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Location: cpp/openttd-patchpack/source/src/ai/ai_info.cpp
r10999:950d41f6cb97
10.8 KiB
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(svn r15339) -Update: WebTranslator2 update to 2009-02-04 18:39:16
arabic_egypt - 1 fixed by khaloofah (1)
german - 1 changed by planetmaker (1)
hebrew - 668 fixed, 19 changed by 19izhar73 (687)
korean - 10 changed by leejaeuk5 (10)
serbian - 6 fixed, 4 changed by salejemaster (10)
arabic_egypt - 1 fixed by khaloofah (1)
german - 1 changed by planetmaker (1)
hebrew - 668 fixed, 19 changed by 19izhar73 (687)
korean - 10 changed by leejaeuk5 (10)
serbian - 6 fixed, 4 changed by salejemaster (10)
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/** @file ai_info.cpp Implementation of AIFileInfo */
#include "../stdafx.h"
#include <squirrel.h>
#include "../script/squirrel.hpp"
#include "../script/squirrel_helper.hpp"
#include "ai.hpp"
#include "ai_info.hpp"
#include "ai_scanner.hpp"
#include "../settings_type.h"
#include "../openttd.h"
AIConfigItem _start_date_config = {
"start_date",
"The amount of days after the start of the last AI, this AI will start (give or take).",
AI::START_NEXT_MIN,
AI::START_NEXT_MAX,
AI::START_NEXT_MEDIUM,
AI::START_NEXT_EASY,
AI::START_NEXT_MEDIUM,
AI::START_NEXT_HARD,
AI::START_NEXT_DEVIATION,
30,
AICONFIG_NONE
};
AIFileInfo::~AIFileInfo()
{
this->engine->ReleaseObject(this->SQ_instance);
free((void *)this->author);
free((void *)this->name);
free((void *)this->short_name);
free((void *)this->description);
free((void *)this->date);
free((void *)this->instance_name);
free(this->main_script);
free(this->SQ_instance);
}
AILibrary::~AILibrary()
{
free((void *)this->category);
}
const char *AIFileInfo::GetAuthor()
{
if (this->author == NULL) this->author = this->engine->CallStringMethodStrdup(*this->SQ_instance, "GetAuthor");
return this->author;
}
const char *AIFileInfo::GetName()
{
if (this->name == NULL) this->name = this->engine->CallStringMethodStrdup(*this->SQ_instance, "GetName");
return this->name;
}
const char *AIFileInfo::GetShortName()
{
if (this->short_name == NULL) this->short_name = this->engine->CallStringMethodStrdup(*this->SQ_instance, "GetShortName");
return this->short_name;
}
const char *AIFileInfo::GetDescription()
{
if (this->description == NULL) this->description = this->engine->CallStringMethodStrdup(*this->SQ_instance, "GetDescription");
return this->description;
}
int AIFileInfo::GetVersion()
{
return this->engine->CallIntegerMethod(*this->SQ_instance, "GetVersion");
}
void AIFileInfo::GetSettings()
{
this->engine->CallMethod(*this->SQ_instance, "GetSettings", NULL, -1);
}
const char *AIFileInfo::GetDate()
{
if (this->date == NULL) this->date = this->engine->CallStringMethodStrdup(*this->SQ_instance, "GetDate");
return this->date;
}
const char *AIFileInfo::GetInstanceName()
{
if (this->instance_name == NULL) this->instance_name = this->engine->CallStringMethodStrdup(*this->SQ_instance, "CreateInstance");
return this->instance_name;
}
bool AIFileInfo::CanLoadFromVersion(int version)
{
if (version == -1) return true;
if (!this->engine->MethodExists(*this->SQ_instance, "CanLoadFromVersion")) return (version == this->GetVersion());
HSQUIRRELVM vm = this->engine->GetVM();
int top = sq_gettop(vm);
sq_pushobject(vm, *this->SQ_instance);
sq_pushstring(vm, OTTD2FS("CanLoadFromVersion"), -1);
sq_get(vm, -2);
sq_pushobject(vm, *this->SQ_instance);
sq_pushinteger(vm, version);
sq_call(vm, 2, SQTrue, SQFalse);
HSQOBJECT ret;
sq_getstackobj(vm, -1, &ret);
sq_settop(vm, top);
return sq_objtobool(&ret) != 0;
}
const char *AIFileInfo::GetMainScript()
{
return this->main_script;
}
void AIFileInfo::CheckMethods(SQInteger *res, const char *name)
{
if (!this->engine->MethodExists(*this->SQ_instance, name)) {
