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/* 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 dom::bindings::inheritance::Castable;
use dom::globalscope::GlobalScope;
use dom::htmlheadelement::HTMLHeadElement;
use dom::node::Node;
use js::jsval::UndefinedValue;
use servo_config::opts;
use servo_config::resource_files::resources_dir_path;
use std::fs::{File, read_dir};
use std::io::Read;
use std::path::PathBuf;
pub fn load_script(head: &HTMLHeadElement) {
if let Some(ref path_str) = opts::get().userscripts {
let node = head.upcast::<Node>();
let doc = node.owner_doc();
let win = doc.window();
let cx = win.get_cx();
rooted!(in(cx) let mut rval = UndefinedValue());
let path = if &**path_str == "" {
if let Ok(mut p) = resources_dir_path() {
p.push("user-agent-js");
p
} else {
return
}
} else {
PathBuf::from(path_str)
};
let mut files = read_dir(&path).expect("Bad path passed to --userscripts")
.filter_map(|e| e.ok())
.map(|e| e.path()).collect::<Vec<_>>();
files.sort();
for file in files {
let mut f = File::open(&file).unwrap();
let mut contents = vec![];
f.read_to_end(&mut contents).unwrap();
let script_text = String::from_utf8_lossy(&contents);
win.upcast::<GlobalScope>().evaluate_js_on_global_with_result(&script_text, rval.handle_mut());
}
}
}
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