1 files changed, 0 insertions, 77 deletions
diff --git a/pkg/tool/file.go b/pkg/tool/file.go
deleted file mode 100644
index 6ca4136a..00000000
--- a/pkg/tool/file.go
+++ /dev/null
@@ -1,77 +0,0 @@
-// Copyright 2017 The Gogs Authors. All rights reserved.
-// Use of this source code is governed by a MIT-style
-// license that can be found in the LICENSE file.
-
-package tool
-
-import (
-	"fmt"
-	"math"
-	"net/http"
-	"strings"
-)
-
-// IsTextFile returns true if file content format is plain text or empty.
-func IsTextFile(data []byte) bool {
-	if len(data) == 0 {
-		return true
-	}
-	return strings.Contains(http.DetectContentType(data), "text/")
-}
-
-func IsImageFile(data []byte) bool {
-	return strings.Contains(http.DetectContentType(data), "image/")
-}
-
-func IsPDFFile(data []byte) bool {
-	return strings.Contains(http.DetectContentType(data), "application/pdf")
-}
-
-func IsVideoFile(data []byte) bool {
-	return strings.Contains(http.DetectContentType(data), "video/")
-}
-
-const (
-	Byte  = 1
-	KByte = Byte * 1024
-	MByte = KByte * 1024
-	GByte = MByte * 1024
-	TByte = GByte * 1024
-	PByte = TByte * 1024
-	EByte = PByte * 1024
-)
-
-var bytesSizeTable = map[string]uint64{
-	"b":  Byte,
-	"kb": KByte,
-	"mb": MByte,
-	"gb": GByte,
-	"tb": TByte,
-	"pb": PByte,
-	"eb": EByte,
-}
-
-func logn(n, b float64) float64 {
-	return math.Log(n) / math.Log(b)
-}
-
-func humanateBytes(s uint64, base float64, sizes []string) string {
-	if s < 10 {
-		return fmt.Sprintf("%d B", s)
-	}
-	e := math.Floor(logn(float64(s), base))
-	suffix := sizes[int(e)]
-	val := float64(s) / math.Pow(base, math.Floor(e))
-	f := "%.0f"
-	if val < 10 {
-		f = "%.1f"
-	}
-
-	return fmt.Sprintf(f+" %s", val, suffix)
-}
-
-// FileSize calculates the file size and generate user-friendly string.
-func FileSize(s int64) string {
-	sizes := []string{"B", "KB", "MB", "GB", "TB", "PB", "EB"}
-	return humanateBytes(uint64(s), 1024, sizes)
-}