656 lines
31 KiB
Python
656 lines
31 KiB
Python
#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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"""
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使用Playwright连接远程Chrome调试端口访问ProductHunt页面
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"""
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import asyncio
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from playwright.async_api import async_playwright
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from loguru import logger
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import sys
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from datetime import datetime
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# 配置日志
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logger.remove()
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logger.add(sys.stderr, level="INFO", format="<green>{time:YYYY-MM-DD HH:mm:ss}</green> | <level>{level: <8}</level> | <cyan>{name}</cyan>:<cyan>{function}</cyan>:<cyan>{line}</cyan> - <level>{message}</level>")
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class ProductHuntScraper:
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"""ProductHunt数据抓取器"""
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def __init__(self, debug_port=9222):
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self.debug_port = debug_port
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self.browser = None
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self.page = None
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self.click_records = [] # 记录点击行为
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self.dom_selection_records = [] # 记录DOM选取行为
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async def connect_to_existing_chrome(self):
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"""连接到已运行的Chrome实例"""
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logger.info(f"正在连接到Chrome远程调试端口 {self.debug_port}")
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try:
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# 创建Playwright实例并保持引用
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self.playwright = await async_playwright().start()
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# 连接到已运行的Chrome实例
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self.browser = await self.playwright.chromium.connect_over_cdp(
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f"http://localhost:{self.debug_port}"
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)
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# 获取第一个上下文（通常是默认的）
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contexts = self.browser.contexts
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if contexts:
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context = contexts[0]
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# 获取第一个页面
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pages = context.pages
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if pages:
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self.page = pages[0]
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else:
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# 如果没有页面，创建新页面
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self.page = await context.new_page()
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else:
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# 如果没有上下文，创建新上下文
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context = await self.browser.new_context()
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self.page = await context.new_page()
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logger.success("成功连接到Chrome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Chrome失败: {e}")
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return False
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async def record_click(self, x, y, selector="", description=""):
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"""记录点击行为"""
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click_record = {
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"timestamp": datetime.now().strftime("%Y-%m-%d %H:%M:%S"),
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"type": "click",
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"x": x,
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"y": y,
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"selector": selector,
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"description": description
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}
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self.click_records.append(click_record)
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logger.info(f"记录点击: {description} - 坐标({x}, {y}) - 选择器: {selector}")
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async def record_dom_selection(self, selector, description=""):
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"""记录DOM选取行为"""
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dom_record = {
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"timestamp": datetime.now().strftime("%Y-%m-%d %H:%M:%S"),
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"type": "dom_selection",
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"selector": selector,
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"description": description
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}
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self.dom_selection_records.append(dom_record)
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logger.info(f"记录DOM选取: {description} - 选择器: {selector}")
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async def save_behavior_records(self):
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"""保存行为记录到文件"""
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import json
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records = {
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"click_records": self.click_records,
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"dom_selection_records": self.dom_selection_records
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}
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filename = f"playwright_behavior_records_{datetime.now().strftime('%Y%m%d_%H%M%S')}.json"
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with open(filename, "w", encoding="utf-8") as f:
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json.dump(records, f, ensure_ascii=False, indent=2)
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logger.success(f"行为记录已保存到: {filename}")
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async def navigate_to_producthunt(self, url):
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"""导航到ProductHunt页面"""
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if not self.page:
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logger.error("页面未初始化")
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return False
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try:
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logger.info(f"正在访问: {url}")
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# 增加页面导航超时时间到300秒
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await self.page.goto(url, wait_until="domcontentloaded", timeout=300000)
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# 等待页面标题包含"Product Hunt"，最长等待300秒
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logger.info("等待页面标题包含'Product Hunt'...")
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max_wait_time = 60 # 最大等待时间（秒）
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wait_interval = 5 # 检查间隔（秒）
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waited_time = 0
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while waited_time < max_wait_time:
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# 获取页面标题
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title = await self.page.title()
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logger.info(f"当前页面标题: {title}")
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# 检查标题是否包含"Product Hunt"
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if "Product Hunt" in title:
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logger.success(f"页面标题已包含'Product Hunt'，等待时间: {waited_time}秒")
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logger.success("Product Hunt网站已成功打开")
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return True
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# 检查是否遇到Cloudflare验证
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if "Just a moment" in title or "请稍候" in title or "Checking your browser" in title:
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logger.info("遇到Cloudflare验证，等待验证完成...")
