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Merge pull request #1399 from jpttrssn/use-cosmic-mime-apps

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Replace freedesktop_entry_parser with cosmic-mime-apps
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Jeremy Soller 2025-12-11 10:00:06 -07:00 • committed by GitHub
commit a760a9e8d6
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1 changed files with 45 additions and 91 deletions
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136
src/mime_app.rs
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@ -8,7 +8,6 @@ pub use mime_guess::Mime;
use rustc_hash::FxHashMap;
use std::{
cmp::Ordering,
env,
ffi::OsStr,
fs, io,
path::{Path, PathBuf},
@ -280,107 +279,62 @@ impl MimeAppCache {
}
}
let desktops: Vec<String> = env::var("XDG_CURRENT_DESKTOP")
.unwrap_or_default()
.split(':')
.map(str::to_ascii_lowercase)
.collect();
let mut list = cosmic_mime_apps::List::default();
// Load mimeapps.list files
// https://specifications.freedesktop.org/mime-apps-spec/mime-apps-spec-latest.html
//TODO: ensure correct lookup order
let mut mimeapps_paths = Vec::new();
let xdg_dirs = xdg::BaseDirectories::new();
let paths = cosmic_mime_apps::list_paths();
list.load_from_paths(&paths);
mimeapps_paths.extend(xdg_dirs.find_data_files("applications/mimeapps.list"));
for desktop in desktops.iter().rev() {
mimeapps_paths
.extend(xdg_dirs.find_data_files(format!("applications/{desktop}-mimeapps.list")));
}
mimeapps_paths.extend(xdg_dirs.find_config_files("mimeapps.list"));
for desktop in desktops.iter().rev() {
mimeapps_paths.extend(xdg_dirs.find_config_files(format!("{desktop}-mimeapps.list")));
}
//TODO: handle directory specific behavior
for path in mimeapps_paths {
let entry = match freedesktop_entry_parser::parse_entry(&path) {
Ok(ok) => ok,
Err(err) => {
log::warn!("failed to parse {}: {}", path.display(), err);
continue;
}
};
for attr in entry
.section("Added Associations")
.attrs()
.chain(entry.section("Default Applications").attrs())
{
if let Ok(mime) = attr.name.parse::<Mime>() {
if let Some(filenames) = attr.value {
for filename in filenames.split_terminator(';') {
log::trace!("add {mime}={filename}");
let apps = self
.cache
.entry(mime.clone())
.or_insert_with(|| Vec::with_capacity(1));
if !apps.iter().any(|x| filename_eq(&x.path, filename)) {
if let Some(app) =
all_apps.iter().find(|&x| filename_eq(&x.path, filename))
{
apps.push(MimeApp::from(app));
} else {
log::info!(
"failed to add association for {mime:?}: application {filename:?} not found"
);
}
}
}
for (mime, filenames) in list
.added_associations
.iter()
.chain(list.default_apps.iter())
{
for filename in filenames {
log::trace!("add {mime}={filename}");
let apps = self
.cache
.entry(mime.clone())
.or_insert_with(|| Vec::with_capacity(1));
if !apps.iter().any(|x| filename_eq(&x.path, filename)) {
if let Some(app) = all_apps.iter().find(|&x| filename_eq(&x.path, filename)) {
apps.push(MimeApp::from(app));
} else {
log::info!(
"failed to add association for {mime:?}: application {filename:?} not found"
);
}
}
}
}
for attr in entry.section("Removed Associations").attrs() {
if let Ok(mime) = attr.name.parse::<Mime>() {
if let Some(filenames) = attr.value {
for filename in filenames.split_terminator(';') {
log::trace!("remove {mime}={filename}");
if let Some(apps) = self.cache.get_mut(&mime) {
apps.retain(|x| !filename_eq(&x.path, filename));
}
}
}
for (mime, filenames) in list.removed_associations.iter() {
for filename in filenames {
log::trace!("remove {mime}={filename}");
if let Some(apps) = self.cache.get_mut(&mime) {
apps.retain(|x| !filename_eq(&x.path, filename));
}
}
}
for attr in entry.section("Default Applications").attrs() {
if let Ok(mime) = attr.name.parse::<Mime>() {
if let Some(filenames) = attr.value {
for filename in filenames.split_terminator(';') {
log::trace!("default {mime}={filename}");
if let Some(apps) = self.cache.get_mut(&mime) {
let mut found = false;
for app in apps.iter_mut() {
if filename_eq(&app.path, filename) {
app.is_default = true;
found = true;
} else {
app.is_default = false;
}
}
if found {
break;
}
log::debug!(
"failed to set default for {mime:?}: application {filename:?} not found"
);
}
for (mime, filenames) in list.default_apps.iter() {
for filename in filenames {
log::trace!("default {mime}={filename}");
if let Some(apps) = self.cache.get_mut(&mime) {
let mut found = false;
for app in apps.iter_mut() {
if filename_eq(&app.path, filename) {
app.is_default = true;
found = true;
} else {
app.is_default = false;
}
}
if found {
break;
}
log::debug!(
"failed to set default for {mime:?}: application {filename:?} not found"
);
}
}
}