Add command to mark users as inactive.

This is useful when testing the sigup workflow, as this script enables you
to run through a MIT signup without manually creating a new inactive user
in the database.

(imported from commit c22649cc7c561c2fbe8682d1b17d7e5aba9ac04e)

zephyr/management/commands/test_deactivate.py

@@ -0,0 +1,20 @@
+from optparse import make_option
+from django.core.management.base import BaseCommand
+from confirmation.models import Confirmation
+from zephyr.models import User, MitUser
+
+class Command(BaseCommand):
+    help = "Mark one or more users as inactive in the database."
+
+    def handle(self, *args, **options):
+        for email in args:
+            try:
+                user = User.objects.get(email=email)
+                if user.is_active:
+                    user.is_active = False
+                    user.save()
+                    print email + ": Deactivated."
+                else:
+                    print email + ": Already inactive."
+            except User.DoesNotExist:
+                print email + ": User does not exist in database"