def download_file():
try:
url = request.args.get('url')
filename = os.path.basename(url)
req_ranges = request.headers.get('Range')
file_obj = requests.get(url,
stream=True,
headers={'Range': req_ranges})
headers = file_obj.headers
s = Response(generate(file_obj),
content_type=headers.get('Content-Type'))
for k, v in headers.items():
s.headers[k] = v
s.headers['Content-Disposition'] = "attachment; filename={}".format(
filename)
return s
except Exception as e:
if file_obj is not None:
file_obj.close()
Response.close()
abort(404)
