Fixes some UI issues corresponding to the theme

- Fixes white page at 'legalnotice' and 'privacypolicy'
- Fixes the button to collapse the sidenav
- Fixes a too long text in the headbar
- Reworked the login data service:
    * make order of operations clear
    * prevent setting invalid data into the storage

client/src/app/core/core-services/pwa.service.spec.ts

@@ -1,4 +1,4 @@
-import { TestBed } from '@angular/core/testing';
+import { TestBed, inject } from '@angular/core/testing';
 
 import { PwaService } from './pwa.service';
 import { E2EImportsModule } from 'e2e-imports.module';
@@ -6,12 +6,12 @@ import { E2EImportsModule } from 'e2e-imports.module';
 describe('PwaService', () => {
     beforeEach(() =>
         TestBed.configureTestingModule({
-            imports: [E2EImportsModule]
+            imports: [E2EImportsModule],
+            providers: [PwaService]
         })
     );
 
-    it('should be created', () => {
-        const service: PwaService = TestBed.get(PwaService);
+    it('should be created', inject([PwaService], (service: PwaService) => {
         expect(service).toBeTruthy();
-    });
+    }));
 });

client/src/app/core/core-services/storage.service.spec.ts

@@ -1,10 +1,12 @@
 import { TestBed, inject } from '@angular/core/testing';
 
 import { StorageService } from './storage.service';
+import { E2EImportsModule } from 'e2e-imports.module';
 
 describe('StorageService', () => {
     beforeEach(() => {
         TestBed.configureTestingModule({
+            imports: [E2EImportsModule],
             providers: [StorageService]
         });
     });

client/src/app/core/ui-services/duration.service.spec.ts

@@ -1,4 +1,4 @@
-import { TestBed } from '@angular/core/testing';
+import { TestBed, inject } from '@angular/core/testing';
 
 import { DurationService } from './duration.service';
 import { E2EImportsModule } from 'e2e-imports.module';
@@ -6,12 +6,12 @@ import { E2EImportsModule } from 'e2e-imports.module';
 describe('DurationService', () => {
     beforeEach(() =>
         TestBed.configureTestingModule({
-            imports: [E2EImportsModule]
+            imports: [E2EImportsModule],
+            providers: [DurationService]
         })
     );
 
-    it('should be created', () => {
-        const service: DurationService = TestBed.get(DurationService);
+    it('should be created', inject([DurationService], (service: DurationService) => {
         expect(service).toBeTruthy();
-    });
+    }));
 });

client/src/app/core/ui-services/html-to-pdf.service.spec.ts

@@ -1,12 +1,17 @@
-import { TestBed } from '@angular/core/testing';
+import { TestBed, inject } from '@angular/core/testing';
 
 import { HtmlToPdfService } from './html-to-pdf.service';
+import { E2EImportsModule } from 'e2e-imports.module';
 
 describe('HtmlToPdfService', () => {
-    beforeEach(() => TestBed.configureTestingModule({}));
+    beforeEach(() => {
+        TestBed.configureTestingModule({
+            imports: [E2EImportsModule],
+            providers: [HtmlToPdfService]
+        });
+    });
 
-    it('should be created', () => {
-        const service: HtmlToPdfService = TestBed.get(HtmlToPdfService);
+    it('should be created', inject([HtmlToPdfService], (service: HtmlToPdfService) => {
         expect(service).toBeTruthy();
-    });
+    }));
 });

client/src/app/core/ui-services/load-font.service.spec.ts

@@ -1,12 +1,17 @@
-import { TestBed } from '@angular/core/testing';
+import { TestBed, inject } from '@angular/core/testing';
 
 import { LoadFontService } from './load-font.service';
+import { E2EImportsModule } from 'e2e-imports.module';
 
 describe('LoadFontService', () => {
-    beforeEach(() => TestBed.configureTestingModule({}));
+    beforeEach(() => {
+        TestBed.configureTestingModule({
+            imports: [E2EImportsModule],
+            providers: [LoadFontService]
+        });
+    });
 
