コード例 #1
0
void C4Network2Players::HandlePlayerInfoUpdRequest(const class C4ClientPlayerInfos *pInfoPacket, bool fByHost)
{
	// network host only
	assert(::Network.isEnabled());
	assert(::Network.isHost());
	// copy client infos (need to be adjusted)
	C4ClientPlayerInfos OwnInfoPacket(*pInfoPacket);
	// safety: check any duplicate, unjoined players first
	// check those with unassigned IDs only, so update packets won't be rejected by this
	if (!OwnInfoPacket.IsInitialPacket())
	{
		C4ClientPlayerInfos *pExistingClientInfo = rInfoList.GetInfoByClientID(OwnInfoPacket.GetClientID());
		if (pExistingClientInfo)
		{
			int iCnt=OwnInfoPacket.GetPlayerCount(); C4PlayerInfo *pPlrInfo;
			C4Network2Res *pRes;
			while (iCnt--) if ((pPlrInfo=OwnInfoPacket.GetPlayerInfo(iCnt)))
					if (!pPlrInfo->GetID()) if ((pRes = pPlrInfo->GetRes()))
							if (pExistingClientInfo->GetPlayerInfoByRes(pRes->getResID()))
							{
								// double join: simply deny without message
#ifdef _DEBUG
								Log("Network: Duplicate player join rejected!");
#endif
								OwnInfoPacket.RemoveIndexedInfo(iCnt);
							}
		}
		if (!OwnInfoPacket.GetPlayerCount())
		{
			// player join request without players: probably all removed because doubled
#ifdef _DEBUG
			Log("Network: Empty player join request ignored!");
#endif
			return;
		}
	}
	// assign player IDs
	if (!rInfoList.AssignPlayerIDs(&OwnInfoPacket) && OwnInfoPacket.IsAddPacket())
	{
		// no players could be joined in an add request: probably because the maximum player limit has been reached
		return;
	}
	// check doubled savegame player usage
	UpdateSavegameAssignments(&OwnInfoPacket);
	// update teams
	rInfoList.AssignTeams(&OwnInfoPacket, fByHost);
	// update any other player colors and names
	// this may only change colors and names of all unjoined players (which is all players in lobby mode)
	// any affected players will get an updated-flag
	rInfoList.UpdatePlayerAttributes(&OwnInfoPacket, true);
	// league score gains may now be different
	rInfoList.ResetLeagueProjectedGain(true);
	int32_t iPlrInfo = 0;
	C4PlayerInfo *pPlrInfo;
	while ((pPlrInfo = OwnInfoPacket.GetPlayerInfo(iPlrInfo++))) pPlrInfo->ResetLeagueProjectedGain();
	if (Game.Parameters.isLeague())
	{
		// lobby only
		if (!::Network.isLobbyActive())
			return;
		// check league authentication for new players
		for (int i = 0; i < OwnInfoPacket.GetPlayerCount(); i++)
			if (!rInfoList.GetPlayerInfoByID(OwnInfoPacket.GetPlayerInfo(i)->GetID()))
			{
				C4PlayerInfo *pInfo = OwnInfoPacket.GetPlayerInfo(i);
				// remove player infos without authentication
				if (!::Network.LeaguePlrAuthCheck(pInfo))
				{
					OwnInfoPacket.RemoveIndexedInfo(i);
					i--;
				}
				else
					// always reset authentication ID after check - it's not needed anymore
					pInfo->SetAuthID("");
			}
	}
	// send updates to all other clients and reset update flags
	SendUpdatedPlayers();
	// finally, add new player join as direct input
	// this will add the player infos directly on host side (DirectExec as a subcall),
	// so future player join request will take the other joined  clients into consideration
	// when assigning player colors, etc.; it will also start resource loading
	// in running mode, this call will also put the actual player joins into the queue
	::Control.DoInput(CID_PlrInfo, new C4ControlPlayerInfo(OwnInfoPacket), CDT_Direct);
	// notify lobby of updates
	C4GameLobby::MainDlg *pLobby = ::Network.GetLobby();
	if (pLobby) pLobby->OnPlayersChange();
}