Merge pull request #636 from atmire/scripts-processes

Scripts & processes admin UI

package.json

@@ -101,7 +101,7 @@
     "moment": "^2.22.1",
     "morgan": "^1.9.1",
     "ng-mocks": "^8.1.0",
-    "ng2-file-upload": "1.2.1",
+    "ng2-file-upload": "1.4.0",
     "ng2-nouislider": "^1.8.2",
     "ngx-bootstrap": "^5.3.2",
     "ngx-infinite-scroll": "6.0.1",

src/app/+admin/admin-sidebar/admin-sidebar.component.ts

@@ -145,11 +145,17 @@ export class AdminSidebarComponent extends MenuComponent implements OnInit {
             this.modalService.open(CreateItemParentSelectorComponent);
           }
         } as OnClickMenuItemModel,
-        // model: {
+      },
-        //   type: MenuItemType.LINK,
+      {
-        //   text: 'menu.section.new_item',
+        id: 'new_process',
-        //   link: '/submit'
+        parentID: 'new',
-        // } as LinkMenuItemModel,
+        active: false,
+        visible: true,
+        model: {
+          type: MenuItemType.LINK,
+          text: 'menu.section.new_process',
+          link: '/processes/new'
+        } as LinkMenuItemModel,
       },
       {
         id: 'new_item_version',
@@ -439,6 +445,19 @@ export class AdminSidebarComponent extends MenuComponent implements OnInit {
         icon: 'cogs',
         index: 9
       },
+      /* Processes */
+      {
+        id: 'processes',
+        active: false,
+        visible: true,
+        model: {
+          type: MenuItemType.LINK,
+          text: 'menu.section.processes',
+          link: '/processes'
+        } as LinkMenuItemModel,
+        icon: 'terminal',
+        index: 10
+      },
       /* Workflow */
       {
         id: 'workflow',

src/app/app-routing.module.ts

@@ -114,6 +114,7 @@ export function getDSOPath(dso: DSpaceObject): string {
         path: PROFILE_MODULE_PATH,
         loadChildren: './profile-page/profile-page.module#ProfilePageModule', canActivate: [AuthenticatedGuard]
       },
+      { path: 'processes', loadChildren: './process-page/process-page.module#ProcessPageModule', canActivate: [AuthenticatedGuard] },
       { path: '**', pathMatch: 'full', component: PageNotFoundComponent },
     ],
     {

src/app/core/breadcrumbs/i18n-breadcrumb.resolver.spec.ts

@@ -1,21 +1,38 @@
 import { I18nBreadcrumbResolver } from './i18n-breadcrumb.resolver';
+import { URLCombiner } from '../url-combiner/url-combiner';
 
 describe('I18nBreadcrumbResolver', () => {
   describe('resolve', () => {
     let resolver: I18nBreadcrumbResolver;
     let i18nBreadcrumbService: any;
     let i18nKey: string;
-    let path: string;
+    let route: any;
+    let parentSegment;
+    let segment;
+    let expectedPath;
     beforeEach(() => {
       i18nKey = 'example.key';
-      path = 'rest.com/path/to/breadcrumb';
+      parentSegment = 'path';
+      segment = 'breadcrumb';
+      route = {
+        data: { breadcrumbKey: i18nKey },
+        routeConfig: {
+          path: segment
+        },
+        parent: {
+          routeConfig: {
+            path: parentSegment
+          }
+        } as any
+      };
+      expectedPath = new URLCombiner(parentSegment, segment).toString();
       i18nBreadcrumbService = {};
       resolver = new I18nBreadcrumbResolver(i18nBreadcrumbService);
     });
 
     it('should resolve the breadcrumb config', () => {
-      const resolvedConfig = resolver.resolve({ data: { breadcrumbKey: i18nKey }, url: [path], pathFromRoot: [{ url: [path] }] } as any, {} as any);
+      const resolvedConfig = resolver.resolve(route, {} as any);
-      const expectedConfig = { provider: i18nBreadcrumbService, key: i18nKey, url: path };
+      const expectedConfig = { provider: i18nBreadcrumbService, key: i18nKey, url: expectedPath };
       expect(resolvedConfig).toEqual(expectedConfig);
     });
 

src/app/core/breadcrumbs/i18n-breadcrumb.resolver.ts

@@ -3,6 +3,7 @@ import { Injectable } from '@angular/core';
 import { ActivatedRouteSnapshot, Resolve, RouterStateSnapshot } from '@angular/router';
 import { I18nBreadcrumbsService } from './i18n-breadcrumbs.service';
 import { hasNoValue } from '../../shared/empty.util';
+import { currentPathFromSnapshot } from '../../shared/utils/route.utils';
 
 /**
  * The class that resolves a BreadcrumbConfig object with an i18n key string for a route
@@ -25,17 +26,7 @@ export class I18nBreadcrumbResolver implements Resolve<BreadcrumbConfig<string>>
     if (hasNoValue(key)) {
       throw new Error('You provided an i18nBreadcrumbResolver for url \"' + route.url + '\" but no breadcrumbKey in the route\'s data')
     }
-    const fullPath = this.getResolvedUrl(route);
+    const fullPath = currentPathFromSnapshot(route);
     return { provider: this.breadcrumbService, key: key, url: fullPath };
   }
-
-  /**
-   * Resolve the full URL of an ActivatedRouteSnapshot
-   * @param route
-   */
-  getResolvedUrl(route: ActivatedRouteSnapshot): string {
-    return route.pathFromRoot
-      .map((v) => v.url.map((segment) => segment.toString()).join('/'))
-      .join('/');
-  }
 }

src/app/core/core.module.ts

@@ -1,7 +1,6 @@
 import { CommonModule } from '@angular/common';
 import { HTTP_INTERCEPTORS, HttpClient } from '@angular/common/http';
 import { ModuleWithProviders, NgModule, Optional, SkipSelf } from '@angular/core';
-
 import { DynamicFormLayoutService, DynamicFormService, DynamicFormValidationService } from '@ng-dynamic-forms/core';
 import { EffectsModule } from '@ngrx/effects';
 
@@ -138,6 +137,11 @@ import { VersionDataService } from './data/version-data.service';
 import { VersionHistoryDataService } from './data/version-history-data.service';
 import { Version } from './shared/version.model';
 import { VersionHistory } from './shared/version-history.model';
+import { Script } from '../process-page/scripts/script.model';
+import { Process } from '../process-page/processes/process.model';
+import { ProcessDataService } from './data/processes/process-data.service';
+import { ScriptDataService } from './data/processes/script-data.service';
+import { ProcessFilesResponseParsingService } from './data/process-files-response-parsing.service';
 import { WorkflowActionDataService } from './data/workflow-action-data.service';
 import { WorkflowAction } from './tasks/models/workflow-action-object.model';
 import { Registration } from './shared/registration.model';
@@ -258,6 +262,9 @@ const PROVIDERS = [
   LicenseDataService,
   ItemTypeDataService,
   WorkflowActionDataService,
+  ProcessDataService,
+  ScriptDataService,
+  ProcessFilesResponseParsingService,
   MetadataSchemaDataService,
   MetadataFieldDataService,
   TokenResponseParsingService,
@@ -309,6 +316,8 @@ export const models =
     ItemType,
     ExternalSource,
     ExternalSourceEntry,
+    Script,
+    Process,
     Version,
     VersionHistory,
     WorkflowAction,

src/app/core/data/process-files-response-parsing.service.ts

@@ -0,0 +1,41 @@
+import { ResponseParsingService } from './parsing.service';
+import { RestRequest } from './request.models';
+import { GenericSuccessResponse, RestResponse } from '../cache/response.models';
+import { DSpaceRESTV2Response } from '../dspace-rest-v2/dspace-rest-v2-response.model';
+import { isEmpty, isNotEmpty } from '../../shared/empty.util';
+import { PaginatedList } from './paginated-list';
+import { PageInfo } from '../shared/page-info.model';
+import { Injectable } from '@angular/core';
+import { DSpaceSerializer } from '../dspace-rest-v2/dspace.serializer';
+import { Bitstream } from '../shared/bitstream.model';
+
+@Injectable()
+/**
+ * A ResponseParsingService used to parse DSpaceRESTV2Response coming from the REST API to a GenericSuccessResponse
+ * containing a PaginatedList of a process's output files
+ */
+export class ProcessFilesResponseParsingService implements ResponseParsingService {
+  parse(request: RestRequest, data: DSpaceRESTV2Response): RestResponse {
+    const payload = data.payload;
+
+    let page;
+    if (isNotEmpty(payload._embedded) && isNotEmpty(Object.keys(payload._embedded))) {
+      const bitstreams = new DSpaceSerializer(Bitstream).deserializeArray(payload._embedded[Object.keys(payload._embedded)[0]]);
+
+      if (isNotEmpty(bitstreams)) {
+        page = new PaginatedList(Object.assign(new PageInfo(), {
+          elementsPerPage: bitstreams.length,
+          totalElements: bitstreams.length,
+          totalPages: 1,
+          currentPage: 1
+        }), bitstreams);
+      }
+    }
+
+    if (isEmpty(page)) {
+      page = new PaginatedList(new PageInfo(), []);
+    }
+
+    return new GenericSuccessResponse(page, data.statusCode, data.statusText);
+  }
+}

src/app/core/data/processes/process-data.service.ts

@@ -0,0 +1,70 @@
+import { Injectable } from '@angular/core';
+import { DataService } from '../data.service';
+import { RequestService } from '../request.service';
+import { RemoteDataBuildService } from '../../cache/builders/remote-data-build.service';
+import { Store } from '@ngrx/store';
+import { CoreState } from '../../core.reducers';
+import { ObjectCacheService } from '../../cache/object-cache.service';
+import { HALEndpointService } from '../../shared/hal-endpoint.service';
+import { NotificationsService } from '../../../shared/notifications/notifications.service';
+import { HttpClient } from '@angular/common/http';
+import { DefaultChangeAnalyzer } from '../default-change-analyzer.service';
+import { Process } from '../../../process-page/processes/process.model';
+import { dataService } from '../../cache/builders/build-decorators';
+import { PROCESS } from '../../../process-page/processes/process.resource-type';
+import { Observable } from 'rxjs/internal/Observable';
+import { map, switchMap } from 'rxjs/operators';
+import { ProcessFilesRequest, RestRequest } from '../request.models';
+import { configureRequest, filterSuccessfulResponses } from '../../shared/operators';
+import { GenericSuccessResponse } from '../../cache/response.models';
+import { PaginatedList } from '../paginated-list';
+import { Bitstream } from '../../shared/bitstream.model';
+import { RemoteData } from '../remote-data';
+
+@Injectable()
+@dataService(PROCESS)
+export class ProcessDataService extends DataService<Process> {
+  protected linkPath = 'processes';
+
+  constructor(
+    protected requestService: RequestService,
+    protected rdbService: RemoteDataBuildService,
+    protected store: Store<CoreState>,
+    protected objectCache: ObjectCacheService,
+    protected halService: HALEndpointService,
+    protected notificationsService: NotificationsService,
+    protected http: HttpClient,
+    protected comparator: DefaultChangeAnalyzer<Process>) {
+    super();
+  }
+
+  /**
+   * Get the endpoint for a process his files
+   * @param processId The ID of the process
+   */
+  getFilesEndpoint(processId: string): Observable<string> {
+    return this.getBrowseEndpoint().pipe(
+      switchMap((href) => this.halService.getEndpoint('files', `${href}/${processId}`))
+    );
+  }
+
+  /**
+   * Get a process his output files
+   * @param processId The ID of the process
+   */
+  getFiles(processId: string): Observable<RemoteData<PaginatedList<Bitstream>>> {
+    const request$ = this.getFilesEndpoint(processId).pipe(
+      map((href) => new ProcessFilesRequest(this.requestService.generateRequestId(), href)),
+      configureRequest(this.requestService)
+    );
+    const requestEntry$ = request$.pipe(
+      switchMap((request: RestRequest) => this.requestService.getByHref(request.href))
+    );
+    const payload$ = requestEntry$.pipe(
+      filterSuccessfulResponses(),
+      map((response: GenericSuccessResponse<PaginatedList<Bitstream>>) => response.payload)
+    );
+
+    return this.rdbService.toRemoteDataObservable(requestEntry$, payload$);
+  }
+}

src/app/core/data/processes/script-data.service.ts

@@ -0,0 +1,61 @@
+import { Injectable } from '@angular/core';
+import { DataService } from '../data.service';
+import { RemoteDataBuildService } from '../../cache/builders/remote-data-build.service';
+import { Store } from '@ngrx/store';
+import { CoreState } from '../../core.reducers';
+import { ObjectCacheService } from '../../cache/object-cache.service';
+import { HALEndpointService } from '../../shared/hal-endpoint.service';
+import { NotificationsService } from '../../../shared/notifications/notifications.service';
+import { HttpClient } from '@angular/common/http';
+import { DefaultChangeAnalyzer } from '../default-change-analyzer.service';
+import { Script } from '../../../process-page/scripts/script.model';
+import { ProcessParameter } from '../../../process-page/processes/process-parameter.model';
+import { find, map, switchMap } from 'rxjs/operators';
+import { URLCombiner } from '../../url-combiner/url-combiner';
+import { MultipartPostRequest, RestRequest } from '../request.models';
+import { RequestService } from '../request.service';
+import { Observable } from 'rxjs';
+import { RequestEntry } from '../request.reducer';
+import { dataService } from '../../cache/builders/build-decorators';
+import { SCRIPT } from '../../../process-page/scripts/script.resource-type';
+
+@Injectable()
+@dataService(SCRIPT)
+export class ScriptDataService extends DataService<Script> {
+  protected linkPath = 'scripts';
+
+  constructor(
+    protected requestService: RequestService,
+    protected rdbService: RemoteDataBuildService,
+    protected store: Store<CoreState>,
+    protected objectCache: ObjectCacheService,
+    protected halService: HALEndpointService,
+    protected notificationsService: NotificationsService,
+    protected http: HttpClient,
+    protected comparator: DefaultChangeAnalyzer<Script>) {
+    super();
+  }
+
+  public invoke(scriptName: string, parameters: ProcessParameter[], files: File[]): Observable<RequestEntry> {
+    const requestId = this.requestService.generateRequestId();
+    return this.getBrowseEndpoint().pipe(
+      map((endpoint: string) => new URLCombiner(endpoint, scriptName, 'processes').toString()),
+      map((endpoint: string) => {
+        const body = this.getInvocationFormData(parameters, files);
+        return new MultipartPostRequest(requestId, endpoint, body)
+      }),
+      map((request: RestRequest) => this.requestService.configure(request)),
+      switchMap(() => this.requestService.getByUUID(requestId)),
+      find((request: RequestEntry) => request.completed)
+    );
+  }
+
+  private getInvocationFormData(parameters: ProcessParameter[], files: File[]): FormData {
+    const form: FormData = new FormData();
+    form.set('properties', JSON.stringify(parameters));
+    files.forEach((file: File) => {
+      form.append('file', file);
+    });
+    return form;
+  }
+}

src/app/core/data/request.effects.ts

@@ -11,12 +11,7 @@ import { DSpaceRESTV2Response } from '../dspace-rest-v2/dspace-rest-v2-response.
 
 import { DSpaceRESTv2Service } from '../dspace-rest-v2/dspace-rest-v2.service';
 import { DSpaceSerializer } from '../dspace-rest-v2/dspace.serializer';
-import {
+import { RequestActionTypes, RequestCompleteAction, RequestExecuteAction, ResetResponseTimestampsAction } from './request.actions';
-  RequestActionTypes,
-  RequestCompleteAction,
-  RequestExecuteAction,
-  ResetResponseTimestampsAction
-} from './request.actions';
 import { RequestError, RestRequest } from './request.models';
 import { RequestEntry } from './request.reducer';
 import { RequestService } from './request.service';
@@ -42,12 +37,12 @@ export class RequestEffects {
     filter((entry: RequestEntry) => hasValue(entry)),
     map((entry: RequestEntry) => entry.request),
     flatMap((request: RestRequest) => {
-      let body;
+      let body = request.body;
-      if (isNotEmpty(request.body)) {
+      if (isNotEmpty(request.body) && !request.isMultipart) {
         const serializer = new DSpaceSerializer(getClassForType(request.body.type));
         body = serializer.serialize(request.body);
       }
-      return this.restApi.request(request.method, request.href, body, request.options).pipe(
+      return this.restApi.request(request.method, request.href, body, request.options, request.isMultipart).pipe(
         map((data: DSpaceRESTV2Response) => this.injector.get(request.getResponseParser()).parse(request, data)),
         addToResponseCacheAndCompleteAction(request),
         catchError((error: RequestError) => observableOf(new ErrorResponse(error)).pipe(

src/app/core/data/request.models.ts

@@ -18,6 +18,7 @@ import { URLCombiner } from '../url-combiner/url-combiner';
 import { TaskResponseParsingService } from '../tasks/task-response-parsing.service';
 import { ContentSourceResponseParsingService } from './content-source-response-parsing.service';
 import { MappedCollectionsReponseParsingService } from './mapped-collections-reponse-parsing.service';
+import { ProcessFilesResponseParsingService } from './process-files-response-parsing.service';
 import { TokenResponseParsingService } from '../auth/token-response-parsing.service';
 
