mirror of
https://github.com/moku-project/Moku.git
synced 2026-06-13 01:09:56 -05:00
Youwes09
555 lines
18 KiB
Rust
555 lines
18 KiB
Rust
use std::path::PathBuf;
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use std::sync::Mutex;
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use std::io::Write;
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use sysinfo::Disks;
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use serde::Serialize;
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use tauri::{Manager, WindowEvent};
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#[cfg(target_os = "windows")]
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use tauri::Emitter;
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use tauri_plugin_shell::{ShellExt, process::CommandChild};
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use walkdir::WalkDir;
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struct ServerState(Mutex<Option<CommandChild>>);
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#[derive(Serialize)]
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pub struct StorageInfo {
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manga_bytes: u64,
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total_bytes: u64,
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free_bytes: u64,
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path: String,
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}
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#[derive(Serialize, Debug)]
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#[serde(tag = "kind", content = "message")]
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pub enum SpawnError {
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NotConfigured(String),
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SpawnFailed(String),
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}
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// ── Update types ──────────────────────────────────────────────────────────────
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/// A single GitHub release returned to the frontend.
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#[derive(Serialize, Clone)]
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pub struct ReleaseInfo {
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pub tag_name: String,
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pub name: String,
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pub body: String,
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pub published_at: String,
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pub html_url: String,
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}
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/// Progress event emitted during download — matches what the frontend listens for.
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#[derive(Clone, serde::Serialize)]
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#[cfg_attr(not(target_os = "windows"), allow(dead_code))]
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struct UpdateProgress {
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downloaded: u64,
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total: Option<u64>,
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}
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/// Strip the \\?\ extended-length path prefix that Windows adds to long paths.
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/// Java and many other tools do not accept this prefix and will fail silently.
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fn strip_unc(path: PathBuf) -> PathBuf {
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let s = path.to_string_lossy();
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if let Some(stripped) = s.strip_prefix(r"\\?\") {
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PathBuf::from(stripped)
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} else {
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path
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}
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}
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fn resolve_downloads_path(downloads_path: &str) -> PathBuf {
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if !downloads_path.trim().is_empty() {
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return PathBuf::from(downloads_path);
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}
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let base = std::env::var("XDG_DATA_HOME")
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.map(PathBuf::from)
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.unwrap_or_else(|_| dirs::data_dir().unwrap_or_else(|| PathBuf::from("/")));
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base.join("Tachidesk/downloads")
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}
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#[tauri::command]
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fn get_storage_info(downloads_path: String) -> Result<StorageInfo, String> {
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let path = resolve_downloads_path(&downloads_path);
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let manga_bytes = if path.exists() {
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WalkDir::new(&path)
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.into_iter()
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.filter_map(|e| e.ok())
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.filter_map(|e| e.metadata().ok())
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.filter(|m| m.is_file())
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.map(|m| m.len())
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.sum()
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} else {
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0
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};
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let stat_path = if path.exists() {
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path.clone()
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} else {
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dirs::home_dir().unwrap_or_else(|| PathBuf::from("/"))
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};
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let disks = Disks::new_with_refreshed_list();
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let disk = disks
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.iter()
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.filter(|d| stat_path.starts_with(d.mount_point()))
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.max_by_key(|d| d.mount_point().as_os_str().len())
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.ok_or_else(|| "Could not find disk for path".to_string())?;
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Ok(StorageInfo {
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manga_bytes,
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total_bytes: disk.total_space(),
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free_bytes: disk.available_space(),
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path: path.to_string_lossy().into_owned(),
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})
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}
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/// Returns the OS/monitor DPI scale factor for the window's current monitor.
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/// This is the real hardware scale — 1.0 on standard displays, 2.0 on HiDPI/4K,
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/// 1.25–1.5 on Windows displays with OS-level scaling applied.
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/// The frontend multiplies this by the user's uiZoom preference to get the
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/// final effective zoom applied to document.documentElement.
