Index: publish.py
===================================================================
RCS file: /projects/cvsroot/mems/quixote/publish.py,v
retrieving revision 1.120
diff -u -r1.120 publish.py
--- publish.py	16 May 2002 21:33:50 -0000	1.120
+++ publish.py	23 May 2002 15:30:40 -0000
@@ -507,7 +507,7 @@
                 component = "_q_index"
             object = self.get_component(object, component, path, request)
 
-        if not callable(object):
+        if not (isstring(object) or callable(object)):
             # We went through all the components of the path and ended up at
             # something which isn't callable, like a module or an instance
             # without a __call__ method.
@@ -557,20 +557,27 @@
         if object is None:
             return None
 
-        # Anything else must be a callable object...
-        if not callable(object):
-            raise RuntimeError, "object not callable: %s" % repr(object)
+        # Anything else must be either a string...
+        if isstring(object):
+            output = object
+
+        # ...or a callable.
+        elif callable(object):
+            try:
+                output = object(request)
+            except SystemExit:
+                output = "SystemExit exception caught, shutting down"
+                self.log(output)
+                self.exit_now = 1
 
-        # ...so call it.
-        try:
-            output = object(request)
-        except SystemExit:
-            output = "SystemExit exception caught, shutting down"
-            self.log(output)
-            self.exit_now = 1
+            if output is None:
+                raise RuntimeError, 'callable %s returned None' % repr(object)
+
+        # Uh-oh: 'object' is neither a string nor a callable.
+        else:
+            raise RuntimeError(
+                "object is neither callable nor a string: %s" % repr(object))
 
-        if output is None:
-            raise RuntimeError, 'callable %s returned None' % repr(object)
 
         # The callable ran OK, commit any changes to the session
         self.finish_successful_request(request)
@@ -739,3 +746,6 @@
     else:
         return session.user
 
+
+def isstring (x):
+    return type(x) in (types.StringType, types.InstanceType)