Advance search search page

config/config.example.yml

@@ -400,3 +400,12 @@ comcolSelectionSort:
 # suggestion:
   # - collectionId: 8f7df5ca-f9c2-47a4-81ec-8a6393d6e5af
     # source: "openaire"
+
+
+# Search settings
+search: 
+  # Settings to enable/disable or configure advanced search filters.
+  advancedFilters:
+    enabled: false
+    # List of filters to enable in "Advanced Search" dropdown
+    filters: [ 'title', 'author', 'subject', 'entityType' ]

src/app/shared/search/advanced-search/advanced-search.component.html

@@ -0,0 +1,51 @@
+<div class="facet-filter d-block mb-3 p-3" [ngClass]="{ 'focus': focusBox }" role="region">
+    <button (click)="toggle()" (focusin)="focusBox = true" (focusout)="focusBox = false" class="filter-name d-flex"
+        [attr.aria-expanded]="false" 
+        [attr.aria-label]="((collapsedSearch ? 'search.filters.filter.expand' : 'search.filters.filter.collapse') | translate) + ' ' + (('search.advanced.filters.head') | translate | lowercase)" 
+        [attr.data-test]="'filter-toggle' | dsBrowserOnly">
+        <span class="h4 d-inline-block text-left mt-auto mb-auto">
+            {{'search.advanced.filters.head' | translate}}
+        </span>
+        <i class="filter-toggle flex-grow-1 fas p-auto" aria-hidden="true" [ngClass]="collapsedSearch ? 'fa-plus' : 'fa-minus'"
+            [title]="(collapsedSearch ? 'search.filters.filter.expand' : 'search.filters.filter.collapse') | translate">
+        </i>
+    </button>
+    <div [@slide]="collapsedSearch ? 'collapsed' : 'expanded'" (@slide.start)="startSlide($event)"
+        (@slide.done)="finishSlide($event)" class="search-filter-wrapper"
+        [ngClass]="{ 'closed' : closed, 'notab': notab }">
+        <form [class]="'ng-invalid'" [formGroup]="advSearchForm" (ngSubmit)="onSubmit(advSearchForm.value)">
+            <div class="row">
+                <div class="col-lg-12">
+                    <select
+                        [className]="(filter.invalid) && (filter.dirty || filter.touched) ? 'form-control is-invalid' :'form-control'"
+                        aria-label="filter" name="filter" id="filter" placeholder="select operator"
+                        formControlName="filter" required>
+                        <ng-container *ngFor="let filter of appConfig.search.advancedFilters.filter;">
+                            <option [value]="filter">
+                                {{'search.filters.filter.' + filter + '.text'| translate}}
+                            </option>
+                        </ng-container>
+                    </select>
+                </div>
+                <div class="col-lg-12 mt-1">
+                    <select
+                        [className]="(operator.invalid) && (operator.dirty || operator.touched) ? 'form-control is-invalid' :'form-control'"
+                        aria-label="operator" name="operator" id="operator" formControlName="operator" required>
+                        <option value="equals">{{'search.filters.operator.equals.text'| translate}}</option>
+                        <option value="notequals">{{'search.filters.operator.notequals.text'| translate}}</option>
+                        <option value="contains">{{'search.filters.operator.contains.text'| translate}}</option>
+                        <option value="notcontains">{{'search.filters.operator.notcontains.text'| translate}}</option>
+                    </select>
+                </div>
+                <div class="col-lg-12 mt-1">
+                    <input type="text" aria-label="textsearch" class="form-control" id="textsearch" name="textsearch"
+                        formControlName="textsearch" #text [placeholder]="('filter.search.text.placeholder' | translate)" required>
+                </div>
+                <div class="col-lg-12 mt-1">
+                    <button class="form-control btn w-50 float-right btn-primary" type="submit"
+                        [disabled]="advSearchForm.invalid">{{'advancesearch.form.submit'| translate}}</button>
+                </div>
+            </div>
+        </form>
+    </div>
+</div>

src/app/shared/search/advanced-search/advanced-search.component.scss

@@ -0,0 +1 @@
+@import '../search-filters/search-filter/search-filter.component.scss';

