重构采集脚本并新增按时间导出Excel
- 统一五个站点采集逻辑与启动脚本\n- 新增 dls_fresh 采集流程与日志优化\n- 新增 export_lawyers_excel 按时间条件导出\n- 默认导出近7天并支持扩展字段解析\n- 整理 .gitignore，忽略 data/logs 本地产物
This commit is contained in:
hello-dd-code
+433
-163
@@ -1,9 +1,16 @@
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import argparse
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import ast
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import hashlib
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import json
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import os
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import random
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import re
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import sys
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import time
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import random
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from typing import Dict, List, Set, Optional
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from dataclasses import dataclass
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from typing import Dict, Iterable, List, Optional, Set, Tuple
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import urllib3
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current_dir = os.path.dirname(os.path.abspath(__file__))
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project_root = os.path.dirname(current_dir)
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@@ -13,197 +20,460 @@ if request_dir not in sys.path:
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if project_root not in sys.path:
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sys.path.append(project_root)
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from request.requests_client import RequestClientError, RequestSSLError, RequestsClient
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from Db import Db
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from request.requests_client import RequestClientError, RequestsClient
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from utils.rate_limiter import wait_for_request
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DOMAIN = "找法网"
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LIST_TEMPLATE = "https://m.findlaw.cn/{pinyin}/q_lawyer/p{page}?ajax=1&order=0&sex=-1"
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urllib3.disable_warnings(urllib3.exceptions.InsecureRequestWarning)
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SITE_NAME = "findlaw"
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LEGACY_DOMAIN = "找法网"
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SITE_BASE = "https://m.findlaw.cn"
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CITY_DATA_URL = "https://static.findlawimg.com/minify/?b=js&f=m/public/v1/areaDataTwo.js"
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LIST_URL_TEMPLATE = SITE_BASE + "/{city_py}/q_lawyer/p{page}?ajax=1&order=0&sex=-1"
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PHONE_RE = re.compile(r"1[3-9]\d{9}")
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class FindlawSpider:
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def __init__(self, db_connection):
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@dataclass
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class CityTarget:
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province_id: str
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province_name: str
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province_py: str
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city_id: str
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city_name: str
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city_py: str
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def normalize_phone(text: str) -> str:
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compact = re.sub(r"\D", "", text or "")
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match = PHONE_RE.search(compact)
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return match.group(0) if match else ""
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class FindlawCrawler:
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def __init__(
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self,
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max_pages: int = 9999,
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sleep_seconds: float = 0.1,
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use_proxy: bool = True,
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db_connection=None,
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):
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self.max_pages = max_pages
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self.sleep_seconds = max(0.0, sleep_seconds)
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self.db = db_connection
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self.client = self._build_session()
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self.cities = self._load_cities()
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self.client = RequestsClient(
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headers={
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"User-Agent": (
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"Mozilla/5.0 (iPhone; CPU iPhone OS 13_2_3 like Mac OS X) "
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"AppleWebKit/605.1.15 (KHTML, like Gecko) Version/13.0.3 "
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"Mobile/15E148 Safari/604.1"
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),
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"Accept": "application/json, text/javascript, */*; q=0.01",
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"X-Requested-With": "XMLHttpRequest",
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"Connection": "close",
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},
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use_proxy=use_proxy,
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retry_total=2,
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retry_backoff_factor=1,
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retry_status_forcelist=(429, 500, 502, 503, 504),
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retry_allowed_methods=("GET",),