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await asyncio.sleep(10) # 等待10秒
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waited_time += 10
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continue
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# 检查是否已成功加载页面内容
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try:
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# 尝试查找页面中的关键元素
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h1_element = await self.page.query_selector("h1")
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if h1_element:
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logger.success("检测到页面内容已加载")
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return True
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except Exception:
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pass
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# 等待一段时间后再次检查
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await asyncio.sleep(wait_interval)
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waited_time += wait_interval
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logger.info(f"已等待 {waited_time} 秒，继续等待...")
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# 如果超时仍未找到目标标题
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logger.warning(f"等待超时（{max_wait_time}秒），页面标题仍未包含'Product Hunt'")
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logger.info(f"最终页面标题: {await self.page.title()}")
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# 即使超时，如果页面正常加载也返回True
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final_title = await self.page.title()
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if final_title and "Not Found" not in final_title and "Error" not in final_title:
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logger.success("页面已正常加载，但标题不符合预期")
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return True
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else:
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logger.error("页面加载失败")
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return False
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except Exception as e:
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logger.error(f"访问页面失败: {e}")
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return False
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async def extract_maker_statement_from_current_window(self, maker_link, maker_text):
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"""在当前窗口中提取制作人发言"""
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if not maker_link:
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logger.warning("制作人链接为空")
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return ""
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if not self.page:
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logger.error("当前页面未初始化")
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return ""
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try:
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# 记录点击制作人链接的行为
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await self.record_click("制作人链接", "点击制作人链接在当前窗口打开")
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# 保存当前页面的URL，以便后续返回
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original_url = self.page.url
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logger.info(f"保存当前页面URL: {original_url}")
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# 在当前页面导航到制作人链接
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logger.info(f"正在在当前窗口打开制作人链接: {maker_link}")
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# 设置更长的超时时间来处理模态窗口
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try:
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await self.page.goto(maker_link, wait_until="domcontentloaded", timeout=60000)
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logger.success("页面导航成功")
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except Exception as e:
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logger.error(f"页面导航失败: {e}")
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# 尝试返回原始页面
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try:
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await self.page.goto(original_url, wait_until="domcontentloaded")
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logger.success(f"已返回原始页面: {original_url}")
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except Exception as return_error:
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logger.error(f"返回原始页面失败: {return_error}")
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return ""
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# 等待页面加载
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await self.page.wait_for_load_state("networkidle")
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# 检查并处理可能的模态窗口
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try:
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logger.info("检查是否存在模态窗口...")
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modal_selectors = [
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"[role='dialog']",
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".modal",
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".modal-dialog",
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"[data-testid='modal']",
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"[class*='modal']",
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"[class*='overlay']",
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"[class*='dialog']",
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"[class*='popup']"
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]
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for selector in modal_selectors:
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try:
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modal_element = await self.page.query_selector(selector)
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if modal_element:
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logger.info(f"检测到模态窗口，选择器: {selector}")
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# 尝试关闭模态窗口
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close_selectors = [
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"[aria-label='Close']",
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".close",
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".modal-close",
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"[data-testid='close']",
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"button:has-text('Close')",
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"button:has-text('关闭')",
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"button:has-text('X')"
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]
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for close_selector in close_selectors:
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try:
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close_button = await modal_element.query_selector(close_selector)
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if close_button:
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await close_button.click()
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logger.success(f"已关闭模态窗口，使用选择器: {close_selector}")
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await self.page.wait_for_timeout(1000) # 等待关闭动画
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break
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except Exception:
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continue
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# 如果模态窗口仍然存在，尝试点击模态窗口外部关闭
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try:
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await self.page.mouse.click(10, 10) # 点击页面左上角
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logger.info("尝试点击页面外部关闭模态窗口")
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await self.page.wait_for_timeout(1000)
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except Exception:
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pass
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break
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except Exception:
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continue
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except Exception as e:
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logger.warning(f"检查模态窗口时出错: {e}")
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# 快速检查页面是否已加载
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logger.info("快速检查页面加载状态...")
