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74 lines
1.2 KiB
Go
74 lines
1.2 KiB
Go
// Copyright 2017-2018 gf Author(https://github.com/gogf/gf). All Rights Reserved.
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//
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// This Source Code Form is subject to the terms of the MIT License.
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// If a copy of the MIT was not distributed with this file,
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// You can obtain one at https://github.com/gogf/gf.
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package gfile
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import (
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"fmt"
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"os"
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)
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// Size returns the size of file specified by <path> in byte.
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func Size(path string) int64 {
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s, e := os.Stat(path)
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if e != nil {
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return 0
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}
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return s.Size()
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}
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// ReadableSize formats size of file given by <path>, for more human readable.
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func ReadableSize(path string) string {
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return FormatSize(float64(Size(path)))
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}
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// FormatSize formats size <raw> for more human readable.
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func FormatSize(raw float64) string {
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var t float64 = 1024
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var d float64 = 1
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if raw < t {
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return fmt.Sprintf("%.2fB", raw/d)
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}
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d *= 1024
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t *= 1024
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if raw < t {
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return fmt.Sprintf("%.2fK", raw/d)
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}
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d *= 1024
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t *= 1024
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if raw < t {
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return fmt.Sprintf("%.2fM", raw/d)
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}
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d *= 1024
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t *= 1024
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if raw < t {
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return fmt.Sprintf("%.2fG", raw/d)
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}
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d *= 1024
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t *= 1024
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if raw < t {
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return fmt.Sprintf("%.2fT", raw/d)
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}
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d *= 1024
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t *= 1024
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if raw < t {
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return fmt.Sprintf("%.2fP", raw/d)
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}
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return "TooLarge"
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}
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