微信公众号 替换 前端显示方案

 const axios = require('axios');const options = async (ctx, next) => {  console.log( ctx.request.body);  if(ctx.request.body.url){    ctx.body = await getDagta(ctx.request.body.url)  }else{    ctx.body = '刁毛快传url'}}; const getDagta = (url) => {  return new Promise((resolve, reject) => {    axios.get(url)    .then(response => {      let src = response.data.replace(/data-src/g, 'src')      .replace(/<script\b[^<]*(?:(?!<\/script>)<[^<]*)*<\/script>/g, '')      .replace(/https/g, 'http')      .replace(/visibility/g, " ")      .replace(/opacity/g, " ")      let htmlArr = src.split('</head>');      // 解决公众号 不显示问题      let html_src_add = htmlArr[0] + '<meta name="referrer" content="never"></head>' + htmlArr[1];      resolve(html_src_add)    })    .catch(error => {      reject(error)    });  });}module.exports = options;