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
.bip49tab
= $("#bip49-tab");
51 DOM
.bip32panel
= $("#bip32");
52 DOM
.bip44panel
= $("#bip44");
53 DOM
.bip49panel
= $("#bip49");
54 DOM
.bip32path
= $("#bip32-path");
55 DOM
.bip44path
= $("#bip44-path");
56 DOM
.bip44purpose
= $("#bip44 .purpose");
57 DOM
.bip44coin
= $("#bip44 .coin");
58 DOM
.bip44account
= $("#bip44 .account");
59 DOM
.bip44accountXprv
= $("#bip44 .account-xprv");
60 DOM
.bip44accountXpub
= $("#bip44 .account-xpub");
61 DOM
.bip44change
= $("#bip44 .change");
62 DOM
.bip49unavailable
= $("#bip49 .unavailable");
63 DOM
.bip49available
= $("#bip49 .available");
64 DOM
.bip49path
= $("#bip49-path");
65 DOM
.bip49purpose
= $("#bip49 .purpose");
66 DOM
.bip49coin
= $("#bip49 .coin");
67 DOM
.bip49account
= $("#bip49 .account");
68 DOM
.bip49accountXprv
= $("#bip49 .account-xprv");
69 DOM
.bip49accountXpub
= $("#bip49 .account-xpub");
70 DOM
.bip49change
= $("#bip49 .change");
71 DOM
.generatedStrength
= $(".generate-container .strength");
72 DOM
.hardenedAddresses
= $(".hardened-addresses");
73 DOM
.addresses
= $(".addresses");
74 DOM
.rowsToAdd
= $(".rows-to-add");
75 DOM
.more
= $(".more");
76 DOM
.feedback
= $(".feedback");
77 DOM
.tab
= $(".derivation-type a");
78 DOM
.indexToggle
= $(".index-toggle");
79 DOM
.addressToggle
= $(".address-toggle");
80 DOM
.publicKeyToggle
= $(".public-key-toggle");
81 DOM
.privateKeyToggle
= $(".private-key-toggle");
82 DOM
.languages
= $(".languages a");
83 DOM
.qrContainer
= $(".qr-container");
84 DOM
.qrHider
= DOM
.qrContainer
.find(".qr-hider");
85 DOM
.qrImage
= DOM
.qrContainer
.find(".qr-image");
86 DOM
.qrHint
= DOM
.qrContainer
.find(".qr-hint");
87 DOM
.showQrEls
= $("[data-show-qr]");
91 DOM
.network
.on("change", networkChanged
);
92 DOM
.bip32Client
.on("change", bip32ClientChanged
);
93 DOM
.useEntropy
.on("change", setEntropyVisibility
);
94 DOM
.entropy
.on("input", delayedEntropyChanged
);
95 DOM
.entropyMnemonicLength
.on("change", entropyChanged
);
96 DOM
.phrase
.on("input", delayedPhraseChanged
);
97 DOM
.passphrase
.on("input", delayedPhraseChanged
);
98 DOM
.generate
.on("click", generateClicked
);
99 DOM
.more
.on("click", showMore
);
100 DOM
.rootKey
.on("input", delayedRootKeyChanged
);
101 DOM
.bip32path
.on("input", calcForDerivationPath
);
102 DOM
.bip44account
.on("input", calcForDerivationPath
);
103 DOM
.bip44change
.on("input", calcForDerivationPath
);
104 DOM
.bip49account
.on("input", calcForDerivationPath
);
105 DOM
.bip49change
.on("input", calcForDerivationPath
);
106 DOM
.tab
.on("shown.bs.tab", calcForDerivationPath
);
107 DOM
.hardenedAddresses
.on("change", calcForDerivationPath
);
108 DOM
.indexToggle
.on("click", toggleIndexes
);
109 DOM
.addressToggle
.on("click", toggleAddresses
);
110 DOM
.publicKeyToggle
.on("click", togglePublicKeys
);
111 DOM
.privateKeyToggle
.on("click", togglePrivateKeys
);
112 DOM
.languages
.on("click", languageChanged
);
113 setQrEvents(DOM
.showQrEls
);
116 hideValidationError();
117 populateNetworkSelect();
118 populateClientSelect();
123 function networkChanged(e
) {
125 clearAddressesList();
126 var networkIndex
= e
.target
.value
;
127 var network
= networks
[networkIndex
];
129 if (network
.bip49available
) {
143 function bip32ClientChanged(e
) {
144 var clientIndex
= DOM
.bip32Client
.val();
145 if (clientIndex
== "custom") {
146 DOM
.bip32path
.prop("readonly", false);
149 DOM
.bip32path
.prop("readonly", true);
150 clients
[clientIndex
].onSelect();
160 function setEntropyVisibility() {
161 if (isUsingOwnEntropy()) {
162 DOM
.entropyContainer
.removeClass("hidden");
163 DOM
.generateContainer
.addClass("hidden");
164 DOM
.phrase
.prop("readonly", true);
169 DOM
.entropyContainer
.addClass("hidden");
170 DOM
.generateContainer
.removeClass("hidden");
171 DOM
.phrase
.prop("readonly", false);
176 function delayedPhraseChanged() {
177 hideValidationError();
180 bip32ExtendedKey
= null;
181 clearAddressesList();
183 if (phraseChangeTimeoutEvent
!= null) {
184 clearTimeout(phraseChangeTimeoutEvent
);
186 phraseChangeTimeoutEvent
= setTimeout(phraseChanged