-    it('should be created', () => {
-        const service: LoadFontService = TestBed.get(LoadFontService);
+    it('should be created', inject([LoadFontService], (service: LoadFontService) => {
         expect(service).toBeTruthy();
-    });
+    }));
 });

client/src/app/core/ui-services/login-data.service.spec.ts

@@ -1,10 +1,12 @@
 import { TestBed, inject } from '@angular/core/testing';
 
 import { LoginDataService } from './login-data.service';
+import { E2EImportsModule } from 'e2e-imports.module';
 
 describe('LoginDataService', () => {
     beforeEach(() => {
         TestBed.configureTestingModule({
+            imports: [E2EImportsModule],
             providers: [LoginDataService]
         });
     });

client/src/app/core/ui-services/login-data.service.ts

@@ -1,22 +1,35 @@
-import { Injectable } from '@angular/core';
+import { Injectable, EventEmitter } from '@angular/core';
 
 import { BehaviorSubject, Observable } from 'rxjs';
 
 import { ConfigService } from './config.service';
 import { StorageService } from '../core-services/storage.service';
 import { OpenSlidesStatusService } from '../core-services/openslides-status.service';
+import { HttpService } from '../core-services/http.service';
+import { environment } from 'environments/environment.prod';
+import { auditTime } from 'rxjs/operators';
 
 /**
  * The login data send by the server.
  */
 export interface LoginData {
-    privacy_policy: string;
-    legal_notice: string;
+    privacy_policy?: string;
+    legal_notice?: string;
     theme: string;
     logo_web_header: {
         path: string;
         display_name: string;
     };
+    login_info_text?: string;
+}
+
+/**
+ * Checks, if the given object holds valid LoginData.
+ *
+ * @param obj The object to check
+ */
+function isLoginData(obj: any): obj is LoginData {
+    return !!obj && obj.theme && obj.logo_web_header;
 }
 
 const LOGIN_DATA_STORAGE_KEY = 'LoginData';
@@ -29,28 +42,40 @@ const LOGIN_DATA_STORAGE_KEY = 'LoginData';
     providedIn: 'root'
 })
 export class LoginDataService {
+    /**
+     * Holds the installation notice.
+     */
+    private readonly _loginInfoText = new BehaviorSubject<string>('');
+
+    /**
+     * Returns the installation notice as observable.
+     */
+    public get loginInfoText(): Observable<string> {
+        return this._loginInfoText.asObservable();
+    }
+
     /**
      * Holds the privacy policy
      */
-    private readonly _privacy_policy = new BehaviorSubject<string>('');
+    private readonly _privacyPolicy = new BehaviorSubject<string>('');
 
     /**
      * Returns an observable for the privacy policy
      */
-    public get privacy_policy(): Observable<string> {
-        return this._privacy_policy.asObservable();
+    public get privacyPolicy(): Observable<string> {
+        return this._privacyPolicy.asObservable();
     }
 
     /**
      * Holds the legal notice
      */
-    private readonly _legal_notice = new BehaviorSubject<string>('');
+    private readonly _legalNotice = new BehaviorSubject<string>('');
 
     /**
      * Returns an observable for the legal notice
      */
-    public get legal_notice(): Observable<string> {
-        return this._legal_notice.asObservable();
+    public get legalNotice(): Observable<string> {
+        return this._legalNotice.asObservable();
     }
 
     /**
@@ -68,7 +93,7 @@ export class LoginDataService {
     /**
      * Holds the custom web header
      */
-    private readonly _logo_web_header = new BehaviorSubject<{ path: string; display_name: string }>({
+    private readonly _logoWebHeader = new BehaviorSubject<{ path: string; display_name: string }>({
         path: '',
         display_name: ''
     });
@@ -76,10 +101,27 @@ export class LoginDataService {
     /**
      * Returns an observable for the web header
      */
-    public get logo_web_header(): Observable<{ path: string; display_name: string }> {
-        return this._logo_web_header.asObservable();
+    public get logoWebHeader(): Observable<{ path: string; display_name: string }> {
+        return this._logoWebHeader.asObservable();
     }
 
