def set_default_lang(user, request):
try:
graph = GraphAPI(user.access_token)
# Get friend list
friends = graph.get_connections("me","friends")['data']
except Exception:
return redirect('/greetme/')
if request.method =='POST':
form = DefaultLanguageForm(request.POST)
if form.is_valid():
cd = form.cleaned_data
o = DefaultLanguage(lang=cd['lang'], user=user)
o.save()
included_friends = request.POST.getlist('select')
excluded_friends = [f for f in friends if included_friends.count(f['id'])==0]
# Delete the previous settings before
e = ExcludedFriend.objects.filter(user=user)
e.delete()
for sel in excluded_friends:
e = ExcludedFriend(user=user, friend_id=sel['id'])
e.save()
return redirect('/greetme/')
else:
try:
o = DefaultLanguage.objects.get(user=user)
except DefaultLanguage.DoesNotExist:
o = DefaultLanguage(user=user)
form = DefaultLanguageForm( instance=o)
ex_friends_id = [ ex.friend_id for ex in ExcludedFriend.objects.filter(user=user)]
excluded_friends = []
included_friends = []
for f in friends:
if ex_friends_id.count(f['id'])>0:
excluded_friends.append(f)
else:
included_friends.append(f)
return render(user, request, 'options.html', {'form': form,\
'excluded_friends':excluded_friends,\
'included_friends': included_friends})
def get_user_from_token(uid, access_token):
"""
Get the user and if it doesn't exist create it into db.
Store a local instance of the user data so we don't need
a round-trip to Facebook on every request
"""
try:
user = FacebookUser.objects.get(uid=uid, aid=FACEBOOK_APP['ID'])
except FacebookUser.DoesNotExist:
try:
graph = GraphAPI(access_token)
profile = graph.get_object("me")
user = FacebookUser(uid=str(profile["id"]),
aid=FACEBOOK_APP['ID'],
profile_url=profile["link"],
access_token=access_token,
username=str(profile["username"]))
user.save()
# We have to create some default greeting senteces for him
# and an default language too
def_greets = Greeting.objects.filter(default=True)
for def_g in def_greets:
def_g.users.add(user)
try:
l = Language.objects.get(id='en')
except Language.DoesNotExist:
l = Language(id='en', name='English')
l.save()
opt = DefaultLanguage(user=user, lang=l)
opt.save()
except GraphAPIError:
return None
else:
# Update the access token!
if access_token and user.access_token != access_token:
user.access_token = access_token
user.save()
return user