 /* tslint:disable:max-classes-per-file */
@@ -31,6 +32,8 @@ export enum IdentifierType {
 export abstract class RestRequest {
   public responseMsToLive = 10 * 1000;
   public forceBypassCache = false;
+  public isMultipart = false;
+
   constructor(
     public uuid: string,
     public href: string,
@@ -73,6 +76,21 @@ export class PostRequest extends RestRequest {
   }
 }
 
+/**
+ * Request representing a multipart post request
+ */
+export class MultipartPostRequest extends RestRequest {
+  public isMultipart = true;
+  constructor(
+    public uuid: string,
+    public href: string,
+    public body?: any,
+    public options?: HttpOptions
+  )  {
+    super(uuid, href, RestRequestMethod.POST, body)
+  }
+}
+
 export class PutRequest extends RestRequest {
   constructor(
     public uuid: string,
@@ -208,6 +226,15 @@ export class MappedCollectionsRequest extends GetRequest {
   }
 }
 
+/**
+ * Request to fetch the files of a process
+ */
+export class ProcessFilesRequest extends GetRequest {
+  getResponseParser(): GenericConstructor<ResponseParsingService> {
+    return ProcessFilesResponseParsingService;
+  }
+}
+
 export class ConfigRequest extends GetRequest {
   constructor(uuid: string, href: string, public options?: HttpOptions) {
     super(uuid, href, null, options);

src/app/core/dspace-rest-v2/dspace-rest-v2.service.ts

@@ -69,10 +69,12 @@ export class DSpaceRESTv2Service {
    *    an optional body for the request
    * @param options
    *    the HttpOptions object
+   * @param isMultipart
+   *     true when this concerns a multipart request
    * @return {Observable<string>}
    *      An Observable<string> containing the response from the server
    */
-  request(method: RestRequestMethod, url: string, body?: any, options?: HttpOptions): Observable<DSpaceRESTV2Response> {
+  request(method: RestRequestMethod, url: string, body?: any, options?: HttpOptions, isMultipart?: boolean): Observable<DSpaceRESTV2Response> {
     const requestOptions: HttpOptions = {};
     requestOptions.body = body;
     if (method === RestRequestMethod.POST && isNotEmpty(body) && isNotEmpty(body.name)) {
@@ -98,7 +100,7 @@ export class DSpaceRESTv2Service {
       requestOptions.withCredentials = options.withCredentials;
     }
 
-    if (!requestOptions.headers.has('Content-Type')) {
+    if (!requestOptions.headers.has('Content-Type') && !isMultipart) {
       // Because HttpHeaders is immutable, the set method returns a new object instead of updating the existing headers
       requestOptions.headers = requestOptions.headers.set('Content-Type', DEFAULT_CONTENT_TYPE);
     }

src/app/process-page/detail/process-detail-field/process-detail-field.component.html

@@ -0,0 +1,2 @@
+<h4 class="mt-4">{{title | translate}}</h4>
+<ng-content></ng-content>

src/app/process-page/detail/process-detail-field/process-detail-field.component.spec.ts

@@ -0,0 +1,38 @@
+import { ProcessDetailFieldComponent } from './process-detail-field.component';
+import { async, ComponentFixture, TestBed } from '@angular/core/testing';
+import { VarDirective } from '../../../shared/utils/var.directive';
+import { RouterTestingModule } from '@angular/router/testing';
+import { TranslateModule } from '@ngx-translate/core';
+import { NO_ERRORS_SCHEMA } from '@angular/core';
+import { By } from '@angular/platform-browser';
+
+describe('ProcessDetailFieldComponent', () => {
+  let component: ProcessDetailFieldComponent;
+  let fixture: ComponentFixture<ProcessDetailFieldComponent>;
+
+  let title;
+
+  beforeEach(async(() => {
+    title = 'fake.title.message';
+
+    TestBed.configureTestingModule({
+      declarations: [ProcessDetailFieldComponent, VarDirective],
+      imports: [TranslateModule.forRoot(), RouterTestingModule.withRoutes([])],
+      providers: [
+      ],
+      schemas: [NO_ERRORS_SCHEMA]
+    }).compileComponents();
+  }));
+
+  beforeEach(() => {
+    fixture = TestBed.createComponent(ProcessDetailFieldComponent);
+    component = fixture.componentInstance;
+    component.title = title;
+    fixture.detectChanges();
+  });
+
+  it('should display the given title', () => {
+    const header = fixture.debugElement.query(By.css('h4')).nativeElement;
+    expect(header.textContent).toContain(title);
+  });
+});

src/app/process-page/detail/process-detail-field/process-detail-field.component.ts

@@ -0,0 +1,15 @@
+import { Component, Input } from '@angular/core';
+
+@Component({
+  selector: 'ds-process-detail-field',
+  templateUrl: './process-detail-field.component.html',
+})
+/**
+ * A component displaying a single detail about a DSpace Process
+ */
+export class ProcessDetailFieldComponent {
+  /**
+   * I18n message for the header
+   */
+  @Input() title: string;
+}

src/app/process-page/detail/process-detail.component.html

@@ -0,0 +1,42 @@
+<div class="container" *ngVar="(processRD$ | async)?.payload as process">
+    <div class="d-flex">
+        <h2 class="flex-grow-1">{{'process.detail.title' | translate:{id: process?.processId, name: process?.scriptName} }}</h2>
+        <div>
+            <a class="btn btn-light" [routerLink]="'/processes/new'" [queryParams]="{id: process?.processId}">{{'process.detail.create' | translate}}</a>
+        </div>
+    </div>
+    <ds-process-detail-field id="process-name" [title]="'process.detail.script'">
+        <div>{{ process?.scriptName }}</div>
+    </ds-process-detail-field>
+
+    <ds-process-detail-field *ngIf="process?.parameters && process?.parameters?.length > 0" id="process-arguments" [title]="'process.detail.arguments'">
+        <div *ngFor="let argument of process?.parameters">{{ argument?.name }} {{ argument?.value }}</div>
+    </ds-process-detail-field>
+
+    <div *ngVar="(filesRD$ | async)?.payload?.page as files">
+        <ds-process-detail-field *ngIf="files && files?.length > 0" id="process-files" [title]="'process.detail.output-files'">
+          <ds-file-download-link *ngFor="let file of files; let last=last;" [href]="file?._links?.content?.href" [download]="getFileName(file)">
+            <span>{{getFileName(file)}}</span>
+            <span>({{(file?.sizeBytes) | dsFileSize }})</span>
+          </ds-file-download-link>
+        </ds-process-detail-field>
+    </div>
+
+    <ds-process-detail-field *ngIf="process && process.startTime" id="process-start-time" [title]="'process.detail.start-time' | translate">
+        <div>{{ process.startTime }}</div>
+    </ds-process-detail-field>
+
+    <ds-process-detail-field *ngIf="process && process.endTime" id="process-end-time" [title]="'process.detail.end-time' | translate">
+        <div>{{ process.endTime }}</div>
+    </ds-process-detail-field>
+
+    <ds-process-detail-field *ngIf="process && process.processStatus" id="process-status" [title]="'process.detail.status' | translate">
+        <div>{{ process.processStatus }}</div>
+    </ds-process-detail-field>
+
+    <!--<ds-process-detail-field id="process-output" [title]="'process.detail.output'">-->
+    <!--<pre class="font-weight-bold text-secondary bg-light p-3">{{'process.detail.output.alert' | translate}}</pre>-->
+    <!--</ds-process-detail-field>-->
+
+    <a class="btn btn-light mt-3" [routerLink]="'/processes'">{{'process.detail.back' | translate}}</a>
+</div>

src/app/process-page/detail/process-detail.component.spec.ts

@@ -0,0 +1,107 @@
+import { ProcessDetailComponent } from './process-detail.component';
+import { async, ComponentFixture, TestBed } from '@angular/core/testing';
+import { VarDirective } from '../../shared/utils/var.directive';
+import { TranslateModule } from '@ngx-translate/core';
+import { RouterTestingModule } from '@angular/router/testing';
+import { NO_ERRORS_SCHEMA } from '@angular/core';
+import { ProcessDetailFieldComponent } from './process-detail-field/process-detail-field.component';
+import { Process } from '../processes/process.model';
+import { ActivatedRoute } from '@angular/router';
+import { of as observableOf } from 'rxjs';
+import { By } from '@angular/platform-browser';
+import { FileSizePipe } from '../../shared/utils/file-size-pipe';
+import { Bitstream } from '../../core/shared/bitstream.model';
+import { ProcessDataService } from '../../core/data/processes/process-data.service';
+import { DSONameService } from '../../core/breadcrumbs/dso-name.service';
+import { createSuccessfulRemoteDataObject, createSuccessfulRemoteDataObject$ } from '../../shared/remote-data.utils';
+import { createPaginatedList } from '../../shared/testing/utils.test';
+
+describe('ProcessDetailComponent', () => {
+  let component: ProcessDetailComponent;
+  let fixture: ComponentFixture<ProcessDetailComponent>;
+
+  let processService: ProcessDataService;
+  let nameService: DSONameService;
+
+  let process: Process;
+  let fileName: string;
+  let files: Bitstream[];
+
+  function init() {
+    process = Object.assign(new Process(), {
+      processId: 1,
+      scriptName: 'script-name',
+      parameters: [
+        {
+          name: '-f',
+          value: 'file.xml'
+        },
+        {
+          name: '-i',
+          value: 'identifier'
+        }
+      ]
+    });
+    fileName = 'fake-file-name';
+    files = [
+      Object.assign(new Bitstream(), {
+        sizeBytes: 10000,
+        metadata: {
+          'dc.title': [
+            {
+              value: fileName,
+              language: null
+            }
+          ]
+        },
+        _links: {
+          content: { href: 'file-selflink' }
+        }
+      })
+    ];
+    processService = jasmine.createSpyObj('processService', {
+      getFiles: createSuccessfulRemoteDataObject$(createPaginatedList(files))
+    });
+    nameService = jasmine.createSpyObj('nameService', {
+      getName: fileName
+    });
+  }
+
+  beforeEach(async(() => {
+    init();
+    TestBed.configureTestingModule({
+      declarations: [ProcessDetailComponent, ProcessDetailFieldComponent, VarDirective, FileSizePipe],
+      imports: [TranslateModule.forRoot(), RouterTestingModule.withRoutes([])],
+      providers: [
+        { provide: ActivatedRoute, useValue: { data: observableOf({ process: createSuccessfulRemoteDataObject(process) }) } },
+        { provide: ProcessDataService, useValue: processService },
+        { provide: DSONameService, useValue: nameService }
+      ],
+      schemas: [NO_ERRORS_SCHEMA]
+    }).compileComponents();
+  }));
+
+  beforeEach(() => {
+    fixture = TestBed.createComponent(ProcessDetailComponent);
+    component = fixture.componentInstance;
+    fixture.detectChanges();
+  });
+
+  it('should display the script\'s name', () => {
+    const name = fixture.debugElement.query(By.css('#process-name')).nativeElement;
+    expect(name.textContent).toContain(process.scriptName);
+  });
+
+  it('should display the process\'s parameters', () => {
+    const args = fixture.debugElement.query(By.css('#process-arguments')).nativeElement;
+    process.parameters.forEach((param) => {
+      expect(args.textContent).toContain(`${param.name} ${param.value}`)
+    });
+  });
+
+  it('should display the process\'s output files', () => {
+    const processFiles = fixture.debugElement.query(By.css('#process-files')).nativeElement;
+    expect(processFiles.textContent).toContain(fileName);
+  });
+
+});

src/app/process-page/detail/process-detail.component.ts

@@ -0,0 +1,69 @@
+import { Component, OnInit } from '@angular/core';
+import { ActivatedRoute, Router } from '@angular/router';
+import { Observable } from 'rxjs/internal/Observable';
+import { RemoteData } from '../../core/data/remote-data';
+import { Process } from '../processes/process.model';
+import { map, switchMap } from 'rxjs/operators';
+import { getFirstSucceededRemoteDataPayload, redirectToPageNotFoundOn404 } from '../../core/shared/operators';
+import { AlertType } from '../../shared/alert/aletr-type';
+import { ProcessDataService } from '../../core/data/processes/process-data.service';
+import { PaginatedList } from '../../core/data/paginated-list';
+import { Bitstream } from '../../core/shared/bitstream.model';
+import { DSONameService } from '../../core/breadcrumbs/dso-name.service';
+
+@Component({
+  selector: 'ds-process-detail',
+  templateUrl: './process-detail.component.html',
+})
+/**
+ * A component displaying detailed information about a DSpace Process
+ */
+export class ProcessDetailComponent implements OnInit {
+
+  /**
+   * The AlertType enumeration
+   * @type {AlertType}
+   */
+  public AlertTypeEnum = AlertType;
+
+  /**
+   * The Process's Remote Data
+   */
+  processRD$: Observable<RemoteData<Process>>;
+
+  /**
+   * The Process's Output Files
+   */
+  filesRD$: Observable<RemoteData<PaginatedList<Bitstream>>>;
+
+  constructor(protected route: ActivatedRoute,
+              protected router: Router,
+              protected processService: ProcessDataService,
+              protected nameService: DSONameService) {
+  }
+
+  /**
+   * Initialize component properties
+   * Display a 404 if the process doesn't exist
+   */
+  ngOnInit(): void {
+    this.processRD$ = this.route.data.pipe(
+      map((data) => data.process as RemoteData<Process>),
+      redirectToPageNotFoundOn404(this.router)
+    );
+
+    this.filesRD$ = this.processRD$.pipe(
+      getFirstSucceededRemoteDataPayload(),
+      switchMap((process: Process) => this.processService.getFiles(process.processId))
+    );
+  }
+
+  /**
+   * Get the name of a bitstream
+   * @param bitstream
+   */
+  getFileName(bitstream: Bitstream) {
+    return this.nameService.getName(bitstream);
+  }
+
+}

src/app/process-page/form/process-form.component.html

@@ -0,0 +1,25 @@
+<div class="container">
+    <div class="row">
+        <h2 class="col-12">
+            {{headerKey | translate}}
+        </h2>
+        <div class="col-12 col-md-6">
+            <form #form="ngForm" (ngSubmit)="submitForm(form)">
+                <ds-scripts-select [script]="selectedScript" (select)="selectedScript = $event; parameters = undefined"></ds-scripts-select>
+                <ds-process-parameters [initialParams]="parameters" [script]="selectedScript" (updateParameters)="parameters = $event"></ds-process-parameters>
+                <button [routerLink]="['/processes']" class="btn btn-light float-left">{{ 'process.new.cancel' | translate }}</button>
+                <button type="submit" class="btn btn-light float-right">{{ 'process.new.submit' | translate }}</button>
+            </form>
+        </div>
+        <div class="col-12 col-md-6">
+            <ds-script-help [script]="selectedScript"></ds-script-help>
+        </div>
+    </div>
+
+    <div *ngIf="missingParameters.length > 0" class="mt-3 alert alert-danger validation-error">
+        {{'process.new.parameter.required.missing' | translate}}
+        <ul>
+            <li *ngFor="let missing of missingParameters">{{missing}}</li>
+        </ul>
+    </div>
+</div>

