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128 lines
3.4 KiB
C++
128 lines
3.4 KiB
C++
#include <fstream>
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#include <sstream>
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#include <iostream>
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#include <string.h>
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#include <thread>
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#include <unordered_map>
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#include <string>
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#include <spdlog/spdlog.h>
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#include "config.h"
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#include "file_utils.h"
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#include "string_utils.h"
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#include "hud_elements.h"
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static void parseConfigLine(std::string line, std::unordered_map<std::string, std::string>& options) {
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std::string param, value;
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if (line.find("#") != std::string::npos)
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line = line.erase(line.find("#"), std::string::npos);
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size_t equal = line.find("=");
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if (equal == std::string::npos)
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value = "1";
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else
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value = line.substr(equal+1);
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param = line.substr(0, equal);
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trim(param);
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trim(value);
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if (!param.empty()){
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HUDElements.options.push_back({param, value});
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options[param] = value;
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}
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}
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static std::string get_program_dir() {
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const std::string exe_path = get_exe_path();
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if (exe_path.empty()) {
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return std::string();
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}
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const auto n = exe_path.find_last_of('/');
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if (n != std::string::npos) {
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return exe_path.substr(0, n);
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}
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return std::string();
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}
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std::string get_program_name() {
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const std::string exe_path = get_exe_path();
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std::string basename = "unknown";
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if (exe_path.empty()) {
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return basename;
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}
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const auto n = exe_path.find_last_of('/');
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if (n == std::string::npos) {
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return basename;
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}
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if (n < exe_path.size() - 1) {
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// An executable's name.
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basename = exe_path.substr(n + 1);
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}
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return basename;
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}
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static void enumerate_config_files(std::vector<std::string>& paths) {
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static const char *mangohud_dir = "/MangoHud/";
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const std::string data_dir = get_data_dir();
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const std::string config_dir = get_config_dir();
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const std::string program_name = get_program_name();
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if (config_dir.empty()) {
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// If we can't find 'HOME' just abandon hope.
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return;
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}
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paths.push_back(config_dir + mangohud_dir + "MangoHud.conf");
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#ifdef _WIN32
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paths.push_back("C:\\mangohud\\MangoHud.conf");
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#endif
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if (!program_name.empty()) {
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paths.push_back(config_dir + mangohud_dir + program_name + ".conf");
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}
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const std::string program_dir = get_program_dir();
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if (!program_dir.empty()) {
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paths.push_back(program_dir + "/MangoHud.conf");
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}
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const std::string wine_program_name = get_wine_exe_name();
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if (!wine_program_name.empty()) {
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paths.push_back(config_dir + mangohud_dir + "wine-" + wine_program_name + ".conf");
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}
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}
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void parseConfigFile(overlay_params& params) {
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HUDElements.options.clear();
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params.options.clear();
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std::vector<std::string> paths;
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const char *cfg_file = getenv("MANGOHUD_CONFIGFILE");
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if (cfg_file)
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paths.push_back(cfg_file);
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else
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enumerate_config_files(paths);
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std::string line;
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for (auto p = paths.rbegin(); p != paths.rend(); p++) {
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std::ifstream stream(*p);
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if (!stream.good()) {
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// printing just so user has an idea of possible configs
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spdlog::info("skipping config: '{}' [ not found ]", *p);
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continue;
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}
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stream.imbue(std::locale::classic());
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spdlog::info("parsing config: '{}'", *p);
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while (std::getline(stream, line))
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{
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parseConfigLine(line, params.options);
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}
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params.config_file_path = *p;
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return;
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}
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}
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