thunderbrew/src/console/CVar.cpp

408 lines
11 KiB
C++

#include "console/CVar.hpp"
#include "console/Command.hpp"
#include "console/Types.hpp"
#include "console/Line.hpp"
#include "util/SFile.hpp"
#include <bc/os/File.hpp>
#include <storm/String.hpp>
const char* s_filename = nullptr;
bool CVar::m_needsSave;
TSHashTable<CVar, HASHKEY_STRI> CVar::s_registeredCVars;
CVar* CVar::Lookup(const char* name) {
return name
? CVar::s_registeredCVars.Ptr(name)
: nullptr;
}
CVar* CVar::Register(const char* name, const char* help, uint32_t flags, const char* value, bool (*fcn)(CVar*, const char*, const char*, void*), uint32_t category, bool a7, void* arg, bool a9) {
CVar* var = CVar::s_registeredCVars.Ptr(name);
if (var) {
bool setReset = var->m_resetValue.GetString() == nullptr;
bool setDefault = var->m_defaultValue.GetString() == nullptr;
var->m_flags |= (var->m_flags & 0xFFFFFFCF);
var->m_callback = fcn;
var->m_arg = arg;
bool setValue = false;
if (fcn && !fcn(var, var->GetString(), var->GetString(), arg)) {
setValue = true;
}
var->Set(value, setValue, setReset, setDefault, false);
if (!a7) {
var->m_flags |= 0x80000000;
}
if (a9 && var->m_flags) {
var->m_flags |= 0x80;
}
} else {
var = CVar::s_registeredCVars.New(name, 0, 0);
var->m_stringValue.Copy(nullptr);
var->m_floatValue = 0.0f;
var->m_intValue = 0;
var->m_modified = 0;
var->m_category = category;
var->m_defaultValue.Copy(nullptr);
var->m_resetValue.Copy(nullptr);
var->m_latchedValue.Copy(nullptr);
var->m_callback = fcn;
var->m_flags = 0;
var->m_arg = arg;
var->m_help.Copy(help);
if (a7) {
var->Set(value, true, true, false, false);
} else {
var->Set(value, true, false, true, false);
}
var->m_flags = flags | 0x1;
if (!a7) {
var->m_flags |= 0x8000000;
}
if (a9 && var->m_flags) {
var->m_flags |= 0x80;
}
ConsoleCommandRegister(name, CvarCommandHandler, CATEGORY(category), help);
}
return var;
}
CVar::CVar() : TSHashObject<CVar, HASHKEY_STRI>() {
// TODO
}
int32_t CVar::GetInt() {
return this->m_intValue;
}
const char* CVar::GetString() {
return this->m_stringValue.GetString();
}
void CVar::InternalSet(const char* value, bool setValue, bool setReset, bool setDefault, bool a6) {
if (this->m_flags & 0x4 || !value) {
return;
}
bool modified = false;
const char* existingValue = this->m_stringValue.GetString();
if (setValue && (!existingValue || SStrCmpI(value, existingValue, 0x7FFFFFFF))) {
modified = true;
this->m_stringValue.Copy(value);
this->m_intValue = SStrToInt(value);
this->m_floatValue = SStrToFloat(value);
}
if (setReset && !this->m_resetValue.GetString()) {
modified = true;
this->m_resetValue.Copy(value);
}
if (setDefault && !this->m_defaultValue.GetString()) {
this->m_defaultValue.Copy(value);
} else if (!modified) {
return;
}
if (a6) {
CVar::m_needsSave = 1;
}
}
bool CVar::Set(const char* value, bool setValue, bool setReset, bool setDefault, bool a6) {
if (setValue) {
if (this->m_callback) {
// TODO
// sub_86B5A0(this->m_callback);
if (!this->m_callback(this, this->m_stringValue.GetString(), value, this->m_arg)) {
return true;
}
}
this->m_modified++;
if (this->m_flags & 0x2) {