, 400);
189 function phraseChanged() {
191 hideValidationError();
192 setMnemonicLanguage();
193 // Get the mnemonic phrase
194 var phrase
= DOM
.phrase
.val();
195 var errorText
= findPhraseErrors(phrase
);
197 showValidationError(errorText
);
200 // Calculate and display
201 var passphrase
= DOM
.passphrase
.val();
202 calcBip32RootKeyFromSeed(phrase
, passphrase
);
203 calcForDerivationPath();
207 function delayedEntropyChanged() {
208 hideValidationError();
210 if (entropyChangeTimeoutEvent
!= null) {
211 clearTimeout(entropyChangeTimeoutEvent
);
213 entropyChangeTimeoutEvent
= setTimeout(entropyChanged
, 400);
216 function entropyChanged() {
217 // If blank entropy, clear mnemonic, addresses, errors
218 if (DOM
.entropy
.val().trim().length
== 0) {
220 clearEntropyFeedback();
222 showValidationError("Blank entropy");
225 // Get the current phrase to detect changes
226 var phrase
= DOM
.phrase
.val();
227 // Set the phrase from the entropy
228 setMnemonicFromEntropy();
229 // Recalc addresses if the phrase has changed
230 var newPhrase
= DOM
.phrase
.val();
231 if (newPhrase
!= phrase
) {
232 if (newPhrase
.length
== 0) {
244 function delayedRootKeyChanged() {
245 // Warn if there is an existing mnemonic or passphrase.
246 if (DOM
.phrase
.val().length
> 0 || DOM
.passphrase
.val().length
> 0) {
247 if (!confirm("This will clear existing mnemonic and passphrase")) {
248 DOM
.rootKey
.val(bip32RootKey
);
252 hideValidationError();
254 // Clear existing mnemonic and passphrase
256 DOM
.passphrase
.val("");
258 if (rootKeyChangedTimeoutEvent
!= null) {
259 clearTimeout(rootKeyChangedTimeoutEvent
);
261 rootKeyChangedTimeoutEvent
= setTimeout(rootKeyChanged
, 400);
264 function rootKeyChanged() {
266 hideValidationError();
267 // Validate the root key TODO
268 var rootKeyBase58
= DOM
.rootKey
.val();
269 var errorText
= validateRootKey(rootKeyBase58
);
271 showValidationError(errorText
);
274 // Calculate and display
275 calcBip32RootKeyFromBase58(rootKeyBase58
);
276 calcForDerivationPath();
279 function calcForDerivationPath() {
282 clearAddressesList();
283 hideValidationError();
284 // Don't show bip49 if it's selected but network doesn't support it
285 if (bip49TabSelected() && !networkHasBip49()) {
288 // Get the derivation path
289 var derivationPath
= getDerivationPath();
290 var errorText
= findDerivationPathErrors(derivationPath
);
292 showValidationError(errorText
);
295 bip32ExtendedKey
= calcBip32ExtendedKey(derivationPath
);
296 if (bip44TabSelected()) {
299 if (bip49TabSelected()) {
306 function generateClicked() {
307 if (isUsingOwnEntropy()) {
312 setTimeout(function() {
313 setMnemonicLanguage();
314 var phrase
= generateRandomPhrase();
322 function languageChanged() {
323 setTimeout(function() {
324 setMnemonicLanguage();
325 if (DOM
.phrase
.val().length
> 0) {
326 var newPhrase
= convertPhraseToNewLanguage();
327 DOM
.phrase
.val(newPhrase
);
331 DOM
.generate
.trigger("click");
336 function toggleIndexes() {
337 showIndex
= !showIndex
;
338 $("td.index span").toggleClass("invisible");
341 function toggleAddresses() {
342 showAddress
= !showAddress
;
343 $("td.address span").toggleClass("invisible");
346 function togglePublicKeys() {
347 showPubKey
= !showPubKey
;
348 $("td.pubkey span").toggleClass("invisible");
351 function togglePrivateKeys() {
352 showPrivKey
= !showPrivKey
;
353 $("td.privkey span").toggleClass("invisible");
358 function generateRandomPhrase() {
359 if (!hasStrongRandom()) {
360 var errorText
= "This browser does not support strong randomness";
361 showValidationError(errorText
);
364 var numWords
= parseInt(DOM
.generatedStrength
.val());
365 var strength
= numWords
/ 3 * 32;
366 var words
= mnemonic
.generate(strength
);
367 DOM
.phrase
.val(words
);
371 function calcBip32RootKeyFromSeed(phrase
, passphrase
) {
372 seed
= mnemonic
.toSeed(phrase
, passphrase
);
373 bip32RootKey
= bitcoinjs
.bitcoin
.HDNode
.fromSeedHex(seed
, network
);
376 function calcBip32RootKeyFromBase58(rootKeyBase58
) {
377 bip32RootKey
= bitcoinjs
.bitcoin
.HDNode
.fromBase58(rootKeyBase58
, network
);
