From 2779ce5d7dc7b6808249aff380f263411ac3dd0a Mon Sep 17 00:00:00 2001
From: Qwann <narmanli@clipper.ens.fr>
Date: Wed, 28 Mar 2018 17:11:39 +0200
Subject: [PATCH] fetch name and last_name from ldap

---
 allauth_ens/providers/clipper/provider.py | 37 ++++++++++++++++++++++-
 1 file changed, 36 insertions(+), 1 deletion(-)

diff --git a/allauth_ens/providers/clipper/provider.py b/allauth_ens/providers/clipper/provider.py
index 85b83d9..5c75c41 100644
--- a/allauth_ens/providers/clipper/provider.py
+++ b/allauth_ens/providers/clipper/provider.py
@@ -1,9 +1,12 @@
 # -*- coding: utf-8 -*-
+import ldap
+
 from allauth.account.models import EmailAddress
 from allauth.socialaccount.providers.base import ProviderAccount
-
 from allauth_cas.providers import CASProvider
 
+from django.conf import settings
+
 
 class ClipperAccount(ProviderAccount):
     pass
@@ -19,8 +22,40 @@ class ClipperProvider(CASProvider):
         return '{}@clipper.ens.fr'.format(uid.strip().lower())
 
     def extract_common_fields(self, data):
+        def get_names(clipper):
+            try:
+                ldap.set_option(ldap.OPT_X_TLS_REQUIRE_CERT,
+                                ldap.OPT_X_TLS_NEVER)
+                l = ldap.initialize("ldaps://ldap.spi.ens.fr:636")
+                l.set_option(ldap.OPT_REFERRALS, 0)
+                l.set_option(ldap.OPT_PROTOCOL_VERSION, 3)
+                l.set_option(ldap.OPT_X_TLS, ldap.OPT_X_TLS_DEMAND)
+                l.set_option(ldap.OPT_X_TLS_DEMAND, True)
+                l.set_option(ldap.OPT_DEBUG_LEVEL, 255)
+                l.set_option(ldap.OPT_NETWORK_TIMEOUT, 10)
+                l.set_option(ldap.OPT_TIMEOUT, 10)
+
+                info = l.search_s('dc=spi,dc=ens,dc=fr',
+                                  ldap.SCOPE_SUBTREE,
+                                  ('(uid=%s)' % (clipper,)),
+                                  [str("cn"), ])
+
+                if len(info) > 0:
+                    fullname = info[0][1].get('cn', [''])[0].decode("utf-8")
+                    first_name, last_name = fullname.split(' ', 1)
+                    return first_name, last_name
+
+            except ldap.LDAPError:
+                pass
+
+            return '', ''
+
         common = super(ClipperProvider, self).extract_common_fields(data)
+        fn, ln = get_names(common['username'])
         common['email'] = self.extract_email(data)
+        common['name'] = fn
+        common['last_name'] = ln
+        print(common)
         return common
 
     def extract_email_addresses(self, data):