Vue Cos 上传

cos_utils.js工具函数

代码语言：javascript复制

/*
    npm i cos-js-sdk-v5 --save

    //文件对象上传:
    utils.cos_utils.putObject(
    {
        bucket:'spoongsb-1253997188',
        region:'ap-chengdu'
    },'lecturer-files',fileObj,(progerss)=>{
        console.log(progerss)
    },(data,err)=>{
        console.error(err)
        console.log(data)
    })

    //大文件对象上传:
    utils.cos_utils.sliceUploadFile(
        utils.cos_utils.getConfig()
    ,'lecturer-files',fileObj,(progress)=>{
        console.log(JSON.stringify(progress))
    },(data,err)=>{
        console.error(err)
        console.log(data)
    })
*/
import utils from '.';
import fns from 'date-fns';
const COS = require('cos-js-sdk-v5');
const gBucket = 'spoongsb-1253997188'
const gRegion = 'ap-chengdu'
const gSecretId = ''
const gSecretKey = ''

const cos_utils = {
    //获取基本配置
    getConfig () {
        console.log('config cos ... ')
        return {
            bucket: gBucket,
            region: gRegion
        }
    },
    auth () {
        console.log('auth cos ... ')
        return new COS({
            SecretId: gSecretId,
            SecretKey: gSecretKey
        });
    },
    /*
        COS上传对象
        //基础配置
        let config = {
            bucket:'spoongsb-1253997188',
            region:'ap-chengdu'
        }
        //资源前缀
        let prefix = 'lecturer-files'
        //待上传对象
        let file = new file()
        //上传进度
        let progress = {"loaded":0,"total":49032,"speed":null,"percent":0}
        let progress = {"loaded":49032,"total":49032,"speed":75666.67,"percent":1}
        //回传结果
        callback
        data:
        {
            Location: "spoongsb-1253997188.cos.ap-chengdu.myzijiebao.com/lecturer-files/2019-09-24/1569302205144_icon.png", 
            statusCode: 200, 
            headers: 
            {
                content-length: "0"
            }
        }
        err:
        {error: "missing param Bucket"}
    */
    putObject (config, prefix, file, progress, callback) {
        let cos = utils.cos_utils.auth()
        let path = prefix   '/'   fns.format(new Date(), 'YYYY-MM-DD')   '/'   new Date().getTime()   '_'   file.name;
        console.log('上传路径 :', path)
        cos.putObject({
            Bucket: config.bucket,
            Region: config.region,
            Key: path,
            Body: file,
            onProgress: (progressData) => {
                progress(JSON.stringify(progressData))
            }
        }, (err, data) => {
            callback(data, err)
        });
    },
     /*
        COS实现文件的分块上传，适用于大文件上传
        //基础配置
        let config = {
            bucket:'spoongsb-1253997188',
            region:'ap-chengdu'
        }
        //资源前缀
        let prefix = 'lecturer-files'
        //待上传对象
        let file = new file()
        //上传进度
        let progress = {"loaded":0,"total":49032,"speed":null,"percent":0}
        let progress = {"loaded":49032,"total":49032,"speed":75666.67,"percent":1}
        //回传结果
        callback
        data:
        {
            Location: "spoongsb-1253997188.cos.ap-chengdu.myzijiebao.com/lecturer-files/2019-09-24/1569302205144_icon.png", 
            statusCode: 200, 
            headers: 
            {
                content-length: "0"
            }
        }
        err:
        {error: "missing param Bucket"}
    */
    sliceUploadFile (config, prefix, file, progress, callback) {
        let cos = utils.cos_utils.auth()
        let path = prefix   '/'   fns.format(new Date(), 'YYYY-MM-DD')   '/'   new Date().getTime()   '_'   file.name;
        console.log('上传路径 :', path)
        cos.sliceUploadFile({
            Bucket: config.bucket,
            Region: config.region,
            Key: path,
            Body: file,
            onTaskReady: (taskId) => {
                //可回传任务号非必须
                console.log(taskId);
            },
            onHashProgress: (progressData) => {
                console.log(JSON.stringify(progressData));
            },
            onProgress: (progressData) => {
                //回传进度
                progress(progressData);
            }
        }, (err, data) => {
            //回传结果
            callback(data, err)
        });
    }
}
export default cos_utils

调整ele ui upload 调用

代码语言：javascript复制

//:http-request="uploadSectionFile"
//param 是upload对象
uploadSectionFile(param){
    utils.cos_utils.sliceUploadFile(
            utils.cos_utils.getConfig()
        ,'lecturer-files',param.file,(progress)=>{
            param.onProgress({percent:progress.percent*100})
        },(data,err)=>{
            if(data!=undefined){
                if(data.statusCode == 200){
                    param.onSuccess()
                }else{
                    param.onError()
                    console.log(data.statusCode)
                }
            }else{
                param.onError()
                console.error(err)
            }
        })
}

ui upload 工具 函数

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