shitty js code which finds your paper-key if you forget 1 of 12 paper-key words. i guess it works

loafwallet-missing-one-word.js

const axios = require('axios')
const bip32 = require('bip32')
const bip39 = require('bip39')
const bitcoin = require('bitcoinjs-lib')
const fs = require('fs')
const readline = require('readline')

const phraseFinder = (phrase, callback) => {
  // take in phrase and split into array
  // guessed word is ?
  let splitPhrase = phrase.split(' ')
  for (let a = 0; a < phrase.length; a++) {
    if (splitPhrase[a] === '?') {
      guessOneWord('english.txt', (guessArray) => {
        for (let b = 0; b < guessArray.length; b++) {
          splitPhrase[a] = guessArray[b]
          joinedPhrase = splitPhrase.join(' ')
          if (bip39.validateMnemonic(joinedPhrase) === true) {
            callback(joinedPhrase)
          }
        }
      })
    }
  }
}

const guessOneWord = (wordlist, callback) => {
  // configure readline to read bip39 wordlist
  const rl = readline.createInterface({
    input: fs.createReadStream(wordlist)
  })

  // iterates through lines in wordlist txt
  let array = new Array()
  rl.on('line', (line) => {
    array.push(line)

    // array is filled!
    if (array.length == 2048) {
      callback(array)
    }
  })
}

const getAddress = (node, network) => {
  network = bitcoin.networks.litecoin
  return bitcoin.address.toBase58Check(bitcoin.crypto.hash160(node.publicKey), network.pubKeyHash)
}

const searchForValue = (address) => {
  let url = 'https://insight.litecore.io/api/addr/' + address
  axios.get(url)
    .then(res => {
      if (res.data.totalReceived != 0) {
        console.log('matched: ', address)
      }
    })
}

phraseFinder('process again clever large gun april ? since climb brother kick myth', (phrase) => {
  let path = "m/0'/0/0"
  let seed = bip39.mnemonicToSeed(phrase)
  let node = bip32.fromSeed(seed)
  let child = node.derivePath(path)
  let xpub = node.toBase58()
  searchForValue(getAddress(child))
})