pandora/pandora/oxdjango/utils.py

47 lines
1.2 KiB
Python

# -*- coding: utf-8 -*-
# vi:si:et:sw=4:sts=4:ts=4
from django.http import HttpResponse,Http404
from django.core.servers.basehttp import FileWrapper
from django.conf import settings
import mimetypes
import os
def basic_sendfile(fname,download_name=None):
if not os.path.exists(fname):
raise Http404
wrapper = FileWrapper(open(fname,"r"))
content_type = mimetypes.guess_type(fname)[0]
response = HttpResponse(wrapper, content_type=content_type)
response['Content-Length'] = os.path.getsize(fname)
if download_name:
response['Content-Disposition'] = "attachment; filename=%s"%download_name
return response
def x_sendfile(fname,download_name=None):
if not os.path.exists(fname):
raise Http404
content_type = mimetypes.guess_type(fname)[0]
response = HttpResponse('', content_type=content_type)
response['Content-Length'] = os.path.getsize(fname)
response['X-Sendfile'] = fname
if download_name:
response['Content-Disposition'] = "attachment; filename=%s"%download_name
return response
try:
__sendfile = getattr(settings,'SENDFILE',False) == 'x_sendfile'
except:
__sendfile = False
if __sendfile == 'x_sendfile':
sendfile = x_sendfile
else:
sendfile = basic_sendfile