+    /**
+     * Emit this event, if the current login data should be stored. This
+     * is debounced to minimize requests to the storage service.
+     */
+    private storeLoginDataRequests = new EventEmitter<void>();
+
+    /**
+     * Holds, if `_refresh` can be called. This will be true fter the setup.
+     */
+    private canRefresh = false;
+
+    /**
+     * Marks, if during the etup (with `canRefresh=false`) a refresh was requested.
+     * After the setup, this variabel will be checked and a refresh triggered, if it is true.
+     */
+    private markRefresh = false;
+
     /**
      * Constructs this service. The config service is needed to update the privacy
      * policy and legal notice, when their config values change.
@@ -88,67 +130,112 @@ export class LoginDataService {
     public constructor(
         private configService: ConfigService,
         private storageService: StorageService,
-        private OSStatus: OpenSlidesStatusService
+        private OSStatus: OpenSlidesStatusService,
+        private httpService: HttpService
     ) {
+        this.storeLoginDataRequests.pipe(auditTime(100)).subscribe(() => this.storeLoginData());
+        this.setup();
+    }
+
+    /**
+     * Loads the login data and *after* that the configs are subscribed. If a request for a refresh
+     * was issued while the setup, the refresh will be executed afterwards.
+     */
+    private async setup(): Promise<void> {
+        await this.loadLoginData();
         this.configService.get<string>('general_event_privacy_policy').subscribe(value => {
-            this._privacy_policy.next(value);
-            this.storeLoginData();
+            if (value !== undefined) {
+                this._privacyPolicy.next(value);
+                this.storeLoginDataRequests.next();
+            }
         });
         this.configService.get<string>('general_event_legal_notice').subscribe(value => {
-            this._legal_notice.next(value);
-            this.storeLoginData();
+            if (value !== undefined) {
+                this._legalNotice.next(value);
+                this.storeLoginDataRequests.next();
+            }
         });
-        configService.get<string>('openslides_theme').subscribe(value => {
+        this.configService.get<string>('openslides_theme').subscribe(value => {
+            if (value) {
                 this._theme.next(value);
-            this.storeLoginData();
+                this.storeLoginDataRequests.next();
+            }
         });
-        configService.get<{ path: string; display_name: string }>('logo_web_header').subscribe(value => {
-            this._logo_web_header.next(value);
-            this.storeLoginData();
+        this.configService.get<{ path: string; display_name: string }>('logo_web_header').subscribe(value => {
+            if (value) {
+                this._logoWebHeader.next(value);
+                this.storeLoginDataRequests.next();
+            }
         });
+        this.canRefresh = true;
+        if (this.markRefresh) {
+            this._refresh();
+        }
+    }
 
-        this.loadLoginData();
+    /**
+     * Explicit refresh the ata from the server.
+     */
+    public refresh(): void {
+        if (this.canRefresh && !this.markRefresh) {
+            this._refresh();
+        } else if (!this.canRefresh) {
+            this.markRefresh = true;
+        }
+    }
+
+    /**
+     * The actual refresh implementation.
+     */
+    private async _refresh(): Promise<void> {
+        try {
+            const loginData = await this.httpService.get<LoginData>(environment.urlPrefix + '/users/login/');
+            this.setLoginData(loginData);
+            this.storeLoginDataRequests.next();
+        } catch (e) {
+            console.log('Could not refresh login data', e);
+        }
+        this.markRefresh = false;
     }
 
     /**
      * Load the login data from the storage. If it there, set it.
      */
     private async loadLoginData(): Promise<void> {
-        const loginData = await this.storageService.get<LoginData | null>(LOGIN_DATA_STORAGE_KEY);
-        if (loginData) {
+        const loginData = await this.storageService.get<any>(LOGIN_DATA_STORAGE_KEY);
+        if (isLoginData(loginData)) {
             this.setLoginData(loginData);
         }
     }
 
     /**
-     * Setter for the login data
+     * Triggers all subjects with the given data.
      *
-     * @param loginData the login data
+     * @param loginData The data
      */
-    public setLoginData(loginData: LoginData): void {
-        this._privacy_policy.next(loginData.privacy_policy);
-        this._legal_notice.next(loginData.legal_notice);
+    private setLoginData(loginData: LoginData): void {
+        this._privacyPolicy.next(loginData.privacy_policy);
+        this._legalNotice.next(loginData.legal_notice);
         this._theme.next(loginData.theme);
-        this.storeLoginData(loginData);
+        this._logoWebHeader.next(loginData.logo_web_header);
+        this._loginInfoText.next(loginData.login_info_text);
     }
 
