Added middleware and management file

www/conservancy/manage.py

@@ -0,0 +1,14 @@
+#!/usr/bin/env python
+
+import sys
+sys.path += ('/var/www',)
+
+from django.core.management import execute_manager
+try:
+    from conservancy import settings
+except ImportError:
+    sys.stderr.write("Error: Can't find the file 'settings.py' in the directory containing %r. It appears you've customized things.\nYou'll have to run django-admin.py, passing it your settings module.\n(If the file settings.py does indeed exist, it's causing an ImportError somehow.)\n" % __file__)
+    sys.exit(1)
+
+if __name__ == "__main__":
+    execute_manager(settings)

www/conservancy/middleware.py

@@ -0,0 +1,52 @@
+from django.conf import settings
+from django import http
+from django.utils.cache import patch_response_headers
+
+class ForceCanonicalHostnameMiddleware(object):
+
+    def process_request(self, request):
+        """Modified common middleware for Conservancy site
+
+        * Performs redirects to strip trailing "index.html"
+        * performs redirects based on APPEND_SLASH
+        * performs redirects based on site-specific REDIRECT_TABLE
+        * adds cache headers to provide hints to squid
+        """
+
+        # Check for a redirect based on settings.APPEND_SLASH
+        host = http.get_host(request)
+        old_url = [host, request.path]
+        new_url = old_url[:]
+        # Append a slash if append_slash is set and the URL doesn't have a
+        # trailing slash or a file extension.
+        if settings.APPEND_SLASH and (old_url[1][-1] != '/') and ('.' not in old_url[1].split('/')[-1]):
+            new_url[1] = new_url[1] + '/'
+            if settings.DEBUG and request.method == 'POST':
+                raise RuntimeError, "You called this URL via POST, but the URL doesn't end in a slash and you have APPEND_SLASH set. Django can't redirect to the slash URL while maintaining POST data. Change your form to point to %s%s (note the trailing slash), or set APPEND_SLASH=False in your Django settings." % (new_url[0], new_url[1])
+        # Strip trailing index.html
+        if new_url[1].endswith('/index.html'):
+            new_url[1] = new_url[1][:new_url[1].rfind('index.html')]
+        # Consult redirect table (if exists)
+        if hasattr(settings, "REDIRECT_TABLE"):
+            if settings.REDIRECT_TABLE.has_key(new_url[1]):
+                new_url[1] = settings.REDIRECT_TABLE[new_url[1]]
+        if new_url != old_url:
+            # Force canonical hostname
+            if settings.FORCE_CANONICAL_HOSTNAME:
+                new_url[0] = settings.FORCE_CANONICAL_HOSTNAME
+            # Redirect
+            if new_url[0]:
+                newurl = "%s://%s%s" % (request.is_secure() and 'https' or 'http', new_url[0], new_url[1])
+            else:
+                newurl = new_url[1]
+            if request.GET:
+                newurl += '?' + request.GET.urlencode()
+            return http.HttpResponseRedirect(newurl)
+
+        return None
+
+    def process_response(self, request, response):
+        # provide hints to squid
+        if request.method in ('GET', 'HEAD') and response.status_code == 200:
+            patch_response_headers(response)
+        return response