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path: root/textproto/types.go
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package textproto

import (
	"fmt"
	"strings"
	"time"
)

type UserTime struct {
	Name  string
	Email string
	Time  time.Time
}

func (ut UserTime) String() string {
	if ut.Name == "" {
		return fmt.Sprintf("<%s> %d %s",
			ut.Name,
			ut.Email,
			ut.Time.Unix(),
			ut.Time.Format("-0700"))
	} else {
		return fmt.Sprintf("%s <%s> %d %s",
			ut.Name,
			ut.Email,
			ut.Time.Unix(),
			ut.Time.Format("-0700"))
	}
}

type Mode uint32 // 18 bits

var (
	ModeFil = Mode(0100644)
	ModeExe = Mode(0100755)
	ModeSym = Mode(0120000)
	ModeGit = Mode(0160000)
	ModeDir = Mode(0040000)
)

func (m Mode) String() string {
	return fmt.Sprintf("%06o", m)
}

func PathEscape(path Path) string {
	if strings.HasPrefix(string(path), "\"") || strings.ContainsRune(string(path), '\n') {
		return "\"" + strings.Replace(strings.Replace(strings.Replace(string(path), "\\", "\\\\", -1), "\"", "\\\"", -1), "\n", "\\n", -1) + "\""
	} else {
		return string(path)
	}
}

func PathUnescape(epath string) Path {
	if strings.HasPrefix(epath, "\"") {
		return Path(strings.Replace(strings.Replace(strings.Replace(epath[1:len(epath)-1], "\\n", "\n", -1), "\\\"", "\"", -1), "\\\\", "\\", -1))
	} else {
		return Path(epath)
	}
}

type Path string

func (p Path) String() string {
	return PathEscape(p)
}