You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
191 lines
5.9 KiB
C++
191 lines
5.9 KiB
C++
/*
|
|
* This file is part of OpenTTD.
|
|
* OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
|
|
* OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
|
|
* See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
/** @file script_controller.cpp Implementation of ScriptControler. */
|
|
|
|
#include "../../stdafx.h"
|
|
#include "../../string_func.h"
|
|
#include "../../script/squirrel.hpp"
|
|
#include "../../rev.h"
|
|
|
|
#include "script_controller.hpp"
|
|
#include "script_error.hpp"
|
|
#include "../script_fatalerror.hpp"
|
|
#include "../script_info.hpp"
|
|
#include "../script_instance.hpp"
|
|
#include "script_log.hpp"
|
|
#include "../../ai/ai_gui.hpp"
|
|
#include "../../settings_type.h"
|
|
#include "../../network/network.h"
|
|
|
|
#include "../../safeguards.h"
|
|
|
|
/* static */ void ScriptController::SetCommandDelay(int ticks)
|
|
{
|
|
if (ticks <= 0) return;
|
|
ScriptObject::SetDoCommandDelay(ticks);
|
|
}
|
|
|
|
/* static */ void ScriptController::Sleep(int ticks)
|
|
{
|
|
if (!ScriptObject::CanSuspend()) {
|
|
throw Script_FatalError("You are not allowed to call Sleep in your constructor, Save(), Load(), and any valuator.");
|
|
}
|
|
|
|
if (ticks <= 0) {
|
|
ScriptLog::Warning("Sleep() value should be > 0. Assuming value 1.");
|
|
ticks = 1;
|
|
}
|
|
|
|
throw Script_Suspend(ticks, nullptr);
|
|
}
|
|
|
|
/* static */ void ScriptController::Break(const char* message)
|
|
{
|
|
if (_network_dedicated || !_settings_client.gui.ai_developer_tools) return;
|
|
|
|
ScriptObject::GetActiveInstance()->Pause();
|
|
|
|
char log_message[1024];
|
|
seprintf(log_message, lastof(log_message), "Break: %s", message);
|
|
ScriptLog::Log(ScriptLog::LOG_SQ_ERROR, log_message);
|
|
|
|
/* Inform script developer that his script has been paused and
|
|
* needs manual action to continue. */
|
|
ShowAIDebugWindow(ScriptObject::GetRootCompany());
|
|
|
|
if ((_pause_mode & PM_PAUSED_NORMAL) == PM_UNPAUSED) {
|
|
ScriptObject::DoCommand(0, PM_PAUSED_NORMAL, 1, CMD_PAUSE);
|
|
}
|
|
}
|
|
|
|
/* static */ void ScriptController::Print(bool error_msg, const char *message)
|
|
{
|
|
ScriptLog::Log(error_msg ? ScriptLog::LOG_SQ_ERROR : ScriptLog::LOG_SQ_INFO, message);
|
|
}
|
|
|
|
ScriptController::ScriptController(CompanyID company) :
|
|
ticks(0),
|
|
loaded_library_count(0)
|
|
{
|
|
ScriptObject::SetCompany(company);
|
|
}
|
|
|
|
ScriptController::~ScriptController()
|
|
{
|
|
for (LoadedLibraryList::iterator iter = this->loaded_library.begin(); iter != this->loaded_library.end(); iter++) {
|
|
free((*iter).second);
|
|
free((*iter).first);
|
|
}
|
|
|
|
this->loaded_library.clear();
|
|
}
|
|
|
|
/* static */ uint ScriptController::GetTick()
|
|
{
|
|
return ScriptObject::GetActiveInstance()->GetController()->ticks;
|
|
}
|
|
|
|
/* static */ int ScriptController::GetOpsTillSuspend()
|
|
{
|
|
return ScriptObject::GetActiveInstance()->GetOpsTillSuspend();
|
|
}
|
|
|
|
/* static */ void ScriptController::DecreaseOps(int amount)
|
|
{
|
|
Squirrel::DecreaseOps(ScriptObject::GetActiveInstance()->engine->GetVM(), amount);