380 function calcBip32ExtendedKey(path
) {
381 // Check there's a root key to derive from
385 var extendedKey
= bip32RootKey
;
386 // Derive the key from the path
387 var pathBits
= path
.split("/");
388 for (var i
=0; i
<pathBits
.length
; i
++) {
389 var bit
= pathBits
[i
];
390 var index
= parseInt(bit
);
394 var hardened
= bit
[bit
.length
-1] == "'";
395 var isPriv
= !(extendedKey
.isNeutered());
396 var invalidDerivationPath
= hardened
&& !isPriv
;
397 if (invalidDerivationPath
) {
401 extendedKey
= extendedKey
.deriveHardened(index
);
404 extendedKey
= extendedKey
.derive(index
);
410 function showValidationError(errorText
) {
416 function hideValidationError() {
422 function findPhraseErrors(phrase
) {
423 // Preprocess the words
424 phrase
= mnemonic
.normalizeString(phrase
);
425 var words
= phraseToWordArray(phrase
);
426 // Detect blank phrase
427 if (words
.length
== 0) {
428 return "Blank mnemonic";
431 for (var i
=0; i
<words
.length
; i
++) {
433 var language
= getLanguage();
434 if (WORDLISTS
[language
].indexOf(word
) == -1) {
435 console
.log("Finding closest match to " + word
);
436 var nearestWord
= findNearestWord(word
);
437 return word
+ " not in wordlist, did you mean " + nearestWord
+ "?";
440 // Check the words are valid
441 var properPhrase
= wordArrayToPhrase(words
);
442 var isValid
= mnemonic
.check(properPhrase
);
444 return "Invalid mnemonic";
449 function validateRootKey(rootKeyBase58
) {
451 bitcoinjs
.bitcoin
.HDNode
.fromBase58(rootKeyBase58
);
454 return "Invalid root key";
459 function getDerivationPath() {
460 if (bip44TabSelected()) {
461 var purpose
= parseIntNoNaN(DOM
.bip44purpose
.val(), 44);
462 var coin
= parseIntNoNaN(DOM
.bip44coin
.val(), 0);
463 var account
= parseIntNoNaN(DOM
.bip44account
.val(), 0);
464 var change
= parseIntNoNaN(DOM
.bip44change
.val(), 0);
466 path
+= purpose
+ "'/";
468 path
+= account
+ "'/";
470 DOM
.bip44path
.val(path
);
471 var derivationPath
= DOM
.bip44path
.val();
472 console
.log("Using derivation path from BIP44 tab: " + derivationPath
);
473 return derivationPath
;
475 if (bip49TabSelected()) {
476 var purpose
= parseIntNoNaN(DOM
.bip49purpose
.val(), 49);
477 var coin
= parseIntNoNaN(DOM
.bip49coin
.val(), 0);
478 var account
= parseIntNoNaN(DOM
.bip49account
.val(), 0);
479 var change
= parseIntNoNaN(DOM
.bip49change
.val(), 0);
481 path
+= purpose
+ "'/";
483 path
+= account
+ "'/";
485 DOM
.bip49path
.val(path
);
486 var derivationPath
= DOM
.bip49path
.val();
487 console
.log("Using derivation path from BIP49 tab: " + derivationPath
);
488 return derivationPath
;
490 else if (bip32TabSelected()) {
491 var derivationPath
= DOM
.bip32path
.val();
492 console
.log("Using derivation path from BIP32 tab: " + derivationPath
);
493 return derivationPath
;
496 console
.log("Unknown derivation path");
500 function findDerivationPathErrors(path
) {
501 // TODO is not perfect but is better than nothing
503 // https://github.com/bitcoin/bips/blob/master/bip-0032.mediawiki#test-vectors
505 // https://github.com/bitcoin/bips/blob/master/bip-0032.mediawiki#extended-keys
506 var maxDepth
= 255; // TODO verify this!!
507 var maxIndexValue
= Math
.pow(2, 31); // TODO verify this!!
508 if (path
[0] != "m") {
509 return "First character must be 'm'";
511 if (path
.length
> 1) {
512 if (path
[1] != "/") {
513 return "Separator must be '/'";
515 var indexes
= path
.split("/");
516 if (indexes
.length
> maxDepth
) {
517 return "Derivation depth is " + indexes
.length
+ ", must be less than " + maxDepth
;
519 for (var depth
= 1; depth
<indexes
.length
; depth
++) {
520 var index
= indexes
[depth
];
521 var invalidChars
= index
.replace(/^[0-9]+'?$/g, "")
522 if (invalidChars
.length
> 0) {
523 return "Invalid characters " + invalidChars
+ " found at depth " + depth
;
525 var indexValue
= parseInt(index
.replace("'", ""));
527 return "Invalid number at depth " + depth
;
529 if (indexValue
> maxIndexValue
) {
530 return "Value of " + indexValue
+ " at depth " + depth
+ " must be less than " + maxIndexValue
;
534 // Check root key exists or else derivation path is useless!
