From 7de404bb4af2744a64c13e31a780fc0229b8f9e5 Mon Sep 17 00:00:00 2001
From: Chris McDonough <chrism@agendaless.com>
Date: Mon, 7 Jul 2008 04:44:57 +0000
Subject: Look up a view after traversal; adapt it to IWSGIApplication.

---
 repoze/bfg/interfaces.py | 54 +++++++++++++++++++++++++++++++-----------------
 1 file changed, 35 insertions(+), 19 deletions(-)

(limited to 'repoze/bfg/interfaces.py')

diff --git a/repoze/bfg/interfaces.py b/repoze/bfg/interfaces.py
index b0b769b02..af68410dd 100644
--- a/repoze/bfg/interfaces.py
+++ b/repoze/bfg/interfaces.py
@@ -1,29 +1,45 @@
 from zope.interface import Interface
+from zope.interface import Attribute
 
-class IWSGIApplicationFactory(Interface):
-    def __call__(context):
-        """ Return a WSGI (PEP333) application """
+class IResponse(Interface):
+    status = Attribute('WSGI status code of response')
+    headerlist = Attribute('List of response headers')
+    app_iter = Attribute('Iterable representing the response body')
+
+class IView(Interface):
+    def __call__(*arg, **kw):
+        """ Must return an object that implements IResponse; args are
+        mapped into an IView's __call__ by mapply-like code """
+        
+class IViewFactory(Interface):
+    def __call__(context, request):
+        """ Return an object that implements IView """
 
 class IRootPolicy(Interface):
     def __call__(environ):
         """ Return a root object """
 
-class ITraversalPolicy(Interface):
-    def __call__(environ, root):
-        """ Return a tuple in the form (context, name, subpath) """
+class IPublishTraverser(Interface):
+    def __call__(path):
+        """ Return a tuple in the form (context, name, subpath), typically
+        the result of an object graph traversal """
 
-class ISecurityPolicy(Interface):
-    def __call__(environ, context, name):
-        """ Return a WSGI app on unauthorized or None to signify that
-        the request is allowed to continue """
-        
-class ITraverser(Interface):
-    def __init__(context):
-        """ Accept a context """
+class IPublishTraverserFactory(Interface):
+    def __call__(context, request):
+        """ Return an object that implements IPublishTraverser """
 
-    def __call__(environ, name):
-        """ Return a subcontext or based on name """
-        
-class IWebObRequest(Interface):
-    """ Marker interface for a webob.Request object """
+class IWSGIApplication(Interface):
+    def __call__(environ, start_response):
+        """ A PEP 333 application """
+
+class IWSGIApplicationFactory(Interface):
+    def __call__(view, request):
+        """ Return an object that implements IWSGIApplication """
+
+class IRequest(Interface):
+    """ Marker interface for a request object """
     
+class ILocation(Interface):
+    """Objects that have a structural location"""
+    __parent__ = Attribute("The parent in the location hierarchy")
+    __name__ = Attribute("The name of the object")
-- 
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