Merge pull request #5139 from nextcloud/backport/5116/stable31

Author: juliusknorr

lib/Controller/DocumentController.php

@@ -400,8 +400,20 @@ public function token(int $fileId, ?string $shareToken = null, ?string $path = n
 
 			$this->tokenManager->setGuestName($wopi, $guestName);
 
+			$params = [
+				'urlSrc' => $this->tokenManager->getUrlSrc($file)
+			];
+
+			$targetData = $this->session->get(self::SESSION_FILE_TARGET);
+			if ($targetData) {
+				$this->session->remove(self::SESSION_FILE_TARGET);
+				if ($targetData['fileId'] === $fileId) {
+					$params['target'] = $targetData['target'];
+				}
+			}
+
 			return new DataResponse(array_merge(
-				[ 'urlSrc' => $this->tokenManager->getUrlSrc($file) ],
+				$params,
 				$wopi->jsonSerialize(),
 			));
 		} catch (Exception $e) {

src/view/Office.vue

@@ -332,6 +332,7 @@ export default {
 				revisionHistory: !this.isPublic,
 				closeButton: !Config.get('hideCloseButton') && !this.isEmbedded,
 				startPresentation: Config.get('startPresentation'),
+				target: data.target,
 			})
 			this.$set(this.formData, 'action', action)
 			this.$set(this.formData, 'accessToken', data.token)