Implemented negative filters in back-end, added basic fixed filters settings dialog.

src/web/server.js

@@ -5,6 +5,7 @@ import Router from 'express-promise-router';
 import session from 'express-session';
 import RedisStore from 'connect-redis';
 import compression from 'compression';
+import cookie from 'cookie';
 import { renderPage } from 'vike/server'; // eslint-disable-line import/extensions
 
 // import root from './root.js';
@@ -58,6 +59,17 @@ export default async function initServer() {
 	router.use('/', express.static('static'));
 	router.use('/media', express.static(config.media.path));
 
+	router.use((req, res, next) => {
+		const cookies = cookie.parse(req.headers.cookie);
+
+		/* eslint-disable no-param-reassign */
+		req.cookies = cookies;
+		req.tagFilter = cookies.tags ? JSON.parse(cookies.tags) : [];
+		/* eslint-enable no-param-reassign */
+
+		next();
+	});
+
 	router.use(express.json());
 
 	const redisStore = new RedisStore({
@@ -129,6 +141,9 @@ export default async function initServer() {
 		const pageContextInit = {
 			urlOriginal: req.originalUrl,
 			urlQuery: req.query, // vike's own query does not apply boolean parser
+			headers: req.headers,
+			cookies: req.cookies,
+			tagFilter: req.tagFilter,
 			user: req.user && {
 				id: req.user.id,
 				username: req.user.username,