[Zope-CVS] CVS: Products/PluggableAuthService/interfaces - plugins.py:1.7

[Tres Seaver]

Update of /cvs-repository/Products/PluggableAuthService/interfaces
In directory cvs.zope.org:/tmp/cvs-serv2789/interfaces

Modified Files:
	plugins.py 
Log Message:


  - Clarify interface for IAuthenticationPlugin (the plugin is supposed to
    return None, rather than raising an exception, if asked to authenticate
    an unknown principal).

  - Adjust ZODBUserManager accordingly.


=== Products/PluggableAuthService/interfaces/plugins.py 1.6 => 1.7 ===
--- Products/PluggableAuthService/interfaces/plugins.py:1.6	Mon Oct  4 13:41:11 2004
+++ Products/PluggableAuthService/interfaces/plugins.py	Thu Oct 28 10:08:16 2004
@@ -82,7 +82,9 @@
         o 'credentials' will be a mapping, as returned by IExtractionPlugin.
 
         o Return a  tuple consisting of user ID (which may be different 
-          from the login name) and login or None
+          from the login name) and login
+
+        o If the credentials cannot be authenticated, return None.
         """
 
 class IChallengePlugin( Interface ):