JSDataStructures/gethtml.js at master · ChangLCS/JSDataStructures · GitHub

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// ==UserScript==
// @name        进入链接读取html
// @namespace   gethtml
// @description 进入链接读取html
// @version     1.0
// @grant       Chang
// ==/UserScript==
(function() {
  console.log('pachongceshi');

  var topdiv = document.createElement('div');
  var btn = document.createElement('button');
  var input = document.createElement('input');
  var timeInterval;

  var isGo = false;

  var reload = () => {
    isGo = false;
    btn.style.backgroundColor = '#090';
    btn.innerText = '开始   ' + input.value;
    clearInterval(timeInterval);
    btn.onclick = startBtn;
  };

  var init = function(value) {
    var end = 27547;
    var getPage = (indexppppp) => {
      input.value = indexppppp;
      if (indexppppp <= end) {
        var $content = document.getElementById('content');
        var $list = $content.querySelectorAll('a');
        if ($list && $list.length) {
          const retList = [];
          for (let i = 0; i < $list.length; i += 1) {
            const item = $list[i];
            retList.push({
              name: item.innerText,
              url: item.href,
            });
          }
          var data = {
            index: indexppppp,
            data: retList,
          };
          var xhr = new XMLHttpRequest();
          xhr.open('POST', 'http://localhost:9000/pachong', true);
          xhr.setRequestHeader('Content-Type', 'appivation/form-data');
          xhr.send(JSON.stringify(data));
          console.log('go', indexppppp);

          xhr.onreadystatechange = () => {
            //响应信息返回后处理，在页面提示用户
            if (xhr.readyState === 4 && isGo) {
              console.log('result', indexppppp, xhr);
              $imgList = $content.querySelectorAll('img');
              if ($imgList && $imgList.length) {
                $imgList[2].click();
                setTimeout(() => {
                  getPage(indexppppp + 1);
                }, 2000);
              } else {
                reload();
                console.error('出错了，页码：', indexppppp);
              }
            }
          };
        } else {
          reload();
          console.error('页码报错，当前页码', indexppppp);
        }
      }
    };

    if (Number(value)) {
      getPage(Number(value));
    } else {
      console.error('请输入正确的数字');
    }
  };

  var startBtn = () => {
    isGo = true;
    btn.style.backgroundColor = '#f00';
    var itime = 0;
    var BtnTime = function() {
      btn.innerText = '正在扒东西，请稍等（' + (itime = itime + 0.1).toFixed(2) + 's）';
    };
    timeInterval = setInterval(BtnTime, 100);
    init(input.value);
    btn.onclick = reload;
  };

  topdiv.style = 'width: 100%; height: 40px; position: relative; opacity: 0;';
  input.id = 'pachonginput';
  input.value = '1';
  input.style =
    'width: 100%; height: 40px; display: block; font-size: 14px; position: fixed; top: 0; left: 0; z-index: 9999999999999;';
  btn.id = 'ChangImgGoToDown';
  btn.value = '开始';
  btn.innerText = '开始';
  btn.style =
    'width: 100%; height: 40px; display: block; font-size: 14px; position: fixed; top: 40px; left: 0; z-index: 9999999999999; background-color: #090; color: #fff;';
  btn.onclick = startBtn;
  document.body.insertBefore(input, document.getElementsByTagName('table')[0]);
  document.body.insertBefore(btn, document.getElementsByTagName('table')[0]);
  document.body.insertBefore(topdiv, document.getElementsByTagName('table')[0]);
})();