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switched/src/client/app/mios.ts

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import Vue from 'vue';
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import { EventEmitter } from 'eventemitter3';
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import * as merge from 'object-assign-deep';
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import * as uuid from 'uuid';
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import initStore from '../store';
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import { hostname, apiUrl, swPublickey, version, lang, googleMapsApiKey } from '../config';
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import Progress from './scripts/loading';
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import Connection from './scripts/streaming/stream';
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import { HomeStreamManager } from './scripts/streaming/home';
import { DriveStreamManager } from './scripts/streaming/drive';
import { ServerStreamManager } from './scripts/streaming/server';
import { MessagingIndexStreamManager } from './scripts/streaming/messaging-index';
import { OthelloStreamManager } from './scripts/streaming/othello';
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import Err from '../common/views/components/connect-failed.vue';
import { LocalTimelineStreamManager } from './scripts/streaming/local-timeline';
import { GlobalTimelineStreamManager } from './scripts/streaming/global-timeline';
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//#region api requests
let spinner = null;
let pending = 0;
//#endregion
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export type API = {
chooseDriveFile: (opts: {
title?: string;
currentFolder?: any;
multiple?: boolean;
}) => Promise<any>;
chooseDriveFolder: (opts: {
title?: string;
currentFolder?: any;
}) => Promise<any>;
dialog: (opts: {
title: string;
text: string;
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actions?: Array<{
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text: string;
id?: string;
}>;
}) => Promise<string>;
input: (opts: {
title: string;
placeholder?: string;
default?: string;
}) => Promise<string>;
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post: (opts?: {
reply?: any;
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renote?: any;
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}) => void;
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notify: (message: string) => void;
};
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/**
* Misskey Operating System
*/
export default class MiOS extends EventEmitter {
/**
* Misskeyの /meta
*/
private meta: {
data: { [x: string]: any };
chachedAt: Date;
};
private isMetaFetching = false;
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public app: Vue;
public new(vm, props) {
const w = new vm({
parent: this.app,
propsData: props
}).$mount();
document.body.appendChild(w.$el);
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return w;
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}
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/**
* A signing user
*/
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public i: { [x: string]: any };
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/**
* Whether signed in
*/
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public get isSignedIn() {
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return this.i != null;
}
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/**
* Whether is debug mode
*/
public get debug() {
return localStorage.getItem('debug') == 'true';
}
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/**
* Whether enable sounds
*/
public get isEnableSounds() {
return localStorage.getItem('enableSounds') == 'true';
}
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public store: ReturnType<typeof initStore>;
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public apis: API;
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/**
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* A connection manager of home stream
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*/
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public stream: HomeStreamManager;
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/**
* Connection managers
*/
public streams: {
localTimelineStream: LocalTimelineStreamManager;
globalTimelineStream: GlobalTimelineStreamManager;
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driveStream: DriveStreamManager;
serverStream: ServerStreamManager;
messagingIndexStream: MessagingIndexStreamManager;
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othelloStream: OthelloStreamManager;
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} = {
localTimelineStream: null,
globalTimelineStream: null,
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driveStream: null,
serverStream: null,
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messagingIndexStream: null,
othelloStream: null
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};
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/**
* A registration of service worker
*/
private swRegistration: ServiceWorkerRegistration = null;
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/**
* Whether should register ServiceWorker
*/
private shouldRegisterSw: boolean;
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/**
*
*/
public windows = new WindowSystem();
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/**
* MiOSインスタンスを作成します
* @param shouldRegisterSw ServiceWorkerを登録するかどうか
*/
constructor(shouldRegisterSw = false) {
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super();
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this.shouldRegisterSw = shouldRegisterSw;
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//#region BIND
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this.log = this.log.bind(this);
this.logInfo = this.logInfo.bind(this);
this.logWarn = this.logWarn.bind(this);
this.logError = this.logError.bind(this);
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this.init = this.init.bind(this);
this.api = this.api.bind(this);
this.getMeta = this.getMeta.bind(this);
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this.registerSw = this.registerSw.bind(this);
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//#endregion
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if (this.debug) {
(window as any).os = this;
}
}
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private googleMapsIniting = false;
public getGoogleMaps() {
return new Promise((res, rej) => {
if ((window as any).google && (window as any).google.maps) {
res((window as any).google.maps);
} else {
this.once('init-google-maps', () => {
res((window as any).google.maps);
});
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//#region load google maps api
if (!this.googleMapsIniting) {
this.googleMapsIniting = true;
(window as any).initGoogleMaps = () => {
this.emit('init-google-maps');
};
const head = document.getElementsByTagName('head')[0];