char error[1024];
snprintf(error, sizeof(error), "your info.nut/library.nut doesn't have the method '%s'", name);
this->engine->ThrowError(error);
*res = SQ_ERROR;
}
}
/* static */ SQInteger AIFileInfo::Constructor(HSQUIRRELVM vm, AIFileInfo *info, bool library)
{
SQInteger res = 0;
/* Set some basic info from the parent */
info->SQ_instance = MallocT<SQObject>(1);
Squirrel::GetInstance(vm, info->SQ_instance, 2);
/* Make sure the instance stays alive over time */
sq_addref(vm, info->SQ_instance);
info->base = ((AIScanner *)Squirrel::GetGlobalPointer(vm));
info->engine = info->base->GetEngine();
/* Check if all needed fields are there */
info->CheckMethods(&res, "GetAuthor");
info->CheckMethods(&res, "GetName");
info->CheckMethods(&res, "GetShortName");
info->CheckMethods(&res, "GetDescription");
info->CheckMethods(&res, "GetVersion");
info->CheckMethods(&res, "GetDate");
info->CheckMethods(&res, "CreateInstance");
if (library) {
info->CheckMethods(&res, "GetCategory");
}
/* Abort if one method was missing */
if (res != 0) return res;
info->main_script = strdup(info->base->GetMainScript());
return 0;
}
/* static */ SQInteger AIInfo::Constructor(HSQUIRRELVM vm)
{
/* Get the AIInfo */
SQUserPointer instance;
sq_getinstanceup(vm, 2, &instance, 0);
AIInfo *info = (AIInfo *)instance;
SQInteger res = AIFileInfo::Constructor(vm, info, false);
if (res != 0) return res;
AIConfigItem config = _start_date_config;
config.name = strdup(config.name);
config.description = strdup(config.description);
info->config_list.push_back(config);
/* Check if we have settings */
if (info->engine->MethodExists(*info->SQ_instance, "GetSettings")) {
info->GetSettings();
}
/* Remove the link to the real instance, else it might get deleted by RegisterAI() */
sq_setinstanceup(vm, 2, NULL);
/* Register the AI to the base system */
info->base->RegisterAI(info);
return 0;
}
/* static */ SQInteger AIInfo::DummyConstructor(HSQUIRRELVM vm)
{
/* Get the AIInfo */
SQUserPointer instance;
sq_getinstanceup(vm, 2, &instance, 0);
AIInfo *info = (AIInfo *)instance;
SQInteger res = AIFileInfo::Constructor(vm, info, false);
if (res != 0) return res;
/* Remove the link to the real instance, else it might get deleted by RegisterAI() */
sq_setinstanceup(vm, 2, NULL);
/* Register the AI to the base system */
info->base->SetDummyAI(info);
return 0;
}
AIInfo::~AIInfo()
{
/* Free all allocated strings */
for (AIConfigItemList::iterator it = this->config_list.begin(); it != this->config_list.end(); it++) {
free((char *)(*it).name);
free((char *)(*it).description);
}
this->config_list.clear();
}
SQInteger AIInfo::AddSetting(HSQUIRRELVM vm)
{
AIConfigItem config;
memset(&config, 0, sizeof(config));
config.max_value = 1;
config.step_size = 1;
uint items = 0;
/* Read the table, and find all properties we care about */
sq_pushnull(vm);
while (SQ_SUCCEEDED(sq_next(vm, -2))) {
const SQChar *sqkey;
sq_getstring(vm, -2, &sqkey);
const char *key = FS2OTTD(sqkey);
if (strcmp(key, "name") == 0) {
const SQChar *sqvalue;
sq_getstring(vm, -1, &sqvalue);
config.name = strdup(FS2OTTD(sqvalue));
char *s;
/* Don't allow '=' and ',' in configure setting names, as we need those
* 2 chars to nicely store the settings as a string. */
while ((s = (char *)strchr(config.name, '=')) != NULL) *s = '_';
while ((s = (char *)strchr(config.name, ',')) != NULL) *s = '_';
items |= 0x001;
} else if (strcmp(key, "description") == 0) {
const SQChar *sqdescription;
sq_getstring(vm, -1, &sqdescription);
config.description = strdup(FS2OTTD(sqdescription));
items |= 0x002;
} else if (strcmp(key, "min_value") == 0) {
SQInteger res;
sq_getinteger(vm, -1, &res);
config.min_value = res;
items |= 0x004;
} else if (strcmp(key, "max_value") == 0) {
SQInteger res;
sq_getinteger(vm, -1, &res);