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)
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def _build_session(self) -> RequestsClient:
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return RequestsClient(headers={
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"User-Agent": (
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"Mozilla/5.0 (iPhone; CPU iPhone OS 13_2_3 like Mac OS X) "
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"AppleWebKit/605.1.15 (KHTML, like Gecko) Version/13.0.3 "
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"Mobile/15E148 Safari/604.1"
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),
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"Accept": "application/json, text/javascript, */*; q=0.01",
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"X-Requested-With": "XMLHttpRequest",
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"Connection": "close",
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})
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def _refresh_session(self) -> None:
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self.client.refresh()
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def _get(self, url: str, referer: str, verify: bool = True, max_retries: int = 3) -> Optional[str]:
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def _get_text(
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self,
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url: str,
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timeout: int = 20,
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max_retries: int = 3,
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referer: str = SITE_BASE,
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) -> str:
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headers = {"Referer": referer}
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for attempt in range(max_retries):
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try:
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resp = self.client.get_text(url, timeout=15, verify=verify, headers=headers)
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status_code = resp.status_code
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text = resp.text
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if status_code == 403:
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if attempt < max_retries - 1:
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wait_time = 2 ** attempt + random.uniform(0.3, 1.0)
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print(f"403被拦截，{wait_time}秒后重试 ({attempt + 1}/{max_retries}): {url}")
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self._refresh_session()
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time.sleep(wait_time)
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continue
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print(f"请求失败 {url}: 403 Forbidden")
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return None
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if status_code >= 400:
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raise RequestClientError(f"{status_code} Error: {url}")
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return text
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except RequestSSLError:
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if verify:
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return self._get(url, referer, verify=False, max_retries=max_retries)
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print(f"SSL错误 {url}")
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return None
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except RequestClientError as exc:
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print(f"请求失败 {url}: {exc}")
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return None
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return None
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last_error: Optional[Exception] = None
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def _existing_phones(self, phones: List[str]) -> Set[str]:
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if not phones:
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for attempt in range(max_retries):
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wait_for_request()
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try:
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resp = self.client.get_text(url, timeout=timeout, verify=False, headers=headers)
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code = resp.status_code
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if code == 403:
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if attempt < max_retries - 1:
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self.client.refresh()
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time.sleep((2 ** attempt) + random.uniform(0.2, 0.8))
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continue
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raise RequestClientError(f"{code} Error: {url}")
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if code >= 500 and attempt < max_retries - 1:
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time.sleep((2 ** attempt) + random.uniform(0.2, 0.8))
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continue
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if code >= 400:
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raise RequestClientError(f"{code} Error: {url}")
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return resp.text
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except Exception as exc:
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last_error = exc
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if attempt < max_retries - 1:
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time.sleep((2 ** attempt) + random.uniform(0.2, 0.8))
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continue
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raise
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if last_error is not None:
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raise last_error
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raise RequestClientError(f"Unknown request error: {url}")
