409 lines
18 KiB
Python
409 lines
18 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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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 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 = 300 # 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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# 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_new_window(self, maker_link, maker_text):
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"""模拟点击链接在新窗口中提取制作人发言内容"""
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try:
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logger.info("模拟点击制作人链接...")
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# 查找要点击的a标签
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a_element = await self.page.query_selector(f'a[href*="{maker_link.split("/")[-1]}"]')
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if not a_element:
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# 如果找不到特定href的a标签，尝试查找包含制作人文本的a标签
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a_element = await self.page.query_selector(f'a:has-text("{maker_text}")')
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if not a_element:
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logger.warning("未找到要点击的a标签，使用备用方法")
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# 备用方法：直接打开新窗口
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return await self._extract_maker_statement_direct_open(maker_link, maker_text)
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# 获取a标签的边界框，用于点击中间位置
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bbox = await a_element.bounding_box()
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if not bbox:
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logger.warning("无法获取a标签边界框，使用备用方法")
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return await self._extract_maker_statement_direct_open(maker_link, maker_text)
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# 计算中间位置
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center_x = bbox['x'] + bbox['width'] / 2
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center_y = bbox['y'] + bbox['height'] / 2
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logger.info(f"点击a标签中间位置: ({center_x:.1f}, {center_y:.1f})")
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# 监听新窗口打开事件
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async with self.page.context.expect_page() as new_page_info:
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# 模拟点击a标签中间位置
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await self.page.mouse.click(center_x, center_y)
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# 获取新页面
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new_page = await new_page_info.value
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# 等待新页面加载完成
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await new_page.wait_for_load_state("domcontentloaded")
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await new_page.wait_for_timeout(5000) # 额外等待2秒确保内容加载
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logger.success("新窗口已加载完成")
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# 抓取第一个section的tag
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first_section = await new_page.query_selector('section')
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if first_section:
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logger.success("找到第一个section标签")
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# 在section下面找一个没有任何class的div标签
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div_without_class = await first_section.query_selector('div:not([class])')
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if div_without_class:
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logger.success("找到无class的div标签")
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# 提取div及其子标签的所有文本内容
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maker_statement = await div_without_class.inner_text()
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result = maker_statement.strip()
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logger.info(f"制作人发言(新窗口): {result[:2000]}...")
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else:
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logger.warning("未找到无class的div标签")
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# 回退到提取section的文本内容
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section_text = await first_section.inner_text()
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result = section_text.strip()
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logger.info(f"制作人发言(回退section): {result[:200]}...")
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else:
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logger.warning("未找到section标签")
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# 回退到原始a标签文本
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result = maker_text
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logger.info(f"制作人发言(回退a标签): {maker_text[:200]}...")
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# 关闭新页面
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await new_page.close()
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logger.info("新窗口已关闭")
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return result
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except Exception as new_page_error:
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logger.error(f"模拟点击操作失败: {new_page_error}")
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# 如果模拟点击失败，使用备用方法
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return await self._extract_maker_statement_direct_open(maker_link, maker_text)
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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
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new_page = await self.browser.new_page()
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# 导航到制作人页面
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await new_page.goto(maker_link, wait_until="domcontentloaded", timeout=300000)
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# 等待页面加载
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await new_page.wait_for_timeout(3000)
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# 抓取第一个section的tag
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first_section = await new_page.query_selector('section')
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if first_section:
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logger.success("找到第一个section标签")
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# 在section下面找一个没有任何class的div标签
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div_without_class = await first_section.query_selector('div:not([class])')
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if div_without_class:
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logger.success("找到无class的div标签")
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# 提取div及其子标签的所有文本内容
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maker_statement = await div_without_class.inner_text()
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result = maker_statement.strip()
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logger.info(f"制作人发言(新窗口): {result[:2000]}...")
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else:
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logger.warning("未找到无class的div标签")
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# 回退到提取section的文本内容
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section_text = await first_section.inner_text()
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result = section_text.strip()
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logger.info(f"制作人发言(回退section): {result[:200]}...")
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else:
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logger.warning("未找到section标签")
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# 回退到原始a标签文本
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result = maker_text
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logger.info(f"制作人发言(回退a标签): {maker_text[:200]}...")
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# 关闭新页面
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await new_page.close()
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logger.info("新窗口已关闭")
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return result
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except Exception as e:
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logger.error(f"备用方法也失败: {e}")
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# 如果备用方法也失败，回退到原始a标签文本
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return maker_text
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async def extract_product_info(self):
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"""提取产品信息"""
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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 None
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try:
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product_info = {}
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# 提取产品名称（h1标签）
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name_element = await self.page.query_selector("h1")
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if name_element:
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product_info["name"] = (await name_element.text_content()).strip()
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logger.info(f"产品名称: {product_info['name']}")
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# 提取产品简介（class为"relative text-16 font-normal text-gray-700"的div）
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logger.info("正在提取产品简介...")
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try:
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intro_div = await self.page.query_selector('div.relative.text-16.font-normal.text-gray-700')
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if intro_div:
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product_info["introduction"] = (await intro_div.text_content()).strip()
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logger.info(f"产品简介: {product_info['introduction'][:200]}...")
