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(svn r10593) -Fix [FS#1038]: one could not remove locks that were build in a (very) old version of OpenTTD.

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rubidium 2007-07-16 21:00:40 +00:00
parent 3cf51c6188
commit a58a18bb50
2 changed files with 15 additions and 3 deletions
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10
src/openttd.cpp
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@ -2086,6 +2086,16 @@ bool AfterLoadGame()
FOR_ALL_INDUSTRIES(i) i->founder = OWNER_NONE;
}
if (CheckSavegameVersion(72)) {
/* Locks/shiplifts in very old savegames had OWNER_WATER as owner */
for (TileIndex t = 0; t < MapSize(); t++) {
if (IsTileType(t, MP_WATER) && GetWaterTileType(t) == WATER_TILE_LOCK &&
GetTileOwner(t) == OWNER_WATER) {
SetTileOwner(t, OWNER_NONE);
}
}
}
/* Recalculate */
Group *g;
FOR_ALL_GROUPS(g) {

8
src/water_cmd.cpp
View File

@ -169,7 +169,7 @@ static CommandCost RemoveShiplift(TileIndex tile, uint32 flags)
{
TileIndexDiff delta = TileOffsByDiagDir(GetLockDirection(tile));
if (!CheckTileOwnership(tile)) return CMD_ERROR;
if (!CheckTileOwnership(tile) && GetTileOwner(tile) != OWNER_NONE) return CMD_ERROR;
/* make sure no vehicle is on the tile. */
if (!EnsureNoVehicle(tile) || !EnsureNoVehicle(tile + delta) || !EnsureNoVehicle(tile - delta))
@ -296,7 +296,7 @@ static CommandCost ClearTile_Water(TileIndex tile, byte flags)
return_cmd_error(STR_0002_TOO_CLOSE_TO_EDGE_OF_MAP);
}
if (GetTileOwner(tile) != OWNER_WATER && !CheckTileOwnership(tile)) return CMD_ERROR;
if (GetTileOwner(tile) != OWNER_WATER && GetTileOwner(tile) != OWNER_NONE && !CheckTileOwnership(tile)) return CMD_ERROR;
if (flags & DC_EXEC) DoClearSquare(tile);
return CommandCost(_price.clear_water);
@ -798,8 +798,10 @@ static void ChangeTileOwner_Water(TileIndex tile, PlayerID old_player, PlayerID
if (new_player != PLAYER_SPECTATOR) {
SetTileOwner(tile, new_player);
} else {
} else if (IsShipDepot(tile)) {
DoCommand(tile, 0, 0, DC_EXEC, CMD_LANDSCAPE_CLEAR);
} else {
SetTileOwner(tile, OWNER_NONE);
}
}