144 lines
3.7 KiB
JavaScript
144 lines
3.7 KiB
JavaScript
/* global LIMITS AUTH_CONFIG */
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import assets from '../common/assets';
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import { getFileList, setFileList } from './api';
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import { encryptStream, decryptStream } from './ece';
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import { b64ToArray, streamToArrayBuffer } from './utils';
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import { blobStream } from './streams';
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import { getFileListKey, prepareScopedBundleKey, preparePkce } from './fxa';
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const textEncoder = new TextEncoder();
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const textDecoder = new TextDecoder();
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export default class User {
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constructor(storage) {
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this.storage = storage;
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this.data = storage.user || {};
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}
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get avatar() {
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const defaultAvatar = assets.get('user.svg');
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if (this.data.avatarDefault) {
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return defaultAvatar;
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}
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return this.data.avatar || defaultAvatar;
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}
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get name() {
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return this.data.displayName;
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}
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get email() {
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return this.data.email;
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}
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get loggedIn() {
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return !!this.data.access_token;
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}
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get bearerToken() {
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return this.data.access_token;
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}
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get maxSize() {
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return this.loggedIn ? LIMITS.MAX_FILE_SIZE : LIMITS.ANON.MAX_FILE_SIZE;
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}
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get maxExpireSeconds() {
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return this.loggedIn
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? LIMITS.MAX_EXPIRE_SECONDS
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: LIMITS.ANON.MAX_EXPIRE_SECONDS;
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}
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get maxDownloads() {
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return this.loggedIn ? LIMITS.MAX_DOWNLOADS : LIMITS.ANON.MAX_DOWNLOADS;
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}
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async login() {
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const keys_jwk = await prepareScopedBundleKey(this.storage);
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const code_challenge = await preparePkce(this.storage);
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const params = new URLSearchParams({
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client_id: AUTH_CONFIG.client_id,
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code_challenge,
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code_challenge_method: 'S256',
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response_type: 'code',
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scope: 'profile https://identity.mozilla.com/apps/send', //TODO param
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state: 'todo',
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keys_jwk
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});
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location.assign(
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`${AUTH_CONFIG.authorization_endpoint}?${params.toString()}`
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);
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}
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async finishLogin(code) {
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const tokenResponse = await fetch(AUTH_CONFIG.token_endpoint, {
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method: 'POST',
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headers: {
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'Content-Type': 'application/json'
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},
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body: JSON.stringify({
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code,
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client_id: AUTH_CONFIG.client_id,
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code_verifier: this.storage.get('pkceVerifier')
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})
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});
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const auth = await tokenResponse.json();
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const infoResponse = await fetch(AUTH_CONFIG.userinfo_endpoint, {
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method: 'GET',
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headers: {
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Authorization: `Bearer ${auth.access_token}`
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}
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});
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const userInfo = await infoResponse.json();
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userInfo.keys_jwe = auth.keys_jwe;
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userInfo.access_token = auth.access_token;
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userInfo.fileListKey = await getFileListKey(this.storage, auth.keys_jwe);
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this.storage.user = userInfo;
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this.data = userInfo;
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this.storage.remove('pkceVerifier');
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}
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logout() {
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this.storage.user = null;
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this.storage.clearLocalFiles();
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this.data = {};
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}
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async syncFileList() {
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let changes = { incoming: false, outgoing: false, downloadCount: false };
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if (!this.loggedIn) {
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return this.storage.merge();
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}
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let list = [];
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try {
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const encrypted = await getFileList(this.bearerToken);
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const decrypted = await streamToArrayBuffer(
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decryptStream(encrypted, b64ToArray(this.data.fileListKey))
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);
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list = JSON.parse(textDecoder.decode(decrypted));
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} catch (e) {
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//
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}
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changes = await this.storage.merge(list);
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if (!changes.outgoing) {
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return changes;
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}
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try {
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const blob = new Blob([
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textEncoder.encode(JSON.stringify(this.storage.files))
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]);
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const encrypted = await streamToArrayBuffer(
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encryptStream(blobStream(blob), b64ToArray(this.data.fileListKey))
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);
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await setFileList(this.bearerToken, encrypted);
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} catch (e) {
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//
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}
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return changes;
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}
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toJSON() {
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return this.data;
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}
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}
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