return only topics belonging to participation site

accounts/models.py

@@ -73,4 +73,9 @@ class Participation(PonyConfModel):
         return self.user.is_superuser or self.orga
 
     def is_staff(self):
-        return self.is_orga() or self.user.topic_set.exists()
+        return self.is_orga() or self.topic_set.exists()
+
+    @property
+    def topic_set(self):
+        from proposals.models import Topic
+        return Topic.objects.filter(site=self.site, reviewers=self.user)

accounts/templates/accounts/participation_list.html

@@ -26,7 +26,7 @@
     <td><a href="{{ participation.get_absolute_url }}">{{ participation.user.username }}</a></td>
     <td>{{ participation.user.get_full_name }}</td>
     <td>{{ participation.is_orga|yesno:"✔,✘" }}</td>
-    <td>{% for topic in participation.user.topic_set.all %}{{ topic.get_link }}{% if not forloop.last %},
+    <td>{% for topic in participation.topic_set.all %}{{ topic.get_link }}{% if not forloop.last %},
       {% endif %}{% endfor %}</td>
     <td>
       <a href="{% url 'conversation' participation.user.username %}" data-toggle="tooltip" data-placement="bottom"

accounts/utils.py

@@ -16,4 +16,4 @@ def is_staff(request, user):
 
 def can_edit_profile(request, profile):
     editor = request.user.participation_set.get(site=get_current_site(request))
-    return editor.is_orga() or editor.user.topic_set.filter(talk__speakers=profile.user).exists()
+    return editor.is_orga() or editor.topic_set.filter(talk__speakers=profile.user).exists()