获取百度云文件夹大小

baiduyun.js

async function getCurrentSize() {
    let dirCount = 0, fileCount = 0;
    let path = location.href.match(/path=([^&]+)/);
    path = decodeURIComponent(path[1])
    console.log('starting...')
    const res = await getSize(path)
    console.log(res, dirCount, fileCount)
    
    async function getSize(path) {
        const res = await getInfo(path)
        const retNode = {size:0, list:{}}
        for(var i = 0; i < res.list.length; i ++) {
            const file = res.list[i]
            if(file.isdir === 1) {
                dirCount++
                const temp = await getSize(file.path)
                retNode.size += temp.size
                retNode.list[file.path] = temp
            } else {
                fileCount++
                retNode.size += file.size
            }
        }
        retNode.newSize = transSize(retNode.size)
        return retNode
    }
    
    async function getInfo(path) {
        const params = '&bdstoken=c3a36b87ebe9c49fc63cc45ecf974635&logid=MTU4NTc0NjA3OTc1MTAuNDE4MTQ0ODA2MDk2Nzc3ODQ=&num=10000&order=size&desc=1&clienttype=0&showempty=0&web=1&page=1&channel=chunlei&web=1&app_id=250528'
        const url = 'https://pan.baidu.com/api/list'
        const allurl = url + '?dir=' + encodeURIComponent(path) + params
        return jQuery.get(allurl)
    }

    function transSize(size) {
      if(size >= 1024 * 1024 * 1024) {
        return size / (1024 * 1024 * 1024) + 'GB'
      } else if(size >= 1024 * 1024) {
        return size / (1024 * 1024) + 'MB'
      } else if(size >= 1024) {
        return size / 1024 + 'KB'
      } else {
        return size + 'B'
      }
    }
}