536 return "No root key";
538 // Check no hardened derivation path when using xpub keys
539 var hardened
= path
.indexOf("'") > -1;
540 var isXpubkey
= bip32RootKey
.isNeutered();
541 if (hardened
&& isXpubkey
) {
542 return "Hardened derivation path is invalid with xpub key";
547 function displayBip44Info() {
548 // Get the derivation path for the account
549 var purpose
= parseIntNoNaN(DOM
.bip44purpose
.val(), 44);
550 var coin
= parseIntNoNaN(DOM
.bip44coin
.val(), 0);
551 var account
= parseIntNoNaN(DOM
.bip44account
.val(), 0);
553 path
+= purpose
+ "'/";
555 path
+= account
+ "'/";
556 // Calculate the account extended keys
557 var accountExtendedKey
= calcBip32ExtendedKey(path
);
558 var accountXprv
= accountExtendedKey
.toBase58();
559 var accountXpub
= accountExtendedKey
.neutered().toBase58();
560 // Display the extended keys
561 DOM
.bip44accountXprv
.val(accountXprv
);
562 DOM
.bip44accountXpub
.val(accountXpub
);
565 function displayBip49Info() {
566 // Get the derivation path for the account
567 var purpose
= parseIntNoNaN(DOM
.bip49purpose
.val(), 49);
568 var coin
= parseIntNoNaN(DOM
.bip49coin
.val(), 0);
569 var account
= parseIntNoNaN(DOM
.bip49account
.val(), 0);
571 path
+= purpose
+ "'/";
573 path
+= account
+ "'/";
574 // Calculate the account extended keys
575 var accountExtendedKey
= calcBip32ExtendedKey(path
);
576 var accountXprv
= accountExtendedKey
.toBase58();
577 var accountXpub
= accountExtendedKey
.neutered().toBase58();
578 // Display the extended keys
579 DOM
.bip49accountXprv
.val(accountXprv
);
580 DOM
.bip49accountXpub
.val(accountXpub
);
583 function displayBip32Info() {
586 var rootKey
= bip32RootKey
.toBase58();
587 DOM
.rootKey
.val(rootKey
);
588 var xprvkeyB58
= "NA";
589 if (!bip32ExtendedKey
.isNeutered()) {
590 xprvkeyB58
= bip32ExtendedKey
.toBase58();
592 var extendedPrivKey
= xprvkeyB58
;
593 DOM
.extendedPrivKey
.val(extendedPrivKey
);
594 var extendedPubKey
= bip32ExtendedKey
.neutered().toBase58();
595 DOM
.extendedPubKey
.val(extendedPubKey
);
596 // Display the addresses and privkeys
597 clearAddressesList();
598 displayAddresses(0, 20);
601 function displayAddresses(start
, total
) {
602 generationProcesses
.push(new (function() {
606 this.stop = function() {
607 for (var i
=0; i
<rows
.length
; i
++) {
608 rows
[i
].shouldGenerate
= false;
612 for (var i
=0; i
<total
; i
++) {
613 var index
= i
+ start
;
614 rows
.push(new TableRow(index
));
620 function TableRow(index
) {
623 this.shouldGenerate
= true;
624 var useHardenedAddresses
= DOM
.hardenedAddresses
.prop("checked");
625 var isBip49
= bip49TabSelected();
626 var bip49available
= networkHasBip49();
632 function calculateValues() {
633 setTimeout(function() {
634 if (!self
.shouldGenerate
) {
638 if (useHardenedAddresses
) {
639 key
= bip32ExtendedKey
.deriveHardened(index
);
642 key
= bip32ExtendedKey
.derive(index
);
644 var address
= key
.getAddress().toString();
646 if (!key
.isNeutered()) {
647 privkey
= key
.keyPair
.toWIF(network
);
649 var pubkey
= key
.getPublicKeyBuffer().toString('hex');
650 var indexText
= getDerivationPath() + "/" + index
;
651 if (useHardenedAddresses
) {
652 indexText
= indexText
+ "'";
654 // Ethereum values are different
655 if (networks
[DOM
.network
.val()].name
== "ETH - Ethereum") {
656 var privKeyBuffer
= key
.keyPair
.d
.toBuffer();
657 privkey
= privKeyBuffer
.toString('hex');
658 var addressBuffer
= ethUtil
.privateToAddress(privKeyBuffer
);
659 var hexAddress
= addressBuffer
.toString('hex');
660 var checksumAddress
= ethUtil
.toChecksumAddress(hexAddress
);
661 address
= ethUtil
.addHexPrefix(checksumAddress
);
662 privkey
= ethUtil
.addHexPrefix(privkey
);
663 pubkey
= ethUtil
.addHexPrefix(pubkey
);
665 // Ripple values are different
666 if (networks
[DOM
.network
.val()].name
== "XRP - Ripple") {
667 privkey
= convertRipplePriv(privkey
);
668 address
= convertRippleAdrr(address
);
670 // BIP49 addresses are different
672 if (!bip49available
) {
675 var keyhash
= bitcoinjs
.bitcoin
.crypto
.hash160(key
.getPublicKeyBuffer());
676 var scriptsig
= bitcoinjs
.bitcoin
.script
.witnessPubKeyHash
.output
.encode(keyhash
);
677 var addressbytes
= bitcoinjs
