# HG changeset patch
# User paulb
# Date 1076276522 0
# Node ID 95e17b0514193556e454bf2c94700ae8cce37b03
# Parent  3ea524db35d486534f6ac168f14efe6323e7eb17
[project @ 2004-02-08 21:42:02 by paulb]
Added a helper module for authentication/authorisation.

diff -r 3ea524db35d4 -r 95e17b051419 WebStack/Helpers/Auth.py
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/WebStack/Helpers/Auth.py	Sun Feb 08 21:42:02 2004 +0000
@@ -0,0 +1,36 @@
+#!/usr/bin/env python
+
+"""
+Authentication/authorisation helper classes and functions.
+"""
+
+import base64
+
+class UserInfo:
+
+    """
+    A class used to represent user information in terms of the authentication
+    scheme employed and the user details.
+    """
+
+    def __init__(self, auth_header):
+
+        """
+        Initialise the object with the value of the 'auth_header' - that is, the
+        HTTP Authorization header.
+        """
+
+        self.scheme, auth_details = auth_header.split(" ")
+        if self.scheme == "Basic":
+
+            # NOTE: Assume that no username or password contains ":".
+
+            self.username, self.password = base64.decodestring(auth_details).split(":")
+
+        else:
+
+            # NOTE: Other schemes not yet supported.
+
+            self.username, self.password = None, None
+
+# vim: tabstop=4 expandtab shiftwidth=4