hyprutils/src/path/Path.cpp

82 lines
2.8 KiB
C++

#include <hyprutils/path/Path.hpp>
#include <hyprutils/string/VarList.hpp>
#include <filesystem>
using namespace Hyprutils;
namespace Hyprutils::Path {
std::string fullConfigPath(std::string basePath, std::string programName) {
return basePath + "/hypr/" + programName + ".conf";
}
bool checkConfigExists(std::string basePath, std::string programName) {
return std::filesystem::exists(fullConfigPath(basePath, programName));
}
std::optional<std::string> getHome() {
static const auto homeDir = getenv("HOME");
if (!homeDir || !std::filesystem::path(homeDir).is_absolute())
return std::nullopt;
return std::string(homeDir).append("/.config");
}
std::optional<String::CVarList> getXdgConfigDirs() {
static const auto xdgConfigDirs = getenv("XDG_CONFIG_DIRS");
if (!xdgConfigDirs)
return std::nullopt;
static const auto xdgConfigDirsList = String::CVarList(xdgConfigDirs, 0, ':');
return xdgConfigDirsList;
}
std::optional<std::string> getXdgConfigHome() {
static const auto xdgConfigHome = getenv("XDG_CONFIG_HOME");
if (!xdgConfigHome || !std::filesystem::path(xdgConfigHome).is_absolute())
return std::nullopt;
return xdgConfigHome;
}
using T = std::optional<std::string>;
std::pair<T, T> findConfig(std::string programName) {
bool xdgConfigHomeExists = false;
static const auto xdgConfigHome = getXdgConfigHome();
if (xdgConfigHome.has_value()) {
xdgConfigHomeExists = true;
if (checkConfigExists(xdgConfigHome.value(), programName))
return std::make_pair(fullConfigPath(xdgConfigHome.value(), programName), xdgConfigHome);
}
bool homeExists = false;
static const auto home = getHome();
if (home.has_value()) {
homeExists = true;
if (checkConfigExists(home.value(), programName))
return std::make_pair(fullConfigPath(home.value(), programName), home);
}
static const auto xdgConfigDirs = getXdgConfigDirs();
if (xdgConfigDirs.has_value()) {
for (auto dir : xdgConfigDirs.value()) {
if (checkConfigExists(dir, programName))
return std::make_pair(fullConfigPath(dir, programName), std::nullopt);
}
}
if (checkConfigExists("/etc/xdg", programName))
return std::make_pair(fullConfigPath("/etc/xdg", programName), std::nullopt);
if (xdgConfigHomeExists)
return std::make_pair(std::nullopt, xdgConfigHome);
else if (homeExists)
return std::make_pair(std::nullopt, home);
return std::make_pair(std::nullopt, std::nullopt);
}
}