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def _parse_city_js_array(self, script_text: str, var_name: str) -> List[Dict]:
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pattern = rf"var\s+{re.escape(var_name)}\s*=\s*(\[[\s\S]*?\]);"
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match = re.search(pattern, script_text)
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if not match:
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return []
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raw = match.group(1)
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try:
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rows = ast.literal_eval(raw)
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return rows if isinstance(rows, list) else []
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except Exception:
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return []
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def discover_cities(self) -> List[CityTarget]:
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js_text = self._get_text(CITY_DATA_URL, referer=SITE_BASE + "/findlawyers/")
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provinces = self._parse_city_js_array(js_text, "iosProvinces")
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cities = self._parse_city_js_array(js_text, "iosCitys")
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province_map: Dict[str, Dict] = {}
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for item in provinces:
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pid = str(item.get("id") or "").strip()
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if pid:
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province_map[pid] = item
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results: List[CityTarget] = []
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seen_py: Set[str] = set()
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for city in cities:
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city_py = str(city.get("pinyin") or "").strip()
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city_name = str(city.get("value") or "").strip()
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city_id = str(city.get("id") or "").strip()
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province_id = str(city.get("parentId") or "").strip()
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if not city_py or not city_name or not city_id:
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continue
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if city_py in seen_py:
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continue
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seen_py.add(city_py)
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province_row = province_map.get(province_id, {})
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province_name = str(province_row.get("value") or city_name).strip()
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province_py = str(province_row.get("pinyin") or city_py).strip()
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results.append(
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CityTarget(
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province_id=province_id,
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province_name=province_name,
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province_py=province_py,
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city_id=city_id,
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city_name=city_name,
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city_py=city_py,
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)
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)
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return results
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def _parse_list_payload(self, text: str) -> Dict:
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cleaned = (text or "").strip().lstrip("\ufeff")
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try:
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return json.loads(cleaned)
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except ValueError:
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start = cleaned.find("{")
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end = cleaned.rfind("}")
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if start == -1 or end == -1:
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return {}
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return json.loads(cleaned[start:end + 1])
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def fetch_list_page(self, city_py: str, page: int) -> Tuple[List[Dict], bool, str]:
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list_url = LIST_URL_TEMPLATE.format(city_py=city_py, page=page)
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referer = f"{SITE_BASE}/{city_py}/q_lawyer/"
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text = self._get_text(list_url, referer=referer)
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payload = self._parse_list_payload(text)
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if payload.get("errcode") != 0:
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return [], False, list_url
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data = payload.get("data", {}) or {}
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items = data.get("lawyer_list", []) or []
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has_more = str(data.get("has_more", "0")) == "1"
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return items, has_more, list_url
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def crawl_city(self, target: CityTarget) -> Iterable[Dict]:
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for page in range(1, self.max_pages + 1):
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try:
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items, has_more, list_url = self.fetch_list_page(target.city_py, page)
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except Exception as exc:
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print(f"[list] 失败 {target.city_py} p{page}: {exc}")
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break
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if not items:
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break
