Add Thunderbird auto configuration mechanism

src/App.ts

@@ -38,6 +38,7 @@ import AddNameToUsers from "./migrations/AddNameToUsers";
 import CreateMailTables from "./migrations/CreateMailTables";
 import MailboxBackendController from "./controllers/MailboxBackendController";
 import RedirectBackComponent from "wms-core/components/RedirectBackComponent";
+import MailAutoConfigController from "./controllers/MailAutoConfigController";
 
 export default class App extends Application {
     private readonly port: number;
@@ -138,8 +139,9 @@ export default class App extends Application {
         this.use(new MailController());
 
         // Other functionnality
+        this.use(new MailAutoConfigController());
 
         // Semi-static routes
         this.use(new HomeController());
     }
-}
+}

src/controllers/MailAutoConfigController.ts

@@ -0,0 +1,40 @@
+import Controller from "wms-core/Controller";
+import {Request, Response} from "express";
+import config from "config";
+import MailDomain from "../models/MailDomain";
+
+export default class MailAutoConfigController extends Controller {
+    public routes(): void {
+        this.get('/.well-known/autoconfig/mail/config-v1.1.xml', this.getAutoConfig, 'mail-auto-config');
+    }
+
+    /**
+     * See view and https://wiki.mozilla.org/Thunderbird:Autoconfiguration:ConfigFileFormat
+     */
+    protected async getAutoConfig(req: Request, res: Response): Promise<void> {
+        res.contentType('text/xml');
+        res.render('mail-auto-config.xml.njk', {
+            domain: config.get<string>('domain'),
+            domains: await MailDomain.select().get(),
+            display_name: 'Rainbox Email',
+            display_name_short: 'Rainbox',
+            username: '%EMAILADDRESS%',
+            auth_method: 'password-cleartext',
+            imap: {
+                server: 'rainbox.email',
+                port: '143',
+                method: 'STARTTLS',
+            },
+            pop3: {
+                server: 'rainbox.email',
+                port: '110',
+                method: 'STARTTLS',
+            },
+            smtp: {
+                server: 'rainbox.email',
+                port: '587',
+                method: 'STARTTLS',
+            },
+        });
+    }
+}

views/mail-auto-config.xml.njk

@@ -0,0 +1,37 @@
+<?xml version="1.0"?>
+<clientConfig version="1.1">
+    <emailProvider id="{{ domain }}">
+        <domain>{{ domain }}</domain>
+
+        {% for d in domains %}
+            <domain>{{ d.name }}</domain>
+        {% endfor %}
+
+        <displayName>{{ display_name }}</displayName>
+        <displayShortName>{{ display_name_short }}</displayShortName>
+
+        <outgoingServer type="imap">
+            <hostname>{{ imap.server }}</hostname>
+            <port>{{ imap.port }}</port>
+            <socketType>{{ imap.method }}</socketType>
+            <username>{{ username }}</username>
+            <authentication>{{ auth_method }}</authentication>
+        </outgoingServer>
+
+        <incomingServer type="pop3">
+            <hostname>{{ pop3.server }}</hostname>
+            <port>{{ pop3.port }}</port>
+            <socketType>{{ pop3.method }}</socketType>
+            <username>{{ username }}</username>
+            <authentication>{{ auth_method }}</authentication>
+        </incomingServer>
+
+        <outgoingServer type="smtp">
+            <hostname>{{ smtp.server }}</hostname>
+            <port>{{ smtp.port }}</port>
+            <socketType>{{ smtp.method }}</socketType>
+            <username>{{ username }}</username>
+            <authentication>{{ auth_method }}</authentication>
+        </outgoingServer>
+    </emailProvider>
+</clientConfig>