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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /browser/modules/LaterRun.jsm
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'browser/modules/LaterRun.jsm')
-rw-r--r--browser/modules/LaterRun.jsm172
1 files changed, 172 insertions, 0 deletions
diff --git a/browser/modules/LaterRun.jsm b/browser/modules/LaterRun.jsm
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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 { classes: Cc, interfaces: Ci, utils: Cu } = Components;
+
+this.EXPORTED_SYMBOLS = ["LaterRun"];
+
+Cu.import("resource://gre/modules/Preferences.jsm");
+Cu.import("resource://gre/modules/Services.jsm");
+Cu.import("resource://gre/modules/XPCOMUtils.jsm");
+XPCOMUtils.defineLazyModuleGetter(this, "setInterval", "resource://gre/modules/Timer.jsm");
+XPCOMUtils.defineLazyModuleGetter(this, "clearInterval", "resource://gre/modules/Timer.jsm");
+XPCOMUtils.defineLazyModuleGetter(this, "RecentWindow", "resource://gre/modules/RecentWindow.jsm");
+
+const kEnabledPref = "browser.laterrun.enabled";
+const kPagePrefRoot = "browser.laterrun.pages.";
+// Number of sessions we've been active in
+const kSessionCountPref = "browser.laterrun.bookkeeping.sessionCount";
+// Time the profile was created at:
+const kProfileCreationTime = "browser.laterrun.bookkeeping.profileCreationTime";
+
+// After 50 sessions or 1 month since install, assume we will no longer be
+// interested in showing anything to "new" users
+const kSelfDestructSessionLimit = 50;
+const kSelfDestructHoursLimit = 31 * 24;
+
+class Page {
+ constructor({pref, minimumHoursSinceInstall, minimumSessionCount, requireBoth, url}) {
+ this.pref = pref;
+ this.minimumHoursSinceInstall = minimumHoursSinceInstall || 0;
+ this.minimumSessionCount = minimumSessionCount || 1;
+ this.requireBoth = requireBoth || false;
+ this.url = url;
+ }
+
+ get hasRun() {
+ return Preferences.get(this.pref + "hasRun", false);
+ }
+
+ applies(sessionInfo) {
+ if (this.hasRun) {
+ return false;
+ }
+ if (this.requireBoth) {
+ return sessionInfo.sessionCount >= this.minimumSessionCount &&
+ sessionInfo.hoursSinceInstall >= this.minimumHoursSinceInstall;
+ }
+ return sessionInfo.sessionCount >= this.minimumSessionCount ||
+ sessionInfo.hoursSinceInstall >= this.minimumHoursSinceInstall;
+ }
+}
+
+let LaterRun = {
+ init() {
+ if (!this.enabled) {
+ return;
+ }
+ // If this is the first run, set the time we were installed
+ if (!Preferences.has(kProfileCreationTime)) {
+ // We need to store seconds in order to fit within int prefs.
+ Preferences.set(kProfileCreationTime, Math.floor(Date.now() / 1000));
+ }
+ this.sessionCount++;
+
+ if (this.hoursSinceInstall > kSelfDestructHoursLimit ||
+ this.sessionCount > kSelfDestructSessionLimit) {
+ this.selfDestruct();
+ return;
+ }
+ },
+
+ // The enabled, hoursSinceInstall and sessionCount properties mirror the
+ // preferences system, and are here for convenience.
+ get enabled() {
+ return Preferences.get(kEnabledPref, false);
+ },
+
+ set enabled(val) {
+ let wasEnabled = this.enabled;
+ Preferences.set(kEnabledPref, val);
+ if (val && !wasEnabled) {
+ this.init();
+ }
+ },
+
+ get hoursSinceInstall() {
+ let installStamp = Preferences.get(kProfileCreationTime, Date.now() / 1000);
+ return Math.floor((Date.now() / 1000 - installStamp) / 3600);
+ },
+
+ get sessionCount() {
+ if (this._sessionCount) {
+ return this._sessionCount;
+ }
+ return this._sessionCount = Preferences.get(kSessionCountPref, 0);
+ },
+
+ set sessionCount(val) {
+ this._sessionCount = val;
+ Preferences.set(kSessionCountPref, val);
+ },
+
+ // Because we don't want to keep incrementing this indefinitely for no reason,
+ // we will turn ourselves off after a set amount of time/sessions (see top of
+ // file).
+ selfDestruct() {
+ Preferences.set(kEnabledPref, false);
+ },
+
+ // Create an array of Page objects based on the currently set prefs
+ readPages() {
+ // Enumerate all the pages.
+ let allPrefsForPages = Services.prefs.getChildList(kPagePrefRoot);
+ let pageDataStore = new Map();
+ for (let pref of allPrefsForPages) {
+ let [slug, prop] = pref.substring(kPagePrefRoot.length).split(".");
+ if (!pageDataStore.has(slug)) {
+ pageDataStore.set(slug, {pref: pref.substring(0, pref.length - prop.length)});
+ }
+ let defaultPrefValue = 0;
+ if (prop == "requireBoth" || prop == "hasRun") {
+ defaultPrefValue = false;
+ } else if (prop == "url") {
+ defaultPrefValue = "";
+ }
+ pageDataStore.get(slug)[prop] = Preferences.get(pref, defaultPrefValue);
+ }
+ let rv = [];
+ for (let [, pageData] of pageDataStore) {
+ if (pageData.url) {
+ let uri = null;
+ try {
+ let urlString = Services.urlFormatter.formatURL(pageData.url.trim());
+ uri = Services.io.newURI(urlString, null, null);
+ } catch (ex) {
+ Cu.reportError("Invalid LaterRun page URL " + pageData.url + " ignored.");
+ continue;
+ }
+ if (!uri.schemeIs("https")) {
+ Cu.reportError("Insecure LaterRun page URL " + uri.spec + " ignored.");
+ } else {
+ pageData.url = uri.spec;
+ rv.push(new Page(pageData));
+ }
+ }
+ }
+ return rv;
+ },
+
+ // Return a URL for display as a 'later run' page if its criteria are matched,
+ // or null otherwise.
+ // NB: will only return one page at a time; if multiple pages match, it's up
+ // to the preference service which one gets shown first, and the next one
+ // will be shown next startup instead.
+ getURL() {
+ if (!this.enabled) {
+ return null;
+ }
+ let pages = this.readPages();
+ let page = pages.find(page => page.applies(this));
+ if (page) {
+ Services.prefs.setBoolPref(page.pref + "hasRun", true);
+ return page.url;
+ }
+ return null;
+ },
+};
+
+LaterRun.init();