     /**
-     * Saves the login data in the storage.
-     *
-     * @param loginData If given, this data is used. If it's null, the current values
-     * from the behaviour subject are taken.
+     * Saves the login data to the storeage. Do not call this method and
+     * use `storeLoginDataRequests` instead. The data to store will be
+     * taken form all subjects.
      */
-    private storeLoginData(loginData?: LoginData): void {
-        if (!loginData) {
-            loginData = {
-                privacy_policy: this._privacy_policy.getValue(),
-                legal_notice: this._legal_notice.getValue(),
-                theme: this._theme.getValue(),
-                logo_web_header: this._logo_web_header.getValue()
-            };
+    private storeLoginData(): void {
+        if (this.OSStatus.isInHistoryMode) {
+            return;
         }
-        if (!this.OSStatus.isInHistoryMode) {
+        const loginData = {
+            privacy_policy: this._privacyPolicy.getValue(),
+            legal_notice: this._legalNotice.getValue(),
+            theme: this._theme.getValue(),
+            logo_web_header: this._logoWebHeader.getValue()
+        };
         this.storageService.set(LOGIN_DATA_STORAGE_KEY, loginData);
     }
 }
-}

client/src/app/core/ui-services/media-manage.service.spec.ts

@@ -1,13 +1,17 @@
-import { TestBed } from '@angular/core/testing';
+import { TestBed, inject } from '@angular/core/testing';
 
 import { MediaManageService } from './media-manage.service';
 import { E2EImportsModule } from 'e2e-imports.module';
 
 describe('MediaManageService', () => {
-    beforeEach(() => TestBed.configureTestingModule({ imports: [E2EImportsModule] }));
+    beforeEach(() => {
+        TestBed.configureTestingModule({
+            imports: [E2EImportsModule],
+            providers: [MediaManageService]
+        });
+    });
 
-    it('should be created', () => {
-        const service: MediaManageService = TestBed.get(MediaManageService);
+    it('should be created', inject([MediaManageService], (service: MediaManageService) => {
         expect(service).toBeTruthy();
-    });
+    }));
 });

client/src/app/core/ui-services/pdf-document.service.spec.ts

@@ -1,17 +1,17 @@
-import { TestBed } from '@angular/core/testing';
+import { TestBed, inject } from '@angular/core/testing';
 
 import { PdfDocumentService } from '../ui-services/pdf-document.service';
 import { E2EImportsModule } from 'e2e-imports.module';
 
 describe('PdfDocumentService', () => {
-    beforeEach(() =>
+    beforeEach(() => {
         TestBed.configureTestingModule({
-            imports: [E2EImportsModule]
-        })
-    );
+            imports: [E2EImportsModule],
+            providers: [PdfDocumentService]
+        });
+    });
 
-    it('should be created', () => {
-        const service: PdfDocumentService = TestBed.get(PdfDocumentService);
+    it('should be created', inject([PdfDocumentService], (service: PdfDocumentService) => {
         expect(service).toBeTruthy();
-    });
+    }));
 });

client/src/app/core/ui-services/poll.service.spec.ts

@@ -1,12 +1,17 @@
-import { TestBed } from '@angular/core/testing';
+import { TestBed, inject } from '@angular/core/testing';
 
 import { PollService } from './poll.service';
+import { E2EImportsModule } from 'e2e-imports.module';
 
 describe('PollService', () => {
-    beforeEach(() => TestBed.configureTestingModule({}));
+    beforeEach(() => {
+        TestBed.configureTestingModule({
+            imports: [E2EImportsModule],
+            providers: [PollService]
+        });
+    });
 
-    it('should be created', () => {
-        const service: PollService = TestBed.get(PollService);
+    it('should be created', inject([PollService], (service: PollService) => {
         expect(service).toBeTruthy();
-    });
+    }));
 });

client/src/app/core/ui-services/routing-state.service.spec.ts

@@ -1,17 +1,17 @@
-import { TestBed } from '@angular/core/testing';
+import { TestBed, inject } from '@angular/core/testing';
 
 import { RoutingStateService } from './routing-state.service';
 import { E2EImportsModule } from 'e2e-imports.module';
 
 describe('RoutingStateService', () => {
-    beforeEach(() =>
+    beforeEach(() => {
         TestBed.configureTestingModule({
-            imports: [E2EImportsModule]
-        })
-    );
+            imports: [E2EImportsModule],
+            providers: [RoutingStateService]
+        });
+    });
 
