118 lines
4.2 KiB
Python
118 lines
4.2 KiB
Python
import chardet
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import xml.etree.ElementTree as ET
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import json
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def read_xml_as_string(file_path):
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# 先读取部分字节探测编码
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with open(file_path, 'rb') as f:
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raw_data = f.read()
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result = chardet.detect(raw_data)
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encoding = result['encoding']
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# 使用探测到的编码重新读取为字符串
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return raw_data.decode(encoding)
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def parse_keyword(keyword, indicator_name):
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# 特殊处理：电压等级
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if indicator_name == "电压等级":
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return {"映射规则": "1", "指标映射": [keyword]}
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# 处理范围表达式（包含"||"分隔符）
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if "||" in keyword:
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parts = keyword.split("||")
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table_rows = []
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all_codes = []
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for part in parts:
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if "@@" not in part:
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continue
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codes_str, value = part.split("@@", 1)
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code_ranges = codes_str.split("、")
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for code_range in code_ranges:
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# 处理连续编号（如YX5-67~69）
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if "~" in code_range:
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prefix, range_part = code_range.rsplit("-", 1)
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start_str, end_str = range_part.split("~")
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try:
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start = int(start_str)
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end = int(end_str)
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for num in range(start, end + 1):
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all_codes.append(f"{prefix}-{num}")
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except ValueError:
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all_codes.append(code_range)
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else:
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all_codes.append(code_range)
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table_rows.append(f"| {codes_str} | {value} |")
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rule_table = "| 资源识别规则 | 指标值 |\n|-------|-------|\n" + "\n".join(table_rows)
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return {"映射规则": rule_table, "指标映射": all_codes}
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# 处理数学公式（包含"/"和括号）
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if "/" in keyword and "(" in keyword and ")" in keyword:
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# 提取分子（括号前部分）
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molecule = keyword.split("/")[0].strip()
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# 提取分母（括号内部分）
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denominator_start = keyword.find("(") + 1
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denominator_end = keyword.find(")")
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denominator_expr = keyword[denominator_start:denominator_end]
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# 分割分母中的加法项
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denominator_items = [item.strip() for item in denominator_expr.split("+")]
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return {"映射规则": keyword, "指标映射": [molecule] + denominator_items}
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# 处理加法表达式
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if "+" in keyword:
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items = [item.strip() for item in keyword.split("+")]
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return {"映射规则": keyword, "指标映射": items}
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# 默认处理（普通关键字）
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return {"映射规则": keyword, "指标映射": [keyword]}
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def xml_to_json(xml_content):
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root = ET.fromstring(xml_content)
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records = root.findall('.//records/record')
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result = []
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for record in records:
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indicator_name = record.get("指标名称")
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keyword = record.get("关键字")
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# 解析关键字生成映射规则和指标映射
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parsed = parse_keyword(keyword, indicator_name)
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result.append({
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"指标名称": indicator_name,
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"指标描述": {
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"指标映射": parsed["指标映射"],
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"映射规则": parsed["映射规则"]
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},
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"code": ""
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})
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return json.dumps(result, ensure_ascii=False, indent=4)
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def parse_indicator_string_to_json(indicator_str: str, output_path: str = "output.json"):
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try:
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# 解析为 JSON 对象
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result = json.loads(indicator_str)
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# 保存为 JSON 文件
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with open(output_path, 'w', encoding='utf-8') as f:
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json.dump(result, f, ensure_ascii=False, indent=2)
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return ("结果已保存") # 返回 JSON 对象本身（非字符串）
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except json.JSONDecodeError as e:
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return {"error": f"JSON解析失败: {str(e)}"}
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xml_content = read_xml_as_string('./data/主网架空线路造价分析指标.xml')
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json_output = xml_to_json(xml_content)
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parse_indicator_string_to_json(json_output, output_path= "./data/result.json")
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print("转换完毕！")
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