637 lines
26 KiB
Python
637 lines
26 KiB
Python
import re
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import pandas as pd
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from opencc import OpenCC
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from era_data import dynasty_alias, KNOWN_ERAS, VARIANT_MAP, TEMPLE_ALIASES
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cc = OpenCC('t2s')
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def normalize_chars(text):
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"""OpenCC 之外的异体字/俗字归一化。文本与 CSV 两侧必须走同一归一化，保证一致。"""
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for variant, canonical in VARIANT_MAP.items():
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text = text.replace(variant, canonical)
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return text
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# === 中文数字转阿拉伯数字 ===
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def chinese_to_num(text):
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text = text.replace("卅", "三十").replace("卌", "四十").replace("拾", "十")
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if text in ["元", "元年"]:
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return 1
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chinese_numerals = {
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'零': 0, '〇': 0, '○': 0,
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'一': 1, '二': 2, '三': 3, '四': 4, '五': 5, '六': 6, '七': 7, '八': 8, '九': 9,
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'十': 10, '百': 100, '千': 1000,
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'壹': 1, '貳': 2, '贰': 2, '叁': 3, '肆': 4, '伍': 5, '陸': 6, '陆': 6, '柒': 7, '捌': 8, '玖': 9, '拾': 10,
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'卄': 20, '廿': 20, '卅': 30, '卌': 40,
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}
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if text in chinese_numerals:
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return chinese_numerals[text]
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if '千' in text:
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parts = text.split('千')
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total = chinese_to_num(parts[0]) * 1000 if parts[0] else 1000
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if len(parts) > 1 and parts[1]:
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total += chinese_to_num(parts[1])
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return total
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if '百' in text:
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parts = text.split('百')
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total = chinese_to_num(parts[0]) * 100 if parts[0] else 100
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if len(parts) > 1 and parts[1]:
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total += chinese_to_num(parts[1])
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return total
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if '十' in text:
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parts = text.split('十')
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total = 0
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if parts[0] == '':
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total += 10
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else:
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total += chinese_to_num(parts[0]) * 10
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if len(parts) > 1 and parts[1]:
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total += chinese_to_num(parts[1])
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return total
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if '廿' in text or '卄' in text:
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return 20 + (chinese_numerals.get(text[-1], 0) if len(text) > 1 else 0)
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if '卅' in text:
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return 30 + (chinese_numerals.get(text[-1], 0) if len(text) > 1 else 0)
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# 混合数字（如"二零〇一"）
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total = 0
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for ch in text:
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total = total * 10 + chinese_numerals.get(ch, int(ch) if ch.isdigit() else 0)
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return total
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# 朝代别名见 era_data.py
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def normalize_dynasty_name(dynasty):
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if not dynasty:
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return dynasty
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# 先将繁体转简体
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simplified = cc.convert(dynasty)
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# 查别名表（简体）
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for prefix, true_name in dynasty_alias.items():
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if simplified.startswith(prefix):
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return true_name
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# 直接匹配朝代字典（简体）
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for known_dynasty in era_dict.keys():
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if simplified.startswith(known_dynasty) or known_dynasty.startswith(simplified):
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return known_dynasty
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return simplified
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# === 年号表 ===
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def _cc(s):
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"""CSV 单元格归一化：空值→''，其余走 OpenCC 繁转简 + 异体字归一"""
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if pd.isna(s):
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return ''
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return normalize_chars(cc.convert(str(s)))
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era_df = pd.read_csv("中国年号.csv")
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era_df["年号"] = era_df["年号"].map(_cc)
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era_df["所属朝代"] = era_df["所属朝代"].map(_cc)
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era_df["名号"] = era_df["名号"].map(_cc)
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def _safe_span(v):
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"""CSV 使用年数列（可能为空或非数字）"""
