From 663d230561c69ea09e42a382bca302b7e8d5cec3 Mon Sep 17 00:00:00 2001
From: GabrielMeyer <meyergabriel@live.de>
Date: Tue, 22 Oct 2019 15:37:49 +0200
Subject: [PATCH] Adds the 'edit-mode' to start, legal-notice and
 privacy-policy

---
 .../legal-notice-content.component.html       | 17 +++-
 .../legal-notice-content.component.ts         | 72 +++++++++++++++-
 .../privacy-policy-content.component.html     | 17 ++--
 .../privacy-policy-content.component.ts       | 81 +++++++++++++++--
 .../legal-notice/legal-notice.component.html  | 18 +++-
 .../legal-notice/legal-notice.component.ts    | 48 +++++++++--
 .../privacy-policy.component.html             | 18 +++-
 .../privacy-policy.component.ts               | 52 ++++++++++-
 .../components/start/start.component.html     | 37 ++++++--
 .../components/start/start.component.ts       | 86 +++++++++++++++++--
 10 files changed, 402 insertions(+), 44 deletions(-)

diff --git a/client/src/app/shared/components/legal-notice-content/legal-notice-content.component.html b/client/src/app/shared/components/legal-notice-content/legal-notice-content.component.html
index 5c3f1caf1..e673d0650 100644
--- a/client/src/app/shared/components/legal-notice-content/legal-notice-content.component.html
+++ b/client/src/app/shared/components/legal-notice-content/legal-notice-content.component.html
@@ -1,9 +1,18 @@
 <mat-card class="os-card">
     <div>
-        <div *ngIf="legalNotice" class="legal-notice-text" [innerHtml]="legalNotice | trust: 'html'"></div>
-        <div *ngIf="!legalNotice" translate>
-            The event manager hasn't set up a legal notice yet.
-        </div>
+        <ng-container *ngIf="!isEditing">
+            <div *ngIf="legalNotice" class="legal-notice-text" [innerHtml]="legalNotice | trust: 'html'"></div>
+            <div *ngIf="!legalNotice" translate>
+                The event manager hasn't set up a legal notice yet.
+            </div>
+        </ng-container>
+        <ng-container *ngIf="isEditing">
+            <div>
+                <form [formGroup]="formGroup">
+                    <editor formControlName="legalNotice" [init]="tinyMceSettings"></editor>
+                </form>
+            </div>
+        </ng-container>
         <mat-divider></mat-divider>
         <div *ngIf="versionInfo" class="version-text">
             <a [attr.href]="versionInfo.openslides_url" target="_blank">
diff --git a/client/src/app/shared/components/legal-notice-content/legal-notice-content.component.ts b/client/src/app/shared/components/legal-notice-content/legal-notice-content.component.ts
index 9a5be7199..2a1ec7673 100644
--- a/client/src/app/shared/components/legal-notice-content/legal-notice-content.component.ts
+++ b/client/src/app/shared/components/legal-notice-content/legal-notice-content.component.ts
@@ -1,9 +1,14 @@
-import { Component, OnInit } from '@angular/core';
+import { Component, EventEmitter, Input, OnInit, Output } from '@angular/core';
+import { FormBuilder, FormGroup } from '@angular/forms';
+import { MatSnackBar } from '@angular/material';
+import { Title } from '@angular/platform-browser';
 
+import { TranslateService } from '@ngx-translate/core';
 import { environment } from 'environments/environment';
 
 import { HttpService } from 'app/core/core-services/http.service';
 import { LoginDataService } from 'app/core/ui-services/login-data.service';
+import { BaseViewComponent } from 'app/site/base/base-view';
 