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for item in items:
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detail_url = item.get("siteask_m") or item.get("site_url") or ""
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detail_url = str(detail_url).strip()
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if not detail_url.startswith("http"):
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detail_url = list_url
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phone = normalize_phone(item.get("mobile", ""))
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profile = {
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"uid": str(item.get("uid") or ""),
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"name": str(item.get("username") or "").strip(),
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"law_firm": str(item.get("lawyer_lawroom") or "").strip(),
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"phone": phone,
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"lawyer_year": item.get("lawyer_year"),
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"service_area": str(item.get("service_area") or "").strip(),
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"address": str(item.get("addr") or "").strip(),
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"specialties": item.get("professionArr") or [],
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"answer_count": item.get("ansnum"),
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"comment_count": item.get("askcommentnum"),
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}
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now = int(time.time())
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uid = profile.get("uid", "")
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record_key = uid or detail_url
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record_id = hashlib.md5(record_key.encode("utf-8")).hexdigest()
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area = item.get("areaInfo", {}) or {}
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yield {
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"record_id": record_id,
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"collected_at": now,
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"source": {
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"site": SITE_NAME,
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"list_url": list_url,
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"detail_url": detail_url,
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"province": str(area.get("province") or target.province_name),
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"province_py": target.province_py,
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"city": str(area.get("city") or target.city_name),
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"city_py": target.city_py,
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"page": page,
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},
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"list_snapshot": {
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"uid": uid,
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"name": profile["name"],
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"law_firm": profile["law_firm"],
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"answer_count": profile["answer_count"],
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"comment_count": profile["comment_count"],
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},
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"profile": profile,
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"raw": item,
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}
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if self.sleep_seconds:
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time.sleep(self.sleep_seconds)
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if not has_more:
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break
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def _to_legacy_lawyer_row(self, record: Dict) -> Optional[Dict[str, str]]:
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source = record.get("source", {}) or {}
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profile = record.get("profile", {}) or {}
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phone = normalize_phone(profile.get("phone", ""))
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if not phone:
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return None
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province = (source.get("province") or "").strip()
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city = (source.get("city") or province).strip()
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return {
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"name": (profile.get("name") or "").strip(),
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"law_firm": (profile.get("law_firm") or "").strip(),
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"province": province,
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"city": city,
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"phone": phone,
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"url": (source.get("detail_url") or source.get("list_url") or "").strip(),
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"domain": LEGACY_DOMAIN,
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"create_time": int(record.get("collected_at") or time.time()),
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"params": json.dumps(record, ensure_ascii=False),
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}
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def _existing_phones_in_db(self, phones: List[str]) -> Set[str]:
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if not self.db or not phones:
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return set()
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deduped = sorted({p for p in phones if p})
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if not deduped:
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return set()
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existing: Set[str] = set()
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cur = self.db.db.cursor()
