518 lines
12 KiB
TypeScript
518 lines
12 KiB
TypeScript
import autobind from 'autobind-decorator';
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import Vue from 'vue';
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import { EventEmitter } from 'eventemitter3';
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import * as uuid from 'uuid';
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import initStore from './store';
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import { apiUrl, version, locale } from './config';
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import Progress from './common/scripts/loading';
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import Err from './common/views/components/connect-failed.vue';
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import Stream from './common/scripts/stream';
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//#region api requests
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let spinner = null;
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let pending = 0;
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//#endregion
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/**
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* Misskey Operating System
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*/
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export default class MiOS extends EventEmitter {
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/**
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* Misskeyの /meta で取得できるメタ情報
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*/
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private meta: {
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data: { [x: string]: any };
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chachedAt: Date;
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};
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public get instanceName() {
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return this.meta ? (this.meta.data.name || 'Misskey') : 'Misskey';
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}
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private isMetaFetching = false;
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public app: Vue;
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/**
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* Whether is debug mode
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*/
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public get debug() {
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return this.store ? this.store.state.device.debug : false;
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}
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public store: ReturnType<typeof initStore>;
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/**
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* A connection manager of home stream
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*/
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public stream: Stream;
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/**
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* A registration of service worker
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*/
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private swRegistration: ServiceWorkerRegistration = null;
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/**
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* Whether should register ServiceWorker
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*/
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private shouldRegisterSw: boolean;
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/**
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* ウィンドウシステム
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*/
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public windows = new WindowSystem();
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/**
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* MiOSインスタンスを作成します
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* @param shouldRegisterSw ServiceWorkerを登録するかどうか
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*/
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constructor(shouldRegisterSw = false) {
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super();
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this.shouldRegisterSw = shouldRegisterSw;
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if (this.debug) {
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(window as any).os = this;
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}
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}
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@autobind
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public log(...args) {
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if (!this.debug) return;
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console.log.apply(null, args);
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}
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@autobind
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public logInfo(...args) {
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if (!this.debug) return;
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console.info.apply(null, args);
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}
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@autobind
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public logWarn(...args) {
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if (!this.debug) return;
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console.warn.apply(null, args);
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}
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@autobind
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public logError(...args) {
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if (!this.debug) return;
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console.error.apply(null, args);
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}
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@autobind
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public signout() {
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this.store.dispatch('logout');
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location.href = '/';
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}
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/**
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* Initialize MiOS (boot)
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* @param callback A function that call when initialized
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*/
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@autobind
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public async init(callback) {
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this.store = initStore(this);
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// ユーザーをフェッチしてコールバックする
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const fetchme = (token, cb) => {
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let me = null;
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// Return when not signed in
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if (token == null) {
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return done();
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}
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// Fetch user
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fetch(`${apiUrl}/i`, {
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method: 'POST',
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body: JSON.stringify({
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i: token
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})
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})
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// When success
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.then(res => {
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// When failed to authenticate user
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if (res.status !== 200 && res.status < 500) {
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return this.signout();
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}
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// Parse response
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res.json().then(i => {
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me = i;
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me.token = token;
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done();
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});
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})
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// When failure
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.catch(() => {
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// Render the error screen
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document.body.innerHTML = '<div id="err"></div>';
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new Vue({
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render: createEl => createEl(Err)
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}).$mount('#err');
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Progress.done();
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});
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function done() {
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if (cb) cb(me);
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}
