Add an FK to teams.Team on info.InfoCategory, version control it using django-reversion.

src/bornhack/settings.py

@@ -51,6 +51,7 @@ INSTALLED_APPS = [
     'allauth.account',
     'bootstrap3',
     'django_extensions',
+    'reversion',
 ]
 
 #MEDIA_URL = '/media/'

src/info/migrations/0004_infocategory_team.py

@@ -0,0 +1,20 @@
+# Generated by Django 2.0.4 on 2018-05-04 21:11
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('teams', '0042_auto_20180413_1933'),
+        ('info', '0003_auto_20170218_1148'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='infocategory',
+            name='team',
+            field=models.ForeignKey(blank=True, help_text='The team responsible for this info category.', null=True, on_delete=django.db.models.deletion.PROTECT, to='teams.Team'),
+        ),
+    ]

src/info/models.py

@@ -2,6 +2,8 @@ from django.db import models
 from utils.models import CampRelatedModel
 from django.core.exceptions import ValidationError
 
+import reversion
+
 
 class InfoCategory(CampRelatedModel):
     class Meta:
@@ -29,15 +31,32 @@ class InfoCategory(CampRelatedModel):
         default=100,
     )
 
+    team = models.ForeignKey(
+        'teams.Team',
+        null=True,
+        blank=True,
+        help_text='The team responsible for this info category.',
+        on_delete=models.PROTECT,
+    )
+
     def clean(self):
         if InfoItem.objects.filter(category__camp=self.camp, anchor=self.anchor).exists():
             # this anchor is already in use on an item, so it cannot be used (must be unique on the page)
-            raise ValidationError({'anchor': 'Anchor is already in use on an info item for this camp'})
+            raise ValidationError(
+                {'anchor': 'Anchor is already in use on an info item for this camp'}
+            )
+
+        if self.team.camp != self.camp:
+            raise ValidationError(
+                {'team': 'Team is a team from another camp.'}
+            )
 
     def __str__(self):
         return '%s (%s)' % (self.headline, self.camp)
 
 
+# We want to have info items under version control
+@reversion.register()
 class InfoItem(CampRelatedModel):
     class Meta:
         ordering = ['weight', 'headline']

src/requirements/production.txt

@@ -15,6 +15,7 @@ django-bleach==0.3.0
 django-bootstrap3==8.2.2
 django-extensions==1.7.7
 django-wkhtmltopdf==3.1.0
+django-reversion==2.0.13
 docopt==0.6.2
 future==0.16.0
 html5lib==0.9999999