Model

* adds new model and mixin
* adds new functionality for Mailer class for sending resubmission mails

konova/models/object.py

@@ -743,4 +743,24 @@ class GeoReferencedMixin(models.Model):
             zoom_lvl,
             x,
             y,
-        )
+        )
+
+
+class ResubmitableObjectMixin(models.Model):
+    resubmissions = models.ManyToManyField(
+        "konova.Resubmission",
+        null=True,
+        blank=True,
+        related_name="+",
+    )
+
+    class Meta:
+        abstract = True
+
+    def resubmit(self):
+        """ Run resubmit check and run for all related resubmissions
+
+        """
+        resubmissions = self.resubmissions.all()
+        for resubmission in resubmissions:
+            resubmission.send_resubmission_mail(self.identifier)