fix(files): Correctly parse external shares for files UI

Signed-off-by: Ferdinand Thiessen <opensource@fthiessen.de>

2 files changed, 65 insertions, 10 deletions

diff --git a/apps/files_sharing/src/services/SharingService.spec.ts b/apps/files_sharing/src/services/SharingService.spec.ts
index bd0e018db7a..ab0a5163618 100644
--- a/apps/files_sharing/src/services/SharingService.spec.ts
+++ b/apps/files_sharing/src/services/SharingService.spec.ts
@@ -277,6 +277,25 @@ describe('SharingService share to Node mapping', () => {
 		tags: [TAG_FAVORITE],
 	}
 
+	const remoteFile = {
+		mimetype: 'text/markdown',
+		mtime: 1688721600,
+		permissions: 19,
+		type: 'file',
+		file_id: 1234,
+		id: 4,
+		share_type: ShareType.User,
+		parent: null,
+		remote: 'http://exampe.com',
+		remote_id: '12345',
+		share_token: 'share-token',
+		name: '/test.md',
+		mountpoint: '/shares/test.md',
+		owner: 'owner-uid',
+		user: 'sharee-uid',
+		accepted: true,
+	}
+
 	beforeEach(() => { vi.resetAllMocks() })
 
 	test('File', async () => {
@@ -338,6 +357,35 @@ describe('SharingService share to Node mapping', () => {
 		expect(folder.attributes.favorite).toBe(1)
 	})
 
+	test('Remote file', async () => {
+		axios.get.mockReturnValueOnce(Promise.resolve({
+			data: {
+				ocs: {
+					data: [remoteFile],
+				},
+			},
+		}))
+
+		const shares = await getContents(false, true, false, false)
+
+		expect(axios.get).toHaveBeenCalledTimes(1)
+		expect(shares.contents).toHaveLength(1)
+
+		const file = shares.contents[0] as File
+		expect(file).toBeInstanceOf(File)
+		expect(file.fileid).toBe(1234)
+		expect(file.source).toBe('http://nextcloud.local/remote.php/dav/files/test/shares/test.md')
+		expect(file.owner).toBe('owner-uid')
+		expect(file.mime).toBe('text/markdown')
+		expect(file.mtime?.getTime()).toBe(remoteFile.mtime * 1000)
+		// not available for remote shares
+		expect(file.size).toBe(undefined)
+		expect(file.permissions).toBe(0)
+		expect(file.root).toBe('/files/test')
+		expect(file.attributes).toBeInstanceOf(Object)
+		expect(file.attributes.favorite).toBe(0)
+	})
+
 	test('Empty', async () => {
 		vi.spyOn(logger, 'error').mockImplementationOnce(() => {})
 		axios.get.mockReturnValueOnce(Promise.resolve({
diff --git a/apps/files_sharing/src/services/SharingService.ts b/apps/files_sharing/src/services/SharingService.ts
index 4206e4a305a..e168f202fba 100644
--- a/apps/files_sharing/src/services/SharingService.ts
+++ b/apps/files_sharing/src/services/SharingService.ts
@@ -26,10 +26,16 @@ const ocsEntryToNode = async function(ocsEntry: any): Promise<Folder | File | nu
 	try {
 		// Federated share handling
 		if (ocsEntry?.remote_id !== undefined) {
-			const mime = (await import('mime')).default
-			// This won't catch files without an extension, but this is the best we can do
-			ocsEntry.mimetype = mime.getType(ocsEntry.name)
-			ocsEntry.item_type = ocsEntry.mimetype ? 'file' : 'folder'
+			if (!ocsEntry.mimetype) {
+				const mime = (await import('mime')).default
+				// This won't catch files without an extension, but this is the best we can do
+				ocsEntry.mimetype = mime.getType(ocsEntry.name)
+			}
+			ocsEntry.item_type = ocsEntry.type || (ocsEntry.mimetype ? 'file' : 'folder')
+
+			// different naming for remote shares
+			ocsEntry.item_mtime = ocsEntry.mtime
+			ocsEntry.file_target = ocsEntry.file_target || ocsEntry.mountpoint
 
 			// Need to set permissions to NONE for federated shares
 			ocsEntry.item_permissions = Permission.NONE
@@ -46,14 +52,15 @@ const ocsEntryToNode = async function(ocsEntry: any): Promise<Folder | File | nu
 
 		// If this is an external share that is not yet accepted,
 		// we don't have an id. We can fallback to the row id temporarily
-		const fileid = ocsEntry.file_source || ocsEntry.id
+		// local shares (this server) use `file_source`, but remote shares (federated) use `file_id`
+		const fileid = ocsEntry.file_source || ocsEntry.file_id || ocsEntry.id
 
 		// Generate path and strip double slashes
-		const path = ocsEntry?.path || ocsEntry.file_target || ocsEntry.name
+		const path = ocsEntry.path || ocsEntry.file_target || ocsEntry.name
 		const source = generateRemoteUrl(`dav/${rootPath}/${path}`.replaceAll(/\/\//gm, '/'))
 
+		let mtime = ocsEntry.item_mtime ? new Date((ocsEntry.item_mtime) * 1000) : undefined
 		// Prefer share time if more recent than item mtime
-		let mtime = ocsEntry?.item_mtime ? new Date((ocsEntry.item_mtime) * 1000) : undefined
 		if (ocsEntry?.stime > (ocsEntry?.item_mtime || 0)) {
 			mtime = new Date((ocsEntry.stime) * 1000)
 		}
@@ -75,7 +82,7 @@ const ocsEntryToNode = async function(ocsEntry: any): Promise<Folder | File | nu
 				'owner-display-name': ocsEntry?.displayname_owner,
 				'share-types': ocsEntry?.share_type,
 				'share-attributes': ocsEntry?.attributes || '[]',
-				favorite: ocsEntry?.tags?.includes((window.OC as Nextcloud.v28.OC & { TAG_FAVORITE: string }).TAG_FAVORITE) ? 1 : 0,
+				favorite: ocsEntry?.tags?.includes((window.OC as Nextcloud.v29.OC & { TAG_FAVORITE: string }).TAG_FAVORITE) ? 1 : 0,
 			},
 		})
 	} catch (error) {
@@ -164,8 +171,8 @@ export const isFileRequest = (attributes = '[]'): boolean => {
 /**
  * Group an array of objects (here Nodes) by a key
  * and return an array of arrays of them.
- * @param nodes
- * @param key
+ * @param nodes Nodes to group
+ * @param key The attribute to group by
  */
 const groupBy = function(nodes: (Folder | File)[], key: string) {
 	return Object.values(nodes.reduce(function(acc, curr) {