68 lines
2.2 KiB
TypeScript
68 lines
2.2 KiB
TypeScript
import ApplicationComponent from "../ApplicationComponent";
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import session from "express-session";
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import config from "config";
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import RedisComponent from "./RedisComponent";
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import flash from "connect-flash";
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import {Router} from "express";
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import SecurityError from "../SecurityError";
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export default class SessionComponent extends ApplicationComponent<void> {
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private readonly storeComponent: RedisComponent;
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public constructor(storeComponent: RedisComponent) {
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super();
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this.storeComponent = storeComponent;
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}
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public async checkSecuritySettings(): Promise<void> {
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this.checkSecurityConfigField('session.secret');
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if (!config.get<boolean>('session.cookie.secure')) {
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throw new SecurityError('Cannot set cookie secure field to false.');
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}
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}
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public async init(router: Router): Promise<void> {
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router.use(session({
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saveUninitialized: true,
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secret: config.get('session.secret'),
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store: this.storeComponent.getStore(),
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resave: true,
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cookie: {
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httpOnly: true,
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secure: config.get('session.cookie.secure'),
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maxAge: config.get('session.cookie.maxAge'),
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},
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rolling: true,
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}));
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router.use(flash());
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router.use((req, res, next) => {
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if (!req.session) {
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throw new Error('Session is unavailable.');
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}
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res.locals.session = req.session;
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let _flash: any = {};
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res.locals.flash = (key?: string) => {
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if (key !== undefined) {
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if (_flash[key] === undefined) _flash[key] = req.flash(key) || null;
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return _flash[key];
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}
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if (_flash._messages === undefined) {
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_flash._messages = {
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info: req.flash('info'),
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success: req.flash('success'),
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warning: req.flash('warning'),
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error: req.flash('error'),
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};
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}
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return _flash._messages;
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};
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next();
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});
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}
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} |