def get_ip(request):
    try:
        x_forward = request.META.get("HTTP_X_FORWORDED_FOR")
        if x_forward:
            ip = x_forward.split(',')[0]
        else:
            ip = request.META.get("REMOTE_ADDR")
    except:
        ip = ""
    return ip

def home(request):
    '''
    form = EmailForm(request.POST or None)
    if form.is_valid():
        email =  form.cleaned_data['email']
        new_join, created = Joins.objects.get_or_create(email=email)
        print new_join, created
    '''
    form = JoinForm(request.POST or None)
    if form.is_valid():
        new_join = form.save(commit = False)
        email = form.cleaned_data['email']
        new_join_old, created = Join.objects.get_or_create(email = email)
        if created:
            new_join_old.ip_address = get_ip(request)
            new_join_old.save()     
    context = {"form":form}
    template = "home.html"
    return render(request, template, context)

class Join(models.Model):
    email =  models.EmailField(unique = True)
    ip_address =  models.CharField(max_length = 120, default = 'ABC')
    timestamp = models.DateTimeField(auto_now_add = True, auto_now = False)
    updated = models.DateTimeField(auto_now_add = False, auto_now = True)
    def __unicode__(self):
        return "%s " %(self.email)

class JoinForm(forms.ModelForm):
    class Meta:
        model = Join
        fields = ['email',]