文件上传组件
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fengachen
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<template>
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<div :id="containerId" style="position: relative">
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<a-upload
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name="file"
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:action="uploadAction"
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:headers="headers"
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:data="{'biz':bizPath}"
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:fileList="fileList"
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:beforeUpload="beforeUpload"
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@change="handleChange"
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:disabled="disabled"
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:returnUrl="returnUrl"
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:listType="complistType"
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@preview="handlePreview"
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v-bind="$attrs"
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v-on="childListeners"
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:class="{'uploadty-disabled':disabled}">
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<template>
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<div v-if="isImageComp">
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<a-icon type="plus" />
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<div class="ant-upload-text">{{ text }}</div>
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</div>
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<a-button v-else-if="buttonVisible">
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<a-icon type="upload" />{{ text }}
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</a-button>
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</template>
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</a-upload>
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</div>
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</template>
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<script>
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import Vue from 'vue'
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import { ACCESS_TOKEN } from "@/store/mutation-types"
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import { getFileAccessHttpUrl } from '@/api/manage';
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const Base64 = require('js-base64').Base64
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const FILE_TYPE_ALL = "all"
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const FILE_TYPE_IMG = "image"
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const FILE_TYPE_TXT = "file"
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const uidGenerator=()=>{
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return '-'+parseInt(Math.random()*10000+1,10);
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}
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export default {
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name: 'JUpload',
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data(){
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return {
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uploadAction:window._CONFIG['domianURL']+"/sys/common/upload",
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headers:{},
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fileList: [],
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newFileList: [],
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uploadGoOn:true,
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}
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},
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props:{
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text:{
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type:String,
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required:false,
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default:"点击上传"
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},
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fileType:{
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type:String,
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required:false,
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default:FILE_TYPE_ALL
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},
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/*这个属性用于控制文件上传的业务路径*/
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bizPath:{
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type:String,
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required:false,
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default:"temp"
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},
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value:{
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type:[String,Array],
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required:false
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},
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// update-begin- --- author:wangshuai ------ date:20190929 ---- for:Jupload组件增加是否能够点击
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disabled:{
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type:Boolean,
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required:false,
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default: false
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},
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// update-end- --- author:wangshuai ------ date:20190929 ---- for:Jupload组件增加是否能够点击
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//此属性被废弃了
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triggerChange:{
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type: Boolean,
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required: false,
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default: false
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},
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/**
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* update -- author:lvdandan -- date:20190219 -- for:Jupload组件增加是否返回url，
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* true：仅返回url
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* false：返回fileName filePath fileSize
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*/
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returnUrl:{
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type:Boolean,
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required:false,
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default: true
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},
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number:{
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type:Number,
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required:false,
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default: 0
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},
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buttonVisible:{
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type:Boolean,
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required:false,
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default: true
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},
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},
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watch:{
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value:{
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immediate: true,
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handler() {
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let val = this.value
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if (val instanceof Array) {
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if(this.returnUrl){
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this.initFileList(val.join(','))
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}else{
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this.initFileListArr(val);
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}
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} else {
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this.initFileList(val)
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}
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}
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}
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},
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computed:{
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//透传给下级组件的事件，需要排除本组件使用的change事件
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childListeners() {
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const vm = this;
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let result = Object.assign({},
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this.$listeners,
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)
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delete result.change;
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return result;
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},
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isImageComp(){
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return this.fileType === FILE_TYPE_IMG
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},
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complistType(){
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return this.fileType === FILE_TYPE_IMG?'picture-card':'text'
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},
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},
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created(){
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const token = Vue.ls.get(ACCESS_TOKEN);
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//---------------------------- begin 图片左右换位置 -------------------------------------
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this.headers = {"X-Access-Token":token};
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this.containerId = 'container-ty-'+new Date().getTime();
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//---------------------------- end 图片左右换位置 -------------------------------------
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},
