ShareDAV/vendor/github.com/lane-c-wagner/go-password-validator/base.go

65 lines
1.0 KiB
Go

package passwordvalidator
const (
specialChars = ` !"#$%&'()*+,-./:;<=>?@[\]^_{|}~`
lowerChars = `abcdefghijklmnopqrstuvwxyz`
upperChars = `ABCDEFGHIJKLMNOPQRSTUVWXYZ`
digitsChars = `0123456789`
)
func getBase(password string) int {
chars := map[rune]struct{}{}
for _, c := range password {
chars[c] = struct{}{}
}
hasSpecial := false
hasLower := false
hasUpper := false
hasDigits := false
base := 0
for c := range chars {
if containsRune(specialChars, c) {
hasSpecial = true
continue
}
if containsRune(lowerChars, c) {
hasLower = true
continue
}
if containsRune(upperChars, c) {
hasUpper = true
continue
}
if containsRune(digitsChars, c) {
hasDigits = true
continue
}
base++
}
if hasSpecial {
base += len(specialChars)
}
if hasLower {
base += len(lowerChars)
}
if hasUpper {
base += len(upperChars)
}
if hasDigits {
base += len(digitsChars)
}
return base
}
func containsRune(s string, r rune) bool {
for _, c := range s {
if c == r {
return true
}
}
return false
}