def get_feed(req, code):
if req.method != 'GET':
return HttpResponseNotAllowed(['GET'])
if has_no_subscribers(req.META.get('HTTP_USER_AGENT', '')):
logging.info('Feedfetcher and feed with no subscribers. Redirecting to empty feed.')
return HttpResponseRedirect(req.build_absolute_uri('/feeds/feedfetcher-without-subscribers.xml'))
try:
q = decrypt(code)
feed = q['feed']
user = q['user']
password = q['password']
ljcut = True if q.get('ljcut') else False
except (TypeError, CryptError, KeyError):
# TypeError on b64decode failure
return HttpResponseBadRequest()
if is_livejournal(feed):
return HttpResponseGone()
headers = {}
for header, value in req.META.items():
if header.startswith('HTTP_'):
header = header.replace('_', '-').split('-', 1)[1]
if header.lower() not in BLOCKED_REQEST_HEADERS:
headers[header.title()] = value
try:
fd = _urlopen_digested(feed, user, password, headers)
headers = fd.headers
content = fd.read()
if ljcut:
content = _ljcut_nonpublic(content, feed, user)
except urllib2.HTTPError, e:
# FIXME: what should happen if remote side returns permanent redirect?
if e.code >= 400:
logging.warning('HTTPError %i while fetching feed <%s> for %s' %
(e.code, feed, user))
fd = e
headers = fd.hdrs
content = fd.read() if hasattr(fd, 'read') else ''
if e.code == httplib.FORBIDDEN and 'livejournal.com/bots' in content:
return HttpResponseRedirect(req.build_absolute_uri('/feeds/livejournal-403-bots.xml'))
def _lj_gen_opml(req):
credentials = decrypt(req.POST['credentials'])
friends = req.POST['friends'].split()
communities = req.POST['communities'].split()
ljuser = credentials['ljuser']
password = credentials['password']
outlines = lj.get_opml(ljuser)
outlines['users'].update(outlines['communities'])
outlines = outlines['users']
ctx = {'ljuser': ljuser}
feeds = []
for who in friends + communities:
o = outlines[who]
if req.POST.get('read_' + who):
param = {'feed': o.xmlURL + '?auth=digest',
'user': ljuser,
'password': password}
if req.POST.get('cut_' + who):
param['ljcut'] = 'body'
xmlURL = req.build_absolute_uri('/feed/' + encrypt(param))
else:
xmlURL = outlines[who].xmlURL
if o.text.lower() != who.lower():
text = "%s (%s)" % (o.text, who)
else:
text = o.text
feeds.append({'xmlURL': xmlURL,
'htmlURL': o.htmlURL,
'text': text})
ctx['feeds'] = feeds
content = render_to_string('lj_opml.xml', ctx)
resp = HttpResponse(content_type='text/xml', content=content)
resp['Content-Disposition'] = 'attachment; filename="livejournal.opml"'
return resp