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try:
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return int(float(v))
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except (TypeError, ValueError):
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return None
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era_dict = {}
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# 年号使用年数：用于干支/年数结果的使用期校验（如庆元仅6年，期内无庚子）
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era_span = {}
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for _, row in era_df.iterrows():
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dynasty, era, start = row["所属朝代"], row["年号"], int(row["公元纪年"])
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if not era:
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continue
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era_dict.setdefault(dynasty, {})[era] = start
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span = _safe_span(row["使用年数"])
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if span is not None:
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era_span.setdefault(dynasty, {}).setdefault(era, span)
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# 有效年号白名单 = 手工精选 ∪ CSV 年号（自动补全：白名单不应小于数据表）。
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# 排除：民国（有专门匹配段）、带括号的年号（如"(后元)"，防止与东汉"中元"等歧义）
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_csv_eras = {
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e for e in era_df["年号"]
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if e and e != '民国' and '(' not in e and '（' not in e and 2 <= len(e) <= 8
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}
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KNOWN_ERAS_ALL = KNOWN_ERAS | _csv_eras
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# === 庙号表 ===
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# 名号列（如"高宗""太宗"）表示整个在位期，公元取该名号下最早的年份（即位首年）。
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# "代宗(景帝)" 等带括号的写法拆成两种叫法都收录；只收祖/宗/帝/王/后/皇结尾（或帝开头）的名号，
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# 排除"拖雷""孺子婴"等非庙号条目。
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def _is_temple_name(name):
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return len(name) >= 2 and (name.startswith('帝') or name.endswith(('祖', '宗', '帝', '王', '后', '皇')))
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temple_dict = {}
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# 庙号在位年数（该名号下各年号使用年数之和）：用于名号+年数结果的使用期校验
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temple_span = {}
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for _, row in era_df.iterrows():
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name, dynasty, start = row["名号"], row["所属朝代"], int(row["公元纪年"])
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if not name or not dynasty:
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continue
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for part in re.split(r'[()（）]', name):
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part = part.strip()
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if not part or not _is_temple_name(part):
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continue
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part = TEMPLE_ALIASES.get(part, part)
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if not _is_temple_name(part):
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continue
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temple_dict.setdefault(dynasty, {}).setdefault(part, start)
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span = _safe_span(row["使用年数"])
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if span is not None:
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d = temple_span.setdefault(dynasty, {})
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d[part] = d.get(part, 0) + span
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# === 干支纪年 ===
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_tiangan = '甲乙丙丁戊己庚辛壬癸'
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_dizhi = '子丑寅卯辰巳午未申酉戌亥'
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_ganzhi_to_offset = {}
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for i in range(60):
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tg = _tiangan[i % 10]
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dz = _dizhi[i % 12]
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_ganzhi_to_offset[tg + dz] = i # 0-based: 甲子=0
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def ganzhi_to_era_year(ganzhi: str) -> int:
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"""干支转年数（1-based）：甲子=1, 乙丑=2, ..., 癸亥=60"""
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return _ganzhi_to_offset.get(ganzhi, -1) + 1
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def gregorian_to_ganzhi(year: int) -> str:
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"""按项目约定将公元年转换为干支（公元4年为甲子）。"""
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offset = (year - 4) % 60
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return _tiangan[offset % 10] + _dizhi[offset % 12]
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_gz_pair = '[' + _tiangan + '][' + _dizhi + ']'
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# === 数字转中文 ===
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def arabic_to_chinese_year(num: int) -> str:
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digits = "〇一二三四五六七八九"
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if num < 0:
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return '-' + ''.join(digits[int(d)] for d in str(abs(num)))
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return ''.join(digits[int(d)] for d in str(num))
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# === 古代年号正则 ===
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# 从 era_dict 构建朝代匹配组（按长度降序排列，优先匹配长朝代名如"北宋"而非"北"）
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# 额外添加常见但不在CSV中的朝代简称（如"汉"）
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# 合并 temple_dict 的键：周/秦等年号列全空的朝代也必须有匹配能力
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_extra_dynasty_names = ['汉', '晋', '宋', '周']
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_dynasty_names = sorted(
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list(era_dict.keys()) + list(temple_dict.keys())
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+ [d for d in _extra_dynasty_names if d not in era_dict and d not in temple_dict],
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key=len, reverse=True
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)
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_dynasty_alt = '|'.join(re.escape(d) for d in _dynasty_names)
