oauthclient: adds SSO with CERN-oauth service inveniosoftware#2

invenio/modules/oauthclient/contrib/cern.py

@@ -73,7 +73,7 @@
 
 """
 
-import copy
+import copy, re
 import requests
 from flask import session, current_app
 from invenio.ext.sqlalchemy import db
@@ -111,6 +111,9 @@
     re.compile(r'Users by Home CERNHOME[A-Z]'),
     )
 
+CFG_EXTERNAL_AUTH_TOKEN_PARAM_RESOURCE = 
+  current_app.config.get('CFG_EXTERNAL_AUTH_TOKEN_PARAM_RESOURCE')
+
 REMOTE_APP = dict(
     title="CERN",
     description="Connecting to CERN Organization.",
@@ -126,7 +129,7 @@
     ),
     params=dict(
         request_token_params={
-          "resource": app.config.get('CFG_EXTERNAL_AUTH_TOKEN_PARAM_RESOURCE')
+          "resource": current_app.config.get('CFG_EXTERNAL_AUTH_TOKEN_PARAM_RESOURCE')
         },
         base_url="https://oauth.web.cern.ch/",
         request_token_url=None,
@@ -149,18 +152,19 @@
 ))
 
 def fetch_groups(groups):
-  groups = [group for group in groups if group not in app.config.get(
+  groups = [group for group in groups if group not in current_app.config.get(
             'CFG_EXTERNAL_AUTH_HIDDEN_GROUPS',
             CFG_EXTERNAL_AUTH_HIDDEN_GROUPS)]
-  for regexp in app.config.get('CFG_EXTERNAL_AUTH_HIDDEN_GROUPS_RE',
+  for regexp in current_app.config.get('CFG_EXTERNAL_AUTH_HIDDEN_GROUPS_RE',
                                CFG_EXTERNAL_AUTH_HIDDEN_GROUPS_RE):
     for group in groups:
       if regexp.match(group):
-        groups.remove(group)   
+        groups.remove(group)
+
   return dict(map(lambda x: (x, '@' in x and x + ' (Mailing list)'
-                                   or x + ' (Group)'), groups)
+                                   or x + ' (Group)'), groups))
 
-def get_dict_form_response(response):
+def get_dict_from_response(response):
   result = {}
   for i in response.json():
     k = str(i['Type'])
@@ -172,7 +176,6 @@ def get_dict_form_response(response):
 
 def account_info(remote, resp):
   """Retrieve remote account information used to find local user."""
-  from flask import current_app
   current_app.logger.info(remote)
   current_app.logger.info(resp)