.bitcoin
.crypto
.hash160(scriptsig
);
678 var scriptpubkey
= bitcoinjs
.bitcoin
.script
.scriptHash
.output
.encode(addressbytes
);
679 address
= bitcoinjs
.bitcoin
.address
.fromOutputScript(scriptpubkey
, network
)
681 addAddressToList(indexText
, address
, pubkey
, privkey
);
689 function showMore() {
690 var start
= DOM
.addresses
.children().length
;
691 var rowsToAdd
= parseInt(DOM
.rowsToAdd
.val());
692 if (isNaN(rowsToAdd
)) {
694 DOM
.rowsToAdd
.val("20");
696 if (rowsToAdd
> 200) {
697 var msg
= "Generating " + rowsToAdd
+ " rows could take a while. ";
698 msg
+= "Do you want to continue?";
703 displayAddresses(start
, rowsToAdd
);
706 function clearDisplay() {
707 clearAddressesList();
709 hideValidationError();
712 function clearAddressesList() {
713 DOM
.addresses
.empty();
717 function stopGenerating() {
718 while (generationProcesses
.length
> 0) {
719 var generation
= generationProcesses
.shift();
724 function clearKeys() {
729 function clearRootKey() {
733 function clearDerivedKeys() {
734 DOM
.extendedPrivKey
.val("");
735 DOM
.extendedPubKey
.val("");
736 DOM
.bip44accountXprv
.val("");
737 DOM
.bip44accountXpub
.val("");
740 function addAddressToList(indexText
, address
, pubkey
, privkey
) {
741 var row
= $(addressRowTemplate
.html());
743 var indexCell
= row
.find(".index span");
744 var addressCell
= row
.find(".address span");
745 var pubkeyCell
= row
.find(".pubkey span");
746 var privkeyCell
= row
.find(".privkey span");
748 indexCell
.text(indexText
);
749 addressCell
.text(address
);
750 pubkeyCell
.text(pubkey
);
751 privkeyCell
.text(privkey
);
754 indexCell
.addClass("invisible");
757 addressCell
.addClass("invisible");
760 pubkeyCell
.addClass("invisible");
763 privkeyCell
.addClass("invisible");
765 DOM
.addresses
.append(row
);
766 var rowShowQrEls
= row
.find("[data-show-qr]");
767 setQrEvents(rowShowQrEls
);
770 function hasStrongRandom() {
771 return 'crypto' in window
&& window
['crypto'] !== null;
774 function disableForms() {
775 $("form").on("submit", function(e
) {
780 function parseIntNoNaN(val
, defaultVal
) {
781 var v
= parseInt(val
);
788 function showPending() {
790 .text("Calculating...")
794 function findNearestWord(word
) {
795 var language
= getLanguage();
796 var words
= WORDLISTS
[language
];
797 var minDistance
= 99;
798 var closestWord
= words
[0];
799 for (var i
=0; i
<words
.length
; i
++) {
800 var comparedTo
= words
[i
];
801 if (comparedTo
.indexOf(word
) == 0) {
804 var distance
= Levenshtein
.get(word
, comparedTo
);
805 if (distance
< minDistance
) {
806 closestWord
= comparedTo
;
807 minDistance
= distance
;
813 function hidePending() {
819 function populateNetworkSelect() {
820 for (var i
=0; i
<networks
.length
; i
++) {
821 var network
= networks
[i
];
822 var option
= $("<option>");
823 option
.attr("value", i
);
824 option
.text(network
.name
);
825 if (network
.name
== "BTC - Bitcoin") {
826 option
.prop("selected", true);
828 DOM
.phraseNetwork
.append(option
);
832 function populateClientSelect() {
833 for (var i
=0; i
<clients
.length
; i
++) {
834 var client
= clients
[i
];
835 var option
= $("<option>");
836 option
.attr("value", i
);
837 option
.text(client
.name
);
838 DOM
.bip32Client
.append(option
);
842 function getLanguage() {
843 var defaultLanguage
= "english";
844 // Try to get from existing phrase
845 var language
= getLanguageFromPhrase();
846 // Try to get from url if not from phrase
847 if (language
.length
== 0) {
848 language
= getLanguageFromUrl();
850 // Default to English if no other option
851 if (language
.length
== 0) {
852 language
= defaultLanguage
;
857 function getLanguageFromPhrase(phrase
) {
858 // Check if how many words from existing phrase match a language.
861 phrase
= DOM
.phrase
.val();
863 if (phrase
.length
> 0) {
864 var words
= phraseToWordArray(phrase
);
865 var languageMatches
= {};
866 for (l
in WORDLISTS
) {
867 // Track how many words match in this language
868 languageMatches
[l
] = 0;
869 for (var i
=0; i
<words
.length
; i
++) {
870 var wordInLanguage
= WORDLISTS
[l
].indexOf(words
[i
]) > -1;
871 if (wordInLanguage
) {
872 languageMatches
[l
]++;
875 // Find languages with most word matches.
