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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/. */
/* globals log */
/* globals main, makeUuid, deviceInfo, analytics, catcher, buildSettings, communication */
"use strict";
this.auth = (function() {
const exports = {};
let registrationInfo;
let initialized = false;
let authHeader = null;
let sentryPublicDSN = null;
let abTests = {};
let accountId = null;
const fetchStoredInfo = catcher.watchPromise(
browser.storage.local.get(["registrationInfo", "abTests"]).then((result) => {
if (result.abTests) {
abTests = result.abTests;
}
if (result.registrationInfo) {
registrationInfo = result.registrationInfo;
}
}));
function getRegistrationInfo() {
if (!registrationInfo) {
registrationInfo = generateRegistrationInfo();
log.info("Generating new device authentication ID", registrationInfo);
browser.storage.local.set({registrationInfo});
}
return registrationInfo;
}
exports.getDeviceId = function() {
return registrationInfo && registrationInfo.deviceId;
};
function generateRegistrationInfo() {
const info = {
deviceId: `anon${makeUuid()}`,
secret: makeUuid(),
registered: false,
};
return info;
}
function register() {
return new Promise((resolve, reject) => {
const registerUrl = main.getBackend() + "/api/register";
// TODO: replace xhr with Fetch #2261
const req = new XMLHttpRequest();
req.open("POST", registerUrl);
req.setRequestHeader("content-type", "application/json");
req.onload = catcher.watchFunction(() => {
if (req.status === 200) {
log.info("Registered login");
initialized = true;
saveAuthInfo(JSON.parse(req.responseText));
resolve(true);
analytics.sendEvent("registered");
} else {
analytics.sendEvent("register-failed", `bad-response-${req.status}`);
log.warn("Error in response:", req.responseText);
const exc = new Error("Bad response: " + req.status);
exc.popupMessage = "LOGIN_ERROR";
reject(exc);
}
});
req.onerror = catcher.watchFunction(() => {
analytics.sendEvent("register-failed", "connection-error");
const exc = new Error("Error contacting server");
exc.popupMessage = "LOGIN_CONNECTION_ERROR";
reject(exc);
});
req.send(JSON.stringify({
deviceId: registrationInfo.deviceId,
secret: registrationInfo.secret,
deviceInfo: JSON.stringify(deviceInfo()),
}));
});
}
function login(options) {
const { ownershipCheck, noRegister } = options || {};
return new Promise((resolve, reject) => {
return fetchStoredInfo.then(() => {
const registrationInfo = getRegistrationInfo();
const loginUrl = main.getBackend() + "/api/login";
// TODO: replace xhr with Fetch #2261
const req = new XMLHttpRequest();
req.open("POST", loginUrl);
req.onload = catcher.watchFunction(() => {
if (req.status === 404) {
if (noRegister) {
resolve(false);
} else {
resolve(register());
}
} else if (req.status >= 300) {
log.warn("Error in response:", req.responseText);
const exc = new Error("Could not log in: " + req.status);
exc.popupMessage = "LOGIN_ERROR";
analytics.sendEvent("login-failed", `bad-response-${req.status}`);
reject(exc);
} else if (req.status === 0) {
const error = new Error("Could not log in, server unavailable");
error.popupMessage = "LOGIN_CONNECTION_ERROR";
analytics.sendEvent("login-failed", "connection-error");
reject(error);
} else {
initialized = true;
const jsonResponse = JSON.parse(req.responseText);
log.info("Screenshots logged in");
analytics.sendEvent("login");
saveAuthInfo(jsonResponse);
if (ownershipCheck) {
resolve({isOwner: jsonResponse.isOwner});
} else {
resolve(true);
}
}
});
req.onerror = catcher.watchFunction(() => {
analytics.sendEvent("login-failed", "connection-error");
const exc = new Error("Connection failed");
exc.url = loginUrl;
exc.popupMessage = "CONNECTION_ERROR";
reject(exc);
});
req.setRequestHeader("content-type", "application/json");
req.send(JSON.stringify({
deviceId: registrationInfo.deviceId,
secret: registrationInfo.secret,
deviceInfo: JSON.stringify(deviceInfo()),
ownershipCheck,
}));
});
});
}
function saveAuthInfo(responseJson) {
accountId = responseJson.accountId;
if (responseJson.sentryPublicDSN) {
sentryPublicDSN = responseJson.sentryPublicDSN;
}
if (responseJson.authHeader) {
authHeader = responseJson.authHeader;
if (!registrationInfo.registered) {
registrationInfo.registered = true;
catcher.watchPromise(browser.storage.local.set({registrationInfo}));
}
}
if (responseJson.abTests) {
abTests = responseJson.abTests;
catcher.watchPromise(browser.storage.local.set({abTests}));
}
}
exports.maybeLogin = function() {
if (!registrationInfo) {
return Promise.resolve();
}
return exports.authHeaders();
};
exports.authHeaders = function() {
let initPromise = Promise.resolve();
if (!initialized) {
initPromise = login();
}
return initPromise.then(() => {
if (authHeader) {
return {"x-screenshots-auth": authHeader};
}
log.warn("No auth header available");
return {};
});
};
exports.getSentryPublicDSN = function() {
return sentryPublicDSN || buildSettings.defaultSentryDsn;
};
exports.getAbTests = function() {
return abTests;
};
exports.isRegistered = function() {
return registrationInfo && registrationInfo.registered;
};
communication.register("getAuthInfo", (sender, ownershipCheck) => {
return fetchStoredInfo.then(() => {
// If a device id was never generated, report back accordingly.
if (!registrationInfo) {
return null;
}
return exports.authHeaders().then((authHeaders) => {
let info = registrationInfo;
if (info.registered) {
return login({ownershipCheck}).then((result) => {
return {
isOwner: result && result.isOwner,
deviceId: registrationInfo.deviceId,
accountId,
authHeaders,
};
});
}
info = Object.assign({authHeaders}, info);
return info;
});
});
});
return exports;
})();
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