526 lines
18 KiB
Python
526 lines
18 KiB
Python
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import json
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import random
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import time
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from typing import Dict, Any, Optional
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import logging
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from playwright.sync_api import sync_playwright, TimeoutError as PlaywrightTimeoutError
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from fake_useragent import UserAgent
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import requests
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import re
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logging.basicConfig(level=logging.INFO, format='%(asctime)s - %(name)s - %(levelname)s - %(message)s')
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logger = logging.getLogger(__name__)
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class BaiduBJHSpider:
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def __init__(self, use_proxy: bool = False):
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self.ua = UserAgent()
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self.use_proxy = use_proxy
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self.proxies = [] # 如果需要代理，这里填你的代理列表
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self.session_cookie = None
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self.session = requests.Session()
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# 设置请求超时和重试
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self.session.mount('http://', requests.adapters.HTTPAdapter(max_retries=3))
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self.session.mount('https://', requests.adapters.HTTPAdapter(max_retries=3))
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def init_browser(self, timeout: int = 15000):
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"""初始化浏览器环境获取Cookie"""
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playwright = sync_playwright().start()
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try:
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# 配置浏览器参数
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browser_args = [
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'--disable-blink-features=AutomationControlled',
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'--disable-web-security',
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'--disable-features=IsolateOrigins,site-per-process',
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'--no-sandbox',
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'--disable-setuid-sandbox',
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'--disable-dev-shm-usage',
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'--disable-gpu',
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]
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# 启动浏览器
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browser = playwright.chromium.launch(
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headless=True, # 改为True，无头模式更快
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args=browser_args,
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timeout=timeout
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)
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# 创建上下文
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context = browser.new_context(
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viewport={'width': 1920, 'height': 1080},
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user_agent=self.ua.random,
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locale='zh-CN',
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timezone_id='Asia/Shanghai',
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# 设置超时
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navigation_timeout=timeout,
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java_script_enabled=True,
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bypass_csp=True
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)
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# 设置额外的HTTP头
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context.set_extra_http_headers({
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'Accept': 'text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8',
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'Accept-Language': 'zh-CN,zh;q=0.9,en;q=0.8',
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'Accept-Encoding': 'gzip, deflate, br',
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'Connection': 'keep-alive',
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'Upgrade-Insecure-Requests': '1',
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})
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page = context.new_page()
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# 1. 首先访问百度首页获取基础Cookie
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logger.info("访问百度首页...")
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try:
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page.goto('https://www.baidu.com', wait_until='domcontentloaded', timeout=10000)
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time.sleep(random.uniform(1, 2))
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except PlaywrightTimeoutError:
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logger.warning("百度首页加载超时，继续执行...")
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# 2. 访问百家号页面
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logger.info("访问百家号页面...")
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try:
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# 使用更宽松的等待条件
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page.goto('https://baijiahao.baidu.com/',
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wait_until='domcontentloaded', # 改为domcontentloaded，更快
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timeout=10000)
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time.sleep(random.uniform(2, 3))
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except PlaywrightTimeoutError:
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logger.warning("百家号页面加载超时，尝试继续...")