src/app/process-page/form/process-form.component.spec.ts

@@ -0,0 +1,86 @@
+import { async, ComponentFixture, TestBed } from '@angular/core/testing';
+
+import { FormsModule } from '@angular/forms';
+import { TranslateLoader, TranslateModule } from '@ngx-translate/core';
+import { NO_ERRORS_SCHEMA } from '@angular/core';
+import { ProcessFormComponent } from './process-form.component';
+import { ScriptDataService } from '../../core/data/processes/script-data.service';
+import { ScriptParameter } from '../scripts/script-parameter.model';
+import { Script } from '../scripts/script.model';
+import { ProcessParameter } from '../processes/process-parameter.model';
+import { NotificationsService } from '../../shared/notifications/notifications.service';
+import { of as observableOf } from 'rxjs';
+import { NotificationsServiceStub } from '../../shared/testing/notifications-service.stub';
+import { TranslateLoaderMock } from '../../shared/mocks/translate-loader.mock';
+import { RequestService } from '../../core/data/request.service';
+import { Router } from '@angular/router';
+
+describe('ProcessFormComponent', () => {
+  let component: ProcessFormComponent;
+  let fixture: ComponentFixture<ProcessFormComponent>;
+  let scriptService;
+  let parameterValues;
+  let script;
+
+  function init() {
+    const param1 = new ScriptParameter();
+    const param2 = new ScriptParameter();
+    script = Object.assign(new Script(), { parameters: [param1, param2] });
+    parameterValues = [
+      Object.assign(new ProcessParameter(), { name: '-a', value: 'bla' }),
+      Object.assign(new ProcessParameter(), { name: '-b', value: '123' }),
+      Object.assign(new ProcessParameter(), { name: '-c', value: 'value' }),
+    ];
+    scriptService = jasmine.createSpyObj(
+      'scriptService',
+      {
+        invoke: observableOf({
+          response:
+            {
+              isSuccessful: true
+            }
+        })
+      }
+    )
+  }
+
+  beforeEach(async(() => {
+    init();
+    TestBed.configureTestingModule({
+      imports: [
+        FormsModule,
+        TranslateModule.forRoot({
+          loader: {
+            provide: TranslateLoader,
+            useClass: TranslateLoaderMock
+          }
+        })],
+      declarations: [ProcessFormComponent],
+      providers: [
+        { provide: ScriptDataService, useValue: scriptService },
+        { provide: NotificationsService, useClass: NotificationsServiceStub },
+        { provide: RequestService, useValue: jasmine.createSpyObj('requestService', ['removeBySubstring']) },
+        { provide: Router, useValue: {} },
+      ],
+      schemas: [NO_ERRORS_SCHEMA]
+    })
+      .compileComponents();
+  }));
+
+  beforeEach(() => {
+    fixture = TestBed.createComponent(ProcessFormComponent);
+    component = fixture.componentInstance;
+    component.parameters = parameterValues;
+    component.selectedScript = script;
+    fixture.detectChanges();
+  });
+
+  it('should create', () => {
+    expect(component).toBeTruthy();
+  });
+
+  it('should call invoke on the scriptService on submit', () => {
+    component.submitForm({ controls: {} } as any);
+    expect(scriptService.invoke).toHaveBeenCalled();
+  });
+});

src/app/process-page/form/process-form.component.ts

@@ -0,0 +1,151 @@
+import { Component, Input, OnInit } from '@angular/core';
+import { Script } from '../scripts/script.model';
+import { Process } from '../processes/process.model';
+import { ProcessParameter } from '../processes/process-parameter.model';
+import { ScriptDataService } from '../../core/data/processes/script-data.service';
+import { ControlContainer, NgForm } from '@angular/forms';
+import { ScriptParameter } from '../scripts/script-parameter.model';
+import { RequestEntry } from '../../core/data/request.reducer';
+import { NotificationsService } from '../../shared/notifications/notifications.service';
+import { TranslateService } from '@ngx-translate/core';
+import { take } from 'rxjs/operators';
+import { RequestService } from '../../core/data/request.service';
+import { Router } from '@angular/router';
+
+/**
+ * Component to create a new script
+ */
+@Component({
+  selector: 'ds-process-form',
+  templateUrl: './process-form.component.html',
+  styleUrls: ['./process-form.component.scss'],
+})
+export class ProcessFormComponent implements OnInit {
+  /**
+   * The currently selected script
+   */
+  @Input() public selectedScript: Script = undefined;
+
+  /**
+   * The process to create
+   */
+  @Input() public process: Process = undefined;
+
+  /**
+   * The parameter values to use to start the process
+   */
+  @Input() public parameters: ProcessParameter[];
+
+  /**
+   * Optional files that are used as parameter values
+   */
+  public files: File[] = [];
+
+  /**
+   * Message key for the header of the form
+   */
+  @Input() public headerKey: string;
+
+  /**
+   * Contains the missing parameters on submission
+   */
+  public missingParameters = [];
+
+  constructor(
+    private scriptService: ScriptDataService,
+    private notificationsService: NotificationsService,
+    private translationService: TranslateService,
+    private requestService: RequestService,
+    private router: Router) {
+  }
+
+  ngOnInit(): void {
+    this.process = new Process();
+  }
+
+  /**
+   * Validates the form, sets the parameters to correct values and invokes the script with the correct parameters
+   * @param form
+   */
+  submitForm(form: NgForm) {
+    if (!this.validateForm(form) || this.isRequiredMissing()) {
+      return;
+    }
+
+    const stringParameters: ProcessParameter[] = this.parameters.map((parameter: ProcessParameter) => {
+        return {
+          name: parameter.name,
+          value: this.checkValue(parameter)
+        };
+      }
+    );
+    this.scriptService.invoke(this.selectedScript.id, stringParameters, this.files)
+      .pipe(take(1))
+      .subscribe((requestEntry: RequestEntry) => {
+        if (requestEntry.response.isSuccessful) {
+          const title = this.translationService.get('process.new.notification.success.title');
+          const content = this.translationService.get('process.new.notification.success.content');
+          this.notificationsService.success(title, content);
+          this.sendBack();
+        } else {
+          const title = this.translationService.get('process.new.notification.error.title');
+          const content = this.translationService.get('process.new.notification.error.content');
+          this.notificationsService.error(title, content);
+        }
+      })
+  }
+
+  /**
+   * Checks whether the parameter values are files
+   * Replaces file parameters by strings and stores the files in a separate list
+   * @param processParameter The parameter value to check
+   */
+  private checkValue(processParameter: ProcessParameter): string {
+    if (typeof processParameter.value === 'object') {
+      this.files = [...this.files, processParameter.value];
+      return processParameter.value.name;
+    }
+    return processParameter.value;
+  }
+
+  /**
+   * Validates the form
+   * Returns false if the form is invalid
+   * Returns true if the form is valid
+   * @param form The NgForm object to validate
+   */
+  private validateForm(form: NgForm) {
+    let valid = true;
+    Object.keys(form.controls).forEach((key) => {
+      if (form.controls[key].invalid) {
+        form.controls[key].markAsDirty();
+        valid = false;
+      }
+    });
+    return valid;
+  }
+
+  private isRequiredMissing() {
+    this.missingParameters = [];
+    const setParams: string[] = this.parameters
+      .map((param) => param.name);
+    const requiredParams: ScriptParameter[] = this.selectedScript.parameters.filter((param) => param.mandatory);
+    for (const rp of requiredParams) {
+      if (!setParams.includes(rp.name)) {
+        this.missingParameters.push(rp.name);
+      }
+    }
+    return this.missingParameters.length > 0;
+  }
+
+  private sendBack() {
+    this.requestService.removeByHrefSubstring('/processes');
+    /* should subscribe on the previous method to know the action is finished and then navigate,
+    will fix this when the removeByHrefSubstring changes are merged */
+    this.router.navigateByUrl('/processes');
+  }
+}
+
+export function controlContainerFactory(controlContainer?: ControlContainer) {
+  return controlContainer;
+}

src/app/process-page/form/process-parameters/parameter-select/parameter-select.component.html

@@ -0,0 +1,16 @@
+<div class="form-row mb-2 mx-0">
+    <select id="process-parameters"
+            class="form-control col"
+            name="parameter-{{index}}"
+            [(ngModel)]="selectedParameter"
+            #param="ngModel">
+        <option [ngValue]="undefined">Add a parameter...</option>
+        <option *ngFor="let param of parameters" [ngValue]="param.name">
+            {{param.nameLong || param.name}}
+        </option>
+    </select>
+    <ds-parameter-value-input [initialValue]="parameterValue.value" [parameter]="selectedScriptParameter" (updateValue)="selectedParameterValue = $event" class="d-block col" [index]="index"></ds-parameter-value-input>
+    <button *ngIf="removable" class="btn btn-light col-1 remove-button" (click)="removeParameter.emit(parameterValue);"><span class="fas fa-trash"></span></button>
+    <span *ngIf="!removable" class="col-1"></span>
+</div>
+

src/app/process-page/form/process-parameters/parameter-select/parameter-select.component.spec.ts

@@ -0,0 +1,71 @@
+import { async, ComponentFixture, TestBed } from '@angular/core/testing';
+
+import { ParameterSelectComponent } from './parameter-select.component';
+import { NO_ERRORS_SCHEMA } from '@angular/core';
+import { FormsModule } from '@angular/forms';
+import { ScriptParameter } from '../../../scripts/script-parameter.model';
+import { ScriptParameterType } from '../../../scripts/script-parameter-type.model';
+import { By } from '@angular/platform-browser';
+
+describe('ParameterSelectComponent', () => {
+  let component: ParameterSelectComponent;
+  let fixture: ComponentFixture<ParameterSelectComponent>;
+  let scriptParams: ScriptParameter[];
+
+  function init() {
+    scriptParams = [
+      Object.assign(
+        new ScriptParameter(),
+        {
+          name: '-a',
+          type: ScriptParameterType.BOOLEAN
+        }
+      ),
+      Object.assign(
+        new ScriptParameter(),
+        {
+          name: '-f',
+          type: ScriptParameterType.FILE
+        }
+      ),
+    ]
+  }
+  beforeEach(async(() => {
+    init();
+    TestBed.configureTestingModule({
+      imports: [FormsModule],
+      declarations: [ParameterSelectComponent],
+      schemas: [NO_ERRORS_SCHEMA]
+    })
+      .compileComponents();
+  }));
+
+  beforeEach(() => {
+    fixture = TestBed.createComponent(ParameterSelectComponent);
+    component = fixture.componentInstance;
+
+    component.parameters = scriptParams;
+    component.removable = false;
+    fixture.detectChanges();
+  });
+
+  it('should create', () => {
+    expect(component).toBeTruthy();
+  });
+
+  it('should show the remove button when removable', () => {
+    component.removable = true;
+    fixture.detectChanges();
+
+    const button = fixture.debugElement.query(By.css('button.remove-button'));
+    expect(button).not.toBeNull();
+  });
+
+  it('should hide the remove button when not removable', () => {
+    component.removable = false;
+    fixture.detectChanges();
+
+    const button = fixture.debugElement.query(By.css('button.remove-button'));
+    expect(button).toBeNull();
+  });
+});

src/app/process-page/form/process-parameters/parameter-select/parameter-select.component.ts

@@ -0,0 +1,89 @@
+import { Component, EventEmitter, Input, Optional, Output } from '@angular/core';
+import { ProcessParameter } from '../../../processes/process-parameter.model';
+import { ScriptParameter } from '../../../scripts/script-parameter.model';
+import { ControlContainer, NgForm } from '@angular/forms';
+import { controlContainerFactory } from '../../process-form.component';
+
+/**
+ * Component to select a single parameter for a process
+ */
+@Component({
+  selector: 'ds-parameter-select',
+  templateUrl: './parameter-select.component.html',
+  styleUrls: ['./parameter-select.component.scss'],
+  viewProviders: [{
+    provide: ControlContainer,
+    useFactory: controlContainerFactory,
+    deps: [[new Optional(), NgForm]]
+  }]
+})
+export class ParameterSelectComponent {
+  @Input() index: number;
+
+  /**
+   * The current parameter value of the selected parameter
+   */
+  @Input() parameterValue: ProcessParameter = new ProcessParameter();
+
+  /**
+   * The available script parameters for the script
+   */
+  @Input() parameters: ScriptParameter[];
+
+  /**
+   * Whether or not this selected parameter can be removed from the list
+   */
+  @Input() removable: boolean;
+
+  /**
+   * Emits the parameter value when it's removed
+   */
+  @Output() removeParameter: EventEmitter<ProcessParameter> = new EventEmitter<ProcessParameter>();
+
+  /**
+   * Emits the updated parameter value when it changes
+   */
+  @Output() changeParameter: EventEmitter<ProcessParameter> = new EventEmitter<ProcessParameter>();
+
+  /**
+   * Returns the script parameter based on the currently selected name
+   */
+  get selectedScriptParameter(): ScriptParameter {
+    return this.parameters.find((parameter: ScriptParameter) => parameter.name === this.selectedParameter);
+  }
+
+  /**
+   * Return the currently selected parameter name
+   */
+  get selectedParameter(): string {
+    return this.parameterValue ? this.parameterValue.name : undefined;
+  }
+
+  /**
+   * Sets the currently selected parameter based on the provided parameter name
+   * Emits the new value from the changeParameter output
+   * @param value The parameter name to set
+   */
+  set selectedParameter(value: string) {
+    this.parameterValue.name = value;
+    this.selectedParameterValue = undefined;
+    this.changeParameter.emit(this.parameterValue);
+  }
+
+  /**
+   * Returns the currently selected parameter value
+   */
+  get selectedParameterValue(): any {
+    return this.parameterValue ? this.parameterValue.value : undefined;
+  }
+
+  /**
+   * Sets the currently selected value for the parameter
+   * Emits the new value from the changeParameter output
+   * @param value The parameter value to set
+   */
+  set selectedParameterValue(value: any) {
+    this.parameterValue.value = value;
+    this.changeParameter.emit(this.parameterValue);
+  }
+}

src/app/process-page/form/process-parameters/parameter-value-input/boolean-value-input/boolean-value-input.component.html

@@ -0,0 +1 @@
+<input type="hidden" value="true" name="boolean-value-{{index}}" id="boolean-value-{{index}}"/>

src/app/process-page/form/process-parameters/parameter-value-input/boolean-value-input/boolean-value-input.component.spec.ts

@@ -0,0 +1,32 @@
+import { async, ComponentFixture, TestBed } from '@angular/core/testing';
+
+import { BooleanValueInputComponent } from './boolean-value-input.component';
+import { DebugElement } from '@angular/core';
+import { By } from '@angular/platform-browser';
+
+describe('BooleanValueInputComponent', () => {
+  let component: BooleanValueInputComponent;
+  let fixture: ComponentFixture<BooleanValueInputComponent>;
+
+  beforeEach(async(() => {
+    TestBed.configureTestingModule({
+      declarations: [BooleanValueInputComponent]
+    })
+      .compileComponents();
+  }));
+
+  beforeEach(() => {
+    fixture = TestBed.createComponent(BooleanValueInputComponent);
+    component = fixture.componentInstance;
+    spyOn(component.updateValue, 'emit');
+    fixture.detectChanges();
+  });
+
+  it('should create', () => {
+    expect(component).toBeTruthy();
+  });
+
+  it('should emit true onInit', () => {
+    expect(component.updateValue.emit).toHaveBeenCalledWith(true);
+  });
+});

src/app/process-page/form/process-parameters/parameter-value-input/boolean-value-input/boolean-value-input.component.ts

@@ -0,0 +1,21 @@
+import { Component, OnInit, Optional } from '@angular/core';
+import { ValueInputComponent } from '../value-input.component';
+import { ControlContainer, NgForm } from '@angular/forms';
+import { controlContainerFactory } from '../../../process-form.component';
+
+/**
+ * Represents the value of a boolean parameter
+ */
+@Component({
+  selector: 'ds-boolean-value-input',
+  templateUrl: './boolean-value-input.component.html',
+  styleUrls: ['./boolean-value-input.component.scss'],
+  viewProviders: [ { provide: ControlContainer,
+    useFactory: controlContainerFactory,
+    deps: [[new Optional(), NgForm]] } ]
+})
+export class BooleanValueInputComponent extends ValueInputComponent<boolean> implements OnInit {
+  ngOnInit() {
+    this.updateValue.emit(true)
+  }
+}

src/app/process-page/form/process-parameters/parameter-value-input/date-value-input/date-value-input.component.html

@@ -0,0 +1,7 @@
+<input required #string="ngModel" type="text" class="form-control" name="date-value-{{index}}" id="date-value-{{index}}" [ngModel]="value" (ngModelChange)="setValue($event)"/>
+<div *ngIf="string.invalid && (string.dirty || string.touched)"
+     class="alert alert-danger validation-error">
+    <div *ngIf="string.errors.required">
+        {{'process.new.parameter.string.required' | translate}}
+    </div>
+</div>

src/app/process-page/form/process-parameters/parameter-value-input/date-value-input/date-value-input.component.spec.ts