 /**
  * Characterize a plugin. This data is retrieved from the server
@@ -64,7 +69,50 @@ interface VersionResponse {
     templateUrl: './legal-notice-content.component.html',
     styleUrls: ['./legal-notice-content.component.scss']
 })
-export class LegalNoticeContentComponent implements OnInit {
+export class LegalNoticeContentComponent extends BaseViewComponent implements OnInit {
+    /**
+     * Decides, whether the component can be edited at all.
+     * Defaults to `false`.
+     */
+    @Input()
+    public canBeEdited = false;
+
+    /**
+     * Sets the editing-state and updates the FormGroup with the current value.
+     *
+     * @param isEditing whether the component is currently in editing-mode.
+     */
+    @Input()
+    public set isEditing(isEditing: boolean) {
+        this.formGroup.patchValue({ legalNotice: this.legalNotice });
+        this._isEditing = isEditing;
+    }
+
+    /**
+     * Gets the editing-state.
+     *
+     * @returns `isEditing`.
+     */
+    public get isEditing(): boolean {
+        return this._isEditing;
+    }
+
+    /**
+     * Emitter to send updated value to the parent-component.
+     */
+    @Output()
+    public update = new EventEmitter<string>();
+
+    /**
+     * FormGroup for editing value.
+     */
+    public formGroup: FormGroup;
+
+    /**
+     * State, whether this is in editing-mode.
+     */
+    private _isEditing = false;
+
     /**
      * The legal notive text for the ui.
      */
@@ -81,7 +129,19 @@ export class LegalNoticeContentComponent implements OnInit {
      * @param translate
      * @param http
      */
-    public constructor(private loginDataService: LoginDataService, private http: HttpService) {}
+    public constructor(
+        title: Title,
+        translate: TranslateService,
+        matSnackbar: MatSnackBar,
+        private loginDataService: LoginDataService,
+        private http: HttpService,
+        fb: FormBuilder
+    ) {
+        super(title, translate, matSnackbar);
+        this.formGroup = fb.group({
+            legalNotice: ''
+        });
+    }
 
     /**
      * Subscribes for the legal notice text.
@@ -100,5 +160,11 @@ export class LegalNoticeContentComponent implements OnInit {
                 // TODO: error handling if the version info could not be loaded
             }
         );
+
+        if (this.canBeEdited) {
+            this.subscriptions.push(
+                this.formGroup.get('legalNotice').valueChanges.subscribe(value => this.update.emit(value))
+            );
+        }
     }
 }
diff --git a/client/src/app/shared/components/privacy-policy-content/privacy-policy-content.component.html b/client/src/app/shared/components/privacy-policy-content/privacy-policy-content.component.html
index 4e1f94960..d7f38cc38 100644
--- a/client/src/app/shared/components/privacy-policy-content/privacy-policy-content.component.html
+++ b/client/src/app/shared/components/privacy-policy-content/privacy-policy-content.component.html
@@ -1,6 +1,13 @@
-<mat-card class="os-card">
-    <div *ngIf="privacyPolicy" [innerHtml]="privacyPolicy | trust: 'html'"></div>
-    <div *ngIf="!privacyPolicy" translate>
-        The event manager hasn't set up a privacy policy yet.
-    </div>
+<mat-card [ngClass]="isEditing ? 'os-form-card' : 'os-card'">
+    <ng-container *ngIf="!isEditing">
+        <div *ngIf="privacyPolicy" [innerHtml]="privacyPolicy | trust: 'html'"></div>
+        <div *ngIf="!privacyPolicy" translate>
+            The event manager hasn't set up a privacy policy yet.
+        </div>
+    </ng-container>
+    <ng-container *ngIf="isEditing">
+        <form [formGroup]="formGroup">
+            <editor formControlName="privacyPolicy" [init]="tinyMceSettings"></editor>
+        </form>
+    </ng-container>
 </mat-card>
diff --git a/client/src/app/shared/components/privacy-policy-content/privacy-policy-content.component.ts b/client/src/app/shared/components/privacy-policy-content/privacy-policy-content.component.ts
index c52c10263..1344f3390 100644
--- a/client/src/app/shared/components/privacy-policy-content/privacy-policy-content.component.ts
+++ b/client/src/app/shared/components/privacy-policy-content/privacy-policy-content.component.ts
@@ -1,6 +1,12 @@
-import { Component, OnInit } from '@angular/core';
+import { Component, EventEmitter, Input, OnInit, Output } from '@angular/core';
+import { FormBuilder, FormGroup } from '@angular/forms';
+import { MatSnackBar } from '@angular/material';
+import { Title } from '@angular/platform-browser';
+
+import { TranslateService } from '@ngx-translate/core';
 
 import { LoginDataService } from 'app/core/ui-services/login-data.service';
+import { BaseViewComponent } from 'app/site/base/base-view';
 
