Index: src/zope/app/http/put.py
===================================================================
--- src/zope/app/http/put.py	(revision 30380)
+++ src/zope/app/http/put.py	(working copy)
@@ -15,7 +15,7 @@
 """
 __docformat__ = 'restructuredtext'
 
-from zope.component import queryAdapter
+from zope.component import queryAdapter, queryMultiAdapter
 from zope.app.http.interfaces import INullResource
 from zope.app.filerepresentation.interfaces import IWriteFile
 from zope.app.filerepresentation.interfaces import IWriteDirectory, IFileFactory
@@ -70,6 +70,9 @@
         # Now try to get a custom factory for he container
         factory = queryAdapter(container, IFileFactory, ext)
 
+        if factory is None:
+            factory = queryMultiAdapter(container, request)
+
         # Fall back to a non-custom one
         if factory is None:
             factory = IFileFactory(container)
@@ -104,7 +107,9 @@
 
         body = self.request.bodyFile
         file = self.context
-        adapter = IWriteFile(file)
+        adapter = queryMultiAdapter(file, request)
+        if adapter is None:
+            adapter = IWriteFile(file)
 
         # TODO: Need to add support for large files
         data = body.read()