@@ -0,0 +1,70 @@
+import { async, ComponentFixture, fakeAsync, TestBed, tick } from '@angular/core/testing';
+
+import { DateValueInputComponent } from './date-value-input.component';
+import { FormsModule } from '@angular/forms';
+import { TranslateLoader, TranslateModule } from '@ngx-translate/core';
+import { By } from '@angular/platform-browser';
+import { TranslateLoaderMock } from '../../../../../shared/mocks/translate-loader.mock';
+
+describe('DateValueInputComponent', () => {
+  let component: DateValueInputComponent;
+  let fixture: ComponentFixture<DateValueInputComponent>;
+
+  beforeEach(async(() => {
+    TestBed.configureTestingModule({
+      imports: [
+        FormsModule,
+        TranslateModule.forRoot({
+          loader: {
+            provide: TranslateLoader,
+            useClass: TranslateLoaderMock
+          }
+        })],
+      declarations: [DateValueInputComponent]
+    })
+      .compileComponents();
+  }));
+
+  beforeEach(() => {
+    fixture = TestBed.createComponent(DateValueInputComponent);
+    component = fixture.componentInstance;
+    fixture.detectChanges();
+  });
+
+  it('should create', () => {
+    expect(component).toBeTruthy();
+  });
+
+  it('should not show a validation error if the input field was left untouched but left empty', () => {
+    const validationError = fixture.debugElement.query(By.css('.validation-error'));
+    expect(validationError).toBeFalsy();
+  });
+
+  it('should show a validation error if the input field was touched but left empty',  fakeAsync(() => {
+    component.value = '';
+    fixture.detectChanges();
+    tick();
+
+    const input = fixture.debugElement.query(By.css('input'));
+    input.triggerEventHandler('blur', null);
+
+    fixture.detectChanges();
+
+    const validationError = fixture.debugElement.query(By.css('.validation-error'));
+    expect(validationError).toBeTruthy();
+  }));
+
+  it('should not show a validation error if the input field was touched but not left empty', fakeAsync(() => {
+    component.value = 'testValue';
+    fixture.detectChanges();
+    tick();
+
+    const input = fixture.debugElement.query(By.css('input'));
+    input.triggerEventHandler('blur', null);
+
+    fixture.detectChanges();
+
+    const validationError = fixture.debugElement.query(By.css('.validation-error'));
+    expect(validationError).toBeFalsy();
+  }));
+});

src/app/process-page/form/process-parameters/parameter-value-input/date-value-input/date-value-input.component.ts

@@ -0,0 +1,36 @@
+import { Component, Input, Optional } from '@angular/core';
+import { ValueInputComponent } from '../value-input.component';
+import { ControlContainer, NgForm } from '@angular/forms';
+import { controlContainerFactory } from '../../../process-form.component';
+
+/**
+ * Represents the user inputted value of a date parameter
+ */
+@Component({
+  selector: 'ds-date-value-input',
+  templateUrl: './date-value-input.component.html',
+  styleUrls: ['./date-value-input.component.scss'],
+  viewProviders: [ { provide: ControlContainer,
+    useFactory: controlContainerFactory,
+    deps: [[new Optional(), NgForm]] } ]
+})
+export class DateValueInputComponent extends ValueInputComponent<string> {
+  /**
+   * The current value of the date string
+   */
+  value: string;
+
+  /**
+   * Initial value of the field
+   */
+  @Input() initialValue;
+
+  ngOnInit() {
+    this.value = this.initialValue;
+  }
+
+  setValue(value) {
+    this.value = value;
+    this.updateValue.emit(value)
+  }
+}

src/app/process-page/form/process-parameters/parameter-value-input/file-value-input/file-value-input.component.html

@@ -0,0 +1,13 @@
+<label for="file-upload-{{index}}" class="d-flex align-items-center m-0">
+    <span class="btn btn-light">
+        {{'process.new.parameter.file.upload-button' | translate}}
+    </span>
+    <span class="file-name ml-1">{{fileObject?.name}}</span>
+</label>
+<input requireFile #file="ngModel" type="file" name="file-upload-{{index}}" id="file-upload-{{index}}" class="form-control-file d-none" [ngModel]="fileObject" (ngModelChange)="setFile($event)"/>
+<div *ngIf="file.invalid && (file.dirty || file.touched)"
+     class="alert alert-danger validation-error">
+    <div *ngIf="file.errors.required">
+        {{'process.new.parameter.file.required' | translate}}
+    </div>
+</div>

src/app/process-page/form/process-parameters/parameter-value-input/file-value-input/file-value-input.component.scss

@@ -0,0 +1,6 @@
+.file-name {
+    flex: 1;
+    white-space: nowrap;
+    overflow: hidden;
+    text-overflow: ellipsis;
+}

src/app/process-page/form/process-parameters/parameter-value-input/file-value-input/file-value-input.component.spec.ts

@@ -0,0 +1,57 @@
+import { async, ComponentFixture, fakeAsync, TestBed, tick } from '@angular/core/testing';
+
+import { FormsModule, NgForm, ReactiveFormsModule } from '@angular/forms';
+import { TranslateLoader, TranslateModule } from '@ngx-translate/core';
+import { By } from '@angular/platform-browser';
+import { FileValueInputComponent } from './file-value-input.component';
+import { NO_ERRORS_SCHEMA } from '@angular/core';
+import { FileValueAccessorDirective } from '../../../../../shared/utils/file-value-accessor.directive';
+import { FileValidator } from '../../../../../shared/utils/require-file.validator';
+import { TranslateLoaderMock } from '../../../../../shared/mocks/translate-loader.mock';
+
+describe('FileValueInputComponent', () => {
+  let component: FileValueInputComponent;
+  let fixture: ComponentFixture<FileValueInputComponent>;
+
+  beforeEach(async(() => {
+    TestBed.configureTestingModule({
+      imports: [
+        FormsModule,
+        TranslateModule.forRoot({
+          loader: {
+            provide: TranslateLoader,
+            useClass: TranslateLoaderMock
+          }
+        })],
+      declarations: [FileValueInputComponent, FileValueAccessorDirective, FileValidator],
+      schemas: [NO_ERRORS_SCHEMA]
+
+    })
+      .compileComponents();
+  }));
+
+  beforeEach(() => {
+    fixture = TestBed.createComponent(FileValueInputComponent);
+    component = fixture.componentInstance;
+    fixture.detectChanges();
+  });
+
+  it('should create', () => {
+    expect(component).toBeTruthy();
+  });
+
+  it('should not show a validation error if the input field was left untouched but left empty', () => {
+    const validationError = fixture.debugElement.query(By.css('.validation-error'));
+    expect(validationError).toBeFalsy();
+  });
+
+  it('should show a validation error if the input field was touched but left empty',  () => {
+    const input = fixture.debugElement.query(By.css('input'));
+    input.triggerEventHandler('blur', null);
+
+    fixture.detectChanges();
+
+    const validationError = fixture.debugElement.query(By.css('.validation-error'));
+    expect(validationError).toBeTruthy();
+  });
+});

src/app/process-page/form/process-parameters/parameter-value-input/file-value-input/file-value-input.component.ts

@@ -0,0 +1,26 @@
+import { Component, Optional } from '@angular/core';
+import { ValueInputComponent } from '../value-input.component';
+import { ControlContainer, NgForm } from '@angular/forms';
+import { controlContainerFactory } from '../../../process-form.component';
+
+/**
+ * Represents the user inputted value of a file parameter
+ */
+@Component({
+  selector: 'ds-file-value-input',
+  templateUrl: './file-value-input.component.html',
+  styleUrls: ['./file-value-input.component.scss'],
+  viewProviders: [ { provide: ControlContainer,
+    useFactory: controlContainerFactory,
+    deps: [[new Optional(), NgForm]] } ]
+})
+export class FileValueInputComponent extends ValueInputComponent<File> {
+  /**
+   * The current value of the file
+   */
+  fileObject: File;
+  setFile(files) {
+    this.fileObject = files.length > 0 ? files[0] : undefined;
+    this.updateValue.emit(this.fileObject);
+  }
+}

src/app/process-page/form/process-parameters/parameter-value-input/parameter-value-input.component.html

@@ -0,0 +1,7 @@
+<div [ngSwitch]="parameter?.type">
+  <ds-string-value-input *ngSwitchCase="parameterTypes.STRING" [initialValue]="initialValue" (updateValue)="updateValue.emit($event)" [index]="index"></ds-string-value-input>
+  <ds-string-value-input *ngSwitchCase="parameterTypes.OUTPUT" [initialValue]="initialValue" (updateValue)="updateValue.emit($event)" [index]="index"></ds-string-value-input>
+  <ds-date-value-input *ngSwitchCase="parameterTypes.DATE" [initialValue]="initialValue" (updateValue)="updateValue.emit($event)" [index]="index"></ds-date-value-input>
+  <ds-file-value-input *ngSwitchCase="parameterTypes.FILE" (updateValue)="updateValue.emit($event)" [index]="index"></ds-file-value-input>
+  <ds-boolean-value-input *ngSwitchCase="parameterTypes.BOOLEAN" (updateValue)="updateValue.emit($event)" [index]="index"></ds-boolean-value-input>
+</div>

src/app/process-page/form/process-parameters/parameter-value-input/parameter-value-input.component.spec.ts

@@ -0,0 +1,105 @@
+import { async, ComponentFixture, TestBed } from '@angular/core/testing';
+
+import { ParameterValueInputComponent } from './parameter-value-input.component';
+import { ScriptParameter } from '../../../scripts/script-parameter.model';
+import { ScriptParameterType } from '../../../scripts/script-parameter-type.model';
+import { By } from '@angular/platform-browser';
+import { BooleanValueInputComponent } from './boolean-value-input/boolean-value-input.component';
+import { StringValueInputComponent } from './string-value-input/string-value-input.component';
+import { FileValueInputComponent } from './file-value-input/file-value-input.component';
+import { DateValueInputComponent } from './date-value-input/date-value-input.component';
+import { NO_ERRORS_SCHEMA } from '@angular/core';
+import { FormsModule } from '@angular/forms';
+import { TranslateLoader, TranslateModule } from '@ngx-translate/core';
+import { FileValueAccessorDirective } from '../../../../shared/utils/file-value-accessor.directive';
+import { FileValidator } from '../../../../shared/utils/require-file.validator';
+import { TranslateLoaderMock } from '../../../../shared/mocks/translate-loader.mock';
+
+describe('ParameterValueInputComponent', () => {
+  let component: ParameterValueInputComponent;
+  let fixture: ComponentFixture<ParameterValueInputComponent>;
+  let booleanParameter;
+  let stringParameter;
+  let fileParameter;
+  let dateParameter;
+  let outputParameter;
+
+  function init() {
+    booleanParameter = Object.assign(new ScriptParameter(), { type: ScriptParameterType.BOOLEAN });
+    stringParameter = Object.assign(new ScriptParameter(), { type: ScriptParameterType.STRING });
+    fileParameter = Object.assign(new ScriptParameter(), { type: ScriptParameterType.FILE });
+    dateParameter = Object.assign(new ScriptParameter(), { type: ScriptParameterType.DATE });
+    outputParameter = Object.assign(new ScriptParameter(), { type: ScriptParameterType.OUTPUT });
+  }
+
+  beforeEach(async(() => {
+    init();
+    TestBed.configureTestingModule({
+      imports: [
+        FormsModule,
+        TranslateModule.forRoot({
+          loader: {
+            provide: TranslateLoader,
+            useClass: TranslateLoaderMock
+          }
+        })],
+      declarations: [
+        ParameterValueInputComponent,
+        BooleanValueInputComponent,
+        StringValueInputComponent,
+        FileValueInputComponent,
+        DateValueInputComponent,
+        FileValueAccessorDirective,
+        FileValidator
+      ],
+      schemas: [NO_ERRORS_SCHEMA]
+    })
+      .compileComponents();
+  }));
+
+  beforeEach(() => {
+    fixture = TestBed.createComponent(ParameterValueInputComponent);
+    component = fixture.componentInstance;
+    component.parameter = stringParameter;
+    fixture.detectChanges();
+  });
+
+  it('should create', () => {
+    expect(component).toBeTruthy();
+  });
+
+  it('should show a BooleanValueInputComponent when the parameter type is boolean', () => {
+    component.parameter = booleanParameter;
+    fixture.detectChanges();
+    const valueInput = fixture.debugElement.query(By.directive(BooleanValueInputComponent));
+    expect(valueInput).toBeTruthy();
+  });
+
+  it('should show a StringValueInputComponent when the parameter type is string', () => {
+    component.parameter = stringParameter;
+    fixture.detectChanges();
+    const valueInput = fixture.debugElement.query(By.directive(StringValueInputComponent));
+    expect(valueInput).toBeTruthy();
+  });
+
+  it('should show a FileValueInputComponent when the parameter type is file', () => {
+    component.parameter = fileParameter;
+    fixture.detectChanges();
+    const valueInput = fixture.debugElement.query(By.directive(FileValueInputComponent));
+    expect(valueInput).toBeTruthy();
+  });
+
+  it('should show a DateValueInputComponent when the parameter type is date', () => {
+    component.parameter = dateParameter;
+    fixture.detectChanges();
+    const valueInput = fixture.debugElement.query(By.directive(DateValueInputComponent));
+    expect(valueInput).toBeTruthy();
+  });
+
+  it('should show a StringValueInputComponent when the parameter type is output', () => {
+    component.parameter = outputParameter;
+    fixture.detectChanges();
+    const valueInput = fixture.debugElement.query(By.directive(StringValueInputComponent));
+    expect(valueInput).toBeTruthy();
+  });
+});

src/app/process-page/form/process-parameters/parameter-value-input/parameter-value-input.component.ts

@@ -0,0 +1,39 @@
+import { Component, EventEmitter, Input, Optional, Output } from '@angular/core';
+import { ScriptParameterType } from '../../../scripts/script-parameter-type.model';
+import { ScriptParameter } from '../../../scripts/script-parameter.model';
+import { ControlContainer, NgForm } from '@angular/forms';
+import { controlContainerFactory } from '../../process-form.component';
+
+/**
+ * Component that renders the correct parameter value input based the script parameter's type
+ */
+@Component({
+  selector: 'ds-parameter-value-input',
+  templateUrl: './parameter-value-input.component.html',
+  styleUrls: ['./parameter-value-input.component.scss'],
+  viewProviders: [ { provide: ControlContainer,
+    useFactory: controlContainerFactory,
+    deps: [[new Optional(), NgForm]] } ]
+})
+export class ParameterValueInputComponent {
+  @Input() index: number;
+
+  /**
+   * The current script parameter
+   */
+  @Input() parameter: ScriptParameter;
+
+  /**
+   * Initial value for input
+   */
+  @Input() initialValue: any;
+  /**
+   * Emits the value of the input when its updated
+   */
+  @Output() updateValue: EventEmitter<any> = new EventEmitter();
+
+  /**
+   * The available script parameter types
+   */
+  parameterTypes = ScriptParameterType;
+}

src/app/process-page/form/process-parameters/parameter-value-input/string-value-input/string-value-input.component.html

@@ -0,0 +1,7 @@
+<input required #string="ngModel" type="text" name="string-value-{{index}}" class="form-control" id="string-value-{{index}}" [ngModel]="value" (ngModelChange)="setValue($event)"/>
+<div *ngIf="string.invalid && (string.dirty || string.touched)"
+     class="alert alert-danger validation-error">
+    <div *ngIf="string.errors.required">
+        {{'process.new.parameter.string.required' | translate}}
+    </div>
+</div>

src/app/process-page/form/process-parameters/parameter-value-input/string-value-input/string-value-input.component.spec.ts

@@ -0,0 +1,72 @@
+import { async, ComponentFixture, fakeAsync, TestBed, tick } from '@angular/core/testing';
+
+import { FormsModule, NgForm } from '@angular/forms';
+import { TranslateLoader, TranslateModule } from '@ngx-translate/core';
+import { By } from '@angular/platform-browser';
+import { StringValueInputComponent } from './string-value-input.component';
+import { TranslateLoaderMock } from '../../../../../shared/mocks/translate-loader.mock';
+
+describe('StringValueInputComponent', () => {
+  let component: StringValueInputComponent;
+  let fixture: ComponentFixture<StringValueInputComponent>;
+
+  beforeEach(async(() => {
+    TestBed.configureTestingModule({
+      imports: [
+        FormsModule,
+        TranslateModule.forRoot({
+          loader: {
+            provide: TranslateLoader,
+            useClass: TranslateLoaderMock
+          }
+        })],
+      declarations: [StringValueInputComponent],
+      providers: [
+      ]
+    })
+      .compileComponents();
+  }));
+
+  beforeEach(() => {
+    fixture = TestBed.createComponent(StringValueInputComponent);
+    component = fixture.componentInstance;
+    fixture.detectChanges();
+  });
+
+  it('should create', () => {
+    expect(component).toBeTruthy();
+  });
+
+  it('should not show a validation error if the input field was left untouched but left empty', () => {
+    const validationError = fixture.debugElement.query(By.css('.validation-error'));
+    expect(validationError).toBeFalsy();
+  });
+
+  it('should show a validation error if the input field was touched but left empty', fakeAsync(() => {
+    component.value = '';
+    fixture.detectChanges();
+    tick();
+
+    const input = fixture.debugElement.query(By.css('input'));
+    input.triggerEventHandler('blur', null);
+
+    fixture.detectChanges();
+
+    const validationError = fixture.debugElement.query(By.css('.validation-error'));
+    expect(validationError).toBeTruthy();
+  }));
+
+  it('should not show a validation error if the input field was touched but not left empty', fakeAsync(() => {
+    component.value = 'testValue';
+    fixture.detectChanges();
+    tick();
+
+    const input = fixture.debugElement.query(By.css('input'));
+    input.triggerEventHandler('blur', null);
+
+    fixture.detectChanges();
+
+    const validationError = fixture.debugElement.query(By.css('.validation-error'));
+    expect(validationError).toBeFalsy();
+  }));
+});

src/app/process-page/form/process-parameters/parameter-value-input/string-value-input/string-value-input.component.ts

