var showPubKey = true;
var showPrivKey = true;
+ var entropyChangeTimeoutEvent = null;
var phraseChangeTimeoutEvent = null;
var rootKeyChangedTimeoutEvent = null;
var DOM = {};
DOM.network = $(".network");
DOM.phraseNetwork = $("#network-phrase");
+ DOM.useEntropy = $(".use-entropy");
+ DOM.entropyContainer = $(".entropy-container");
+ DOM.entropy = $(".entropy");
+ DOM.entropyError = $(".entropy-error");
DOM.phrase = $(".phrase");
DOM.passphrase = $(".passphrase");
+ DOM.generateContainer = $(".generate-container");
DOM.generate = $(".generate");
DOM.seed = $(".seed");
DOM.rootKey = $(".root-key");
function init() {
// Events
DOM.network.on("change", networkChanged);
+ DOM.useEntropy.on("change", setEntropyVisibility);
+ DOM.entropy.on("input", delayedEntropyChanged);
DOM.phrase.on("input", delayedPhraseChanged);
DOM.passphrase.on("input", delayedPhraseChanged);
DOM.generate.on("click", generateClicked);
}
}
+ function setEntropyVisibility() {
+ if (isUsingOwnEntropy()) {
+ DOM.entropyContainer.removeClass("hidden");
+ DOM.generateContainer.addClass("hidden");
+ DOM.phrase.prop("readonly", true);
+ DOM.entropy.focus();
+ entropyChanged();
+ }
+ else {
+ DOM.entropyContainer.addClass("hidden");
+ DOM.generateContainer.removeClass("hidden");
+ DOM.phrase.prop("readonly", false);
+ }
+ }
+
function delayedPhraseChanged() {
hideValidationError();
showPending();
hidePending();
}
+ function delayedEntropyChanged() {
+ hideValidationError();
+ showPending();
+ if (entropyChangeTimeoutEvent != null) {
+ clearTimeout(entropyChangeTimeoutEvent);
+ }
+ entropyChangeTimeoutEvent = setTimeout(entropyChanged, 400);
+ }
+
+ function entropyChanged() {
+ setMnemonicFromEntropy();
+ phraseChanged();
+ }
+
function delayedRootKeyChanged() {
// Warn if there is an existing mnemonic or passphrase.
if (DOM.phrase.val().length > 0 || DOM.passphrase.val().length > 0) {
}
function generateClicked() {
+ if (isUsingOwnEntropy()) {
+ return;
+ }
clearDisplay();
showPending();
setTimeout(function() {
}
function getLanguageFromUrl() {
- return window.location.hash.substring(1);
+ for (var language in WORDLISTS) {
+ if (window.location.hash.indexOf(language) > -1) {
+ return language;
+ }
+ }
+ return "";
}
function setMnemonicLanguage() {
return phrase;
}
+ function isUsingOwnEntropy() {
+ return DOM.useEntropy.prop("checked");
+ }
+
+ function setMnemonicFromEntropy() {
+ hideEntropyError();
+ // Work out minimum base for entropy
+ var entropyStr = DOM.entropy.val();
+ var entropy = Entropy.fromString(entropyStr);
+ if (entropy.hexStr.length == 0) {
+ return;
+ }
+ // Show entropy details
+ var extraBits = 32 - (entropy.binaryStr.length % 32);
+ var extraChars = Math.ceil(extraBits * Math.log(2) / Math.log(entropy.base.asInt));
+ var strength = "an extremely weak";
+ if (entropy.hexStr.length >= 8) {
+ strength = "a very weak";
+ }
+ if (entropy.hexStr.length >= 12) {
+ strength = "a weak";
+ }
+ if (entropy.hexStr.length >= 24) {
+ strength = "a strong";
+ }
+ if (entropy.hexStr.length >= 32) {
+ strength = "a very strong";
+ }
+ if (entropy.hexStr.length >= 40) {
+ strength = "an extremely strong";
+ }
+ if (entropy.hexStr.length >=48) {
+ strength = "an even stronger"
+ }
+ var msg = "Have " + entropy.binaryStr.length + " bits of entropy, " + extraChars + " more " + entropy.base.str + " chars required to generate " + strength + " mnemonic: " + entropy.cleanStr;
+ showEntropyError(msg);
+ // Discard trailing entropy
+ var hexStr = entropy.hexStr.substring(0, Math.floor(entropy.hexStr.length / 8) * 8);
+ // Convert entropy string to numeric array
+ var entropyArr = [];
+ for (var i=0; i<hexStr.length / 2; i++) {
+ var entropyByte = parseInt(hexStr[i*2].concat(hexStr[i*2+1]), 16);
+ entropyArr.push(entropyByte)
+ }
+ // Convert entropy array to mnemonic
+ var phrase = mnemonic.toMnemonic(entropyArr);
+ // Set the mnemonic in the UI
+ DOM.phrase.val(phrase);
+ }
+
+ function hideEntropyError() {
+ DOM.entropyError.addClass("hidden");
+ }
+
+ function showEntropyError(msg) {
+ DOM.entropyError.text(msg);
+ DOM.entropyError.removeClass("hidden");
+ }
+
var networks = [
{
name: "Bitcoin",