From d66bfb5d1f1aef5cce4941b49740dbd136c95605 Mon Sep 17 00:00:00 2001
From: Chris McDonough <chrism@agendaless.com>
Date: Sun, 6 Sep 2009 03:36:59 +0000
Subject: Merge multiview2 branch to HEAD.

---
 repoze/bfg/request.py | 113 ++++++++++----------------------------------------
 1 file changed, 21 insertions(+), 92 deletions(-)

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

diff --git a/repoze/bfg/request.py b/repoze/bfg/request.py
index 932789e0a..9b29d3e1f 100644
--- a/repoze/bfg/request.py
+++ b/repoze/bfg/request.py
@@ -1,36 +1,14 @@
-from zope.component import getUtility
 from zope.interface import implements
-from webob import Request as WebobRequest
-
-from zope.deprecation import deprecated
 from zope.interface.interface import InterfaceClass
 
-from repoze.bfg.interfaces import IRequest
-from repoze.bfg.interfaces import IGETRequest
-from repoze.bfg.interfaces import IPOSTRequest
-from repoze.bfg.interfaces import IPUTRequest
-from repoze.bfg.interfaces import IDELETERequest
-from repoze.bfg.interfaces import IHEADRequest
-from repoze.bfg.interfaces import IRequestFactories
+from zope.component import queryUtility
 
-def request_factory(environ):
-    try:
-        method = environ['REQUEST_METHOD']
-    except KeyError:
-        method = None
-
-    if 'bfg.routes.route' in environ:
-        route = environ['bfg.routes.route']
-        request_factories = getUtility(IRequestFactories, name=route.name or '')
-    else:
-        request_factories = DEFAULT_REQUEST_FACTORIES
+from webob import Request as WebobRequest
 
-    try:
-        request_factory = request_factories[method]['factory']
-    except KeyError:
-        request_factory = request_factories[None]['factory']
+from zope.deprecation import deprecated
 
-    return request_factory(environ)
+from repoze.bfg.interfaces import IRequest
+from repoze.bfg.interfaces import IRouteRequest
 
 def make_request_ascii(event):
     """ An event handler that causes the request charset to be ASCII;
@@ -39,75 +17,26 @@ def make_request_ascii(event):
     request = event.request
     request.charset = None
 
-def named_request_factories(name=None):
-    # We use 'precooked' Request subclasses that correspond to HTTP
-    # request methods when returning a request object from
-    # ``request_factory`` rather than using ``alsoProvides`` to attach
-    # the proper interface to an unsubclassed webob.Request.  This
-    # pattern is purely an optimization (e.g. preventing calls to
-    # ``alsoProvides`` means the difference between 590 r/s and 690
-    # r/s on a MacBook 2GHz).  This method should be never imported
-    # directly by user code; it is *not* an API.
-    if name is None:
-        default_iface = IRequest
-        get_iface = IGETRequest
-        post_iface = IPOSTRequest
-        put_iface = IPUTRequest
-        delete_iface = IDELETERequest
-        head_iface = IHEADRequest
-    else:
-        IC = InterfaceClass
-        default_iface = IC('%s_IRequest' % name, (IRequest,))
-        get_iface = IC('%s_IGETRequest' % name, (default_iface, IGETRequest))
-        post_iface = IC('%s_IPOSTRequest' % name, (default_iface, IPOSTRequest))
-        put_iface = IC('%s_IPUTRequest' % name, (default_iface, IPUTRequest))
-        delete_iface = IC('%s_IDELETERequest' % name, (default_iface,
-                                                       IDELETERequest))
-        head_iface = IC('%s_IHEADRequest' % name, (default_iface,
-                                                   IHEADRequest,))
-        
-    class Request(WebobRequest):
-        implements(default_iface)
-        charset = 'utf-8'
+class Request(WebobRequest):
+    implements(IRequest)
+    charset = 'utf-8'
 
-    class GETRequest(WebobRequest):
-        implements(get_iface)
-        charset = 'utf-8'
-
-    class POSTRequest(WebobRequest):
-        implements(post_iface)
-        charset = 'utf-8'
-    
-    class PUTRequest(WebobRequest):
-        implements(put_iface)
-        charset = 'utf-8'
-
-    class DELETERequest(WebobRequest):
-        implements(delete_iface)
-        charset = 'utf-8'
+def request_factory(environ):
+    if 'bfg.routes.route' in environ:
+        route = environ['bfg.routes.route']
+        factory = queryUtility(IRouteRequest, name=route.name)
+        if factory is not None:
+            return factory(environ)
+    return Request(environ)
 
-    class HEADRequest(WebobRequest):
-        implements(head_iface)
+def create_route_request_factory(name):
+    iface = InterfaceClass('%s_IRequest' % name, (IRouteRequest,))
+        
+    class RouteRequest(WebobRequest):
+        implements(iface)
         charset = 'utf-8'
 
-    factories = {
-        IRequest:{'interface':default_iface, 'factory':Request},
-        IGETRequest:{'interface':get_iface, 'factory':GETRequest},
-        IPOSTRequest:{'interface':post_iface, 'factory':POSTRequest},
-        IPUTRequest:{'interface':put_iface, 'factory':PUTRequest},
-        IDELETERequest:{'interface':delete_iface, 'factory':DELETERequest},
-        IHEADRequest:{'interface':head_iface, 'factory':HEADRequest},
-        None:{'interface':default_iface, 'factory':Request},
-        'GET':{'interface':get_iface, 'factory':GETRequest},
-        'POST':{'interface':post_iface, 'factory':POSTRequest},
-        'PUT':{'interface':put_iface, 'factory':PUTRequest},
-        'DELETE':{'interface':delete_iface, 'factory':DELETERequest},
-        'HEAD':{'interface':head_iface, 'factory':HEADRequest},
-        }
-
-    return factories
-
-DEFAULT_REQUEST_FACTORIES = named_request_factories()
+    return RouteRequest
 
 from repoze.bfg.threadlocal import get_current_request as get_request # b/c
 
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