72 lines
1.8 KiB
Rust
72 lines
1.8 KiB
Rust
use log::error;
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use once_cell::sync::Lazy;
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use std::{
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fs::{self, create_dir},
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path::PathBuf,
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};
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const FALLBACK_CONFIG_PATH: &str = "/tmp/wlxoverlay";
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pub static CONFIG_ROOT_PATH: Lazy<PathBuf> = Lazy::new(|| {
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if let Ok(xdg_dirs) = xdg::BaseDirectories::new() {
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let mut dir = xdg_dirs.get_config_home();
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dir.push("wlxoverlay");
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return dir;
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}
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//Return fallback config path
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error!(
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"Err: Failed to find config path, using {}",
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FALLBACK_CONFIG_PATH
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);
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PathBuf::from(FALLBACK_CONFIG_PATH)
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});
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pub fn get_conf_d_path() -> PathBuf {
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let mut config_root = CONFIG_ROOT_PATH.clone();
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config_root.push("conf.d");
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config_root
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}
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// Make sure config directory is present and return root config path
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pub fn ensure_config_root() -> PathBuf {
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let path = CONFIG_ROOT_PATH.clone();
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let _ = create_dir(&path);
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let path_conf_d = get_conf_d_path();
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let _ = create_dir(path_conf_d);
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path
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}
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fn get_config_file_path(filename: &str) -> PathBuf {
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let mut config_root = CONFIG_ROOT_PATH.clone();
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config_root.push(filename);
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config_root
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}
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pub fn load(filename: &str) -> Option<String> {
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let path = get_config_file_path(filename);
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log::info!("Loading config {}", path.to_string_lossy());
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if let Ok(data) = fs::read_to_string(path) {
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Some(data)
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} else {
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None
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}
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}
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#[macro_export]
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macro_rules! load_with_fallback {
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($filename: expr, $fallback: expr) => {
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if let Some(data) = config_io::load($filename) {
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data
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} else {
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log::info!(
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"Config {}/{} does not exist, using internal fallback",
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config_io::CONFIG_ROOT_PATH.to_string_lossy(),
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$filename
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);
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include_str!($fallback).to_string()
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}
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};
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}
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