3 // mnemonics is populated as required by getLanguage
4 var mnemonics
= { "english": new Mnemonic("english") };
5 var mnemonic
= mnemonics
["english"];
7 var bip32RootKey
= null;
8 var bip32ExtendedKey
= null;
9 var network
= bitcoinjs
.bitcoin
.networks
.bitcoin
;
10 var addressRowTemplate
= $("#address-row-template");
13 var showAddress
= true;
14 var showPubKey
= true;
15 var showPrivKey
= true;
18 var entropyChangeTimeoutEvent
= null;
19 var phraseChangeTimeoutEvent
= null;
20 var rootKeyChangedTimeoutEvent
= null;
22 var generationProcesses
= [];
25 DOM
.network
= $(".network");
26 DOM
.bip32Client
= $("#bip32-client");
27 DOM
.phraseNetwork
= $("#network-phrase");
28 DOM
.useEntropy
= $(".use-entropy");
29 DOM
.entropyContainer
= $(".entropy-container");
30 DOM
.entropy
= $(".entropy");
31 DOM
.entropyFiltered
= DOM
.entropyContainer
.find(".filtered");
32 DOM
.entropyType
= DOM
.entropyContainer
.find(".type");
33 DOM
.entropyCrackTime
= DOM
.entropyContainer
.find(".crack-time");
34 DOM
.entropyEventCount
= DOM
.entropyContainer
.find(".event-count");
35 DOM
.entropyBits
= DOM
.entropyContainer
.find(".bits");
36 DOM
.entropyBitsPerEvent
= DOM
.entropyContainer
.find(".bits-per-event");
37 DOM
.entropyWordCount
= DOM
.entropyContainer
.find(".word-count");
38 DOM
.entropyBinary
= DOM
.entropyContainer
.find(".binary");
39 DOM
.entropyMnemonicLength
= DOM
.entropyContainer
.find(".mnemonic-length");
40 DOM
.phrase
= $(".phrase");
41 DOM
.passphrase
= $(".passphrase");
42 DOM
.generateContainer
= $(".generate-container");
43 DOM
.generate
= $(".generate");
44 DOM
.seed
= $(".seed");
45 DOM
.rootKey
= $(".root-key");
46 DOM
.extendedPrivKey
= $(".extended-priv-key");
47 DOM
.extendedPubKey
= $(".extended-pub-key");
48 DOM
.bip32tab
= $("#bip32-tab");
49 DOM
.bip44tab
= $("#bip44-tab");
50 DOM
.bip32panel
= $("#bip32");
51 DOM
.bip44panel
= $("#bip44");
52 DOM
.bip32path
= $("#bip32-path");
53 DOM
.bip44path
= $("#bip44-path");
54 DOM
.bip44purpose
= $("#bip44 .purpose");
55 DOM
.bip44coin
= $("#bip44 .coin");
56 DOM
.bip44account
= $("#bip44 .account");
57 DOM
.bip44accountXprv
= $("#bip44 .account-xprv");
58 DOM
.bip44accountXpub
= $("#bip44 .account-xpub");
59 DOM
.bip44change
= $("#bip44 .change");
60 DOM
.generatedStrength
= $(".generate-container .strength");
61 DOM
.hardenedAddresses
= $(".hardened-addresses");
62 DOM
.addresses
= $(".addresses");
63 DOM
.rowsToAdd
= $(".rows-to-add");
64 DOM
.more
= $(".more");
65 DOM
.feedback
= $(".feedback");
66 DOM
.tab
= $(".derivation-type a");
67 DOM
.indexToggle
= $(".index-toggle");
68 DOM
.addressToggle
= $(".address-toggle");
69 DOM
.publicKeyToggle
= $(".public-key-toggle");
70 DOM
.privateKeyToggle
= $(".private-key-toggle");
71 DOM
.languages
= $(".languages a");
72 DOM
.qrContainer
= $(".qr-container");
73 DOM
.qrHider
= DOM
.qrContainer
.find(".qr-hider");
74 DOM
.qrImage
= DOM
.qrContainer
.find(".qr-image");
75 DOM
.qrHint
= DOM
.qrContainer
.find(".qr-hint");
76 DOM
.showQrEls
= $("[data-show-qr]");
80 DOM
.network
.on("change", networkChanged
);
81 DOM
.bip32Client
.on("change", bip32ClientChanged
);
82 DOM
.useEntropy
.on("change", setEntropyVisibility
);
83 DOM
.entropy
