bench-forgejo/modules/base/tool.go

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// Copyright 2014 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.
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package base
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import (
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"bytes"
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"crypto/md5"
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"crypto/rand"
"crypto/sha1"
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"encoding/hex"
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"encoding/json"
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"fmt"
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"math"
"strings"
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"time"
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)
// Encode string to md5 hex value
func EncodeMd5(str string) string {
m := md5.New()
m.Write([]byte(str))
return hex.EncodeToString(m.Sum(nil))
}
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// Random generate string
func GetRandomString(n int) string {
const alphanum = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz"
var bytes = make([]byte, n)
rand.Read(bytes)
for i, b := range bytes {
bytes[i] = alphanum[b%byte(len(alphanum))]
}
return string(bytes)
}
// create a time limit code
// code format: 12 length date time string + 6 minutes string + 40 sha1 encoded string
func CreateTimeLimitCode(data string, minutes int, startInf interface{}) string {
format := "YmdHi"
var start, end time.Time
var startStr, endStr string
if startInf == nil {
// Use now time create code
start = time.Now()
startStr = DateFormat(start, format)
} else {
// use start string create code
startStr = startInf.(string)
start, _ = DateParse(startStr, format)
startStr = DateFormat(start, format)
}
end = start.Add(time.Minute * time.Duration(minutes))
endStr = DateFormat(end, format)
// create sha1 encode string
sh := sha1.New()
sh.Write([]byte(data + SecretKey + startStr + endStr + fmt.Sprintf("%d", minutes)))
encoded := hex.EncodeToString(sh.Sum(nil))
code := fmt.Sprintf("%s%06d%s", startStr, minutes, encoded)
return code
}
func RenderTemplate(TplNames string, Data map[interface{}]interface{}) string {
// if beego.RunMode == "dev" {
// beego.BuildTemplate(beego.ViewsPath)
// }
// ibytes := bytes.NewBufferString("")
// if _, ok := beego.BeeTemplates[TplNames]; !ok {
// panic("can't find templatefile in the path:" + TplNames)
// }
// err := beego.BeeTemplates[TplNames].ExecuteTemplate(ibytes, TplNames, Data)
// if err != nil {
// beego.Trace("template Execute err:", err)
// }
// icontent, _ := ioutil.ReadAll(ibytes)
// return string(icontent)
return "not implement yet"
}
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// AvatarLink returns avatar link by given e-mail.
func AvatarLink(email string) string {
return "http://1.gravatar.com/avatar/" + EncodeMd5(email)
}
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// Seconds-based time units
const (
Minute = 60
Hour = 60 * Minute
Day = 24 * Hour
Week = 7 * Day
Month = 30 * Day
Year = 12 * Month
)
// TimeSince calculates the time interval and generate user-friendly string.
func TimeSince(then time.Time) string {
now := time.Now()
lbl := "ago"
diff := now.Unix() - then.Unix()
if then.After(now) {
lbl = "from now"
diff = then.Unix() - now.Unix()
}
switch {
case diff <= 0:
return "now"
case diff <= 2:
return fmt.Sprintf("1 second %s", lbl)
case diff < 1*Minute:
return fmt.Sprintf("%d seconds %s", diff, lbl)
case diff < 2*Minute:
return fmt.Sprintf("1 minute %s", lbl)
case diff < 1*Hour:
return fmt.Sprintf("%d minutes %s", diff/Minute, lbl)
case diff < 2*Hour:
return fmt.Sprintf("1 hour %s", lbl)
case diff < 1*Day:
return fmt.Sprintf("%d hours %s", diff/Hour, lbl)
case diff < 2*Day:
return fmt.Sprintf("1 day %s", lbl)
case diff < 1*Week:
return fmt.Sprintf("%d days %s", diff/Day, lbl)
case diff < 2*Week:
return fmt.Sprintf("1 week %s", lbl)
case diff < 1*Month:
return fmt.Sprintf("%d weeks %s", diff/Week, lbl)
case diff < 2*Month:
return fmt.Sprintf("1 month %s", lbl)
case diff < 1*Year:
return fmt.Sprintf("%d months %s", diff/Month, lbl)
case diff < 18*Month:
return fmt.Sprintf("1 year %s", lbl)
}
return then.String()
}
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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("%dB", 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.