src/app/shared/search/advanced-search/advanced-search.component.spec.ts

@@ -0,0 +1,74 @@
+import { ComponentFixture, TestBed } from '@angular/core/testing';
+import { FormBuilderService } from '../../../shared/form/builder/form-builder.service';
+import { AdvancedSearchComponent } from './advanced-search.component';
+import { getMockFormBuilderService } from '../../../shared/mocks/form-builder-service.mock';
+import { SearchService } from '../../../core/shared/search/search.service';
+import { SEARCH_CONFIG_SERVICE } from '../../../my-dspace-page/my-dspace-page.component';
+import { SearchConfigurationServiceStub } from '../../testing/search-configuration-service.stub';
+import { RemoteDataBuildService } from '../../../core/cache/builders/remote-data-build.service';
+import { FormBuilder, FormsModule, ReactiveFormsModule } from '@angular/forms';
+import { APP_CONFIG } from '../../../../config/app-config.interface';
+import { environment } from '../../../../environments/environment';
+import { RouterStub } from '../../testing/router.stub';
+import { Router } from '@angular/router';
+import { ChangeDetectionStrategy, NO_ERRORS_SCHEMA } from '@angular/core';
+import { BrowserOnlyMockPipe } from '../../testing/browser-only-mock.pipe';
+import { RouterTestingModule } from '@angular/router/testing';
+import { TranslateModule } from '@ngx-translate/core';
+import { BrowserAnimationsModule } from '@angular/platform-browser/animations';
+describe('AdvancedSearchComponent', () => {
+  let component: AdvancedSearchComponent;
+  let fixture: ComponentFixture<AdvancedSearchComponent>;
+  let builderService: FormBuilderService = getMockFormBuilderService();
+  let searchService: SearchService;
+  let router;
+  const searchServiceStub = {
+    /* eslint-disable no-empty,@typescript-eslint/no-empty-function */
+    getClearFiltersQueryParams: () => {
+    },
+    getSearchLink: () => {
+    },
+    getConfigurationSearchConfig: () => { },
+    /* eslint-enable no-empty, @typescript-eslint/no-empty-function */
+  };
+  beforeEach(async () => {
+    await TestBed.configureTestingModule({
+      declarations: [AdvancedSearchComponent, BrowserOnlyMockPipe],
+      imports: [FormsModule, RouterTestingModule, TranslateModule.forRoot(), BrowserAnimationsModule, ReactiveFormsModule],
+      providers: [
+        FormBuilder,
+        { provide: APP_CONFIG, useValue: environment },
+        { provide: FormBuilderService, useValue: builderService },
+        { provide: Router, useValue: new RouterStub() },
+        { provide: SEARCH_CONFIG_SERVICE, useValue: new SearchConfigurationServiceStub() },
+        { provide: RemoteDataBuildService, useValue: {} },
+        { provide: SearchService, useValue: searchServiceStub },
+      ],
+      schemas: [NO_ERRORS_SCHEMA]
+    }).overrideComponent(AdvancedSearchComponent, {
+      set: { changeDetection: ChangeDetectionStrategy.Default }
+    }).compileComponents();
+  });
+
+  beforeEach(() => {
+    fixture = TestBed.createComponent(AdvancedSearchComponent);
+    component = fixture.componentInstance;
+    router = TestBed.inject(Router);
+    fixture.detectChanges();
+  });
+  describe('when the getSearchLink method is called', () => {
+    const data = { filter: 'title', textsearch: 'demo', operator: 'equals' };
+    it('should call navigate on the router with the right searchlink and parameters when the filter is provided with a valid operator', () => {
+      component.advSearchForm.get('textsearch').patchValue('1');
+      component.advSearchForm.get('filter').patchValue('1');
+      component.advSearchForm.get('operator').patchValue('1');
+
+      component.onSubmit(data);
+      expect(router.navigate).toHaveBeenCalledWith([undefined], {
+        queryParams: { ['f.' + data.filter]: data.textsearch + ',' + data.operator },
+        queryParamsHandling: 'merge'
+      });
+
+    });
+  });
+});