876 // This is made difficult due to commonalities between Chinese
877 // simplified vs traditional.
879 var mostMatchedLanguages
= [];
880 for (var l
in languageMatches
) {
881 var numMatches
= languageMatches
[l
];
882 if (numMatches
> mostMatches
) {
883 mostMatches
= numMatches
;
884 mostMatchedLanguages
= [l
];
886 else if (numMatches
== mostMatches
) {
887 mostMatchedLanguages
.push(l
);
891 if (mostMatchedLanguages
.length
> 0) {
892 // Use first language and warn if multiple detected
893 language
= mostMatchedLanguages
[0];
894 if (mostMatchedLanguages
.length
> 1) {
895 console
.warn("Multiple possible languages");
896 console
.warn(mostMatchedLanguages
);
903 function getLanguageFromUrl() {
904 for (var language
in WORDLISTS
) {
905 if (window
.location
.hash
.indexOf(language
) > -1) {
912 function setMnemonicLanguage() {
913 var language
= getLanguage();
914 // Load the bip39 mnemonic generator for this language if required
915 if (!(language
in mnemonics
)) {
916 mnemonics
[language
] = new Mnemonic(language
);
918 mnemonic
= mnemonics
[language
];
921 function convertPhraseToNewLanguage() {
922 var oldLanguage
= getLanguageFromPhrase();
923 var newLanguage
= getLanguageFromUrl();
924 var oldPhrase
= DOM
.phrase
.val();
925 var oldWords
= phraseToWordArray(oldPhrase
);
927 for (var i
=0; i
<oldWords
.length
; i
++) {
928 var oldWord
= oldWords
[i
];
929 var index
= WORDLISTS
[oldLanguage
].indexOf(oldWord
);
930 var newWord
= WORDLISTS
[newLanguage
][index
];
931 newWords
.push(newWord
);
933 newPhrase
= wordArrayToPhrase(newWords
);
937 // TODO look at jsbip39 - mnemonic.splitWords
938 function phraseToWordArray(phrase
) {
939 var words
= phrase
.split(/\s/g);
941 for (var i
=0; i
<words
.length
; i
++) {
943 if (word
.length
> 0) {
950 // TODO look at jsbip39 - mnemonic.joinWords
951 function wordArrayToPhrase(words
) {
952 var phrase
= words
.join(" ");
953 var language
= getLanguageFromPhrase(phrase
);
954 if (language
== "japanese") {
955 phrase
= words
.join("\u3000");
960 function isUsingOwnEntropy() {
961 return DOM
.useEntropy
.prop("checked");
964 function setMnemonicFromEntropy() {
965 clearEntropyFeedback();
967 var entropyStr
= DOM
.entropy
.val();
968 // Work out minimum base for entropy
969 var entropy
= Entropy
.fromString(entropyStr
);
970 if (entropy
.binaryStr
.length
== 0) {
973 // Show entropy details
974 showEntropyFeedback(entropy
);
975 // Use entropy hash if not using raw entropy
976 var bits
= entropy
.binaryStr
;
977 var mnemonicLength
= DOM
.entropyMnemonicLength
.val();
978 if (mnemonicLength
!= "raw") {
979 // Get bits by hashing entropy with SHA256
980 var hash
= sjcl
.hash
.sha256
.hash(entropy
.cleanStr
);
981 var hex
= sjcl
.codec
.hex
.fromBits(hash
);
982 bits
= BigInteger
.parse(hex
, 16).toString(2);
983 while (bits
.length
% 256 != 0) {
986 // Truncate hash to suit number of words
987 mnemonicLength
= parseInt(mnemonicLength
);
988 var numberOfBits
= 32 * mnemonicLength
/ 3;
989 bits
= bits
.substring(0, numberOfBits
);
991 // Discard trailing entropy
992 var bitsToUse
= Math
.floor(bits
.length
/ 32) * 32;
993 var start
= bits
.length
- bitsToUse
;
994 var binaryStr
= bits
.substring(start
);
995 // Convert entropy string to numeric array
997 for (var i
=0; i
<binaryStr
.length
/ 8; i
++) {
998 var byteAsBits
= binaryStr
.substring(i
*8, i
*8+8);
999 var entropyByte
= parseInt(byteAsBits
, 2);
1000 entropyArr
.push(entropyByte
)
1002 // Convert entropy array to mnemonic
1003 var phrase
= mnemonic
.toMnemonic(entropyArr
);
1004 // Set the mnemonic in the UI
1005 DOM
.phrase
.val(phrase
);
1008 function clearEntropyFeedback() {
1009 DOM
.entropyCrackTime
.text("...");
1010 DOM
.entropyType
.text("");
1011 DOM
.entropyWordCount
.text("0");
1012 DOM
.entropyEventCount
.text("0");
1013 DOM
.entropyBitsPerEvent
.text("0");
1014 DOM
.entropyBits
.text("0");
1015 DOM
.entropyFiltered
.html(" ");
1016 DOM
.entropyBinary
.html(" ");
