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
= 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;
23 DOM
.network
= $(".network");
24 DOM
.phraseNetwork
= $("#network-phrase");
25 DOM
.useEntropy
= $(".use-entropy");
26 DOM
.entropyContainer
= $(".entropy-container");
27 DOM
.entropy
= $(".entropy");
28 DOM
.entropyFiltered
= DOM
.entropyContainer
.find(".filtered");
29 DOM
.entropyType
= DOM
.entropyContainer
.find(".type");
30 DOM
.entropyStrength
= DOM
.entropyContainer
.find(".strength");
31 DOM
.entropyEventCount
= DOM
.entropyContainer
.find(".event-count");
32 DOM
.entropyBits
= DOM
.entropyContainer
.find(".bits");
33 DOM
.entropyBitsPerEvent
= DOM
.entropyContainer
.find(".bits-per-event");
34 DOM
.entropyWordCount
= DOM
.entropyContainer
.find(".word-count");
35 DOM
.entropyBinary
= DOM
.entropyContainer
.find(".binary");
36 DOM
.entropyMnemonicLength
= DOM
.entropyContainer
.find(".mnemonic-length");
37 DOM
.phrase
= $(".phrase");
38 DOM
.passphrase
= $(".passphrase");
39 DOM
.generateContainer
= $(".generate-container");
40 DOM
.generate
= $(".generate");
41 DOM
.seed
= $(".seed");
42 DOM
.rootKey
= $(".root-key");
43 DOM
.extendedPrivKey
= $(".extended-priv-key");
44 DOM
.extendedPubKey
= $(".extended-pub-key");
45 DOM
.bip32tab
= $("#bip32-tab");
46 DOM
.bip44tab
= $("#bip44-tab");
47 DOM
.bip32panel
= $("#bip32");
48 DOM
.bip44panel
= $("#bip44");
49 DOM
.bip32path
= $("#bip32-path");
50 DOM
.bip44path
= $("#bip44-path");
51 DOM
.bip44purpose
= $("#bip44 .purpose");
52 DOM
.bip44coin
= $("#bip44 .coin");
53 DOM
.bip44account
= $("#bip44 .account");
54 DOM
.bip44change
= $("#bip44 .change");
55 DOM
.generatedStrength
= $(".generate-container .strength");
56 DOM
.hardenedAddresses
= $(".hardened-addresses");
57 DOM
.addresses
= $(".addresses");
58 DOM
.rowsToAdd
= $(".rows-to-add");
59 DOM
.more
= $(".more");
60 DOM
.feedback
= $(".feedback");
61 DOM
.tab
= $(".derivation-type a");
62 DOM
.indexToggle
= $(".index-toggle");
63 DOM
.addressToggle
= $(".address-toggle");
64 DOM
.publicKeyToggle
= $(".public-key-toggle");
65 DOM
.privateKeyToggle
= $(".private-key-toggle");
66 DOM
.languages
= $(".languages a");
67 DOM
.qrContainer
= $(".qr-container");
68 DOM
.qrImage
= DOM
.qrContainer
.find(".qr-image");
69 DOM
.qrHint
= DOM
.qrContainer
.find(".qr-hint");
70 DOM
.showQrEls
= $("[data-show-qr]");
74 DOM
.network
.on("change", networkChanged
);
75 DOM
.useEntropy
.on("change", setEntropyVisibility
);
76 DOM
.entropy
.on("input", delayedEntropyChanged
);
77 DOM
.entropyMnemonicLength
.on("change", entropyChanged
);
78 DOM
.phrase
.on("input", delayedPhraseChanged
);
79 DOM
.passphrase
.on("input", delayedPhraseChanged
);
80 DOM
.generate
.on("click", generateClicked
);
81 DOM
.more