 /**
  * Shared component to hold the content of the Privacy Policy.
@@ -11,18 +17,76 @@ import { LoginDataService } from 'app/core/ui-services/login-data.service';
     templateUrl: './privacy-policy-content.component.html',
     styleUrls: ['./privacy-policy-content.component.scss']
 })
-export class PrivacyPolicyContentComponent implements OnInit {
+export class PrivacyPolicyContentComponent extends BaseViewComponent implements OnInit {
+    /**
+     * Decides, whether the component can be edited at all.
+     * Defaults to `false`.
+     */
+    @Input()
+    public canBeEdited = false;
+
+    /**
+     * Sets the editing-state and updates the FormGroup with the current value.
+     *
+     * @param isEditing whether the component is currently in editing-mode.
+     */
+    @Input()
+    public set isEditing(isEditing: boolean) {
+        this.formGroup.patchValue({ privacyPolicy: this.privacyPolicy });
+        this._isEditing = isEditing;
+    }
+
+    /**
+     * Gets the editing-state.
+     *
+     * @returns `isEditing`.
+     */
+    public get isEditing(): boolean {
+        return this._isEditing;
+    }
+
+    /**
+     * Emitter to send updated value to the parent-component.
+     */
+    @Output()
+    public update = new EventEmitter<{ [key: string]: string }>();
+
+    /**
+     * FormGroup for editing value.
+     */
+    public formGroup: FormGroup;
+
+    /**
+     * State, whether this is in editing-mode.
+     */
+    private _isEditing = false;
+
     /**
      * The actual privacy policy as string
      */
     public privacyPolicy: string;
 
     /**
-     * Imports the loginDataService and the translation service
-     * @param loginDataService Login Data
-     * @param translate for the translation
+     * Constructor.
+     *
+     * @param title
+     * @param translate
+     * @param matSnackbar
+     * @param loginDataService
+     * @param fb
      */
-    public constructor(private loginDataService: LoginDataService) {}
+    public constructor(
+        title: Title,
+        protected translate: TranslateService,
+        matSnackbar: MatSnackBar,
+        private loginDataService: LoginDataService,
+        fb: FormBuilder
+    ) {
+        super(title, translate, matSnackbar);
+        this.formGroup = fb.group({
+            privacyPolicy: ''
+        });
+    }
 
     /**
      * Subscribes for the privacy policy text
@@ -31,5 +95,10 @@ export class PrivacyPolicyContentComponent implements OnInit {
         this.loginDataService.privacyPolicy.subscribe(privacyPolicy => {
             this.privacyPolicy = privacyPolicy;
         });
+        if (this.canBeEdited) {
+            this.subscriptions.push(
+                this.formGroup.get('privacyPolicy').valueChanges.subscribe(value => this.update.emit(value))
+            );
+        }
     }
 }
diff --git a/client/src/app/site/common/components/legal-notice/legal-notice.component.html b/client/src/app/site/common/components/legal-notice/legal-notice.component.html
index 1b9d62f2c..d8e76e3e0 100644
--- a/client/src/app/site/common/components/legal-notice/legal-notice.component.html
+++ b/client/src/app/site/common/components/legal-notice/legal-notice.component.html
@@ -1,10 +1,24 @@
-<os-head-bar [nav]="false" [goBack]="true">
+<os-head-bar
+    [nav]="false"
+    [goBack]="true"
+    [editMode]="isEditing"
+    [hasMainButton]="canManage()"
+    [mainButtonIcon]="'edit'"
+    [mainActionTooltip]="'Edit' | translate"
+    (cancelEditEvent)="isEditing = !isEditing"
+    (mainEvent)="isEditing = !isEditing"
+    (saveEvent)="saveChanges()"
+>
     <div class="title-slot">
         <h2 translate>Legal notice</h2>
     </div>
 </os-head-bar>
 
-<os-legal-notice-content></os-legal-notice-content>
+<os-legal-notice-content
+    [canBeEdited]="true"
+    [isEditing]="isEditing"
+    (update)="legalNotice = $event"
+></os-legal-notice-content>
 
