view MoinMoin/support/werkzeug/contrib/ @ 4754:7cb92118a93e

updated werkzeug to 0.5.1
author Thomas Waldmann <tw AT waldmann-edv DOT de>
date Fri, 10 Jul 2009 01:07:24 +0200
parents c404a1295318
children 8de563c487be
line wrap: on
line source
# -*- coding: utf-8 -*-

    A middleware that limits incoming data.  This works around problems with
    Trac_ or Django_ because those directly stream into the memory.

    .. _Trac:
    .. _Django:

    :copyright: (c) 2009 by the Werkzeug Team, see AUTHORS for more details.
    :license: BSD, see LICENSE for more details.
from warnings import warn
from werkzeug.utils import LimitedStream as LimitedStreamBase

class _SilentLimitedStream(LimitedStreamBase):

    def __init__(self, environ, limit):
            min(limit, int(environ.get('CONTENT_LENGTH') or 0)),

class LimitedStream(_SilentLimitedStream):

    def __init__(self, environ, limit):
        _SilentLimitedStream.__init__(self, environ, limit)
        warn(DeprecationWarning('contrib limited stream is deprecated, use '
                                'werkzeug.LimitedStream instead.'),

class StreamLimitMiddleware(object):
    """Limits the input stream to a given number of bytes.  This is useful if
    you have a WSGI application that reads form data into memory (django for
    example) and you don't want users to harm the server by uploading tons of

    Default is 10MB

    def __init__(self, app, maximum_size=1024 * 1024 * 10): = app
        self.maximum_size = maximum_size

    def __call__(self, environ, start_response):
        environ['wsgi.input'] = _SilentLimitedStream(environ, self.maximum_size)
        return, start_response)