137 lines
4.2 KiB
C++
137 lines
4.2 KiB
C++
#include "core/jail/jfile.hpp"
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#include <sys/stat.h>
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#include <unistd.h>
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#include <algorithm>
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#include <filesystem>
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#include <fstream>
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#include <string>
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#include <vector>
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#ifndef _WIN32
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#include <pwd.h>
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#endif
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namespace {
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struct keyvalue {
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std::string key;
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std::string value;
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};
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std::vector<keyvalue> config;
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std::string resource_folder;
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std::string config_folder;
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void load_config_values() {
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config.clear();
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const std::string config_file = config_folder + "/config.txt";
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std::ifstream fi(config_file);
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if (!fi.is_open()) {
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return;
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}
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std::string line;
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while (std::getline(fi, line)) {
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const auto eq = line.find('=');
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if (eq == std::string::npos) {
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continue;
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}
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config.push_back({line.substr(0, eq), line.substr(eq + 1)});
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}
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}
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void save_config_values() {
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const std::string config_file = config_folder + "/config.txt";
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std::ofstream fo(config_file);
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if (!fo.is_open()) {
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return;
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}
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for (const auto& pair : config) {
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fo << pair.key << '=' << pair.value << '\n';
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}
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}
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} // namespace
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void file_setresourcefolder(const char* str) {
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resource_folder = str;
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}
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auto file_getresourcefolder() -> const char* {
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return resource_folder.c_str();
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}
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// Crea la carpeta del sistema on guardar les dades.
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// Accepta rutes amb subdirectoris (ex: "jailgames/aee") i crea tota la jerarquia.
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void file_setconfigfolder(const char* foldername) {
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#ifdef _WIN32
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const char* base = getenv("APPDATA");
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if (!base) base = "C:/";
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config_folder = std::string(base) + "/" + foldername;
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#elif __APPLE__
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struct passwd* pw = getpwuid(getuid());
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const char* homedir = (pw && pw->pw_dir) ? pw->pw_dir : nullptr;
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if (!homedir) homedir = getenv("HOME");
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if (!homedir) homedir = "/tmp";
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config_folder = std::string(homedir) + "/Library/Application Support/" + foldername;
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#elif __linux__
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// Nota emscripten: `__linux__` també està definit, però `getpwuid` pot
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// retornar nullptr (sense /etc/passwd al MEMFS) o un passwd amb pw_dir
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// buit. Amb els fallbacks HOME → /tmp evitem crashejar al primer
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// arranque dins del navegador. La config no persistirà entre recàrregues
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// (MEMFS és volàtil); caldria IDBFS si volguéssem persistència a web.
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struct passwd* pw = getpwuid(getuid());
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const char* homedir = ((pw != nullptr) && (pw->pw_dir != nullptr) && (pw->pw_dir[0] != 0)) ? pw->pw_dir : nullptr;
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if ((homedir == nullptr) || (homedir[0] == 0)) {
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homedir = getenv("HOME");
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}
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if ((homedir == nullptr) || (homedir[0] == 0)) {
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homedir = "/tmp";
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}
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config_folder = std::string(homedir) + "/.config/" + foldername;
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#else
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config_folder = std::string("/tmp/jailgames_config/") + foldername;
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#endif
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std::error_code ec;
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std::filesystem::create_directories(config_folder, ec);
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// A emscripten/MEMFS create_directories pot fallar (p.ex. parent
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// read-only o libc++ amb path empty-check estricte). La config és
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// volàtil al navegador de totes formes: ignorem l'error i continuem.
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}
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auto file_getconfigfolder() -> const char* {
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thread_local std::string folder;
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folder = config_folder + "/";
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return folder.c_str();
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}
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auto file_getconfigvalue(const char* key) -> const char* {
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if (config.empty()) {
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load_config_values();
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}
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const auto it = std::find_if(config.begin(), config.end(), [key](const keyvalue& pair) { return pair.key == key; });
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if (it != config.end()) {
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thread_local std::string value_cache;
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value_cache = it->value;
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return value_cache.c_str();
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}
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return nullptr;
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}
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void file_setconfigvalue(const char* key, const char* value) {
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if (config.empty()) {
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load_config_values();
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}
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const auto it = std::find_if(config.begin(), config.end(), [key](const keyvalue& pair) { return pair.key == key; });
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if (it != config.end()) {
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it->value = value;
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save_config_values();
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return;
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}
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config.push_back({std::string(key), std::string(value)});
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save_config_values();
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}
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