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# 常见朝代前缀（大、皇等），用于匹配"大唐""大清"等
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_dynasty_prefix = '大皇前后胡'
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# 非元年数字字符（排除元，避免歧义：建元元年中第一个元是年号的一部分）。
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# 含阿拉伯/全角数字（"康熙20年""乾隆２０年"）与大写数字（"道光贰拾年"）。
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_year_digits = '〇零一二三四五六七八九十廿卄卅卌' + '0123456789０１２３４５６７８９' + '壹貳贰叁肆伍陸陆柒捌玖拾'
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# 已知年号白名单见 era_data.py
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# 预编译已知年号正则片段（按长度降序，优先匹配长年号如"太平兴国"而非"太平"）
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_known_era_alt = '|'.join(sorted(KNOWN_ERAS_ALL, key=len, reverse=True))
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_known_era_group = r'(?P<era>' + _known_era_alt + r')'
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_yd = '[' + _year_digits + ']'
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def _build_pattern(with_dynasty=True):
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"""构建年号正则：已知年号优先 + 通用兜底（仅限有朝代前缀时）"""
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if with_dynasty:
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# 朝代前缀模式：加(?<![一-鿿])防止"元"在"开元"中被当朝代
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dynasty_part = r'(?P<dynasty>(?:(?<![一-鿿])[' + _dynasty_prefix + r'](?:' + _dynasty_alt + r'))|(?:(?<![一-鿿])' + _dynasty_alt + r'))'
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boundary = ''
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else:
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dynasty_part = r'(?P<dynasty>)'
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# 无朝代模式不加边界（允许年号跟在其他汉字后面，如"永乐大帝在永乐三年"）
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boundary = ''
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if with_dynasty:
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# 有朝代前缀：年号后直接跟年份数字，无需额外约束
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era_year = _known_era_group + r'(?P<year>' + _yd + r'+)年'
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era_yuan = _known_era_group + r'元年'
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patterns = [
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re.compile(dynasty_part + boundary + era_year),
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re.compile(dynasty_part + boundary + era_yuan),
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# 通用兜底（2-8字）
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re.compile(dynasty_part + boundary + r'(?P<era>[一-鿿]{2,8})' + r'(?P<year>' + _yd + r'+)年'),
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re.compile(dynasty_part + boundary + r'(?P<era>[一-鿿]{2,8})元年'),
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]
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else:
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# 无朝代前缀：年号后必须紧跟年份数字（前瞻断言），防止"永乐大帝"误匹配
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_year_ahead = r'(?=' + _yd + r'+年|元年)'
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era_year = _known_era_group + _year_ahead + r'(?P<year>' + _yd + r'+)年'
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era_yuan = _known_era_group + _year_ahead + r'元年'
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patterns = [
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re.compile(dynasty_part + boundary + era_year),
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re.compile(dynasty_part + boundary + era_yuan),
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]
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return patterns
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# 无朝代模式只匹配已知年号（避免误匹配如"国"被当年号）
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_patterns_no_dynasty = _build_pattern(with_dynasty=False)
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# 有朝代模式：已知年号 + 通用兜底
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_patterns_dynasty = _build_pattern(with_dynasty=True)
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# === 主函数 ===
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def extract_era_years(text):
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# 去除标记用的方括号（用户标注用，非原文内容）
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text = text.replace('[', '').replace(']', '')
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original_text = text
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simplified_text = normalize_chars(cc.convert(text))
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results = []
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# 覆盖集：先匹配的段落占据位置，后续段落跳过重叠（防止同一文本被多段重复摘出）
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covered = set()
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# === 1. 民国 ===
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minguo_pattern = re.compile(r'民[国國]\s*([〇零一二三四五六七八九十百廿卄卅卌元\d０-９壹貳贰叁肆伍陸陆柒捌玖拾]+)\s*年')
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for m in minguo_pattern.finditer(simplified_text):
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year_text = m.group(1)
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year_num = chinese_to_num(year_text)
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start, end = m.start(), m.end()
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covered.update(range(start, end))
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raw_fan = original_text[start:end]
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results.append({
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"原文": raw_fan,
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"原文(简体)": m.group(0),
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"朝代": "民国",
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"年号": "民国纪年",
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"年数": year_num,
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"公元": 1911 + year_num,
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"公元中文": f"{arabic_to_chinese_year(1911 + year_num)}年",
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"位置": {"起始": start, "结束": end},
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"类型": "民国纪年",
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})
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# 1b. 民国+干支纪年（如"民国丁卯""民国甲戌"）
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minguo_gz = re.compile(r'民[国國]\s*(?P<ganzhi>' + _gz_pair + r')')
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for m in minguo_gz.finditer(simplified_text):
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ganzhi = m.group("ganzhi")
