hello-dd-code
19cf9ce901
- 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
648 lines
22 KiB
Python
648 lines
22 KiB
Python
import argparse
|
||
import hashlib
|
||
import json
|
||
import os
|
||
import random
|
||
import re
|
||
import sys
|
||
import time
|
||
from dataclasses import dataclass, field
|
||
from typing import Dict, Iterable, List, Optional, Set, Tuple
|
||
|
||
import urllib3
|
||
from bs4 import BeautifulSoup
|
||
|
||
current_dir = os.path.dirname(os.path.abspath(__file__))
|
||
project_root = os.path.dirname(current_dir)
|
||
request_dir = os.path.join(project_root, "request")
|
||
if request_dir not in sys.path:
|
||
sys.path.insert(0, request_dir)
|
||
if project_root not in sys.path:
|
||
sys.path.append(project_root)
|
||
|
||
from Db import Db
|
||
from request.requests_client import RequestClientError, RequestsClient
|
||
from utils.rate_limiter import wait_for_request
|
||
|
||
urllib3.disable_warnings(urllib3.exceptions.InsecureRequestWarning)
|
||
|
||
SITE_NAME = "lawtime"
|
||
LEGACY_DOMAIN = "法律快车"
|
||
SITE_BASE = "https://www.lawtime.cn"
|
||
PROVINCE_API = "https://www.lawtime.cn/public/stationIndex/getAreaList?areacode=0"
|
||
CITY_API_TEMPLATE = "https://www.lawtime.cn/public/stationIndex/getAreaList?areacode={province_id}"
|
||
LIST_URL_TEMPLATE = SITE_BASE + "/{city_py}/lawyer"
|
||
|
||
PHONE_RE = re.compile(r"1[3-9]\d{9}")
|
||
YEAR_RE = re.compile(r"执业\s*(\d+)\s*年")
|
||
|
||
|
||
@dataclass
|
||
class CityTarget:
|
||
province_id: str
|
||
province_name: str
|
||
province_py: str
|
||
city_id: str
|
||
city_name: str
|
||
city_py: str
|
||
|
||
|
||
@dataclass
|
||
class ListCard:
|
||
detail_url: str
|
||
name: str
|
||
phone: str
|
||
address: str = ""
|
||
specialties: List[str] = field(default_factory=list)
|
||
metric_text: str = ""
|
||
|
||
|
||
def normalize_phone(text: str) -> str:
|
||
compact = re.sub(r"\D", "", text or "")
|
||
match = PHONE_RE.search(compact)
|
||
return match.group(0) if match else ""
|
||
|
||
|
||
class LawtimeCrawler:
|
||
def __init__(
|
||
self,
|
||
max_pages: int = 9999,
|
||
sleep_seconds: float = 0.1,
|
||
use_proxy: bool = True,
|
||
db_connection=None,
|
||
):
|
||
self.max_pages = max_pages
|
||
self.sleep_seconds = max(0.0, sleep_seconds)
|
||
self.db = db_connection
|
||
self.client = RequestsClient(
|
||
headers={
|
||
"User-Agent": (
|
||
"Mozilla/5.0 (Windows NT 10.0; Win64; x64) "
|
||
"AppleWebKit/537.36 (KHTML, like Gecko) "
|
||
"Chrome/122.0.0.0 Safari/537.36"
|
||
),
|
||
"Accept": "text/html,application/json,*/*;q=0.8",
|
||
"Connection": "close",
|
||
},
|
||
use_proxy=use_proxy,
|
||
retry_total=2,
|
||
retry_backoff_factor=1,
|
||
retry_status_forcelist=(429, 500, 502, 503, 504),
|
||
retry_allowed_methods=("GET",),
|
||
)
|
||
|
||
def _get_text(
|
||
self,
|
||
url: str,
|
||
*,
|
||
timeout: int = 20,
|
||
max_retries: int = 3,
|
||
referer: str = SITE_BASE,
|
||
) -> str:
|
||
headers = {"Referer": referer}
|
||
last_error: Optional[Exception] = None
|
||
|
||
for attempt in range(max_retries):
|
||
wait_for_request()
|
||
try:
|
||
resp = self.client.get_text(
|
||
url,
|
||
timeout=timeout,
|
||
verify=False,
|
||
headers=headers,
|
||
)
|
||
