stefanfeng
43bb57eacf
Add BoxIMClient with get_credentials and send_p2p_message methods, using Huihui platform MD5 signing mechanism (sorted keys, 24h timestamp, 12-char alphanumeric nonce). Includes full test coverage.
75 lines
2.7 KiB
Python
75 lines
2.7 KiB
Python
"""盒子 IM 客户端 — 封装网易云信 IM 接口调用"""
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import hashlib
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import random
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import string
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from datetime import datetime
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from typing import Optional
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import httpx
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class BoxIMClient:
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"""盒子 IM 客户端，通过会会平台网关调用网易云信 IM"""
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def __init__(self, config: dict):
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self.base_url = config.get("HUIHUI_IM_BASE_URL", "http://192.168.1.200:60040")
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self.app_id = config.get("HUIHUI_APP_ID", "")
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self.access_id = config.get("HUIHUI_ACCESS_ID", "")
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self.access_secret = config.get("HUIHUI_ACCESS_SECRET", "")
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def _build_sign_params(self, extra: dict) -> dict:
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"""构建带签名的请求参数（复用 news_service 签名模式）"""
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nonce = "".join(random.choices(string.ascii_lowercase + string.digits, k=12))
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timestamp = datetime.now().strftime("%Y%m%d%H%M%S") # 24小时制
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params = {
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"appId": self.app_id,
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"accessId": self.access_id,
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"nonce": nonce,
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"timestamp": timestamp,
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**extra,
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}
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# 计算签名 — 排序 key, 过滤空值, 拼接后加 accessSecret, MD5 大写
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keys = sorted(params.keys())
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sign_parts = []
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for k in keys:
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v = params.get(k)
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if v and v != "" and v != []:
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sign_parts.append(f"{k}={v}")
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sign_str = "&".join(sign_parts) + f"&accessSecret={self.access_secret}"
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signature = hashlib.md5(sign_str.encode("utf-8")).hexdigest().upper()
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params["signature"] = signature
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params["signType"] = "MD5"
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params["signVersion"] = "1.0"
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return params
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async def get_credentials(self, user_id: str) -> Optional[dict]:
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"""获取用户的网易云信 IM 凭证 (accid, token)"""
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params = self._build_sign_params({"userId": user_id})
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async with httpx.AsyncClient(timeout=10) as client:
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r = await client.post(
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f"{self.base_url}/box/netease",
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params=params,
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)
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data = r.json()
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if data.get("code") in (0, 200):
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return data.get("data", {})
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return None
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async def send_p2p_message(
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self, from_accid: str, to_accid: str, content: str
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) -> bool:
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"""发送单聊消息（文本）"""
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params = self._build_sign_params({
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"from": from_accid,
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"to": to_accid,
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"msgType": "text",
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"content": content,
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})
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async with httpx.AsyncClient(timeout=10) as client:
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r = await client.post(
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f"{self.base_url}/box/message/send/p2p",
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params=params,
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)
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data = r.json()
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return data.get("code") in (0, 200)
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