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gz_offset = _ganzhi_to_offset.get(ganzhi, -1)
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if gz_offset < 0:
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continue
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# 民国元年=1912, base_gz = (1912-4)%60 = 8 (己酉)
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base_gz = (1912 - 4) % 60
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year_in_era = ((gz_offset - base_gz) % 60) + 1
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gregorian = 1912 + year_in_era - 1
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start, end = m.start(), m.end()
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covered.update(range(start, end))
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raw_fan = original_text[start:end]
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results.append({
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"原文": raw_fan,
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"原文(简体)": m.group(0),
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"朝代": "民国",
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"年号": "民国纪年",
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"年数": year_in_era,
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"干支": ganzhi,
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"公元": gregorian,
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"公元中文": f"{arabic_to_chinese_year(gregorian)}年",
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"位置": {"起始": start, "结束": end},
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"类型": "民国纪年（干支）",
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})
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# === 2b. 年号+公元（如"清康熙公元一六八七年丁卯"） ===
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# 年号后直接给出公元年份：年数=公元-年号起始+1，与"年号+年数"公式自洽；
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# 紧跟的干支用于校验年份一致性。置于公元段之前，合并结果优先、避免重复摘出。
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_era_gongyuan = re.compile(
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r'(?P<dynasty>(?:(?<![一-鿿])[' + _dynasty_prefix + r'](?:' + _dynasty_alt + r'))|(?:(?<![一-鿿])' + _dynasty_alt + r'))?'
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+ r'(?P<era>' + _known_era_alt + r')'
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+ r'公元\s*(?P<gy_year>[〇零○O一二三四五六七八九\d０-９]{3,4})\s*年?'
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+ r'(?P<gy_ganzhi>' + _gz_pair + r')?'
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)
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for m in _era_gongyuan.finditer(simplified_text):
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start, end = m.start(), m.end()
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if any(pos in covered for pos in range(start, end)):
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continue
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era = cc.convert(m.group("era"))
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year_num = chinese_to_num(m.group("gy_year"))
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if not (1000 <= year_num <= 2100):
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continue
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dynasty = normalize_dynasty_name(m.group("dynasty") or "")
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base = None
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multi = []
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if dynasty:
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for d, eras in era_dict.items():
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if dynasty in d or d in dynasty:
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if era in eras:
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base = eras[era]
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dynasty = d
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break
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if base is None:
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for d, eras in era_dict.items():
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if era in eras:
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multi.append((d, eras[era]))
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if multi:
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dynasty, base = multi[0]
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if base is None:
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continue
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covered.update(range(start, end))
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year_in_era = year_num - base + 1
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ganzhi = m.group("gy_ganzhi")
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result = {
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"原文": original_text[start:end],
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"原文(简体)": m.group(0),
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"朝代": dynasty,
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"年号": era,
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"年数": year_in_era,
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"公元": year_num,
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"公元中文": f"{arabic_to_chinese_year(year_num)}年",
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"位置": {"起始": start, "结束": end},
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"类型": "年号+公元",
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}
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if len(multi) > 1:
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result["多候选"] = True
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result["候选"] = [list(c) for c in multi]
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# 公元超出年号使用期（如"康熙公元1950年"）→ 标注，值保留
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span = era_span.get(dynasty, {}).get(era)
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if span is not None and year_num > base + span - 1:
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result["超出使用期"] = True
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# 紧跟的干支与公元年份不符（如"一六八九年丁卯"，1689应为己巳）→ 标注
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if ganzhi:
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result["干支"] = ganzhi
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if gregorian_to_ganzhi(year_num) != ganzhi:
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result["干支不符"] = True
|
||
results.append(result)
|
||
|
||
# === 2. 公元（允许无"年"字）===
|
||
gongyuan_pattern = re.compile(
|
||
r'(公元)?\s*([〇零○O一二三四五六七八九\d０-９]{3,4})\s*(?:（.*?）)?\s*(年)?'
