369 lines
15 KiB
Python
369 lines
15 KiB
Python
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import os
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import json
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import time
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from datetime import datetime
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from playwright.sync_api import sync_playwright
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from loguru import logger
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class ProductHuntScraper:
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def __init__(self):
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self.browser = None
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self.context = None
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self.page = None
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self.product_url = "https://www.producthunt.com/products/elsie-ai-beta"
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def connect_to_browser(self):
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"""连接到浏览器"""
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try:
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logger.info("正在初始化Playwright浏览器...")
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# 启动Playwright
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self.playwright = sync_playwright().start()
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# 启动Chromium浏览器
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self.browser = self.playwright.chromium.launch(
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headless=False, # 设置为False以便观察浏览器行为
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args=[
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"--no-sandbox",
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"--disable-dev-shm-usage",
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"--disable-gpu",
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"--window-size=1920,1080",
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"--disable-blink-features=AutomationControlled",
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"--disable-web-security",
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"--disable-features=VizDisplayCompositor"
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]
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)
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# 创建浏览器上下文
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self.context = self.browser.new_context(
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user_agent="Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36",
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viewport={"width": 1920, "height": 1080},
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ignore_https_errors=True,
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extra_http_headers={
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"Accept-Language": "en-US,en;q=0.9",
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"Accept-Encoding": "gzip, deflate, br",
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"Accept": "text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8",
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"Cache-Control": "no-cache",
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"Pragma": "no-cache"
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}
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)
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# 创建新页面
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self.page = self.context.new_page()
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# 添加额外的初始化脚本，防止被检测为自动化工具
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self.page.add_init_script("""
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Object.defineProperty(navigator, 'webdriver', {
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get: () => undefined
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});
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// 覆盖permissions API
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const originalQuery = window.navigator.permissions.query;
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window.navigator.permissions.query = (parameters) => (
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parameters.name === 'notifications' ?
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Promise.resolve({ state: Notification.permission }) :
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originalQuery(parameters)
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);
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""")
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logger.info("成功连接到Playwright浏览器")
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return True
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except Exception as e:
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logger.error(f"连接浏览器失败: {str(e)}")
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return False
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def navigate_to_product(self):
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"""导航到产品页面"""
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try:
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logger.info(f"正在导航到产品页面: {self.product_url}")
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# 直接访问产品页面，跳过主页
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logger.info("直接访问产品页面")
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self.page.goto(self.product_url, wait_until="domcontentloaded", timeout=60000)
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# 等待页面加载
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logger.info("等待页面加载...")
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time.sleep(10) # 等待动态内容加载
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# 检查页面URL和标题
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current_url = self.page.url
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page_title = self.page.title()
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logger.info(f"当前页面URL: {current_url}")
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logger.info(f"页面标题: {page_title}")
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# 尝试等待特定元素加载
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try:
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logger.info("等待页面内容加载...")
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# 等待可能的加载指示器消失
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self.page.wait_for_selector("body", timeout=30000)
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# 尝试等待一些可能存在的元素
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possible_selectors = [
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"h1",
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"[data-test='product-name']",
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".product-name",
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"div[class*='product']",
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"div[class*='styles_']"
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]
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for selector in possible_selectors:
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try:
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self.page.wait_for_selector(selector, timeout=5000)
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logger.info(f"找到元素: {selector}")
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break
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except:
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continue
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except Exception as e:
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logger.warning(f"等待页面元素时出错: {str(e)}")
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logger.info("页面加载完成")