this->m_latchedValue.Copy(value);
CVar::m_needsSave = 1;
return true;
}
}
this->InternalSet(value, setValue, setReset, setDefault, a6);
return true;
}
bool CVar::Reset() {
auto value = this->m_resetValue;
if (value.GetString() == nullptr) {
value = this->m_defaultValue;
}
this->InternalSet(value.GetString(), true, false, false, true);
return true;
}
bool CVar::Default() {
auto value = this->m_defaultValue;
if (value.GetString() == nullptr) {
value = this->m_resetValue;
}
this->InternalSet(value.GetString(), true, false, false, true);
return true;
}
int32_t CVar::Update() {
if (!(this->m_flags & 0x2)) {
return 0;
}
if (!this->m_latchedValue.GetString()) {
return 0;
}
this->InternalSet(this->m_latchedValue.GetString(), true, false, false, true);
this->m_latchedValue.Copy(nullptr);
return 1;
}
static int32_t s_CreatePathDirectories(const char* szPath) {
return true == OsCreateDirectory(szPath, 1);
}
int32_t CVar::Load(HOSFILE file) {
char fastData[2048] = {0};
char line[2048] = {0};
auto size = OsGetFileSize(file);
char* data = nullptr;
if (0x1fff < size) {
data = reinterpret_cast<char*>(SMemAlloc(size + 1, __FILE__, __LINE__, 0));
} else {
data = fastData;
}
auto grown = 0x1FFF >= size;
int32_t result = 0;
size_t bytesRead = 0;
if (OsReadFile(file, data, size, &bytesRead) == 0) {
result = 0;
} else {
data[size] = '\0';
const char* curr = data;
// Skip over UTF-8 byte order mark
if ((((data != nullptr) && (2 < bytesRead)) && (data[0] == 0xef)) && ((data[1] == 0xbb && (data[2] == 0xbf)))) {
curr = data + 3;
}
do {
SStrTokenize(&curr, line, 0x800, "\r\n", 0);
// Do not execute commands other than "set ..."
if (SStrCmpI(line, "SET ", 4) == 0) {
// Execute without adding to history
ConsoleCommandExecute(line, 0);
}
result = 1;
} while ((curr != nullptr) && (*curr != '\0'));
}
if (grown) {
SMemFree(data, __FILE__, __LINE__, 0);
}
return result;
}
int32_t CVar::Load(const char* filename) {
char path[STORM_MAX_PATH] = {0};
auto file = OsCreateFile(filename, OS_GENERIC_READ, 0, OS_CREATE_NEW | OS_CREATE_ALWAYS, OS_FILE_ATTRIBUTE_NORMAL, 0x3f3f3f3f);
if (file == HOSFILE_INVALID) {
SStrPrintf(path, STORM_MAX_PATH, "WTF\\%s", filename);
file = OsCreateFile(filename, OS_GENERIC_READ, 0, OS_CREATE_NEW | OS_CREATE_ALWAYS, OS_FILE_ATTRIBUTE_NORMAL, 0x3f3f3f3f);
if (file == HOSFILE_INVALID) {
return 0;
}
}
auto result = CVar::Load(file);
OsCloseFile(file);
return result;
}
void CVar::Initialize(const char* filename) {
STORM_ASSERT(filename);
s_filename = filename;
// Get data path
char path[STORM_MAX_PATH] = {0};
SFile::GetBasePath(path, STORM_MAX_PATH);
SStrPrintf(path, STORM_MAX_PATH, "%s%s\\", path, "WTF");
s_CreatePathDirectories(path);
static ConsoleCommandList baseCommands[] = {
{ "set", SetCommandHandler, "Set the value of a CVar" },
{ "cvar_reset", CvarResetCommandHandler, "Set the value of a CVar to it's startup value" },
{ "cvar_default", CvarDefaultCommandHandler, "Set the value of a CVar to it's coded default value" },
{ "cvarlist", CvarListCommandHandler, "List cvars" }
};
CONSOLE_REGISTER_LIST(DEFAULT, baseCommands);
