frontend support for downloading originals

src-ui/src/app/components/document-detail/document-detail.component.ts

@@ -5,6 +5,7 @@ import { ActivatedRoute, Router } from '@angular/router';
 import { NgbModal } from '@ng-bootstrap/ng-bootstrap';
 import { PaperlessCorrespondent } from 'src/app/data/paperless-correspondent';
 import { PaperlessDocument } from 'src/app/data/paperless-document';
+import { PaperlessDocumentMetadata } from 'src/app/data/paperless-document-metadata';
 import { PaperlessDocumentType } from 'src/app/data/paperless-document-type';
 import { TAG_COLOURS, PaperlessTag } from 'src/app/data/paperless-tag';
 import { DocumentListViewService } from 'src/app/services/document-list-view.service';
@@ -27,9 +28,11 @@ export class DocumentDetailComponent implements OnInit {
 
   documentId: number
   document: PaperlessDocument
+  metadata: PaperlessDocumentMetadata
   title: string
   previewUrl: string
   downloadUrl: string
+  downloadOriginalUrl: string
 
   correspondents: PaperlessCorrespondent[]
   documentTypes: PaperlessDocumentType[]
@@ -66,6 +69,7 @@ export class DocumentDetailComponent implements OnInit {
       this.documentId = +paramMap.get('id')
       this.previewUrl = this.documentsService.getPreviewUrl(this.documentId)
       this.downloadUrl = this.documentsService.getDownloadUrl(this.documentId)
+      this.downloadOriginalUrl = this.documentsService.getDownloadUrl(this.documentId, true)
       if (this.openDocumentService.getOpenDocument(this.documentId)) {
         this.updateComponent(this.openDocumentService.getOpenDocument(this.documentId))
       } else {
@@ -80,6 +84,9 @@ export class DocumentDetailComponent implements OnInit {
 
   updateComponent(doc: PaperlessDocument) {
     this.document = doc
+    this.documentsService.getMetadata(doc.id).subscribe(result => {
+      this.metadata = result
+    })
     this.title = doc.title
     this.documentForm.patchValue(doc)
   }