server.ts

@@ -120,13 +120,13 @@ const cache = () => {
       (isMobileOrTablet() ? '/mobile' : '/desktop');
     const exists = myCache.has(key);
     if (exists) {
-      console.log(`from cache: ${key}`);
       const cachedBody = myCache.get(key);
       res.send(cachedBody);
       return;
     } else {
       res.sendResponse = res.send;
       res.send = body => {
+        if (res.finished) return;
         myCache.set(key, body);
         res.sendResponse(body);
       };

src/app/app.browser.module.ts

@@ -6,6 +6,10 @@ import { Minds } from './app.component';
 import * as PlotlyJS from 'plotly.js/dist/plotly-basic.min.js';
 import { PlotlyModule } from 'angular-plotly.js';
 import { CookieModule } from '@gorniv/ngx-universal';
+import {
+  RedirectService,
+  BrowserRedirectService,
+} from './common/services/redirect.service';
 
 PlotlyModule.plotlyjs = PlotlyJS;
 
@@ -15,6 +19,10 @@ PlotlyModule.plotlyjs = PlotlyJS;
   providers: [
     { provide: 'ORIGIN_URL', useValue: location.origin },
     { provide: 'QUERY_STRING', useValue: location.search || '' },
+    {
+      provide: RedirectService,
+      useClass: BrowserRedirectService,
+    },
   ],
 })
 export class AppBrowserModule {}

src/app/app.server.module.ts

@@ -9,6 +9,10 @@ import { MindsModule } from './app.module';
 import { Minds } from './app.component';
 import { PlotlyModule } from 'angular-plotly.js';
 import { CookieService, CookieBackendService } from '@gorniv/ngx-universal';
+import {
+  ServerRedirectService,
+  RedirectService,
+} from './common/services/redirect.service';
 
 PlotlyModule.plotlyjs = {
   plot: () => {
@@ -38,6 +42,10 @@ export class ServerXhr implements XhrFactory {
       provide: CookieService,
       useClass: CookieBackendService,
     },
+    {
+      provide: RedirectService,
+      useClass: ServerRedirectService,
+    },
   ],
   bootstrap: [Minds],
 })

src/app/common/common.module.ts

@@ -144,6 +144,7 @@ import { MediaProxyService } from './services/media-proxy.service';
 import { HorizontalFeedService } from './services/horizontal-feed.service';
 import { FormInputCheckboxComponent } from './components/forms/checkbox/checkbox.component';
 import { AttachmentPasteDirective } from './directives/paste/attachment-paste.directive';
+import { RedirectService } from './services/redirect.service';
 
 const routes: Routes = [
   {
@@ -432,9 +433,14 @@ const routes: Routes = [
     },
     {
       provide: ConfigsService,
-      useFactory: (client, injector) =>
-        new ConfigsService(client, injector.get('QUERY_STRING')),
-      deps: [Client, Injector],
+      useFactory: (client, injector, redirect, location) =>
+        new ConfigsService(
+          client,
+          injector.get('QUERY_STRING'),
+          redirect,
+          location
+        ),
+      deps: [Client, Injector, RedirectService, Location],
     },
     {
       provide: MetaService,

src/app/common/services/configs.service.ts

 import { Client } from '../api/client.service';
-import { Injectable, Inject, Optional } from '@angular/core';
-import { BehaviorSubject, Observable } from 'rxjs';
-import { map, tap } from 'rxjs/operators';
+import { Injectable, Inject, Optional, Injector } from '@angular/core';
+import { RedirectService } from './redirect.service';
+import { Location } from '@angular/common';
 
 @Injectable()
 export class ConfigsService {
@@ -9,7 +9,9 @@ export class ConfigsService {
 
   constructor(
     private client: Client,
-    @Inject('QUERY_STRING') private queryString: string
+    @Inject('QUERY_STRING') private queryString: string,
+    private redirectService: RedirectService,
+    private location: Location
   ) {}
 
   async loadFromRemote() {
@@ -17,6 +19,7 @@ export class ConfigsService {
       this.configs = await this.client.get(
         `api/v1/minds/config${this.queryString}`
       );
+      this.redirectToRootIfInvalidDomain();
     } catch (err) {
       console.error(err);
     }
@@ -29,4 +32,17 @@ export class ConfigsService {
   set(key, value): void {
     this.configs[key] = value;
   }
+
+  /**
+   * Redirect to the root domain if we have an invalid domain response from configs
+   * @return void
+   */
+  private redirectToRootIfInvalidDomain(): void {
+    if (this.get('redirect_to_root_on_init') === true) {
+      const redirectTo: string =
+        this.get('site_url') + this.location.path().substr(1);
+      this.redirectService.redirect(redirectTo);
+      throw `Invalid domain. Redirecting to ${redirectTo}`;
+    }
+  }
 }

src/app/common/services/redirect.service.ts

+import { Inject, Injectable } from '@angular/core';
+import { RESPONSE } from '@nguniversal/express-engine/tokens';
+
+export class RedirectService {
+  public redirect(url: string): void {}
+}
+
+export class BrowserRedirectService extends RedirectService {
+  redirect(url: string): void {
+    window.location.href = url;
+  }
+}
+
+export class ServerRedirectService extends RedirectService {
+  constructor(@Inject(RESPONSE) private res) {
+    super();
+  }
+
+  redirect(url: string, permanent: boolean = false): void {
+    const code = permanent ? 301 : 302;
+    this.res.redirect(code, url);
+    this.res.end();
+  }
+}

src/app/services/providers.ts

@@ -50,6 +50,7 @@ import { ConfigsService } from '../common/services/configs.service';
 import { TransferHttpInterceptorService } from './transfer-http-interceptor.service';
 import { CookieHttpInterceptorService } from './api/cookie-http-interceptor.service';
 import { CookieService } from '../common/services/cookie.service';
+import { RedirectService } from '../common/services/redirect.service';
 
 export const MINDS_PROVIDERS: any[] = [
   SiteService,
@@ -186,9 +187,14 @@ export const MINDS_PROVIDERS: any[] = [
   },
   {
     provide: ConfigsService,
-    useFactory: (client, injector) =>
-      new ConfigsService(client, injector.get('QUERY_STRING')),
-    deps: [Client, Injector],
+    useFactory: (client, injector, redirect, location) =>
+      new ConfigsService(
+        client,
+        injector.get('QUERY_STRING'),
+        redirect,
+        location
+      ),
+    deps: [Client, Injector, RedirectService, Location],
   },
   {
     provide: FeaturesService,