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try:
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chunk_size = 500
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for i in range(0, len(phones), chunk_size):
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chunk = phones[i:i + chunk_size]
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for i in range(0, len(deduped), chunk_size):
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chunk = deduped[i:i + chunk_size]
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placeholders = ",".join(["%s"] * len(chunk))
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sql = f"SELECT phone FROM lawyer WHERE domain=%s AND phone IN ({placeholders})"
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cur.execute(sql, [DOMAIN, *chunk])
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cur.execute(sql, [LEGACY_DOMAIN, *chunk])
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for row in cur.fetchall():
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existing.add(row[0])
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finally:
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cur.close()
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return existing
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def _load_cities(self):
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condition = "domain='findlaw' AND level=2"
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tables = ("area_new", "area2", "area")
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last_error = None
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for table in tables:
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def _write_records_to_db(self, records: List[Dict]) -> Tuple[int, int]:
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if not self.db:
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return 0, 0
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rows: List[Dict[str, str]] = []
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for record in records:
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row = self._to_legacy_lawyer_row(record)
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if row:
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rows.append(row)
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if not rows:
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return 0, 0
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existing = self._existing_phones_in_db([row["phone"] for row in rows])
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inserted = 0
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skipped = 0
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for row in rows:
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phone = row.get("phone", "")
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if not phone or phone in existing:
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skipped += 1
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continue
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try:
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rows = self.db.select_data(table, "city, province, pinyin", condition) or []
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self.db.insert_data("lawyer", row)
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existing.add(phone)
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inserted += 1
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except Exception as exc:
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last_error = exc
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continue
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if rows:
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missing_pinyin = sum(1 for r in rows if not (r.get("pinyin") or "").strip())
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print(f"[找法网] 城市来源表: {table}, 城市数: {len(rows)}, 缺少pinyin: {missing_pinyin}")
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return rows
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skipped += 1
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print(f"[db] 插入失败 phone={phone} url={row.get('url', '')}: {exc}")
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return inserted, skipped
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if last_error:
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print(f"[找法网] 加载地区数据失败: {last_error}")
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print("[找法网] 无城市数据（已尝试 area_new/area2/area）")
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for table in tables:
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try:
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cnt = self.db.select_data(table, "COUNT(*) AS cnt", condition)
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c = (cnt[0].get("cnt") if cnt else 0) if isinstance(cnt, (list, tuple)) else 0
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print(f"[找法网] 校验: {table} 满足条件记录数: {c}")
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except Exception:
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pass
|
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return []
|
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def crawl(
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self,
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output_path: str,
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max_cities: int = 0,
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city_filter: Optional[str] = None,
|
||||
) -> None:
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cities = self.discover_cities()
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print(f"[discover] 共发现城市 {len(cities)} 个")
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if city_filter:
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key = city_filter.strip().lower()
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cities = [c for c in cities if key in c.city_py.lower() or key in c.city_name.lower()]
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print(f"[discover] 过滤后城市 {len(cities)} 个, filter={city_filter}")
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if max_cities > 0:
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cities = cities[:max_cities]
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print(f"[discover] 截断城市数 {len(cities)}")
