ZacharyZhang-NYandClaude Opus 5.5
53ce8eec0b
desk::open_in takes the data folder, so gpui tests start ElyMark in a temp folder: open, outline, jump, recent list, tabs, folder listing. The web page strings, left from C14.5, go. Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>
115 lines
3.6 KiB
Rust
115 lines
3.6 KiB
Rust
//! Files the system hands the app: arguments, Finder.
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use std::path::PathBuf;
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use futures::{StreamExt, channel::mpsc};
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use gpui::{App, Application, Global};
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struct Asked(Option<mpsc::UnboundedReceiver<PathBuf>>);
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impl Global for Asked {}
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/// Queues launch arguments and every later open request.
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pub(crate) fn listen(application: &Application) -> mpsc::UnboundedReceiver<PathBuf> {
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let (sender, asked) = mpsc::unbounded();
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// Relative to where the app was started.
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for path in std::env::args_os().skip(1) {
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match std::path::absolute(&path) {
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Ok(path) => {
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sender.unbounded_send(path).ok();
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}
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Err(error) => log::error!("run: a launch argument has no place: {error}"),
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}
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}
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application.on_open_urls(move |urls| {
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for url in urls {
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match file_path(&url) {
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Some(path) => {
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log::info!("run: the system asks to open a file");
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sender.unbounded_send(path).ok();
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}
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None => log::warn!("run: not a file URL, ignored"),
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}
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}
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});
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asked
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}
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pub(crate) fn keep(asked: mpsc::UnboundedReceiver<PathBuf>, cx: &mut App) {
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cx.set_global(Asked(Some(asked)));
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}
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/// No files asked at launch, for tests.
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#[cfg(any(test, feature = "test-support"))]
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pub fn install_no_launch_files(cx: &mut App) {
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keep(mpsc::unbounded().1, cx);
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}
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/// Files asked before the app started: arguments and Finder's.
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pub fn launch_files(cx: &mut App) -> Vec<PathBuf> {
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let asked = cx.global_mut::<Asked>().0.as_mut();
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let asked = asked.expect("launch_files comes before on_open");
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std::iter::from_fn(|| asked.try_recv().ok()).collect()
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}
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/// Hands each file asked from now on to `open`.
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pub fn on_open(cx: &mut App, mut open: impl FnMut(PathBuf, &mut App) + 'static) {
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let mut asked = cx
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.global_mut::<Asked>()
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.0
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.take()
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.expect("on_open runs once per app");
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cx.spawn(async move |cx| {
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while let Some(path) = asked.next().await {
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cx.update(|cx| open(path, cx));
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}
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})
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.detach();
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}
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/// A `file://` URL's path, percent escapes decoded.
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fn file_path(url: &str) -> Option<PathBuf> {
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let rest = url.strip_prefix("file://")?;
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let rest = rest.strip_prefix("localhost").unwrap_or(rest);
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if !rest.starts_with('/') {
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return None;
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}
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let mut bytes = Vec::with_capacity(rest.len());
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let mut raw = rest.bytes();
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while let Some(byte) = raw.next() {
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if byte != b'%' {
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bytes.push(byte);
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continue;
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}
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let hex = [raw.next()?, raw.next()?];
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bytes.push(u8::from_str_radix(std::str::from_utf8(&hex).ok()?, 16).ok()?);
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}
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#[cfg(unix)]
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{
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use std::os::unix::ffi::OsStringExt;
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Some(PathBuf::from(std::ffi::OsString::from_vec(bytes)))
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}
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#[cfg(not(unix))]
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{
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// `file:///C:/a` holds `/C:/a`.
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let text = String::from_utf8(bytes).ok()?;
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Some(PathBuf::from(text.strip_prefix('/').unwrap_or(&text)))
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}
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}
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#[cfg(all(test, unix))]
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mod tests {
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use super::file_path;
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use std::path::PathBuf;
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#[test]
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fn file_urls_decode_and_others_do_not() {
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assert_eq!(file_path("file:///Users/a/b%20c%23.md"), Some(PathBuf::from("/Users/a/b c#.md")));
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assert_eq!(file_path("file://localhost/tmp/x"), Some(PathBuf::from("/tmp/x")));
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assert_eq!(file_path("file:///a/%E4%BD%A0.md"), Some(PathBuf::from("/a/你.md")));
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assert_eq!(file_path("https://example.com/a"), None);
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assert_eq!(file_path("file:///a/%zz"), None);
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assert_eq!(file_path("file:///a/%4"), None);
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}
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}
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