.on("input", delayedEntropyChanged
);
84 DOM
.entropyMnemonicLength
.on("change", entropyChanged
);
85 DOM
.phrase
.on("input", delayedPhraseChanged
);
86 DOM
.passphrase
.on("input", delayedPhraseChanged
);
87 DOM
.generate
.on("click", generateClicked
);
88 DOM
.more
.on("click", showMore
);
89 DOM
.rootKey
.on("input", delayedRootKeyChanged
);
90 DOM
.bip32path
.on("input", calcForDerivationPath
);
91 DOM
.bip44account
.on("input", calcForDerivationPath
);
92 DOM
.bip44change
.on("input", calcForDerivationPath
);
93 DOM
.tab
.on("shown.bs.tab", calcForDerivationPath
);
94 DOM
.hardenedAddresses
.on("change", calcForDerivationPath
);
95 DOM
.indexToggle
.on("click", toggleIndexes
);
96 DOM
.addressToggle
.on("click", toggleAddresses
);
97 DOM
.publicKeyToggle
.on("click", togglePublicKeys
);
98 DOM
.privateKeyToggle
.on("click", togglePrivateKeys
);
99 DOM
.languages
.on("click", languageChanged
);
100 setQrEvents(DOM
.showQrEls
);
103 hideValidationError();
104 populateNetworkSelect();
105 populateClientSelect();
110 function networkChanged(e
) {
111 var networkIndex
= e
.target
.value
;
112 networks
[networkIndex
].onSelect();
121 function bip32ClientChanged(e
) {
122 var clientIndex
= DOM
.bip32Client
.val();
123 if (clientIndex
== "custom") {
124 DOM
.bip32path
.prop("readonly", false);
127 DOM
.bip32path
.prop("readonly", true);
128 clients
[clientIndex
].onSelect();
138 function setEntropyVisibility() {
139 if (isUsingOwnEntropy()) {
140 DOM
.entropyContainer
.removeClass("hidden");
141 DOM
.generateContainer
.addClass("hidden");
142 DOM
.phrase
.prop("readonly", true);
147 DOM
.entropyContainer
.addClass("hidden");
148 DOM
.generateContainer
.removeClass("hidden");
149 DOM
.phrase
.prop("readonly", false);
154 function delayedPhraseChanged() {
155 hideValidationError();
157 if (phraseChangeTimeoutEvent
!= null) {
158 clearTimeout(phraseChangeTimeoutEvent
);
160 phraseChangeTimeoutEvent
= setTimeout(phraseChanged
, 400);
163 function phraseChanged() {
165 hideValidationError();
166 setMnemonicLanguage();
167 // Get the mnemonic phrase
168 var phrase
= DOM
.phrase
.val();
169 var errorText
= findPhraseErrors(phrase
);
171 showValidationError(errorText
);
174 // Calculate and display
175 var passphrase
= DOM
.passphrase
.val();
176 calcBip32RootKeyFromSeed(phrase
, passphrase
);
177 calcForDerivationPath();
181 function delayedEntropyChanged() {
182 hideValidationError();
184 if (entropyChangeTimeoutEvent
!= null) {
185 clearTimeout(entropyChangeTimeoutEvent
);
187 entropyChangeTimeoutEvent
= setTimeout(entropyChanged
, 400);
190 function entropyChanged() {
191 // If blank entropy, clear mnemonic, addresses, errors
192 if (DOM
.entropy
.val().trim().length
== 0) {
194 clearEntropyFeedback();
196 showValidationError("Blank entropy");
199 // Get the current phrase to detect changes
200 var phrase
= DOM
.phrase
.val();
201 // Set the phrase from the entropy
202 setMnemonicFromEntropy();
203 // Recalc addresses if the phrase has changed
204 var newPhrase
= DOM
.phrase
.val();
205 if (newPhrase
!= phrase
) {
206 if (newPhrase
.length
== 0) {
218 function delayedRootKeyChanged() {
219 // Warn if there is an existing mnemonic or passphrase.