|
||
)
|
||
for m in gongyuan_pattern.finditer(simplified_text):
|
||
start, end = m.start(), m.end()
|
||
if any(pos in covered for pos in range(start, end)):
|
||
continue
|
||
year_text = m.group(2)
|
||
year_num = chinese_to_num(year_text)
|
||
if not (1000 <= year_num <= 2100):
|
||
continue
|
||
covered.update(range(start, end))
|
||
raw_fan = original_text[start:end]
|
||
era_type = "公元纪年（中华人民共和国）" if year_num >= 1949 else "公元纪年（近代/其他）"
|
||
results.append({
|
||
"原文": raw_fan,
|
||
"原文(简体)": m.group(0),
|
||
"类型": era_type,
|
||
"公元": year_num,
|
||
"公元中文": f"{arabic_to_chinese_year(year_num)}年",
|
||
"位置": {"起始": start, "结束": end},
|
||
})
|
||
|
||
# === 3. 干支纪年（如"清雍正乙巳十一月十二午时生"）===
|
||
def _process_ganzhi_match(m):
|
||
"""处理干支纪年匹配"""
|
||
raw_dynasty = m.group("dynasty") if "dynasty" in m.groupdict() else ""
|
||
dynasty = normalize_dynasty_name(raw_dynasty or "")
|
||
era = cc.convert(m.group("era"))
|
||
ganzhi = m.group("ganzhi")
|
||
if ganzhi not in _ganzhi_to_offset:
|
||
return
|
||
|
||
# 查找朝代和基准年
|
||
base = None
|
||
multi = []
|
||
if dynasty:
|
||
for d, eras in era_dict.items():
|
||
if dynasty in d or d in dynasty:
|
||
if era in eras:
|
||
base = eras[era]
|
||
dynasty = d
|
||
break
|
||
if not base:
|
||
# 无朝代前缀：收集全部候选（如"大定"=北周581/金1161），取首个但标注歧义
|
||
for d, eras in era_dict.items():
|
||
if era in eras:
|
||
multi.append((d, eras[era]))
|
||
if multi:
|
||
dynasty, base = multi[0]
|
||
if not base:
|
||
return
|
||
|
||
# 干支60年循环：计算基准年的干支位置，再求偏移
|
||
base_gz = (base - 4) % 60 # 公元4年=甲子(0)，所以偏移=4
|
||
gz_offset = _ganzhi_to_offset.get(ganzhi, 0) # 0-based
|
||
year_in_era = ((gz_offset - base_gz) % 60) + 1 # 1-based年数
|
||
gregorian = base + year_in_era - 1
|
||
start, end = m.start(), m.end()
|
||
if any(pos in covered for pos in range(start, end)):
|
||
return
|
||
covered.update(range(start, end))
|
||
raw_fan = original_text[start:end]
|
||
result = {
|
||
"原文": raw_fan,
|
||
"原文(简体)": m.group(0),
|
||
"朝代": dynasty,
|
||
"年号": era,
|
||
"年数": year_in_era,
|
||
"干支": ganzhi,
|
||
"公元": gregorian,
|
||
"公元中文": f"{arabic_to_chinese_year(gregorian)}年",
|
||
"位置": {"起始": start, "结束": end},
|
||
"类型": "干支纪年",
|
||
}
|
||
if len(multi) > 1:
|
||
result["多候选"] = True
|
||
result["候选"] = [list(c) for c in multi]
|
||
# 使用期校验：换算结果超出年号实际使用年数（如"庆元庚子"→1240，庆元仅1195–1200）。
|
||
# 值保留，仅标注，供人工判断（碑刻原数据常与年号实际期间不符）。
|
||
span = era_span.get(dynasty, {}).get(era)
|
||
if span is not None and gregorian > base + span - 1:
|
||
result["超出使用期"] = True
|
||
results.append(result)
|
||
|
||
# 模式A：有朝代前缀（如"清雍正乙巳"）
|
||
# 单字年号加前瞻(?![地支])，防止单字年号"丙"吞掉天干"丙午"中的"丙"
|
||
_gz_era_group = r'(?P<era>' + '|'.join(
|
||
(re.escape(e) + (r'(?![子丑寅卯辰巳午未申酉戌亥])' if len(e) == 1 else ''))
|
||
for e in sorted(KNOWN_ERAS_ALL, key=len, reverse=True)
|
||
) + r')'
|
||
ganzhi_dynasty = re.compile(
|
||
r'(?P<dynasty>(?:(?<![一-鿿])[' + _dynasty_prefix + r'](?:' + _dynasty_alt + r'))|(?:(?<![一-鿿])' + _dynasty_alt + r'))'
|
||
+ _gz_era_group
|
||
+ r'(?P<ganzhi>' + _gz_pair + r')(?:年)?'