 <mat-card class="os-card">
     <div>
diff --git a/client/src/app/site/common/components/legal-notice/legal-notice.component.ts b/client/src/app/site/common/components/legal-notice/legal-notice.component.ts
index a4b8629e5..b6ef990df 100644
--- a/client/src/app/site/common/components/legal-notice/legal-notice.component.ts
+++ b/client/src/app/site/common/components/legal-notice/legal-notice.component.ts
@@ -1,25 +1,47 @@
 import { Component, OnInit } from '@angular/core';
+import { MatSnackBar } from '@angular/material';
 import { Title } from '@angular/platform-browser';
 
 import { TranslateService } from '@ngx-translate/core';
 
 import { OpenSlidesService } from 'app/core/core-services/openslides.service';
+import { OperatorService } from 'app/core/core-services/operator.service';
+import { ConfigRepositoryService } from 'app/core/repositories/config/config-repository.service';
 import { UpdateService } from 'app/core/ui-services/update.service';
+import { BaseViewComponent } from 'app/site/base/base-view';
 
 @Component({
     selector: 'os-legal-notice',
     templateUrl: './legal-notice.component.html'
 })
-export class LegalNoticeComponent implements OnInit {
+export class LegalNoticeComponent extends BaseViewComponent implements OnInit {
+    /**
+     * Whether this component is in editing-mode.
+     */
+    public isEditing = false;
+
+    /**
+     * Holds the current legal-notice.
+     */
+    public legalNotice = '';
+
+    /**
+     * Constructor.
+     */
     public constructor(
+        title: Title,
+        protected translate: TranslateService,
+        matSnackbar: MatSnackBar,
         private openSlidesService: OpenSlidesService,
         private update: UpdateService,
-        private titleService: Title,
-        private translate: TranslateService
-    ) {}
+        private configRepo: ConfigRepositoryService,
+        private operator: OperatorService
+    ) {
+        super(title, translate, matSnackbar);
+    }
 
     public ngOnInit(): void {
-        this.titleService.setTitle(this.translate.instant('Legal notice'));
+        super.setTitle(this.translate.instant('Legal notice'));
     }
 
     public resetCache(): void {
@@ -33,4 +55,20 @@ export class LegalNoticeComponent implements OnInit {
     public initiateUpdateCheckForAllClients(): void {
         this.update.initiateUpdateCheckForAllClients();
     }
+
+    /**
+     * Saves changes.
+     */
+    public saveChanges(): void {
+        this.configRepo
+            .bulkUpdate([{ key: 'general_event_legal_notice', value: this.legalNotice }])
+            .then(() => (this.isEditing = !this.isEditing), this.raiseError);
+    }
+
+    /**
+     * Returns, if the current user has the necessary permissions.
+     */
+    public canManage(): boolean {
+        return this.operator.hasPerms('core.can_manage_config');
+    }
 }
diff --git a/client/src/app/site/common/components/privacy-policy/privacy-policy.component.html b/client/src/app/site/common/components/privacy-policy/privacy-policy.component.html
index a1065b4f1..6c832c4ec 100644
--- a/client/src/app/site/common/components/privacy-policy/privacy-policy.component.html
+++ b/client/src/app/site/common/components/privacy-policy/privacy-policy.component.html
@@ -1,7 +1,21 @@
-<os-head-bar [nav]=false [goBack]=true>
+<os-head-bar
+    [nav]="false"
+    [goBack]="true"
+    [editMode]="isEditing"
+    [hasMainButton]="canManage()"
+    [mainButtonIcon]="'edit'"
+    [mainActionTooltip]="'Edit' | translate"
+    (cancelEditEvent)="isEditing = !isEditing"
+    (mainEvent)="isEditing = !isEditing"
+    (saveEvent)="saveChanges()"
+>
     <div class="title-slot">
         <h2 translate>Privacy Policy</h2>
     </div>
 </os-head-bar>
 
-<os-privacy-policy-content></os-privacy-policy-content>
+<os-privacy-policy-content
+    [canBeEdited]="true"
+    [isEditing]="isEditing"
+    (update)="privacyProlicy = $event"
+></os-privacy-policy-content>
diff --git a/client/src/app/site/common/components/privacy-policy/privacy-policy.component.ts b/client/src/app/site/common/components/privacy-policy/privacy-policy.component.ts
index 9700e25ca..564065f06 100644
--- a/client/src/app/site/common/components/privacy-policy/privacy-policy.component.ts
+++ b/client/src/app/site/common/components/privacy-policy/privacy-policy.component.ts
@@ -1,17 +1,63 @@
 import { Component, OnInit } from '@angular/core';
+import { MatSnackBar } from '@angular/material';
 import { Title } from '@angular/platform-browser';
 
 import { TranslateService } from '@ngx-translate/core';
 
