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https://github.com/NanmiCoder/MediaCrawler.git
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17f66121e0
xhshow 0.2.0 调整了 build_payload_array 参数顺序, 旧的位置参数调用会 导致 creator 等 GET 请求报 'float' object has no attribute 'encode'。 该版本已原生修复 GET 请求 a3_hash 问题(Cloxl/xhshow#104), 本地补丁 不再需要, GET 分支改用 sign_headers_get 高层接口。
73 lines
2.4 KiB
Python
73 lines
2.4 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright (c) 2025 relakkes@gmail.com
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#
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# This file is part of MediaCrawler project.
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# Repository: https://github.com/NanmiCoder/MediaCrawler/blob/main/media_platform/xhs/playwright_sign.py
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# GitHub: https://github.com/NanmiCoder
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# Licensed under NON-COMMERCIAL LEARNING LICENSE 1.1
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#
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# 声明：本代码仅供学习和研究目的使用。使用者应遵守以下原则：
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# 1. 不得用于任何商业用途。
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# 2. 使用时应遵守目标平台的使用条款和robots.txt规则。
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# 3. 不得进行大规模爬取或对平台造成运营干扰。
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# 4. 应合理控制请求频率，避免给目标平台带来不必要的负担。
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# 5. 不得用于任何非法或不当的用途。
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#
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# 详细许可条款请参阅项目根目录下的LICENSE文件。
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# 使用本代码即表示您同意遵守上述原则和LICENSE中的所有条款。
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# Xiaohongshu signature generation using xhshow pure-algorithm library
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#
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# 致谢：本签名实现依赖 xhshow 开源库, 由 Cloxl 提供
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# 仓库地址: https://github.com/Cloxl/xhshow
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# 许可协议: MIT License
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#
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# 依赖 xhshow>=0.2.0: 该版本原生修复了 GET 请求 a3_hash 计算的 bug
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# (https://github.com/Cloxl/xhshow/issues/104), 不再需要在本地打 monkey-patch。
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from typing import Any, Dict, Optional, Union
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from .xhs_sign import get_trace_id
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def sign_with_xhshow(
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uri: str,
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data: Optional[Union[Dict, str]] = None,
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cookie_str: str = "",
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method: str = "POST",
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) -> Dict[str, Any]:
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"""
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使用 xhshow 纯算法生成完整签名请求头
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Args:
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uri: API path
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data: Request data (GET params dict or POST payload dict)
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cookie_str: Cookie string
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method: Request method (GET or POST)
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Returns:
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Dictionary containing x-s, x-t, x-s-common, x-b3-traceid
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"""
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from xhshow import Xhshow
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xhshow_client = Xhshow()
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if method.upper() == "POST":
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headers = xhshow_client.sign_headers_post(
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uri=uri,
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cookies=cookie_str,
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payload=data if isinstance(data, dict) else {},
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)
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else:
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headers = xhshow_client.sign_headers_get(
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uri=uri,
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cookies=cookie_str,
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params=data if isinstance(data, dict) else {},
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)
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return {
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"x-s": headers.get("x-s", ""),
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"x-t": headers.get("x-t", ""),
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"x-s-common": headers.get("x-s-common", ""),
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"x-b3-traceid": headers.get("x-b3-traceid", get_trace_id()),
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}
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