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# 立即尝试获取页面内容，不等待特定元素
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try:
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title_text = await self.page.title()
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logger.info(f"页面标题: {title_text}")
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except Exception as e:
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logger.warning(f"获取页面标题失败: {e}")
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# 快速检查页面是否有内容
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try:
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body_element = await self.page.query_selector("body")
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if body_element:
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body_text = await body_element.text_content()
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if len(body_text.strip()) > 10:
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logger.success("页面内容已加载")
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else:
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logger.warning("页面内容为空或过短")
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except Exception as e:
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logger.warning(f"检查页面内容失败: {e}")
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# 短暂等待确保DOM稳定
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logger.info("等待DOM稳定...")
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await self.page.wait_for_timeout(2000) # 等待2秒
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# 保存模态窗口截图用于调试
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modal_screenshot = "modal_window_debug.png"
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await self.page.screenshot(path=modal_screenshot, full_page=True)
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logger.info(f"模态窗口调试截图已保存到: {modal_screenshot}")
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# 首先检查页面内容，获取页面主要文本
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try:
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page_content = await self.page.content()
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logger.info("页面内容已获取")
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# 检查页面是否包含常见的关键词
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keywords = ['comment', 'discussion', 'maker', 'creator', 'author', 'statement', 'description']
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found_keywords = [kw for kw in keywords if kw in page_content.lower()]
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if found_keywords:
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logger.info(f"页面包含关键词: {found_keywords}")
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else:
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logger.warning("页面未检测到常见关键词")
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except Exception as e:
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logger.error(f"获取页面内容失败: {e}")
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# 提取制作人评论内容 - 针对模态窗口的多种选择器策略
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logger.info("正在提取制作人评论内容...")
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# 策略1：尝试多种XPath选择器
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xpath_selectors = [
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# 新的主要选择器：包含prose、prose-format和richText类的div
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"//div[contains(@class, 'prose') and contains(@class, 'prose-format') and contains(@class, 'richText')]",
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# 备用选择器
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'//*[@id="comment-4597755"]/div/div[2]/div/div/div', # 原始选择器
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'//div[contains(@class, "comment")]//div[contains(@class, "text")]', # 通用评论选择器
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'//div[contains(@class, "modal")]//div[contains(@class, "content")]', # 模态窗口内容
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'//div[contains(@class, "dialog")]//div[contains(@class, "body")]', # 对话框内容
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'//section//div[contains(@class, "text")]', # section内的文本内容
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'//div[contains(@class, "launch")]//div[contains(@class, "description")]', # 发布描述
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'//article//div[contains(@class, "content")]', # 文章内容
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'//main//div[contains(@class, "text")]', # 主要内容区文本
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# 其他备用选择器
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"//div[contains(@class, 'styles_commentsContainer')]//div[contains(@class, 'styles_comment')]//div[contains(@class, 'styles_commentBody')]//p",
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"//div[contains(@class, 'comment')]//p",
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"//div[contains(@class, 'comments')]//p",
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]
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for i, xpath in enumerate(xpath_selectors, 1):
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try:
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logger.info(f"尝试选择器 {i}/{len(xpath_selectors)}: {xpath}")
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comment_element = await self.page.query_selector(f'xpath={xpath}')
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if comment_element:
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maker_statement = (await comment_element.text_content()).strip()
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if maker_statement: # 确保有内容
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logger.success(f"使用选择器 {i} 成功提取制作人评论内容: {maker_statement[:200]}...")
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# 提取完成后返回原始页面
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logger.info("提取完成，正在返回原始产品页面...")
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await self.page.goto(original_url, wait_until="domcontentloaded")
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logger.success(f"已成功返回原始页面: {original_url}")
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return maker_statement
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else:
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logger.warning(f"选择器 {i} 提取的内容为空")
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except Exception as e:
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logger.warning(f"选择器 {i} 失败: {e}")
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# 策略2：如果所有选择器都失败，尝试提取页面主要文本内容
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logger.info("所有选择器失败，尝试提取页面主要文本内容...")
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try:
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# 获取页面body文本
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body_element = await self.page.query_selector('body')
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if body_element:
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full_text = (await body_element.text_content()).strip()
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# 提取前500个字符作为制作人发言
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if len(full_text) > 100:
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maker_statement = full_text[:500]
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logger.info(f"提取页面主要文本内容: {maker_statement[:200]}...")
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# 提取完成后返回原始页面
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logger.info("提取完成，正在返回原始产品页面...")