-    it('should be created', () => {
-        const service: RoutingStateService = TestBed.get(RoutingStateService);
+    it('should be created', inject([RoutingStateService], (service: RoutingStateService) => {
         expect(service).toBeTruthy();
-    });
+    }));
 });

client/src/app/core/ui-services/spinner.service.spec.ts

@@ -1,12 +1,17 @@
-import { TestBed } from '@angular/core/testing';
+import { TestBed, inject } from '@angular/core/testing';
 
 import { SpinnerService } from './spinner.service';
+import { E2EImportsModule } from 'e2e-imports.module';
 
 describe('SpinnerService', () => {
-    beforeEach(() => TestBed.configureTestingModule({}));
+    beforeEach(() => {
+        TestBed.configureTestingModule({
+            imports: [E2EImportsModule],
+            providers: [SpinnerService]
+        });
+    });
 
-    it('should be created', () => {
-        const service: SpinnerService = TestBed.get(SpinnerService);
+    it('should be created', inject([SpinnerService], (service: SpinnerService) => {
         expect(service).toBeTruthy();
-    });
+    }));
 });

client/src/app/core/ui-services/theme.service.spec.ts

@@ -1,12 +1,17 @@
-import { TestBed } from '@angular/core/testing';
+import { TestBed, inject } from '@angular/core/testing';
 
 import { ThemeService } from './theme.service';
+import { E2EImportsModule } from 'e2e-imports.module';
 
 describe('ThemeService', () => {
-    beforeEach(() => TestBed.configureTestingModule({}));
+    beforeEach(() => {
+        TestBed.configureTestingModule({
+            imports: [E2EImportsModule],
+            providers: [ThemeService]
+        });
+    });
 
-    it('should be created', () => {
-        const service: ThemeService = TestBed.get(ThemeService);
+    it('should be created', inject([ThemeService], (service: ThemeService) => {
         expect(service).toBeTruthy();
-    });
+    }));
 });

client/src/app/core/ui-services/theme.service.ts

@@ -77,17 +77,4 @@ export class ThemeService {
             return null;
         }
     }
-
-    /**
-     * Function to ensure, that there is at least one theme set to define
-     * the colors of the components.
-     *
-     * If a theme is already set, nothing happens, otherwise the
-     * `DEFAULT_THEME` will be set.
-     */
-    public checkTheme(): void {
-        if (!this.currentTheme || this.currentTheme === '') {
-            this.changeTheme(ThemeService.DEFAULT_THEME);
-        }
-    }
 }

client/src/app/core/ui-services/update.service.spec.ts

@@ -1,4 +1,4 @@
-import { TestBed } from '@angular/core/testing';
+import { TestBed, inject } from '@angular/core/testing';
 
 import { UpdateService } from './update.service';
 import { E2EImportsModule } from 'e2e-imports.module';
@@ -11,8 +11,7 @@ describe('UpdateService', () => {
         })
     );
 
-    it('should be created', () => {
-        const service: UpdateService = TestBed.get(UpdateService);
+    it('should be created', inject([UpdateService], (service: UpdateService) => {
         expect(service).toBeTruthy();
-    });
+    }));
 });

client/src/app/core/ui-services/viewport.service.spec.ts

@@ -1,10 +1,12 @@
 import { TestBed, inject } from '@angular/core/testing';
 
 import { ViewportService } from './viewport.service';
+import { E2EImportsModule } from 'e2e-imports.module';
 
 describe('ViewportService', () => {
     beforeEach(() => {
         TestBed.configureTestingModule({
+            imports: [E2EImportsModule],
             providers: [ViewportService]
         });
     });

client/src/app/core/ui-services/xlsx-export-service.service.spec.ts

@@ -1,12 +1,17 @@
-import { TestBed } from '@angular/core/testing';
+import { TestBed, inject } from '@angular/core/testing';
 
 import { XlsxExportServiceService } from './xlsx-export-service.service';
+import { E2EImportsModule } from 'e2e-imports.module';
 
 describe('XlsxExportServiceService', () => {
-    beforeEach(() => TestBed.configureTestingModule({}));
+    beforeEach(() => {
+        TestBed.configureTestingModule({
+            imports: [E2EImportsModule],
+            providers: [XlsxExportServiceService]
+        });
+    });
 