@@ -0,0 +1,36 @@
+import { Component, Optional, Input } from '@angular/core';
+import { ValueInputComponent } from '../value-input.component';
+import { ControlContainer, NgForm } from '@angular/forms';
+import { controlContainerFactory } from '../../../process-form.component';
+
+/**
+ * Represents the user inputted value of a string parameter
+ */
+@Component({
+  selector: 'ds-string-value-input',
+  templateUrl: './string-value-input.component.html',
+  styleUrls: ['./string-value-input.component.scss'],
+  viewProviders: [ { provide: ControlContainer,
+    useFactory: controlContainerFactory,
+    deps: [[new Optional(), NgForm]] } ]
+})
+export class StringValueInputComponent extends ValueInputComponent<string> {
+  /**
+   * The current value of the string
+   */
+  value: string;
+
+  /**
+   * Initial value of the field
+   */
+  @Input() initialValue;
+
+  ngOnInit() {
+    this.value = this.initialValue;
+  }
+
+  setValue(value) {
+    this.value = value;
+    this.updateValue.emit(value)
+  }
+}

src/app/process-page/form/process-parameters/parameter-value-input/value-input.component.ts

@@ -0,0 +1,12 @@
+import { EventEmitter, Input, Output } from '@angular/core';
+
+/**
+ * Abstract class that represents value input components
+ */
+export abstract class ValueInputComponent<T> {
+  @Input() index: number;
+  /**
+   * Used by the subclasses to emit the value when it's updated
+   */
+  @Output() updateValue: EventEmitter<T> = new EventEmitter<T>()
+}

src/app/process-page/form/process-parameters/process-parameters.component.html

@@ -0,0 +1,11 @@
+<div class="form-group" *ngIf="script">
+    <label>{{'process.new.select-parameters' | translate}}</label>
+    <ds-parameter-select
+            *ngFor="let value of parameterValues; let i = index; let last = last"
+            [parameters]="script.parameters"
+            [parameterValue]="value"
+            [removable]="!last"
+            [index]="i"
+            (removeParameter)="removeParameter(i)"
+            (changeParameter)="updateParameter($event, i)"></ds-parameter-select>
+</div>

src/app/process-page/form/process-parameters/process-parameters.component.spec.ts

@@ -0,0 +1,64 @@
+import { async, ComponentFixture, TestBed } from '@angular/core/testing';
+
+import { ProcessParametersComponent } from './process-parameters.component';
+import { ProcessParameter } from '../../processes/process-parameter.model';
+import { By } from '@angular/platform-browser';
+import { ParameterSelectComponent } from './parameter-select/parameter-select.component';
+import { FormsModule } from '@angular/forms';
+import { TranslateLoader, TranslateModule } from '@ngx-translate/core';
+import { NO_ERRORS_SCHEMA } from '@angular/core';
+import { Script } from '../../scripts/script.model';
+import { ScriptParameter } from '../../scripts/script-parameter.model';
+import { TranslateLoaderMock } from '../../../shared/mocks/translate-loader.mock';
+
+describe('ProcessParametersComponent', () => {
+  let component: ProcessParametersComponent;
+  let fixture: ComponentFixture<ProcessParametersComponent>;
+  let parameterValues;
+  let script;
+
+  function init() {
+    const param1 = new ScriptParameter();
+    const param2 = new ScriptParameter();
+    script = Object.assign(new Script(), { parameters: [param1, param2] });
+    parameterValues = [
+      Object.assign(new ProcessParameter(), { name: '-a', value: 'bla' }),
+      Object.assign(new ProcessParameter(), { name: '-b', value: '123' }),
+      Object.assign(new ProcessParameter(), { name: '-c', value: 'value' }),
+    ]
+  }
+
+  beforeEach(async(() => {
+    init();
+    TestBed.configureTestingModule({
+      imports: [
+        FormsModule,
+        TranslateModule.forRoot({
+          loader: {
+            provide: TranslateLoader,
+            useClass: TranslateLoaderMock
+          }
+        })],
+      declarations: [ProcessParametersComponent, ParameterSelectComponent],
+      schemas: [NO_ERRORS_SCHEMA]
+    })
+      .compileComponents();
+  }));
+
+  beforeEach(() => {
+    fixture = TestBed.createComponent(ProcessParametersComponent);
+    component = fixture.componentInstance;
+    component.script = script;
+    component.parameterValues = parameterValues;
+    fixture.detectChanges();
+  });
+
+  it('should create', () => {
+    expect(component).toBeTruthy();
+  });
+
+  it('should render a ParameterSelectComponent for each parameter value of the component', () => {
+    const selectComponents = fixture.debugElement.queryAll(By.directive(ParameterSelectComponent));
+    expect(selectComponents.length).toBe(parameterValues.length);
+  });
+});

src/app/process-page/form/process-parameters/process-parameters.component.ts

@@ -0,0 +1,114 @@
+import { Component, EventEmitter, Input, OnChanges, Optional, Output, SimpleChanges } from '@angular/core';
+import { Script } from '../../scripts/script.model';
+import { ProcessParameter } from '../../processes/process-parameter.model';
+import { hasValue } from '../../../shared/empty.util';
+import { ControlContainer, NgForm } from '@angular/forms';
+import { ScriptParameter } from '../../scripts/script-parameter.model';
+import { controlContainerFactory } from '../process-form.component';
+
+/**
+ * Component that represents the selected list of parameters for a script
+ */
+@Component({
+  selector: 'ds-process-parameters',
+  templateUrl: './process-parameters.component.html',
+  styleUrls: ['./process-parameters.component.scss'],
+  viewProviders: [{
+    provide: ControlContainer,
+    useFactory: controlContainerFactory,
+    deps: [[new Optional(), NgForm]]
+  }]
+})
+export class ProcessParametersComponent implements OnChanges {
+  /**
+   * The currently selected script
+   */
+  @Input() script: Script;
+
+  /**
+   * Initial parameters on load
+   */
+  @Input() initialParams: ProcessParameter[];
+  /**
+   * Emits the parameter values when they're updated
+   */
+  @Output() updateParameters: EventEmitter<ProcessParameter[]> = new EventEmitter();
+
+  /**
+   * The current parameter values
+   */
+  parameterValues: ProcessParameter[];
+
+  ngOnInit() {
+    if (hasValue(this.initialParams)) {
+      this.parameterValues = this.initialParams;
+    }
+  }
+
+  /**
+   * Makes sure the parameters are reset when the script changes
+   * @param changes
+   */
+  ngOnChanges(changes: SimpleChanges): void {
+    if (changes.script) {
+      this.initParameters()
+    }
+  }
+
+  /**
+   * Empties the parameter values
+   * Initializes the first parameter value
+   */
+  initParameters() {
+    if (hasValue(this.initialParams)) {
+      this.parameterValues = this.initialParams;
+    } else {
+      this.parameterValues = [];
+      this.initializeParameter();
+    }
+  }
+
+  /**
+   * Updates a single parameter value using its new value and index
+   * Adds a new parameter when the last of the parameter values is changed
+   * @param processParameter The new value of the parameter
+   * @param index The index of the parameter
+   */
+  updateParameter(processParameter: ProcessParameter, index: number) {
+    this.parameterValues[index] = processParameter;
+    if (index === this.parameterValues.length - 1) {
+      this.addParameter();
+    }
+    this.updateParameters.emit(this.parameterValues.filter((param: ProcessParameter) => hasValue(param.name)));
+  }
+
+  /**
+   * Removes a parameter value from the list
+   * @param index The index of the parameter to remove
+   */
+  removeParameter(index: number) {
+    this.parameterValues = this.parameterValues.filter((value, i) => i !== index);
+    this.updateParameters.emit(this.parameterValues.filter((param: ProcessParameter) => hasValue(param.name)));
+  }
+
+  /**
+   * Initializes parameter values based on the selected script
+   */
+  initializeParameter() {
+    if (hasValue(this.script)) {
+      this.parameterValues = this.script.parameters
+        .filter((param) => param.mandatory)
+        .map(
+          (parameter: ScriptParameter) => Object.assign(new ProcessParameter(), { name: parameter.name })
+        );
+    }
+    this.addParameter();
+  }
+
+  /**
+   * Adds an empty parameter value to the end of the list
+   */
+  addParameter() {
+    this.parameterValues = [...this.parameterValues, new ProcessParameter()];
+  }
+}

src/app/process-page/form/script-help/script-help.component.html

@@ -0,0 +1,22 @@
+<div class="text-secondary">
+  <h3>{{script?.name}}</h3>
+  <span>{{script?.description}}</span>
+
+  <table class="table-borderless mt-3">
+    <tr *ngFor="let param of script?.parameters">
+      <td class="align-top text-nowrap">{{param.name}} {{param.nameLong}}
+        <ng-container *ngTemplateOutlet="type; context: param"></ng-container>
+      </td>
+      <td>{{param.description}}</td>
+    </tr>
+  </table>
+</div>
+
+<ng-template #type let-type="type">
+    <ng-container [ngSwitch]="type">
+        <span *ngSwitchCase="parameterTypes.DATE"><{{'process.new.parameter.type.value' | translate}}></span>
+        <span *ngSwitchCase="parameterTypes.STRING"><{{'process.new.parameter.type.value' | translate}}></span>
+        <span *ngSwitchCase="parameterTypes.OUTPUT"><{{'process.new.parameter.type.value' | translate}}></span>
+        <span *ngSwitchCase="parameterTypes.FILE"><{{'process.new.parameter.type.file' | translate}}></span>
+    </ng-container>
+</ng-template>

src/app/process-page/form/script-help/script-help.component.spec.ts

@@ -0,0 +1,65 @@
+import { async, ComponentFixture, TestBed } from '@angular/core/testing';
+
+import { ScriptHelpComponent } from './script-help.component';
+import { ScriptParameter } from '../../scripts/script-parameter.model';
+import { Script } from '../../scripts/script.model';
+import { ScriptParameterType } from '../../scripts/script-parameter-type.model';
+import { By } from '@angular/platform-browser';
+import { NO_ERRORS_SCHEMA } from '@angular/core';
+import { TranslateLoader, TranslateModule } from '@ngx-translate/core';
+import { FormsModule } from '@angular/forms';
+import { TranslateLoaderMock } from '../../../shared/mocks/translate-loader.mock';
+
+describe('ScriptHelpComponent', () => {
+  let component: ScriptHelpComponent;
+  let fixture: ComponentFixture<ScriptHelpComponent>;
+  let script;
+
+  function init() {
+    const param1 = Object.assign(
+      new ScriptParameter(),
+      {name: '-d', description: 'Lorem ipsum dolor sit amet,', type: ScriptParameterType.DATE}
+    );
+    const param2 = Object.assign(
+      new ScriptParameter(),
+      {name: '-f', description: 'consetetur sadipscing elitr', type: ScriptParameterType.BOOLEAN}
+    );
+    script = Object.assign(new Script(), { parameters: [param1, param2] });
+  }
+  beforeEach(async(() => {
+    init();
+    TestBed.configureTestingModule({
+      imports: [
+        FormsModule,
+        TranslateModule.forRoot({
+          loader: {
+            provide: TranslateLoader,
+            useClass: TranslateLoaderMock
+          }
+        })],
+      declarations: [ ScriptHelpComponent ],
+      schemas: [NO_ERRORS_SCHEMA]
+    })
+    .compileComponents();
+  }));
+
+  beforeEach(() => {
+    fixture = TestBed.createComponent(ScriptHelpComponent);
+    component = fixture.componentInstance;
+    component.script = script;
+    fixture.detectChanges();
+  });
+
+  it('should create', () => {
+    expect(component).toBeTruthy();
+  });
+
+  it('should show the name and description for each parameter of the script', () => {
+    const rows = fixture.debugElement.queryAll(By.css('tr'));
+    expect(rows.length).toBe(script.parameters.length);
+    script.parameters.forEach((parameter, index) => {
+      expect(rows[index].queryAll(By.css('td'))[0].nativeElement.textContent).toContain(parameter.name);
+      expect(rows[index].queryAll(By.css('td'))[1].nativeElement.textContent.trim()).toEqual(parameter.description);
+    })
+  });
+});

src/app/process-page/form/script-help/script-help.component.ts

@@ -0,0 +1,23 @@
+import { Component, Input } from '@angular/core';
+import { Script } from '../../scripts/script.model';
+import { ScriptParameterType } from '../../scripts/script-parameter-type.model';
+
+/**
+ * Components that represents a help section for the script use and parameters
+ */
+@Component({
+  selector: 'ds-script-help',
+  templateUrl: './script-help.component.html',
+  styleUrls: ['./script-help.component.scss']
+})
+export class ScriptHelpComponent {
+  /**
+   * The current script to show the help information for
+   */
+  @Input() script: Script;
+
+  /**
+   * The available script parameter types
+   */
+  parameterTypes = ScriptParameterType;
+}

src/app/process-page/form/scripts-select/scripts-select.component.html

@@ -0,0 +1,20 @@
+<div class="form-group" *ngIf="scripts$ | async">
+    <label for="process-script">{{'process.new.select-script' | translate}}</label>
+    <select required id="process-script"
+            class="form-control"
+            name="script"
+            [(ngModel)]="selectedScript"
+            #script="ngModel">
+        <option [ngValue]="undefined">{{'process.new.select-script.placeholder' | translate}}</option>
+        <option *ngFor="let script of scripts$ | async" [ngValue]="script.id">
+            {{script.name}}
+        </option>
+    </select>
+
+    <div *ngIf="script.invalid && (script.dirty || script.touched)"
+         class="alert alert-danger validation-error">
+        <div *ngIf="script.errors.required">
+            {{'process.new.select-script.required' | translate}}
+        </div>
+    </div>
+</div>

src/app/process-page/form/scripts-select/scripts-select.component.spec.ts

@@ -0,0 +1,99 @@
+import { async, ComponentFixture, fakeAsync, TestBed, tick } from '@angular/core/testing';
+
+import { FormsModule } from '@angular/forms';
+import { TranslateLoader, TranslateModule } from '@ngx-translate/core';
+import { By } from '@angular/platform-browser';
+import { ScriptsSelectComponent } from './scripts-select.component';
+import { Script } from '../../scripts/script.model';
+import { ScriptDataService } from '../../../core/data/processes/script-data.service';
+import { ActivatedRoute, Router } from '@angular/router';
+import { PaginatedList } from '../../../core/data/paginated-list';
+import { NO_ERRORS_SCHEMA } from '@angular/core';
+import { createSuccessfulRemoteDataObject$ } from '../../../shared/remote-data.utils';
+import { TranslateLoaderMock } from '../../../shared/mocks/translate-loader.mock';
+import { RouterStub } from '../../../shared/testing/router.stub';
+import { ActivatedRouteStub } from '../../../shared/testing/active-router.stub';
+
+describe('ScriptsSelectComponent', () => {
+  let component: ScriptsSelectComponent;
+  let fixture: ComponentFixture<ScriptsSelectComponent>;
+  let scriptService;
+  let script1;
+  let script2;
+
+  function init() {
+    script1 = new Script();
+    script2 = new Script();
+    scriptService = jasmine.createSpyObj('scriptService',
+      {
+        findAll: createSuccessfulRemoteDataObject$(new PaginatedList(undefined, [script1, script2]))
+      }
+    )
+  }
+
+  beforeEach(async(() => {
+    init();
+    TestBed.configureTestingModule({
+      imports: [
+        FormsModule,
+        TranslateModule.forRoot({
+          loader: {
+            provide: TranslateLoader,
+            useClass: TranslateLoaderMock
+          }
+        })],
+      declarations: [ScriptsSelectComponent],
+      providers: [
+        { provide: ScriptDataService, useValue: scriptService },
+        { provide: Router, useClass: RouterStub },
+        { provide: ActivatedRoute, useValue: new ActivatedRouteStub() },
+      ],
+      schemas: [NO_ERRORS_SCHEMA]
+    })
+      .compileComponents();
+  }));
+
+  beforeEach(() => {
+    fixture = TestBed.createComponent(ScriptsSelectComponent);
+    component = fixture.componentInstance;
+    (component as any)._selectedScript = new Script();
+    fixture.detectChanges();
+  });
+
+  it('should create', () => {
+    expect(component).toBeTruthy();
+  });
+
+  it('should not show a validation error if the input field was left untouched but left empty', () => {
+    const validationError = fixture.debugElement.query(By.css('.validation-error'));
+    expect(validationError).toBeFalsy();
+  });
+
+  it('should show a validation error if the input field was touched but left empty', fakeAsync(() => {
+    (component as any)._selectedScript.id = '';
+    fixture.detectChanges();
+    tick();
+
+    const select = fixture.debugElement.query(By.css('select'));
+    select.triggerEventHandler('blur', null);
+
+    fixture.detectChanges();
+
+    const validationError = fixture.debugElement.query(By.css('.validation-error'));
+    expect(validationError).toBeTruthy();
+  }));
+
+  it('should not show a validation error if the input field was touched but not left empty', fakeAsync(() => {
+    (component as any)._selectedScript.id = 'testValue';
+    fixture.detectChanges();
+    tick();
+
+    const select = fixture.debugElement.query(By.css('select'));
+    select.triggerEventHandler('blur', null);
+
+    fixture.detectChanges();
+
+    const validationError = fixture.debugElement.query(By.css('.validation-error'));
+    expect(validationError).toBeFalsy();
+  }));
+});

