updates metadata store for already downloaded files not in the store.

Handling the edge case where you have downloaded files without the metadata store enabled, and then turn it on afterwards.

flickr_download/flick_download.py

@@ -267,23 +267,22 @@ def do_download_photo(
         # TODO: Ideally we should check for file size / md5 here
         # to handle failed downloads.
         logging.info("Skipping %s, as it exists already", fname)
-        return
-
-    logging.info("Saving: %s (%s)", fname, get_photo_page(photo))
-    if skip_download:
-        return
+    else:
+        logging.info("Saving: %s (%s)", fname, get_photo_page(photo))
+        if skip_download:
+            return
 
-    try:
-        photo.save(fname, size_label)
-    except IOError as ex:
-        logging.error("IO error saving photo: %s", ex)
-        return
-    except FlickrError as ex:
-        logging.error("Flickr error saving photo: %s", ex)
-        return
+        try:
+            photo.save(fname, size_label)
+        except IOError as ex:
+            logging.error("IO error saving photo: %s", ex)
+            return
+        except FlickrError as ex:
+            logging.error("Flickr error saving photo: %s", ex)
+            return
 
-    # Set file times to when the photo was taken
-    set_file_time(fname, photo["taken"])
+        # Set file times to when the photo was taken
+        set_file_time(fname, photo["taken"])
 
     if metadata_db:
         metadata_db.execute(