const script = document.createElement('script');
script.setAttribute('src', `https://maps.googleapis.com/maps/api/js?key=${googleMapsApiKey}&callback=initGoogleMaps`);
script.setAttribute('async', 'true');
script.setAttribute('defer', 'true');
head.appendChild(script);
}
//#endregion
}
});
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}
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public log(...args) {
if (!this.debug) return;
console.log.apply(null, args);
}
public logInfo(...args) {
if (!this.debug) return;
console.info.apply(null, args);
}
public logWarn(...args) {
if (!this.debug) return;
console.warn.apply(null, args);
}
public logError(...args) {
if (!this.debug) return;
console.error.apply(null, args);
}
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public bakeMe() {
// ローカルストレージにキャッシュ
localStorage.setItem('me', JSON.stringify(this.i));
}
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public signout() {
localStorage.removeItem('me');
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localStorage.removeItem('settings');
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document.cookie = `i=; domain=${hostname}; expires=Thu, 01 Jan 1970 00:00:01 GMT;`;
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location.href = '/';
}
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/**
* Initialize MiOS (boot)
* @param callback A function that call when initialized
*/
public async init(callback) {
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this.store = initStore(this);
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//#region Init stream managers
this.streams.serverStream = new ServerStreamManager(this);
this.once('signedin', () => {
// Init home stream manager
this.stream = new HomeStreamManager(this, this.i);
// Init other stream manager
this.streams.localTimelineStream = new LocalTimelineStreamManager(this, this.i);
this.streams.globalTimelineStream = new GlobalTimelineStreamManager(this, this.i);
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this.streams.driveStream = new DriveStreamManager(this, this.i);
this.streams.messagingIndexStream = new MessagingIndexStreamManager(this, this.i);
this.streams.othelloStream = new OthelloStreamManager(this, this.i);
});
//#endregion
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// ユーザーをフェッチしてコールバックする
const fetchme = (token, cb) => {
let me = null;
// Return when not signed in
if (token == null) {
return done();
}
// Fetch user
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fetch(`${apiUrl}/i`, {
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method: 'POST',
body: JSON.stringify({
i: token
})
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})
// When success
.then(res => {
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// When failed to authenticate user
if (res.status !== 200) {
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return this.signout();
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}
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// Parse response
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res.json().then(i => {
me = i;
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me.token = token;
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done();
});
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})
// When failure
.catch(() => {
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// Render the error screen
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document.body.innerHTML = '<div id="err"></div>';
new Vue({
render: createEl => createEl(Err)
}).$mount('#err');
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Progress.done();
});
function done() {
if (cb) cb(me);
}
};
// フェッチが完了したとき
const fetched = me => {
this.i = me;
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// ローカルストレージにキャッシュ
this.bakeMe();
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this.emit('signedin');
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// Finish init
callback();
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//#region Note
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// Init service worker
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if (this.shouldRegisterSw) this.registerSw();
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//#endregion
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};
// Get cached account data
const cachedMe = JSON.parse(localStorage.getItem('me'));
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//#region キャッシュされた設定を復元
const cachedSettings = JSON.parse(localStorage.getItem('settings'));
if (cachedSettings) {
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this.store.dispatch('settings/merge', cachedSettings);
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}
//#endregion
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// キャッシュがあったとき
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if (cachedMe) {
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if (cachedMe.token == null) {
this.signout();
return;
}
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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(cachedMe);
// 後から新鮮なデータをフェッチ
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fetchme(cachedMe.token, freshData => {
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merge(cachedMe, freshData);
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this.store.dispatch('settings/merge', freshData.clientSettings);
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});
} else {
// Get token from cookie
const i = (document.cookie.match(/i=(!\w+)/) || [null, null])[1];
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fetchme(i, me => {
if (me) {
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this.store.dispatch('settings/merge', me.clientSettings);
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fetched(me);
} else {
// Finish init
callback();
}
});
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}
}
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/**
* Register service worker
*/
private registerSw() {
// Check whether service worker and push manager supported
const isSwSupported =
('serviceWorker' in navigator) && ('PushManager' in window);
// Reject when browser not service worker supported
if (!isSwSupported) return;
// Reject when not signed in to Misskey
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if (!this.isSignedIn) return;
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// When service worker activated
navigator.serviceWorker.ready.then(registration => {
this.log('[sw] ready: ', registration);
this.swRegistration = registration;
// Options of pushManager.subscribe
// SEE: https://developer.mozilla.org/en-US/docs/Web/API/PushManager/subscribe#Parameters
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const opts = {
// A boolean indicating that the returned push subscription
// will only be used for messages whose effect is made visible to the user.
userVisibleOnly: true,
// A public key your push server will use to send
// messages to client apps via a push server.