src/app/shared/search/advanced-search/advanced-search.component.ts

@@ -0,0 +1,115 @@
+import { Component, Inject, Input, OnInit } from '@angular/core';
+import { Router } from '@angular/router';
+import { slide } from '../../animations/slide';
+import { FormBuilder } from '@angular/forms';
+import { FormControl, FormGroup, Validators } from '@angular/forms';
+import { SearchService } from '../../../core/shared/search/search.service';
+import { SearchConfigurationService } from '../../../core/shared/search/search-configuration.service';
+import { SEARCH_CONFIG_SERVICE } from '../../../my-dspace-page/my-dspace-page.component';
+import { AppConfig, APP_CONFIG } from 'src/config/app-config.interface';
+@Component({
+  selector: 'ds-advanced-search',
+  templateUrl: './advanced-search.component.html',
+  styleUrls: ['./advanced-search.component.scss'],
+  animations: [slide],
+})
+  /**
+   * This component represents the part of the search sidebar that contains advanced filters.
+   */
+export class AdvancedSearchComponent implements OnInit {
+   /**
+   * True when the search component should show results on the current page
+   */
+  @Input() inPlaceSearch;
+
+
+  /**
+   * Link to the search page
+   */
+  notab: boolean;
+
+  closed: boolean;
+  collapsedSearch = false;
+  focusBox = false;
+
+  advSearchForm: FormGroup;
+  constructor(
+    @Inject(APP_CONFIG) protected appConfig: AppConfig,
+    private formBuilder: FormBuilder,
+    protected searchService: SearchService,
+    protected router: Router,
+    @Inject(SEARCH_CONFIG_SERVICE) public searchConfigService: SearchConfigurationService) {
+  }
+
+  ngOnInit(): void {
+
+    this.advSearchForm = this.formBuilder.group({
+      textsearch: new FormControl('', {
+        validators: [Validators.required],
+      }),
+      filter: new FormControl('title', {
+        validators: [Validators.required],
+      }),
+      operator: new FormControl('equals',
+        { validators: [Validators.required], }),
+
+    });
+    this.collapsedSearch = this.isCollapsed();
+
+  }
+
+  get textsearch() {
+    return this.advSearchForm.get('textsearch');
+  }
+
+  get filter() {
+    return this.advSearchForm.get('filter');
+  }
+
+  get operator() {
+    return this.advSearchForm.get('operator');
+  }
+  paramName(filter) {
+    return 'f.' + filter;
+  }
+  onSubmit(data) {
+    if (this.advSearchForm.valid) {
+      let queryParams = { [this.paramName(data.filter)]: data.textsearch + ',' + data.operator };
+      if (!this.inPlaceSearch) {
+        this.router.navigate([this.searchService.getSearchLink()], { queryParams: queryParams, queryParamsHandling: 'merge' });
+      } else {
+        if (!this.router.url.includes('?')) {
+          this.router.navigateByUrl(this.router.url + '?f.' + data.filter + '=' + data.textsearch + ',' + data.operator);
+        } else {
+          this.router.navigateByUrl(this.router.url + '&f.' + data.filter + '=' + data.textsearch + ',' + data.operator);
+        }
+      }
+
+      this.advSearchForm.reset({ operator: data.operator, filter: data.filter, textsearch: '' });
+    }
+  }
+  startSlide(event: any): void {
+    if (event.toState === 'collapsed') {
+      this.closed = true;
+    }
+    if (event.fromState === 'collapsed') {
+      this.notab = false;
+    }
+  }
+  finishSlide(event: any): void {
+    if (event.fromState === 'collapsed') {
+      this.closed = false;
+    }
+    if (event.toState === 'collapsed') {
+      this.notab = true;
+    }
+  }
+  toggle() {
+    this.collapsedSearch = !this.collapsedSearch;
+  }
+  private isCollapsed(): boolean {
+    return !this.collapsedSearch;
+  }
+
+}
+

src/app/shared/search/search-filters/search-filters.component.html

@@ -4,4 +4,6 @@ <h3>{{"search.filters.head" | translate}}</h3>
         <ds-search-filter [scope]="currentScope" [filter]="filter" [inPlaceSearch]="inPlaceSearch" [refreshFilters]="refreshFilters"></ds-search-filter>
     </div>
 </div>
+<ds-advanced-search *ngIf="appConfig.search.advancedFilters.enabled"
+    [inPlaceSearch]="inPlaceSearch"></ds-advanced-search>
 <a class="btn btn-primary" [routerLink]="[searchLink]" [queryParams]="clearParams | async" queryParamsHandling="merge" role="button"><i class="fas fa-undo"></i> {{"search.filters.reset" | translate}}</a>

src/app/shared/search/search-filters/search-filters.component.spec.ts

@@ -9,6 +9,8 @@ import { SearchFiltersComponent } from './search-filters.component';
 import { SearchService } from '../../../core/shared/search/search.service';
 import { SEARCH_CONFIG_SERVICE } from '../../../my-dspace-page/my-dspace-page.component';
 import { SearchConfigurationServiceStub } from '../../testing/search-configuration-service.stub';
+import { APP_CONFIG } from 'src/config/app-config.interface';
+import { environment } from 'src/environments/environment';
 
 describe('SearchFiltersComponent', () => {
   let comp: SearchFiltersComponent;
@@ -20,7 +22,8 @@ describe('SearchFiltersComponent', () => {
     getClearFiltersQueryParams: () => {
     },
     getSearchLink: () => {
-    }
+    },
+    getConfigurationSearchConfig: () => { },
     /* eslint-enable no-empty, @typescript-eslint/no-empty-function */
   };
 
