Fix for DSpace#1602 Insufficient collection information when submitti…

…ng an article.

src/app/shared/object-list/sidebar-search-list-element/sidebar-search-list-element.component.html

@@ -1,4 +1,4 @@
-<ds-truncatable-part [maxLines]="1" [background]="isCurrent() ? 'primary' : 'default'" [showToggle]="false">
+<ds-truncatable-part [background]="isCurrent() ? 'primary' : 'default'" [showToggle]="false">
   <div [ngClass]="isCurrent() ? 'text-light' : 'text-body'"
        [innerHTML]="(parentTitle$ && parentTitle$ | async) ? (parentTitle$ | async) : ('home.breadcrumbs' | translate)"></div>
 </ds-truncatable-part>

src/app/shared/object-list/sidebar-search-list-element/sidebar-search-list-element.component.ts

@@ -12,6 +12,7 @@ import {
 import {
   find,
   map,
+  switchMap,
 } from 'rxjs/operators';
 
 import { DSONameService } from '../../../core/breadcrumbs/dso-name.service';
@@ -65,7 +66,7 @@ export class SidebarSearchListElementComponent<T extends SearchResult<K>, K exte
   ngOnInit(): void {
     super.ngOnInit();
     if (hasValue(this.dso)) {
-      this.parentTitle$ = this.getParentTitle();
+      this.parentTitle$ = this.getHierarchicalName();
       this.description = this.getDescription();
     }
   }
@@ -88,6 +89,33 @@ export class SidebarSearchListElementComponent<T extends SearchResult<K>, K exte
       }),
     );
   }
+
+  getHierarchicalName(): Observable<string> {
+    return this.getParentTitle().pipe(
+      switchMap((parentTitle: string) => {
+          return this.getParent().pipe(
+            switchMap((parentRD: RemoteData<DSpaceObject>) => {
+              if (hasValue(parentRD) && hasValue(parentRD.payload)) {
+                const parentInstance = this.createInstanceFromDSpaceObject(parentRD.payload);
+                return parentInstance.getHierarchicalName().pipe(
+                  map((ancestorName: string) => ancestorName ? `${ancestorName} > ${parentTitle}` : parentTitle)
+                );
+              }
+              return observableOf(parentTitle);
+            })
+          );
+      })
+    );
+  }
+
+  /**
+   * Utility method to create an instance of the current class from a DSpaceObject
+   */
+  private createInstanceFromDSpaceObject(dso: DSpaceObject): this {
+    const instance = Object.create(this);
+    instance.dso = dso;
+    return instance;
+  }
 
   /**
    * Get the parent of the object

src/app/shared/truncatable/truncatable-part/truncatable-part.component.scss

@@ -9,3 +9,8 @@
 .removeFaded.content::after {
   display: none;
 }
+
+.content {
+  white-space: normal;
+  overflow: visible;
+}