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from datetime import date
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from typing import Union # 添加这行
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# student/util/validator.py
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import re
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class Validator:
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@staticmethod
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def validate_id_card(id_card: str) -> bool:
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"""验证身份证号码是否有效"""
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if not id_card or len(id_card) != 18:
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return False
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# 前17位必须是数字
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if not id_card[:17].isdigit():
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return False
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# 第18位可以是数字或X
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check_char = id_card[17].upper()
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if not (check_char.isdigit() or check_char == 'X'):
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return False
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# 校验码验证
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factors = [7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2]
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check_code_list = ['1', '0', 'X', '9', '8', '7', '6', '5', '4', '3', '2']
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sum_val = sum(int(id_card[i]) * factors[i] for i in range(17))
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mod = sum_val % 11
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check_code = check_code_list[mod]
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return check_char == check_code
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@staticmethod
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def validate_stu_id(stu_id: str) -> bool:
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"""验证学号是否有效，格式示例：20230001"""
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pattern = r'^\d{8}$' # 假设学号为8位数字
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return bool(re.match(pattern, stu_id))
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@staticmethod
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def validate_name(name: str) -> bool:
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"""验证姓名是否有效，2-20个字符，只能包含中文"""
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pattern = r'^[\u4e00-\u9fa5]{2,20}$'
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return bool(re.match(pattern, name))
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@staticmethod
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def validate_height(height: int) -> bool:
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"""验证身高是否在合理范围"""
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return 50 <= height <= 250 if height is not None else True
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@staticmethod
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def validate_weight(weight: float) -> bool:
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"""验证体重是否在合理范围"""
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return 5 <= weight <= 300 if weight is not None else True
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@staticmethod
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def validate_enrollment_date(enrollment_date: Union[date, str], birthday: date) -> bool:
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"""验证入学日期是否晚于出生日期"""
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if not enrollment_date:
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return True
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if isinstance(enrollment_date, str):
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try:
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enrollment_date = datetime.strptime(enrollment_date, '%Y-%m-%d').date()
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except ValueError:
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return False
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return enrollment_date >= birthday if birthday else True
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@staticmethod
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def validate_email(email: str) -> bool:
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"""验证电子邮箱格式"""
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if not email:
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return True
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pattern = r'^[a-zA-Z0-9_.+-]+@[a-zA-Z0-9-]+\.[a-zA-Z0-9-.]+$'
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return bool(re.match(pattern, email))
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@staticmethod
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def validate_phone(phone: str) -> bool:
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"""验证手机号码格式"""
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if not phone:
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return True
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pattern = r'^1[3-9]\d{9}$'
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return bool(re.match(pattern, phone)) |
