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Fix #10568: "can savegame be loaded check" failed in dedicated server

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* If loading fails, it usually returns SL_REINIT which doesn't trigger check
 * If savegame has NewGRFs, it complains NewGRFs are not allowed in intro game
This commit is contained in:
Rubidium
2023-03-15 20:59:58 +01:00
committed by rubidium42
parent be69aa6257
commit 24b5033a06
2 changed files with 43 additions and 40 deletions
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72
src/openttd.cpp
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@@ -969,37 +969,51 @@ bool SafeLoad(const std::string &filename, SaveLoadOperation fop, DetailedFileTy
_game_mode = newgm;
switch (lf == nullptr ? SaveOrLoad(filename, fop, dft, subdir) : LoadWithFilter(lf)) {
case SL_OK: return true;
SaveOrLoadResult result = (lf == nullptr) ? SaveOrLoad(filename, fop, dft, subdir) : LoadWithFilter(lf);
if (result == SL_OK) return true;
case SL_REINIT:
if (_network_dedicated) {
/*
* We need to reinit a network map...
* We can't simply load the intro game here as that game has many
* special cases which make clients desync immediately. So we fall
* back to just generating a new game with the current settings.
*/
Debug(net, 0, "Loading game failed, so a new (random) game will be started");
MakeNewGame(false, true);
return false;
}
if (_network_server) {
/* We can't load the intro game as server, so disconnect first. */
NetworkDisconnect();
}
switch (ogm) {
default:
case GM_MENU: LoadIntroGame(); break;
case GM_EDITOR: MakeNewEditorWorld(); break;
}
return false;
default:
_game_mode = ogm;
return false;
if (_network_dedicated && ogm == GM_MENU) {
/*
* If we are a dedicated server *and* we just were in the menu, then we
* are loading the first savegame. If that fails, not starting the
* server is a better reaction than starting the server with a newly
* generated map as it is quite likely to be started from a script.
*/
Debug(net, 0, "Loading requested map failed; closing server.");
_exit_game = true;
return false;
}
if (result != SL_REINIT) {
_game_mode = ogm;
return false;
}
if (_network_dedicated) {
/*
* If we are a dedicated server, have already loaded/started a game,
* and then loading the savegame fails in a manner that we need to
* reinitialize everything. We must not fall back into the menu mode
* with the intro game, as that is unjoinable by clients. So there is
* nothing else to do than start a new game, as it might have failed
* trying to reload the originally loaded savegame/scenario.
*/
Debug(net, 0, "Loading game failed, so a new (random) game will be started");
MakeNewGame(false, true);
return false;
}
if (_network_server) {
/* We can't load the intro game as server, so disconnect first. */
NetworkDisconnect();
}
switch (ogm) {
default:
case GM_MENU: LoadIntroGame(); break;
case GM_EDITOR: MakeNewEditorWorld(); break;
}
return false;
}
void SwitchToMode(SwitchMode new_mode)