220 if (DOM
.phrase
.val().length
> 0 || DOM
.passphrase
.val().length
> 0) {
221 if (!confirm("This will clear existing mnemonic and passphrase")) {
222 DOM
.rootKey
.val(bip32RootKey
);
226 hideValidationError();
228 // Clear existing mnemonic and passphrase
230 DOM
.passphrase
.val("");
232 if (rootKeyChangedTimeoutEvent
!= null) {
233 clearTimeout(rootKeyChangedTimeoutEvent
);
235 rootKeyChangedTimeoutEvent
= setTimeout(rootKeyChanged
, 400);
238 function rootKeyChanged() {
240 hideValidationError();
241 // Validate the root key TODO
242 var rootKeyBase58
= DOM
.rootKey
.val();
243 var errorText
= validateRootKey(rootKeyBase58
);
245 showValidationError(errorText
);
248 // Calculate and display
249 calcBip32RootKeyFromBase58(rootKeyBase58
);
250 calcForDerivationPath();
253 function calcForDerivationPath() {
255 clearAddressesList();
256 hideValidationError();
257 // Get the derivation path
258 var derivationPath
= getDerivationPath();
259 var errorText
= findDerivationPathErrors(derivationPath
);
261 showValidationError(errorText
);
264 bip32ExtendedKey
= calcBip32ExtendedKey(derivationPath
);
265 if (bip44TabSelected()) {
272 function generateClicked() {
273 if (isUsingOwnEntropy()) {
278 setTimeout(function() {
279 setMnemonicLanguage();
280 var phrase
= generateRandomPhrase();
288 function languageChanged() {
289 setTimeout(function() {
290 setMnemonicLanguage();
291 if (DOM
.phrase
.val().length
> 0) {
292 var newPhrase
= convertPhraseToNewLanguage();
293 DOM
.phrase
.val(newPhrase
);
297 DOM
.generate
.trigger("click");
302 function toggleIndexes() {
303 showIndex
= !showIndex
;
304 $("td.index span").toggleClass("invisible");
307 function toggleAddresses() {
308 showAddress
= !showAddress
;
309 $("td.address span").toggleClass("invisible");
312 function togglePublicKeys() {
313 showPubKey
= !showPubKey
;
314 $("td.pubkey span").toggleClass("invisible");
317 function togglePrivateKeys() {
318 showPrivKey
= !showPrivKey
;
319 $("td.privkey span").toggleClass("invisible");
324 function generateRandomPhrase() {
325 if (!hasStrongRandom()) {
326 var errorText
= "This browser does not support strong randomness";
327 showValidationError(errorText
);
330 var numWords
= parseInt(DOM
.generatedStrength
.val());
331 var strength
= numWords
/ 3 * 32;
332 var words
= mnemonic
.generate(strength
);
333 DOM
.phrase
.val(words
);
337 function calcBip32RootKeyFromSeed(phrase
, passphrase
) {
338 seed
= mnemonic
.toSeed(phrase
, passphrase
);
339 bip32RootKey
= bitcoinjs
.bitcoin
.HDNode
.fromSeedHex(seed
, network
);
342 function calcBip32RootKeyFromBase58(rootKeyBase58
) {
343 bip32RootKey
= bitcoinjs
.bitcoin
.HDNode
.fromBase58(rootKeyBase58
, network
);
346 function calcBip32ExtendedKey(path
) {
347 // Check there's a root key to derive from
351 var extendedKey
= bip32RootKey
;
352 // Derive the key from the path
353 var pathBits
= path
.split("/");
354 for (var i
=0; i
<pathBits
.length
; i
++) {
355 var bit
= pathBits
[i
];
356 var index
= parseInt(bit
);
360 var hardened
= bit
[bit
.length
-1] == "'";
361 var isPriv
= !(extendedKey
.isNeutered());
362 var invalidDerivationPath
= hardened
&& !isPriv
;
363 if (invalidDerivationPath
) {
367 extendedKey
= extendedKey
.deriveHardened(index
);
370 extendedKey
= extendedKey
.derive(index
);
376 function showValidationError(errorText
) {
382 function hideValidationError() {
388 function findPhraseErrors(phrase
) {
389 // Preprocess the words
390 phrase
= mnemonic
.normalizeString(phrase
);
391 var words
= phraseToWordArray(phrase
);
392 // Detect blank phrase
393 if (words
.length
== 0) {
394 return "Blank mnemonic";
397 for (var i
=0; i
<words
.length
; i
++) {
399 var language
= getLanguage();
400 if (WORDLISTS
[language
].indexOf(word
) == -1) {
401 console
.log("Finding closest match to " + word
);
402 var nearestWord
= findNearestWord(word
);
403 return word
+ " not in wordlist, did you mean " + nearestWord
+ "?";
406 // Check the words are valid
407 var properPhrase
= wordArrayToPhrase(words
);
408 var isValid
= mnemonic
.check(properPhrase
);
410 return "Invalid mnemonic";
415 function validateRootKey(rootKeyBase58
) {
417 bitcoinjs
.bitcoin
.HDNode
.fromBase58(rootKeyBase58
);
420 return "Invalid root key";
425 function getDerivationPath() {
426 if (bip44TabSelected()) {
427 var purpose
= parseIntNoNaN(DOM
.bip44purpose
.val(), 44);
428 var coin
= parseIntNoNaN(DOM
.bip44coin
.val(), 0);
429 var account
= parseIntNoNaN(DOM
.bip44account
.val(), 0);
430 var change
= parseIntNoNaN(DOM
.bip44change
.val(), 0);
432 path
+= purpose
+ "'/";
434 path
+= account
+ "'/";
436 DOM
.bip44path
.val(path
);
437 var derivationPath
= DOM
.bip44path
.val();
438 console
.log("Using derivation path from BIP44 tab: " + derivationPath
);
439 return derivationPath
;
441 else if (bip32TabSelected()) {
442 var derivationPath
= DOM
.bip32path
.val();
443 console
.log("Using derivation path from BIP32 tab: " + derivationPath
);
444 return derivationPath
;
447 console
.log("Unknown derivation path");
451 function findDerivationPathErrors(path
) {
452 // TODO is not perfect but is better than nothing
454 // https://github.com/bitcoin/bips/blob/master/bip-0032.mediawiki#test-vectors
456 // https://github.com/bitcoin/bips/blob/master/bip-0032.mediawiki#extended-keys
457 var maxDepth
= 255; // TODO verify this!!
