Patches for error files to serve from a zip-file

--HG--
branch : trunk

pylons/templates/default_project/+package+/controllers/error.py_tmpl

@@ -1,7 +1,7 @@
 import cgi
 import os.path
 
-from paste.urlparser import StaticURLParser
+from paste.urlparser import PkgResourcesParser
 from pylons import request
 from pylons.controllers.util import forward
 from pylons.middleware import error_document_template, media_path
@@ -31,16 +31,16 @@ class ErrorController(BaseController):
 
     def img(self, id):
         """Serve Pylons' stock images"""
-        return self._serve_file(os.path.join(media_path, 'img'), id)
+        return self._serve_file('/'.join(['media/img', id]))
 
     def style(self, id):
         """Serve Pylons' stock stylesheets"""
-        return self._serve_file(os.path.join(media_path, 'style'), id)
+        return self._serve_file('/'.join(['media/style', id]))
 
-    def _serve_file(self, root, path):
+    def _serve_file(self, path):
         """Call Paste's FileApp (a WSGI application) to serve the file
         at the specified path
         """
-        static = StaticURLParser(root)
+        static = PkgResourcesParser('pylons', 'pylons')
         request.environ['PATH_INFO'] = '/%s' % path
         return static(request.environ, self.start_response)