From 8e1d49850189235dfd898a2ab5620d343397fc8a Mon Sep 17 00:00:00 2001
From: Tristan Le Guern <tleguern@bouledef.eu>
Date: Fri, 1 Mar 2019 00:25:28 +0000
Subject: [PATCH] Implement HTTP OPTIONS request on /avatar

Returns the list of allowed values for the default option.
---
 ivatar/urls.py  | 1 +
 ivatar/views.py | 5 +++++
 2 files changed, 6 insertions(+)

diff --git a/ivatar/urls.py b/ivatar/urls.py
index 1609c9f..a7a4870 100644
--- a/ivatar/urls.py
+++ b/ivatar/urls.py
@@ -21,6 +21,7 @@ urlpatterns = [  # pylint: disable=invalid-name
     url(
         r'avatar/(?P<digest>\w{32})',
         AvatarImageView.as_view(), name='avatar_view'),
+    url(r'avatar/$', AvatarImageView.as_view(), name='avatar_view'),
     url(
         r'avatar/(?P<digest>\w*)',
         TemplateView.as_view(
diff --git a/ivatar/views.py b/ivatar/views.py
index a50b571..3564e62 100644
--- a/ivatar/views.py
+++ b/ivatar/views.py
@@ -58,6 +58,11 @@ class AvatarImageView(TemplateView):
     '''
     # TODO: Do cache resize images!! Memcached?
 
+    def options(self, request, *args, **kwargs):  # pylint: disable=too-many-branches,too-many-statements,too-many-locals,too-many-return-statements
+        response = HttpResponse("", content_type='text/plain')
+        response['Allow'] = "404 mm mp retro pagan wavatar monsterid robohash identicon"
+        return response
+
     def get(self, request, *args, **kwargs):  # pylint: disable=too-many-branches,too-many-statements,too-many-locals,too-many-return-statements
         '''
         Override get from parent class