package utils import ( "strings" "github.com/tjarratt/babble" ) type Passphrase string func NewPassphrase() Passphrase { var phrase string var retries int var word string var words int = 2 //TODO make sure passphrases are unique for words > 0 { retries = 20 for { word = getCleanWord() if isAccecpable(word) { phrase = phrase + word + " " break } if retries == 1 { //this is our last try, we take any word phrase = phrase + word + " " } retries -= 1 } words -= 1 } return Passphrase(strings.TrimSpace(phrase)) } func (p Passphrase) String() string { return string(p) } func isAccecpable(s string) bool { l := len(s) if l > 8 || l < 3 { return false } for _, rune := range s { if !isEnglishLetter(rune) { return false } } return true } func isProfanity(s string) bool { contains := []string{ "nigg", "fag", } startsWith := []string{ "spic", "chin", "cunt", } for _, word := range contains { if strings.Contains(s, word) { return true } } for _, word := range startsWith { if strings.HasPrefix(s, word) { return true } } return false } func isEnglishLetter(r rune) bool { if (r < 'a' || r > 'z') && (r < 'A' || r > 'Z') { return false } return true } func getCleanWord() string { var word string babbler := babble.NewBabbler() babbler.Count = 1 for { word = babbler.Babble() if !isProfanity(word) { return word } } }