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# 即使超时，也尝试获取Cookie
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# 获取Cookie
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cookies = context.cookies()
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self.session_cookie = '; '.join([f"{c['name']}={c['value']}" for c in cookies])
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# 将Cookie添加到requests session中
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for cookie in cookies:
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self.session.cookies.set(cookie['name'], cookie['value'])
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if cookies:
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logger.info(f"成功获取到 {len(cookies)} 个Cookie")
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else:
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logger.warning("未获取到Cookie")
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browser.close()
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return cookies
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except Exception as e:
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logger.error(f"初始化浏览器失败: {e}")
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return None
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finally:
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playwright.stop()
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def build_headers(self, referer: str = "https://baijiahao.baidu.com/") -> Dict:
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"""构建请求头"""
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headers = {
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'User-Agent': self.ua.random,
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'Accept': '*/*',
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'Accept-Language': 'zh-CN,zh;q=0.9,en-US;q=0.8,en;q=0.7',
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'Accept-Encoding': 'gzip, deflate',
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'Referer': referer,
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'Connection': 'keep-alive',
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'Pragma': 'no-cache',
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'Cache-Control': 'no-cache',
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}
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if self.session_cookie:
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headers['Cookie'] = self.session_cookie
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return headers
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def generate_callback_name(self) -> str:
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"""生成随机的callback函数名"""
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timestamp = int(time.time() * 1000)
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return f"__jsonp{timestamp}"
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def fetch_data_directly(self, uk: str = "ntHidnLhrlfclJar2z8wBg") -> Optional[Dict]:
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"""直接请求接口（可能需要多次尝试）"""
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# 先初始化浏览器获取Cookie
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logger.info("初始化浏览器获取Cookie...")
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cookies = self.init_browser()
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if not cookies:
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logger.warning("未能获取到Cookie，尝试继续请求...")
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for attempt in range(3): # 尝试3次
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try:
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callback_name = self.generate_callback_name()
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timestamp = int(time.time() * 1000)
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# 构建URL参数 - 使用更简单的参数
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params = {
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'tab': 'main',
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'num': '10',
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'uk': uk,
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'source': 'pc',
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'type': 'newhome',
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'action': 'dynamic',
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'format': 'jsonp',
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'callback': callback_name,
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'_': str(timestamp) # 时间戳参数
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}
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url = "https://mbd.baidu.com/webpage"
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headers = self.build_headers()
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logger.info(f"尝试第{attempt + 1}次请求...")
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# 随机延迟
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time.sleep(random.uniform(1, 2))
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# 设置代理（如果需要）
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proxies = None
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if self.use_proxy and self.proxies:
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proxy = random.choice(self.proxies)
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proxies = {
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'http': proxy,
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'https': proxy
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}
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response = self.session.get(
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url,
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params=params,
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headers=headers,
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timeout=15, # 缩短超时时间
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proxies=proxies
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)
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# 提取JSONP数据
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text = response.text
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if text.startswith(callback_name + '(') and text.endswith(')'):
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json_str = text[len(callback_name) + 1:-1]
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data = json.loads(json_str)
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logger.info(f"成功获取JSON数据")
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return data
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else:
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# 尝试直接解析为JSON（可能是JSON格式）
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try:
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data = json.loads(text)
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logger.info("直接解析JSON成功")
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return data
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except:
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pass
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except requests.exceptions.Timeout:
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logger.error(f"请求超时 (尝试{attempt + 1})")
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except Exception as e:
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logger.error(f"请求失败 (尝试{attempt + 1}): {e}")
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# 等待后重试
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if attempt < 2: # 如果不是最后一次尝试
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time.sleep(random.uniform(2, 3))
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return None
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def fetch_via_browser(self, uk: str = "ntHidnLhrlfclJar2z8wBg", timeout: int = 15000) -> Optional[Dict]:
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"""通过浏览器直接执行获取数据"""
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playwright = sync_playwright().start()
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try:
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browser = playwright.chromium.launch(
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headless=True, # 无头模式
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args=[
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'--disable-blink-features=AutomationControlled',
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'--no-sandbox',
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'--disable-dev-shm-usage'
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],
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timeout=timeout
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)
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context = browser.new_context(
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viewport={'width': 1920, 'height': 1080},
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user_agent=self.ua.random,
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locale='zh-CN',
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navigation_timeout=timeout
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)
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page = context.new_page()
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# 监听网络请求
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results = []
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def handle_response(response):
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url = response.url
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if "mbd.baidu.com/webpage" in url and "format=jsonp" in url:
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try:
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# 获取响应文本
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text = response.text()
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logger.info(f"捕获到请求: {url}")
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# 从URL提取callback名称
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import urllib.parse
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parsed_url = urllib.parse.urlparse(url)
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query_params = urllib.parse.parse_qs(parsed_url.query)
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if 'callback' in query_params:
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callback = query_params['callback'][0]
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if text.startswith(callback + '(') and text.endswith(')'):
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json_str = text[len(callback) + 1:-1]
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data = json.loads(json_str)
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results.append(data)
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logger.info("成功解析JSONP数据")
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except Exception as e:
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logger.debug(f"处理响应失败: {e}")
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page.on("response", handle_response)
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# 访问百家号页面
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target_url = f"https://baijiahao.baidu.com/u?app_id={uk}"
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logger.info(f"访问页面: {target_url}")
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try:
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page.goto(target_url, wait_until='domcontentloaded', timeout=10000)
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time.sleep(random.uniform(2, 3))
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# 简单滚动
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page.evaluate("window.scrollBy(0, 500)")
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time.sleep(1)
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page.evaluate("window.scrollBy(0, 500)")
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time.sleep(1)
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# 等待数据加载
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time.sleep(2)
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except PlaywrightTimeoutError:
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logger.warning("页面加载超时，继续处理已捕获的数据...")
