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PK
!<&B
bootstrap.jsPK
!<? install.rdfPK s PK
!<&B
bootstrap.js/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
/* 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;
Cu.import("resource://gre/modules/XPCOMUtils.jsm");
Cu.import("resource://gre/modules/Services.jsm");
Cu.import("resource://gre/modules/UpdateUtils.jsm");
Cu.import("resource://gre/modules/AppConstants.jsm");
Cu.import("resource://gre/modules/TelemetryEnvironment.jsm");
// The amount of people to be part of the rollout
const TEST_THRESHOLD = {
"beta": 1.0, // 100%
"release": 1.0, // 100%
};
if (AppConstants.RELEASE_OR_BETA) {
// The rollout is controlled by the channel name, which
// is the only way to distinguish between Beta and Release.
// However, non-official release builds (like the ones done by distros
// to ship Firefox on their package managers) do not set a value
// for the release channel, which gets them to the default value
// of.. (drumroll) "default".
// But we can't just always configure the same settings for the
// "default" channel because that's also the name that a locally
// built Firefox gets, and CTP is already directly set there
// through an #ifdef in firefox.js
TEST_THRESHOLD.default = TEST_THRESHOLD.release;
}
const PREF_COHORT_SAMPLE = "plugins.ctprollout.cohortSample";
const PREF_COHORT_NAME = "plugins.ctprollout.cohort";
const PREF_FLASH_STATE = "plugin.state.flash";
function startup() {
defineCohort();
}
function defineCohort() {
let updateChannel = UpdateUtils.getUpdateChannel(false);
if (!(updateChannel in TEST_THRESHOLD)) {
return;
}
let cohort = Services.prefs.getStringPref(PREF_COHORT_NAME, undefined);
if (!cohort) {
// The cohort has not been defined yet: this is the first
// time that we're running. Let's see if the user has
// a non-default setting to avoid changing it.
let currentPluginState = Services.prefs.getIntPref(PREF_FLASH_STATE);
switch (currentPluginState) {
case Ci.nsIPluginTag.STATE_CLICKTOPLAY:
cohort = "early-adopter-ctp";
break;
case Ci.nsIPluginTag.STATE_DISABLED:
cohort = "early-adopter-disabled";
break;
default:
// intentionally missing from the list is STATE_ENABLED,
// which will keep cohort undefined.
break;
}
}
switch (cohort) {
case undefined:
case null:
case "":
case "test":
case "control":
case "excluded":
{
// If it's either test/control, the cohort might have changed
// if the desired sampling has been changed.
let testThreshold = TEST_THRESHOLD[updateChannel];
let userSample = getUserSample();
if (userSample < testThreshold) {
cohort = "test";
let defaultPrefs = Services.prefs.getDefaultBranch("");
defaultPrefs.setIntPref(PREF_FLASH_STATE, Ci.nsIPluginTag.STATE_CLICKTOPLAY);
} else if (userSample >= 1.0 - testThreshold) {
cohort = "control";
} else {
cohort = "excluded";
}
setCohort(cohort);
watchForPrefChanges();
break;
}
case "early-adopter-ctp":
case "early-adopter-disabled":
default:
// "user-changed-from-*" will fall into this default case and
// not do anything special.
setCohort(cohort);
break;
}
}
function getUserSample() {
let prefType = Services.prefs.getPrefType(PREF_COHORT_SAMPLE);
if (prefType == Ci.nsIPrefBranch.PREF_STRING) {
return parseFloat(Services.prefs.getStringPref(PREF_COHORT_SAMPLE), 10);
}
let value = Math.random();
Services.prefs.setStringPref(PREF_COHORT_SAMPLE, value.toString().substr(0, 8));
return value;
}
function setCohort(cohortName) {
Services.prefs.setStringPref(PREF_COHORT_NAME, cohortName);
TelemetryEnvironment.setExperimentActive("clicktoplay-rollout", cohortName);
try {
if (Ci.nsICrashReporter) {
Services.appinfo.QueryInterface(Ci.nsICrashReporter).annotateCrashReport("CTPCohort", cohortName);
}
} catch (e) {}
}
function watchForPrefChanges() {
Services.prefs.addObserver(PREF_FLASH_STATE, function prefWatcher() {
let currentCohort = Services.prefs.getStringPref(PREF_COHORT_NAME, "unknown");
setCohort(`user-changed-from-${currentCohort}`);
Services.prefs.removeObserver(PREF_FLASH_STATE, prefWatcher);
});
}
function install() {
}
function shutdown(data, reason) {
}
function uninstall() {
}
PK
!<? install.rdf<?xml version="1.0"?>
<!-- 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/. -->
<RDF xmlns="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
xmlns:em="http://www.mozilla.org/2004/em-rdf#">
<Description about="urn:mozilla:install-manifest">
<em:id>clicktoplay-rollout@mozilla.org</em:id>
<em:version>1.4</em:version>
<em:type>2</em:type>
<em:bootstrap>true</em:bootstrap>
<em:multiprocessCompatible>true</em:multiprocessCompatible>
<!-- Target Application this theme can install into,
with minimum and maximum supported versions. -->
<em:targetApplication>
<Description>
<em:id>{ec8030f7-c20a-464f-9b0e-13a3a9e97384}</em:id>
<em:minVersion>56.0</em:minVersion>
<em:maxVersion>56.*</em:maxVersion>
</Description>
</em:targetApplication>
<!-- Front End MetaData -->
<em:name>Click-to-Play staged rollout</em:name>
<em:description>Staged rollout for Click-to-Play Flash.</em:description>
</Description>
</RDF>
PK s