I am using Flask (based on Werkzeug) which uses Python.
The user can download a file, I'm using the
However when actually downloading the file, the HTTP header
content-length is not set. So the user has no idea how big the file being downloaded is.
I can use
os.path.getsize(FILE_LOCATION) in Python to get the file size (in bytes), but cannot find a way to set the
content-length header in Flask.
I believe you'd do something like this (untested):
from flask import Response response = Response() response.headers.add('content-length', str(os.path.getsize(FILE_LOCATION)))
I needed this also, but for every requests, so here's what I did (based on the doc) :
@app.after_request def after_request(response): response.headers.add('Access-Control-Allow-Origin', '*') return response