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#[tauri::command]
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fn get_platform_ui_scale(window: tauri::Window) -> f64 {
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window.scale_factor().unwrap_or(1.0)
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}
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fn kill_tachidesk(app: &tauri::AppHandle) {
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let state = app.state::<ServerState>();
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if let Some(child) = state.0.lock().unwrap().take() {
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let _ = child.kill();
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}
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#[cfg(target_os = "windows")]
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{
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use std::os::windows::process::CommandExt;
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const CREATE_NO_WINDOW: u32 = 0x08000000;
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let _ = std::process::Command::new("taskkill")
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.args(["/F", "/FI", "IMAGENAME eq java.exe"])
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.creation_flags(CREATE_NO_WINDOW)
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.status();
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// Poll until no java.exe remains (up to ~3 s) so the installer can
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// overwrite the JRE DLLs without hitting a sharing-violation error.
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for _ in 0..30 {
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let still_running = std::process::Command::new("tasklist")
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.args(["/FI", "IMAGENAME eq java.exe", "/NH"])
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.creation_flags(CREATE_NO_WINDOW)
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.output()
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.map(|o| String::from_utf8_lossy(&o.stdout).contains("java.exe"))
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.unwrap_or(false);
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if !still_running {
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break;
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}
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std::thread::sleep(std::time::Duration::from_millis(100));
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}
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}
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#[cfg(not(target_os = "windows"))]
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let _ = std::process::Command::new("pkill")
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.args(["-f", "tachidesk"])
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.status();
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}
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const DEFAULT_SERVER_CONF: &str = r#"server.ip = "127.0.0.1"
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server.port = 4567
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server.webUIEnabled = false
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server.initialOpenInBrowserEnabled = false
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server.systemTrayEnabled = false
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server.webUIInterface = "browser"
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server.webUIFlavor = "WebUI"
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server.webUIChannel = "stable"
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server.electronPath = ""
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server.debugLogsEnabled = false
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server.downloadAsCbz = true
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server.autoDownloadNewChapters = false
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server.globalUpdateInterval = 12
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server.maxSourcesInParallel = 6
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server.extensionRepos = []
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"#;
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fn seed_server_conf(data_dir: &PathBuf) {
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let conf_path = data_dir.join("server.conf");
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if !conf_path.exists() {
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if let Err(e) = std::fs::create_dir_all(data_dir) {
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eprintln!("Could not create Suwayomi data dir: {e}");
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return;
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}
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if let Err(e) = std::fs::write(&conf_path, DEFAULT_SERVER_CONF) {
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eprintln!("Could not write server.conf: {e}");
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}
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return;
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}
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let Ok(contents) = std::fs::read_to_string(&conf_path) else { return };
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let patched = patch_conf_key(
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patch_conf_key(
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patch_conf_key(contents, "server.webUIEnabled", "false"),
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"server.initialOpenInBrowserEnabled", "false",
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),
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"server.systemTrayEnabled", "false",
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);
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let _ = std::fs::write(&conf_path, patched);
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}
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fn patch_conf_key(text: String, key: &str, value: &str) -> String {
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let replacement = format!("{key} = {value}");
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let lines: Vec<&str> = text.lines().collect();
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if let Some(pos) = lines.iter().position(|l| l.trim_start().starts_with(key)) {
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let mut out = lines
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.iter()
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.enumerate()
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.map(|(i, l)| if i == pos { replacement.as_str() } else { l })
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.collect::<Vec<_>>()
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.join("\n");
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out.push('\n');