|
||
)
|
||
for m in ganzhi_dynasty.finditer(simplified_text):
|
||
_process_ganzhi_match(m)
|
||
|
||
# 模式B：无朝代前缀（如"嘉庆癸亥"），年号≥2字符避免天干误匹配
|
||
_long_era_names = [e for e in KNOWN_ERAS_ALL if len(e) >= 2]
|
||
_long_era_alt = '|'.join(sorted(_long_era_names, key=len, reverse=True))
|
||
ganzhi_no_dynasty = re.compile(
|
||
r'(?P<dynasty>)'
|
||
+ r'(?P<era>' + _long_era_alt + r')'
|
||
+ r'(?P<ganzhi>' + _gz_pair + r')(?:年)?'
|
||
)
|
||
for m in ganzhi_no_dynasty.finditer(simplified_text):
|
||
_process_ganzhi_match(m)
|
||
|
||
# === 3b. 庙号纪年（如"宋高宗""清圣祖"，指整个在位期，公元=即位首年）===
|
||
# 庙号必须带朝代前缀（"高宗"在唐/宋/清均有，单独出现有歧义）
|
||
_temple_names = sorted({t for d in temple_dict for t in temple_dict[d]}, key=len, reverse=True)
|
||
_temple_alt = '|'.join(re.escape(t) for t in _temple_names)
|
||
_temple_pattern = re.compile(
|
||
r'(?P<dynasty>(?:(?<![一-鿿])[' + _dynasty_prefix + r'](?:' + _dynasty_alt + r'))|(?:(?<![一-鿿])' + _dynasty_alt + r'))'
|
||
+ r'(?P<temple>' + _temple_alt + r')'
|
||
# 后面紧跟"X年/元年"时不按庙号匹配，交给古代纪年按年号解析（如"元泰定三年"）
|
||
+ r'(?!(?:' + _yd + r'+年|元年))'
|
||
)
|
||
for m in _temple_pattern.finditer(simplified_text):
|
||
start, end = m.start(), m.end()
|
||
if any(pos in covered for pos in range(start, end)):
|
||
continue
|
||
dynasty = normalize_dynasty_name(m.group("dynasty") or "")
|
||
temple = m.group("temple")
|
||
base = None
|
||
if dynasty:
|
||
# 先精确匹配朝代，再模糊匹配（如"宋"→"南宋"）
|
||
for d in temple_dict:
|
||
if d == dynasty and temple in temple_dict[d]:
|
||
dynasty, base = d, temple_dict[d][temple]
|
||
break
|
||
if base is None:
|
||
for d in temple_dict:
|
||
if (dynasty in d or d in dynasty) and temple in temple_dict[d]:
|
||
dynasty, base = d, temple_dict[d][temple]
|
||
break
|
||
if base is None:
|
||
continue
|
||
covered.update(range(start, end))
|
||
raw_fan = original_text[start:end]
|
||
results.append({
|
||
"原文": raw_fan,
|
||
"原文(简体)": m.group(0),
|
||
"朝代": dynasty,
|
||
"庙号": temple,
|
||
"公元": base,
|
||
"公元中文": f"{arabic_to_chinese_year(base)}年",
|
||
"位置": {"起始": start, "结束": end},
|
||
"类型": "庙号纪年",
|
||
})
|
||
|
||
# === 4. 古代年号 ===
|
||
|
||
def _process_era_match(m, year_override=None):
|
||
"""处理一个年号正则匹配结果"""
|
||
raw_dynasty = m.group("dynasty") if "dynasty" in m.groupdict() else ""
|
||
dynasty = normalize_dynasty_name(raw_dynasty or "")
|
||
era = cc.convert(m.group("era"))
|
||
|
||
# 过滤误匹配：年号是单个数字字符（如"民国二十六年"中的"二"）
|
||
if len(era) == 1 and era in '零一二三四五六七八九十廿卄卅卌':
|
||
return
|
||
# 过滤误匹配：年号全是数字汉字（如"元一九五二年"中的"一九五"）
|
||
if era and all(ch in '零一二三四五六七八九十〇' for ch in era):
|
||
return
|
||
year_text = year_override if year_override is not None else m.group("year")
|
||
year_num = chinese_to_num(year_text)
|
||
base = None
|
||
multi = []
|
||
|
||
if dynasty:
|
||
for d, eras in era_dict.items():
