[stable30] fix(files_versions): retrieve all display names with one request

apps/files_versions/src/components/Version.vue

@@ -125,12 +125,9 @@ import { Permission, formatFileSize } from '@nextcloud/files'
 import { loadState } from '@nextcloud/initial-state'
 import { t } from '@nextcloud/l10n'
 import { joinPaths } from '@nextcloud/paths'
-import { getRootUrl, generateUrl } from '@nextcloud/router'
+import { getRootUrl } from '@nextcloud/router'
 import { defineComponent } from 'vue'
 
-import axios from '@nextcloud/axios'
-import logger from '../utils/logger'
-
 import BackupRestore from 'vue-material-design-icons/BackupRestore.vue'
 import Delete from 'vue-material-design-icons/Delete.vue'
 import Download from 'vue-material-design-icons/Download.vue'
@@ -206,7 +203,6 @@ export default defineComponent({
 			previewLoaded: false,
 			previewErrored: false,
 			capabilities: loadState('core', 'capabilities', { files: { version_labeling: false, version_deletion: false } }),
-			versionAuthor: '' as string|null,
 		}
 	},
 
@@ -233,6 +229,16 @@ export default defineComponent({
 			return label
 		},
 
+		versionAuthor() {
+			if (!this.version.author || !this.version.authorName) {
+				return ''
+			}
+			if (this.version.author === getCurrentUser()?.uid) {
+				return t('files_versions', 'You')
+			}
+			return this.version.authorName ?? this.version.author
+		},
+
 		downloadURL(): string {
 			if (this.isCurrent) {
 				return getRootUrl() + joinPaths('/remote.php/webdav', this.fileInfo.path, this.fileInfo.name)
@@ -297,24 +303,6 @@ export default defineComponent({
 			this.$emit('delete', this.version)
 		},
 
-		async fetchDisplayName() {
-			this.versionAuthor = null
-			if (!this.version.author) {
-				return
-			}
-
-			if (this.version.author === getCurrentUser()?.uid) {
-				this.versionAuthor = t('files_versions', 'You')
-			} else {
-				try {
-					const { data } = await axios.post(generateUrl('/displaynames'), { users: [this.version.author] })
-					this.versionAuthor = data.users[this.version.author]
-				} catch (error) {
-					logger.warn('Could not load user display name', { error })
-				}
-			}
-		},
-
 		click() {
 			if (!this.canView) {
 				window.location.href = this.downloadURL

apps/files_versions/src/utils/versions.ts

@@ -11,6 +11,7 @@ import { generateRemoteUrl, generateUrl } from '@nextcloud/router'
 import { getCurrentUser } from '@nextcloud/auth'
 import { joinPaths, encodePath } from '@nextcloud/paths'
 import moment from '@nextcloud/moment'
+import axios from '@nextcloud/axios'
 
 import client from '../utils/davClient.js'
 import davRequest from '../utils/davRequest.js'
@@ -20,6 +21,7 @@ export interface Version {
 	fileId: string, // The id of the file associated to the version.
 	label: string, // 'Current version' or ''
 	author: string|null, // UID for the author of the version
+	authorName: string|null, // Display name of the author
 	filename: string, // File name relative to the version DAV endpoint
 	basename: string, // A base name generated from the mtime
 	mime: string, // Empty for the current version, else the actual mime type of the version
@@ -30,7 +32,7 @@ export interface Version {
 	permissions: string, // Only readable: 'R'
 	previewUrl: string, // Preview URL of the version
 	url: string, // Download URL of the version
-	source: string, // The WebDAV endpoint of the ressource
+	source: string, // The WebDAV endpoint of the resource
 	fileVersion: string|null, // The version id, null for the current version
 }
 
@@ -43,10 +45,22 @@ export async function fetchVersions(fileInfo: any): Promise<Version[]> {
 			details: true,
 		}) as ResponseDataDetailed<FileStat[]>
 
-		return response.data
+		const versions = response.data
 			// Filter out root
 			.filter(({ mime }) => mime !== '')
 			.map(version => formatVersion(version, fileInfo))
+
+		const authorIds = new Set(versions.map(version => version.author))
+		const authors = await axios.post(generateUrl('/displaynames'), { users: [...authorIds] })
+
+		for (const version of versions) {
+			const author = authors.data.users[version.author]
+			if (author) {
+				version.authorName = author
+			}
+		}
+
+		return versions
 	} catch (exception) {
 		logger.error('Could not fetch version', { exception })
 		throw exception
@@ -93,6 +107,7 @@ function formatVersion(version: any, fileInfo: any): Version {
 		// If version-label is defined make sure it is a string (prevent issue if the label is a number an PHP returns a number then)
 		label: version.props['version-label'] && String(version.props['version-label']),
 		author: version.props['version-author'] ?? null,
+		authorName: null,
 		filename: version.filename,
 		basename: moment(mtime).format('LLL'),
 		mime: version.mime,