458 var maxIndexValue
= Math
.pow(2, 31); // TODO verify this!!
459 if (path
[0] != "m") {
460 return "First character must be 'm'";
462 if (path
.length
> 1) {
463 if (path
[1] != "/") {
464 return "Separator must be '/'";
466 var indexes
= path
.split("/");
467 if (indexes
.length
> maxDepth
) {
468 return "Derivation depth is " + indexes
.length
+ ", must be less than " + maxDepth
;
470 for (var depth
= 1; depth
<indexes
.length
; depth
++) {
471 var index
= indexes
[depth
];
472 var invalidChars
= index
.replace(/^[0-9]+'?$/g, "")
473 if (invalidChars
.length
> 0) {
474 return "Invalid characters " + invalidChars
+ " found at depth " + depth
;
476 var indexValue
= parseInt(index
.replace("'", ""));
478 return "Invalid number at depth " + depth
;
480 if (indexValue
> maxIndexValue
) {
481 return "Value of " + indexValue
+ " at depth " + depth
+ " must be less than " + maxIndexValue
;
485 // Check root key exists or else derivation path is useless!
487 return "No root key";
489 // Check no hardened derivation path when using xpub keys
490 var hardened
= path
.indexOf("'") > -1;
491 var isXpubkey
= bip32RootKey
.isNeutered();
492 if (hardened
&& isXpubkey
) {
493 return "Hardened derivation path is invalid with xpub key";
498 function displayBip44Info() {
499 // Get the derivation path for the account
500 var purpose
= parseIntNoNaN(DOM
.bip44purpose
.val(), 44);
501 var coin
= parseIntNoNaN(DOM
.bip44coin
.val(), 0);
502 var account
= parseIntNoNaN(DOM
.bip44account
.val(), 0);
504 path
+= purpose
+ "'/";
506 path
+= account
+ "'/";
507 // Calculate the account extended keys
508 var accountExtendedKey
= calcBip32ExtendedKey(path
);
509 var accountXprv
= accountExtendedKey
.toBase58();
510 var accountXpub
= accountExtendedKey
.neutered().toBase58();
511 // Display the extended keys
512 DOM
.bip44accountXprv
.val(accountXprv
);
513 DOM
.bip44accountXpub
.val(accountXpub
);
516 function displayBip32Info() {
519 var rootKey
= bip32RootKey
.toBase58();
520 DOM
.rootKey
.val(rootKey
);
521 var xprvkeyB58
= "NA";
522 if (!bip32ExtendedKey
.isNeutered()) {
523 xprvkeyB58
= bip32ExtendedKey
.toBase58();
525 var extendedPrivKey
= xprvkeyB58
;
526 DOM
.extendedPrivKey
.val(extendedPrivKey
);
527 var extendedPubKey
= bip32ExtendedKey
.neutered().toBase58();
528 DOM
.extendedPubKey
.val(extendedPubKey
);
529 // Display the addresses and privkeys
530 clearAddressesList();
531 displayAddresses(0, 20);
534 function displayAddresses(start
, total
) {
535 generationProcesses
.push(new (function() {
539 this.stop = function() {
540 for (var i
=0; i
<rows
.length
; i
++) {
541 rows
[i
].shouldGenerate
= false;
545 for (var i
=0; i
<total
; i
++) {
546 var index
= i
+ start
;
547 rows
.push(new TableRow(index
));
553 function TableRow(index
) {
556 this.shouldGenerate
= true;
557 var useHardenedAddresses
= DOM
.hardenedAddresses
.prop("checked");
563 function calculateValues() {
564 setTimeout(function() {
565 if (!self
.shouldGenerate
) {
569 if (useHardenedAddresses
) {
570 key
= bip32ExtendedKey
.deriveHardened(index
);
573 key
= bip32ExtendedKey
.derive(index
);
575 var address
= key
.getAddress().toString();
577 if (!key
.isNeutered()) {
578 privkey
= key
.keyPair
.toWIF(network
);
580 var pubkey
= key
.getPublicKeyBuffer().toString('hex');
581 var indexText
= getDerivationPath() + "/" + index
;
582 if (useHardenedAddresses
) {
583 indexText
= indexText
+ "'";
585 // Ethereum values are different
586 if (networks
[DOM
.network
.val()].name
== "ETH - Ethereum") {
587 var privKeyBuffer
= key
.keyPair
.d
.toBuffer();
588 privkey
= privKeyBuffer
.toString('hex');
589 var addressBuffer
= ethUtil
.privateToAddress(privKeyBuffer
);
590 var hexAddress
= addressBuffer
.toString('hex');
591 var checksumAddress
= ethUtil
.toChecksumAddress(hexAddress