+import { OperatorService } from 'app/core/core-services/operator.service';
+import { ConfigRepositoryService } from 'app/core/repositories/config/config-repository.service';
+import { BaseViewComponent } from 'app/site/base/base-view';
+
 @Component({
     selector: 'os-privacy-policy',
     templateUrl: './privacy-policy.component.html',
     styleUrls: ['./privacy-policy.component.scss']
 })
-export class PrivacyPolicyComponent implements OnInit {
-    public constructor(private titleService: Title, private translate: TranslateService) {}
+export class PrivacyPolicyComponent extends BaseViewComponent implements OnInit {
+    /**
+     * Whether the component is in editing-mode.
+     */
+    public isEditing = false;
+
+    /**
+     * Holds the current privacy-policy.
+     */
+    public privacyProlicy = '';
+
+    /**
+     * Constructor.
+     *
+     * @param titleService
+     * @param translate
+     * @param configRepo
+     */
+    public constructor(
+        title: Title,
+        protected translate: TranslateService,
+        matSnackbar: MatSnackBar,
+        private configRepo: ConfigRepositoryService,
+        private operator: OperatorService
+    ) {
+        super(title, translate, matSnackbar);
+    }
 
     public ngOnInit(): void {
-        this.titleService.setTitle(this.translate.instant('Privacy policy'));
+        super.setTitle(this.translate.instant('Privacy policy'));
+    }
+
+    /**
+     * Saves changes.
+     */
+    public saveChanges(): void {
+        this.configRepo
+            .bulkUpdate([{ key: 'general_event_privacy_policy', value: this.privacyProlicy }])
+            .then(() => (this.isEditing = !this.isEditing), this.raiseError);
+    }
+
+    /**
+     * Returns, if the current user has the necessary permissions.
+     */
+    public canManage(): boolean {
+        return this.operator.hasPerms('core.can_manage_config');
     }
 }
diff --git a/client/src/app/site/common/components/start/start.component.html b/client/src/app/site/common/components/start/start.component.html
index 64bfd33da..84ef87fdb 100644
--- a/client/src/app/site/common/components/start/start.component.html
+++ b/client/src/app/site/common/components/start/start.component.html
@@ -1,13 +1,38 @@
-<os-head-bar>
+<os-head-bar
+    [hasMainButton]="canManage()"
+    [editMode]="isEditing"
+    [mainButtonIcon]="'edit'"
+    [isSaveButtonEnabled]="startForm.valid"
+    (mainEvent)="editStartPage()"
+    (saveEvent)="saveChanges()"
+    (cancelEditEvent)="isEditing = !isEditing"
+>
     <div class="title-slot">
         <h2 translate>Home</h2>
     </div>
 </os-head-bar>
 
-<mat-card class="os-card">
-    <div class="app-content">
-        <h1>{{ welcomeTitle | translate }}</h1>
+<mat-card [ngClass]="isEditing ? 'os-form-card' : 'os-card'">
+    <ng-container *ngIf="!isEditing">
+        <div class="app-content">
+            <h1>{{ startContent.general_event_welcome_title | translate }}</h1>
 
-        <div [innerHTML]="welcomeText | trust: 'html'"></div>
-    </div>
+            <div [innerHTML]="startContent.general_event_welcome_text | trust: 'html'"></div>
+        </div>
+    </ng-container>
+
+    <ng-container *ngIf="isEditing">
+        <form [formGroup]="startForm">
+            <mat-form-field>
+                <input
+                    matInput
+                    formControlName="general_event_welcome_title"
+                    required
+                    placeholder="{{ 'Front page title' | translate }}"
+                />
+                <mat-error translate>The title is required</mat-error>
+            </mat-form-field>
+            <editor formControlName="general_event_welcome_text" [init]="tinyMceSettings"></editor>
+        </form>
+    </ng-container>
 </mat-card>
diff --git a/client/src/app/site/common/components/start/start.component.ts b/client/src/app/site/common/components/start/start.component.ts
index 3bb886706..499341305 100644
--- a/client/src/app/site/common/components/start/start.component.ts
+++ b/client/src/app/site/common/components/start/start.component.ts
@@ -1,10 +1,22 @@
 import { Component, OnInit } from '@angular/core';
+import { FormBuilder, FormGroup, Validators } from '@angular/forms';
+import { MatSnackBar } from '@angular/material';
 import { Title } from '@angular/platform-browser';
 
