Merge pull request #11806 from huchenlei/file_500

import gradio as gr

import json

import html

from fastapi.exceptions import HTTPException

from modules.generation_parameters_copypaste import image_from_url_text

def fetch_file(filename: str = ""):

    from starlette.responses import FileResponse

    if not os.path.isfile(filename):

        raise HTTPException(status_code=404, detail="File not found")

    if not any(Path(x).absolute() in Path(filename).absolute().parents for x in allowed_dirs):

        raise ValueError(f"File cannot be fetched: {filename}. Must be in one of directories registered by extra pages.")