fieldsight_logger_tools.py 文件源码

def response_with_mimetype_and_name(
        mimetype, name, extension=None, show_date=True, file_path=None,
        use_local_filesystem=False, full_mime=False):
    if extension is None:
        extension = mimetype
    if not full_mime:
        mimetype = "application/%s" % mimetype
    if file_path:
        try:
            if not use_local_filesystem:
                default_storage = get_storage_class()()
                wrapper = FileWrapper(default_storage.open(file_path))
                response = StreamingHttpResponse(wrapper,
                                                 content_type=mimetype)
                response['Content-Length'] = default_storage.size(file_path)
            else:
                wrapper = FileWrapper(open(file_path))
                response = StreamingHttpResponse(wrapper,
                                                 content_type=mimetype)
                response['Content-Length'] = os.path.getsize(file_path)
        except IOError:
            response = HttpResponseNotFound(
                _(u"The requested file could not be found."))
    else:
        response = HttpResponse(content_type=mimetype)
    response['Content-Disposition'] = disposition_ext_and_date(
        name, extension, show_date)
    return response