gecko-dev/servo/components/net/content_blocker.rs

32 строки
875 B
Rust

/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
use content_blocker_parser::{RuleList, parse_list};
use servo_config::resource_files::read_resource_file;
use std::str;
use std::sync::Arc;
lazy_static! {
pub static ref BLOCKED_CONTENT_RULES: Arc<Option<RuleList>> = Arc::new(create_rule_list());
}
fn create_rule_list() -> Option<RuleList> {
let contents = match read_resource_file("blocked-content.json") {
Ok(c) => c,
Err(_) => return None,
};
let str_contents = match str::from_utf8(&contents) {
Ok(c) => c,
Err(_) => return None,
};
let list = match parse_list(&str_contents) {
Ok(l) => l,
Err(_) => return None,
};
Some(list)
}