166 lines
4.3 KiB
C++
166 lines
4.3 KiB
C++
// MassBuilderSaveTool
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// Copyright (C) 2021 Guillaume Jacquemin
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <https://www.gnu.org/licenses/>.
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#include <cstring>
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#include <algorithm>
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#include <Corrade/Containers/Array.h>
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#include <Corrade/Utility/Directory.h>
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#include "Locators.h"
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#include "Mass.h"
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using namespace Corrade;
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std::string Mass::_lastError;
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Mass::Mass(const std::string& path) {
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_folder = Utility::Directory::path(path);
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_filename = Utility::Directory::filename(path);
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refreshValues();
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}
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auto Mass::lastError() -> std::string const& {
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return _lastError;
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}
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auto Mass::getNameFromFile(const std::string& path) -> std::string {
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if(!Utility::Directory::exists(path)) {
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_lastError = path + " couldn't be found.";
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return "";
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}
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std::string name;
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auto mmap = Utility::Directory::mapRead(path);
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auto iter = std::search(mmap.begin(), mmap.end(), &mass_name_locator[0], &mass_name_locator[56]);
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if(iter != mmap.end()) {
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name = std::string{iter + 70};
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}
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else {
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_lastError = "The name couldn't be found in " + path;
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}
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return name;
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}
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void Mass::refreshValues() {
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getName();
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}
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auto Mass::filename() -> std::string const&{
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return _filename;
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}
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auto Mass::name() -> std::string const&{
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return _name;
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}
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auto Mass::state() -> State {
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return _state;
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}
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auto Mass::updateSteamId(const std::string& steam_id) -> bool {
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std::string path = Utility::Directory::join(_folder, _filename);
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if(!Utility::Directory::exists(path)) {
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_lastError = path + " couldn't be found.";
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_state = State::Empty;
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return false;
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}
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Utility::Directory::copy(path, path + ".tmp");
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{
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auto mmap = Utility::Directory::map(path + ".tmp");
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auto iter = std::search(mmap.begin(), mmap.end(), &steamid_locator[0], &steamid_locator[23]);
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if(iter == mmap.end()) {
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_lastError = "The M.A.S.S. file at " + path + " seems to be corrupt.";
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Utility::Directory::rm(path + ".tmp");
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return false;
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}
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iter += 37;
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if(std::strncmp(iter, steam_id.c_str(), steam_id.length()) != 0) {
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for(int i = 0; i < 17; ++i) {
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*(iter + i) = steam_id[i];
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}
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}
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}
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if(Utility::Directory::exists(path)) {
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Utility::Directory::rm(path);
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}
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Utility::Directory::move(path + ".tmp", path);
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return true;
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}
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void Mass::getName() {
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std::string path = Utility::Directory::join(_folder, _filename);
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if(!Utility::Directory::exists(path)) {
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_lastError = path + " couldn't be found.";
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_state = State::Empty;
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return;
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}
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auto mmap = Utility::Directory::mapRead(path);
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auto iter = std::search(mmap.begin(), mmap.end(), &mass_name_locator[0], &mass_name_locator[56]);
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if(iter != mmap.end()) {
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_name = std::string{iter + 70};
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_state = State::Valid;
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}
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else {
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_lastError = "The name couldn't be found in " + _filename;
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_state = State::Invalid;
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}
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}
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void Mass::getFrameStyles() {
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std::string path = Utility::Directory::join(_folder, _filename);
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if(!Utility::Directory::exists(path)) {
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_lastError = path + " couldn't be found.";
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_state = State::Empty;
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return;
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}
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auto mmap = Utility::Directory::mapRead(path);
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auto iter = std::search(mmap.begin(), mmap.end(), &frame_styles_locator[0], &frame_styles_locator[90]);
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if(iter != mmap.end()) {
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iter += 0x5A;
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std::copy(reinterpret_cast<const Int*>(iter), reinterpret_cast<const Int*>(iter) + 4, _frameStyles.data());
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}
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else {
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_lastError = "Frame styles couldn't be found in " + path;
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_state = State::Invalid;
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}
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}
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