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return out;
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}
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let mut out = text;
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if !out.ends_with('\n') { out.push('\n'); }
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out.push_str(&replacement);
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out.push('\n');
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out
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}
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fn suwayomi_data_dir() -> PathBuf {
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#[cfg(target_os = "windows")]
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{
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dirs::data_dir()
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.unwrap_or_else(|| PathBuf::from("C:\\ProgramData"))
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.join("moku\\tachidesk")
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}
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#[cfg(target_os = "macos")]
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{
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dirs::data_dir()
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.unwrap_or_else(|| dirs::home_dir().unwrap_or_else(|| PathBuf::from("~")))
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.join("dev.moku.app/tachidesk")
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}
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#[cfg(not(any(target_os = "windows", target_os = "macos")))]
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{
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let base = std::env::var("XDG_DATA_HOME")
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.map(PathBuf::from)
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.unwrap_or_else(|_| dirs::data_dir().unwrap_or_else(|| PathBuf::from("/tmp")));
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base.join("moku/tachidesk")
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}
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}
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struct ServerInvocation {
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bin: String,
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args: Vec<String>,
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working_dir: Option<PathBuf>,
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}
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fn do_log(log: &mut Option<std::fs::File>, msg: &str) {
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if let Some(f) = log {
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let _ = writeln!(f, "{}", msg);
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}
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}
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fn resolve_server_binary(
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binary: &str,
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app: &tauri::AppHandle,
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log: &mut Option<std::fs::File>,
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) -> Result<ServerInvocation, SpawnError> {
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do_log(log, &format!("[resolve] binary arg = {:?}", binary));
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// 1. User-specified binary path
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if !binary.trim().is_empty() {
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let path = strip_unc(PathBuf::from(binary.trim()));
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do_log(log, &format!("[resolve] user path: {:?} exists={}", path, path.exists()));
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if path.exists() {
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return Ok(ServerInvocation {
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bin: path.to_string_lossy().into_owned(),
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args: vec![],
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working_dir: path.parent().map(|p| p.to_path_buf()),
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});
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}
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return Err(SpawnError::NotConfigured(
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format!("Configured binary not found: {}", path.display()),
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));
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}
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// 2. Bundled sidecar (Windows / Linux AppImage)
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#[cfg(not(target_os = "macos"))]
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{
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let resource_dir = app.path().resource_dir().unwrap_or_default();
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let candidates = ["suwayomi-launcher", "suwayomi-launcher.sh", "tachidesk-server"];
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for name in &candidates {
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let p = resource_dir.join(name);
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do_log(log, &format!("[resolve] sidecar candidate: {:?} exists={}", p, p.exists()));
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if p.exists() {
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do_log(log, &format!("[resolve] using sidecar: {:?}", p));
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return Ok(ServerInvocation {
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bin: p.to_string_lossy().into_owned(),
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args: vec![],
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working_dir: Some(resource_dir),
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});
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}
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}
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}
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// 3. macOS app bundle — look in MacOS/ and Resources/
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#[cfg(target_os = "macos")]
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{
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let resource_dir = app.path().resource_dir().unwrap_or_default();
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let macos_dir = resource_dir.parent()
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.map(|p| p.join("MacOS"))
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.unwrap_or_default();
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let candidates = ["suwayomi-launcher", "suwayomi-launcher.sh", "tachidesk-server"];
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// Search MacOS/ first (correct location), then Resources/ as fallback
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// for flat dev layouts where the script sits next to resources.