src/app/process-page/form/scripts-select/scripts-select.component.ts

@@ -0,0 +1,106 @@
+import { Component, EventEmitter, Input, OnDestroy, OnInit, Optional, Output } from '@angular/core';
+import { ScriptDataService } from '../../../core/data/processes/script-data.service';
+import { Script } from '../../scripts/script.model';
+import { Observable, Subscription } from 'rxjs';
+import { distinctUntilChanged, filter, map, switchMap, take } from 'rxjs/operators';
+import { getRemoteDataPayload, getSucceededRemoteData } from '../../../core/shared/operators';
+import { PaginatedList } from '../../../core/data/paginated-list';
+import { ActivatedRoute, Params, Router } from '@angular/router';
+import { hasNoValue, hasValue } from '../../../shared/empty.util';
+import { ControlContainer, NgForm } from '@angular/forms';
+import { controlContainerFactory } from '../process-form.component';
+
+const SCRIPT_QUERY_PARAMETER = 'script';
+
+/**
+ * Component used to select a script
+ */
+@Component({
+  selector: 'ds-scripts-select',
+  templateUrl: './scripts-select.component.html',
+  styleUrls: ['./scripts-select.component.scss'],
+  viewProviders: [ { provide: ControlContainer,
+    useFactory: controlContainerFactory,
+    deps: [[new Optional(), NgForm]] } ]
+})
+export class ScriptsSelectComponent implements OnInit, OnDestroy {
+  /**
+   * Emits the selected script when the selection changes
+   */
+  @Output() select: EventEmitter<Script> = new EventEmitter<Script>();
+  /**
+   * All available scripts
+   */
+  scripts$: Observable<Script[]>;
+  private _selectedScript: Script;
+  private routeSub: Subscription;
+
+  constructor(
+    private scriptService: ScriptDataService,
+    private router: Router,
+    private route: ActivatedRoute,
+  ) {
+  }
+
+  /**
+   * Sets all available scripts
+   * Checks if the route contains a script ID and auto selects this scripts
+   */
+  ngOnInit() {
+    this.scripts$ = this.scriptService.findAll({ elementsPerPage: Number.MAX_SAFE_INTEGER })
+      .pipe(
+        getSucceededRemoteData(),
+        getRemoteDataPayload(),
+        map((paginatedList: PaginatedList<Script>) => paginatedList.page)
+      );
+
+    this.routeSub = this.route.queryParams
+      .pipe(
+        filter((params: Params) => hasNoValue(params.id)),
+        map((params: Params) => params[SCRIPT_QUERY_PARAMETER]),
+        distinctUntilChanged(),
+        switchMap((id: string) =>
+          this.scripts$
+            .pipe(
+              take(1),
+              map((scripts) =>
+                scripts.find((script) => script.id === id)
+              )
+            )
+        )
+      ).subscribe((script: Script) => {
+        this._selectedScript = script;
+        this.select.emit(script);
+      });
+  }
+
+  /**
+   * Returns the identifier of the selected script
+   */
+  get selectedScript(): string {
+    return this._selectedScript ? this._selectedScript.id : undefined;
+  }
+
+  /**
+   * Sets the currently selected script by navigating to the correct route using the scripts ID
+   * @param value The identifier of the script
+   */
+  set selectedScript(value: string) {
+    this.router.navigate([],
+      {
+        queryParams: { [SCRIPT_QUERY_PARAMETER]: value },
+      }
+    );
+  }
+
+  @Input()
+  set script(value: Script) {
+     this._selectedScript = value;
+  }
+
+  ngOnDestroy(): void {
+    if (hasValue(this.routeSub)) {
+      this.routeSub.unsubscribe();
+    }
+  }
+}

src/app/process-page/new/new-process.component.html

@@ -0,0 +1,6 @@
+<ng-container *ngIf="fromExisting$ && (fromExisting$ | async)">
+    <ds-process-form *ngVar="fromExisting$ | async as process" headerKey="process.new.header" [selectedScript]="script$ | async" [parameters]="process.parameters"></ds-process-form>
+</ng-container>
+<ng-container *ngIf="!fromExisting$ || !(fromExisting$ | async)">
+    <ds-process-form headerKey="process.new.header"></ds-process-form>
+</ng-container>

src/app/process-page/new/new-process.component.spec.ts

@@ -0,0 +1,84 @@
+import { async, ComponentFixture, TestBed } from '@angular/core/testing';
+
+import { FormsModule } from '@angular/forms';
+import { TranslateLoader, TranslateModule } from '@ngx-translate/core';
+import { NO_ERRORS_SCHEMA } from '@angular/core';
+import { NewProcessComponent } from './new-process.component';
+import { ScriptDataService } from '../../core/data/processes/script-data.service';
+import { ScriptParameter } from '../scripts/script-parameter.model';
+import { Script } from '../scripts/script.model';
+import { ProcessParameter } from '../processes/process-parameter.model';
+import { NotificationsService } from '../../shared/notifications/notifications.service';
+import { of as observableOf } from 'rxjs';
+import { NotificationsServiceStub } from '../../shared/testing/notifications-service.stub';
+import { TranslateLoaderMock } from '../../shared/mocks/translate-loader.mock';
+import { RequestService } from '../../core/data/request.service';
+import { ActivatedRoute } from '@angular/router';
+import { LinkService } from '../../core/cache/builders/link.service';
+import { VarDirective } from '../../shared/utils/var.directive';
+import { ProcessDataService } from '../../core/data/processes/process-data.service';
+
+describe('NewProcessComponent', () => {
+  let component: NewProcessComponent;
+  let fixture: ComponentFixture<NewProcessComponent>;
+  let scriptService;
+  let parameterValues;
+  let script;
+
+  function init() {
+    const param1 = new ScriptParameter();
+    const param2 = new ScriptParameter();
+    script = Object.assign(new Script(), { parameters: [param1, param2] });
+    parameterValues = [
+      Object.assign(new ProcessParameter(), { name: '-a', value: 'bla' }),
+      Object.assign(new ProcessParameter(), { name: '-b', value: '123' }),
+      Object.assign(new ProcessParameter(), { name: '-c', value: 'value' }),
+    ];
+    scriptService = jasmine.createSpyObj(
+      'scriptService',
+      {
+        invoke: observableOf({
+          response:
+            {
+              isSuccessful: true
+            }
+        })
+      }
+    )
+  }
+
+  beforeEach(async(() => {
+    init();
+    TestBed.configureTestingModule({
+      imports: [
+        FormsModule,
+        TranslateModule.forRoot({
+          loader: {
+            provide: TranslateLoader,
+            useClass: TranslateLoaderMock
+          }
+        })],
+      declarations: [NewProcessComponent, VarDirective],
+      providers: [
+        { provide: ScriptDataService, useValue: scriptService },
+        { provide: NotificationsService, useClass: NotificationsServiceStub },
+        { provide: RequestService, useValue: {} },
+        { provide: ActivatedRoute, useValue: { snapshot: { queryParams: {} } } },
+        { provide: LinkService, useValue: {} },
+        { provide: ProcessDataService, useValue: {} },
+      ],
+      schemas: [NO_ERRORS_SCHEMA]
+    })
+      .compileComponents();
+  }));
+
+  beforeEach(() => {
+    fixture = TestBed.createComponent(NewProcessComponent);
+    component = fixture.componentInstance;
+    fixture.detectChanges();
+  });
+
+  it('should create', () => {
+    expect(component).toBeTruthy();
+  });
+});

src/app/process-page/new/new-process.component.ts

@@ -0,0 +1,47 @@
+import { Component, OnInit } from '@angular/core';
+import { Process } from '../processes/process.model';
+import { ActivatedRoute } from '@angular/router';
+import { ProcessDataService } from '../../core/data/processes/process-data.service';
+import { getFirstSucceededRemoteDataPayload } from '../../core/shared/operators';
+import { Observable } from 'rxjs';
+import { map, switchMap } from 'rxjs/operators';
+import { LinkService } from '../../core/cache/builders/link.service';
+import { followLink } from '../../shared/utils/follow-link-config.model';
+import { Script } from '../scripts/script.model';
+
+/**
+ * Component to create a new script
+ */
+@Component({
+  selector: 'ds-new-process',
+  templateUrl: './new-process.component.html',
+  styleUrls: ['./new-process.component.scss'],
+})
+export class NewProcessComponent implements OnInit {
+  /**
+   * Emits preselected process if there is one
+   */
+  fromExisting$?: Observable<Process>;
+  /**
+   * Emits preselected script if there is one
+   */
+  script$?: Observable<Script>;
+
+  constructor(private route: ActivatedRoute, private processService: ProcessDataService, private linkService: LinkService) {
+  }
+
+  /**
+   * If there's an id parameter, use this the process with this identifier as presets for the form
+   */
+  ngOnInit() {
+    const id = this.route.snapshot.queryParams.id;
+    if (id) {
+      this.fromExisting$ = this.processService.findById(id).pipe(getFirstSucceededRemoteDataPayload());
+      this.script$ = this.fromExisting$.pipe(
+        map((process: Process) => this.linkService.resolveLink<Process>(process, followLink('script'))),
+        switchMap((process: Process) => process.script),
+        getFirstSucceededRemoteDataPayload()
+      );
+    }
+  }
+}

src/app/process-page/overview/process-overview.component.html

@@ -0,0 +1,38 @@
+<div class="container">
+    <div class="d-flex">
+        <h2 class="flex-grow-1">{{'process.overview.title' | translate}}</h2>
+        <button class="btn btn-lg btn-success " routerLink="/processes/new"><i class="fas fa-plus pr-2"></i>{{'process.overview.new' | translate}}</button>
+    </div>
+    <ds-pagination *ngIf="(processesRD$ | async)?.payload?.totalElements > 0"
+                   [paginationOptions]="pageConfig"
+                   [pageInfoState]="(processesRD$ | async)?.payload"
+                   [collectionSize]="(processesRD$ | async)?.payload?.totalElements"
+                   [hideGear]="true"
+                   [hidePagerWhenSinglePage]="true"
+                   (pageChange)="onPageChange($event)">
+        <div class="table-responsive">
+            <table class="table table-striped table-hover">
+                <thead>
+                <tr>
+                    <th scope="col">{{'process.overview.table.id' | translate}}</th>
+                    <th scope="col">{{'process.overview.table.name' | translate}}</th>
+                    <th scope="col">{{'process.overview.table.user' | translate}}</th>
+                    <th scope="col">{{'process.overview.table.start' | translate}}</th>
+                    <th scope="col">{{'process.overview.table.finish' | translate}}</th>
+                    <th scope="col">{{'process.overview.table.status' | translate}}</th>
+                </tr>
+                </thead>
+                <tbody>
+                <tr *ngFor="let process of (processesRD$ | async)?.payload?.page">
+                    <td><a [routerLink]="['/processes/', process.processId]">{{process.processId}}</a></td>
+                    <td><a [routerLink]="['/processes/', process.processId]">{{process.scriptName}}</a></td>
+                    <td *ngVar="(getEpersonName(process.userId) | async) as ePersonName">{{ePersonName}}</td>
+                    <td>{{process.startTime | date:dateFormat}}</td>
+                    <td>{{process.endTime | date:dateFormat}}</td>
+                    <td>{{process.processStatus}}</td>
+                </tr>
+                </tbody>
+            </table>
+        </div>
+    </ds-pagination>
+</div>

src/app/process-page/overview/process-overview.component.spec.ts

@@ -0,0 +1,158 @@
+import { ProcessOverviewComponent } from './process-overview.component';
+import { async, ComponentFixture, TestBed } from '@angular/core/testing';
+import { VarDirective } from '../../shared/utils/var.directive';
+import { TranslateModule } from '@ngx-translate/core';
+import { RouterTestingModule } from '@angular/router/testing';
+import { NO_ERRORS_SCHEMA } from '@angular/core';
+import { ProcessDataService } from '../../core/data/processes/process-data.service';
+import { Process } from '../processes/process.model';
+import { EPersonDataService } from '../../core/eperson/eperson-data.service';
+import { EPerson } from '../../core/eperson/models/eperson.model';
+import { By } from '@angular/platform-browser';
+import { ProcessStatus } from '../processes/process-status.model';
+import { createSuccessfulRemoteDataObject$ } from '../../shared/remote-data.utils';
+import { createPaginatedList } from '../../shared/testing/utils.test';
+
+describe('ProcessOverviewComponent', () => {
+  let component: ProcessOverviewComponent;
+  let fixture: ComponentFixture<ProcessOverviewComponent>;
+
+  let processService: ProcessDataService;
+  let ePersonService: EPersonDataService;
+
+  let processes: Process[];
+  let ePerson: EPerson;
+
+  function init() {
+    processes = [
+      Object.assign(new Process(), {
+        processId: 1,
+        scriptName: 'script-name',
+        startTime: '2020-03-19',
+        endTime: '2020-03-19',
+        processStatus: ProcessStatus.COMPLETED
+      }),
+      Object.assign(new Process(), {
+        processId: 2,
+        scriptName: 'script-name',
+        startTime: '2020-03-20',
+        endTime: '2020-03-20',
+        processStatus: ProcessStatus.FAILED
+      }),
+      Object.assign(new Process(), {
+        processId: 3,
+        scriptName: 'another-script-name',
+        startTime: '2020-03-21',
+        endTime: '2020-03-21',
+        processStatus: ProcessStatus.RUNNING
+      })
+    ];
+    ePerson = Object.assign(new EPerson(), {
+      metadata: {
+        'eperson.firstname': [
+          {
+            value: 'John',
+            language: null
+          }
+        ],
+        'eperson.lastname': [
+          {
+            value: 'Doe',
+            language: null
+          }
+        ]
+      }
+    });
+    processService = jasmine.createSpyObj('processService', {
+      findAll: createSuccessfulRemoteDataObject$(createPaginatedList(processes))
+    });
+    ePersonService = jasmine.createSpyObj('ePersonService', {
+      findById: createSuccessfulRemoteDataObject$(ePerson)
+    });
+  }
+
+  beforeEach(async(() => {
+    init();
+    TestBed.configureTestingModule({
+      declarations: [ProcessOverviewComponent, VarDirective],
+      imports: [TranslateModule.forRoot(), RouterTestingModule.withRoutes([])],
+      providers: [
+        { provide: ProcessDataService, useValue: processService },
+        { provide: EPersonDataService, useValue: ePersonService }
+      ],
+      schemas: [NO_ERRORS_SCHEMA]
+    }).compileComponents();
+  }));
+
+  beforeEach(() => {
+    fixture = TestBed.createComponent(ProcessOverviewComponent);
+    component = fixture.componentInstance;
+    fixture.detectChanges();
+  });
+
+  describe('table structure', () => {
+    let rowElements;
+
+    beforeEach(() => {
+      rowElements = fixture.debugElement.queryAll(By.css('tbody tr'));
+    });
+
+    it(`should contain 3 rows`, () => {
+      expect(rowElements.length).toEqual(3);
+    });
+
+    it('should display the process IDs in the first column', () => {
+      rowElements.forEach((rowElement, index) => {
+        const el = rowElement.query(By.css('td:nth-child(1)')).nativeElement;
+        expect(el.textContent).toContain(processes[index].processId);
+      });
+    });
+
+    it('should display the script names in the second column', () => {
+      rowElements.forEach((rowElement, index) => {
+        const el = rowElement.query(By.css('td:nth-child(2)')).nativeElement;
+        expect(el.textContent).toContain(processes[index].scriptName);
+      });
+    });
+
+    it('should display the eperson\'s name in the third column', () => {
+      rowElements.forEach((rowElement, index) => {
+        const el = rowElement.query(By.css('td:nth-child(3)')).nativeElement;
+        expect(el.textContent).toContain(ePerson.name);
+      });
+    });
+
+    it('should display the start time in the fourth column', () => {
+      rowElements.forEach((rowElement, index) => {
+        const el = rowElement.query(By.css('td:nth-child(4)')).nativeElement;
+        expect(el.textContent).toContain(processes[index].startTime);
+      });
+    });
+
+    it('should display the end time in the fifth column', () => {
+      rowElements.forEach((rowElement, index) => {
+        const el = rowElement.query(By.css('td:nth-child(5)')).nativeElement;
+        expect(el.textContent).toContain(processes[index].endTime);
+      });
+    });
+
+    it('should display the status in the sixth column', () => {
+      rowElements.forEach((rowElement, index) => {
+        const el = rowElement.query(By.css('td:nth-child(6)')).nativeElement;
+        expect(el.textContent).toContain(processes[index].processStatus);
+      });
+    });
+  });
+
+  describe('onPageChange', () => {
+    const toPage = 2;
+
+    beforeEach(() => {
+      component.onPageChange(toPage);
+    });
+
+    it('should call a new findAll with the corresponding page', () => {
+      expect(processService.findAll).toHaveBeenCalledWith(jasmine.objectContaining({ currentPage: toPage }));
+    });
+  });
+});

