solving SSR issue

src/app/app.component.ts

@@ -31,7 +31,8 @@ import { Angulartics2DSpace } from './statistics/angulartics/dspace-provider';
 import { environment } from '../environments/environment';
 import { models } from './core/core.module';
 import { LocaleService } from './core/locale/locale.service';
-import { CookiesService } from './shared/cookies/cookies.service';
+import { KlaroService } from './shared/cookies/klaro.service';
+import { hasValue } from './shared/empty.util';
 
 @Component({
   selector: 'ds-app',
@@ -69,7 +70,7 @@ export class AppComponent implements OnInit, AfterViewInit {
     private menuService: MenuService,
     private windowService: HostWindowService,
     private localeService: LocaleService,
-    @Optional() private cookiesService: CookiesService
+    @Optional() private cookiesService: KlaroService
   ) {
 
     /* Use models object so all decorators are actually called */
@@ -83,7 +84,7 @@ export class AppComponent implements OnInit, AfterViewInit {
     // set the current language code
     this.localeService.setCurrentLanguageCode();
 
-    this.cookiesService.initialize();
+    this.initializeKlaro();
 
     angulartics2GoogleAnalytics.startTracking();
     angulartics2DSpace.startTracking();
@@ -163,4 +164,9 @@ export class AppComponent implements OnInit, AfterViewInit {
     );
   }
 
+  private initializeKlaro() {
+    if (hasValue(this.cookiesService)) {
+      this.cookiesService.initialize()
+    }
+  }
 }

src/app/core/locale/locale.service.ts

@@ -10,7 +10,7 @@ import { Observable, of as observableOf, combineLatest } from 'rxjs';
 import { map, take, flatMap } from 'rxjs/operators';
 import { NativeWindowService, NativeWindowRef } from '../services/window.service';
 
-export const LANG_COOKIE = 'language_cookie';
+export const LANG_COOKIE = 'dsLanguage';
 
 /**
  * This enum defines the possible origin of the languages

src/app/core/shared/dspace-object.model.ts

@@ -184,4 +184,25 @@ export class DSpaceObject extends ListableObject implements CacheableObject {
   getRenderTypes(): Array<string | GenericConstructor<ListableObject>> {
     return [this.constructor as GenericConstructor<ListableObject>];
   }
+
+  setMetadata(key: string, language?: string, ...values: string[]) {
+    const mdValues: MetadataValue[] = values.map((value: string, index: number) => {
+      const md = new MetadataValue();
+      md.value = value;
+      md.authority = null;
+      md.confidence = -1;
+      md.language = language || null;
+      md.place = index;
+      return md;
+    });
+    if (hasNoValue(this.metadata)) {
+      this.metadata = Object.create({});
+    }
+    this.metadata[key] = mdValues;
+  }
+
+  removeMetadata(key: string) {
+    delete this.metadata[key];
+  }
+
 }

src/app/footer/footer.component.ts

@@ -1,5 +1,6 @@
-import { Component } from '@angular/core';
-import { CookiesService } from '../shared/cookies/cookies.service';
+import { Component, Optional } from '@angular/core';
+import { KlaroService } from '../shared/cookies/klaro.service';
+import { hasValue } from '../shared/empty.util';
 
 @Component({
   selector: 'ds-footer',
@@ -7,14 +8,15 @@ import { CookiesService } from '../shared/cookies/cookies.service';
   templateUrl: 'footer.component.html'
 })
 export class FooterComponent {
-  constructor(private cookies: CookiesService) {
-
-  }
-
   dateObj: number = Date.now();
 
+  constructor(@Optional() private cookies: KlaroService) {
+  }
+
   showCookieSettings() {
+    if (hasValue(this.cookies)) {
       this.cookies.showSettings();
+    }
     return false;
   }
 }

src/app/shared/cookies/klaro.service.spec.ts

@@ -1,12 +1,12 @@
 import { TestBed } from '@angular/core/testing';
 
-import { CookiesService } from './cookies.service';
+import { KlaroService } from './klaro.service';
 
-describe('CookiesService', () => {
+describe('KlaroService', () => {
   beforeEach(() => TestBed.configureTestingModule({}));
 
   it('should be created', () => {
-    const service: CookiesService = TestBed.get(CookiesService);
+    const service: KlaroService = TestBed.get(KlaroService);
     expect(service).toBeTruthy();
   });
 });

src/app/shared/cookies/klaro.service.ts

@@ -1,26 +1,23 @@
 import { Injectable } from '@angular/core';
 import * as Klaro from 'klaro'
-import { BehaviorSubject } from 'rxjs';
+import { BehaviorSubject, Observable } from 'rxjs';
 import { TOKENITEM } from '../../core/auth/models/auth-token-info.model';
 import { AuthService, IMPERSONATING_COOKIE, REDIRECT_COOKIE } from '../../core/auth/auth.service';
 import { LANG_COOKIE } from '../../core/locale/locale.service';
 import { TranslateService } from '@ngx-translate/core';
 import { environment } from '../../../environments/environment';
-import { take } from 'rxjs/operators';
+import { map, switchMap, take } from 'rxjs/operators';
 import { EPerson } from '../../core/eperson/models/eperson.model';
+import { of as observableOf, combineLatest as observableCombineLatest } from 'rxjs';
 