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await self.page.goto(original_url, wait_until="domcontentloaded")
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logger.success(f"已成功返回原始页面: {original_url}")
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return maker_statement
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except Exception as e:
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logger.error(f"提取页面主要文本内容失败: {e}")
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# 策略3：如果仍然失败，记录页面截图以便调试
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logger.warning("所有提取策略都失败，保存截图用于调试...")
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try:
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screenshot_path = "modal_debug_screenshot.png"
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await self.page.screenshot(path=screenshot_path, full_page=True)
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logger.info(f"模态窗口截图已保存到: {screenshot_path}")
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except Exception as e:
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logger.error(f"保存截图失败: {e}")
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# 即使未找到元素，也返回原始页面
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logger.info("正在返回原始产品页面...")
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await self.page.goto(original_url, wait_until="domcontentloaded")
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logger.success(f"已成功返回原始页面: {original_url}")
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return ""
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except Exception as e:
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logger.error(f"在当前窗口打开制作人链接失败: {e}")
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# 保存当前页面截图用于调试
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try:
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debug_screenshot = "debug_maker_link_failure.png"
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await self.page.screenshot(path=debug_screenshot, full_page=True)
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logger.info(f"错误调试截图已保存到: {debug_screenshot}")
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except Exception as screenshot_error:
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logger.error(f"保存调试截图失败: {screenshot_error}")
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# 发生异常时也尝试返回原始页面
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try:
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logger.info("发生异常，尝试返回原始产品页面...")
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await self.page.goto(original_url, wait_until="domcontentloaded")
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logger.success(f"已成功返回原始页面: {original_url}")
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except Exception as return_error:
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logger.error(f"返回原始页面失败: {return_error}")
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return ""
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async def _extract_maker_statement_direct_open(self, maker_link, maker_text):
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"""备用方法：直接在新窗口中打开链接"""
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try:
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logger.info("使用备用方法：直接在新窗口中打开链接...")
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# 创建新页面
|
||
new_page = await self.browser.new_page()
|
||
|
||
# 导航到制作人页面
|
||
await new_page.goto(maker_link, wait_until="domcontentloaded", timeout=30000)
|
||
|
||
# 等待页面加载
|
||
await new_page.wait_for_timeout(15000)
|
||
logger.info("页面加载等待完成，开始提取内容...")
|
||
|
||
# 抓取第一个section的tag
|
||
await self.record_dom_selection('section', "备用方法-新窗口第一个section标签")
|
||
first_section = await new_page.query_selector('section')
|
||
if first_section:
|
||
logger.success("找到第一个section标签")
|
||
|
||
# 在section下面找一个没有任何class的div标签
|
||
await self.record_dom_selection('div:not([class])', "备用方法-section下无class的div标签")
|
||
div_without_class = await first_section.query_selector('div:not([class])')
|
||
if div_without_class:
|
||
logger.success("找到无class的div标签")
|
||
|
||
# 提取div及其子标签的所有文本内容
|
||
maker_statement = await div_without_class.inner_text()
|
||
result = maker_statement.strip()
|
||
|
||
logger.info(f"制作人发言(新窗口): {result[:2000]}...")
|
||
else:
|
||
logger.warning("未找到无class的div标签")
|
||
# 回退到提取section的文本内容
|
||
section_text = await first_section.inner_text()
|
||
result = section_text.strip()
|
||
logger.info(f"制作人发言(回退section): {result[:200]}...")
|
||
else:
|
||
logger.warning("未找到section标签")
|
||
# 回退到原始a标签文本
|
||
result = maker_text
|
||
logger.info(f"制作人发言(回退a标签): {maker_text[:200]}...")
|
||
|
||
# 添加充分延迟，确保内容完全加载
|
||
logger.info("等待内容完全稳定...")
|
||
await new_page.wait_for_timeout(3000)
|
||
|
||
# 关闭新页面
|
||
await new_page.close()
|
||
logger.info("新窗口已关闭")
|
||
|
||
return result
|
||
|
||
except Exception as e:
|
||
logger.error(f"备用方法也失败: {e}")
|
||
# 如果备用方法也失败，回退到原始a标签文本
|
||
return maker_text
|
||
|
||
async def extract_product_info(self):
|
||
"""提取产品信息"""
|
||
if not self.page:
|
||
logger.error("页面未初始化")
|
||
return None
|
||
|
||
try:
|
||
product_info = {}
|
||
|
||
# 提取产品名称（XPath: //h1）
|
||
logger.info("正在提取产品名称...")
