add range request support

This commit is contained in:
j 2015-02-22 16:38:06 +05:30
parent 7a76e21e99
commit ad0a2a7b03

View file

@ -45,12 +45,28 @@ class EpubHandler(OMLHandler):
def serve_static(handler, path, mimetype, include_body=True, disposition=None):
#fixme use static file handler / serve ranges
handler.set_header('Content-Type', mimetype)
handler.set_header('Content-Length', str(os.stat(path).st_size))
size = os.stat(path).st_size
handler.set_header('Accept-Ranges', 'bytes')
if disposition:
handler.set_header('Content-Disposition', "attachment; filename*=UTF-8''%s" % quote(disposition.encode('utf-8')))
if include_body:
with open(path, 'rb') as fd:
handler.write(fd.read())
if 'Range' in handler.request.headers:
handler.set_status(206)
r = handler.request.headers.get('Range').split('=')[-1].split('-')
start = int(r[0])
end = int(r[1]) if r[1] else size
length = end - start
handler.set_header('Content-Length', str(length))
handler.set_header('Content-Range', 'bytes %s-%s/%s' % (start, end-1, size))
with open(path, 'rb') as fd:
fd.seek(start)
handler.write(fd.read(length))
else:
handler.set_header('Content-Length', str(size))
with open(path, 'rb') as fd:
handler.write(fd.read())
else:
handler.set_header('Content-Length', str(size))
return
class FileHandler(OMLHandler):