);
592 address
= ethUtil
.addHexPrefix(checksumAddress
);
593 privkey
= ethUtil
.addHexPrefix(privkey
);
594 pubkey
= ethUtil
.addHexPrefix(pubkey
);
596 // Ripple values are different
597 if (networks
[DOM
.network
.val()].name
== "XRP - Ripple") {
598 privkey
= convertRipplePriv(privkey
);
599 address
= convertRippleAdrr(address
);
601 addAddressToList(indexText
, address
, pubkey
, privkey
);
609 function showMore() {
610 var start
= DOM
.addresses
.children().length
;
611 var rowsToAdd
= parseInt(DOM
.rowsToAdd
.val());
612 if (isNaN(rowsToAdd
)) {
614 DOM
.rowsToAdd
.val("20");
616 if (rowsToAdd
> 200) {
617 var msg
= "Generating " + rowsToAdd
+ " rows could take a while. ";
618 msg
+= "Do you want to continue?";
623 displayAddresses(start
, rowsToAdd
);
626 function clearDisplay() {
627 clearAddressesList();
629 hideValidationError();
632 function clearAddressesList() {
633 DOM
.addresses
.empty();
637 function stopGenerating() {
638 while (generationProcesses
.length
> 0) {
639 var generation
= generationProcesses
.shift();
644 function clearKeys() {
649 function clearRootKey() {
653 function clearDerivedKeys() {
654 DOM
.extendedPrivKey
.val("");
655 DOM
.extendedPubKey
.val("");
656 DOM
.bip44accountXprv
.val("");
657 DOM
.bip44accountXpub
.val("");
660 function addAddressToList(indexText
, address
, pubkey
, privkey
) {
661 var row
= $(addressRowTemplate
.html());
663 var indexCell
= row
.find(".index span");
664 var addressCell
= row
.find(".address span");
665 var pubkeyCell
= row
.find(".pubkey span");
666 var privkeyCell
= row
.find(".privkey span");
668 indexCell
.text(indexText
);
669 addressCell
.text(address
);
670 pubkeyCell
.text(pubkey
);
671 privkeyCell
.text(privkey
);
674 indexCell
.addClass("invisible");
677 addressCell
.addClass("invisible");
680 pubkeyCell
.addClass("invisible");
683 privkeyCell
.addClass("invisible");
685 DOM
.addresses
.append(row
);
686 var rowShowQrEls
= row
.find("[data-show-qr]");
687 setQrEvents(rowShowQrEls
);
690 function hasStrongRandom() {
691 return 'crypto' in window
&& window
['crypto'] !== null;
694 function disableForms() {
695 $("form").on("submit", function(e
) {
700 function parseIntNoNaN(val
, defaultVal
) {
701 var v
= parseInt(val
);
708 function showPending() {
710 .text("Calculating...")
714 function findNearestWord(word
) {
715 var language
= getLanguage();
716 var words
= WORDLISTS
[language
];
717 var minDistance
= 99;
718 var closestWord
= words
[0];
719 for (var i
=0; i
<words
.length
; i
++) {
720 var comparedTo
= words
[i
];
721 if (comparedTo
.indexOf(word
) == 0) {
724 var distance
= Levenshtein
.get(word
, comparedTo
);
725 if (distance
< minDistance
) {
726 closestWord
= comparedTo
;
727 minDistance
= distance
;
733 function hidePending() {
739 function populateNetworkSelect() {
740 for (var i
=0; i
<networks
.length
; i
++) {
741 var network
= networks
[i
];
742 var option
= $("<option>");
743 option
.attr("value", i
);
744 option
.text(network
.name
);
745 DOM
.phraseNetwork
.append(option
);
749 function populateClientSelect() {
750 for (var i
=0; i
<clients
.length
; i
++) {
751 var client
= clients
[i
];
752 var option
= $("<option>");
753 option
.attr("value", i
);
754 option
.text(client
.name
);
755 DOM
.bip32Client
.append(option
);
759 function getLanguage() {
760 var defaultLanguage
= "english";
761 // Try to get from existing phrase
762 var language
= getLanguageFromPhrase();
763 // Try to get from url if not from phrase
764 if (language
.length
== 0) {
765 language
= getLanguageFromUrl();
767 // Default to English if no other option
768 if (language
.length
== 0) {
769 language
= defaultLanguage
;
774 function getLanguageFromPhrase(phrase
) {
775 // Check if how many words from existing phrase match a language.