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applicationServerKey: urlBase64ToUint8Array(swPublickey)
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};
// Subscribe push notification
this.swRegistration.pushManager.subscribe(opts).then(subscription => {
this.log('[sw] Subscribe OK:', subscription);
function encode(buffer: ArrayBuffer) {
return btoa(String.fromCharCode.apply(null, new Uint8Array(buffer)));
}
// Register
this.api('sw/register', {
endpoint: subscription.endpoint,
auth: encode(subscription.getKey('auth')),
publickey: encode(subscription.getKey('p256dh'))
});
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})
// When subscribe failed
.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
if (err.name == 'NotAllowedError') {
this.logError('[sw] Subscribe failed due to notification not allowed');
return;
}
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// 違うapplicationServerKey (または gcm_sender_id)のサブスクリプションが
// 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、
// そのサブスクリプションを解除しておく
const subscription = await this.swRegistration.pushManager.getSubscription();
if (subscription) subscription.unsubscribe();
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});
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});
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// Whether use raw version script
const raw = (localStorage.getItem('useRawScript') == 'true' && this.debug)
|| process.env.NODE_ENV != 'production';
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// The path of service worker script
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const sw = `/sw.${version}.${lang}.${raw ? 'raw' : 'min'}.js`;
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// Register service worker
navigator.serviceWorker.register(sw).then(registration => {
// 登録成功
this.logInfo('[sw] Registration successful with scope: ', registration.scope);
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}).catch(err => {
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// 登録失敗 :(
this.logError('[sw] Registration failed: ', err);
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});
}
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public requests = [];
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/**
* Misskey APIにリクエストします
* @param endpoint
* @param data
*/
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public api(endpoint: string, data: { [x: string]: any } = {}): Promise<{ [x: string]: any }> {
if (++pending === 1) {
spinner = document.createElement('div');
spinner.setAttribute('id', 'wait');
document.body.appendChild(spinner);
}
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const onFinally = () => {
if (--pending === 0) spinner.parentNode.removeChild(spinner);
};
const promise = new Promise((resolve, reject) => {
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const viaStream = this.stream && this.stream.hasConnection &&
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(localStorage.getItem('apiViaStream') ? localStorage.getItem('apiViaStream') == 'true' : true);
if (viaStream) {
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const stream = this.stream.borrow();
const id = Math.random().toString();
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stream.once(`api-res:${id}`, res => {
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if (res == null || Object.keys(res).length == 0) {
resolve(null);
} else if (res.res) {
resolve(res.res);
} else {
reject(res.e);
}
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});
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stream.send({
type: 'api',
id,
endpoint,
data
});
} else {
// Append a credential
if (this.isSignedIn) (data as any).i = this.i.token;
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const req = {
id: uuid(),
date: new Date(),
name: endpoint,
data,
res: null,
status: null
};
if (this.debug) {
this.requests.push(req);
}
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// Send request
fetch(endpoint.indexOf('://') > -1 ? endpoint : `${apiUrl}/${endpoint}`, {
method: 'POST',
body: JSON.stringify(data),
credentials: endpoint === 'signin' ? 'include' : 'omit',
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) {
req.status = res.status;
req.res = body;
}
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if (res.status === 200) {
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resolve(body);
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} else if (res.status === 204) {
resolve();
} else {
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reject(body.error);
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}
}).catch(reject);
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}
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});
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promise.then(onFinally, onFinally);
return promise;
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}
/**
* Misskeyのメタ情報を取得します
* @param force
*/
public getMeta(force = false) {
return new Promise<{ [x: string]: any }>(async (res, rej) => {
if (this.isMetaFetching) {
this.once('_meta_fetched_', () => {
res(this.meta.data);
});
return;
}
const expire = 1000 * 60; // 1min
// forceが有効, meta情報を保持していない or 期限切れ
if (force || this.meta == null || Date.now() - this.meta.chachedAt.getTime() > expire) {
this.isMetaFetching = true;
const meta = await this.api('meta');
this.meta = {
data: meta,
chachedAt: new Date()
};
this.isMetaFetching = false;
this.emit('_meta_fetched_');
res(meta);
} else {
res(this.meta.data);
}
});
}
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public connections: Connection[] = [];
public registerStreamConnection(connection: Connection) {
this.connections.push(connection);
}
public unregisterStreamConnection(connection: Connection) {
this.connections = this.connections.filter(c => c != connection);
}
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}
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class WindowSystem extends EventEmitter {
public windows = new Set();
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public add(window) {
this.windows.add(window);
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this.emit('added', window);
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}
public remove(window) {
this.windows.delete(window);
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this.emit('removed', window);
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}
public getAll() {
return this.windows;
}
}
/**
* Convert the URL safe base64 string to a Uint8Array
* @param base64String base64 string
*/
function urlBase64ToUint8Array(base64String: string): Uint8Array {
const padding = '='.repeat((4 - base64String.length % 4) % 4);
const base64 = (base64String + padding)
.replace(/\-/g, '+')
.replace(/_/g, '/');
const rawData = window.atob(base64);
const outputArray = new Uint8Array(rawData.length);
for (let i = 0; i < rawData.length; ++i) {
outputArray[i] = rawData.charCodeAt(i);
}
return outputArray;
}