79 lines
2.6 KiB
Python
79 lines
2.6 KiB
Python
"""运营 Web（/web/admin）JSON 请求体解析。
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与 ApiCryptoMiddleware 配合：中间件未改写 body 时，在路由内解密 `{ enc, ts, nonce, edata }`
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并剥 `{ data: ... }`，避免 FastAPI 声明式 Body 在校验阶段只看到密文信封而 422。
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"""
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from __future__ import annotations
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import logging
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from typing import Any, Optional, Tuple
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from fastapi import Request
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from app.core.request_payload import resolve_request_payload
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_log = logging.getLogger("sqxp")
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async def parse_admin_request_json(
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request: Request,
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current_user: dict,
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*,
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source: str,
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) -> Tuple[Any, Optional[str]]:
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"""
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读取 JSON body；dict 时走 resolve_request_payload（明文 / 密文 / data 包装）。
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Returns:
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(payload, None) 成功；
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(_, err_msg) 密文解密失败（此时 payload 为原始 raw，调用方可忽略）。
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"""
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dw = source.startswith("delivery_warning")
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try:
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raw: Any = await request.json()
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except Exception as ex:
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if dw:
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_log.warning("parse_admin_request_json source=%s request.json() failed: %s", source, ex)
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raw = {}
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if isinstance(raw, dict):
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if dw:
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ed = raw.get("edata")
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_log.info(
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"parse_admin_request_json source=%s raw_keys=%s enc=%s edata_len=%s user_id=%s",
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source,
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sorted(raw.keys()),
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int(raw.get("enc", 0) or 0),
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len(ed) if isinstance(ed, str) else (len(str(ed)) if ed is not None else 0),
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current_user.get("user_id"),
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)
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resolved = resolve_request_payload(raw, current_user, source=source)
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if dw:
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if isinstance(resolved, dict):
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_log.info(
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"parse_admin_request_json source=%s resolved_keys=%s",
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source,
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sorted(resolved.keys()),
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)
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else:
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_log.info(
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"parse_admin_request_json source=%s resolved_type=%s",
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source,
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type(resolved).__name__,
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)
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if resolved == {} and int(raw.get("enc", 0) or 0) == 1:
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if dw:
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_log.warning(
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"parse_admin_request_json source=%s treating as decrypt failure (resolved empty, enc=1)",
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source,
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)
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return raw, "密文解密失败"
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return resolved, None
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if dw:
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_log.warning(
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"parse_admin_request_json source=%s raw_not_dict type=%s",
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source,
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type(raw).__name__,
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)
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return raw, None
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