code = resp.status_code
|
||
if code == 403:
|
||
if attempt < max_retries - 1:
|
||
self.client.refresh()
|
||
time.sleep((2 ** attempt) + random.uniform(0.2, 0.8))
|
||
continue
|
||
raise RequestClientError(f"{code} Error: {url}")
|
||
if code >= 500 and attempt < max_retries - 1:
|
||
time.sleep((2 ** attempt) + random.uniform(0.2, 0.8))
|
||
continue
|
||
if code >= 400:
|
||
raise RequestClientError(f"{code} Error: {url}")
|
||
return resp.text
|
||
except Exception as exc:
|
||
last_error = exc
|
||
if attempt < max_retries - 1:
|
||
time.sleep((2 ** attempt) + random.uniform(0.2, 0.8))
|
||
continue
|
||
raise
|
||
|
||
if last_error is not None:
|
||
raise last_error
|
||
raise RequestClientError(f"Unknown request error: {url}")
|
||
|
||
def _get_json(self, url: str, *, referer: str) -> List[Dict]:
|
||
text = self._get_text(url, referer=referer)
|
||
cleaned = (text or "").strip().lstrip("\ufeff")
|
||
if not cleaned or cleaned.startswith("<"):
|
||
return []
|
||
try:
|
||
data = json.loads(cleaned)
|
||
except ValueError:
|
||
return []
|
||
return data if isinstance(data, list) else []
|
||
|
||
def discover_cities(self) -> List[CityTarget]:
|
||
provinces = self._get_json(PROVINCE_API, referer=SITE_BASE)
|
||
if not provinces:
|
||
print("[discover] 地区接口未返回有效数据")
|
||
return []
|
||
|
||
results: List[CityTarget] = []
|
||
seen_py: Set[str] = set()
|
||
|
||
for province in provinces:
|
||
province_id = str(province.get("id") or "").strip()
|
||
province_name = str(province.get("province") or province.get("city") or "").strip()
|
||
province_py = str(province.get("pinyin") or "").strip()
|
||
if not province_id or not province_name:
|
||
continue
|
||
|
||
city_api = CITY_API_TEMPLATE.format(province_id=province_id)
|
||
try:
|
||
cities = self._get_json(city_api, referer=LIST_URL_TEMPLATE.format(city_py=province_py or ""))
|
||
except Exception as exc:
|
||
print(f"[city] 获取失败 province={province_id}: {exc}")
|
||
continue
|
||
|
||
if not cities:
|
||
cities = [
|
||
{
|
||
"id": province_id,
|
||
"province": province_name,
|
||
"city": province_name,
|
||
"pinyin": province_py,
|
||
}
|
||
]
|
||
|
||
for city in cities:
|
||
city_id = str(city.get("id") or "").strip()
|
||
city_name = str(city.get("city") or city.get("province") or "").strip()
|
||
city_py = str(city.get("pinyin") or "").strip()
|
||
if not city_id or not city_name or not city_py:
|
||
continue
|
||
if city_py in seen_py:
|
||
continue
|
||
seen_py.add(city_py)
|
||
|
||
results.append(
|
||
CityTarget(
|
||
province_id=province_id,
|
||
province_name=province_name,
|
||
province_py=province_py,
|
||
city_id=city_id,
|
||
city_name=city_name,
|
||
city_py=city_py,
|
||
)
|
||
)
|
||
|
||
return results
|
||
|
||
def _build_list_url(self, city_py: str, page: int) -> str:
|
||
base = LIST_URL_TEMPLATE.format(city_py=city_py)
|
||
if page <= 1:
|
||
return base
|
||
return f"{base}?page={page}"
|
||
|
||
def fetch_list_page(self, target: CityTarget, page: int) -> Tuple[List[ListCard], bool, str]:
|
||
list_url = self._build_list_url(target.city_py, page)
|
||
html = self._get_text(list_url, referer=SITE_BASE + "/")
|
||
|
||
cards = self.parse_list_cards(html)
|
||
|
||
