Changes to allow regex bans. Might need updating of pro-files due to boost::regex dependency.

src/net/common/serverlobbythread.cpp

@@ -257,6 +257,20 @@ ServerLobbyThread::KickPlayerByName(const std::string &playerName)
 	return retVal;
 }
 
+void
+ServerLobbyThread::BanPlayerRegex(const std::string &playerRegex)
+{
+	boost::mutex::scoped_lock lock(m_banPlayerNameListMutex);
+	m_banPlayerNameList.push_back(boost::regex(playerRegex));
+}
+
+void
+ServerLobbyThread::ClearBanList()
+{
+	boost::mutex::scoped_lock lock(m_banPlayerNameListMutex);
+	m_banPlayerNameList.clear();
+}
+
 void
 ServerLobbyThread::RemovePlayer(unsigned playerId, unsigned errorCode)
 {
@@ -511,6 +525,13 @@ ServerLobbyThread::HandleNetPacketInit(SessionWrapper session, const NetPacketIn
 		return;
 	}
 
+	// Check whether the player name is banned.
+	if (IsPlayerBanned(initData.playerName))
+	{
+		SessionError(session, ERR_NET_PLAYER_BANNED);
+		return;
+	}
+
 	// Create player data object.
 	boost::shared_ptr<PlayerData> tmpPlayerData(
 		new PlayerData(GetNextUniquePlayerId(), 0, PLAYER_TYPE_HUMAN, PLAYER_RIGHTS_NORMAL));
@@ -1344,7 +1365,7 @@ ServerLobbyThread::GetGui()
 }
 
 bool
-ServerLobbyThread::IsPlayerConnected(const string &name)
+ServerLobbyThread::IsPlayerConnected(const string &name) const
 {
 	bool retVal = false;
 
@@ -1356,6 +1377,24 @@ ServerLobbyThread::IsPlayerConnected(const string &name)
 	return retVal;
 }
 
+bool
+ServerLobbyThread::IsPlayerBanned(const std::string &name) const
+{
+	bool retVal = false;
+	boost::mutex::scoped_lock lock(m_banPlayerNameListMutex);
+	RegExList::const_iterator i = m_banPlayerNameList.begin();
+	RegExList::const_iterator end = m_banPlayerNameList.end();
+	while (i != end)
+	{
+		if (regex_match(name, *i))
+		{
+			retVal = true;
+			break;
+		}
+		++i;
+	}
+}
+
 boost::shared_ptr<NetPacket>
 ServerLobbyThread::CreateNetPacketGameListNew(const ServerGameThread &game)
 {