 import { TranslateService } from '@ngx-translate/core'; // showcase
 
-import { BaseComponent } from 'app/base.component';
+import { OperatorService } from 'app/core/core-services/operator.service';
+import { ConfigRepositoryService } from 'app/core/repositories/config/config-repository.service';
 import { ConfigService } from 'app/core/ui-services/config.service';
+import { BaseViewComponent } from 'app/site/base/base-view';
+
+/**
+ * Interface describes the keys for the fields at start-component.
+ */
+interface IStartContent {
+    general_event_welcome_title: string;
+    general_event_welcome_text: string;
+}
 
 /**
  * The start component. Greeting page for OpenSlides
@@ -14,9 +26,24 @@ import { ConfigService } from 'app/core/ui-services/config.service';
     templateUrl: './start.component.html',
     styleUrls: ['./start.component.scss']
 })
-export class StartComponent extends BaseComponent implements OnInit {
-    public welcomeTitle: string;
-    public welcomeText: string;
+export class StartComponent extends BaseViewComponent implements OnInit {
+    /**
+     * Whether the user is editing the content.
+     */
+    public isEditing = false;
+
+    /**
+     * Formular for the content.
+     */
+    public startForm: FormGroup;
+
+    /**
+     * Holding the values for the content.
+     */
+    public startContent: IStartContent = {
+        general_event_welcome_title: '',
+        general_event_welcome_text: ''
+    };
 
     /**
      * Constructor of the StartComponent
@@ -25,8 +52,20 @@ export class StartComponent extends BaseComponent implements OnInit {
      * @param translate to translation module
      * @param configService read out config values
      */
-    public constructor(titleService: Title, translate: TranslateService, private configService: ConfigService) {
-        super(titleService, translate);
+    public constructor(
+        titleService: Title,
+        translate: TranslateService,
+        matSnackbar: MatSnackBar,
+        private configService: ConfigService,
+        private configRepo: ConfigRepositoryService,
+        private fb: FormBuilder,
+        private operator: OperatorService
+    ) {
+        super(titleService, translate, matSnackbar);
+        this.startForm = this.fb.group({
+            general_event_welcome_title: ['', Validators.required],
+            general_event_welcome_text: ''
+        });
     }
 
     /**
@@ -40,11 +79,42 @@ export class StartComponent extends BaseComponent implements OnInit {
         // set the welcome title
         this.configService
             .get<string>('general_event_welcome_title')
-            .subscribe(welcomeTitle => (this.welcomeTitle = welcomeTitle));
+            .subscribe(welcomeTitle => (this.startContent.general_event_welcome_title = welcomeTitle));
 
         // set the welcome text
         this.configService.get<string>('general_event_welcome_text').subscribe(welcomeText => {
-            this.welcomeText = this.translate.instant(welcomeText);
+            this.startContent.general_event_welcome_text = this.translate.instant(welcomeText);
         });
     }
+
+    /**
+     * Changes to editing mode.
+     */
+    public editStartPage(): void {
+        Object.keys(this.startForm.controls).forEach(control => {
+            this.startForm.patchValue({ [control]: this.startContent[control] });
+        });
+        this.isEditing = true;
+    }
+
+    /**
+     * Saves changes and updates the content.
+     */
+    public saveChanges(): void {
+        this.configRepo
+            .bulkUpdate(
+                Object.keys(this.startForm.controls).map(control => ({
+                    key: control,
+                    value: this.startForm.value[control]
+                }))
+            )
+            .then(() => (this.isEditing = !this.isEditing), this.raiseError);
+    }
+
+    /**
+     * Returns, if the current user has the necessary permissions.
+     */
+    public canManage(): boolean {
+        return this.operator.hasPerms('core.can_manage_config');
+    }
 }