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(svn r18931) -Fix: Disabling autoreplace rules might count invalid engines.

This commit is contained in:
frosch 2010-01-27 20:54:05 +00:00
parent 7b237ee607
commit a3168269f9
2 changed files with 5 additions and 4 deletions
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4
src/autoreplace_cmd.cpp
View File

@ -50,9 +50,7 @@ static bool EnginesHaveCargoInCommon(EngineID engine_a, EngineID engine_b)
*/
bool CheckAutoreplaceValidity(EngineID from, EngineID to, CompanyID company)
{
/* First we make sure that it's a valid type the user requested
* check that it's an engine that is in the engine array */
if (!Engine::IsValidID(from) || !Engine::IsValidID(to)) return false;
assert(Engine::IsValidID(from) && Engine::IsValidID(to));
/* we can't replace an engine into itself (that would be autorenew) */
if (from == to) return false;

5
src/company_cmd.cpp
View File

@ -663,7 +663,10 @@ CommandCost CmdSetAutoReplace(TileIndex tile, DoCommandFlag flags, uint32 p1, ui
CommandCost cost;
if (!Group::IsValidID(id_g) && !IsAllGroupID(id_g) && !IsDefaultGroupID(id_g)) return CMD_ERROR;
if (!Engine::IsValidID(old_engine_type)) return CMD_ERROR;
if (new_engine_type != INVALID_ENGINE) {
if (!Engine::IsValidID(new_engine_type)) return CMD_ERROR;
if (!CheckAutoreplaceValidity(old_engine_type, new_engine_type, _current_company)) return CMD_ERROR;
cost = AddEngineReplacementForCompany(c, old_engine_type, new_engine_type, id_g, flags);
@ -671,7 +674,7 @@ CommandCost CmdSetAutoReplace(TileIndex tile, DoCommandFlag flags, uint32 p1, ui
cost = RemoveEngineReplacementForCompany(c, old_engine_type, id_g, flags);
}
if (IsLocalCompany()) InvalidateAutoreplaceWindow(old_engine_type, id_g);
if ((flags & DC_EXEC) && IsLocalCompany()) InvalidateAutoreplaceWindow(old_engine_type, id_g);
return cost;
}