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return True
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except Exception as e:
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logger.error(f"导航到产品页面失败: {str(e)}")
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return False
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def extract_product_info(self):
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"""提取产品信息"""
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try:
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logger.info("开始提取产品信息")
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product_info = {
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"url": self.page.url,
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"scraped_at": datetime.now().isoformat()
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}
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# 提取产品名称 - 尝试多种选择器
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name_selectors = [
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"h1",
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"[data-test='product-name']",
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".product-name",
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"[class*='product'][class*='name']",
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".styles_productName__",
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"[class*='heading'][class*='xl']",
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"div[class*='text-2xl']",
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"div[class*='text-3xl']",
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"div[class*='text-4xl']",
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"div[class*='text-5xl']",
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"div[class*='text-6xl']",
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"div[class*='font-bold']",
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"div[class*='font-semibold']"
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]
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for selector in name_selectors:
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try:
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name_element = self.page.query_selector(selector)
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if name_element:
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name_text = name_element.text_content().strip()
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if name_text and name_text != "www.producthunt.com" and len(name_text) > 2:
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product_info["name"] = name_text
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logger.info(f"使用选择器 {selector} 找到产品名称: {product_info['name']}")
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break
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except Exception as e:
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logger.debug(f"使用选择器 {selector} 提取产品名称时出错: {str(e)}")
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if "name" not in product_info:
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logger.warning("未找到产品名称")
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product_info["name"] = "未找到"
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# 提取产品简介 - 尝试多种选择器
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desc_selectors = [
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"div.relative.text-16.font-normal.text-gray-700",
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".text-16.font-normal.text-gray-700",
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"[class*='text-16'][class*='font-normal'][class*='text-gray-700']",
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"div[class*='description']",
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".product-description",
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"div[class*='tagline']",
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"[data-test='product-tagline']",
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".styles_tagline__",
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"p[class*='text-gray']",
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"div[class*='mb-4']",
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"div[class*='text-base']",
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"div[class*='text-lg']",
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"div[class*='text-gray-600']",
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"div[class*='text-gray-700']",
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"div[class*='text-gray-800']"
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]
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for selector in desc_selectors:
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try:
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desc_element = self.page.query_selector(selector)
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if desc_element:
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desc_text = desc_element.text_content().strip()
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if desc_text and len(desc_text) > 10: # 确保是有意义的描述
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product_info["description"] = desc_text
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logger.info(f"使用选择器 {selector} 找到产品简介: {product_info['description'][:50]}...")
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break
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except Exception as e:
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logger.debug(f"使用选择器 {selector} 提取产品简介时出错: {str(e)}")
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if "description" not in product_info:
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logger.warning("未找到产品简介")
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product_info["description"] = "未找到"
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# 提取第一个评论 - 尝试多种选择器
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comment_selectors = [
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"div.flex.flex-1.flex-col.gap-2",
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".flex.flex-1.flex-col.gap-2",
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"[class*='flex'][class*='flex-1'][class*='flex-col'][class*='gap-2']",
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"div[class*='comment']",
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".comment-text",
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"div[class*='review']",
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"div[class*='feedback']",
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"blockquote",
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"div[class*='border']",
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"[data-test='comment']",
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"div[class*='text-sm']",
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"div[class*='text-xs']",
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"div[class*='mt-2']",
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"div[class*='mb-2']"
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]
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for selector in comment_selectors:
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try:
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comment_element = self.page.query_selector(selector)
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if comment_element:
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comment_text = comment_element.text_content().strip()
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if comment_text and len(comment_text) > 10: # 确保是有意义的评论
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product_info["first_comment"] = comment_text
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logger.info(f"使用选择器 {selector} 找到第一个评论: {product_info['first_comment'][:50]}...")
