66 lines
2.3 KiB
Python
66 lines
2.3 KiB
Python
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from fastapi import Request, status
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from fastapi.responses import JSONResponse
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from fastapi.exceptions import RequestValidationError
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from starlette.exceptions import HTTPException
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from typing import Union, Dict, Any
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from mooc.core.response import ResponseFactory
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from mooc.core.logger import get_logger
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logger = get_logger(__name__)
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async def validation_exception_handler(request: Request, exc: RequestValidationError):
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"""处理请求参数验证错误"""
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logger.warning(f"Request validation error: {exc.errors()}")
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# 格式化错误信息
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error_details = []
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for error in exc.errors():
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error_details.append({
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"loc": error.get("loc", []),
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"msg": error.get("msg", ""),
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"type": error.get("type", "")
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})
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return JSONResponse(
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status_code=status.HTTP_422_UNPROCESSABLE_ENTITY,
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content=ResponseFactory.failed_validation(
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msg="请求参数验证失败",
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errors=error_details
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)
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)
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async def http_exception_handler(request: Request, exc: HTTPException):
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"""处理HTTP异常"""
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logger.warning(f"HTTP exception: {exc.status_code} - {exc.detail}")
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# 根据状态码选择适当的响应生成方法
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if exc.status_code == status.HTTP_404_NOT_FOUND:
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content = ResponseFactory.not_found(msg=str(exc.detail))
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elif exc.status_code == status.HTTP_401_UNAUTHORIZED:
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content = ResponseFactory.unauthorized(msg=str(exc.detail))
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elif exc.status_code == status.HTTP_403_FORBIDDEN:
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content = ResponseFactory.forbidden(msg=str(exc.detail))
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else:
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content = ResponseFactory.error(
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code=exc.status_code,
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msg=str(exc.detail)
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)
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return JSONResponse(
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status_code=exc.status_code,
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content=content,
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headers=exc.headers or {}
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)
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async def generic_exception_handler(request: Request, exc: Exception):
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"""处理所有其他未捕获的异常"""
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logger.exception(f"Unhandled exception: {str(exc)}")
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return JSONResponse(
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status_code=status.HTTP_500_INTERNAL_SERVER_ERROR,
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content=ResponseFactory.server_error(
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msg="服务器内部错误",
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data={"detail": str(exc)} if not isinstance(exc, AssertionError) else None
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)
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)
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