Fixed Attract link not showing up in sidebar

attract/__init__.py

@@ -166,11 +166,12 @@ class AttractExtension(PillarExtension):
         return True
 
     def sidebar_links(self, project):
+        from pillar.api.utils import str2id
 
         if not self.is_attract_project(project):
             return ''
 
-        if not self.auth.current_user_may(auth.Actions.VIEW):
+        if not self.auth.current_user_may(auth.Actions.VIEW, str2id(project['_id'])):
             return ''
 
         return flask.render_template('attract/sidebar.html',

attract/auth.py

@@ -61,7 +61,7 @@ class Auth(object):
         intersection = require_roles.intersection(user_roles)
         return bool(intersection)
 
-    def current_user_may(self, action: Actions) -> bool:
+    def current_user_may(self, action: Actions, project_id: bson.ObjectId=None) -> bool:
         """Returns True iff the user is authorised to use/view Attract on the current project.
 
         Requires that determine_user_rights() was called before.
@@ -70,10 +70,14 @@ class Auth(object):
         try:
             attract_rights = flask.g.attract_rights
         except AttributeError:
+            if not project_id:
                 self._log.error('current_user_may() called without previous call '
                                 'to current_user_rights()')
                 return False
 
+            self.determine_user_rights(project_id)
+            attract_rights = flask.g.attract_rights
+
         return action in attract_rights
 
     def determine_user_rights(self, project_id: bson.ObjectId):