.on("click", showMore
);
82 DOM
.rootKey
.on("input", delayedRootKeyChanged
);
83 DOM
.bip32path
.on("input", calcForDerivationPath
);
84 DOM
.bip44purpose
.on("input", calcForDerivationPath
);
85 DOM
.bip44coin
.on("input", calcForDerivationPath
);
86 DOM
.bip44account
.on("input", calcForDerivationPath
);
87 DOM
.bip44change
.on("input", calcForDerivationPath
);
88 DOM
.tab
.on("shown.bs.tab", calcForDerivationPath
);
89 DOM
.hardenedAddresses
.on("change", calcForDerivationPath
);
90 DOM
.indexToggle
.on("click", toggleIndexes
);
91 DOM
.addressToggle
.on("click", toggleAddresses
);
92 DOM
.publicKeyToggle
.on("click", togglePublicKeys
);
93 DOM
.privateKeyToggle
.on("click", togglePrivateKeys
);
94 DOM
.languages
.on("click", languageChanged
);
95 setQrEvents(DOM
.showQrEls
);
98 hideValidationError();
99 populateNetworkSelect();
104 function networkChanged(e
) {
105 var networkIndex
= e
.target
.value
;
106 networks
[networkIndex
].onSelect();
115 function setEntropyVisibility() {
116 if (isUsingOwnEntropy()) {
117 DOM
.entropyContainer
.removeClass("hidden");
118 DOM
.generateContainer
.addClass("hidden");
119 DOM
.phrase
.prop("readonly", true);
124 DOM
.entropyContainer
.addClass("hidden");
125 DOM
.generateContainer
.removeClass("hidden");
126 DOM
.phrase
.prop("readonly", false);
131 function delayedPhraseChanged() {
132 hideValidationError();
134 if (phraseChangeTimeoutEvent
!= null) {
135 clearTimeout(phraseChangeTimeoutEvent
);
137 phraseChangeTimeoutEvent
= setTimeout(phraseChanged
, 400);
140 function phraseChanged() {
142 hideValidationError();
143 setMnemonicLanguage();
144 // Get the mnemonic phrase
145 var phrase
= DOM
.phrase
.val();
146 var errorText
= findPhraseErrors(phrase
);
148 showValidationError(errorText
);
151 // Calculate and display
152 var passphrase
= DOM
.passphrase
.val();
153 calcBip32RootKeyFromSeed(phrase
, passphrase
);
154 calcForDerivationPath();
158 function delayedEntropyChanged() {
159 hideValidationError();
161 if (entropyChangeTimeoutEvent
!= null) {
162 clearTimeout(entropyChangeTimeoutEvent
);
164 entropyChangeTimeoutEvent
= setTimeout(entropyChanged
, 400);
167 function entropyChanged() {
168 // If blank entropy, clear mnemonic, addresses, errors
169 if (DOM
.entropy
.val().trim().length
== 0) {
171 clearEntropyFeedback();
173 showValidationError("Blank entropy");
176 // Get the current phrase to detect changes
177 var phrase
= DOM
.phrase
.val();
178 // Set the phrase from the entropy
179 setMnemonicFromEntropy();
180 // Recalc addresses if the phrase has changed
181 var newPhrase
= DOM
.phrase
.val();
182 if (newPhrase
!= phrase
) {
183 if (newPhrase
.length
== 0) {
195 function delayedRootKeyChanged() {
196 // Warn if there is an existing mnemonic or passphrase.
