Forgot to add the migration and models helper

fedireads/utils/models.py

@@ -0,0 +1,21 @@
+from django.db import models
+
+from fedireads.settings import DOMAIN
+
+
+class FedireadsModel(models.Model):
+    content = models.TextField(blank=True, null=True)
+    created_date = models.DateTimeField(auto_now_add=True)
+
+    @property
+    def absolute_id(self):
+        ''' constructs the absolute reference to any db object '''
+        base_path = 'https://%s' % DOMAIN
+        if self.user:
+            base_path = self.user.absolute_id
+        model_name = type(self).__name__
+        return '%s/%s/%d' % (base_path, model_name, self.id)
+
+    class Meta:
+        abstract = True
+