|
||
try:
|
||
await self.record_dom_selection("//h1", "产品名称")
|
||
name_element = await self.page.query_selector("xpath=//h1")
|
||
if name_element:
|
||
product_info["name"] = (await name_element.text_content()).strip()
|
||
logger.info(f"产品名称: {product_info['name']}")
|
||
else:
|
||
logger.warning("未找到XPath为//h1的元素")
|
||
except Exception as e:
|
||
logger.error(f"提取产品名称失败: {e}")
|
||
|
||
# 提取产品简介（XPath: //*[@class=\"relative text-16 font-normal text-gray-700\"]//div）
|
||
logger.info("正在提取产品简介...")
|
||
try:
|
||
await self.record_dom_selection('//*[@class="relative text-16 font-normal text-gray-700"]//div', "产品简介")
|
||
intro_element = await self.page.query_selector('xpath=//*[@class="relative text-16 font-normal text-gray-700"]//div')
|
||
if intro_element:
|
||
product_info["introduction"] = (await intro_element.text_content()).strip()
|
||
logger.info(f"产品简介: {product_info['introduction'][:200]}...")
|
||
else:
|
||
logger.warning("未找到XPath为//*[@class=\"relative text-16 font-normal text-gray-700\"]//div的元素")
|
||
except Exception as e:
|
||
logger.error(f"提取产品简介失败: {e}")
|
||
|
||
# 提取用户数（XPath: //*[@class=\"flex flex-row gap-2\"]//div/div[2]/span/p）
|
||
logger.info("正在提取用户数...")
|
||
try:
|
||
await self.record_dom_selection('//*[@class="flex flex-row gap-2"]//div/div[2]/span/p', "用户数")
|
||
user_count_element = await self.page.query_selector('xpath=//*[@class="flex flex-row gap-2"]//div/div[2]/span/p')
|
||
if user_count_element:
|
||
product_info["user_count"] = (await user_count_element.text_content()).strip()
|
||
logger.info(f"用户数: {product_info['user_count']}")
|
||
else:
|
||
logger.warning("未找到XPath为//*[@class=\"flex flex-row gap-2\"]//div/div[2]/span/p的元素")
|
||
except Exception as e:
|
||
logger.error(f"提取用户数失败: {e}")
|
||
|
||
# 提取制作人发言链接（XPath: //span[contains(@class, \"absolute\")]的父级a标签）
|
||
logger.info("正在提取制作人发言链接...")
|
||
try:
|
||
# 增加显性等待，等待页面元素加载完成
|
||
logger.info("等待页面元素加载...")
|
||
await self.page.wait_for_timeout(20000) # 等待20秒
|
||
|
||
# 先找到包含class="absolute"的span元素
|
||
await self.record_dom_selection('//span[contains(@class, "absolute")]', "制作人span标签")
|
||
span_element = await self.page.query_selector('xpath=//span[contains(@class, "absolute")]')
|
||
if span_element:
|
||
# 找到span元素的父级a标签
|
||
await self.record_dom_selection('//span[contains(@class, "absolute")]/parent::a', "制作人链接")
|
||
|
||
# 使用更可靠的方法获取父级a标签
|
||
a_element = await span_element.evaluate_handle('(element) => element.closest("a")')
|
||
|
||
# 检查a_element是否为有效的元素句柄
|
||
if a_element:
|
||
# 提取a标签的文本内容
|
||
maker_text = (await a_element.text_content()).strip()
|
||
# 提取a标签的href属性（超链接）
|
||
maker_link = await a_element.get_attribute('href')
|
||
|
||
# 拼凑完整的URL
|
||
if maker_link:
|
||
if not maker_link.startswith('http'):
|
||
# 如果是相对路径，拼凑为完整URL
|
||
base_url = "https://www.producthunt.com"
|
||
if maker_link.startswith('/'):
|
||
maker_link = base_url + maker_link
|
||
else:
|
||
maker_link = base_url + '/' + maker_link
|
||
|
||
# 验证URL是否有效（不能只是根路径）
|
||
if maker_link == "https://www.producthunt.com/" or maker_link == "https://www.producthunt.com":