-export const HAS_AGREED_END_USER = 'hasAgreedEndUser';
-export const KLARO = 'klaro';
-
+export const HAS_AGREED_END_USER = 'dsHasAgreedEndUser';
+export const COOKIE_MDFIELD = 'dspace.agreements.cookies';
 const cookieNameMessagePrefix = 'cookies.consent.app.title.';
 const cookieDescriptionMessagePrefix = 'cookies.consent.app.description.';
 const cookiePurposeMessagePrefix = 'cookies.consent.purpose.';
 
-@Injectable({
-  providedIn: 'root'
-})
-
-export class CookiesService {
+@Injectable()
+export class KlaroService {
 
   message$: BehaviorSubject<string> = new BehaviorSubject<string>('');
 
@@ -129,7 +126,7 @@ export class CookiesService {
         purposes: ['acknowledgement'],
         required: true,
         cookies: [
-          KLARO
+          [/^klaro-.+$/],
         ]
       },
       {
@@ -183,6 +180,7 @@ export class CookiesService {
         passed as the second parameter.
         */
         callback: (consent, app) => {
+          console.log(consent, app);
           this.message$.next('User consent for app ' + app.name + ': consent=' + consent);
         },
         /*
@@ -193,41 +191,72 @@ export class CookiesService {
         */
         onlyOnce: true,
       },
-    ]
+    ],
+    /*
+    You can define an optional callback function that will be called each time the
+    consent state for any given app changes. The consent value will be passed as the
+    first parameter to the function (true=consented). The `app` config will be
+    passed as the second parameter.
+    */
+    callback: (consent, app) => {
+
+      /*
+      You can define an optional callback function that will be called each time the
+      consent state for any given app changes. The consent value will be passed as the
+      first parameter to the function (true=consented). The `app` config will be
+      passed as the second parameter.
+      */
+      console.log(
+        'User consent for app ' + app.name + ': consent=' + consent
+      );
+      // this.updateUserCookieConsent();
+    },
   };
 
   constructor(
     private translateService: TranslateService,
-    private authService: AuthService,
-  ) {
+    private authService: AuthService) {
   }
 
   initialize() {
-    this.authService.getAuthenticatedUserFromStore()
-      .subscribe((user: EPerson) => {
-        this.klaroConfig.storageName = 'klaro-' + (user.uuid);
-
-      });
-    /**
-     * Add all message keys for apps and purposes
-     */
-    this.addAppMessages();
 
     /**
      * Make sure the fallback language is english
      */
     this.translateService.setDefaultLang(environment.defaultLanguage);
 
+    const storageName$: Observable<string> = this.authService.isAuthenticated()
+      .pipe(
+        take(1),
+        switchMap((loggedIn: boolean) => {
+          if (loggedIn) {
+            return this.authService.getAuthenticatedUserFromStore().pipe(map((user: EPerson) => 'klaro-' + user.uuid), take(1))
+          } else {
+            return observableOf('klaro-anonymous')
+          }
+        })
+      );
+    const translationServiceReady$ = this.translateService.get('loading.default').pipe(take(1));
+
+    observableCombineLatest(storageName$, translationServiceReady$)
+      .subscribe(([name, translation]: string[]) => {
+        this.klaroConfig.storageName = name;
+
+        /**
+         * Add all message keys for apps and purposes
+         */
+        this.addAppMessages();
+
         /**
          * Subscribe on a message to make sure the translation service is ready
          * Translate all keys in the translation section of the configuration
          * Show the configuration if the configuration has not been confirmed
          */
-    this.translateService.get('loading.default').pipe(take(1)).subscribe(() => {
         this.translateConfiguration();
         Klaro.renderKlaro(this.klaroConfig, false);
         Klaro.initialize();
-    })
+      });
+
   }
 
   private getTitleTranslation(title: string) {
@@ -277,4 +306,12 @@ export class CookiesService {
     });
     return object;
   }
+
+  getSettingsForUser(user: EPerson) {
+    return JSON.parse(user.firstMetadataValue(COOKIE_MDFIELD));
+  }
+
+  setSettingsForUser(user: EPerson, config: object) {
+    return user.setMetadata(COOKIE_MDFIELD, undefined, JSON.stringify(config));
+  }
 }

src/modules/app/browser-app.module.ts

@@ -21,9 +21,9 @@ import { AuthService } from '../../app/core/auth/auth.service';
 import { Angulartics2RouterlessModule } from 'angulartics2/routerlessmodule';
 import { SubmissionService } from '../../app/submission/submission.service';
 import { StatisticsModule } from '../../app/statistics/statistics.module';
+import { KlaroService } from '../../app/shared/cookies/klaro.service';
 import { HardRedirectService } from '../../app/core/services/hard-redirect.service';
 import { BrowserHardRedirectService } from '../../app/core/services/browser-hard-redirect.service';
-import { CookiesService } from '../../app/shared/cookies/cookies.service';
 
 export const REQ_KEY = makeStateKey<string>('req');
 
@@ -85,8 +85,8 @@ export function locationProvider(): Location {
       useClass: ClientCookieService
     },
     {
-      provide: CookiesService,
-      useClass: CookiesService
+      provide: KlaroService,
+      useClass: KlaroService
     },
     {
       provide: SubmissionService,

tsconfig.server.json

@@ -6,5 +6,15 @@
   },
   "angularCompilerOptions": {
     "entryModule": "./src/modules/app/server-app.module#ServerAppModule"
-  }
+  },
+  "exclude": [
+    "src/test.ts",
+    "src/**/*.spec.ts",
+    "src/**/*.mock.ts",
+    "src/**/*.test.ts",
+    "src/**/*.stub.ts",
+    "src/**/testing/*",
+    "src/**/mocks/*",
+    "node_modules/klaro"
+  ],
 }