activity-stream/lib/ManualMigration.jsm

115 строки
3.6 KiB
JavaScript
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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";
const {actionCreators: ac, actionTypes: at} = ChromeUtils.import("resource://activity-stream/common/Actions.jsm", {});
const MIGRATION_ENDED_EVENT = "Migration:Ended";
const MS_PER_DAY = 86400000;
ChromeUtils.import("resource://gre/modules/Services.jsm");
ChromeUtils.defineModuleGetter(this, "MigrationUtils", "resource:///modules/MigrationUtils.jsm");
ChromeUtils.defineModuleGetter(this, "ProfileAge", "resource://gre/modules/ProfileAge.jsm");
this.ManualMigration = class ManualMigration {
constructor() {
Services.obs.addObserver(this, MIGRATION_ENDED_EVENT);
}
get migrationLastShownDate() {
return this.store.getState().Prefs.values.migrationLastShownDate;
}
set migrationLastShownDate(newDate) {
this.store.dispatch(ac.SetPref("migrationLastShownDate", newDate));
}
get migrationRemainingDays() {
return this.store.getState().Prefs.values.migrationRemainingDays;
}
set migrationRemainingDays(newDate) {
this.store.dispatch(ac.SetPref("migrationRemainingDays", newDate));
}
uninit() {
Services.obs.removeObserver(this, MIGRATION_ENDED_EVENT);
}
async isMigrationMessageExpired() {
let profileAge = new ProfileAge();
let profileCreationDate = await profileAge.created;
let daysSinceProfileCreation = (Date.now() - profileCreationDate) / MS_PER_DAY;
// We don't want to show the migration message to profiles older than 3 days.
if (daysSinceProfileCreation > 3) {
return true;
}
let migrationLastShownDate = new Date(this.migrationLastShownDate * 1000);
let today = new Date();
// Round down to midnight.
today = new Date(today.getFullYear(), today.getMonth(), today.getDate());
if (migrationLastShownDate < today) {
let migrationRemainingDays = this.migrationRemainingDays - 1;
this.migrationRemainingDays = migrationRemainingDays;
// .valueOf returns a value that is too large to store so we need to divide by 1000.
this.migrationLastShownDate = today.valueOf() / 1000;
if (migrationRemainingDays <= 0) {
return true;
}
}
return false;
}
/**
* While alreadyExpired is false the migration message is displayed and we also
* keep checking if we should expire it. Broadcast expiration to store.
*
* @param {bool} alreadyExpired Pref flag that is false for the first 3 active days,
* time in which we display the migration message to the user.
*/
async expireIfNecessary(alreadyExpired) {
if (!alreadyExpired && await this.isMigrationMessageExpired()) {
this.expireMigration();
}
}
expireMigration() {
this.store.dispatch(ac.SetPref("migrationExpired", true));
}
/**
* Event listener for migration wizard completion event.
*/
observe() {
this.expireMigration();
this.store.dispatch({type: at.MIGRATION_COMPLETED});
}
onAction(action) {
switch (action.type) {
case at.PREFS_INITIAL_VALUES:
this.expireIfNecessary(action.data.migrationExpired);
break;
case at.MIGRATION_START:
MigrationUtils.showMigrationWizard(action._target.browser.ownerGlobal, [MigrationUtils.MIGRATION_ENTRYPOINT_NEWTAB]);
break;
case at.MIGRATION_CANCEL:
this.expireMigration();
break;
case at.UNINIT:
this.uninit();
break;
}
}
};
const EXPORTED_SYMBOLS = ["ManualMigration"];