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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/. */
import { BaseAction } from "resource://normandy/actions/BaseAction.sys.mjs";
const lazy = {};
ChromeUtils.defineESModuleGetters(lazy, {
ActionSchemas: "resource://normandy/actions/schemas/index.sys.mjs",
BrowserWindowTracker: "resource:///modules/BrowserWindowTracker.sys.mjs",
ClientEnvironment: "resource://normandy/lib/ClientEnvironment.sys.mjs",
Heartbeat: "resource://normandy/lib/Heartbeat.sys.mjs",
NormandyUtils: "resource://normandy/lib/NormandyUtils.sys.mjs",
ShellService: "resource:///modules/ShellService.sys.mjs",
Storage: "resource://normandy/lib/Storage.sys.mjs",
UpdateUtils: "resource://gre/modules/UpdateUtils.sys.mjs",
});
ChromeUtils.defineLazyGetter(lazy, "gAllRecipeStorage", function () {
return new lazy.Storage("normandy-heartbeat");
});
const DAY_IN_MS = 24 * 60 * 60 * 1000;
const HEARTBEAT_THROTTLE = 1 * DAY_IN_MS;
export class ShowHeartbeatAction extends BaseAction {
static Heartbeat = lazy.Heartbeat;
static overrideHeartbeatForTests(newHeartbeat) {
if (newHeartbeat) {
this.Heartbeat = newHeartbeat;
} else {
this.Heartbeat = lazy.Heartbeat;
}
}
get schema() {
return lazy.ActionSchemas["show-heartbeat"];
}
async _run(recipe) {
const {
message,
engagementButtonLabel,
thanksMessage,
learnMoreMessage,
learnMoreUrl,
} = recipe.arguments;
const recipeStorage = new lazy.Storage(recipe.id);
if (!(await this.shouldShow(recipeStorage, recipe))) {
return;
}
this.log.debug(
`Heartbeat for recipe ${recipe.id} showing prompt "${message}"`
);
const targetWindow = lazy.BrowserWindowTracker.getTopWindow();
if (!targetWindow) {
throw new Error("No window to show heartbeat in");
}
const heartbeat = new ShowHeartbeatAction.Heartbeat(targetWindow, {
surveyId: this.generateSurveyId(recipe),
message,
engagementButtonLabel,
thanksMessage,
learnMoreMessage,
learnMoreUrl,
postAnswerUrl: await this.generatePostAnswerURL(recipe),
flowId: lazy.NormandyUtils.generateUuid(),
// Recipes coming from Nimbus won't have a revision_id.
...(Object.hasOwn(recipe, "revision_id")
? { surveyVersion: recipe.revision_id }
: {}),
});
heartbeat.eventEmitter.once(
"Voted",
this.updateLastInteraction.bind(this, recipeStorage)
);
heartbeat.eventEmitter.once(
"Engaged",
this.updateLastInteraction.bind(this, recipeStorage)
);
let now = Date.now();
await Promise.all([
lazy.gAllRecipeStorage.setItem("lastShown", now),
recipeStorage.setItem("lastShown", now),
]);
}
async shouldShow(recipeStorage, recipe) {
const { repeatOption, repeatEvery } = recipe.arguments;
// Don't show any heartbeats to a user more than once per throttle period
let lastShown = await lazy.gAllRecipeStorage.getItem("lastShown");
if (lastShown) {
const duration = new Date() - lastShown;
if (duration < HEARTBEAT_THROTTLE) {
// show the number of hours since the last heartbeat, with at most 1 decimal point.
const hoursAgo = Math.floor(duration / 1000 / 60 / 6) / 10;
this.log.debug(
`A heartbeat was shown too recently (${hoursAgo} hours), skipping recipe ${recipe.id}.`
);
return false;
}
}
switch (repeatOption) {
case "once": {
// Don't show if we've ever shown before
if (await recipeStorage.getItem("lastShown")) {
this.log.debug(
`Heartbeat for "once" recipe ${recipe.id} has been shown before, skipping.`
);
return false;
}
break;
}
case "nag": {
// Show a heartbeat again only if the user has not interacted with it before
if (await recipeStorage.getItem("lastInteraction")) {
this.log.debug(
`Heartbeat for "nag" recipe ${recipe.id} has already been interacted with, skipping.`
);
return false;
}
break;
}
case "xdays": {
// Show this heartbeat again if it has been at least `repeatEvery` days since the last time it was shown.
let lastShown = await lazy.gAllRecipeStorage.getItem("lastShown");
if (lastShown) {
lastShown = new Date(lastShown);
const duration = new Date() - lastShown;
if (duration < repeatEvery * DAY_IN_MS) {
// show the number of hours since the last time this hearbeat was shown, with at most 1 decimal point.
const hoursAgo = Math.floor(duration / 1000 / 60 / 6) / 10;
this.log.debug(
`Heartbeat for "xdays" recipe ${recipe.id} ran in the last ${repeatEvery} days, skipping. (${hoursAgo} hours ago)`
);
return false;
}
}
}
}
return true;
}
/**
* Returns a surveyId value. If recipe calls to include the Normandy client
* ID, then the client ID is attached to the surveyId in the format
* `${surveyId}::${userId}`.
*
* @return {String} Survey ID, possibly with user UUID
*/
generateSurveyId(recipe) {
const { includeTelemetryUUID, surveyId } = recipe.arguments;
if (includeTelemetryUUID) {
return `${surveyId}::${lazy.ClientEnvironment.userId}`;
}
return surveyId;
}
/**
* Generate the appropriate post-answer URL for a recipe.
* @param recipe
* @return {String} URL with post-answer query params
*/
async generatePostAnswerURL(recipe) {
const { postAnswerUrl, message, includeTelemetryUUID } = recipe.arguments;
// Don`t bother with empty URLs.
if (!postAnswerUrl) {
return postAnswerUrl;
}
const userId = lazy.ClientEnvironment.userId;
const searchEngine = (await Services.search.getDefault()).identifier;
const args = {
fxVersion: Services.appinfo.version,
isDefaultBrowser: lazy.ShellService.isDefaultBrowser() ? 1 : 0,
searchEngine,
source: "heartbeat",
// `surveyversion` used to be the version of the heartbeat action when it
// was hosted on a server. Keeping it around for compatibility.
surveyversion: Services.appinfo.version,
syncSetup: Services.prefs.prefHasUserValue("services.sync.username")
? 1
: 0,
updateChannel: lazy.UpdateUtils.getUpdateChannel(false),
utm_campaign: encodeURIComponent(message.replace(/\s+/g, "")),
utm_medium: recipe.action,
utm_source: "firefox",
};
if (includeTelemetryUUID) {
args.userId = userId;
}
let url = new URL(postAnswerUrl);
// create a URL object to append arguments to
for (const [key, val] of Object.entries(args)) {
if (!url.searchParams.has(key)) {
url.searchParams.set(key, val);
}
}
// return the address with encoded queries
return url.toString();
}
updateLastInteraction(recipeStorage) {
recipeStorage.setItem("lastInteraction", Date.now());
}
}
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