100 lines
3.1 KiB
JavaScript
100 lines
3.1 KiB
JavaScript
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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'use strict';
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const {classes: Cc, interfaces: Ci, utils: Cu, results: Cr} = Components;
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Cu.import("resource://gre/modules/Services.jsm");
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const bundle = Services.strings.createBundle(
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"chrome://global/locale/aboutServiceWorkers.properties");
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function init() {
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let enabled = Services.prefs.getBoolPref("dom.serviceWorkers.enabled");
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if (!enabled) {
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let div = document.getElementById("warning_not_enabled");
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div.classList.add("active");
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return;
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}
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let swm = Cc["@mozilla.org/serviceworkers/manager;1"]
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.getService(Ci.nsIServiceWorkerManager);
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if (!swm) {
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dump("AboutServiceWorkers: Failed to get the ServiceWorkerManager service!\n");
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return;
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}
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let data = swm.getAllRegistrations();
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if (!data) {
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dump("AboutServiceWorkers: Failed to retrieve the registrations.\n");
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return;
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}
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let length = data.length;
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if (!length) {
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let div = document.getElementById("warning_no_serviceworkers");
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div.classList.add("active");
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return;
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}
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for (let i = 0; i < length; ++i) {
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let info = data.queryElementAt(i, Ci.nsIServiceWorkerInfo);
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if (!info) {
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dump("AboutServiceWorkers: Invalid nsIServiceWorkerInfo interface.\n");
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continue;
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}
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display(info);
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}
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}
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function display(info) {
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let parent = document.getElementById("serviceworkers");
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let div = document.createElement('div');
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parent.appendChild(div);
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let title = document.createElement('h2');
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let titleStr = bundle.formatStringFromName('title', [info.principal.origin], 1);
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title.appendChild(document.createTextNode(titleStr));
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div.appendChild(title);
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if (info.principal.appId) {
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let b2gtitle = document.createElement('h3');
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let trueFalse = bundle.GetStringFromName(info.principal.isInBrowserElement ? 'true' : 'false');
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let b2gtitleStr = bundle.formatStringFromName('b2gtitle', [info.principal.appId, trueFalse], 2);
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b2gtitle.appendChild(document.createTextNode(b2gtitleStr));
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div.appendChild(b2gtitle);
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}
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let list = document.createElement('ul');
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div.appendChild(list);
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function createItem(title, value) {
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let item = document.createElement('li');
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list.appendChild(item);
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let bold = document.createElement('strong');
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bold.appendChild(document.createTextNode(title + " "));
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item.appendChild(bold);
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item.appendChild(document.createTextNode(value));
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}
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createItem(bundle.GetStringFromName('scope'), info.scope);
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createItem(bundle.GetStringFromName('scriptSpec'), info.scriptSpec);
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createItem(bundle.GetStringFromName('currentWorkerURL'), info.currentWorkerURL);
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createItem(bundle.GetStringFromName('activeCacheName'), info.activeCacheName);
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createItem(bundle.GetStringFromName('waitingCacheName'), info.waitingCacheName);
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let sep = document.createElement('hr');
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div.appendChild(sep);
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}
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window.addEventListener("DOMContentLoaded", function load() {
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window.removeEventListener("DOMContentLoaded", load);
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init();
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});
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