-    it('should be created', () => {
-        const service: XlsxExportServiceService = TestBed.get(XlsxExportServiceService);
+    it('should be created', inject([XlsxExportServiceService], (service: XlsxExportServiceService) => {
         expect(service).toBeTruthy();
-    });
+    }));
 });

client/src/app/shared/components/head-bar/head-bar.component.scss

@@ -13,6 +13,7 @@
 
 .toolbar-left {
     display: flex;
+    max-width: calc(100% - 100px);
     button {
         margin: 12px 0;
     }

client/src/app/shared/components/legal-notice-content/legal-notice-content.component.html

@@ -1,6 +1,9 @@
 <mat-card class="os-card">
     <div>
-        <div class="legal-notice-text" [innerHtml]="legalNotice"></div>
+        <div *ngIf="legalNotice" class="legal-notice-text" [innerHtml]="legalNotice"></div>
+        <div *ngIf="!legalNotice" translate>
+            The event manager hasn't set up a legal notice yet.
+        </div>
         <mat-divider></mat-divider>
         <div *ngIf="versionInfo" class="version-text">
             <a [attr.href]="versionInfo.openslides_url" target="_blank">

client/src/app/shared/components/legal-notice-content/legal-notice-content.component.ts

@@ -1,7 +1,5 @@
 import { Component, OnInit } from '@angular/core';
 
-import { TranslateService } from '@ngx-translate/core';
-
 import { LoginDataService } from 'app/core/ui-services/login-data.service';
 import { environment } from 'environments/environment';
 import { HttpService } from 'app/core/core-services/http.service';
@@ -82,20 +80,14 @@ export class LegalNoticeContentComponent implements OnInit {
      * @param translate
      * @param http
      */
-    public constructor(
-        private loginDataService: LoginDataService,
-        private translate: TranslateService,
-        private http: HttpService
-    ) {}
+    public constructor(private loginDataService: LoginDataService, private http: HttpService) {}
 
     /**
      * Subscribes for the legal notice text.
      */
     public ngOnInit(): void {
-        this.loginDataService.legal_notice.subscribe(legalNotice => {
-            if (legalNotice) {
-                this.legalNotice = this.translate.instant(legalNotice);
-            }
+        this.loginDataService.legalNotice.subscribe(legalNotice => {
+            this.legalNotice = legalNotice;
         });
 
         // Query the version info.

client/src/app/shared/components/logo/logo.component.ts

@@ -42,7 +42,7 @@ export class LogoComponent implements OnInit, OnDestroy {
      * On init method
      */
     public ngOnInit(): void {
-        this.logoSubscription = this.loginDataService.logo_web_header.subscribe(nextLogo => {
+        this.logoSubscription = this.loginDataService.logoWebHeader.subscribe(nextLogo => {
             if (nextLogo) {
                 this.logoPath = nextLogo.path;
             }

client/src/app/shared/components/privacy-policy-content/privacy-policy-content.component.ts

@@ -1,7 +1,5 @@
 import { Component, OnInit } from '@angular/core';
 
-import { TranslateService } from '@ngx-translate/core';
-
 import { LoginDataService } from 'app/core/ui-services/login-data.service';
 
 /**
@@ -24,16 +22,14 @@ export class PrivacyPolicyContentComponent implements OnInit {
      * @param loginDataService Login Data
      * @param translate for the translation
      */
-    public constructor(private loginDataService: LoginDataService, private translate: TranslateService) {}
+    public constructor(private loginDataService: LoginDataService) {}
 