src/app/process-page/overview/process-overview.component.ts

@@ -0,0 +1,86 @@
+import { Component, OnInit } from '@angular/core';
+import { Observable } from 'rxjs/internal/Observable';
+import { RemoteData } from '../../core/data/remote-data';
+import { PaginatedList } from '../../core/data/paginated-list';
+import { Process } from '../processes/process.model';
+import { PaginationComponentOptions } from '../../shared/pagination/pagination-component-options.model';
+import { FindListOptions } from '../../core/data/request.models';
+import { EPersonDataService } from '../../core/eperson/eperson-data.service';
+import { getFirstSucceededRemoteDataPayload } from '../../core/shared/operators';
+import { EPerson } from '../../core/eperson/models/eperson.model';
+import { map } from 'rxjs/operators';
+import { ProcessDataService } from '../../core/data/processes/process-data.service';
+
+@Component({
+  selector: 'ds-process-overview',
+  templateUrl: './process-overview.component.html',
+})
+/**
+ * Component displaying a list of all processes in a paginated table
+ */
+export class ProcessOverviewComponent implements OnInit {
+
+  /**
+   * List of all processes
+   */
+  processesRD$: Observable<RemoteData<PaginatedList<Process>>>;
+
+  /**
+   * The current pagination configuration for the page used by the FindAll method
+   */
+  config: FindListOptions = Object.assign(new FindListOptions(), {
+    elementsPerPage: 20
+  });
+
+  /**
+   * The current pagination configuration for the page
+   */
+  pageConfig: PaginationComponentOptions = Object.assign(new PaginationComponentOptions(), {
+    id: 'process-overview-pagination',
+    pageSize: 20
+  });
+
+  /**
+   * Date format to use for start and end time of processes
+   */
+  dateFormat = 'yyyy-MM-dd HH:mm:ss';
+
+  constructor(protected processService: ProcessDataService,
+              protected ePersonService: EPersonDataService) {
+  }
+
+  ngOnInit(): void {
+    this.setProcesses();
+  }
+
+  /**
+   * When the page is changed, make sure to update the list of processes to match the new page
+   * @param event The page change event
+   */
+  onPageChange(event) {
+    this.config = Object.assign(new FindListOptions(), this.config, {
+      currentPage: event,
+    });
+    this.pageConfig.currentPage = event;
+    this.setProcesses();
+  }
+
+  /**
+   * Send a request to fetch all processes for the current page
+   */
+  setProcesses() {
+    this.processesRD$ = this.processService.findAll(this.config);
+  }
+
+  /**
+   * Get the name of an EPerson by ID
+   * @param id  ID of the EPerson
+   */
+  getEpersonName(id: string): Observable<string> {
+    return this.ePersonService.findById(id).pipe(
+      getFirstSucceededRemoteDataPayload(),
+      map((eperson: EPerson) => eperson.name)
+    );
+  }
+
+}

src/app/process-page/process-breadcrumb.resolver.spec.ts

@@ -0,0 +1,40 @@
+import { ProcessBreadcrumbResolver } from './process-breadcrumb.resolver';
+import { Process } from './processes/process.model';
+import { ProcessDataService } from '../core/data/processes/process-data.service';
+import { createSuccessfulRemoteDataObject$ } from '../shared/remote-data.utils';
+
+describe('ProcessBreadcrumbResolver', () => {
+  describe('resolve', () => {
+    let resolver: ProcessBreadcrumbResolver;
+    let processDataService: ProcessDataService;
+    let processBreadcrumbService: any;
+    let process: Process;
+    let id: string;
+    let path: string;
+    beforeEach(() => {
+      id = '12345';
+      process = Object.assign(new Process(), { id });
+      path = 'rest.com/path/to/breadcrumb/12345';
+      processBreadcrumbService = {};
+      processDataService = {
+        findById: () => createSuccessfulRemoteDataObject$(process)
+      } as any;
+      resolver = new ProcessBreadcrumbResolver(processBreadcrumbService, processDataService);
+    });
+
+    it('should resolve the breadcrumb config', (done) => {
+      const resolvedConfig = resolver.resolve({ data: { breadcrumbKey: process }, params: { id: id} } as any, {url: path} as any);
+      const expectedConfig = { provider: processBreadcrumbService, key: process, url: path};
+      resolvedConfig.subscribe((config) => {
+        expect(config).toEqual(expectedConfig);
+        done();
+      })
+    });
+
+    it('should resolve throw an error when no breadcrumbKey is defined', () => {
+      expect(() => {
+        resolver.resolve({ data: {} } as any, undefined)
+      }).toThrow();
+    });
+  });
+});

src/app/process-page/process-breadcrumb.resolver.ts

@@ -0,0 +1,40 @@
+import { Injectable } from '@angular/core';
+import { ActivatedRouteSnapshot, Resolve, RouterStateSnapshot } from '@angular/router';
+import { Observable } from 'rxjs/internal/Observable';
+import { map } from 'rxjs/operators';
+import { Process } from './processes/process.model';
+import { followLink } from '../shared/utils/follow-link-config.model';
+import { ProcessDataService } from '../core/data/processes/process-data.service';
+import { BreadcrumbConfig } from '../breadcrumbs/breadcrumb/breadcrumb-config.model';
+import { getRemoteDataPayload, getSucceededRemoteData } from '../core/shared/operators';
+import { ProcessBreadcrumbsService } from './process-breadcrumbs.service';
+
+/**
+ * This class represents a resolver that requests a specific process before the route is activated
+ */
+@Injectable()
+export class ProcessBreadcrumbResolver implements Resolve<BreadcrumbConfig<Process>> {
+  constructor(protected breadcrumbService: ProcessBreadcrumbsService, private processService: ProcessDataService) {
+  }
+
+  /**
+   * Method for resolving a process based on the parameters in the current route
+   * @param {ActivatedRouteSnapshot} route The current ActivatedRouteSnapshot
+   * @param {RouterStateSnapshot} state The current RouterStateSnapshot
+   * @returns Observable<<RemoteData<Process>> Emits the found process based on the parameters in the current route,
+   * or an error if something went wrong
+   */
+  resolve(route: ActivatedRouteSnapshot, state: RouterStateSnapshot): Observable<BreadcrumbConfig<Process>> {
+    const id = route.params.id;
+
+    return this.processService.findById(route.params.id, followLink('script')).pipe(
+      getSucceededRemoteData(),
+      getRemoteDataPayload(),
+      map((object: Process) => {
+        const fullPath = state.url;
+        const url = fullPath.substr(0, fullPath.indexOf(id)) + id;
+        return { provider: this.breadcrumbService, key: object, url: url };
+      })
+    );
+  }
+}

src/app/process-page/process-breadcrumbs.service.spec.ts

@@ -0,0 +1,36 @@
+import { async, TestBed } from '@angular/core/testing';
+import { getTestScheduler } from 'jasmine-marbles';
+import { ProcessBreadcrumbsService } from './process-breadcrumbs.service';
+import { Breadcrumb } from '../breadcrumbs/breadcrumb/breadcrumb.model';
+import { Process } from './processes/process.model';
+
+describe('ProcessBreadcrumbsService', () => {
+  let service: ProcessBreadcrumbsService;
+  let exampleId;
+  let exampleScriptName;
+  let exampleProcess;
+  let exampleURL;
+
+  function init() {
+    exampleId = '12345';
+    exampleScriptName = 'Example Script';
+    exampleProcess = Object.assign(new Process(), {processId: exampleId, scriptName: exampleScriptName});
+    exampleURL = 'example.com';
+  }
+
+  beforeEach(async(() => {
+    init();
+    TestBed.configureTestingModule({}).compileComponents();
+  }));
+
+  beforeEach(() => {
+    service = new ProcessBreadcrumbsService();
+  });
+
+  describe('getBreadcrumbs', () => {
+    it('should return a breadcrumb based on a id and scriptName of the process', () => {
+      const breadcrumbs = service.getBreadcrumbs(exampleProcess, exampleURL);
+      getTestScheduler().expectObservable(breadcrumbs).toBe('(a|)', { a: [new Breadcrumb(exampleId + ' - ' + exampleScriptName, exampleURL)] });
+    })
+  });
+});

src/app/process-page/process-breadcrumbs.service.ts

@@ -0,0 +1,21 @@
+import { Observable, of as observableOf } from 'rxjs';
+import { Injectable } from '@angular/core';
+import { BreadcrumbsService } from '../core/breadcrumbs/breadcrumbs.service';
+import { Breadcrumb } from '../breadcrumbs/breadcrumb/breadcrumb.model';
+import { Process } from './processes/process.model';
+
+/**
+ * Service to calculate process breadcrumbs for a single part of the route
+ */
+@Injectable()
+export class ProcessBreadcrumbsService implements BreadcrumbsService<Process> {
+
+  /**
+   * Method to calculate the breadcrumbs
+   * @param key The key used to resolve the breadcrumb
+   * @param url The url to use as a link for this breadcrumb
+   */
+  getBreadcrumbs(key: Process, url: string): Observable<Breadcrumb[]> {
+    return observableOf([new Breadcrumb(key.processId + ' - ' + key.scriptName, url)]);
+  }
+}

src/app/process-page/process-page-routing.module.ts

@@ -0,0 +1,50 @@
+import { RouterModule } from '@angular/router';
+import { NgModule } from '@angular/core';
+import { NewProcessComponent } from './new/new-process.component';
+import { ProcessOverviewComponent } from './overview/process-overview.component';
+import { ProcessPageResolver } from './process-page.resolver';
+import { ProcessDetailComponent } from './detail/process-detail.component';
+import { I18nBreadcrumbResolver } from '../core/breadcrumbs/i18n-breadcrumb.resolver';
+import { ProcessBreadcrumbResolver } from './process-breadcrumb.resolver';
+import { AuthenticatedGuard } from '../core/auth/authenticated.guard';
+
+@NgModule({
+  imports: [
+    RouterModule.forChild([
+      {
+        path: '',
+        resolve: { breadcrumb: I18nBreadcrumbResolver },
+        data: { breadcrumbKey: 'process.overview' },
+        canActivate: [AuthenticatedGuard],
+        children: [
+          {
+            path: '',
+            component: ProcessOverviewComponent,
+            data: { title: 'process.overview.title' },
+          },
+          {
+            path: 'new',
+            component: NewProcessComponent,
+            resolve: { breadcrumb: I18nBreadcrumbResolver },
+            data: { title: 'process.new.title', breadcrumbKey: 'process.new' }
+          },
+          {
+            path: ':id',
+            component: ProcessDetailComponent,
+            resolve: {
+              process: ProcessPageResolver,
+              breadcrumb: ProcessBreadcrumbResolver
+            }
+          }
+        ]
+      },
+
+    ])
+  ],
+  providers: [
+    ProcessPageResolver
+  ]
+})
+export class ProcessPageRoutingModule {
+
+}

src/app/process-page/process-page.module.ts

@@ -0,0 +1,51 @@
+import { NgModule } from '@angular/core';
+import { SharedModule } from '../shared/shared.module';
+import { ProcessPageRoutingModule } from './process-page-routing.module';
+import { NewProcessComponent } from './new/new-process.component';
+import { ScriptsSelectComponent } from './form/scripts-select/scripts-select.component';
+import { ScriptHelpComponent } from './form/script-help/script-help.component';
+import { ParameterSelectComponent } from './form/process-parameters/parameter-select/parameter-select.component';
+import { ProcessParametersComponent } from './form/process-parameters/process-parameters.component';
+import { StringValueInputComponent } from './form/process-parameters/parameter-value-input/string-value-input/string-value-input.component';
+import { ParameterValueInputComponent } from './form/process-parameters/parameter-value-input/parameter-value-input.component';
+import { FileValueInputComponent } from './form/process-parameters/parameter-value-input/file-value-input/file-value-input.component';
+import { BooleanValueInputComponent } from './form/process-parameters/parameter-value-input/boolean-value-input/boolean-value-input.component';
+import { DateValueInputComponent } from './form/process-parameters/parameter-value-input/date-value-input/date-value-input.component';
+import { ProcessOverviewComponent } from './overview/process-overview.component';
+import { ProcessDetailComponent } from './detail/process-detail.component';
+import { ProcessDetailFieldComponent } from './detail/process-detail-field/process-detail-field.component';
+import { ProcessBreadcrumbsService } from './process-breadcrumbs.service';
+import { ProcessBreadcrumbResolver } from './process-breadcrumb.resolver';
+import { ProcessFormComponent } from './form/process-form.component';
+
+@NgModule({
+  imports: [
+    ProcessPageRoutingModule,
+    SharedModule,
+  ],
+  declarations: [
+    NewProcessComponent,
+    ScriptsSelectComponent,
+    ScriptHelpComponent,
+    ParameterSelectComponent,
+    ProcessParametersComponent,
+    StringValueInputComponent,
+    ParameterValueInputComponent,
+    FileValueInputComponent,
+    BooleanValueInputComponent,
+    DateValueInputComponent,
+    ProcessOverviewComponent,
+    ProcessDetailComponent,
+    ProcessDetailFieldComponent,
+    ProcessFormComponent
+  ],
+  providers: [
+    ProcessBreadcrumbResolver,
+    ProcessBreadcrumbsService
+  ],
+  entryComponents: []
+})
+
+export class ProcessPageModule {
+
+}

src/app/process-page/process-page.resolver.ts

@@ -0,0 +1,31 @@
+import { Injectable } from '@angular/core';
+import { ActivatedRouteSnapshot, Resolve, RouterStateSnapshot } from '@angular/router';
+import { RemoteData } from '../core/data/remote-data';
+import { Observable } from 'rxjs/internal/Observable';
+import { find } from 'rxjs/operators';
+import { hasValue } from '../shared/empty.util';
+import { Process } from './processes/process.model';
+import { followLink } from '../shared/utils/follow-link-config.model';
+import { ProcessDataService } from '../core/data/processes/process-data.service';
+
+/**
+ * This class represents a resolver that requests a specific process before the route is activated
+ */
+@Injectable()
+export class ProcessPageResolver implements Resolve<RemoteData<Process>> {
+  constructor(private processService: ProcessDataService) {
+  }
+
+  /**
+   * Method for resolving a process based on the parameters in the current route
+   * @param {ActivatedRouteSnapshot} route The current ActivatedRouteSnapshot
+   * @param {RouterStateSnapshot} state The current RouterStateSnapshot
+   * @returns Observable<<RemoteData<Process>> Emits the found process based on the parameters in the current route,
+   * or an error if something went wrong
+   */
+  resolve(route: ActivatedRouteSnapshot, state: RouterStateSnapshot): Observable<RemoteData<Process>> {
+    return this.processService.findById(route.params.id, followLink('script')).pipe(
+      find((RD) => hasValue(RD.error) || RD.hasSucceeded),
+    );
+  }
+}

