--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/relocator/relocator.py	Sun May 01 13:31:40 2011 -0700
@@ -0,0 +1,31 @@
+"""
+request dispatcher
+"""
+
+import urlparse
+from webob import Request
+
+class Relocator(object):
+
+
+    def __init__(self, app, baseurl):
+        self.app = app
+        self.baseurl = list(urlparse.urlsplit(baseurl))
+
+    def __call__(self, environ, start_response):
+        request = Request(environ)
+        response = request.get_response(self.app)
+        if 'Location' in response.headers:
+            parsed = list(urlparse.urlsplit(response.headers['Location']))
+            location = ['' for i in range(5)] # new location
+            
+            # overwrite scheme, netloc, and fragment
+            for i in (0, 1, 4): 
+                location[i] = self.baseurl[i]
+
+            # append path and query string
+            for i in (2, 3):
+                location[i] = self.baseurl[i] + parsed[i]
+
+            response.headers['Location'] = urlparse.urlunsplit(location)
+        return response(environ, start_response)