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methods:{
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initFileListArr(val){
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if(!val || val.length==0){
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this.fileList = [];
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return;
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}
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for(var a=0;a<val.length;a++){
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this.fileList.forEach((item)=>{
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if (item.url === val[a]){
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item.uid = uidGenerator()
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item.response.status = 'done'
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}
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})
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}
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},
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initFileList(paths){
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if(!paths || paths.length==0){
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this.fileList = [];
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return;
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}
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let arr = paths.split(",")
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for(var a=0;a<arr.length;a++){
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this.fileList.forEach((item)=>{
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if (item.url === arr[a]){
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item.uid = uidGenerator()
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item.response.status = 'history'
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}
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})
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}
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},
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handlePathChange(){
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let uploadFiles = this.fileList
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let path = ''
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if(!uploadFiles || uploadFiles.length==0){
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path = ''
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}
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let arr = [];
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for(var a=0;a<uploadFiles.length;a++){
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if(uploadFiles[a].status === 'done' ) {
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arr.push(uploadFiles[a].url)
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}else{
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return;
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}
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}
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if(arr.length>0){
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path = arr.join(",")
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}
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this.$emit('change', path);
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},
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beforeUpload(file){
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this.uploadGoOn=true
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var fileType = file.type;
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if(this.fileType===FILE_TYPE_IMG){
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if(fileType.indexOf('image')<0){
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this.$message.warning('请上传图片');
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this.uploadGoOn=false
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return false;
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}
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}
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//TODO 扩展功能验证文件大小
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return true
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},
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handleChange(info) {
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if(!info.file.status && this.uploadGoOn === false){
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info.fileList.pop();
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}
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let fileList = info.fileList
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if(info.file.status==='done'){
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if(this.number>0){
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fileList = fileList.slice(-this.number);
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}
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if(info.file.response.success){
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fileList = fileList.map((file) => {
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if (file.response) {
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let reUrl = `${file.response.result.id}?token=${Vue.ls.get(ACCESS_TOKEN)}&fullfilename=${file.response.result.fileName}`;
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file.url = getFileAccessHttpUrl(reUrl);
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}
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return file;
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});
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}
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//this.$message.success(`${info.file.name} 上传成功!`);
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}else if (info.file.status === 'error') {
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this.$message.error(`${info.file.name} 上传失败.`);
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}else if(info.file.status === 'removed'){
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this.handleDelete(info.file)
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}
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this.fileList = fileList
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if(info.file.status==='done' || info.file.status === 'removed'){
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//returnUrl为true时仅返回文件路径
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if(this.returnUrl){
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this.handlePathChange()
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}else{
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//returnUrl为false时返回文件名称、文件路径及文件大小
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this.newFileList = [];
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for(var a=0;a<fileList.length;a++){
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// update-begin-author:lvdandan date:20200603 for:【TESTA-514】【开源issue】多个文件同时上传时，控制台报错
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if(fileList[a].status === 'done' ) {
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var fileJson = {
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fileName:fileList[a].name,
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filePath:fileList[a].url,
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fileSize:fileList[a].size
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};
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this.newFileList.push(fileJson);
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}else{
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return;
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}
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// update-end-author:lvdandan date:20200603 for:【TESTA-514】【开源issue】多个文件同时上传时，控制台报错
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}
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this.$emit('change', this.newFileList);
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}
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}
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},
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handleDelete(file){
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//如有需要新增 删除逻辑
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console.log(file)
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},
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handlePreview(file) {
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if (file && file.url) {
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var fileFullUrl = `${window._CONFIG['domianWebSocketURL']}/sys/common/download/${file.response.result.id}?token=${Vue.ls.get(ACCESS_TOKEN)}&fullfilename=${file.name}`
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let url = `${window._CONFIG['onlinePreviewDomainURL']}?url=${encodeURIComponent(Base64.encode(fileFullUrl))}`
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window.open(url)
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}
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},
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},
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mounted(){},
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model: {
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prop: 'value',
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event: 'change'
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}
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}
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</script>
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<style lang="less">
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.uploadty-disabled{
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.ant-upload-list-item {
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.anticon-close{
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display: none;
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}
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.anticon-delete{
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display: none;
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}
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}
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}
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</style>
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