There's no need to show as available roles for a Role Definition of following ones:

'Anonymous', 'Authenticated', 'Member', 'Reviewer'. Part of them are acquired from user being logged in, rest are zope internal ones.

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@41302 20353a03-c40f-0410-a6d1-a30d3c3de9de

bt5/erp5_base/SkinTemplateItem/portal_skins/erp5_base/RoleDefinition_getRoleNameItemList.xml

@@ -54,7 +54,7 @@
 \n
 return [(translateString(role), role)\n
         for role in context.valid_roles()\n
-        if role not in (\'Owner\', \'Manager\')]\n
+        if role not in (\'Owner\', \'Manager\', \'Anonymous\', \'Authenticated\', \'Member\', \'Reviewer\',)]\n
 </string> </value>
         </item>
         <item>

bt5/erp5_base/bt/revision

-908
\ No newline at end of file
+909
\ No newline at end of file