mirror of
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This commit is contained in:
Greg
commit
b49441940e
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||||
checksum = "09b23093265f8d200fa7b4c2c76297f47e681c655f6f1285a8780d6a022f7431"
|
||||
dependencies = [
|
||||
"getrandom",
|
||||
"redox_syscall",
|
||||
"rust-argon2",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "rust-argon2"
|
||||
version = "0.7.0"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "2bc8af4bda8e1ff4932523b94d3dd20ee30a87232323eda55903ffd71d2fb017"
|
||||
dependencies = [
|
||||
"base64",
|
||||
"blake2b_simd",
|
||||
"constant_time_eq",
|
||||
"crossbeam-utils",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "scopeguard"
|
||||
version = "1.1.0"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "d29ab0c6d3fc0ee92fe66e2d99f700eab17a8d57d1c1d3b748380fb20baa78cd"
|
||||
|
||||
[[package]]
|
||||
name = "sha-1"
|
||||
version = "0.8.2"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "f7d94d0bede923b3cea61f3f1ff57ff8cdfd77b400fb8f9998949e0cf04163df"
|
||||
dependencies = [
|
||||
"block-buffer",
|
||||
"digest",
|
||||
"fake-simd",
|
||||
"opaque-debug",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "syn"
|
||||
version = "1.0.17"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "0df0eb663f387145cab623dea85b09c2c5b4b0aef44e945d928e682fce71bb03"
|
||||
dependencies = [
|
||||
"proc-macro2",
|
||||
"quote",
|
||||
"unicode-xid",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "typenum"
|
||||
version = "1.11.2"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "6d2783fe2d6b8c1101136184eb41be8b1ad379e4657050b8aaff0c79ee7575f9"
|
||||
|
||||
[[package]]
|
||||
name = "ucd-trie"
|
||||
version = "0.1.3"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "56dee185309b50d1f11bfedef0fe6d036842e3fb77413abef29f8f8d1c5d4c1c"
|
||||
|
||||
[[package]]
|
||||
name = "unicode-xid"
|
||||
version = "0.2.0"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "826e7639553986605ec5979c7dd957c7895e93eabed50ab2ffa7f6128a75097c"
|
||||
|
||||
[[package]]
|
||||
name = "wasi"
|
||||
version = "0.9.0+wasi-snapshot-preview1"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "cccddf32554fecc6acb585f82a32a72e28b48f8c4c1883ddfeeeaa96f7d8e519"
|
||||
|
||||
[[package]]
|
||||
name = "winapi"
|
||||
version = "0.3.8"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "8093091eeb260906a183e6ae1abdba2ef5ef2257a21801128899c3fc699229c6"
|
||||
dependencies = [
|
||||
"winapi-i686-pc-windows-gnu",
|
||||
"winapi-x86_64-pc-windows-gnu",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "winapi-i686-pc-windows-gnu"
|
||||
version = "0.4.0"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
|
||||
|
||||
[[package]]
|
||||
name = "winapi-x86_64-pc-windows-gnu"
|
||||
version = "0.4.0"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
|
||||
15
Cargo.toml
Normal file
15
Cargo.toml
Normal file
|
|
@ -0,0 +1,15 @@
|
|||
[package]
|
||||
name = "mime"
|
||||
version = "0.1.0"
|
||||
authors = ["greg <gregory.mkv@gmail.com>"]
|
||||
edition = "2018"
|
||||
|
||||
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
|
||||
|
||||
[dependencies]
|
||||
dirs = "2.0.2"
|
||||
anyhow = "1.0.28"
|
||||
pest = "2.1.3"
|
||||
pest_derive = "2.1.0"
|
||||
rayon = "1.3.0"
|
||||
dashmap = "3.10.0"
|
||||
69
src/common.rs
Normal file
69
src/common.rs
Normal file
|
|
@ -0,0 +1,69 @@
|
|||
use anyhow::Result;
|
||||
use pest::Parser;
|
||||
use std::convert::TryFrom;
|
||||
use std::path::PathBuf;
|
||||
|
||||
#[derive(Clone, Hash, PartialEq, Eq)]
|
||||
pub struct Mime(pub String);
|
||||
|
||||
impl std::fmt::Debug for Mime {
|
||||
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
|
||||
f.write_str(&self.0)
|
||||
}
|
||||
}
|
||||
|
||||
#[derive(Debug, Clone, pest_derive::Parser, Default, PartialEq, Eq)]
|
||||
#[grammar = "ini.pest"]
|
||||
pub struct DesktopEntry {
|
||||
pub(crate) name: String,
|
||||
pub(crate) exec: String,
|
