Add track to schedule JSON

Include the track of the slow in the schedule JSON so the miniconf can be identified.

vendor/symposion/schedule/views.py

@@ -215,14 +215,17 @@ def schedule_json(request):
     protocol = request.META.get('HTTP_X_FORWARDED_PROTO', 'http')
     data = []
     for slot in slots:
+        rooms = list(slot.rooms)
         slot_data = {
-            "room": ", ".join(room["name"] for room in slot.rooms.values()),
-            "rooms": [room["name"] for room in slot.rooms.values()],
+            "room": ", ".join(room.name for room in rooms),
+            "rooms": [room.name for room in rooms],
             "start": slot.start_datetime.isoformat(),
             "end": slot.end_datetime.isoformat(),
             "duration": slot.length_in_minutes,
             "kind": slot.kind.label,
             "section": slot.day.schedule.section.slug,
+            "section_name": slot.day.schedule.section.name,
+            "track": None,
             "conf_key": slot.pk,
             # TODO: models should be changed.
             # these are model features from other conferences that have forked symposion
@@ -237,6 +240,12 @@ def schedule_json(request):
             if slot.content.unpublish and not request.user.is_staff:
                 continue
 
+            track_name = None
+            if len(rooms) == 1:
+                track = rooms[0].track_set.filter(day=slot.day).first()
+                if track:
+                    track_name = track.name
+
             slot_data.update({
                 "name": slot.content.title,
                 "authors": [s.name for s in slot.content.speakers()],
@@ -250,7 +259,8 @@ def schedule_json(request):
                     reverse("schedule_presentation_detail", args=[slot.content.pk])
                 ),
                 "cancelled": slot.content.cancelled,
-                "released": slot.content.proposal.recording_release
+                "released": slot.content.proposal.recording_release,
+                "track": track_name,
             })
             if not slot.content.speaker.twitter_username == '':
                 slot_data["twitter_id"] = slot.content.speaker.twitter_username