microblog/app/media.py

21 lines
493 B
Python

import base64
from app.config import BASE_URL
SUPPORTED_RESIZE = [50, 740]
def proxied_media_url(url: str) -> str:
if url.startswith(BASE_URL):
return url
return "/proxy/media/" + base64.urlsafe_b64encode(url.encode()).decode()
def resized_media_url(url: str, size: int) -> str:
if size not in SUPPORTED_RESIZE:
raise ValueError(f"Unsupported resize {size}")
if url.startswith(BASE_URL):
return url
return proxied_media_url(url) + f"/{size}"