Added Track model for schedule headings

symposion/schedule/admin.py

@@ -1,7 +1,7 @@
 from __future__ import unicode_literals
 from django.contrib import admin
 
-from symposion.schedule.models import Schedule, Day, Room, SlotKind, Slot, SlotRoom, Presentation, Session, SessionRole
+from symposion.schedule.models import Schedule, Day, Room, SlotKind, Slot, SlotRoom, Presentation, Session, SessionRole, Track
 
 
 class DayInline(admin.StackedInline):
@@ -55,3 +55,4 @@ admin.site.register(Slot, SlotAdmin)
 admin.site.register(Session)
 admin.site.register(SessionRole)
 admin.site.register(Presentation, PresentationAdmin)
+admin.site.register(Track)

symposion/schedule/migrations/0007_auto_20161224_1709.py

@@ -0,0 +1,41 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.9.7 on 2016-12-24 06:09
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('symposion_schedule', '0006_room_track'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Track',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('name', models.CharField(max_length=80, verbose_name='Track')),
+                ('day', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='symposion_schedule.Day')),
+            ],
+            options={
+                'verbose_name': 'Track',
+                'verbose_name_plural': 'Tracks',
+            },
+        ),
+        migrations.RemoveField(
+            model_name='room',
+            name='track',
+        ),
+        migrations.AddField(
+            model_name='track',
+            name='room',
+            field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='symposion_schedule.Room'),
+        ),
+        migrations.AlterUniqueTogether(
+            name='track',
+            unique_together=set([('room', 'day')]),
+        ),
+    ]

symposion/schedule/models.py

@@ -51,17 +51,31 @@ class Room(models.Model):
 
     schedule = models.ForeignKey(Schedule, verbose_name=_("Schedule"))
     name = models.CharField(max_length=65, verbose_name=_("Name"))
-    track = models.CharField(max_length=80, verbose_name=_("Track"), default=None, blank=True, null=True)
     order = models.PositiveIntegerField(verbose_name=_("Order"))
 
     def __str__(self):
-        return '%s (%s)' % (self.name, self.track)
+        return self.name
 
     class Meta:
         verbose_name = _("Room")
         verbose_name_plural = _("Rooms")
 
 
+@python_2_unicode_compatible
+class Track(models.Model):
+    name = models.CharField(max_length=80, verbose_name=_("Track"))
+    room = models.ForeignKey(Room)
+    day = models.ForeignKey(Day)
+
+    def __str__(self):
+        return self.name
+
+    class Meta:
+        unique_together = [('room', 'day')]
+        verbose_name = _("Track")
+        verbose_name_plural = _("Tracks")
+
+
 @python_2_unicode_compatible
 class SlotKind(models.Model):
     """