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simple-viewer/viewer/helpers.py

36 lines
1.2 KiB
Python

import os
from typing import Tuple, List
def extra_listdir(path: str) -> List[Tuple[str, str]]:
"""
Helper function used for identifying file media type for every file in a given directory, extending os.listdir
:param path: The path to the directory.
:return: A list of tuples, each containing two strings, the file or directory name, and the media type.
"""
return [(file, get_all_mediatype(file, path)) for file in os.listdir(path)]
def get_all_mediatype(head: str, tail: str) -> str:
"""
A extra media type function supporting directories on top of files.
:param head: The head of the path, usually the directory name or filename at the very end.
:param tail: The rest of the path, everything that comes before the head.
:return: A media type in string form.
"""
if os.path.isfile(os.path.join(tail, head)):
return get_file_mediatype(head)
return "folder"
def get_file_mediatype(mimetype: str) -> str:
"""Simple media type categorization based on the given mimetype"""
if mimetype is not None:
if mimetype.startswith('image'):
return 'image'
elif mimetype.startswith('video'):
return 'video'
return 'file'