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else:
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logger.warning("未找到class为'relative text-16 font-normal text-gray-700'的div")
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except Exception as e:
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logger.error(f"提取产品简介失败: {e}")
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# 等待制作人发言动态加载（等待class="flex flex-col gap-2"的section标签出现）
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logger.info("等待制作人发言动态加载...")
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try:
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# 等待section标签出现，最长等待60秒
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section_element = await self.page.wait_for_selector(
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'section.flex.flex-col.gap-2',
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timeout=60000
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)
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if section_element:
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logger.success("制作人发言区域已加载")
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# 查找section标签下面的第一个a标签
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a_element = await section_element.query_selector('a')
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if a_element:
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# 提取a标签的文本内容
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maker_text = (await a_element.text_content()).strip()
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# 提取a标签的href属性（超链接）
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maker_link = await a_element.get_attribute('href')
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# 拼凑完整的URL
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if maker_link and not maker_link.startswith('http'):
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# 如果是相对路径，拼凑为完整URL
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base_url = "https://www.producthunt.com"
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if maker_link.startswith('/'):
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maker_link = base_url + maker_link
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else:
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maker_link = base_url + '/' + maker_link
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product_info["maker_link"] = maker_link
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logger.info(f"制作人链接: {maker_link}")
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# 调用子函数在新窗口中提取制作人发言
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product_info["maker_statement"] = await self.extract_maker_statement_from_new_window(maker_link, maker_text)
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else:
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logger.warning("在section中未找到a标签")
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# 如果没有a标签，尝试查找span标签
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span_element = await section_element.query_selector('span')
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if span_element:
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product_info["maker_statement"] = (await span_element.text_content()).strip()
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logger.info(f"制作人发言(回退span): {product_info['maker_statement'][:200]}...")
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else:
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logger.warning("未找到span标签")
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else:
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logger.warning("制作人发言区域未加载")
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except Exception as e:
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logger.error(f"等待制作人发言加载失败: {e}")
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# 提取用户数（class="text-14 font-medium text-gray-700"的p标签）
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logger.info("正在提取用户数...")
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try:
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user_count_element = await self.page.query_selector('p.text-14.font-medium.text-gray-700')
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if user_count_element:
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product_info["user_count"] = (await user_count_element.text_content()).strip()
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logger.info(f"用户数: {product_info['user_count']}")
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else:
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logger.warning("未找到class为'text-14 font-medium text-gray-700'的p标签")
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except Exception as e:
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logger.error(f"提取用户数失败: {e}")
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# 保存到临时文件
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temp_file_path = "temp_product_info.txt"
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with open(temp_file_path, "w", encoding="utf-8") as f:
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f.write("=== Product Hunt 产品信息 ===\n\n")
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f.write(f"产品名称: {product_info.get('name', '未获取')}\n\n")
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f.write(f"产品简介: {product_info.get('introduction', '未获取')}\n\n")
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f.write(f"制作人发言: {product_info.get('maker_statement', '未获取')}\n\n")
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f.write(f"用户数: {product_info.get('user_count', '未获取')}\n\n")
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f.write(f"提取时间: {datetime.now().strftime('%Y-%m-%d %H:%M:%S')}\n")
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logger.info(f"产品信息已保存到临时文件: {temp_file_path}")
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# 截取页面截图
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screenshot_path = "product_screenshot.png"
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await self.page.screenshot(path=screenshot_path, full_page=True)
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logger.info(f"页面截图已保存到: {screenshot_path}")
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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: {e}")
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return None
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async def close(self):
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"""关闭连接"""
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if self.browser:
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await self.browser.close()
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logger.info("浏览器连接已关闭")
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if hasattr(self, 'playwright') and self.playwright:
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await self.playwright.stop()
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logger.info("Playwright实例已关闭")
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async def main():
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"""主函数"""
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logger.info("开始ProductHunt数据抓取任务")
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# 目标URL
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target_url = "https://www.producthunt.com/products/notion"
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# 创建抓取器实例
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scraper = ProductHuntScraper(debug_port=9222)
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try:
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# 连接到Chrome
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if not await scraper.connect_to_existing_chrome():
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logger.error("无法连接到Chrome，请确保Chrome已启动并启用远程调试")
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return
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# 导航到目标页面
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if not await scraper.navigate_to_producthunt(target_url):
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logger.error("页面访问失败")
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return
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# 提取产品信息
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product_info = await scraper.extract_product_info()
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if product_info:
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logger.success("产品信息提取完成")
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# 保存产品信息到JSON文件
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import json
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with open("product_info.json", "w", encoding="utf-8") as f:
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json.dump(product_info, f, ensure_ascii=False, indent=2)
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logger.info("产品信息已保存到 product_info.json")
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else:
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logger.warning("未能提取到产品信息")
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except Exception as e:
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logger.error(f"执行过程中发生错误: {e}")
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finally:
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# 关闭连接
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await scraper.close()
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logger.info("任务完成")
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if __name__ == "__main__":
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asyncio.run(main()) |