UnisKB/apps/common/middleware/chat_headers_middleware.py

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# coding=utf-8
"""
@project: maxkb
@Author
@file static_headers_middleware.py
@date2024/3/13 18:26
@desc:
"""
from django.utils.deprecation import MiddlewareMixin
from common.cache_data.application_access_token_cache import get_application_access_token
from maxkb.const import CONFIG
class ChatHeadersMiddleware(MiddlewareMixin):
def process_response(self, request, response):
if request.path.startswith(CONFIG.get_chat_path()) and not request.path.startswith(
CONFIG.get_chat_path() + '/api'):
access_token = request.path.replace(CONFIG.get_chat_path() + '/', '')
if access_token.__contains__('/') or access_token == 'undefined':
return response
application_access_token = get_application_access_token(access_token, True)
if application_access_token is not None:
white_active = application_access_token.get('white_active', False)
white_list = application_access_token.get('white_list', [])
application_icon = application_access_token.get('application_icon')
application_name = application_access_token.get('application_name')
if white_active:
# 添加自定义的响应头
response[
'Content-Security-Policy'] = f'frame-ancestors {" ".join(white_list)}'
response.content = (response.content.decode('utf-8').replace(
'<link rel="icon" href="./favicon.ico"/>',
f'<link rel="icon" href="{application_icon}" />')
.replace('<title>MaxKB</title>', f'<title>{application_name}</title>').encode(
"utf-8"))
return response