@@ -37,6 +40,7 @@ describe('SearchFiltersComponent', () => {
         { provide: SearchService, useValue: searchServiceStub },
         { provide: SEARCH_CONFIG_SERVICE, useValue: new SearchConfigurationServiceStub() },
         { provide: SearchFilterService, useValue: searchFiltersStub },
+        { provide: APP_CONFIG, useValue: environment },
 
       ],
       schemas: [NO_ERRORS_SCHEMA]

src/app/shared/search/search-filters/search-filters.component.ts

@@ -3,7 +3,7 @@ import { Router } from '@angular/router';
 
 import { BehaviorSubject, Observable } from 'rxjs';
 import { map } from 'rxjs/operators';
-
+import { AppConfig, APP_CONFIG } from 'src/config/app-config.interface';
 import { SearchService } from '../../../core/shared/search/search.service';
 import { RemoteData } from '../../../core/data/remote-data';
 import { SearchFilterConfig } from '../models/search-filter-config.model';
@@ -12,6 +12,7 @@ import { SearchFilterService } from '../../../core/shared/search/search-filter.s
 import { SEARCH_CONFIG_SERVICE } from '../../../my-dspace-page/my-dspace-page.component';
 import { currentPath } from '../../utils/route.utils';
 import { hasValue } from '../../empty.util';
+import { PaginatedSearchOptions } from '../models/paginated-search-options.model';
 
 @Component({
   selector: 'ds-search-filters',
@@ -28,7 +29,7 @@ export class SearchFiltersComponent implements OnInit, OnDestroy {
    * An observable containing configuration about which filters are shown and how they are shown
    */
   @Input() filters: Observable<RemoteData<SearchFilterConfig[]>>;
-
+  @Input() searchOptions: PaginatedSearchOptions;
   /**
    * List of all filters that are currently active with their value set to null.
    * Used to reset all filters at once
@@ -70,6 +71,7 @@ export class SearchFiltersComponent implements OnInit, OnDestroy {
    * @param {SearchConfigurationService} searchConfigService
    */
   constructor(
+    @Inject(APP_CONFIG) protected appConfig: AppConfig,
     private searchService: SearchService,
     private filterService: SearchFilterService,
     private router: Router,

src/app/shared/search/search.module.ts

@@ -32,9 +32,9 @@ import { ThemedSearchComponent } from './themed-search.component';
 import { ThemedSearchResultsComponent } from './search-results/themed-search-results.component';
 import { ThemedSearchSettingsComponent } from './search-settings/themed-search-settings.component';
 import { NouisliderModule } from 'ng2-nouislider';
+import { AdvancedSearchComponent } from './advanced-search/advanced-search.component';
 import { ThemedSearchFiltersComponent } from './search-filters/themed-search-filters.component';
 import { ThemedSearchSidebarComponent } from './search-sidebar/themed-search-sidebar.component';
-
 const COMPONENTS = [
   SearchComponent,
   ThemedSearchComponent,
@@ -60,6 +60,7 @@ const COMPONENTS = [
   ThemedConfigurationSearchPageComponent,
   ThemedSearchResultsComponent,
   ThemedSearchSettingsComponent,
+  AdvancedSearchComponent,
   ThemedSearchFiltersComponent,
   ThemedSearchSidebarComponent,
 ];

src/app/shared/search/search.utils.ts

@@ -49,7 +49,7 @@ export function stripOperatorFromFilterValue(value: string) {
  * @param operator
  */
 export function addOperatorToFilterValue(value: string, operator: string) {
-  if (!value.match(new RegExp(`^.+,(equals|query|authority)$`))) {
+  if (!value.match(new RegExp(`^.+,(equals|query|authority|contains|notcontains|notequals)$`))) {
     return `${value},${operator}`;
   }
   return value;