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func FileSize(s int64) string {
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sizes := []string{"B", "KB", "MB", "GB", "TB", "PB", "EB"}
return humanateBytes(uint64(s), 1024, sizes)
}
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// Subtract deals with subtraction of all types of number.
func Subtract(left interface{}, right interface{}) interface{} {
var rleft, rright int64
var fleft, fright float64
var isInt bool = true
switch left.(type) {
case int:
rleft = int64(left.(int))
case int8:
rleft = int64(left.(int8))
case int16:
rleft = int64(left.(int16))
case int32:
rleft = int64(left.(int32))
case int64:
rleft = left.(int64)
case float32:
fleft = float64(left.(float32))
isInt = false
case float64:
fleft = left.(float64)
isInt = false
}
switch right.(type) {
case int:
rright = int64(right.(int))
case int8:
rright = int64(right.(int8))
case int16:
rright = int64(right.(int16))
case int32:
rright = int64(right.(int32))
case int64:
rright = right.(int64)
case float32:
fright = float64(left.(float32))
isInt = false
case float64:
fleft = left.(float64)
isInt = false
}
if isInt {
return rleft - rright
} else {
return fleft + float64(rleft) - (fright + float64(rright))
}
}
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// DateFormat pattern rules.
var datePatterns = []string{
// year
"Y", "2006", // A full numeric representation of a year, 4 digits Examples: 1999 or 2003
"y", "06", //A two digit representation of a year Examples: 99 or 03
// month
"m", "01", // Numeric representation of a month, with leading zeros 01 through 12
"n", "1", // Numeric representation of a month, without leading zeros 1 through 12
"M", "Jan", // A short textual representation of a month, three letters Jan through Dec
"F", "January", // A full textual representation of a month, such as January or March January through December
// day
"d", "02", // Day of the month, 2 digits with leading zeros 01 to 31
"j", "2", // Day of the month without leading zeros 1 to 31
// week
"D", "Mon", // A textual representation of a day, three letters Mon through Sun
"l", "Monday", // A full textual representation of the day of the week Sunday through Saturday
// time
"g", "3", // 12-hour format of an hour without leading zeros 1 through 12
"G", "15", // 24-hour format of an hour without leading zeros 0 through 23
"h", "03", // 12-hour format of an hour with leading zeros 01 through 12
"H", "15", // 24-hour format of an hour with leading zeros 00 through 23
"a", "pm", // Lowercase Ante meridiem and Post meridiem am or pm
"A", "PM", // Uppercase Ante meridiem and Post meridiem AM or PM
"i", "04", // Minutes with leading zeros 00 to 59
"s", "05", // Seconds, with leading zeros 00 through 59
// time zone
"T", "MST",
"P", "-07:00",
"O", "-0700",
// RFC 2822
"r", time.RFC1123Z,
}
// Parse Date use PHP time format.
func DateParse(dateString, format string) (time.Time, error) {
replacer := strings.NewReplacer(datePatterns...)
format = replacer.Replace(format)
return time.ParseInLocation(format, dateString, time.Local)
}
// Date takes a PHP like date func to Go's time format.
func DateFormat(t time.Time, format string) string {
replacer := strings.NewReplacer(datePatterns...)
format = replacer.Replace(format)
return t.Format(format)
}
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type Actioner interface {
GetOpType() int
GetActUserName() string
GetRepoName() string
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GetContent() string
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}
// ActionIcon accepts a int that represents action operation type
// and returns a icon class name.
func ActionIcon(opType int) string {
switch opType {
case 1: // Create repository.
return "plus-circle"
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case 5: // Commit repository.
return "arrow-circle-o-right"
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default:
return "invalid type"
}
}
const (
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TPL_CREATE_REPO = `<a href="/user/%s">%s</a> created repository <a href="/%s/%s">%s</a>`
TPL_COMMIT_REPO = `<a href="/user/%s">%s</a> pushed to <a href="/%s/%s/tree/%s">%s</a> at <a href="/%s/%s">%s/%s</a>%s`
TPL_COMMIT_REPO_LI = `<div><img id="gogs-user-avatar-commit" src="%s?s=16" alt="user-avatar" title="username"/> <a href="/%s/%s/commit/%s">%s</a> %s</div>`
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)
// ActionDesc accepts int that represents action operation type
// and returns the description.
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func ActionDesc(act Actioner, avatarLink string) string {
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actUserName := act.GetActUserName()
repoName := act.GetRepoName()
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content := act.GetContent()
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switch act.GetOpType() {
case 1: // Create repository.
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return fmt.Sprintf(TPL_CREATE_REPO, actUserName, actUserName, actUserName, repoName, repoName)
case 5: // Commit repository.
var commits [][]string
if err := json.Unmarshal([]byte(content), &commits); err != nil {
return err.Error()
}
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buf := bytes.NewBuffer([]byte("\n"))
for _, commit := range commits {
buf.WriteString(fmt.Sprintf(TPL_COMMIT_REPO_LI, avatarLink, actUserName, repoName, commit[0], commit[0][:7], commit[1]) + "\n")
}
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return fmt.Sprintf(TPL_COMMIT_REPO, actUserName, actUserName, actUserName, repoName, "master", "master", actUserName, repoName, actUserName, repoName,
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buf.String())
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default:
return "invalid type"
}
}