From 45cf853524e94c211f8ad9674fbcb113c5f5938d Mon Sep 17 00:00:00 2001
From: Ole Laursen <olau@iola.dk>
Date: Wed, 7 Nov 2012 14:59:17 +0000
Subject: [PATCH] Dump redacted events in DeletedEvent table  - Legacy-Id: 5025

---
 ietf/sync/views.py      | 14 +++++++++-----
 ietf/utils/serialize.py | 23 +++++++++++++++++++++++
 2 files changed, 32 insertions(+), 5 deletions(-)
 create mode 100644 ietf/utils/serialize.py

diff --git a/ietf/sync/views.py b/ietf/sync/views.py
index f9183892c..e9d734676 100644
--- a/ietf/sync/views.py
+++ b/ietf/sync/views.py
@@ -1,4 +1,4 @@
-import subprocess, os
+import subprocess, os, json
 
 from django.http import HttpResponse, HttpResponseForbidden, HttpResponseServerError, HttpResponseRedirect
 from django.shortcuts import render_to_response
@@ -13,6 +13,7 @@ from ietf.ietfauth.decorators import role_required, has_role
 from ietf.doc.models import *
 from ietf.sync import iana, rfceditor
 from ietf.sync.discrepancies import find_discrepancies
+from ietf.utils.serialize import object_as_shallow_dict
 
 SYNC_BIN_PATH = os.path.abspath(os.path.join(os.path.dirname(os.path.abspath(__file__)), "../bin"))
 
@@ -101,12 +102,9 @@ def notify(request, org, notification):
                                    ),
                               context_instance=RequestContext(request))
 
+@role_required('Secretariat', 'RFC Editor')
 def rfceditor_undo(request):
     """Undo a DocEvent."""
-
-    if not request.user.is_authenticated() or not has_role(request.user, ("Secretariat", "RFC Editor")):
-        return HttpResponseForbidden("You do not have the necessary permissions to view this page")
-
     events = StateDocEvent.objects.filter(state_type="draft-rfceditor",
                                           time__gte=datetime.datetime.now() - datetime.timedelta(weeks=1)
                                           ).order_by("-time", "-id")
@@ -122,6 +120,12 @@ def rfceditor_undo(request):
         except StateDocEvent.DoesNotExist:
             return HttpResponse("Event does not exist")
 
+        dump = DeletedEvent()
+        dump.content_type = ContentType.objects.get_for_model(type(e))
+        dump.json = json.dumps(object_as_shallow_dict(e), indent=2)
+        dump.by = request.user.person
+        dump.save()
+
         e.delete()
 
         return HttpResponseRedirect(urlreverse("ietf.sync.views.rfceditor_undo"))
diff --git a/ietf/utils/serialize.py b/ietf/utils/serialize.py
new file mode 100644
index 000000000..64254300a
--- /dev/null
+++ b/ietf/utils/serialize.py
@@ -0,0 +1,23 @@
+from django.db import models
+
+def object_as_shallow_dict(obj):
+    """Turn a Django model object into a dict suitable for passing to
+    create and for serializing to JSON."""
+
+    d = {}
+    for f in obj._meta.fields:
+        n = f.name
+        if isinstance(f, models.ForeignKey):
+            n = f.name + "_id"
+
+        v = getattr(obj, n)
+        if isinstance(f, models.ManyToManyField):
+            v = list(v.values_list("pk", flat=True))
+        elif isinstance(f, models.DateTimeField):
+            v = v.strftime('%Y-%m-%d %H:%M:%S')
+        elif isinstance(f, models.DateField):
+            v = v.strftime('%Y-%m-%d')
+
+        d[n] = v
+
+    return d