New packages org (#2639)

New packages org

lib/core/pipes/file-size.pipe.ts

@@ -0,0 +1,42 @@
+/*!
+ * @license
+ * Copyright 2016 Alfresco Software, Ltd.
+ *
+ * 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 { Pipe, PipeTransform } from '@angular/core';
+
+@Pipe({
+    name: 'adfFileSize'
+})
+export class FileSizePipe implements PipeTransform {
+
+    transform(bytes: number, decimals: number = 2): string {
+        if (bytes == null || bytes === undefined) {
+            return '';
+        }
+
+        if (bytes === 0) {
+            return '0 Bytes';
+        }
+
+        const k = 1024,
+            dm = decimals || 2,
+            sizes = ['Bytes', 'KB', 'MB', 'GB', 'TB', 'PB', 'EB', 'ZB', 'YB'],
+            i = Math.floor(Math.log(bytes) / Math.log(k));
+
+        return parseFloat((bytes / Math.pow(k, i)).toFixed(dm)) + ' ' + sizes[i];
+    }
+
+}