1019 function showEntropyFeedback(entropy
) {
1020 var numberOfBits
= entropy
.binaryStr
.length
;
1021 var timeToCrack
= "unknown";
1023 var z
= zxcvbn(entropy
.base
.parts
.join(""));
1024 timeToCrack
= z
.crack_times_display
.offline_fast_hashing_1e10_per_second
;
1025 if (z
.feedback
.warning
!= "") {
1026 timeToCrack
= timeToCrack
+ " - " + z
.feedback
.warning
;
1030 console
.log("Error detecting entropy strength with zxcvbn:");
1033 var entropyTypeStr
= getEntropyTypeStr(entropy
);
1034 var wordCount
= Math
.floor(numberOfBits
/ 32) * 3;
1035 var bitsPerEvent
= entropy
.bitsPerEvent
.toFixed(2);
1036 DOM
.entropyFiltered
.html(entropy
.cleanHtml
);
1037 DOM
.entropyType
.text(entropyTypeStr
);
1038 DOM
.entropyCrackTime
.text(timeToCrack
);
1039 DOM
.entropyEventCount
.text(entropy
.base
.ints
.length
);
1040 DOM
.entropyBits
.text(numberOfBits
);
1041 DOM
.entropyWordCount
.text(wordCount
);
1042 DOM
.entropyBinary
.text(entropy
.binaryStr
);
1043 DOM
.entropyBitsPerEvent
.text(bitsPerEvent
);
1046 function getEntropyTypeStr(entropy
) {
1047 var typeStr
= entropy
.base
.str
;
1048 // Add some detail if these are cards
1049 if (entropy
.base
.asInt
== 52) {
1050 var cardDetail
= []; // array of message strings
1051 // Detect duplicates
1053 var dupeTracker
= {};
1054 for (var i
=0; i
<entropy
.base
.parts
.length
; i
++) {
1055 var card
= entropy
.base
.parts
[i
];
1056 var cardUpper
= card
.toUpperCase();
1057 if (cardUpper
in dupeTracker
) {
1060 dupeTracker
[cardUpper
] = true;
1062 if (dupes
.length
> 0) {
1063 var dupeWord
= "duplicates";
1064 if (dupes
.length
== 1) {
1065 dupeWord
= "duplicate";
1067 var msg
= dupes
.length
+ " " + dupeWord
+ ": " + dupes
.slice(0,3).join(" ");
1068 if (dupes
.length
> 3) {
1071 cardDetail
.push(msg
);
1074 var uniqueCards
= [];
1075 for (var uniqueCard
in dupeTracker
) {
1076 uniqueCards
.push(uniqueCard
);
1078 if (uniqueCards
.length
== 52) {
1079 cardDetail
.unshift("full deck");
1081 // Detect missing cards
1082 var values
= "A23456789TJQK";
1084 var missingCards
= [];
1085 for (var i
=0; i
<suits
.length
; i
++) {
1086 for (var j
=0; j
<values
.length
; j
++) {
1087 var card
= values
[j
] + suits
[i
];
1088 if (!(card
in dupeTracker
)) {
1089 missingCards
.push(card
);
1093 // Display missing cards if six or less, ie clearly going for full deck
1094 if (missingCards
.length
> 0 && missingCards
.length
<= 6) {
1095 var msg
= missingCards
.length
+ " missing: " + missingCards
.slice(0,3).join(" ");
1096 if (missingCards
.length
> 3) {
1099 cardDetail
.push(msg
);
1101 // Add card details to typeStr
1102 if (cardDetail
.length
> 0) {
1103 typeStr
+= " (" + cardDetail
.join(", ") + ")";
1109 function setQrEvents(els
) {
1110 els
.on("mouseenter", createQr
);
1111 els
.on("mouseleave", destroyQr
);
1112 els
.on("click", toggleQr
);
1115 function createQr(e
) {
1116 var content
= e
.target
.textContent
|| e
.target
.value
;
1119 DOM
.qrImage
.qrcode({width: size
, height: size
, text: content
});
1121 DOM
.qrHider
.addClass("hidden");
1124 DOM
.qrHider
.removeClass("hidden");
1126 DOM
.qrContainer
.removeClass("hidden");
1130 function destroyQr() {
1131 DOM
.qrImage
.text("");
1132 DOM
.qrContainer
.addClass("hidden");
1135 function toggleQr() {
1137 DOM
.qrHider
.toggleClass("hidden");
1138 DOM
.qrHint
.toggleClass("hidden");
1141 function bip44TabSelected() {
1142 return DOM
.bip44tab
.hasClass("active");
1145 function bip32TabSelected() {
1146 return DOM
.bip32tab
.hasClass("active");
1149 function networkHasBip49() {
1150 return networks
[DOM
.network
.val()].bip49available
;
1153 function bip49TabSelected() {
1154 return DOM
.bip49tab
.hasClass("active");
1157 function setHdCoin(coinValue
) {
1158 DOM
.bip44coin
.val(coinValue
);
1159 DOM
.bip49coin
.val(coinValue
);
1162 function showBip49() {
1163 DOM
.bip49unavailable
.addClass("hidden");
1164 DOM
.bip49available
.removeClass("hidden");
1167 function hideBip49() {