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browser.close()
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if results:
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logger.info(f"通过浏览器捕获到 {len(results)} 个结果")
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return results[0]
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except Exception as e:
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logger.error(f"浏览器方式获取失败: {e}")
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finally:
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playwright.stop()
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return None
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def fetch_with_ajax(self, uk: str = "ntHidnLhrlfclJar2z8wBg") -> Optional[Dict]:
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"""使用简化参数直接请求"""
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try:
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timestamp = int(time.time() * 1000)
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# 使用更简单的参数
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params = {
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'action': 'dynamic',
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'uk': uk,
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'type': 'newhome',
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'num': '10',
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'format': 'json',
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'_': str(timestamp)
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}
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url = "https://mbd.baidu.com/webpage"
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headers = {
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'User-Agent': self.ua.random,
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'Referer': 'https://baijiahao.baidu.com/',
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'Accept': 'application/json, text/javascript, */*; q=0.01',
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'X-Requested-With': 'XMLHttpRequest'
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}
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logger.info("尝试AJAX方式请求...")
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response = self.session.get(
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url,
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params=params,
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headers=headers,
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timeout=10
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)
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logger.info(f"AJAX响应状态: {response.status_code}")
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try:
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data = json.loads(response.text)
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logger.info("AJAX方式成功获取数据")
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return data
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except json.JSONDecodeError as e:
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logger.error(f"JSON解析失败: {e}")
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logger.info(f"响应内容: {response.text[:200]}")
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return None
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except Exception as e:
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logger.error(f"AJAX方式失败: {e}")
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return None
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def fetch_all_methods(self, uk: str = "ntHidnLhrlfclJar2z8wBg") -> Optional[Dict]:
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|
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"""尝试所有方法获取数据"""
|
|||
|
|
logger.info("=" * 50)
|
|||
|
|
logger.info(f"开始获取百家号数据，UK: {uk}")
|
|||
|
|
logger.info("=" * 50)
|
|||
|
|
|
|||
|
|
# 方法1：直接请求
|
|||
|
|
logger.info("\n方法1：直接请求接口...")
|
|||
|
|
data = self.fetch_data_directly(uk)
|
|||
|
|
|
|||
|
|
if data and data.get("errno") == "0" and data.get("data", {}).get("list") is not None:
|
|||
|
|
logger.info(f"✓ 方法1成功，获取到 {len(data['data']['list'])} 条数据")
|
|||
|
|
return data
|
|||
|
|
else:
|
|||
|
|
logger.info("✗ 方法1失败或数据为空")
|
|||
|
|
|
|||
|
|
# 方法2：通过浏览器获取
|
|||
|
|
logger.info("\n方法2：浏览器模拟获取...")