||||
pub(crate) mimes: Vec<Mime>,
|
||||
}
|
||||
|
||||
impl TryFrom<PathBuf> for DesktopEntry {
|
||||
type Error = anyhow::Error;
|
||||
fn try_from(p: PathBuf) -> Result<DesktopEntry> {
|
||||
let raw = std::fs::read_to_string(p)?;
|
||||
let file = Self::parse(Rule::file, &raw)?.next().unwrap();
|
||||
|
||||
let mut entry = Self::default();
|
||||
|
||||
for line in file.into_inner() {
|
||||
match line.as_rule() {
|
||||
Rule::property => {
|
||||
let mut inner_rules = line.into_inner(); // { name ~ "=" ~ value }
|
||||
|
||||
let name = inner_rules.next().unwrap().as_str();
|
||||
match name {
|
||||
"Name" => {
|
||||
entry.name = inner_rules.next().unwrap().as_str().into();
|
||||
}
|
||||
"Exec" => {
|
||||
entry.exec = inner_rules.next().unwrap().as_str().into();
|
||||
}
|
||||
"MimeType" => {
|
||||
let mut mimes = inner_rules
|
||||
.next()
|
||||
.unwrap()
|
||||
.as_str()
|
||||
.split(";")
|
||||
.map(ToOwned::to_owned)
|
||||
.map(Mime)
|
||||
.collect::<Vec<_>>();
|
||||
mimes.pop();
|
||||
entry.mimes = mimes;
|
||||
}
|
||||
_ => {}
|
||||
}
|
||||
}
|
||||
_ => {}
|
||||
}
|
||||
}
|
||||
|
||||
if !entry.name.is_empty() && !entry.exec.is_empty() {
|
||||
Ok(entry)
|
||||
} else {
|
||||
Err(anyhow::Error::msg("Invalid desktop entry"))
|
||||
}
|
||||
}
|
||||
}
|
||||
17
src/ini.pest
Normal file
17
src/ini.pest
Normal file
|
|
@ -0,0 +1,17 @@
|
|||
section_char = { XID_CONTINUE | " " }
|
||||
name_char = {XID_CONTINUE | PUNCTUATION | "/" | "+" | "." | "-" | "%" | " " | "[" | "]" }
|
||||
value_char = { PUNCTUATION | FORMAT | NUMBER | MARK | GRAPHEME_BASE}
|
||||
|
||||
section = { "[" ~ (section_char)+ ~ "]" }
|
||||
|
||||
property = { name ~ "=" ~ value }
|
||||
name = { name_char+ }
|
||||
value = { value_char+ }
|
||||
|
||||
comment = { "#" ~ name_char* }
|
||||
|
||||
file = {
|
||||
SOI ~
|
||||
((section | property | comment)? ~ NEWLINE)* ~
|
||||
EOI
|
||||
}
|
||||
27
src/main.rs
Normal file
27
src/main.rs
Normal file
|
|
@ -0,0 +1,27 @@
|
|||
use anyhow::Result;
|
||||
|
||||
mod common;
|
||||
mod mimeapps;
|
||||
mod systemapps;
|
||||
|
||||
pub use common::{DesktopEntry, Mime};
|
||||
|
||||
fn main() -> Result<()> {
|
||||
let mut args: Vec<_> = std::env::args().collect();
|
||||
let user = mimeapps::MimeApps::read()?;
|
||||
let sys = systemapps::SystemApps::populate()?;
|
||||
|
||||
let mime = Mime(args.remove(1));
|
||||
|
||||
let user_handler = user.get_handler(&mime);
|
||||
match user_handler {
|
||||
Some(h) => {
|
||||
dbg!(&h);
|
||||
}
|
||||
None => {
|
||||
let s = sys.get_handlers(&mime);
|
||||
dbg!(&s);
|
||||
}
|
||||
};
|
||||
Ok(())
|
||||
}
|
||||
97
src/mimeapps.rs
Normal file
97
src/mimeapps.rs
Normal file
|
|
@ -0,0 +1,97 @@
|
|||
use crate::{DesktopEntry, Mime};
|
||||
use anyhow::Result;
|
||||
use pest::Parser;
|
||||
use std::collections::HashMap;
|
||||
use std::path::PathBuf;
|
||||
|
||||
#[derive(Debug, pest_derive::Parser, Default)]
|
||||
#[grammar = "ini.pest"]
|
||||
pub struct MimeApps {
|
||||
added_associations: HashMap<Mime, Vec<PathBuf>>,
|
||||
default_apps: HashMap<Mime, Vec<PathBuf>>,
|
||||
}
|
||||
|
||||
fn handler_exists(name: &str) -> Option<std::path::PathBuf> {
|
||||
let locally = {
|
||||
let mut local_dir = dirs::data_dir().unwrap();
|
||||
local_dir.push("applications");
|
||||
local_dir.push(name);
|
||||
Some(local_dir).filter(|p| p.exists())
|
||||
};
|
||||
let system = {
|
||||
let mut sys = std::path::PathBuf::from("/usr/share/applications");
|
||||
sys.push(name);
|
||||
Some(sys).filter(|p| p.exists())
|
||||
};
|
||||
locally.or(system)
|
||||
}
|
||||
|
||||
impl MimeApps {
|
||||
pub fn get_handler(&self, mime: &Mime) -> Option<DesktopEntry> {
|
||||
use std::convert::TryFrom;
|
||||
|
||||
Some(
|
||||
self.default_apps
|
||||
.get(mime)
|
||||
.or_else(|| self.added_associations.get(mime))
|
||||
.map(|hs| hs.get(0).unwrap().clone())
|
||||
.map(DesktopEntry::try_from)
|
||||
.map(Result::ok)
|
||||
.flatten()?