1168 DOM
.bip49available
.addClass("hidden");
1169 DOM
.bip49unavailable
.removeClass("hidden");
1174 name: "BCH - Bitcoin Cash",
1175 bip49available: false,
1176 onSelect: function() {
1177 network
= bitcoinjs
.bitcoin
.networks
.bitcoin
;
1182 name: "BTC - Bitcoin",
1183 bip49available: true,
1184 onSelect: function() {
1185 network
= bitcoinjs
.bitcoin
.networks
.bitcoin
;
1190 name: "BTC - Bitcoin Testnet",
1191 bip49available: true,
1192 onSelect: function() {
1193 network
= bitcoinjs
.bitcoin
.networks
.testnet
;
1198 name: "CLAM - Clams",
1199 bip49available: false,
1200 onSelect: function() {
1201 network
= bitcoinjs
.bitcoin
.networks
.clam
;
1206 name: "CRW - Crown",
1207 bip49available: false,
1208 onSelect: function() {
1209 network
= bitcoinjs
.bitcoin
.networks
.crown
;
1214 name: "DASH - Dash",
1215 bip49available: false,
1216 onSelect: function() {
1217 network
= bitcoinjs
.bitcoin
.networks
.dash
;
1222 name: "DASH - Dash Testnet",
1223 bip49available: false,
1224 onSelect: function() {
1225 network
= bitcoinjs
.bitcoin
.networks
.dashtn
;
1230 name: "DOGE - Dogecoin",
1231 bip49available: false,
1232 onSelect: function() {
1233 network
= bitcoinjs
.bitcoin
.networks
.dogecoin
;
1238 name: "ETH - Ethereum",
1239 bip49available: false,
1240 onSelect: function() {
1241 network
= bitcoinjs
.bitcoin
.networks
.bitcoin
;
1246 name: "GAME - GameCredits",
1247 bip49available: false,
1248 onSelect: function() {
1249 network
= bitcoinjs
.bitcoin
.networks
.game
;
1254 name: "JBS - Jumbucks",
1255 bip49available: false,
1256 onSelect: function() {
1257 network
= bitcoinjs
.bitcoin
.networks
.jumbucks
;
1262 name: "LTC - Litecoin",
1263 bip49available: false,
1264 onSelect: function() {
1265 network
= bitcoinjs
.bitcoin
.networks
.litecoin
;
1270 name: "NMC - Namecoin",
1271 bip49available: false,
1272 onSelect: function() {
1273 network
= bitcoinjs
.bitcoin
.networks
.namecoin
;
1278 name: "PIVX - PIVX",
1279 bip49available: false,
1280 onSelect: function() {
1281 network
= bitcoinjs
.bitcoin
.networks
.pivx
;
1286 name: "PIVX - PIVX Testnet",
1287 bip49available: false,
1288 onSelect: function() {
1289 network
= bitcoinjs
.bitcoin
.networks
.pivxtestnet
;
1294 name: "PPC - Peercoin",
1295 bip49available: false,
1296 onSelect: function() {
1297 network
= bitcoinjs
.bitcoin
.networks
.peercoin
;
1302 name: "SDC - ShadowCash",
1303 bip49available: false,
1304 onSelect: function() {
1305 network
= bitcoinjs
.bitcoin
.networks
.shadow
;
1310 name: "SDC - ShadowCash Testnet",
1311 bip49available: false,
1312 onSelect: function() {
1313 network
= bitcoinjs
.bitcoin
.networks
.shadowtn
;
1318 name: "SLM - Slimcoin",
1319 bip49available: false,
1320 onSelect: function() {
1321 network
= bitcoinjs
.bitcoin
.networks
.slimcoin
;
1326 name: "SLM - Slimcoin Testnet",
1327 bip49available: false,
1328 onSelect: function() {
1329 network
= bitcoinjs
.bitcoin
.networks
.slimcointn
;
1334 name: "VIA - Viacoin",
1335 bip49available: false,
1336 onSelect: function() {
1337 network
= bitcoinjs
.bitcoin
.networks
.viacoin
;
1342 name: "VIA - Viacoin Testnet",
1343 bip49available: false,
1344 onSelect: function() {
1345 network
= bitcoinjs
.bitcoin
.networks
.viacointestnet
;
1350 name: "XMY - Myriadcoin",
1351 bip49available: false,
1352 onSelect: function() {
1353 network
= bitcoinjs
.bitcoin
.networks
.myriadcoin
;
1358 name: "XRP - Ripple",
1359 bip49available: false,
1360 onSelect: function() {
1361 network
= bitcoinjs
.bitcoin
.networks
.bitcoin
;
1369 name: "Bitcoin Core",
1370 onSelect: function() {
1371 DOM
.bip32path
.val("m/0'/0'");
1372 DOM
.hardenedAddresses
.prop('checked', true);
1376 name: "blockchain.info",
1377 onSelect: function() {
1378 DOM
.bip32path
.val("m/44'/0'/0'");
1379 DOM
.hardenedAddresses
.prop('checked', false);
1383 name: "MultiBit HD",
1384 onSelect: function() {
1385 DOM
.bip32path
.val("m/0'/0");
1386 DOM
.hardenedAddresses
.prop('checked', false);