|
|||
|
|
data = self.fetch_via_browser(uk)
|
|||
|
|
|
|||
|
|
if data and data.get("errno") == "0" and data.get("data", {}).get("list") is not None:
|
|||
|
|
logger.info(f"✓ 方法2成功，获取到 {len(data['data']['list'])} 条数据")
|
|||
|
|
return data
|
|||
|
|
else:
|
|||
|
|
logger.info("✗ 方法2失败或数据为空")
|
|||
|
|
|
|||
|
|
# 方法3：AJAX请求
|
|||
|
|
logger.info("\n方法3：AJAX请求...")
|
|||
|
|
data = self.fetch_with_ajax(uk)
|
|||
|
|
|
|||
|
|
if data and data.get("errno") == "0" and data.get("data", {}).get("list") is not None:
|
|||
|
|
logger.info(f"✓ 方法3成功，获取到 {len(data['data']['list'])} 条数据")
|
|||
|
|
return data
|
|||
|
|
else:
|
|||
|
|
logger.info("✗ 方法3失败或数据为空")
|
|||
|
|
|
|||
|
|
# 方法4：备用请求
|
|||
|
|
logger.info("\n方法4：尝试备用请求方式...")
|
|||
|
|
data = self.try_backup_method(uk)
|
|||
|
|
|
|||
|
|
if data:
|
|||
|
|
logger.info("✓ 方法4成功获取数据")
|
|||
|
|
return data
|
|||
|
|
else:
|
|||
|
|
logger.error("所有方法都失败了")
|
|||
|
|
return None
|
|||
|
|
|
|||
|
|
def try_backup_method(self, uk: str) -> Optional[Dict]:
|
|||
|
|
"""备用方法：尝试不同的URL和参数"""
|
|||
|
|
backup_urls = [
|
|||
|
|
"https://author.baidu.com/rest/2.0/ugc/dynamic",
|
|||
|
|
"https://mbd.baidu.com/dynamic/api",
|
|||
|
|
"https://baijiahao.baidu.com/builder/api"
|
|||
|
|
]
|
|||
|
|
|
|||
|
|
for url in backup_urls:
|
|||
|
|
try:
|
|||
|
|
params = {
|
|||
|
|
'action': 'list',
|
|||
|
|
'uk': uk,
|
|||
|
|
'page': '1',
|
|||
|
|
'page_size': '10',
|
|||
|
|
'_': str(int(time.time() * 1000))
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
headers = {
|
|||
|
|
'User-Agent': self.ua.random,
|
|||
|
|
'Referer': 'https://baijiahao.baidu.com/'
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
response = requests.get(url, params=params, headers=headers, timeout=10)
|
|||
|
|
|
|||
|
|
if response.status_code == 200:
|
|||
|
|
try:
|
|||
|
|
data = response.json()
|
|||
|
|
if data:
|
|||
|
|
logger.info(f"备用URL {url} 成功")
|
|||
|
|
return data
|
|||
|
|
except:
|
|||
|
|
pass
|
|||
|
|
|
|||
|
|
except Exception as e:
|
|||
|
|
logger.debug(f"备用URL {url} 失败: {e}")
|
|||
|
|
|
|||
|
|
return None
|
|||
|
|
|
|||
|
|
|
|||
|
|
def display_simple_data(data):
|
|||
|
|
"""简单展示数据"""
|
|||
|
|
if not data or "data" not in data or "list" not in data["data"]:
|
|||
|
|
print("没有有效的数据")
|
|||
|
|
return
|
|||
|
|
|
|||
|
|
articles = data["data"]["list"]
|
|||
|
|
print(f"\n获取到 {len(articles)} 篇文章:")
|
|||
|
|
|
|||
|
|
for idx, article in enumerate(articles[:10]): # 显示前10条
|
|||
|
|
print(f"\n{'=' * 60}")
|
|||
|
|
