wehub-resource-sync
70 lines
2.1 KiB
Go
70 lines
2.1 KiB
Go
/*
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations
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* under the License.
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*/
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package dir
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import (
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"fmt"
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"os"
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"path/filepath"
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)
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func CreateDirIfNotExist(path string) error {
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return os.MkdirAll(path, os.ModePerm)
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}
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func CheckDirExist(path string) bool {
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f, err := os.Stat(path)
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return err == nil && f.IsDir()
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}
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func CheckFileExist(path string) bool {
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f, err := os.Stat(path)
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return err == nil && !f.IsDir()
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}
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func DirSize(path string) (int64, error) {
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var size int64
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err := filepath.Walk(path, func(_ string, info os.FileInfo, err error) error {
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if !info.IsDir() {
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size += info.Size()
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}
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return err
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})
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return size, err
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}
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func FormatFileSize(fileSize int64) (size string) {
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switch {
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case fileSize < 1024:
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// return strconv.FormatInt(fileSize, 10) + "B"
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return fmt.Sprintf("%.2f B", float64(fileSize)/float64(1))
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case fileSize < (1024 * 1024):
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return fmt.Sprintf("%.2f KB", float64(fileSize)/float64(1024))
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case fileSize < (1024 * 1024 * 1024):
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return fmt.Sprintf("%.2f MB", float64(fileSize)/float64(1024*1024))
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case fileSize < (1024 * 1024 * 1024 * 1024):
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return fmt.Sprintf("%.2f GB", float64(fileSize)/float64(1024*1024*1024))
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case fileSize < (1024 * 1024 * 1024 * 1024 * 1024):
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return fmt.Sprintf("%.2f TB", float64(fileSize)/float64(1024*1024*1024*1024))
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default: // if fileSize < (1024 * 1024 * 1024 * 1024 * 1024 * 1024)
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return fmt.Sprintf("%.2f EB", float64(fileSize)/float64(1024*1024*1024*1024*1024))
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}
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}
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