50 lines
2.3 KiB
Python
50 lines
2.3 KiB
Python
# coding=utf-8
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"""
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@project: maxkb
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@Author：虎
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@file： static_headers_middleware.py
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@date：2024/3/13 18:26
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@desc:
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"""
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from django.db.models import QuerySet
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from django.utils.deprecation import MiddlewareMixin
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from application.models.api_key_model import ApplicationAccessToken
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from common.constants.cache_code_constants import CacheCodeConstants
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from common.util.cache_util import get_cache
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@get_cache(cache_key=lambda access_token, use_get_data: access_token,
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use_get_data=lambda access_token, use_get_data: use_get_data,
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version=CacheCodeConstants.APPLICATION_ACCESS_TOKEN_CACHE.value)
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def get_application_access_token(access_token, use_get_data):
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application_access_token = QuerySet(ApplicationAccessToken).filter(access_token=access_token).first()
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if application_access_token is None:
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return None
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return {'white_active': application_access_token.white_active,
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'white_list': application_access_token.white_list,
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'application_icon': application_access_token.application.icon,
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'application_name': application_access_token.application.name}
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class StaticHeadersMiddleware(MiddlewareMixin):
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def process_response(self, request, response):
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if request.path.startswith('/ui/chat/'):
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access_token = request.path.replace('/ui/chat/', '')
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application_access_token = get_application_access_token(access_token, True)
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if application_access_token is not None:
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white_active = application_access_token.get('white_active', False)
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white_list = application_access_token.get('white_list', [])
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application_icon = application_access_token.get('application_icon')
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application_name = application_access_token.get('application_name')
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if white_active:
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# 添加自定义的响应头
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response[
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'Content-Security-Policy'] = f'frame-ancestors {" ".join(white_list)}'
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response.content = (response.content.decode('utf-8').replace(
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'<link rel="icon" href="/ui/favicon.ico" />',
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f'<link rel="icon" href="{application_icon}" />')
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.replace('<title>MaxKB</title>', f'<title>{application_name}</title>').encode(
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"utf-8"))
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return response
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