print(f"文章 {idx + 1}:")
|
|||
|
|
|
|||
|
|
item_data = article.get("itemData", {})
|
|||
|
|
|
|||
|
|
# 标题
|
|||
|
|
title = item_data.get("title", "无标题")
|
|||
|
|
# 清理标题中的换行符
|
|||
|
|
title = title.replace('\n', ' ').strip()
|
|||
|
|
if not title or title == "无标题":
|
|||
|
|
# 尝试获取origin_title
|
|||
|
|
title = item_data.get("origin_title", "无标题").replace('\n', ' ').strip()
|
|||
|
|
print(f"标题: {title[:100]}{'...' if len(title) > 100 else ''}")
|
|||
|
|
|
|||
|
|
# 作者
|
|||
|
|
display_info = item_data.get("displaytype_exinfo", "")
|
|||
|
|
author = "未知作者"
|
|||
|
|
if display_info:
|
|||
|
|
try:
|
|||
|
|
info = json.loads(display_info)
|
|||
|
|
author = info.get("name", info.get("display_name", "未知作者"))
|
|||
|
|
except:
|
|||
|
|
# 尝试正则匹配
|
|||
|
|
name_match = re.search(r'"name":"([^"]+)"', display_info)
|
|||
|
|
if name_match:
|
|||
|
|
author = name_match.group(1)
|
|||
|
|
print(f"作者: {author}")
|
|||
|
|
|
|||
|
|
# 发布时间
|
|||
|
|
time_str = item_data.get("time", item_data.get("cst_time", "未知时间"))
|
|||
|
|
print(f"发布时间: {time_str}")
|
|||
|
|
|
|||
|
|
# 文章ID
|
|||
|
|
thread_id = item_data.get("thread_id", article.get("thread_id", "未知"))
|
|||
|
|
print(f"文章ID: {thread_id}")
|
|||
|
|
|
|||
|
|
# 图片信息
|
|||
|
|
img_src = item_data.get("imgSrc", [])
|
|||
|
|
if img_src:
|
|||
|
|
print(f"包含图片: {len(img_src)} 张")
|
|||
|
|
|
|||
|
|
# 标签/话题
|
|||
|
|
targets = item_data.get("target", [])
|
|||
|
|
if targets:
|
|||
|
|
tags = [t.get("key", "") for t in targets if t.get("key")]
|
|||
|
|
if tags:
|
|||
|
|
print(f"标签: {', '.join(tags)}")
|
|||
|
|
|
|||
|
|
|
|||
|
|
def main():
|
|||
|
|
"""主函数"""
|
|||
|
|
spider = BaiduBJHSpider()
|
|||
|
|
|
|||
|
|
# 获取数据
|
|||
|
|
data = spider.fetch_all_methods()
|
|||
|
|
|
|||
|
|
if data:
|
|||
|
|
# 保存完整数据到文件
|
|||
|
|
filename = f'baijiahao_data_{int(time.time())}.json'
|
|||
|
|
with open(filename, 'w', encoding='utf-8') as f:
|
|||
|
|
json.dump(data, f, ensure_ascii=False, indent=2)
|
|||
|
|
logger.info(f"完整数据已保存到 {filename}")
|
|||
|
|
|
|||
|
|
# 简单展示数据
|
|||
|
|
display_simple_data(data)
|
|||
|
|
|
|||
|
|
else:
|
|||
|
|
print("未能获取到数据，建议：")
|
|||
|
|
print("1. 检查网络连接")
|
|||
|
|
print("2. 尝试使用代理")
|
|||
|
|
print("3. 等待一段时间后重试")
|
|||
|
|
print("4. 检查目标页面是否可正常访问")
|
|||
|
|
|
|||
|
|
|
|||
|
|
if __name__ == "__main__":
|
|||
|
|
# 设置更详细的日志
|
|||
|
|
logging.getLogger("playwright").setLevel(logging.WARNING)
|
|||
|
|
logging.getLogger("urllib3").setLevel(logging.WARNING)
|
|||
|
|
|
|||
|
|
main()
|