soup = BeautifulSoup(html, "html.parser")
|
||
next_link = soup.select_one(f"div.page a[href*='page={page + 1}']")
|
||
has_next = next_link is not None
|
||
|
||
return cards, has_next, list_url
|
||
|
||
def parse_list_cards(self, html: str) -> List[ListCard]:
|
||
soup = BeautifulSoup(html, "html.parser")
|
||
cards: List[ListCard] = []
|
||
seen: Set[str] = set()
|
||
|
||
for item in soup.select("li.lawyer-item-card"):
|
||
link_tag = item.select_one("a.name[href]") or item.select_one("a.lawyer-img-box[href]")
|
||
if not link_tag:
|
||
continue
|
||
detail_url = (link_tag.get("href") or "").strip()
|
||
if not detail_url.startswith("http"):
|
||
continue
|
||
if detail_url in seen:
|
||
continue
|
||
seen.add(detail_url)
|
||
|
||
name = link_tag.get_text(strip=True)
|
||
phone = ""
|
||
phone_tag = item.select_one("div.phone")
|
||
if phone_tag:
|
||
phone = normalize_phone(phone_tag.get_text(" ", strip=True))
|
||
|
||
address = ""
|
||
addr_tag = item.select_one("div.location .txt")
|
||
if addr_tag:
|
||
address = addr_tag.get_text(" ", strip=True)
|
||
|
||
specialties: List[str] = []
|
||
prof_tag = item.select_one("div.prof .txt")
|
||
if prof_tag:
|
||
specialties = [
|
||
x.strip() for x in re.split(r"[、,，]", prof_tag.get_text(" ", strip=True)) if x.strip()
|
||
]
|
||
|
||
metric_text = ""
|
||
metric_tag = item.select_one("div.num-msg")
|
||
if metric_tag:
|
||
metric_text = metric_tag.get_text(" ", strip=True)
|
||
|
||
cards.append(
|
||
ListCard(
|
||
detail_url=detail_url,
|
||
name=name,
|
||
phone=phone,
|
||
address=address,
|
||
specialties=specialties,
|
||
metric_text=metric_text,
|
||
)
|
||
)
|
||
|
||
return cards
|
||
|
||
def parse_detail(self, detail_url: str) -> Dict:
|
||
html = self._get_text(detail_url, referer=SITE_BASE)
|
||
if "网站防火墙" in html or "访问被拒绝" in html or "/ipfilter/verify" in html:
|
||
raise RequestClientError(f"firewall blocked: {detail_url}")
|
||
|
||
soup = BeautifulSoup(html, "html.parser")
|
||
text = soup.get_text(" ", strip=True)
|
||
|
||
name = ""
|
||
law_firm = ""
|
||
phone = ""
|
||
address = ""
|
||
practice_years: Optional[int] = None
|
||
specialties: List[str] = []
|
||
|
||
if soup.title:
|
||
title = soup.title.get_text(" ", strip=True)
|
||
match = re.search(r"([^\s_，,。]+?)律师", title)
|
||
if match:
|
||
name = match.group(1).strip()
|
||
|
||
phone_candidates = [
|
||
soup.select_one(".data-w .tel-b b").get_text(" ", strip=True)
|
||
if soup.select_one(".data-w .tel-b b")
|
||
else "",
|
||
soup.select_one(".law-info-b .item .two-r.b").get_text(" ", strip=True)
|
||
if soup.select_one(".law-info-b .item .two-r.b")
|
||
else "",
|
||
text,
|
||
]
|
||
for candidate in phone_candidates:
|
||
phone = normalize_phone(candidate)
|
||
if phone:
|
||
break
|
||
|
||
law_firm_tag = soup.select_one(".law-info-b .item .two-nowrap")
|
||
if law_firm_tag:
|
||
law_firm = law_firm_tag.get_text(" ", strip=True)
|
||
|
||
for li in soup.select(".law-info-b .item"):
|
||
li_text = li.get_text(" ", strip=True)
|
||
if ("事务所" in li_text or "法律服务所" in li_text) and not law_firm:
|
||
law_firm = li_text
|
||
|
||
addr_tag = soup.select_one(".law-info-b .item .two-r[title]")
|
||
if addr_tag:
|
||
addr_value = (addr_tag.get("title") or "").strip()
