
		buf = new char[getNick().length() + aString.length() + 64];
		chars = sprintf(buf, "$Search Hub:%s %c?%c?%s?%d?%s|", getNick().c_str(), c1, c2, Util::toString(aSize).c_str(), aFileType+1, tmp.c_str());
	}
	send(buf, chars);
	delete[] buf;
}

void Client::kick(const User::Ptr& aUser, const string& aMsg) {
	checkstate(); 
	dcdebug("Client::kick\n");
	static const char str[] = 
		"$To: %s From: %s $<%s> You are being kicked because: %s|<%s> %s is kicking %s because: %s|";
	string msg2 = Util::validateMessage(aMsg, false);
	
	char* tmp = new char[sizeof(str) + 2*aUser->getNick().length() + 2*msg2.length() + 4*getNick().length()];
	const char* u = aUser->getNick().c_str();
	const char* n = getNick().c_str();
	const char* m = msg2.c_str();
	sprintf(tmp, str, u, n, n, m, n, n, u, m);
	send(tmp);
	delete[] tmp;
	
	// Short, short break to allow the message to reach the client...
	Thread::sleep(200);
	send("$Kick " + aUser->getNick() + "|");
}

void Client::kick(User* aUser, const string& aMsg) {
	checkstate(); 
	dcdebug("Client::kick\n");
	
	static const char str[] = 
		"$To: %s From: %s $<%s> You are being kicked because: %s|<%s> %s is kicking %s because: %s|";
	string msg2 = Util::validateMessage(aMsg, false);
	
	char* tmp = new char[sizeof(str) + 2*aUser->getNick().length() + 2*msg2.length() + 4*getNick().length()];
	const char* u = aUser->getNick().c_str();
	const char* n = getNick().c_str();
	const char* m = msg2.c_str();
	sprintf(tmp, str, u, n, n, m, n, n, u, m);
	send(tmp);
	delete[] tmp;
	
	// Short, short break to allow the message to reach the client...
	Thread::sleep(100);
	send("$Kick " + aUser->getNick() + "|");
}

// TimerManagerListener
void Client::onAction(TimerManagerListener::Types type, u_int32_t aTick) throw() {
	if(type == TimerManagerListener::SECOND) {
		if(socket && (lastActivity + 120 * 1000) < aTick) {
			// Nothing's happened for 120 seconds, check if we're connected, if not, try to connect...
			lastActivity = aTick;
			// Try to send something for the fun of it...
			if(isConnected()) {
				dcdebug("Testing writing...\n");
				socket->write("|", 1);
			} else {
				// Try to reconnect...
				if(reconnect && !server.empty())
					connect();
			}
		}
		{
			Lock l(cs);
			
			while(!seekers.empty() && seekers.front().second + (5 * 1000) < aTick) {
				seekers.pop_front();
			}
			
			while(!flooders.empty() && flooders.front().second + (120 * 1000) < aTick) {
				flooders.pop_front();
			}
		}
	} 
}

// BufferedSocketListener
void Client::onAction(BufferedSocketListener::Types type, const string& aLine) throw() {
	switch(type) {
	case BufferedSocketListener::LINE:
		onLine(aLine); break;
	case BufferedSocketListener::FAILED:
		{
			Lock l(cs);
			clearUsers();
		}
		if(state == STATE_CONNECTED)
			state = STATE_CONNECT;
		fire(ClientListener::FAILED, this, aLine); break;
	default:
		dcassert(0);
	}
}

void Client::onAction(BufferedSocketListener::Types type) throw() {
	switch(type) {
	case BufferedSocketListener::CONNECTING:
		fire(ClientListener::CONNECTING, this); break;
	case BufferedSocketListener::CONNECTED:
		lastActivity = GET_TICK();
		fire(ClientListener::CONNECTED, this);
		break;
	default:
		break;
	}
}

/**
 * @file
 * $Id: Client.cpp,v 1.53 2003/07/15 14:53:10 arnetheduck Exp $
 */