def isContextUrl(url):
    """Some url do not represent context. Check is based on url. If
    fragment are detected, this method return False
    fragments are portal_factory, ++contextportlets++, ++groupportlets++,
    ++contenttypeportlets++
    """
    fragments = ('portal_factory', '++contextportlets++',
        '++groupportlets++', '++contenttypeportlets++')
    for fragment in fragments:
        if fragment in url:
            return False
    return True