|
||
if len(addr_value) > 8:
|
||
address = addr_value
|
||
|
||
if not address:
|
||
addr_tag = soup.select_one(".law-info-b .item .two-r")
|
||
if addr_tag:
|
||
addr_value = addr_tag.get_text(" ", strip=True)
|
||
if len(addr_value) > 8 and "律师" not in addr_value:
|
||
address = addr_value
|
||
|
||
year_match = YEAR_RE.search(text)
|
||
if year_match:
|
||
try:
|
||
practice_years = int(year_match.group(1))
|
||
except Exception:
|
||
practice_years = None
|
||
|
||
specialties = [x.get_text(strip=True) for x in soup.select(".profession-b .item") if x.get_text(strip=True)]
|
||
|
||
return {
|
||
"name": name,
|
||
"law_firm": law_firm,
|
||
"phone": phone,
|
||
"address": address,
|
||
"practice_years": practice_years,
|
||
"specialties": specialties,
|
||
"detail_url": detail_url,
|
||
}
|
||
|
||
def crawl_city(self, target: CityTarget) -> Iterable[Dict]:
|
||
seen_details: Set[str] = set()
|
||
|
||
for page in range(1, self.max_pages + 1):
|
||
try:
|
||
cards, has_next, list_url = self.fetch_list_page(target, page)
|
||
except Exception as exc:
|
||
print(f"[list] 失败 {target.city_py} p{page}: {exc}")
|
||
break
|
||
|
||
if not cards:
|
||
break
|
||
|
||
for card in cards:
|
||
if card.detail_url in seen_details:
|
||
continue
|
||
seen_details.add(card.detail_url)
|
||
|
||
detail: Dict = {}
|
||
try:
|
||
detail = self.parse_detail(card.detail_url)
|
||
except Exception as exc:
|
||
print(f"[detail] 失败 {card.detail_url}: {exc}")
|
||
|
||
phone = normalize_phone(detail.get("phone") or card.phone)
|
||
profile_name = (detail.get("name") or card.name).replace("律师", "").strip()
|
||
|
||
now = int(time.time())
|
||
record_id = hashlib.md5(card.detail_url.encode("utf-8")).hexdigest()
|
||
|
||
yield {
|
||
"record_id": record_id,
|
||
"collected_at": now,
|
||
"source": {
|
||
"site": SITE_NAME,
|
||
"province_id": target.province_id,
|
||
"province": target.province_name,
|
||
"province_py": target.province_py,
|
||
"city_id": target.city_id,
|
||
"city": target.city_name,
|
||
"city_py": target.city_py,
|
||
"page": page,
|
||
"list_url": list_url,
|
||
"detail_url": card.detail_url,
|
||
},
|
||
"list_snapshot": {
|
||
"name": card.name,
|
||
"phone": card.phone,
|
||
"address": card.address,
|
||
"specialties": card.specialties,
|
||
"metric_text": card.metric_text,
|
||
},
|
||
"profile": {
|
||
"name": profile_name,
|
||
"law_firm": (detail.get("law_firm") or "").strip(),
|
||
"phone": phone,
|
||
"address": (detail.get("address") or card.address or "").strip(),
|
||
"practice_years": detail.get("practice_years"),
|
||
"specialties": detail.get("specialties") or card.specialties,
|
||
},
|
||
}
|
||
|
||
if self.sleep_seconds:
|
||
time.sleep(self.sleep_seconds)
|
||
|
||
if not has_next:
|
||
break
|
||
|
||
def _to_legacy_lawyer_row(self, record: Dict) -> Optional[Dict[str, str]]:
|
||
source = record.get("source", {}) or {}
|
||
profile = record.get("profile", {}) or {}
|
||
|
||
phone = normalize_phone(profile.get("phone", ""))
|
||
if not phone:
|
||
return None
|
||
|
||
province = (source.get("province") or "").strip()
|
||
city = (source.get("city") or province).strip()
|
||
return {
|
||
"name": (profile.get("name") or "").strip(),
