| """ |
| 文本处理工具类 |
| |
| 纯工具方法，不包含业务逻辑 |
| """ |
|
|
| import logging |
| import re |
|
|
| logger = logging.getLogger("apps.automation") |
|
|
|
|
| class TextUtils: |
| """文本处理相关工具方法""" |
|
|
| |
| |
| |
| CASE_NUMBER_PATTERN = re.compile(r"[（(〔\[]\d{4}[）)\]〕]\s*[\u4e00-\u9fa5]{1,10}\d+[\u4e00-\u9fa5]{1,5}\d+号?") |
|
|
| |
| DATE_PATTERN = re.compile(r"\d{4}年\d{1,2}月\d{1,2}[日号]") |
|
|
| @staticmethod |
| def normalize_case_number(case_number: str) -> str: |
| """ |
| 规范化案号 |
| |
| Args: |
| case_number: 原始案号 |
| |
| Returns: |
| 规范化后的案号 |
| """ |
| if not case_number: |
| return "" |
|
|
| |
| result = case_number.replace("(", "（").replace(")", "）") |
| result = result.replace("〔", "（").replace("〕", "）") |
| result = result.replace("[", "（").replace("]", "）") |
|
|
| |
| result = result.replace(" ", "").replace("\u3000", "") |
|
|
| |
| if result and not result.endswith("号"): |
| result += "号" |
|
|
| return result |
|
|
| @staticmethod |
| def clean_text(text: str) -> str: |
| """ |
| 清洗文本 |
| |
| Args: |
| text: 原始文本 |
| |
| Returns: |
| 清洗后的文本 |
| """ |
| if not text: |
| return "" |
|
|
| |
| text = re.sub(r"[\x00-\x08\x0b-\x0c\x0e-\x1f\x7f]", "", text) |
|
|
| |
| text = re.sub(r"\s+", " ", text) |
| text = text.strip() |
|
|
| return text |
|
|
| @staticmethod |
| def extract_case_numbers(text: str) -> list[str]: |
| """ |
| 从文本中提取所有案号 |
| |
| Args: |
| text: 文本内容 |
| |
| Returns: |
| 案号列表 |
| """ |
| matches = TextUtils.CASE_NUMBER_PATTERN.findall(text) |
|
|
| |
| case_numbers = [] |
| for m in matches: |
| normalized = TextUtils.normalize_case_number(m) |
| |
| if TextUtils.DATE_PATTERN.match(m): |
| logger.debug(f"排除日期格式: {m}") |
| continue |
| if normalized and normalized not in case_numbers: |
| case_numbers.append(normalized) |
|
|
| if case_numbers: |
| logger.info(f"提取到 {len(case_numbers)} 个案号: {case_numbers}") |
|
|
| return case_numbers |
|
|