|
||
if dynasty in d or d in dynasty:
|
||
if era in eras:
|
||
base = eras[era]
|
||
dynasty = d
|
||
break
|
||
else:
|
||
# 无朝代前缀：收集全部候选（如"建元"=西汉-140/东晋343/南齐479），取首个但标注歧义
|
||
candidates = []
|
||
for d, eras in era_dict.items():
|
||
if era in eras:
|
||
candidates.append((d, eras[era]))
|
||
if len(candidates) == 1:
|
||
dynasty, base = candidates[0]
|
||
elif len(candidates) > 1:
|
||
dynasty, base = candidates[0]
|
||
multi = candidates
|
||
if base is None:
|
||
# 名号+年数兜底（如"汉惠帝三年"→即位首年-194 + 3 - 1，指皇帝在位第N年）
|
||
if dynasty:
|
||
for d, temples in temple_dict.items():
|
||
if (dynasty in d or d in dynasty) and era in temples:
|
||
base = temples[era]
|
||
dynasty = d
|
||
break
|
||
|
||
start, end = m.start(), m.end()
|
||
raw_fan = original_text[start:end]
|
||
covered.update(range(start, end))
|
||
if base:
|
||
gregorian = base + year_num - 1
|
||
result = {
|
||
"原文": raw_fan,
|
||
"原文(简体)": m.group(0),
|
||
"朝代": dynasty,
|
||
"年号": era,
|
||
"年数": year_num,
|
||
"公元": gregorian,
|
||
"公元中文": f"{arabic_to_chinese_year(gregorian)}年",
|
||
"位置": {"起始": start, "结束": end},
|
||
"类型": "古代纪年",
|
||
}
|
||
if len(multi) > 1:
|
||
result["多候选"] = True
|
||
result["候选"] = [list(c) for c in multi]
|
||
# 使用期校验：年数结果超出年号使用期（或名号在位年数）时标注，值保留
|
||
span = era_span.get(dynasty, {}).get(era)
|
||
if span is None:
|
||
span = temple_span.get(dynasty, {}).get(era)
|
||
if span is not None and gregorian > base + span - 1:
|
||
result["超出使用期"] = True
|
||
results.append(result)
|
||
else:
|
||
results.append({
|
||
"原文": raw_fan,
|
||
"原文(简体)": m.group(0),
|
||
"朝代": dynasty,
|
||
"年号": era,
|
||
"年数": year_num,
|
||
"位置": {"起始": start, "结束": end},
|
||
"类型": "古代纪年（未匹配）",
|
||
})
|
||
|
||
# 收集所有匹配，对于重叠区间保留覆盖范围更大的（如"金大定元年"优先于"大定元年"）
|
||
all_matches = []
|
||
for pat in _patterns_no_dynasty:
|
||
for m in pat.finditer(simplified_text):
|
||
has_year = "year" in m.groupdict() and m.group("year") is not None
|
||
all_matches.append((m, None if has_year else "元", False))
|
||
for pat in _patterns_dynasty:
|
||
for m in pat.finditer(simplified_text):
|
||
has_year = "year" in m.groupdict() and m.group("year") is not None
|
||
all_matches.append((m, None if has_year else "元", True))
|
||
|
||
# 按覆盖范围降序排列（长的优先），同长度时朝代模式优先
|
||
all_matches.sort(key=lambda x: (x[0].end() - x[0].start(), x[2]), reverse=True)
|
||
|
||
for m, year_override, _is_dynasty in all_matches:
|
||
if not any(pos in covered for pos in range(m.start(), m.end())):
|
||
_process_era_match(m, year_override=year_override)
|
||
|
||
for result in results:
|
||
if result.get("公元") is not None:
|
||
result.setdefault("干支", gregorian_to_ganzhi(result["公元"]))
|
||
|
||
return results
|
||
|
||
|
||
def convert_text(text):
|
||
results = extract_era_years(text)
|
||
return results
|