|
|
}
|
|
|
|
/* static */ int ScriptController::GetSetting(const char *name)
|
|
{
|
|
return ScriptObject::GetActiveInstance()->GetSetting(name);
|
|
}
|
|
|
|
/* static */ uint ScriptController::GetVersion()
|
|
{
|
|
return _openttd_newgrf_version;
|
|
}
|
|
|
|
/* static */ HSQOBJECT ScriptController::Import(const char *library, const char *class_name, int version)
|
|
{
|
|
ScriptController *controller = ScriptObject::GetActiveInstance()->GetController();
|
|
Squirrel *engine = ScriptObject::GetActiveInstance()->engine;
|
|
HSQUIRRELVM vm = engine->GetVM();
|
|
|
|
/* Internally we store libraries as 'library.version' */
|
|
char library_name[1024];
|
|
seprintf(library_name, lastof(library_name), "%s.%d", library, version);
|
|
strtolower(library_name);
|
|
|
|
ScriptInfo *lib = ScriptObject::GetActiveInstance()->FindLibrary(library, version);
|
|
if (lib == nullptr) {
|
|
char error[1024];
|
|
seprintf(error, lastof(error), "couldn't find library '%s' with version %d", library, version);
|
|
throw sq_throwerror(vm, error);
|
|
}
|
|
|
|
/* Get the current table/class we belong to */
|
|
HSQOBJECT parent;
|
|
sq_getstackobj(vm, 1, &parent);
|
|
|
|
char fake_class[1024];
|
|
|
|
LoadedLibraryList::iterator iter = controller->loaded_library.find(library_name);
|
|
if (iter != controller->loaded_library.end()) {
|
|
strecpy(fake_class, (*iter).second, lastof(fake_class));
|
|
} else {
|
|
int next_number = ++controller->loaded_library_count;
|
|
|
|
/* Create a new fake internal name */
|
|
seprintf(fake_class, lastof(fake_class), "_internalNA%d", next_number);
|
|
|
|
/* Load the library in a 'fake' namespace, so we can link it to the name the user requested */
|
|
sq_pushroottable(vm);
|
|
sq_pushstring(vm, fake_class, -1);
|
|
sq_newclass(vm, SQFalse);
|
|
/* Load the library */
|
|
if (!engine->LoadScript(vm, lib->GetMainScript(), false)) {
|
|
char error[1024];
|
|
seprintf(error, lastof(error), "there was a compile error when importing '%s' version %d", library, version);
|
|
throw sq_throwerror(vm, error);
|
|
}
|
|
/* Create the fake class */
|
|
sq_newslot(vm, -3, SQFalse);
|
|
sq_pop(vm, 1);
|
|
|
|
controller->loaded_library[stredup(library_name)] = stredup(fake_class);
|
|
}
|
|
|
|
/* Find the real class inside the fake class (like 'sets.Vector') */
|
|
sq_pushroottable(vm);
|
|
sq_pushstring(vm, fake_class, -1);
|
|
if (SQ_FAILED(sq_get(vm, -2))) {
|
|
throw sq_throwerror(vm, "internal error assigning library class");
|
|
}
|
|
sq_pushstring(vm, lib->GetInstanceName(), -1);
|
|
if (SQ_FAILED(sq_get(vm, -2))) {
|
|
char error[1024];
|
|
seprintf(error, lastof(error), "unable to find class '%s' in the library '%s' version %d", lib->GetInstanceName(), library, version);
|
|
throw sq_throwerror(vm, error);
|
|
}
|
|
HSQOBJECT obj;
|
|
sq_getstackobj(vm, -1, &obj);
|
|
sq_pop(vm, 3);
|
|
|
|
if (StrEmpty(class_name)) return obj;
|
|
|
|
/* Now link the name the user wanted to our 'fake' class */
|
|
sq_pushobject(vm, parent);
|
|
sq_pushstring(vm, class_name, -1);
|
|
sq_pushobject(vm, obj);
|
|
sq_newclass(vm, SQTrue);
|
|
sq_newslot(vm, -3, SQFalse);
|
|
sq_pop(vm, 1);
|
|
|
|
return obj;
|
|
}
|