778 phrase
= DOM
.phrase
.val();
780 if (phrase
.length
> 0) {
781 var words
= phraseToWordArray(phrase
);
782 var languageMatches
= {};
783 for (l
in WORDLISTS
) {
784 // Track how many words match in this language
785 languageMatches
[l
] = 0;
786 for (var i
=0; i
<words
.length
; i
++) {
787 var wordInLanguage
= WORDLISTS
[l
].indexOf(words
[i
]) > -1;
788 if (wordInLanguage
) {
789 languageMatches
[l
]++;
792 // Find languages with most word matches.
793 // This is made difficult due to commonalities between Chinese
794 // simplified vs traditional.
796 var mostMatchedLanguages
= [];
797 for (var l
in languageMatches
) {
798 var numMatches
= languageMatches
[l
];
799 if (numMatches
> mostMatches
) {
800 mostMatches
= numMatches
;
801 mostMatchedLanguages
= [l
];
803 else if (numMatches
== mostMatches
) {
804 mostMatchedLanguages
.push(l
);
808 if (mostMatchedLanguages
.length
> 0) {
809 // Use first language and warn if multiple detected
810 language
= mostMatchedLanguages
[0];
811 if (mostMatchedLanguages
.length
> 1) {
812 console
.warn("Multiple possible languages");
813 console
.warn(mostMatchedLanguages
);
820 function getLanguageFromUrl() {
821 for (var language
in WORDLISTS
) {
822 if (window
.location
.hash
.indexOf(language
) > -1) {
829 function setMnemonicLanguage() {
830 var language
= getLanguage();
831 // Load the bip39 mnemonic generator for this language if required
832 if (!(language
in mnemonics
)) {
833 mnemonics
[language
] = new Mnemonic(language
);
835 mnemonic
= mnemonics
[language
];
838 function convertPhraseToNewLanguage() {
839 var oldLanguage
= getLanguageFromPhrase();
840 var newLanguage
= getLanguageFromUrl();
841 var oldPhrase
= DOM
.phrase
.val();
842 var oldWords
= phraseToWordArray(oldPhrase
);
844 for (var i
=0; i
<oldWords
.length
; i
++) {
845 var oldWord
= oldWords
[i
];
846 var index
= WORDLISTS
[oldLanguage
].indexOf(oldWord
);
847 var newWord
= WORDLISTS
[newLanguage
][index
];
848 newWords
.push(newWord
);
850 newPhrase
= wordArrayToPhrase(newWords
);
854 // TODO look at jsbip39 - mnemonic.splitWords
855 function phraseToWordArray(phrase
) {
856 var words
= phrase
.split(/\s/g);
858 for (var i
=0; i
<words
.length
; i
++) {
860 if (word
.length
> 0) {
867 // TODO look at jsbip39 - mnemonic.joinWords
868 function wordArrayToPhrase(words
) {
869 var phrase
= words
.join(" ");
870 var language
= getLanguageFromPhrase(phrase
);
871 if (language
== "japanese") {
872 phrase
= words
.join("\u3000");
877 function isUsingOwnEntropy() {
878 return DOM
.useEntropy
.prop("checked");
881 function setMnemonicFromEntropy() {
882 clearEntropyFeedback();
884 var entropyStr
= DOM
.entropy
.val();
885 // Work out minimum base for entropy
886 var entropy
= Entropy
.fromString(entropyStr
);
887 if (entropy
.binaryStr
.length
== 0) {
890 // Show entropy details
891 showEntropyFeedback(entropy
);
892 // Use entropy hash if not using raw entropy
893 var bits
= entropy
.binaryStr
;
894 var mnemonicLength
= DOM
.entropyMnemonicLength
.val();
895 if (mnemonicLength
!= "raw") {
896 // Get bits by hashing entropy with SHA256
897 var hash
= sjcl
.hash
.sha256
.hash(entropy
.cleanStr
);
898 var hex
= sjcl
.codec
.hex
.fromBits(hash
);
899 bits
= BigInteger
.parse(hex
, 16).toString(2);
900 while (bits
.length
% 256 != 0) {
903 // Truncate hash to suit number of words
904 mnemonicLength
= parseInt(mnemonicLength
);
905 var numberOfBits
= 32 * mnemonicLength
/ 3;
906 bits
= bits
.substring(0, numberOfBits
);
908 // Discard trailing entropy
909 var bitsToUse
= Math
.floor(bits
.length
/ 32) * 32;
910 var start
= bits
.length
- bitsToUse
;
911 var binaryStr
= bits
.substring(start
);
912 // Convert entropy string to numeric array
