albums: fix changing albums from album (fix #795)

Signed-off-by: Varun Patil <radialapps@gmail.com>

src/components/viewer/Viewer.vue

@@ -143,7 +143,7 @@
           </NcActionButton>
           <NcActionButton
             :aria-label="t('memories', 'Add to album')"
-            v-if="config.albums_enabled && !isLocal && !routeIsPublic && canShare"
+            v-if="config.albums_enabled && !isLocal && !routeIsPublic && canShare && currentPhoto?.imageInfo?.filename"
             @click="updateAlbums"
             :close-after-click="true"
           >

src/services/dav/albums.ts

@@ -54,7 +54,7 @@ export async function getAlbums(sort: 1 | 2 = 1, fileid?: number) {
  */
 export async function* addToAlbum(user: string, name: string, photos: IPhoto[]) {
   // Get files data
-  let fileInfos = await base.getFiles(photos);
+  const fileInfos = await base.getFiles(photos, { ignoreRoute: true });
   const albumPath = getAlbumPath(user, name);
 
   // Add each file
@@ -92,7 +92,7 @@ export async function* addToAlbum(user: string, name: string, photos: IPhoto[])
  */
 export async function* removeFromAlbum(user: string, name: string, photos: IPhoto[]) {
   // Get files data
-  let fileInfos = await base.getFiles(photos);
+  const fileInfos = await base.getFiles(photos, { ignoreRoute: true });
   const albumPath = getAlbumPath(user, name);
 
   // Remove each file

src/services/dav/base.ts

@@ -38,18 +38,30 @@ export const IMAGE_MIME_TYPES = [
 
 const GET_FILE_CHUNK_SIZE = 50;
 
+type GetFilesOpts = {
+  /** Attempt to use some cached value to get filename (default true) */
+  cache?: boolean;
+  /** Get original route-independent filename for current user only (default false) */
+  ignoreRoute?: boolean;
+};
+
 /**
  * Get file infos for list of files given Ids
  * @param photos list of photos
+ * @param opts options
  * @details This tries to use the cached filename in the photo object (imageInfo.filename)
  * If none was found, then it will fetch the file info from the server.
  */
-export async function getFiles(photos: IPhoto[]): Promise<IFileInfo[]> {
-  // Check if albums
+export async function getFiles(photos: IPhoto[], opts?: GetFilesOpts): Promise<IFileInfo[]> {
+  // Some routes may have special handling of filenames
+  if (!opts?.ignoreRoute) {
     const route = vueroute();
+
+    // Check if albums
     if (route.name === 'albums') {
       return getAlbumFileInfos(photos, <string>route.params.user, <string>route.params.name);
     }
+  }
 
   // Remove any local photos
   photos = photos.filter((photo) => !utils.isLocalPhoto(photo));
@@ -59,7 +71,7 @@ export async function getFiles(photos: IPhoto[]): Promise<IFileInfo[]> {
   const rest: IPhoto[] = [];
 
   // Partition photos with and without cache
-  if (utils.uid) {
+  if (utils.uid && opts?.cache !== false) {
     for (const photo of photos) {
       const filename = photo.imageInfo?.filename;
       if (filename) {