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for search_dir in &[&macos_dir, &resource_dir] {
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for name in &candidates {
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let p = search_dir.join(name);
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do_log(log, &format!("[resolve] macOS candidate: {:?} exists={}", p, p.exists()));
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if p.exists() {
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do_log(log, &format!("[resolve] using macOS sidecar: {:?}", p));
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return Ok(ServerInvocation {
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bin: p.to_string_lossy().into_owned(),
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args: vec![],
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working_dir: None,
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});
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}
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}
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}
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}
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do_log(log, "[resolve] trying PATH fallback");
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for name in &["suwayomi-server", "tachidesk-server"] {
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let found = std::process::Command::new("which")
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.arg(name)
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.output()
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.map(|o| o.status.success())
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.unwrap_or(false);
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do_log(log, &format!("[resolve] PATH check {:?}: found={}", name, found));
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if found {
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do_log(log, &format!("[resolve] using PATH binary: {}", name));
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return Ok(ServerInvocation {
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bin: name.to_string(),
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args: vec![],
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working_dir: None,
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});
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}
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}
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do_log(log, "[resolve] FAILED — no binary found anywhere");
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Err(SpawnError::NotConfigured(
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"Server binary not found. Install Suwayomi-Server or set the path in Settings.".to_string(),
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))
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}
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#[tauri::command]
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fn spawn_server(binary: String, app: tauri::AppHandle) -> Result<(), SpawnError> {
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{
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let state = app.state::<ServerState>();
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if state.0.lock().unwrap().is_some() {
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return Ok(());
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}
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}
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let data_dir = suwayomi_data_dir();
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let log_path = data_dir.join("moku-spawn.log");
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let _ = std::fs::create_dir_all(&data_dir);
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let mut log = std::fs::OpenOptions::new()
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.create(true)
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.append(true)
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.open(&log_path)
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.ok();
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do_log(&mut log, "");
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do_log(&mut log, "========================================");
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do_log(&mut log, &format!("[spawn_server] called at {:?}", std::time::SystemTime::now()));
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do_log(&mut log, &format!("[spawn_server] binary arg = {:?}", binary));
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do_log(&mut log, &format!("[spawn_server] data_dir = {:?}", data_dir));
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do_log(&mut log, &format!("[spawn_server] log file = {:?}", log_path));
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do_log(&mut log, &format!("[spawn_server] APPDATA = {:?}", std::env::var("APPDATA")));
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do_log(&mut log, &format!("[spawn_server] LOCALAPPDATA = {:?}", std::env::var("LOCALAPPDATA")));
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do_log(&mut log, &format!("[spawn_server] current_dir = {:?}", std::env::current_dir()));
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seed_server_conf(&data_dir);
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do_log(&mut log, "[spawn_server] server.conf seeded");
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let mut invocation = match resolve_server_binary(&binary, &app, &mut log) {
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Ok(i) => i,
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Err(e) => {
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do_log(&mut log, &format!("[spawn_server] resolve FAILED: {:?}", e));
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return Err(e);
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}
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};
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let bin_display = invocation.bin.clone();
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let rootdir_flag = format!(
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"-Dsuwayomi.tachidesk.config.server.rootDir={}",
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data_dir.to_string_lossy()
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);
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invocation.args.insert(0, rootdir_flag);
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let working_dir = invocation.working_dir
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.unwrap_or_else(|| std::env::current_dir().unwrap_or_default());
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do_log(&mut log, &format!("[spawn_server] bin = {:?}", bin_display));
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do_log(&mut log, &format!("[spawn_server] args = {:?}", invocation.args));
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do_log(&mut log, &format!("[spawn_server] working_dir = {:?}", working_dir));
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let cmd = app.shell()
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.command(&invocation.bin)
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.env("JAVA_TOOL_OPTIONS", "-Djava.awt.headless=true")
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.args(&invocation.args)
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.current_dir(&working_dir);
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do_log(&mut log, "[spawn_server] calling cmd.spawn()...");
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match cmd.spawn() {
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Ok((_rx, child)) => {
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do_log(&mut log, &format!("[spawn_server] SUCCESS — spawned: {}", bin_display));
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*app.state::<ServerState>().0.lock().unwrap() = Some(child);
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Ok(())
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}
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Err(e) => {
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do_log(&mut log, &format!("[spawn_server] SPAWN FAILED: {}", e));
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do_log(&mut log, &format!("[spawn_server] error kind: {:?}", e));
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Err(SpawnError::SpawnFailed(e.to_string()))
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}
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}
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}
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#[tauri::command]
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fn kill_server(app: tauri::AppHandle) -> Result<(), String> {
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kill_tachidesk(&app);
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Ok(())
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}
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|
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// ── Update commands ───────────────────────────────────────────────────────────
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|
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/// Fetch the list of all GitHub releases so the frontend can show a version picker.
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/// Uses tauri-plugin-http so it goes through Tauri's permission system.