|
||
"law_firm": (profile.get("law_firm") or "").strip(),
|
||
"province": province,
|
||
"city": city,
|
||
"phone": phone,
|
||
"url": (source.get("detail_url") or source.get("list_url") or "").strip(),
|
||
"domain": LEGACY_DOMAIN,
|
||
"create_time": int(record.get("collected_at") or time.time()),
|
||
"params": json.dumps(record, ensure_ascii=False),
|
||
}
|
||
|
||
def _existing_phones_in_db(self, phones: List[str]) -> Set[str]:
|
||
if not self.db or not phones:
|
||
return set()
|
||
|
||
deduped = sorted({p for p in phones if p})
|
||
if not deduped:
|
||
return set()
|
||
|
||
existing: Set[str] = set()
|
||
cur = self.db.db.cursor()
|
||
try:
|
||
chunk_size = 500
|
||
for i in range(0, len(deduped), chunk_size):
|
||
chunk = deduped[i:i + chunk_size]
|
||
placeholders = ",".join(["%s"] * len(chunk))
|
||
sql = f"SELECT phone FROM lawyer WHERE domain=%s AND phone IN ({placeholders})"
|
||
cur.execute(sql, [LEGACY_DOMAIN, *chunk])
|
||
for row in cur.fetchall():
|
||
existing.add(row[0])
|
||
finally:
|
||
cur.close()
|
||
|
||
return existing
|
||
|
||
def _write_records_to_db(self, records: List[Dict]) -> Tuple[int, int]:
|
||
if not self.db:
|
||
return 0, 0
|
||
|
||
rows: List[Dict[str, str]] = []
|
||
for record in records:
|
||
row = self._to_legacy_lawyer_row(record)
|
||
if row:
|
||
rows.append(row)
|
||
if not rows:
|
||
return 0, 0
|
||
|
||
existing = self._existing_phones_in_db([row["phone"] for row in rows])
|
||
inserted = 0
|
||
skipped = 0
|
||
|
||
for row in rows:
|
||
phone = row.get("phone", "")
|
||
if not phone or phone in existing:
|
||
skipped += 1
|
||
continue
|
||
try:
|
||
self.db.insert_data("lawyer", row)
|
||
existing.add(phone)
|
||
inserted += 1
|
||
except Exception as exc:
|
||
skipped += 1
|
||
print(f"[db] 插入失败 phone={phone} url={row.get('url', '')}: {exc}")
|
||
|
||
return inserted, skipped
|
||
|
||
def crawl(
|
||
self,
|
||
output_path: str,
|
||
max_cities: int = 0,
|
||
city_filter: Optional[str] = None,
|
||
) -> None:
|
||
cities = self.discover_cities()
|
||
print(f"[discover] 共发现城市 {len(cities)} 个")
|
||
|
||
if city_filter:
|
||
key = city_filter.strip().lower()
|
||
cities = [
|
||
c for c in cities
|
||
if key in c.city_py.lower() or key in c.city_name.lower()
|
||
]
|
||
print(f"[discover] 过滤后城市 {len(cities)} 个, filter={city_filter}")
|
||
|
||
if max_cities > 0:
|
||
cities = cities[:max_cities]
|
||
print(f"[discover] 截断城市数 {len(cities)}")
|
||
|
||
os.makedirs(os.path.dirname(output_path) or ".", exist_ok=True)
|
||
|
||
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:
|
||
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")
|
||
|
||
total_new_json = 0
|
||
total_new_db = 0
|
||
total_skip_db = 0
|
||
|
||
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="法律快车全新采集脚本（站点数据直采）")
|
||
parser.add_argument(
|
||
"--output",
|
||
default="/www/wwwroot/lawyers/data/lawtime_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="详情页请求间隔秒数",
|
||
)
|
||
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 = LawtimeCrawler(
|
||
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 = LawtimeCrawler(
|
||
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__":
|
||
main()
|