src/app/process-page/processes/process-parameter.model.ts

@@ -0,0 +1,14 @@
+/**
+ * A parameter used for running a process
+ */
+export class ProcessParameter {
+  /**
+   * The name of the parameter Eg. '-d', '-f' etc.
+   */
+  name: string;
+
+  /**
+   * The value of the parameter
+   */
+  value: any;
+}

src/app/process-page/processes/process-status.model.ts

@@ -0,0 +1,9 @@
+/**
+ * List of process statuses
+ */
+export enum ProcessStatus {
+  SCHEDULED,
+  RUNNING,
+  COMPLETED,
+  FAILED
+}

src/app/process-page/processes/process.model.ts

@@ -0,0 +1,88 @@
+import { ProcessStatus } from './process-status.model';
+import { ProcessParameter } from './process-parameter.model';
+import { CacheableObject } from '../../core/cache/object-cache.reducer';
+import { HALLink } from '../../core/shared/hal-link.model';
+import { autoserialize, deserialize } from 'cerialize';
+import { PROCESS } from './process.resource-type';
+import { excludeFromEquals } from '../../core/utilities/equals.decorators';
+import { ResourceType } from '../../core/shared/resource-type';
+import { link, typedObject } from '../../core/cache/builders/build-decorators';
+import { Observable } from 'rxjs/internal/Observable';
+import { RemoteData } from '../../core/data/remote-data';
+import { SCRIPT } from '../scripts/script.resource-type';
+import { Script } from '../scripts/script.model';
+
+/**
+ * Object representing a process
+ */
+@typedObject
+export class Process implements CacheableObject {
+  static type = PROCESS;
+
+  /**
+   * The object type
+   */
+  @excludeFromEquals
+  @autoserialize
+  type: ResourceType;
+
+  /**
+   * The identifier for this process
+   */
+  @autoserialize
+  processId: string;
+
+  /**
+   * The UUID for the user that started the process
+   */
+  @autoserialize
+  userId: string;
+
+  /**
+   * The start time for this process
+   */
+  @autoserialize
+  startTime: string;
+
+  /**
+   * The end time for this process
+   */
+  @autoserialize
+  endTime: string;
+
+  /**
+   * The name of the script run by this process
+   */
+  @autoserialize
+  scriptName: string;
+
+  /**
+   * The status of this process
+   */
+  @autoserialize
+  processStatus: ProcessStatus;
+
+  /**
+   * The parameters for this process
+   */
+  @autoserialize
+  parameters: ProcessParameter[];
+
+  /**
+   * The {@link HALLink}s for this Process
+   */
+  @deserialize
+  _links: {
+    self: HALLink,
+    script: HALLink,
+    output: HALLink,
+    files: HALLink
+  };
+
+  /**
+   * The Script that created this Process
+   * Will be undefined unless the script {@link HALLink} has been resolved.
+   */
+  @link(SCRIPT)
+  script?: Observable<RemoteData<Script>>;
+}

src/app/process-page/processes/process.resource-type.ts

@@ -0,0 +1,9 @@
+/**
+ * The resource type for Process
+ *
+ * Needs to be in a separate file to prevent circular
+ * dependencies in webpack.
+ */
+import { ResourceType } from '../../core/shared/resource-type';
+
+export const PROCESS = new ResourceType('process');

src/app/process-page/scripts/script-parameter-type.model.ts

@@ -0,0 +1,10 @@
+/**
+ * List of parameter types used for scripts
+ */
+export enum ScriptParameterType {
+  STRING = 'String',
+  DATE = 'date',
+  BOOLEAN = 'boolean',
+  FILE = 'InputStream',
+  OUTPUT = 'OutputStream'
+}

src/app/process-page/scripts/script-parameter.model.ts

@@ -0,0 +1,31 @@
+import { ScriptParameterType } from './script-parameter-type.model';
+
+/**
+ * A parameter that can be used when running a script
+ */
+export class ScriptParameter {
+  /**
+   * The name of the parameter Eg. '-d', '-f' etc.
+   */
+  name: string;
+
+  /**
+   * Short description about the purpose of this parameter
+   */
+  description: string;
+
+  /**
+   * The type of parameter
+   */
+  type: ScriptParameterType;
+
+  /**
+   * The long name for this parameter Eg. '--directory', '--force' etc.
+   */
+  nameLong: string;
+
+  /**
+   * Whether or not this parameter is mandatory
+   */
+  mandatory: boolean;
+}

src/app/process-page/scripts/script.model.ts

@@ -0,0 +1,55 @@
+import { CacheableObject } from '../../core/cache/object-cache.reducer';
+import { HALLink } from '../../core/shared/hal-link.model';
+import { autoserialize, deserialize } from 'cerialize';
+import { SCRIPT } from './script.resource-type';
+import { ScriptParameter } from './script-parameter.model';
+import { typedObject } from '../../core/cache/builders/build-decorators';
+import { excludeFromEquals } from '../../core/utilities/equals.decorators';
+import { ResourceType } from '../../core/shared/resource-type';
+
+/**
+ * Object representing a script
+ */
+@typedObject
+export class Script implements CacheableObject {
+  static type = SCRIPT;
+
+  /**
+   * The object type
+   */
+  @excludeFromEquals
+  @autoserialize
+  type: ResourceType;
+
+  /**
+   * The identifier of this script
+   */
+  @autoserialize
+  id: string;
+
+  /**
+   * The name of this script
+   */
+  @autoserialize
+  name: string;
+
+  /**
+   * A short description of this script
+   */
+  @autoserialize
+  description: string;
+
+  /**
+   * The available parameters for this script
+   */
+  @autoserialize
+  parameters: ScriptParameter[];
+
+  /**
+   * The {@link HALLink}s for this Script
+   */
+  @deserialize
+  _links: {
+    self: HALLink,
+  };
+}

src/app/process-page/scripts/script.resource-type.ts

@@ -0,0 +1,9 @@
+/**
+ * The resource type for Script
+ *
+ * Needs to be in a separate file to prevent circular
+ * dependencies in webpack.
+ */
+import { ResourceType } from '../../core/shared/resource-type';
+
+export const SCRIPT = new ResourceType('script');

src/app/shared/mocks/dspace-rest-v2/endpoint-mocking-rest.service.ts

@@ -62,10 +62,10 @@ export class EndpointMockingRestService extends DSpaceRESTv2Service {
    * @return Observable<DSpaceRESTV2Response>
    *      An Observable<DSpaceRESTV2Response> containing the response from the server
    */
-  request(method: RestRequestMethod, url: string, body?: any, options?: HttpOptions): Observable<DSpaceRESTV2Response> {
+  request(method: RestRequestMethod, url: string, body?: any, options?: HttpOptions, isMultipart?: boolean): Observable<DSpaceRESTV2Response> {
     const mockData = this.getMockData(url);
     if (isEmpty(mockData)) {
-      return super.request(method, url, body, options);
+      return super.request(method, url, body, options, isMultipart);
     } else {
       return this.toMockResponse$(mockData);
     }

src/app/shared/shared.module.ts

@@ -189,6 +189,8 @@ import { CustomSwitchComponent } from './form/builder/ds-dynamic-form-ui/models/
 import { BundleListElementComponent } from './object-list/bundle-list-element/bundle-list-element.component';
 import { MissingTranslationHelper } from './translate/missing-translation.helper';
 import { ItemVersionsNoticeComponent } from './item/item-versions/notice/item-versions-notice.component';
+import { FileValidator } from './utils/require-file.validator';
+import { FileValueAccessorDirective } from './utils/file-value-accessor.directive';
 import { ModifyItemOverviewComponent } from '../+item-page/edit-item-page/modify-item-overview/modify-item-overview.component';
 import { ClaimedTaskActionsLoaderComponent } from './mydspace-actions/claimed-task/switcher/claimed-task-actions-loader.component';
 import { ClaimedTaskActionsDirective } from './mydspace-actions/claimed-task/switcher/claimed-task-actions.directive';
@@ -496,6 +498,9 @@ const DIRECTIVES = [
   MetadataRepresentationDirective,
   ListableObjectDirective,
   ClaimedTaskActionsDirective,
+  FileValueAccessorDirective,
+  FileValidator,
+  ClaimedTaskActionsDirective,
   NgForTrackByIdDirective
 ];
 

src/app/shared/testing/test-module.ts

@@ -22,7 +22,11 @@ import { RouterLinkDirectiveStub } from './router-link-directive.stub';
     MySimpleItemActionComponent,
     RouterLinkDirectiveStub,
     NgComponentOutletDirectiveStub
-  ], schemas: [
+  ],
+  exports: [
+    QueryParamsDirectiveStub
+  ],
+  schemas: [
     CUSTOM_ELEMENTS_SCHEMA
   ]
 })

src/app/shared/utils/file-value-accessor.directive.ts

@@ -0,0 +1,27 @@
+import {Directive} from '@angular/core';
+import {NG_VALUE_ACCESSOR, ControlValueAccessor} from '@angular/forms';
+
+@Directive({
+    // tslint:disable-next-line:directive-selector
+    selector: 'input[type=file]',
+    // tslint:disable-next-line:no-host-metadata-property
+    host : {
+        '(change)' : 'onChange($event.target.files)',
+        '(blur)': 'onTouched()'
+    },
+    providers: [
+        { provide: NG_VALUE_ACCESSOR, useExisting: FileValueAccessorDirective, multi: true }
+    ]
+})
+/**
+ * Value accessor directive for inputs of type 'file'
+ */
+export class FileValueAccessorDirective implements ControlValueAccessor {
+    value: any;
+    onChange = (_) => { /* empty */ };
+    onTouched = () => { /* empty */};
+
+    writeValue(value) { /* empty */}
+    registerOnChange(fn: any) { this.onChange = fn; }
+    registerOnTouched(fn: any) { this.onTouched = fn; }
+}

src/app/shared/utils/require-file.validator.ts

@@ -0,0 +1,22 @@
+import {Directive} from '@angular/core';
+import {NG_VALIDATORS, Validator, FormControl} from '@angular/forms';
+
+@Directive({
+  // tslint:disable-next-line:directive-selector
+    selector: '[requireFile]',
+    providers: [
+        { provide: NG_VALIDATORS, useExisting: FileValidator, multi: true },
+    ]
+})
+/**
+ * Validator directive to validate if a file is selected
+ */
+export class FileValidator implements Validator {
+    static validate(c: FormControl): {[key: string]: any} {
+      return c.value == null || c.value.length === 0 ? { required : true } : null;
+    }
+
+    validate(c: FormControl): {[key: string]: any} {
+      return FileValidator.validate(c);
+    }
+}

src/app/shared/utils/route.utils.ts

@@ -1,4 +1,6 @@
-import { Router } from '@angular/router';
+import { ActivatedRouteSnapshot, Router } from '@angular/router';
+import { hasValue } from '../empty.util';
+import { URLCombiner } from '../../core/url-combiner/url-combiner';
 
 /**
  * Util function to retrieve the current path (without query parameters) the user is on
@@ -8,3 +10,11 @@ export function currentPath(router: Router) {
   const urlTree = router.parseUrl(router.url);
   return '/' + urlTree.root.children.primary.segments.map((it) => it.path).join('/')
 }
+
+export function currentPathFromSnapshot(route: ActivatedRouteSnapshot): string {
+  if (hasValue(route.parent)) {
+    const parentRoute: string = currentPathFromSnapshot(route.parent);
+    return new URLCombiner(parentRoute, route.routeConfig.path).toString();
+  }
+  return route.routeConfig ? route.routeConfig.path : '';
+}

src/assets/i18n/en.json5

@@ -1733,6 +1733,8 @@
 
   "menu.section.icon.pin": "Pin sidebar",
 
+  "menu.section.icon.processes": "Processes menu section",
+
   "menu.section.icon.registries": "Registries menu section",
 
   "menu.section.icon.statistics_task": "Statistics Task menu section",
@@ -1759,6 +1761,8 @@
 
   "menu.section.new_item_version": "Item Version",
 
+  "menu.section.new_process": "Process",
+
 
 
   "menu.section.pin": "Pin sidebar",
@@ -1767,6 +1771,10 @@
 
 
 
+  "menu.section.processes": "Processes",
+
+
+
   "menu.section.registries": "Registries",
 
   "menu.section.registries_format": "Format",
@@ -1955,6 +1963,93 @@
 
 
 
+  "process.new.select-parameters": "Parameters",
+
+  "process.new.cancel": "Cancel",
+
+  "process.new.submit": "Submit",
+
+  "process.new.select-script": "Script",
+
+  "process.new.select-script.placeholder": "Choose a script...",
+
+  "process.new.select-script.required": "Script is required",
+
+  "process.new.parameter.file.upload-button": "Select file...",
+
+  "process.new.parameter.file.required": "Please select a file",
+
+  "process.new.parameter.string.required": "Parameter value is required",
+
+  "process.new.parameter.type.value": "value",
+
+  "process.new.parameter.type.file": "file",
+
+  "process.new.parameter.required.missing": "The following parameters are required but still missing:",
+
+  "process.new.notification.success.title": "Success",
+
+  "process.new.notification.success.content": "The process was successfully created",
+
+  "process.new.notification.error.title": "Error",
+
+  "process.new.notification.error.content": "An error occurred while creating this process",
+
+  "process.new.header": "Create a new process",
+
+  "process.new.title": "Create a new process",
+
+  "process.new.breadcrumbs": "Create a new process",
+
+
+
+  "process.detail.arguments" : "Arguments",
+
+  "process.detail.arguments.empty" : "This process doesn't contain any arguments",
+
+  "process.detail.back" : "Back",
+
+  "process.detail.output" : "Process Output",
+
+  "process.detail.output.alert" : "Work in progress - Process output is not available yet",
+
+  "process.detail.output-files" : "Output Files",
+
+  "process.detail.output-files.empty" : "This process doesn't contain any output files",
+
+  "process.detail.script" : "Script",
+
+  "process.detail.title" : "Process: {{ id }} - {{ name }}",
+
+  "process.detail.start-time" : "Start time",
+
+  "process.detail.end-time" : "Finish time",
+
+  "process.detail.status" : "Status",
+
+  "process.detail.create" : "Create similar process",
+
+
+
+  "process.overview.table.finish" : "Finish time",
+
+  "process.overview.table.id" : "Process ID",
+
+  "process.overview.table.name" : "Name",
+
+  "process.overview.table.start" : "Start time",
+
+  "process.overview.table.status" : "Status",
+
+  "process.overview.table.user" : "User",
+
+  "process.overview.title": "Processes Overview",
+
+  "process.overview.breadcrumbs": "Processes Overview",
+
+  "process.overview.new": "New",
+
+
   "profile.breadcrumbs": "Update Profile",
 
   "profile.card.identify": "Identify",

src/main.browser.ts

@@ -50,3 +50,5 @@ if (hasValue(environment.universal) && environment.universal.preboot === false)
 } else {
   document.addEventListener('DOMContentLoaded', () => bootloader(main));
 }
+
+import 'zone.js/dist/zone';

yarn.lock

@@ -6813,10 +6813,12 @@ ng-mocks@^8.1.0:
   resolved "https://registry.yarnpkg.com/ng-mocks/-/ng-mocks-8.1.0.tgz#d00a5e53ae53587f35c68147826590fab71a1658"
   integrity sha512-/314nyU6UrONCUKfvFRuJPLpNBxqocwJmQBlPy4he5Vueu6gObXjy+KLUlbbENuA7zTeBjp//RA6w/Fa1yQ4Fw==
 
-ng2-file-upload@1.2.1:
+ng2-file-upload@1.4.0:
-  version "1.2.1"
+  version "1.4.0"
-  resolved "https://registry.yarnpkg.com/ng2-file-upload/-/ng2-file-upload-1.2.1.tgz#5563c5dfd6f43fbfbe815c206e343464a0a6a197"
+  resolved "https://registry.yarnpkg.com/ng2-file-upload/-/ng2-file-upload-1.4.0.tgz#8dea28d573234c52af474ad2a4001b335271e5c4"
-  integrity sha1-VWPF39b0P7++gVwgbjQ0ZKCmoZc=
+  integrity sha512-3J/KPU/tyh/ad6TFeUbrxX+SihUj0iOEt2Zsg4EX7mB3GFiQscXOfcUOxCkBtPWWWaqt3azrYbVGzsYa3/7NzQ==
+  dependencies:
+    tslib "^1.9.0"
 
 ng2-nouislider@^1.8.2:
   version "1.8.2"