--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/simplewiki/factory.py	Tue Sep 07 17:50:04 2010 -0700
@@ -0,0 +1,31 @@
+import os
+
+from dispatcher import Dispatcher
+from paste.httpexceptions import HTTPExceptionHandler
+from paste.urlparser import StaticURLParser
+from pkg_resources import resource_filename
+
+class PassthroughFileserver(object):
+    """serve files if they exist"""
+
+    def __init__(self, app, directory):
+        self.app = app
+        self.directory = directory
+        self.fileserver = StaticURLParser(self.directory)
+
+    def __call__(self, environ, start_response):
+        path = environ['PATH_INFO'].strip('/')
+        if path and os.path.exists(os.path.join(self.directory, path)):
+            return self.fileserver(environ, start_response)
+        return self.app(environ, start_response)
+
+def factory(global_conf, **app_conf):
+    """create a webob view and wrap it in middleware"""
+
+    keystr = 'SimpleWiki.'
+    args = dict([(key.split(keystr, 1)[-1], value)
+                 for key, value in app_conf.items()
+                 if key.startswith(keystr) ])
+    app = Dispatcher(**args)
+    return HTTPExceptionHandler(PassthroughFileserver(app, resource_filename(__name__, 'static')))
+