зеркало из https://github.com/mozilla/gecko-dev.git
67 строки
2.4 KiB
JavaScript
67 строки
2.4 KiB
JavaScript
/* 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/. */
|
|
|
|
/* eslint-env mozilla/chrome-worker */
|
|
|
|
"use strict";
|
|
|
|
importScripts("resource://gre/modules/osfile.jsm");
|
|
|
|
const FILE_ENTRY = "201: ";
|
|
|
|
onmessage = async function(msg) {
|
|
try {
|
|
let extractedPaths = [];
|
|
let jarPath = "jar:file://" + msg.data.zipPath + "!/";
|
|
let jarResponse = await fetch(jarPath);
|
|
let dirListing = await jarResponse.text();
|
|
let lines = dirListing.split("\n");
|
|
let reader = new FileReader();
|
|
for (let line of lines) {
|
|
if (!line.startsWith(FILE_ENTRY)) {
|
|
// Not a file entry, skip.
|
|
continue;
|
|
}
|
|
let lineSplits = line.split(" ");
|
|
let fileName = lineSplits[1];
|
|
// We don't need these types of files.
|
|
if (fileName == "verified_contents.json" ||
|
|
fileName == "icon-128x128.png") {
|
|
continue;
|
|
}
|
|
let filePath = jarPath + fileName;
|
|
let filePathResponse = await fetch(filePath);
|
|
let fileContents = await filePathResponse.blob();
|
|
let fileData = await new Promise(resolve => {
|
|
reader.onloadend = function() { resolve(reader.result) };
|
|
reader.readAsArrayBuffer(fileContents);
|
|
});
|
|
let profileDirPath = OS.Constants.Path.profileDir;
|
|
let installToDirPath = OS.Path.join(profileDirPath,
|
|
msg.data.relativeInstallPath);
|
|
await OS.File.makeDir(installToDirPath, {ignoreExisting: true,
|
|
unixMode: 0o755,
|
|
from: profileDirPath});
|
|
// Do not extract into directories. Extract all files to the same
|
|
// directory.
|
|
let destPath = OS.Path.join(installToDirPath, fileName);
|
|
await OS.File.writeAtomic(destPath, new Uint8Array(fileData),
|
|
{tmpPath: destPath + ".tmp"});
|
|
// Ensure files are writable and executable. Otherwise, we may be
|
|
// unable to execute or uninstall them.
|
|
await OS.File.setPermissions(destPath, {unixMode: 0o700});
|
|
extractedPaths.push(destPath);
|
|
}
|
|
postMessage({
|
|
"result": "success",
|
|
extractedPaths
|
|
});
|
|
} catch (e) {
|
|
postMessage({
|
|
"result": "fail",
|
|
"exception": e.message
|
|
});
|
|
}
|
|
}
|