抖音视频舆情

抖音视频舆情抓取
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// ==UserScript==
// @name         抖音视频舆情
// @namespace    http://tampermonkey.net/
// @version      0.0.2
// @description  抖音视频舆情抓取
// @author       daben
// @match        https://www.douyin.com/video/*
// @icon         https://www.google.com/s2/favicons?sz=64&domain=toutiao.com
// @license      MIT
// @grant        none
// ==/UserScript==

(function() {
  'use strict';

  function getElement(xpath) {
    return document.evaluate(xpath, document).iterateNext()
  }
  function getArticleNum(xpath, defaultText) {
    var el = document.evaluate(xpath, document).iterateNext()
    var num = el ? el.textContent.trim() : 0;
    return /^\d+$/.test(num) ? num : defaultText;
  }
  function getCopyNum(numText) {
    return /^\d+$/.test(numText) ? numText : (parseInt(numText) || 0)
  }

  window.addEventListener('load', function() {
    setTimeout(() => {
      // 获取标题，这里假设标题元素是h1标签，可根据实际调整选择器
      var titleElement = document.querySelector('h1 span span + span span span span span span');
      var title = titleElement? titleElement.textContent.trim() : '未获取到标题';
      // 获取作者，假设作者信息在class为"author"的元素内，需按实际修改选择器
      var authorElement = getElement('//*[@id="douyin-right-container"]/div[2]/div/div/div[1]/div[4]/div/div[1]/div[2]/a/div/span/span/span/span/span/span');
      var author = authorElement? authorElement.textContent.trim() : '未获取到作者';
      // 获取发布时间，假设在class为"publish-time"的元素内，按需修改选择器
      var timeElement = getElement('//*[@id="douyin-right-container"]/div[2]/div/div/div[1]/div[3]/div/div[2]/div[2]/span/text()[2]');
      var time = timeElement? timeElement.textContent.trim() : '未获取到发布时间';
      // 获取文章内容所在元素，假设文章内容在id为"article-content"的元素内，按实际调整
      var contentElement = document.querySelector('.time-duration');
      var wordCount = contentElement? contentElement.textContent.trim() : 0;
      // // 阅读数
      // var readnum = getArticleNum('.read-num em', '未获取到阅读数')
      // 点赞数
      var likeNum = getArticleNum('//*[@id="douyin-right-container"]/div[2]/div/div/div[1]/div[3]/div/div[2]/div[1]/div[1]/span', '未获取到点赞数')
      // 评论数
      var commentNum = getArticleNum('//*[@id="douyin-right-container"]/div[2]/div/div/div[1]/div[3]/div/div[2]/div[1]/div[2]/span', '未获取到评论数')
      // 收藏数
      var collectNum = getArticleNum('//*[@id="douyin-right-container"]/div[2]/div/div/div[1]/div[3]/div/div[2]/div[1]/div[3]/span', '未获取到收藏数')
      // 分享数
      var shareNum = getArticleNum('//*[@id="douyin-right-container"]/div[2]/div/div/div[1]/div[3]/div/div[2]/div[1]/div[4]/span', '未获取到分享数')

      // 创建一个用于显示信息的div元素作为浮窗
      var infoDiv = document.createElement('div');
      infoDiv.style.position = 'fixed';
      infoDiv.style.top = '0';
      infoDiv.style.right = '0';
      infoDiv.style.backgroundColor = 'rgba(255, 255, 255, 0.8)';
      infoDiv.style.padding = '10px';
      infoDiv.style.border = '1px solid gray';
      infoDiv.style.zIndex = '9999';

      // 创建关闭按钮元素
      var closeButton = document.createElement('span');
      closeButton.id = '__close_btn__';
      closeButton.textContent = '×';
      closeButton.style.cursor = 'pointer';
      closeButton.style.float = 'right';
      closeButton.style.fontSize = '18px';
      closeButton.style.color = 'red';

      // 创建复制按钮元素
      var copyButton = document.createElement('span');
      copyButton.id = '__copy__';
      copyButton.textContent = '复制';
      copyButton.style.cursor = 'pointer';
      copyButton.style.float = 'right';
      copyButton.style.marginRight = '5px';
      copyButton.style.fontSize = '18px';
      copyButton.style.color = 'blue';

      // 先将关闭按钮添加到浮窗中
      infoDiv.appendChild(closeButton);
      // 再将复制按钮添加到浮窗中
      infoDiv.appendChild(copyButton);

      // 将信息拼接成字符串并设置到浮窗的innerHTML中
      var infoText = `标题：${title}<br>作者：${author}<br>发布时间：${time}<br>时长：${wordCount}<br>点赞数：${likeNum}<br>评论数：${commentNum}<br>收藏数：${collectNum}<br>分享数：${collectNum}`;
      infoDiv.innerHTML += infoText;

      // 将浮窗添加到页面的body元素中
      document.body.appendChild(infoDiv);

      document.querySelector('#__close_btn__').addEventListener('click', function() {
        infoDiv.parentNode.removeChild(infoDiv);
      });

      document.querySelector('#__copy__').onclick = function() {
        var copyText = `${time.replace(/[年月]/g, '/').replace(/日/, '')}\t抖音视频\t${author}\t${title}\t${window.location.href}\t点赞${getCopyNum(likeNum)} 评论${getCopyNum(commentNum)} 收藏${getCopyNum(collectNum)} 分享${getCopyNum(shareNum)}\t${wordCount}`;
        navigator.clipboard.writeText(copyText).then(function() {
          console.log('已复制到剪贴板');
        }).catch(function(err) {
          console.error('复制失败：', err);
        });
      };
    }, 10 * 1000)
  });
})();
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