|
||
logger.warning(f"制作人链接无效，跳过提取: {maker_link}")
|
||
product_info["maker_link"] = ""
|
||
product_info["maker_statement"] = ""
|
||
else:
|
||
product_info["maker_link"] = maker_link
|
||
logger.info(f"制作人链接: {maker_link}")
|
||
|
||
# 调用子函数在当前窗口中提取制作人发言
|
||
product_info["maker_statement"] = await self.extract_maker_statement_from_current_window(maker_link, maker_text)
|
||
else:
|
||
logger.warning("未获取到制作人链接")
|
||
product_info["maker_link"] = ""
|
||
product_info["maker_statement"] = ""
|
||
else:
|
||
logger.warning("未找到制作人链接的a标签")
|
||
else:
|
||
logger.warning("未找到XPath为//span[contains(@class, \"absolute\")]的元素")
|
||
except Exception as e:
|
||
logger.error(f"提取制作人发言链接失败: {e}")
|
||
|
||
# 保存到临时文件
|
||
temp_file_path = "temp_product_info.txt"
|
||
with open(temp_file_path, "w", encoding="utf-8") as f:
|
||
f.write("=== Product Hunt 产品信息 ===\n\n")
|
||
f.write(f"产品名称: {product_info.get('name', '未获取')}\n\n")
|
||
f.write(f"产品简介: {product_info.get('introduction', '未获取')}\n\n")
|
||
f.write(f"制作人发言: {product_info.get('maker_statement', '未获取')}\n\n")
|
||
f.write(f"用户数: {product_info.get('user_count', '未获取')}\n\n")
|
||
f.write(f"提取时间: {datetime.now().strftime('%Y-%m-%d %H:%M:%S')}\n")
|
||
|
||
logger.info(f"产品信息已保存到临时文件: {temp_file_path}")
|
||
|
||
# 截取页面截图
|
||
screenshot_path = "product_screenshot.png"
|
||
await self.page.screenshot(path=screenshot_path, full_page=True)
|
||
logger.info(f"页面截图已保存到: {screenshot_path}")
|
||
|
||
return product_info
|
||
|
||
except Exception as e:
|
||
logger.error(f"提取产品信息失败: {e}")
|
||
return None
|
||
|
||
async def close(self):
|
||
"""关闭连接"""
|
||
if self.browser:
|
||
await self.browser.close()
|
||
logger.info("浏览器连接已关闭")
|
||
|
||
if hasattr(self, 'playwright') and self.playwright:
|
||
await self.playwright.stop()
|
||
logger.info("Playwright实例已关闭")
|
||
|
||
|
||
async def main():
|
||
"""主函数"""
|
||
logger.info("开始ProductHunt数据抓取任务")
|
||
|
||
# 目标URL
|
||
target_url = "https://www.producthunt.com/products/palettebrain"
|
||
|
||
# 创建抓取器实例
|
||
scraper = ProductHuntScraper(debug_port=9222)
|
||
|
||
try:
|
||
# 连接到Chrome
|
||
if not await scraper.connect_to_existing_chrome():
|
||
logger.error("无法连接到Chrome，请确保Chrome已启动并启用远程调试")
|
||
return
|
||
|
||
# 导航到目标页面
|
||
if not await scraper.navigate_to_producthunt(target_url):
|
||
logger.error("页面访问失败")
|
||
return
|
||
|
||
# 提取产品信息
|
||
product_info = await scraper.extract_product_info()
|
||
|
||
if product_info:
|
||
logger.success("产品信息提取完成")
|
||
# 保存产品信息到JSON文件
|
||
import json
|
||
with open("product_info.json", "w", encoding="utf-8") as f:
|
||
json.dump(product_info, f, ensure_ascii=False, indent=2)
|
||
logger.info("产品信息已保存到 product_info.json")
|
||
|
||
# 保存点击和DOM选取行为记录
|
||
await scraper.save_behavior_records()
|
||
logger.info("行为记录已保存到 behavior_records.json")
|
||
else:
|
||
logger.warning("未能提取到产品信息")
|
||
|
||
except Exception as e:
|
||
logger.error(f"执行过程中发生错误: {e}")
|
||
|
||
finally:
|
||
# 关闭连接
|
||
await scraper.close()
|
||
logger.info("任务完成")
|
||
|
||
|
||
if __name__ == "__main__":
|
||
asyncio.run(main()) |