914 for (var i
=0; i
<binaryStr
.length
/ 8; i
++) {
915 var byteAsBits
= binaryStr
.substring(i
*8, i
*8+8);
916 var entropyByte
= parseInt(byteAsBits
, 2);
917 entropyArr
.push(entropyByte
)
919 // Convert entropy array to mnemonic
920 var phrase
= mnemonic
.toMnemonic(entropyArr
);
921 // Set the mnemonic in the UI
922 DOM
.phrase
.val(phrase
);
925 function clearEntropyFeedback() {
926 DOM
.entropyCrackTime
.text("...");
927 DOM
.entropyType
.text("");
928 DOM
.entropyWordCount
.text("0");
929 DOM
.entropyEventCount
.text("0");
930 DOM
.entropyBitsPerEvent
.text("0");
931 DOM
.entropyBits
.text("0");
932 DOM
.entropyFiltered
.html(" ");
933 DOM
.entropyBinary
.html(" ");
936 function showEntropyFeedback(entropy
) {
937 var numberOfBits
= entropy
.binaryStr
.length
;
938 var timeToCrack
= "unknown";
940 var z
= zxcvbn(entropy
.base
.parts
.join(""));
941 timeToCrack
= z
.crack_times_display
.offline_fast_hashing_1e10_per_second
;
942 if (z
.feedback
.warning
!= "") {
943 timeToCrack
= timeToCrack
+ " - " + z
.feedback
.warning
;
947 console
.log("Error detecting entropy strength with zxcvbn:");
950 var entropyTypeStr
= getEntropyTypeStr(entropy
);
951 var wordCount
= Math
.floor(numberOfBits
/ 32) * 3;
952 var bitsPerEvent
= entropy
.bitsPerEvent
.toFixed(2);
953 DOM
.entropyFiltered
.html(entropy
.cleanHtml
);
954 DOM
.entropyType
.text(entropyTypeStr
);
955 DOM
.entropyCrackTime
.text(timeToCrack
);
956 DOM
.entropyEventCount
.text(entropy
.base
.ints
.length
);
957 DOM
.entropyBits
.text(numberOfBits
);
958 DOM
.entropyWordCount
.text(wordCount
);
959 DOM
.entropyBinary
.text(entropy
.binaryStr
);
960 DOM
.entropyBitsPerEvent
.text(bitsPerEvent
);
963 function getEntropyTypeStr(entropy
) {
964 var typeStr
= entropy
.base
.str
;
965 // Add some detail if these are cards
966 if (entropy
.base
.asInt
== 52) {
967 var cardDetail
= []; // array of message strings
970 var dupeTracker
= {};
971 for (var i
=0; i
<entropy
.base
.parts
.length
; i
++) {
972 var card
= entropy
.base
.parts
[i
];
973 var cardUpper
= card
.toUpperCase();
974 if (cardUpper
in dupeTracker
) {
977 dupeTracker
[cardUpper
] = true;
979 if (dupes
.length
> 0) {
980 var dupeWord
= "duplicates";
981 if (dupes
.length
== 1) {
982 dupeWord
= "duplicate";
984 var msg
= dupes
.length
+ " " + dupeWord
+ ": " + dupes
.slice(0,3).join(" ");
985 if (dupes
.length
> 3) {
988 cardDetail
.push(msg
);
991 var uniqueCards
= [];
992 for (var uniqueCard
in dupeTracker
) {
993 uniqueCards
.push(uniqueCard
);
995 if (uniqueCards
.length
== 52) {
996 cardDetail
.unshift("full deck");
998 // Detect missing cards
999 var values
= "A23456789TJQK";
1001 var missingCards
= [];
1002 for (var i
=0; i
<suits
.length
; i
++) {
1003 for (var j
=0; j
<values
.length
; j
++) {
1004 var card
= values
[j
] + suits
[i
];
1005 if (!(card
in dupeTracker
)) {
1006 missingCards
.push(card
);
1010 // Display missing cards if six or less, ie clearly going for full deck
1011 if (missingCards
.length
> 0 && missingCards
.length
<= 6) {
1012 var msg
= missingCards
.length
+ " missing: " + missingCards
.slice(0,3).join(" ");
1013 if (missingCards
.length
> 3) {
1016 cardDetail
.push(msg
);
1018 // Add card details to typeStr
1019 if (cardDetail
.length
> 0) {
1020 typeStr
+= " (" + cardDetail
.join(", ") + ")";
1026 function setQrEvents(els
) {
1027 els
.on("mouseenter", createQr
);
1028 els
.on("mouseleave", destroyQr
);
1029 els
.on("click", toggleQr
);
1032 function createQr(e
) {
1033 var content
= e
.target
.textContent
|| e
.target
.value
;
1036 DOM
.qrImage
.qrcode({width: size
, height: size
, text: content
});
1038 DOM
.qrHider
.addClass("hidden");
1041 DOM
.qrHider
.removeClass("hidden");
