Easy 405's and OPTIONS in Pylons

gistfile1.py

# Changes to your config/middleware.py:
 
# -from pylons.wsgiapp import PylonsApp
# +from pylons.wsgiapp import PylonsApp as _PylonsApp
# +from webob.exc import HTTPMethodNotAllowed, HTTPNotFound, HTTPOk
 
# Then:
 
methods = ['GET', 'PUT', 'POST', 'DELETE']
 
class PylonsApp(_PylonsApp):
    def dispatch(self, controller, environ, start_response):
        if not controller:
            try:
                old_method = environ['REQUEST_METHOD']
                allowed_methods=[]
                mapper = config['routes.map']
                for method in methods:
                    environ['REQUEST_METHOD'] = method
                    if mapper.match(environ['PATH_INFO']):
                        allowed_methods.append(method)
                if allowed_methods:
                    exc = HTTPOk() if old_method =='OPTIONS' else
HTTPMethodNotAllowed()
                    exc.allow = allowed_methods
                    return exc(environ, start_response)
            finally:
                environ['REQUEST_METHOD'] = old_method
 
            return HTTPNotFound()(environ, start_response)
        else:
            return _PylonsApp.dispatch(self, controller, environ,
start_response)