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