Wired up middleware to handle unsubscribing

no-issue

core/server/web/site/app.js

@@ -15,6 +15,7 @@ const labsService = require('../../services/labs');
 const urlUtils = require('../../lib/url-utils');
 const sitemapHandler = require('../../../frontend/services/sitemap/handler');
 const themeMiddleware = require('../../../frontend/services/themes').middleware;
+const megaService = require('../../services/mega');
 const membersService = require('../../services/members');
 const siteRoutes = require('./routes');
 const shared = require('../shared');
@@ -189,6 +190,21 @@ module.exports = function setupSiteApp(options = {}) {
             return next();
         }
     });
+    siteApp.use(async function (req, res, next) {
+        if (!labsService.isSet('members')) {
+            return next();
+        }
+        if (!req.url.includes('unsubscribe=')) {
+            return next();
+        }
+        try {
+            await megaService.mega.handleUnsubscribeRequest(req);
+            next();
+        } catch (err) {
+            common.logging.warn(err.message);
+            return next();
+        }
+    });
     siteApp.use(function (req, res, next) {
         res.locals.member = req.member;
         next();