8408 - sort ordering is parametrized and used only when no text query is send.

config/config.example.yml

@@ -310,3 +310,8 @@ info:
 markdown:
   enabled: false
   mathjax: false
+
+# Default collection/community sorting order at Advanced search, Create/update community and collection when there are not a query. 
+collectionSelectionSort:
+  sortMetadata: "dc.title"
+  sortDirection: "ASC"

config/config.yml

@@ -1,5 +1,5 @@
 rest:
-  ssl: true
-  host: api7.dspace.org
-  port: 443
+  ssl: false
+  host: localhost
+  port: 9090
   nameSpace: /server

src/app/shared/dso-selector/dso-selector/dso-selector.component.ts

@@ -227,6 +227,8 @@ export class DSOSelectorComponent implements OnInit, OnDestroy {
    * @param useCache Whether or not to use the cache
    */
   search(query: string, page: number, useCache: boolean = true): Observable<RemoteData<PaginatedList<SearchResult<DSpaceObject>>>> {
+    // default sort is only used when there is not query
+    var efectiveSort=query?null:this.sort;
     return this.searchService.search(
       new PaginatedSearchOptions({
         query: query,
@@ -234,7 +236,7 @@ export class DSOSelectorComponent implements OnInit, OnDestroy {
         pagination: Object.assign({}, this.defaultPagination, {
           currentPage: page
         }),
-        sort: this.sort
+        sort: efectiveSort
       }),
       null,
       useCache,

src/app/shared/dso-selector/modal-wrappers/create-community-parent-selector/create-community-parent-selector.component.ts

@@ -12,7 +12,6 @@ import {
     getCommunityCreateRoute,
     COMMUNITY_PARENT_PARAMETER
 } from '../../../../community-page/community-page-routing-paths';
-import {SortDirection, SortOptions} from '../../../../core/cache/models/sort-options.model';
 
 /**
  * Component to wrap a button - for top communities -
@@ -31,11 +30,6 @@ export class CreateCommunityParentSelectorComponent extends DSOSelectorModalWrap
   selectorTypes = [DSpaceObjectType.COMMUNITY];
   action = SelectorActionType.CREATE;
 
-  /**
-   * Default DSO ordering
-   */
-  defaultSort = new SortOptions('dc.title', SortDirection.ASC);
-
   constructor(protected activeModal: NgbActiveModal, protected route: ActivatedRoute, private router: Router) {
     super(activeModal, route);
   }

src/app/shared/dso-selector/modal-wrappers/dso-selector-modal-wrapper.component.ts

@@ -5,7 +5,8 @@ import { RemoteData } from '../../../core/data/remote-data';
 import { NgbActiveModal } from '@ng-bootstrap/ng-bootstrap';
 import { DSpaceObjectType } from '../../../core/shared/dspace-object-type.model';
 import { hasValue, isNotEmpty } from '../../empty.util';
-import {SortDirection, SortOptions} from '../../../core/cache/models/sort-options.model';
+import { SortDirection, SortOptions } from '../../../core/cache/models/sort-options.model';
+import { environment } from '../../../../environments/environment';
 
 export enum SelectorActionType {
   CREATE = 'create',
@@ -53,7 +54,7 @@ export abstract class DSOSelectorModalWrapperComponent implements OnInit {
   /**
    * Default DSO ordering
    */
-  defaultSort = new SortOptions('dc.title', SortDirection.ASC);
+  defaultSort = new SortOptions(environment.collectionSelectionSort.sortMetadata, environment.collectionSelectionSort.sortDirection as SortDirection);
 
   constructor(protected activeModal: NgbActiveModal, protected route: ActivatedRoute) {
   }

src/app/shared/search-form/scope-selector-modal/scope-selector-modal.component.ts

@@ -4,7 +4,7 @@ import { NgbActiveModal } from '@ng-bootstrap/ng-bootstrap';
 import { DSpaceObjectType } from '../../../core/shared/dspace-object-type.model';
 import { DSOSelectorModalWrapperComponent, SelectorActionType } from '../../dso-selector/modal-wrappers/dso-selector-modal-wrapper.component';
 import { DSpaceObject } from '../../../core/shared/dspace-object.model';
-import {SortDirection, SortOptions} from '../../../core/cache/models/sort-options.model';
+
 /**
  * Component to wrap a button - to select the entire repository -
  * and a list of parent communities - for scope selection
@@ -33,11 +33,6 @@ export class ScopeSelectorModalComponent extends DSOSelectorModalWrapperComponen
    */
   scopeChange = new EventEmitter<DSpaceObject>();
 
-  /**
-   * Default DSO ordering
-   */
-  defaultSort = new SortOptions('dc.title', SortDirection.ASC);
-
   constructor(protected activeModal: NgbActiveModal, protected route: ActivatedRoute) {
     super(activeModal, route);
   }

src/config/app-config.interface.ts

@@ -20,6 +20,7 @@ import { InfoConfig } from './info-config.interface';
 import { CommunityListConfig } from './community-list-config.interface';
 import { HomeConfig } from './homepage-config.interface';
 import { MarkdownConfig } from './markdown-config.interface';
+import { DiscoverySortConfig } from './discovery-sort.config';
 
 interface AppConfig extends Config {
   ui: UIServerConfig;
@@ -44,6 +45,7 @@ interface AppConfig extends Config {
   actuators: ActuatorsConfig
   info: InfoConfig;
   markdown: MarkdownConfig;
+  collectionSelectionSort: DiscoverySortConfig;
 }
 
 /**

src/config/default-app-config.ts

@@ -20,6 +20,7 @@ import { InfoConfig } from './info-config.interface';
 import { CommunityListConfig } from './community-list-config.interface';
 import { HomeConfig } from './homepage-config.interface';
 import { MarkdownConfig } from './markdown-config.interface';
+import { DiscoverySortConfig } from './discovery-sort.config';
 
 export class DefaultAppConfig implements AppConfig {
   production = false;
@@ -385,4 +386,10 @@ export class DefaultAppConfig implements AppConfig {
     enabled: false,
     mathjax: false,
   };
+
+  // Configuration that determines the metadata sorting of community and collection edition and creation when there are not a search query.
+  collectionSelectionSort: DiscoverySortConfig = {
+    sortMetadata:"dc.title",
+    sortDirection:"ASC",
+  };
 }

src/config/discovery-sort.config.ts

@@ -0,0 +1,14 @@
+import { Config } from './config.interface';
+
+/**
+ * Config that determines a metadata sorting config. 
+ * It's created mainly to sort by metadata community and collection edition and creation
+ */
+export class DiscoverySortConfig implements Config {
+
+  public sortMetadata: string;
+  /**
+   * ASC / DESC values expected
+   */
+  public sortDirection: string;
+}

src/environments/environment.test.ts

@@ -283,4 +283,8 @@ export const environment: BuildConfig = {
     enabled: false,
     mathjax: false,
   },
+  collectionSelectionSort: {
+    sortMetadata:"dc.title",
+    sortDirection:"ASC",
+  },
 };