config.max_value = res;
items |= 0x008;
} else if (strcmp(key, "easy_value") == 0) {
SQInteger res;
sq_getinteger(vm, -1, &res);
config.easy_value = res;
items |= 0x010;
} else if (strcmp(key, "medium_value") == 0) {
SQInteger res;
sq_getinteger(vm, -1, &res);
config.medium_value = res;
items |= 0x020;
} else if (strcmp(key, "hard_value") == 0) {
SQInteger res;
sq_getinteger(vm, -1, &res);
config.hard_value = res;
items |= 0x040;
} else if (strcmp(key, "random_deviation") == 0) {
SQInteger res;
sq_getinteger(vm, -1, &res);
config.random_deviation = res;
items |= 0x200;
} else if (strcmp(key, "custom_value") == 0) {
SQInteger res;
sq_getinteger(vm, -1, &res);
config.custom_value = res;
items |= 0x080;
} else if (strcmp(key, "step_size") == 0) {
SQInteger res;
sq_getinteger(vm, -1, &res);
config.step_size = res;
} else if (strcmp(key, "flags") == 0) {
SQInteger res;
sq_getinteger(vm, -1, &res);
config.flags = (AIConfigFlags)res;
items |= 0x100;
} else {
char error[1024];
snprintf(error, sizeof(error), "unknown setting property '%s'", key);
this->engine->ThrowError(error);
return SQ_ERROR;
}
sq_pop(vm, 2);
}
sq_pop(vm, 1);
/* Don't allow both random_deviation and AICONFIG_RANDOM to
* be set for the same config item. */
if ((items & 0x200) != 0 && (config.flags & AICONFIG_RANDOM) != 0) {
char error[1024];
snprintf(error, sizeof(error), "Setting both random_deviation and AICONFIG_RANDOM is not allowed");
this->engine->ThrowError(error);
return SQ_ERROR;
}
/* Reset the bit for random_deviation as it's optional. */
items &= ~0x200;
/* Make sure all properties are defined */
uint mask = (config.flags & AICONFIG_BOOLEAN) ? 0x1F3 : 0x1FF;
if (items != mask) {
char error[1024];
snprintf(error, sizeof(error), "please define all properties of a setting (min/max not allowed for booleans)");
this->engine->ThrowError(error);
return SQ_ERROR;
}
this->config_list.push_back(config);
return 0;
}
const AIConfigItemList *AIInfo::GetConfigList()
{
return &this->config_list;
}
const AIConfigItem *AIInfo::GetConfigItem(const char *name)
{
for (AIConfigItemList::iterator it = this->config_list.begin(); it != this->config_list.end(); it++) {
if (strcmp((*it).name, name) == 0) return &(*it);
}
return NULL;
}
int AIInfo::GetSettingDefaultValue(const char *name)
{
for (AIConfigItemList::iterator it = this->config_list.begin(); it != this->config_list.end(); it++) {
if (strcmp((*it).name, name) != 0) continue;
/* The default value depends on the difficulty level */
switch ((_game_mode == GM_MENU) ? _settings_newgame.difficulty.diff_level : _settings_game.difficulty.diff_level) {
case 0: return (*it).easy_value;
case 1: return (*it).medium_value;
case 2: return (*it).hard_value;
case 3: return (*it).custom_value;
default: NOT_REACHED();
}
}
/* There is no such setting */
return -1;
}
/* static */ SQInteger AILibrary::Constructor(HSQUIRRELVM vm)
{
/* Create a new AIFileInfo */
AILibrary *library = new AILibrary();
SQInteger res = AIFileInfo::Constructor(vm, library, true);
if (res != 0) {
delete library;
return res;
}
/* Register the Library to the base system */
library->base->RegisterLibrary(library);
return 0;
}
const char *AILibrary::GetCategory()
{
if (this->category == NULL) this->category = this->engine->CallStringMethodStrdup(*this->SQ_instance, "GetCategory");
return this->category;
}
/* static */ SQInteger AILibrary::Import(HSQUIRRELVM vm)
{
SQConvert::SQAutoFreePointers ptr;
const char *library = GetParam(SQConvert::ForceType<const char *>(), vm, 2, &ptr);
const char *class_name = GetParam(SQConvert::ForceType<const char *>(), vm, 3, &ptr);
int version = GetParam(SQConvert::ForceType<int>(), vm, 4, &ptr);
if (!AI::ImportLibrary(library, class_name, version, vm)) return -1;
return 1;
}
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