1043 DOM
.qrContainer
.removeClass("hidden");
1047 function destroyQr() {
1048 DOM
.qrImage
.text("");
1049 DOM
.qrContainer
.addClass("hidden");
1052 function toggleQr() {
1054 DOM
.qrHider
.toggleClass("hidden");
1055 DOM
.qrHint
.toggleClass("hidden");
1058 function bip44TabSelected() {
1059 return DOM
.bip44tab
.hasClass("active");
1062 function bip32TabSelected() {
1063 return DOM
.bip32tab
.hasClass("active");
1068 name: "BTC - Bitcoin",
1069 onSelect: function() {
1070 network
= bitcoinjs
.bitcoin
.networks
.bitcoin
;
1071 DOM
.bip44coin
.val(0);
1075 name: "BTC - Bitcoin Testnet",
1076 onSelect: function() {
1077 network
= bitcoinjs
.bitcoin
.networks
.testnet
;
1078 DOM
.bip44coin
.val(1);
1082 name: "CLAM - Clams",
1083 onSelect: function() {
1084 network
= bitcoinjs
.bitcoin
.networks
.clam
;
1085 DOM
.bip44coin
.val(23);
1089 name: "CRW - Crown",
1090 onSelect: function() {
1091 network
= bitcoin
.networks
.crown
;
1092 DOM
.bip44coin
.val(72);
1096 name: "DASH - Dash",
1097 onSelect: function() {
1098 network
= bitcoinjs
.bitcoin
.networks
.dash
;
1099 DOM
.bip44coin
.val(5);
1103 name: "DASH - Dash Testnet",
1104 onSelect: function() {
1105 network
= bitcoinjs
.bitcoin
.networks
.dashtn
;
1106 DOM
.bip44coin
.val(1);
1110 name: "DOGE - Dogecoin",
1111 onSelect: function() {
1112 network
= bitcoin
.networks
.dogecoin
;
1113 DOM
.bip44coin
.val(3);
1117 name: "ETH - Ethereum",
1118 onSelect: function() {
1119 network
= bitcoinjs
.bitcoin
.networks
.bitcoin
;
1120 DOM
.bip44coin
.val(60);
1124 name: "GAME - GameCredits",
1125 onSelect: function() {
1126 network
= bitcoinjs
.bitcoin
.networks
.game
;
1127 DOM
.bip44coin
.val(101);
1131 name: "JBS - Jumbucks",
1132 onSelect: function() {
1133 network
= bitcoinjs
.bitcoin
.networks
.jumbucks
;
1134 DOM
.bip44coin
.val(26);
1138 name: "LTC - Litecoin",
1139 onSelect: function() {
1140 network
= bitcoinjs
.bitcoin
.networks
.litecoin
;
1141 DOM
.bip44coin
.val(2);
1145 name: "NMC - Namecoin",
1146 onSelect: function() {
1147 network
= bitcoinjs
.bitcoin
.networks
.namecoin
;
1148 DOM
.bip44coin
.val(7);
1152 name: "PPC - Peercoin",
1153 onSelect: function() {
1154 network
= bitcoinjs
.bitcoin
.networks
.peercoin
;
1155 DOM
.bip44coin
.val(6);
1159 name: "SDC - ShadowCash",
1160 onSelect: function() {
1161 network
= bitcoinjs
.bitcoin
.networks
.shadow
;
1162 DOM
.bip44coin
.val(35);
1166 name: "SDC - ShadowCash Testnet",
1167 onSelect: function() {
1168 network
= bitcoinjs
.bitcoin
.networks
.shadowtn
;
1169 DOM
.bip44coin
.val(1);
1173 name: "SLM - Slimcoin",
1174 onSelect: function() {
1175 network
= bitcoinjs
.bitcoin
.networks
.slimcoin
;
1176 DOM
.bip44coin
.val(63);
1180 name: "SLM - Slimcoin Testnet",
1181 onSelect: function() {
1182 network
= bitcoinjs
.bitcoin
.networks
.slimcointn
;
1183 DOM
.bip44coin
.val(111);
1187 name: "VIA - Viacoin",
1188 onSelect: function() {
1189 network
= bitcoinjs
.bitcoin
.networks
.viacoin
;
1190 DOM
.bip44coin
.val(14);
1194 name: "VIA - Viacoin Testnet",
1195 onSelect: function() {
1196 network
= bitcoinjs
.bitcoin
.networks
.viacointestnet
;
1197 DOM
.bip44coin
.val(1);
1201 name: "XRP - Ripple",
1202 onSelect: function() {
1203 network
= bitcoin
.networks
.bitcoin
;
1204 DOM
.bip44coin
.val(144);
1211 name: "Bitcoin Core",
1212 onSelect: function() {
1213 DOM
.bip32path
.val("m/0'/0'");
1214 DOM
.hardenedAddresses
.prop('checked', true);
1218 name: "blockchain.info",
1219 onSelect: function() {
1220 DOM
.bip32path
.val("m/44'/0'/0'");
1221 DOM
.hardenedAddresses
.prop('checked', false);
1225 name: "MultiBit HD",
1226 onSelect: function() {
1227 DOM
.bip32path
.val("m/0'/0");
1228 DOM
.hardenedAddresses
.prop('checked', false);