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break
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except Exception as e:
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logger.debug(f"使用选择器 {selector} 提取第一个评论时出错: {str(e)}")
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if "first_comment" not in product_info:
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logger.warning("未找到第一个评论")
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product_info["first_comment"] = "未找到"
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# 尝试提取其他有用信息
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try:
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# 尝试获取产品标签
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tag_elements = self.page.query_selector_all("[class*='tag'], [class*='category'], [class*='topic'], [class*='badge']")
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if tag_elements:
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tags = [tag.text_content().strip() for tag in tag_elements if tag.text_content().strip()]
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product_info["tags"] = tags[:5] # 最多取5个标签
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logger.info(f"找到标签: {tags[:3]}")
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except Exception as e:
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logger.debug(f"提取标签时出错: {str(e)}")
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# 尝试获取点赞数
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try:
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like_elements = self.page.query_selector_all("[class*='vote'], [class*='like'], [class*='upvote'], [data-test='vote-count'], [class*='count']")
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if like_elements:
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product_info["likes"] = like_elements[0].text_content().strip()
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logger.info(f"点赞数: {product_info['likes']}")
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except Exception as e:
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logger.debug(f"提取点赞数时出错: {str(e)}")
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# 尝试获取评论数
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try:
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comment_count_elements = self.page.query_selector_all("[class*='comment-count'], [class*='comments'], [data-test='comment-count'], [class*='count']")
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if comment_count_elements:
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product_info["comment_count"] = comment_count_elements[0].text_content().strip()
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logger.info(f"评论数: {product_info['comment_count']}")
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except Exception as e:
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logger.debug(f"提取评论数时出错: {str(e)}")
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# 尝试获取产品图片
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try:
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img_elements = self.page.query_selector_all("img[class*='product'], img[alt*='product'], img[alt*='logo'], img[src*='product']")
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if img_elements:
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product_info["image_url"] = img_elements[0].get_attribute("src")
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logger.info(f"产品图片URL: {product_info['image_url']}")
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except Exception as e:
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logger.debug(f"提取产品图片时出错: {str(e)}")
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return product_info
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except Exception as e:
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logger.error(f"提取产品信息失败: {str(e)}")
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return None
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def save_to_file(self, data, filename="product_info.json"):
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"""保存数据到文件"""
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try:
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with open(filename, "w", encoding="utf-8") as f:
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json.dump(data, f, ensure_ascii=False, indent=2)
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logger.info(f"数据已保存到 {filename}")
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return True
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except Exception as e:
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logger.error(f"保存数据失败: {str(e)}")
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return False
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def save_screenshot(self, filename="product_screenshot.png"):
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"""保存页面截图，用于调试"""
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try:
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self.page.screenshot(path=filename, full_page=True)
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logger.info(f"页面截图已保存到 {filename}")
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return True
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except Exception as e:
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logger.error(f"保存页面截图失败: {str(e)}")
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return False
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def save_html(self, filename="product_page.html"):
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"""保存页面HTML，用于调试"""
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try:
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html_content = self.page.content()
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with open(filename, "w", encoding="utf-8") as f:
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f.write(html_content)
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logger.info(f"页面HTML已保存到 {filename}")
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return True
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except Exception as e:
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logger.error(f"保存页面HTML失败: {str(e)}")
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return False
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def close(self):
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"""关闭浏览器"""
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try:
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if self.context:
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self.context.close()
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if self.browser:
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self.browser.close()
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if self.playwright:
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self.playwright.stop()
|
|||
|
|
logger.info("浏览器已关闭")
|
|||
|
|
except Exception as e:
|
|||
|
|
logger.error(f"关闭浏览器时出错: {str(e)}")
|
|||
|
|
|
|||
|
|
def scrape_product(self):
|
|||
|
|
"""执行完整的抓取流程"""
|
|||
|
|
if not self.connect_to_browser():
|
|||
|
|
logger.error("无法连接到浏览器")
|
|||
|
|
return False
|
|||
|
|
|
|||
|
|
try:
|
|||
|
|
if not self.navigate_to_product():
|
|||
|
|
logger.error("无法导航到产品页面")
|
|||
|
|
return False
|
|||
|
|
|
|||
|
|
# 保存截图和HTML用于调试
|
|||
|
|
self.save_screenshot()
|
|||
|
|
self.save_html()
|
|||
|
|
|
|||
|
|
product_info = self.extract_product_info()
|
|||
|
|
if product_info:
|
|||
|
|
self.save_to_file(product_info)
|
|||
|
|
return True
|
|||
|
|
else:
|
|||
|
|
logger.error("未能提取产品信息")
|
|||
|
|
return False
|
|||
|
|
finally:
|
|||
|
|
self.close()
|
|||
|
|
|
|||
|
|
def main():
|
|||
|
|
logger.info("开始ProductHunt产品信息抓取")
|
|||
|
|
scraper = ProductHuntScraper()
|
|||
|
|
|
|||
|
|
# 可以修改product_url来抓取其他产品
|
|||
|
|
# scraper.product_url = "https://www.producthunt.com/products/your-product"
|
|||
|
|
|
|||
|
|
success = scraper.scrape_product()
|
|||
|
|
|
|||
|
|
if success:
|
|||
|
|
logger.info("产品信息抓取完成")
|
|||
|
|
else:
|
|||
|
|
logger.error("产品信息抓取失败")
|
|||
|
|
|
|||
|
|
if __name__ == "__main__":
|
|||
|
|
main()
|