Added prettifying middleware (from djangosnippet 172)

- Legacy-Id: 103

ietf/middleware.py

@@ -0,0 +1,26 @@
+
+# From http://www.djangosnippets.org/snippets/172/
+# Uses python-utidylib, http://utidylib.berlios.de/,
+# which uses HTML Tidy, http://tidy.sourceforge.net/
+
+import tidy
+
+options = dict(
+               output_xhtml=True,
+#               add_xml_decl=True,
+#               doctype='transitional',
+               indent=True,
+               tidy_mark=False,
+#               hide_comments=True,
+               wrap=100)
+
+
+class PrettifyMiddleware(object):
+    """Prettify middleware"""
+
+    def process_response(self, request, response):
+        if response.headers['Content-Type'].split(';', 1)[0] in ['text/html']:
+            content = response.content
+            content = str(tidy.parseString(content, **options))
+            response.content = content
+        return response

ietf/settings.py

@@ -66,6 +66,7 @@ MIDDLEWARE_CLASSES = (
     'django.contrib.sessions.middleware.SessionMiddleware',
     'django.contrib.auth.middleware.AuthenticationMiddleware',
     'django.middleware.doc.XViewMiddleware',
+#    'ietf.middleware.PrettifyMiddleware',
 )
 
 ROOT_URLCONF = 'ietf.urls'