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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 strict;"
// Note that this module used to supervise the step-by-step migration from
// a legacy Sync account to a FxA-based Sync account. In bug 1205928, this
// changed to automatically disconnect the legacy Sync account.
const {classes: Cc, interfaces: Ci, results: Cr, utils: Cu} = Components;
Cu.import("resource://gre/modules/XPCOMUtils.jsm");
Cu.import("resource://gre/modules/Log.jsm");
Cu.import("resource://gre/modules/Services.jsm");
XPCOMUtils.defineLazyGetter(this, "WeaveService", function() {
return Cc["@mozilla.org/weave/service;1"]
.getService(Components.interfaces.nsISupports)
.wrappedJSObject;
});
XPCOMUtils.defineLazyModuleGetter(this, "Weave",
"resource://services-sync/main.js");
// We send this notification when we perform the disconnection. The browser
// window will show a one-off notification bar.
const OBSERVER_STATE_CHANGE_TOPIC = "fxa-migration:state-changed";
const OBSERVER_TOPICS = [
"xpcom-shutdown",
"weave:eol",
];
function Migrator() {
// Leave the log-level as Debug - Sync will setup log appenders such that
// these messages generally will not be seen unless other log related
// prefs are set.
this.log.level = Log.Level.Debug;
for (let topic of OBSERVER_TOPICS) {
Services.obs.addObserver(this, topic, false);
}
}
Migrator.prototype = {
log: Log.repository.getLogger("Sync.SyncMigration"),
finalize() {
for (let topic of OBSERVER_TOPICS) {
Services.obs.removeObserver(this, topic);
}
},
observe(subject, topic, data) {
this.log.debug("observed " + topic);
switch (topic) {
case "xpcom-shutdown":
this.finalize();
break;
default:
// this notification when configured with legacy Sync means we want to
// disconnect
if (!WeaveService.fxAccountsEnabled) {
this.log.info("Disconnecting from legacy Sync");
// Set up an observer for when the disconnection is complete.
let observe;
Services.obs.addObserver(observe = () => {
this.log.info("observed that startOver is complete");
Services.obs.removeObserver(observe, "weave:service:start-over:finish");
// Send the notification for the UI.
Services.obs.notifyObservers(null, OBSERVER_STATE_CHANGE_TOPIC, null);
}, "weave:service:start-over:finish", false);
// Do the disconnection.
Weave.Service.startOver();
}
}
},
get learnMoreLink() {
try {
var url = Services.prefs.getCharPref("app.support.baseURL");
} catch (err) {
return null;
}
url += "sync-upgrade";
let sb = Services.strings.createBundle("chrome://weave/locale/services/sync.properties");
return {
text: sb.GetStringFromName("sync.eol.learnMore.label"),
href: Services.urlFormatter.formatURL(url),
};
},
};
// We expose a singleton
this.EXPORTED_SYMBOLS = ["fxaMigrator"];
var fxaMigrator = new Migrator();
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