update 完成OSS模块页面功能

ruoyi-ui/src/utils/ossdownload.js

@@ -0,0 +1,33 @@
+import axios from 'axios'
+import { getToken } from '@/utils/auth'
+
+const mimeMap = {
+  oss: 'application/octet-stream'
+}
+
+const baseUrl = process.env.VUE_APP_BASE_API
+export function downLoadOss(ossId, filename) {
+  var url = baseUrl + '/system/oss/download/' + ossId
+    axios({
+    method: 'get',
+    url: url,
+    responseType: 'blob',
+    headers: { 'Authorization': 'Bearer ' + getToken() }
+  }).then(res => {
+    resolveBlob(res, mimeMap.oss, filename)
+  })
+}
+/**
+ * 解析blob响应内容并下载
+ * @param {*} res blob响应内容
+ * @param {String} mimeType MIME类型
+ */
+export function resolveBlob(res, mimeType, filename) {
+  const aLink = document.createElement('a')
+  var blob = new Blob([res.data], { type: mimeType })
+  aLink.href = URL.createObjectURL(blob)
+  aLink.setAttribute('download', filename) // 设置下载文件名称
+  document.body.appendChild(aLink)
+  aLink.click()
+  document.body.removeChild(aLink);
+}