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80 lines
1.7 KiB
80 lines
1.7 KiB
// Copyright 2014 The Gogs Authors. All rights reserved. |
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// Use of this source code is governed by a MIT-style |
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// license that can be found in the LICENSE file. |
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package base |
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import ( |
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"crypto/md5" |
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"encoding/hex" |
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"fmt" |
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"time" |
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) |
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// Encode string to md5 hex value |
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func EncodeMd5(str string) string { |
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m := md5.New() |
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m.Write([]byte(str)) |
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return hex.EncodeToString(m.Sum(nil)) |
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} |
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// Seconds-based time units |
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const ( |
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Minute = 60 |
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Hour = 60 * Minute |
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Day = 24 * Hour |
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Week = 7 * Day |
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Month = 30 * Day |
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Year = 12 * Month |
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) |
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// TimeSince calculates the time interval and generate user-friendly string. |
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func TimeSince(then time.Time) string { |
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now := time.Now() |
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lbl := "ago" |
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diff := now.Unix() - then.Unix() |
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if then.After(now) { |
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lbl = "from now" |
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diff = then.Unix() - now.Unix() |
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} |
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switch { |
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case diff <= 0: |
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return "now" |
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case diff <= 2: |
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return fmt.Sprintf("1 second %s", lbl) |
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case diff < 1*Minute: |
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return fmt.Sprintf("%d seconds %s", diff, lbl) |
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case diff < 2*Minute: |
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return fmt.Sprintf("1 minute %s", lbl) |
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case diff < 1*Hour: |
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return fmt.Sprintf("%d minutes %s", diff/Minute, lbl) |
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case diff < 2*Hour: |
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return fmt.Sprintf("1 hour %s", lbl) |
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case diff < 1*Day: |
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return fmt.Sprintf("%d hours %s", diff/Hour, lbl) |
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case diff < 2*Day: |
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return fmt.Sprintf("1 day %s", lbl) |
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case diff < 1*Week: |
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return fmt.Sprintf("%d days %s", diff/Day, lbl) |
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case diff < 2*Week: |
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return fmt.Sprintf("1 week %s", lbl) |
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case diff < 1*Month: |
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return fmt.Sprintf("%d weeks %s", diff/Week, lbl) |
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case diff < 2*Month: |
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return fmt.Sprintf("1 month %s", lbl) |
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case diff < 1*Year: |
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return fmt.Sprintf("%d months %s", diff/Month, lbl) |
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case diff < 18*Month: |
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return fmt.Sprintf("1 year %s", lbl) |
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} |
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return then.String() |
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}
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