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};
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// フェッチが完了したとき
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const fetched = () => {
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this.emit('signedin');
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this.initStream();
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// Finish init
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callback();
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// Init service worker
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if (this.shouldRegisterSw) {
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this.getMeta().then(data => {
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this.registerSw(data.swPublickey);
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});
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}
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};
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// キャッシュがあったとき
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if (this.store.state.i != null) {
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if (this.store.state.i.token == null) {
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this.signout();
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return;
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}
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// とりあえずキャッシュされたデータでお茶を濁して(?)おいて、
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fetched();
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// 後から新鮮なデータをフェッチ
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fetchme(this.store.state.i.token, freshData => {
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this.store.dispatch('mergeMe', freshData);
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});
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} else {
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// Get token from cookie or localStorage
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const i = (document.cookie.match(/i=(!\w+)/) || [null, null])[1] || localStorage.getItem('i');
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fetchme(i, me => {
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if (me) {
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this.store.dispatch('login', me);
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fetched();
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} else {
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this.initStream();
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// Finish init
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callback();
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}
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});
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}
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}
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@autobind
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private initStream() {
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this.stream = new Stream(this);
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if (this.store.getters.isSignedIn) {
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const main = this.stream.useSharedConnection('main');
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// 自分の情報が更新されたとき
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main.on('meUpdated', i => {
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this.store.dispatch('mergeMe', i);
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});
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main.on('readAllNotifications', () => {
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this.store.dispatch('mergeMe', {
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hasUnreadNotification: false
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});
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});
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main.on('unreadNotification', () => {
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this.store.dispatch('mergeMe', {
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hasUnreadNotification: true
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});
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});
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main.on('readAllMessagingMessages', () => {
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this.store.dispatch('mergeMe', {
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hasUnreadMessagingMessage: false
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});
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});
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main.on('unreadMessagingMessage', () => {
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this.store.dispatch('mergeMe', {
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hasUnreadMessagingMessage: true
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});
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});
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main.on('unreadMention', () => {
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this.store.dispatch('mergeMe', {
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hasUnreadMentions: true
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});
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});
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main.on('readAllUnreadMentions', () => {
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this.store.dispatch('mergeMe', {
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hasUnreadMentions: false
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});
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});
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main.on('unreadSpecifiedNote', () => {
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this.store.dispatch('mergeMe', {
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hasUnreadSpecifiedNotes: true
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});
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});
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main.on('readAllUnreadSpecifiedNotes', () => {
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this.store.dispatch('mergeMe', {
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hasUnreadSpecifiedNotes: false
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});
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});
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main.on('clientSettingUpdated', x => {
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this.store.commit('settings/set', {
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key: x.key,
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value: x.value
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});
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});
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// トークンが再生成されたとき
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// このままではMisskeyが利用できないので強制的にサインアウトさせる
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main.on('myTokenRegenerated', () => {
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alert(locale['common']['my-token-regenerated'])
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this.signout();
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});
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}
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}
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/**
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* Register service worker
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*/
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@autobind
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private registerSw(swPublickey) {
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// Check whether service worker and push manager supported
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const isSwSupported =
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('serviceWorker' in navigator) && ('PushManager' in window);
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// Reject when browser not service worker supported
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if (!isSwSupported) return;
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// Reject when not signed in to Misskey
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if (!this.store.getters.isSignedIn) return;
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// When service worker activated
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navigator.serviceWorker.ready.then(registration => {
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this.log('[sw] ready: ', registration);
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this.swRegistration = registration;
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// Options of pushManager.subscribe
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// SEE: https://developer.mozilla.org/en-US/docs/Web/API/PushManager/subscribe#Parameters
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const opts = {
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// A boolean indicating that the returned push subscription
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// will only be used for messages whose effect is made visible to the user.
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userVisibleOnly: true,
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// A public key your push server will use to send
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// messages to client apps via a push server.