|
||||
.clone(),
|
||||
)
|
||||
}
|
||||
pub fn read() -> Result<Self> {
|
||||
let path = dirs::config_dir()
|
||||
.map(|mut data_dir| {
|
||||
data_dir.push("mimeapps.list");
|
||||
data_dir
|
||||
})
|
||||
.ok_or_else(|| anyhow::Error::msg("Could not determine xdg data dir"))?;
|
||||
|
||||
let raw_conf = std::fs::read_to_string(path)?;
|
||||
let file = Self::parse(Rule::file, &raw_conf)
|
||||
.expect("unsuccessful parse") // unwrap the parse result
|
||||
.next()
|
||||
.unwrap();
|
||||
|
||||
let mut current_section_name = "".to_string();
|
||||
let mut conf = Self::default();
|
||||
|
||||
file.into_inner().for_each(|line| {
|
||||
match line.as_rule() {
|
||||
Rule::section => {
|
||||
current_section_name = line.into_inner().concat();
|
||||
}
|
||||
Rule::property => {
|
||||
let mut inner_rules = line.into_inner(); // { name ~ "=" ~ value }
|
||||
|
||||
let name = inner_rules.next().unwrap().as_str();
|
||||
let mut handlers = inner_rules
|
||||
.next()
|
||||
.unwrap()
|
||||
.as_str()
|
||||
.split(";")
|
||||
.filter_map(handler_exists)
|
||||
.collect::<Vec<_>>();
|
||||
handlers.pop();
|
||||
|
||||
if !handlers.is_empty() {
|
||||
match current_section_name.as_str() {
|
||||
"Added Associations" => conf
|
||||
.added_associations
|
||||
.insert(Mime(name.to_owned()), handlers.to_owned()),
|
||||
"Default Applications" => conf
|
||||
.default_apps
|
||||
.insert(Mime(name.to_owned()), handlers.to_owned()),
|
||||
_ => None,
|
||||
};
|
||||
}
|
||||
}
|
||||
_ => {}
|
||||
}
|
||||
});
|
||||
|
||||
Ok(conf)
|
||||
}
|
||||
}
|
||||
39
src/systemapps.rs
Normal file
39
src/systemapps.rs
Normal file
|
|
@ -0,0 +1,39 @@
|
|||
use crate::{DesktopEntry, Mime};
|
||||
use anyhow::Result;
|
||||
use dashmap::DashMap;
|
||||
use std::convert::TryFrom;
|
||||
|
||||
#[derive(Debug)]
|
||||
pub struct SystemApps(pub DashMap<Mime, Vec<DesktopEntry>>);
|
||||
|
||||
impl SystemApps {
|
||||
pub fn get_handlers(&self, mime: &Mime) -> Option<Vec<DesktopEntry>> {
|
||||
Some(self.0.get(mime)?.value().clone())
|
||||
}
|
||||
pub fn populate() -> Result<Self> {
|
||||
use rayon::iter::ParallelBridge;
|
||||
use rayon::prelude::ParallelIterator;
|
||||
|
||||
let map = DashMap::<Mime, Vec<DesktopEntry>>::with_capacity(50);
|
||||
|
||||
std::fs::read_dir("/usr/share/applications")?
|
||||
.par_bridge()
|
||||
.filter_map(|path| {
|
||||
path.ok()
|
||||
.map(|p| DesktopEntry::try_from(p.path()).ok())
|
||||
.flatten()
|
||||
})
|
||||
.for_each(|entry| {
|
||||
let (name, exec, mimes) = (entry.name, entry.exec, entry.mimes);
|
||||
mimes.into_iter().for_each(|mime| {
|
||||
map.entry(mime).or_default().push(DesktopEntry {
|
||||
name: name.clone(),
|
||||
exec: exec.clone(),
|
||||
mimes: Vec::new(),
|
||||
});
|
||||
});
|
||||
});
|
||||
|
||||
Ok(Self(map))
|
||||
}
|
||||
}
|
||||
Loading…
Reference in a new issue