     /**
      * Subscribes for the privacy policy text
      */
     public ngOnInit(): void {
-        this.loginDataService.privacy_policy.subscribe(privacyPolicy => {
-            if (privacyPolicy) {
-                this.privacyPolicy = this.translate.instant(privacyPolicy);
-            }
+        this.loginDataService.privacyPolicy.subscribe(privacyPolicy => {
+            this.privacyPolicy = privacyPolicy;
         });
     }
 }

client/src/app/site/login/components/login-mask/login-mask.component.ts

@@ -6,18 +6,13 @@ import { Title } from '@angular/platform-browser';
 import { Subscription } from 'rxjs';
 import { TranslateService } from '@ngx-translate/core';
 
-import { BaseComponent } from 'app/base.component';
+import { BaseViewComponent } from 'app/site/base/base-view';
 import { AuthService } from 'app/core/core-services/auth.service';
 import { OperatorService } from 'app/core/core-services/operator.service';
-import { environment } from 'environments/environment';
-import { LoginDataService, LoginData } from 'app/core/ui-services/login-data.service';
+import { LoginDataService } from 'app/core/ui-services/login-data.service';
 import { ParentErrorStateMatcher } from 'app/shared/parent-error-state-matcher';
-import { HttpService } from 'app/core/core-services/http.service';
 import { SpinnerService } from 'app/core/ui-services/spinner.service';
-
-interface LoginDataWithInfoText extends LoginData {
-    info_text?: string;
-}
+import { MatSnackBar } from '@angular/material';
 
 /**
  * Login mask component.
@@ -29,7 +24,7 @@ interface LoginDataWithInfoText extends LoginData {
     templateUrl: './login-mask.component.html',
     styleUrls: ['./login-mask.component.scss']
 })
-export class LoginMaskComponent extends BaseComponent implements OnInit, OnDestroy {
+export class LoginMaskComponent extends BaseViewComponent implements OnInit, OnDestroy {
     /**
      * Show or hide password and change the indicator accordingly
      */
@@ -72,16 +67,16 @@ export class LoginMaskComponent extends BaseComponent implements OnInit, OnDestr
     public constructor(
         title: Title,
         translate: TranslateService,
+        matSnackBar: MatSnackBar,
         private authService: AuthService,
         private operator: OperatorService,
         private router: Router,
         private route: ActivatedRoute,
         private formBuilder: FormBuilder,
-        private httpService: HttpService,
         private loginDataService: LoginDataService,
         private spinnerService: SpinnerService
     ) {
-        super(title, translate);
+        super(title, translate, matSnackBar);
         // Hide the spinner if the user is at `login-mask`
         spinnerService.setVisibility(false);
         this.createForm();
@@ -94,17 +89,8 @@ export class LoginMaskComponent extends BaseComponent implements OnInit, OnDestr
      * Observes the operator, if a user was already logged in, recreate to user and skip the login
      */
     public ngOnInit(): void {
-        // Get the login data. Save information to the login data service. If there is an
-        // error, ignore it.
-        // TODO: This has to be caught by the offline service
-        this.httpService.get<LoginDataWithInfoText>(environment.urlPrefix + '/users/login/').then(
-            response => {
-                if (response.info_text) {
-                    this.installationNotice = response.info_text;
-                }
-                this.loginDataService.setLoginData(response);
-            },
-            () => {}
+        this.subscriptions.push(
+            this.loginDataService.loginInfoText.subscribe(notice => (this.installationNotice = notice))
         );
 
         // Maybe the operator changes and the user is logged in. If so, redirect him and boot OpenSlides.

client/src/app/site/login/components/login-wrapper/login-wrapper.component.ts

@@ -4,6 +4,7 @@ import { Title } from '@angular/platform-browser';
 import { TranslateService } from '@ngx-translate/core';
 
 import { BaseComponent } from '../../../../base.component';
+import { LoginDataService } from 'app/core/ui-services/login-data.service';
 
 /**
  * Login component.
@@ -22,7 +23,11 @@ export class LoginWrapperComponent extends BaseComponent implements OnInit {
      * @param titleService  to set the title
      * @param translate just needed because super.setTitle depends in the `translator.instant` function
      */
-    public constructor(protected titleService: Title, protected translate: TranslateService) {
+    public constructor(
+        protected titleService: Title,
+        protected translate: TranslateService,
+        private loginDataService: LoginDataService
+    ) {
         super(titleService, translate);
     }
 