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#[tauri::command]
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async fn list_releases() -> Result<Vec<ReleaseInfo>, String> {
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use tauri_plugin_http::reqwest;
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let client = reqwest::Client::builder()
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.user_agent("Moku")
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.build()
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.map_err(|e| e.to_string())?;
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let resp = client
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.get("https://api.github.com/repos/Youwes09/Moku/releases?per_page=30")
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.send()
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.await
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.map_err(|e| e.to_string())?;
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if !resp.status().is_success() {
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return Err(format!("GitHub API returned {}", resp.status()));
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}
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#[derive(serde::Deserialize)]
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struct GhRelease {
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tag_name: String,
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name: Option<String>,
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body: Option<String>,
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published_at: Option<String>,
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html_url: String,
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}
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let body = resp.text().await.map_err(|e| e.to_string())?;
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let releases: Vec<GhRelease> = serde_json::from_str(&body).map_err(|e| e.to_string())?;
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Ok(releases
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.into_iter()
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.map(|r| ReleaseInfo {
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tag_name: r.tag_name.clone(),
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name: r.name.unwrap_or_else(|| r.tag_name.clone()),
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body: r.body.unwrap_or_default(),
|
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published_at: r.published_at.unwrap_or_default(),
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html_url: r.html_url,
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})
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.collect())
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}
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||
|
||
/// Download and install the latest update using tauri-plugin-updater.
|
||
/// Emits `update-progress` events with `{ downloaded, total }` while downloading.
|
||
/// On Windows the installer runs in passive (silent) mode; the frontend prompts restart.
|
||
/// On other platforms this command is a no-op — the frontend opens the GitHub page instead.
|
||
#[tauri::command]
|
||
#[allow(unused_variables)]
|
||
async fn download_and_install_update(app: tauri::AppHandle) -> Result<(), String> {
|
||
#[cfg(not(target_os = "windows"))]
|
||
return Err("Native install is Windows-only; open the GitHub release page instead.".into());
|
||
|
||
#[cfg(target_os = "windows")]
|
||
{
|
||
use tauri_plugin_updater::UpdaterExt;
|
||
|
||
let updater = app.updater().map_err(|e| e.to_string())?;
|
||
let update = updater.check().await.map_err(|e| e.to_string())?;
|
||
|
||
let Some(update) = update else {
|
||
return Err("No update available from the updater endpoint.".into());
|
||
};
|
||
|
||
let app_clone = app.clone();
|
||
update
|
||
.download_and_install(
|
||
move |downloaded, total| {
|
||
let _ = app_clone.emit("update-progress", UpdateProgress { downloaded: downloaded as u64, total });
|
||
},
|
||
|| {},
|
||
)
|
||
.await
|
||
.map_err(|e| e.to_string())?;
|
||
|
||
Ok(())
|
||
}
|
||
}
|
||
|
||
/// Restart the app after a successful update install.
|
||
#[tauri::command]
|
||
fn restart_app(app: tauri::AppHandle) {
|
||
tauri::process::restart(&app.env());
|
||
}
|
||
|
||
// ── App entry point ───────────────────────────────────────────────────────────
|
||
|
||
#[cfg_attr(mobile, tauri::mobile_entry_point)]
|
||
pub fn run() {
|
||
tauri::Builder::default()
|
||
.plugin(tauri_plugin_drpc::init())
|
||
.plugin(tauri_plugin_os::init())
|
||
.plugin(tauri_plugin_shell::init())
|
||
.plugin(tauri_plugin_http::init())
|
||
.plugin(tauri_plugin_process::init())
|
||
.plugin(tauri_plugin_updater::Builder::new().build())
|
||
.manage(ServerState(Mutex::new(None)))
|
||
.invoke_handler(tauri::generate_handler![
|
||
get_storage_info,
|
||
spawn_server,
|
||
kill_server,
|
||
get_platform_ui_scale,
|
||
list_releases,
|
||
download_and_install_update,
|
||
restart_app,
|
||
])
|
||
.setup(|_app| Ok(()))
|
||
.on_window_event(|window, event| {
|
||
if let WindowEvent::Destroyed = event {
|
||
kill_tachidesk(window.app_handle());
|
||
}
|
||
})
|
||
.run(tauri::generate_context!())
|
||
.expect("error while running moku");
|
||
}
|