def CanViewRemotePost(post, user, serializer):
post = serializer.data
if post['visibility'] in ['PRIVATE', 'SERVERONLY']:
return False
if post['visibility'] == 'PUBLIC':
return True
if 'author' not in post:
return False
if post['visibility'] == 'FRIENDS':
myFriends = set([str(id).strip() for id in allFriend(user.id)])
if str(post['author']['id']).strip() in myFriends:
return True
else:
return False
if post['visibility'] == 'FOAF':
myFriends = set([str(id).strip() for id in allFriend(user.id)])
if str(post['author']['id']).strip() in myFriends:
return True
if post['visibility'] == 'FOAF':
myFriends = list(set([str(id).strip() for id in allFriend(user.id)]))
data = {'query': 'friends', 'author': str(post['author']['id']).strip(), 'authors': myFriends}
success, result = PostWithListOfFriends(data, post, post['author'])
if not success:
print('Failed to get FOAF info for author {0} with url {1}, reason: {2}'.format(str(post['author']['id']), post['author']['url'], result))
return False
if len(result['authors']) > 0:
return True
else:
return False
return True # should never reach here
def AreFoaf(user, other_user):
"""
This function is for LOCAL foaf check
"""
if AreFriends(user, other_user):
return True
friends1 = set(allFriend(user.id))
friends2 = set(allFriend(other_user.id))
intersect = friends1.intersection(friends2)
if len(intersect) > 0:
return True
return False
def post(self, request):
if not IsRemoteAuthUser(request.user):
return Response({
'is_foaf': False,
'error': 'need to be a remote user to call this API'
})
post_id = request.data['id']
viewer = request.data['author']
friends = request.data['friends']
post = Post.objects.get(pk=post_id)
if post is None:
return Response({
'is_foaf': False,
'message': 'post not exist'
})
author = post.author
author_friends = allFriend(author.id)
if viewer['id'] in author_friends:
return Response({
'is_foaf': False,
'error': 'they are friend'
})
comm = list(set(friends) & set(author_friends))
# TODO: remote check
if len(comm) is not 0:
serializer = PostReadSerializer(post, context={'request': request})
return Response({
'is_foaf': True,
'post': serializer.data
})
else:
return Response({
'is_foaf': False,
'post': None
})