Add required on_delete parameters for Dj2.0 compatibility

allianceauth/srp/migrations/0004_on_delete.py

@@ -0,0 +1,26 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.11.5 on 2017-09-28 02:16
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('srp', '0003_make_strings_more_stringy'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='srpfleetmain',
+            name='fleet_commander',
+            field=models.ForeignKey(null=True, on_delete=django.db.models.deletion.SET_NULL, to='eveonline.EveCharacter'),
+        ),
+        migrations.AlterField(
+            model_name='srpuserrequest',
+            name='character',
+            field=models.ForeignKey(null=True, on_delete=django.db.models.deletion.SET_NULL, to='eveonline.EveCharacter'),
+        ),
+    ]

allianceauth/srp/models.py

@@ -10,7 +10,7 @@ class SrpFleetMain(models.Model):
     fleet_time = models.DateTimeField()
     fleet_srp_code = models.CharField(max_length=254, default="")
     fleet_srp_status = models.CharField(max_length=254, default="")
-    fleet_commander = models.ForeignKey(EveCharacter)
+    fleet_commander = models.ForeignKey(EveCharacter, null=True, on_delete=models.SET_NULL)
     fleet_srp_aar_link = models.CharField(max_length=254, default="")
 
     def __str__(self):
@@ -40,8 +40,8 @@ class SrpUserRequest(models.Model):
     additional_info = models.CharField(max_length=254, default="")
     srp_status = models.CharField(max_length=8, default="Pending", choices=SRP_STATUS_CHOICES)
     srp_total_amount = models.BigIntegerField(default=0)
-    character = models.ForeignKey(EveCharacter)
-    srp_fleet_main = models.ForeignKey(SrpFleetMain)
+    character = models.ForeignKey(EveCharacter, null=True, on_delete=models.SET_NULL)
+    srp_fleet_main = models.ForeignKey(SrpFleetMain, on_delete=models.CASCADE)
     kb_total_loss = models.BigIntegerField(default=0)
     srp_ship_name = models.CharField(max_length=254, default="")
     post_time = models.DateTimeField(default=timezone.now)