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pretix_cgo/src/pretix/helpers/http.py

43 lines
1.8 KiB
Python

#
# This file is part of pretix (Community Edition).
#
# Copyright (C) 2014-2020 Raphael Michel and contributors
# Copyright (C) 2020-2021 rami.io GmbH and contributors
#
# This program is free software: you can redistribute it and/or modify it under the terms of the GNU Affero General
# Public License as published by the Free Software Foundation in version 3 of the License.
#
# ADDITIONAL TERMS APPLY: Pursuant to Section 7 of the GNU Affero General Public License, additional terms are
# applicable granting you additional permissions and placing additional restrictions on your usage of this software.
# Please refer to the pretix LICENSE file to obtain the full terms applicable to this work. If you did not receive
# this file, see <https://pretix.eu/about/en/license>.
#
# This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied
# warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
# details.
#
# You should have received a copy of the GNU Affero General Public License along with this program. If not, see
# <https://www.gnu.org/licenses/>.
#
from django.conf import settings
from django.http import StreamingHttpResponse
class ChunkBasedFileResponse(StreamingHttpResponse):
block_size = 4096
def __init__(self, streaming_content=(), *args, **kwargs):
filelike = streaming_content
streaming_content = streaming_content.chunks(self.block_size)
super().__init__(streaming_content, *args, **kwargs)
self['Content-Length'] = filelike.size
def get_client_ip(request):
ip = request.META.get('REMOTE_ADDR')
if settings.TRUST_X_FORWARDED_FOR:
x_forwarded_for = request.META.get('HTTP_X_FORWARDED_FOR')
if x_forwarded_for:
ip = x_forwarded_for.split(',')[0]
return ip