78 lines
2.7 KiB
Rust
78 lines
2.7 KiB
Rust
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//! Official single-instance transport, scoped to an explicitly selected profile.
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use sha2::{Digest, Sha256};
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use std::{ffi::OsString, io, path::PathBuf};
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use tauri::{Emitter, Manager};
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pub fn profile_identifier(base: &str, profile: Option<OsString>) -> io::Result<String> {
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let Some(profile) = profile else {
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return Ok(base.to_owned());
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};
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let path = crate::data_directory::resolve(PathBuf::new(), Some(profile))?;
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// Resolve the existing ancestor without creating a first-use profile.
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let canonical = crate::data_directory::canonical_exclusion(&path)?;
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let mut digest = Sha256::new();
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#[cfg(windows)]
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{
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use std::os::windows::ffi::OsStrExt;
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for unit in canonical.as_os_str().encode_wide() {
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digest.update(unit.to_le_bytes());
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}
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}
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#[cfg(not(windows))]
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{
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use std::os::unix::ffi::OsStrExt;
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digest.update(canonical.as_os_str().as_bytes());
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}
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Ok(format!("{base}.profile{:x}", digest.finalize()))
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}
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pub fn focus_search(app: &tauri::AppHandle) {
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if let Some(window) = app.get_webview_window("main") {
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let result = window
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.show()
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.and_then(|_| window.unminimize())
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.and_then(|_| window.set_focus());
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if let Err(error) = result {
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eprintln!("Could not focus searchi: {error}");
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}
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let _ = window.emit("focus-search", ());
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}
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}
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#[cfg(test)]
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mod tests {
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use super::*;
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#[test]
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fn default_identity_is_unchanged_and_invalid_profile_rejected() {
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assert_eq!(
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profile_identifier("dev.searchi.desktop", None).unwrap(),
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"dev.searchi.desktop"
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);
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assert!(profile_identifier("dev.searchi.desktop", Some("relative".into())).is_err());
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}
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#[test]
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fn canonical_profiles_are_stable_distinct_and_do_not_expose_paths() {
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let root = tempfile::tempdir().unwrap();
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let first = root.path().join("Gemäß_日本_😀");
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let second = root.path().join("other");
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let id = profile_identifier("dev.searchi.desktop", Some(first.clone().into_os_string()))
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.unwrap();
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assert!(!first.exists());
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std::fs::create_dir(&first).unwrap();
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assert_eq!(
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id,
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profile_identifier(
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"dev.searchi.desktop",
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Some(first.join(".").into_os_string())
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)
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.unwrap()
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);
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assert_ne!(
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id,
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profile_identifier("dev.searchi.desktop", Some(second.into_os_string())).unwrap()
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);
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assert!(!id.contains("Gemäß"));
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assert_eq!(id.len(), "dev.searchi.desktop.profile".len() + 64);
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assert!(!root.path().join("other").exists());
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}
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}
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