[ADF-3324] added redirect to 404 page when the shared link is invalid (#3749)

* [ADF-3324] added redirect to 404 page when the shared link is invalid

* [ADF-3324] removed fdescribe

* [ADF-3324] fixed documentation adding the new event

demo-shell/src/app/components/shared-link-view/shared-link-view.component.html

@@ -1,5 +1,6 @@
 <ng-container *ngIf="sharedLinkId">
     <adf-viewer
+        (invalidSharedLink)="redirectTo404()"
         [sharedLinkId]="sharedLinkId"
         [allowGoBack]="false">
     </adf-viewer>

demo-shell/src/app/components/shared-link-view/shared-link-view.component.ts

@@ -16,7 +16,7 @@
  */
 
 import { Component, ViewEncapsulation, OnInit } from '@angular/core';
-import { ActivatedRoute } from '@angular/router';
+import { ActivatedRoute, Router } from '@angular/router';
 
 @Component({
     selector: 'app-shared-link-view',
@@ -30,7 +30,7 @@ export class SharedLinkViewComponent implements OnInit {
 
     sharedLinkId: string = null;
 
-    constructor(private route: ActivatedRoute) {}
+    constructor(private route: ActivatedRoute, private router: Router) {}
 
     ngOnInit() {
         this.route.params.subscribe(params => {
@@ -38,4 +38,8 @@ export class SharedLinkViewComponent implements OnInit {
         });
     }
 
+    redirectTo404() {
+        this.router.navigate(['error/404']);
+    }
+
 }

docs/core/viewer.component.md

@@ -112,6 +112,7 @@ URL with `urlFile`.
 | print | [`EventEmitter`](https://angular.io/api/core/EventEmitter)`<`[`BaseEvent`](../../lib/core/events/base.event.ts)`<any>>` | Emitted when user clicks the 'Print' button. |
 | share | [`EventEmitter`](https://angular.io/api/core/EventEmitter)`<`[`BaseEvent`](../../lib/core/events/base.event.ts)`<any>>` | Emitted when user clicks the 'Share' button. |
 | showViewerChange | [`EventEmitter`](https://angular.io/api/core/EventEmitter)`<boolean>` | Emitted when the viewer is shown or hidden. |
+| invalidSharedLink | [`EventEmitter`](https://angular.io/api/core/EventEmitter)`<Object>` | Emitted when the shared link used is not valid. |
 
 ## Keyboard shortcuts
 

lib/core/viewer/components/viewer.component.spec.ts

@@ -624,6 +624,21 @@ describe('ViewerComponent', () => {
 
             }));
 
+            it('should raise an event when the shared link is invalid', (done) => {
+                spyOn(alfrescoApiService.getInstance().core.sharedlinksApi, 'getSharedLink')
+                    .and.returnValue(Promise.reject({}));
+
+                component.invalidSharedLink.subscribe(() => {
+                    done();
+                });
+
+                component.sharedLinkId = 'the-Shared-Link-id';
+                component.urlFile = null;
+                component.mimeType = null;
+
+                component.ngOnChanges(null);
+            });
+
         });
 
         describe('MimeType handling', () => {

lib/core/viewer/components/viewer.component.ts

@@ -209,6 +209,9 @@ export class ViewerComponent implements OnChanges, OnInit, OnDestroy {
     @Output()
     navigateNext = new EventEmitter();
 
+    @Output()
+    invalidSharedLink = new EventEmitter();
+
     viewerType = 'unknown';
     isLoading = false;
     node: MinimalNodeEntryEntity;
@@ -307,6 +310,7 @@ export class ViewerComponent implements OnChanges, OnInit, OnDestroy {
                     () => {
                         this.isLoading = false;
                         this.logService.error('This sharedLink does not exist');
+                        this.invalidSharedLink.next();
                     });
             }
         }