#Поля подлежащие обновлению
FIELDS = (
    'first_name',
    'last_name',
    'nickname',
    'domain',
    'sex',
    'city',
    'country',
    'timezone',
    'photo',
    'photo_medium',
    'photo_big',
    'photo_rec',
)

class UpdateProfileMiddleware(object):

    def process_request(self, request):
        user = request.user
        if request.user.is_authenticated():
            profile = request.user.profile
        else:
            return None
        if profile.last_update == None or datetime.now() - profile.last_update > settings.UPDATE_TIMEOUT:
            vk = return vkontakte.API(settings.VK_APP_ID, settings.VK_APP_SECRET)
            vk_profile = user.vk_profile
            try:
                new_data = vk.getProfiles(uids=str(user.username), fields=','.join(FIELDS))[0]
                for field in FIELDS:
                    if field == 'city':
                        try:
                            setattr(vk_profile,field,City.objects.get(id=new_data[field]))
                        except:
                            pass
                    elif field == 'country':
                        try:
                            setattr(vk_profile,field,Country.objects.get(id=new_data[field]))
                        except:
                            pass
                    elif field == 'first_name' or field == 'last_name' :
                        try:
                            setattr(user,field,new_data[field])
                        except:
                            pass
                    else:
                        try:
                            setattr(vk_profile,field,new_data[field])
                        except:
                            pass
            vk_profile.save()
            user.save()
            profile.last_update = datetime.now()
            profile.save()