Initial commit based on https://github.com/minio/minio/releases/tag/RELEASE.2020-07-02T00-15-09Z

browser/app/js/utils.js

@@ -0,0 +1,119 @@
+/*
+ * MinIO Cloud Storage (C) 2016 MinIO, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+import { minioBrowserPrefix, SORT_ORDER_DESC } from "./constants.js"
+
+export const sortObjectsByName = (objects, order) => {
+  let folders = objects.filter(object => object.name.endsWith("/"))
+  let files = objects.filter(object => !object.name.endsWith("/"))
+  folders = folders.sort((a, b) => {
+    if (a.name.toLowerCase() < b.name.toLowerCase()) return -1
+    if (a.name.toLowerCase() > b.name.toLowerCase()) return 1
+    return 0
+  })
+  files = files.sort((a, b) => {
+    if (a.name.toLowerCase() < b.name.toLowerCase()) return -1
+    if (a.name.toLowerCase() > b.name.toLowerCase()) return 1
+    return 0
+  })
+  if (order === SORT_ORDER_DESC) {
+    folders = folders.reverse()
+    files = files.reverse()
+  }
+  return [...folders, ...files]
+}
+
+export const sortObjectsBySize = (objects, order) => {
+  let folders = objects.filter(object => object.name.endsWith("/"))
+  let files = objects.filter(object => !object.name.endsWith("/"))
+  files = files.sort((a, b) => a.size - b.size)
+  if (order === SORT_ORDER_DESC) files = files.reverse()
+  return [...folders, ...files]
+}
+
+export const sortObjectsByDate = (objects, order) => {
+  let folders = objects.filter(object => object.name.endsWith("/"))
+  let files = objects.filter(object => !object.name.endsWith("/"))
+  files = files.sort(
+    (a, b) =>
+      new Date(a.lastModified).getTime() - new Date(b.lastModified).getTime()
+  )
+  if (order === SORT_ORDER_DESC) files = files.reverse()
+  return [...folders, ...files]
+}
+
+export const pathSlice = path => {
+  path = path.replace(minioBrowserPrefix, "")
+  let prefix = ""
+  let bucket = ""
+  if (!path)
+    return {
+      bucket,
+      prefix
+    }
+  let objectIndex = path.indexOf("/", 1)
+  if (objectIndex == -1) {
+    bucket = path.slice(1)
+    return {
+      bucket,
+      prefix
+    }
+  }
+  bucket = path.slice(1, objectIndex)
+  prefix = path.slice(objectIndex + 1)
+  return {
+    bucket,
+    prefix
+  }
+}
+
+export const pathJoin = (bucket, prefix) => {
+  if (!prefix) prefix = ""
+  return minioBrowserPrefix + "/" + bucket + "/" + prefix
+}
+
+export const getRandomAccessKey = () => {
+  const alphaNumericTable = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ"
+  let arr = new Uint8Array(20)
+  window.crypto.getRandomValues(arr)
+  const random = Array.prototype.map.call(arr, v => {
+    const i = v % alphaNumericTable.length
+    return alphaNumericTable.charAt(i)
+  })
+  return random.join("")
+}
+
+export const getRandomSecretKey = () => {
+  let arr = new Uint8Array(40)
+  window.crypto.getRandomValues(arr)
+  const binStr = Array.prototype.map
+    .call(arr, v => {
+      return String.fromCharCode(v)
+    })
+    .join("")
+  const base64Str = btoa(binStr)
+  return base64Str.replace(/\//g, "+").substr(0, 40)
+}
+
+export const getRandomString = length => {
+  var text = ""
+  var possible =
+    "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789"
+  for (var i = 0; i < length; i++) {
+    text += possible.charAt(Math.floor(Math.random() * possible.length))
+  }
+  return text
+}