CVar::Load(s_filename);
}
int32_t CvarResetCommandHandler(const char* command, const char* arguments) {
char cvarName[256] = {0};
auto string = arguments;
SStrTokenize(&string, cvarName, sizeof(cvarName), " ,;\t\"\r\n", nullptr);
if (*cvarName) {
// reset a specific cvar
auto cvar = CVar::Lookup(cvarName);
if (cvar) {
cvar->Reset();
} else {
ConsoleWriteA("No such cvar \"%s\"\n", ERROR_COLOR, cvarName);
}
return 1;
} else {
// reset all cvars
ConsoleWrite("Resetting all cvars\n", DEFAULT_COLOR);
for (auto cvar = CVar::s_registeredCVars.Head(); cvar != nullptr; cvar = CVar::s_registeredCVars.Next(cvar)) {
cvar->Reset();
}
return 1;
}
}
int32_t CvarDefaultCommandHandler(const char* command, const char* arguments) {
char cvarName[256] = {0};
auto string = arguments;
SStrTokenize(&string, cvarName, sizeof(cvarName), " ,;\t\"\r\n", nullptr);
if (*cvarName) {
// restore a specific cvar
auto cvar = CVar::Lookup(cvarName);
if (cvar) {
cvar->Default();
} else {
ConsoleWriteA("No such cvar \"%s\"\n", ERROR_COLOR, cvarName);
}
return 1;
} else {
// restore all cvars
ConsoleWrite("Restoring all cvars\n", DEFAULT_COLOR);
for (auto cvar = CVar::s_registeredCVars.Head(); cvar != nullptr; cvar = CVar::s_registeredCVars.Next(cvar)) {
cvar->Default();
}
return 1;
}
}
int32_t CvarCommandHandler(const char* command, const char* arguments) {
auto cvar = CVar::Lookup(command);
STORM_ASSERT(cvar);
while (*arguments == ' ') {
arguments++;
}
if (arguments[0] != '\0') {
cvar->Set(arguments, true, true, false, false);
return 1;
}
auto value = cvar->m_stringValue.GetString();
ConsoleWriteA("CVar \"%s\" is \"%s\"", DEFAULT_COLOR, command, value ? value : "");
return 1;
}
int32_t SetCommandHandler(const char* command, const char* arguments) {
char cvarValue[2048] = {0};
char cvarName[256] = {0};
auto str = arguments;
SStrTokenize(&str, cvarName, sizeof(cvarName), " ,;\t\"\r\n", nullptr);
SStrTokenize(&str, cvarValue, sizeof(cvarValue), " ,;\t\"\r\n", nullptr);
auto var = CVar::Lookup(cvarName);
if (var) {
var->Set(cvarValue, true, false, false, true);
} else {
CVar::Register(cvarName, "", 0, cvarValue, nullptr, DEFAULT, true, nullptr, false);
}
return 1;
}
int32_t CvarListCommandHandler(const char* command, const char* arguments) {
char text[256];
char text2[256];
for (auto cvar = CVar::s_registeredCVars.Head(); cvar != nullptr; cvar = CVar::s_registeredCVars.Next(cvar)) {
SStrPrintf(text, sizeof(text), " \"%s\" is \"%s\"", cvar->m_key.m_str, cvar->m_stringValue.GetString());
if (cvar->m_defaultValue.GetString()) {
if (SStrCmp(cvar->m_stringValue.GetString(), cvar->m_defaultValue.GetString(), STORM_MAX_STR)) {
SStrPrintf(text2, sizeof(text2), " (default \"%s\")", cvar->m_defaultValue.GetString());
SStrPack(text, text2, sizeof(text));
}
}
if (cvar->m_resetValue.GetString()) {
if (SStrCmp(cvar->m_stringValue.GetString(), cvar->m_resetValue.GetString(), STORM_MAX_STR)) {
SStrPrintf(text2, sizeof(text2), " (reset \"%s\")", cvar->m_resetValue.GetString());
SStrPack(text, text2, sizeof(text));
}
}
ConsoleWrite(text, DEFAULT_COLOR);
}
return 1;
}