/
misc.go
73 lines (62 loc) · 1.35 KB
/
misc.go
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package shadowusers
import (
"errors"
"fmt"
"regexp"
"sort"
"strconv"
"strings"
"github.com/AnimusPEXUS/utils/set"
)
var EmptyOrSpacesLineRe = regexp.MustCompile(`^\s*$`)
func IsEmptyOrSpacesLine(txt string) bool {
return EmptyOrSpacesLineRe.MatchString(txt)
}
func SplitLine(line string) []string {
line = strings.Trim(line, "\r\n\x00")
ret := strings.Split(line, ":")
return ret
}
func StringValueValid(str string) bool {
return !strings.ContainsAny(str, ":\n\r\x00")
}
func AtoiEmptyIsMinus1(value string, field_name string) (int, error) {
if value == "" {
return -1, nil
} else {
if t, err := strconv.Atoi(value); err != nil {
return -100, errors.New(fmt.Sprintf("invalid %s", field_name))
} else {
if t < 0 {
t = -1
}
return t, nil
}
}
}
func ItoaMinusIsEmpty(value int) string {
if value < 0 {
return ""
} else {
return strconv.Itoa(value)
}
}
func ParseUserList(txt string) []string {
s := set.NewSetString()
s.AddStrings(strings.Split(txt, ",")...)
ret := s.ListStrings()
sort.Strings(ret)
return ret
}
func RenderUserList(lst []string) (string, error) {
for _, i := range lst {
if !StringValueValid(i) {
return "", errors.New("user names contains unacceptable symbols")
}
}
s := set.NewSetString()
s.AddStrings(lst...)
lst = s.ListStrings()
sort.Strings(lst)
return strings.Join(lst, ","), nil
}