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|
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def _fetch_page(self, url: str, referer: str) -> List[Dict]:
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text = self._get(url, referer, verify=True)
|
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if not text:
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return []
|
||||
os.makedirs(os.path.dirname(output_path) or ".", exist_ok=True)
|
||||
|
||||
try:
|
||||
# 某些返回体前会携带 BOM 或包装脚本，此处做兼容
|
||||
text = text.strip().lstrip("\ufeff")
|
||||
try:
|
||||
data = json.loads(text)
|
||||
except ValueError:
|
||||
json_start = text.find('{')
|
||||
json_end = text.rfind('}')
|
||||
if json_start == -1 or json_end == -1:
|
||||
print(f"解析JSON失败 {url}: 返回内容开头: {text[:80]!r}")
|
||||
return []
|
||||
cleaned = text[json_start:json_end + 1]
|
||||
data = json.loads(cleaned)
|
||||
if isinstance(data, str):
|
||||
try:
|
||||
data = json.loads(data)
|
||||
except ValueError:
|
||||
print(f"解析JSON失败 {url}: 二次解析仍为字符串，开头: {str(data)[:80]!r}")
|
||||
return []
|
||||
except ValueError as exc:
|
||||
print(f"解析JSON失败 {url}: {exc}")
|
||||
return []
|
||||
|
||||
items = data.get("data", {}).get("lawyer_list", [])
|
||||
parsed = []
|
||||
for item in items:
|
||||
phone = (item.get("mobile") or "").replace("-", "")
|
||||
parsed.append({
|
||||
"name": item.get("username", ""),
|
||||
"law_firm": item.get("lawyer_lawroom", ""),
|
||||
"province": item.get("areaInfo", {}).get("province", ""),
|
||||
"city": item.get("areaInfo", {}).get("city", ""),
|
||||
"phone": phone,
|
||||
"url": url,
|
||||
"domain": DOMAIN,
|
||||
"create_time": int(time.time()),
|
||||
"params": json.dumps(item, ensure_ascii=False)
|
||||
})
|
||||
return parsed
|
||||
|
||||
def run(self):
|
||||
print("启动找法网采集...")
|
||||
if not self.cities:
|
||||
print("无城市数据")
|
||||
return
|
||||
|
||||
for city in self.cities:
|
||||
pinyin = city.get("pinyin")
|
||||
province = city.get("province", "")
|
||||
city_name = city.get("city", "")
|
||||
if not pinyin:
|
||||
continue
|
||||
print(f"采集 {province}-{city_name}")
|
||||
page = 1
|
||||
while True:
|
||||
url = LIST_TEMPLATE.format(pinyin=pinyin, page=page)
|
||||
referer = f"https://m.findlaw.cn/{pinyin}/q_lawyer/"
|
||||
print(f" 第 {page} 页: {url}")
|
||||
items = self._fetch_page(url, referer)
|
||||
if not items:
|
||||
break
|
||||
|
||||
phones = [it.get("phone") for it in items if (it.get("phone") or "").strip()]
|
||||
existing = self._existing_phones(phones)
|
||||
|
||||
for entry in items:
|
||||
phone = entry.get("phone")
|
||||
if not phone:
|
||||
continue
|
||||
if phone in existing:
|
||||
print(f" -- 已存在: {entry['name']} ({phone})")
|
||||
seen_ids: Set[str] = set()
|
||||
if os.path.exists(output_path):
|
||||
with open(output_path, "r", encoding="utf-8") as old_file:
|
||||
for line in old_file:
|
||||
line = line.strip()
|
||||
if not line:
|
||||
continue
|
||||
try:
|
||||
self.db.insert_data("lawyer", entry)
|
||||
print(f" -> 新增: {entry['name']} ({phone})")
|
||||
except Exception as exc:
|
||||
print(f" 插入失败: {exc}")
|
||||
item = json.loads(line)
|
||||
except Exception:
|
||||
continue
|
||||
rid = item.get("record_id")
|
||||
if rid:
|
||||
seen_ids.add(rid)
|
||||
print(f"[resume] 已有记录 {len(seen_ids)} 条")
|
||||
|
||||
page += 1
|
||||
total_new_json = 0
|
||||
total_new_db = 0
|
||||
total_skip_db = 0
|
||||
|
||||
print("找法网采集完成")
|
||||
with open(output_path, "a", encoding="utf-8") as out:
|
||||
for idx, target in enumerate(cities, start=1):
|
||||
print(
|
||||
f"[city {idx}/{len(cities)}] {target.province_name}-{target.city_name} "
|
||||
f"({target.city_py})"
|
||||
)
|
||||
city_records = list(self.crawl_city(target))
|
||||
|
||||
city_new_json = 0
|
||||
for record in city_records:
|
||||
rid = record["record_id"]
|
||||
if rid in seen_ids:
|
||||
continue
|
||||
out.write(json.dumps(record, ensure_ascii=False) + "\n")
|
||||
seen_ids.add(rid)
|
||||
city_new_json += 1
|
||||
total_new_json += 1
|
||||
|
||||
city_new_db, city_skip_db = self._write_records_to_db(city_records)
|
||||
total_new_db += city_new_db
|
||||
total_skip_db += city_skip_db
|
||||
print(
|
||||
f"[city] 采集{len(city_records)}条, JSON新增{city_new_json}条, "
|
||||
f"DB新增{city_new_db}条, DB跳过{city_skip_db}条"
|
||||
)
|
||||
|
||||
print(
|
||||
f"[done] JSON新增{total_new_json}条, DB新增{total_new_db}条, "
|
||||
f"DB跳过{total_skip_db}条, 输出: {output_path}"
|
||||
)
|
||||
|
||||
|
||||
def parse_args() -> argparse.Namespace:
|
||||
parser = argparse.ArgumentParser(description="找法网全新采集脚本（重写版）")
|
||||
parser.add_argument(
|
||||
"--output",
|
||||
default="/www/wwwroot/lawyers/data/findlaw_records_all.jsonl",
|
||||
help="输出 jsonl 文件路径",
|
||||
)
|
||||
parser.add_argument(
|
||||
"--max-cities",
|
||||
type=int,
|
||||
default=0,
|
||||
help="最多采集多少个城市，0 表示不限",
|
||||
)
|
||||
parser.add_argument(
|
||||
"--max-pages",
|
||||
type=int,
|
||||
default=9999,
|
||||
help="每个城市最多采集多少页",
|
||||
)
|
||||
parser.add_argument(
|
||||
"--city-filter",
|
||||
default="",
|
||||
help="按城市拼音或城市名过滤，如 beijing",
|
||||
)
|
||||
parser.add_argument(
|
||||
"--sleep",
|
||||
type=float,
|
||||
default=0.1,
|
||||
help="每条记录采集间隔秒数",
|
||||
)
|
||||
parser.add_argument(
|
||||
"--direct",
|
||||
action="store_true",
|
||||
help="直连模式，不使用 proxy_settings.json 代理",
|
||||
)
|
||||
parser.add_argument(
|
||||
"--no-db",
|
||||
action="store_true",
|
||||
help="只输出 JSONL，不写入数据库",
|
||||
)
|
||||
return parser.parse_args()
|
||||
|
||||
|
||||
def main():
|
||||
args = parse_args()
|
||||
if args.no_db:
|
||||
crawler = FindlawCrawler(
|
||||
max_pages=args.max_pages,
|
||||
sleep_seconds=args.sleep,
|
||||
use_proxy=not args.direct,
|
||||
db_connection=None,
|
||||
)
|
||||
crawler.crawl(
|
||||
output_path=args.output,
|
||||
max_cities=args.max_cities,
|
||||
city_filter=args.city_filter or None,
|
||||
)
|
||||
return
|
||||
|
||||
with Db() as db:
|
||||
crawler = FindlawCrawler(
|
||||
max_pages=args.max_pages,
|
||||
sleep_seconds=args.sleep,
|
||||
use_proxy=not args.direct,
|
||||
db_connection=db,
|
||||
)
|
||||
crawler.crawl(
|
||||
output_path=args.output,
|
||||
max_cities=args.max_cities,
|
||||
city_filter=args.city_filter or None,
|
||||
)
|
||||
|
||||
|
||||
if __name__ == "__main__":
|
||||
with Db() as db:
|
||||
spider = FindlawSpider(db)
|
||||
spider.run()
|
||||
main()
|
||||
|
||||
Reference in New Issue
Block a user