From 1af6ada49dc01932883c838a4f37244f5dc4a2d9 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=C3=89lie=20Bouttier?= <elie@bouttier.eu>
Date: Tue, 23 Oct 2018 21:31:43 +0200
Subject: [PATCH] volunteers: filter activities per conference

---
 cfp/forms.py | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/cfp/forms.py b/cfp/forms.py
index baef338..91b0cb1 100644
--- a/cfp/forms.py
+++ b/cfp/forms.py
@@ -457,6 +457,11 @@ class VolunteerForm(forms.ModelForm):
     def __init__(self, *args, **kwargs):
         self.conference = kwargs.pop('conference')
         super().__init__(*args, **kwargs)
+        activities = Activity.objects.filter(site=self.conference.site)
+        if activities.exists():
+            self.fields['activities'].queryset = activities
+        else:
+            del self.fields['activities']
 
     # we should manually check (site, email) uniqueness as the site is not part of the form
     def clean_email(self):