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applicationServerKey: urlBase64ToUint8Array(swPublickey)
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};
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// Subscribe push notification
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this.swRegistration.pushManager.subscribe(opts).then(subscription => {
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this.log('[sw] Subscribe OK:', subscription);
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function encode(buffer: ArrayBuffer) {
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return btoa(String.fromCharCode.apply(null, new Uint8Array(buffer)));
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}
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// Register
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this.api('sw/register', {
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endpoint: subscription.endpoint,
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auth: encode(subscription.getKey('auth')),
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publickey: encode(subscription.getKey('p256dh'))
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});
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})
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// When subscribe failed
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.catch(async (err: Error) => {
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this.logError('[sw] Subscribe Error:', err);
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// 通知が許可されていなかったとき
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if (err.name == 'NotAllowedError') {
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this.logError('[sw] Subscribe failed due to notification not allowed');
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return;
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}
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// 違うapplicationServerKey (または gcm_sender_id)のサブスクリプションが
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// 既に存在していることが原因でエラーになった可能性があるので、
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// そのサブスクリプションを解除しておく
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const subscription = await this.swRegistration.pushManager.getSubscription();
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if (subscription) subscription.unsubscribe();
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});
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});
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// The path of service worker script
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const sw = `/sw.${version}.js`;
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// Register service worker
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navigator.serviceWorker.register(sw).then(registration => {
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// 登録成功
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this.logInfo('[sw] Registration successful with scope: ', registration.scope);
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}).catch(err => {
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// 登録失敗 :(
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this.logError('[sw] Registration failed: ', err);
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});
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}
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public requests = [];
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/**
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* Misskey APIにリクエストします
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* @param endpoint エンドポイント名
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* @param data パラメータ
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*/
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@autobind
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public api(endpoint: string, data: { [x: string]: any } = {}, silent = false): Promise<{ [x: string]: any }> {
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if (!silent) {
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if (++pending === 1) {
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spinner = document.createElement('div');
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spinner.setAttribute('id', 'wait');
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document.body.appendChild(spinner);
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}
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}
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const onFinally = () => {
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if (!silent) {
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if (--pending === 0) spinner.parentNode.removeChild(spinner);
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}
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};
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const promise = new Promise((resolve, reject) => {
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// Append a credential
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if (this.store.getters.isSignedIn) (data as any).i = this.store.state.i.token;
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const req = {
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id: uuid(),
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date: new Date(),
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name: endpoint,
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data,
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res: null,
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status: null
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};
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if (this.debug) {
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this.requests.push(req);
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}
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// Send request
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fetch(endpoint.indexOf('://') > -1 ? endpoint : `${apiUrl}/${endpoint}`, {
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method: 'POST',
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body: JSON.stringify(data),
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credentials: endpoint === 'signin' ? 'include' : 'omit',
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cache: 'no-cache'
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}).then(async (res) => {
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const body = res.status === 204 ? null : await res.json();
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if (this.debug) {
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req.status = res.status;
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req.res = body;
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}
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if (res.status === 200) {
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resolve(body);
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} else if (res.status === 204) {
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resolve();
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} else {
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reject(body.error);
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}
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}).catch(reject);
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});
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promise.then(onFinally, onFinally);
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return promise;
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}
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/**
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* Misskeyのメタ情報を取得します
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*/
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@autobind
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public getMetaSync() {
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return this.meta ? this.meta.data : null;
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}
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/**
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* Misskeyのメタ情報を取得します
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* @param force キャッシュを無視するか否か
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*/
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@autobind
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public getMeta(force = false) {
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return new Promise<{ [x: string]: any }>(async (res, rej) => {
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if (this.isMetaFetching) {
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this.once('_meta_fetched_', () => {
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res(this.meta.data);
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});
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return;
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}
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const expire = 1000 * 60; // 1min
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// forceが有効, meta情報を保持していない or 期限切れ
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if (force || this.meta == null || Date.now() - this.meta.chachedAt.getTime() > expire) {
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this.isMetaFetching = true;
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const meta = await this.api('meta', {
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detail: false
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});
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this.meta = {
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data: meta,
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chachedAt: new Date()
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};
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this.isMetaFetching = false;
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this.emit('_meta_fetched_');
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res(meta);
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} else {
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res(this.meta.data);
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}
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});
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}
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}
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class WindowSystem extends EventEmitter {
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public windows = new Set();
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public add(window) {
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this.windows.add(window);
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this.emit('added', window);
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}
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public remove(window) {
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this.windows.delete(window);
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this.emit('removed', window);
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}
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public getAll() {
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return this.windows;
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}
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}
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/**
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* Convert the URL safe base64 string to a Uint8Array
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* @param base64String base64 string
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*/
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function urlBase64ToUint8Array(base64String: string): Uint8Array {
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const padding = '='.repeat((4 - base64String.length % 4) % 4);
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const base64 = (base64String + padding)
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.replace(/\-/g, '+')
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.replace(/_/g, '/');
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const rawData = window.atob(base64);
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const outputArray = new Uint8Array(rawData.length);
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for (let i = 0; i < rawData.length; ++i) {
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outputArray[i] = rawData.charCodeAt(i);
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}
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return outputArray;
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}
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