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TBTR: Allow cloning virtual/template trains with unavailable engines

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This commit is contained in:
Jonathan G Rennison
2019-04-27 21:25:56 +01:00
parent 2ff8a71e59
commit 9d861fb8a0
3 changed files with 13 additions and 20 deletions
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11
src/vehicle_cmd.cpp
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@@ -1003,13 +1003,13 @@ Train* VirtualTrainFromTemplateVehicle(TemplateVehicle* tv, StringID &err)
assert(tv->owner == _current_company);
head = CmdBuildVirtualRailVehicle(tv->engine_type, true, err);
head = CmdBuildVirtualRailVehicle(tv->engine_type, err);
if (!head) return nullptr;
tail = head;
tv = tv->GetNextUnit();
while (tv) {
tmp = CmdBuildVirtualRailVehicle(tv->engine_type, true, err);
tmp = CmdBuildVirtualRailVehicle(tv->engine_type, err);
if (!tmp) {
CmdDeleteVirtualTrain(INVALID_TILE, DC_EXEC, head->index, 0, nullptr);
return nullptr;
@@ -1055,13 +1055,13 @@ CommandCost CmdVirtualTrainFromTrain(TileIndex tile, DoCommandFlag flags, uint32
Train *tmp, *head, *tail;
StringID err = INVALID_STRING_ID;
head = CmdBuildVirtualRailVehicle(train->engine_type, false, err);
head = CmdBuildVirtualRailVehicle(train->engine_type, err);
if (!head) return_cmd_error(err);
tail = head;
train = train->GetNextUnit();
while (train) {
tmp = CmdBuildVirtualRailVehicle(train->engine_type, false, err);
tmp = CmdBuildVirtualRailVehicle(train->engine_type, err);
if (!tmp) {
CmdDeleteVirtualTrain(tile, flags, head->index, 0, nullptr);
return_cmd_error(err);
@@ -1194,7 +1194,8 @@ CommandCost CmdTemplateVehicleFromTrain(TileIndex tile, DoCommandFlag flags, uin
}
for (Train *v = clicked; v != nullptr; v = v->GetNextUnit()) {
if (!IsEngineBuildable(v->engine_type, VEH_TRAIN, _current_company)) {
const Engine *e = Engine::GetIfValid(v->engine_type);
if (e == nullptr || e->type != VEH_TRAIN) {
return_cmd_error(STR_ERROR_RAIL_VEHICLE_NOT_AVAILABLE + VEH_TRAIN);
}
}