@@ -31,5 +36,6 @@ export class LoginWrapperComponent extends BaseComponent implements OnInit {
      */
     public ngOnInit(): void {
         super.setTitle('Login');
+        this.loginDataService.refresh();
     }
 }

client/src/app/site/login/components/reset-password-confirm/reset-password-confirm.component.html

@@ -21,10 +21,12 @@
             color="primary"
             class="submit-button"
             [disabled]="newPasswordForm.invalid"
-            translate
         >
-            Reset password
+            {{ 'Reset password' | translate }}
+        </button>
+        &nbsp;
+        <button type="button" mat-button routerLink="/login">
+            {{ 'Back to login' | translate }}
         </button>
-        <button type="button" class="back-button" routerLink="/login" translate>Back to login</button>
     </form>
 </div>

client/src/app/site/login/components/reset-password/reset-password.component.html

@@ -2,7 +2,14 @@
     <form [formGroup]="resetPasswordForm" (ngSubmit)="resetPassword()" autocomplete="off">
         <h3 translate>Enter your email to send the password reset link</h3>
         <mat-form-field>
-            <input matInput required placeholder="{{ 'Email' | translate }}" formControlName="email" type="email" autocomplete="off" />
+            <input
+                matInput
+                required
+                placeholder="{{ 'Email' | translate }}"
+                formControlName="email"
+                type="email"
+                autocomplete="off"
+            />
             <mat-error *ngIf="resetPasswordForm.get('email').invalid" translate>
                 Please enter a valid email address!
             </mat-error>

client/src/app/site/login/components/reset-password/reset-password.component.ts

@@ -8,7 +8,6 @@ import { TranslateService } from '@ngx-translate/core';
 
 import { environment } from 'environments/environment';
 import { HttpService } from 'app/core/core-services/http.service';
-import { ThemeService } from 'app/core/ui-services/theme.service';
 import { BaseViewComponent } from 'app/site/base/base-view';
 
 /**
@@ -35,8 +34,7 @@ export class ResetPasswordComponent extends BaseViewComponent implements OnInit
         matSnackBar: MatSnackBar,
         private http: HttpService,
         formBuilder: FormBuilder,
-        private router: Router,
-        private themeService: ThemeService
+        private router: Router
     ) {
         super(titleService, translate, matSnackBar);
         this.resetPasswordForm = formBuilder.group({
@@ -49,7 +47,6 @@ export class ResetPasswordComponent extends BaseViewComponent implements OnInit
      */
     public ngOnInit(): void {
         super.setTitle('Reset password');
-        this.themeService.checkTheme();
     }
 
     /**

client/src/app/site/site.component.scss

@@ -86,6 +86,7 @@ mat-sidenav-container {
             height: $size;
             width: $size;
             font-size: $size;
+            margin: 0;
         }
     }
 }

openslides/users/views.py

@@ -697,20 +697,17 @@ class UserLoginView(WhoAmIDataView):
         """
         if self.request.method == "GET":
             if config["general_login_info_text"]:
-                context["info_text"] = config["general_login_info_text"]
+                context["login_info_text"] = config["general_login_info_text"]
             else:
                 try:
                     user = User.objects.get(username="admin")
-                except User.DoesNotExist:
-                    context["info_text"] = ""
-                else:
                     if user.check_password("admin"):
-                        context["info_text"] = (
+                        context["login_info_text"] = (
                             f"Use <strong>admin</strong> and <strong>admin</strong> for your first login.<br>"
                             "Please change your password to hide this message!"
                         )
-                    else:
-                        context["info_text"] = ""
+                except User.DoesNotExist:
+                    pass
             # Add the privacy policy and legal notice, so the client can display it
             # even, it is not logged in.
             context["privacy_policy"] = config["general_event_privacy_policy"]

tests/integration/users/test_views.py

@@ -72,7 +72,7 @@ class TestUserLoginView(TestCase):
         response = self.client.get(self.url)
 
         self.assertEqual(response.status_code, 200)
-        self.assertTrue(json.loads(response.content.decode()).get("info_text"))
+        self.assertTrue(json.loads(response.content.decode()).get("login_info_text"))
 
     def test_post_no_data(self):
         response = self.client.post(self.url)