MallVue/src/components/Upload/singleUpload.vue
2020-01-01 15:30:58 +08:00

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<template> 
<div>
<el-upload
:action="useOss?ossUploadUrl:minioUploadUrl"
:data="useOss?dataObj:null"
list-type="picture"
:multiple="false" :show-file-list="showFileList"
:file-list="fileList"
:before-upload="beforeUpload"
:on-remove="handleRemove"
:on-success="handleUploadSuccess"
:on-preview="handlePreview">
<el-button size="small" type="primary">点击上传</el-button>
<div slot="tip" class="el-upload__tip">只能上传jpg/png文件且不超过10MB</div>
</el-upload>
<el-dialog :visible.sync="dialogVisible">
<img width="100%" :src="fileList[0].url" alt="">
</el-dialog>
</div>
</template>
<script>
import {policy} from '@/api/oss'
export default {
name: 'singleUpload',
props: {
value: String
},
computed: {
imageUrl() {
return this.value;
},
imageName() {
if (this.value != null && this.value !== '') {
return this.value.substr(this.value.lastIndexOf("/") + 1);
} else {
return null;
}
},
fileList() {
return [{
name: this.imageName,
url: this.imageUrl
}]
},
showFileList: {
get: function () {
return this.value !== null && this.value !== ''&& this.value!==undefined;
},
set: function (newValue) {
}
}
},
data() {
return {
dataObj: {
policy: '',
signature: '',
key: '',
ossaccessKeyId: '',
dir: '',
host: '',
// callback:'',
},
dialogVisible: false,
useOss:true, //使用oss->true;使用MinIO->false
ossUploadUrl:'http://macro-oss.oss-cn-shenzhen.aliyuncs.com',
minioUploadUrl:'http://localhost:8080/minio/upload',
};
},
methods: {
emitInput(val) {
this.$emit('input', val)
},
handleRemove(file, fileList) {
this.emitInput('');
},
handlePreview(file) {
this.dialogVisible = true;
},
beforeUpload(file) {
let _self = this;
if(!this.useOss){
//不使用oss不需要获取策略
return true;
}
return new Promise((resolve, reject) => {
policy().then(response => {
_self.dataObj.policy = response.data.policy;
_self.dataObj.signature = response.data.signature;
_self.dataObj.ossaccessKeyId = response.data.accessKeyId;
_self.dataObj.key = response.data.dir + '/${filename}';
_self.dataObj.dir = response.data.dir;
_self.dataObj.host = response.data.host;
// _self.dataObj.callback = response.data.callback;
resolve(true)
}).catch(err => {
console.log(err)
reject(false)
})
})
},
handleUploadSuccess(res, file) {
this.showFileList = true;
this.fileList.pop();
let url = this.dataObj.host + '/' + this.dataObj.dir + '/' + file.name;
if(!this.useOss){
//不使用oss直接获取图片路径
url = res.data.url;
}
this.fileList.push({name: file.name, url: url});
this.emitInput(this.fileList[0].url);
}
}
}
</script>
<style>
</style>