pbu-local-url/url.js

seentao local url-parse

/**
  * @description 用于处理文件存储服务器地址
  */
//env 为环境参数
function replace(url,env) {

  var parse = require('url-parse');

  // 处理文件地址
  function handle(url) {
    if(!url){
      return url
    }
    // 提取宽高
    var reg = /h_(\d+),w_(\d+)/;

    // 若匹配则该图片需要裁剪
    if (reg.test(url)) {
      return handleImg(url, RegExp.$2, RegExp.$1)
    } else {
      return handleFile(url)
    }

  }

  /**
   * 需要裁剪
   * @param  {string} url 文件地址
   * @param  {number} w 宽
   * @param  {number} h 高
   * @return {[type]}
   */
  function handleImg(url, w, h) {
    const isPublic = url.indexOf('-public') != -1 ? 'pbu-public' : 'pbu-private'
    url = url.replace('pbu-public/','')
    var urlInstance = parse(url, true);
    let pathname = `/unsafe/${w}x${h}/${isPublic}${urlInstance.pathname}`;
    return env.imgFixUrl + pathname
  }

  /**
   * 无需裁剪
   * @param  {string} url 文件地址
   */
  function handleFile(url) {
    const isPublic = url.indexOf('-public') != -1 ? 'publicUrl' : 'privateUrl'
    url = url.replace('pbu-public/','')
    var urlInstance = parse(url, true);
    return env[isPublic] + urlInstance.pathname
  }
  return handle(url)

}
module.exports = replace