Replace django-moderation with CaseStudy.visible

apps/map/models.py

@@ -16,9 +16,18 @@ class Shapefile(models.Model):
     )
 
 
+class CaseStudyQuerySet(models.QuerySet):
+    def approved(self):
+        return self.filter(
+            approved=True
+        )
+
+
 class CaseStudy(models.Model):
     """Model for case studies submitted to the Ojuso Platform"""
 
+    approved = models.BooleanField(default=False)
+
     # Choice lists for drop-downs
     SECTOR_CHOICES = (
         (_('Renewable Energy Generation'), (
@@ -965,6 +974,8 @@ class CaseStudy(models.Model):
         blank=True
     )
 
+    objects = CaseStudyQuerySet.as_manager()
+
     def __str__(self):
         """The String representation of the case study. (Entry name with country name.)"""
         return "%s in %s" % (self.entry_name, self.country.name)