197 if (DOM
.phrase
.val().length
> 0 || DOM
.passphrase
.val().length
> 0) {
198 if (!confirm("This will clear existing mnemonic and passphrase")) {
199 DOM
.rootKey
.val(bip32RootKey
);
203 hideValidationError();
205 // Clear existing mnemonic and passphrase
207 DOM
.passphrase
.val("");
209 if (rootKeyChangedTimeoutEvent
!= null) {
210 clearTimeout(rootKeyChangedTimeoutEvent
);
212 rootKeyChangedTimeoutEvent
= setTimeout(rootKeyChanged
, 400);
215 function rootKeyChanged() {
217 hideValidationError();
218 // Validate the root key TODO
219 var rootKeyBase58
= DOM
.rootKey
.val();
220 var errorText
= validateRootKey(rootKeyBase58
);
222 showValidationError(errorText
);
225 // Calculate and display
226 calcBip32RootKeyFromBase58(rootKeyBase58
);
227 calcForDerivationPath();
231 function calcForDerivationPath() {
233 hideValidationError();
234 // Get the derivation path
235 var derivationPath
= getDerivationPath();
236 var errorText
= findDerivationPathErrors(derivationPath
);
238 showValidationError(errorText
);
241 bip32ExtendedKey
= calcBip32ExtendedKey(derivationPath
);
246 function generateClicked() {
247 if (isUsingOwnEntropy()) {
252 setTimeout(function() {
253 setMnemonicLanguage();
254 var phrase
= generateRandomPhrase();
262 function languageChanged() {
263 setTimeout(function() {
264 setMnemonicLanguage();
265 if (DOM
.phrase
.val().length
> 0) {
266 var newPhrase
= convertPhraseToNewLanguage();
267 DOM
.phrase
.val(newPhrase
);
271 DOM
.generate
.trigger("click");
276 function toggleIndexes() {
277 showIndex
= !showIndex
;
278 $("td.index span").toggleClass("invisible");
281 function toggleAddresses() {
282 showAddress
= !showAddress
;
283 $("td.address span").toggleClass("invisible");
286 function togglePublicKeys() {
287 showPubKey
= !showPubKey
;
288 $("td.pubkey span").toggleClass("invisible");
291 function togglePrivateKeys() {
292 showPrivKey
= !showPrivKey
;
293 $("td.privkey span").toggleClass("invisible");
298 function generateRandomPhrase() {
299 if (!hasStrongRandom()) {
300 var errorText
= "This browser does not support strong randomness";
301 showValidationError(errorText
);
304 var numWords
= parseInt(DOM
.generatedStrength
.val());
305 var strength
= numWords
/ 3 * 32;
306 var words
= mnemonic
.generate(strength
);
307 DOM
.phrase
.val(words
);
311 function calcBip32RootKeyFromSeed(phrase
, passphrase
) {
312 seed
= mnemonic
.toSeed(phrase
, passphrase
);
313 bip32RootKey
= bitcoin
.HDNode
.fromSeedHex(seed
, network
);
316 function calcBip32RootKeyFromBase58(rootKeyBase58
) {
317 bip32RootKey
= bitcoin
.HDNode
.fromBase58(rootKeyBase58
, network
);
320 function calcBip32ExtendedKey(path
) {
321 var extendedKey
= bip32RootKey
;
322 // Derive the key from the path
323 var pathBits
= path
.split("/");
324 for (var i
=0; i
<pathBits
.length
; i
++) {
325 var bit
= pathBits
[i
];
326 var index
= parseInt(bit
);
330 var hardened
= bit
[bit
.length
-1] == "'";
332 extendedKey
= extendedKey
.deriveHardened(index
);
335 extendedKey
= extendedKey
.derive(index
);
341 function showValidationError(errorText
) {
347 function hideValidationError() {
353 function findPhraseErrors(phrase
) {
354 // Preprocess the words
355 phrase
= mnemonic
.normalizeString(phrase
);
356 var words
= phraseToWordArray(phrase
);
357 // Detect blank phrase
358 if (words
.length
== 0) {
359 return "Blank mnemonic";
362 for (var i
=0; i
<words
.length
; i
++) {
364 var language
= getLanguage();
365 if (WORDLISTS
[language
].indexOf(word
) == -1) {
366 console
.log("Finding closest match to " + word
);
367 var nearestWord
= findNearestWord(word
);
368 return word
+ " not in wordlist, did you mean " + nearestWord
+ "?";
371 // Check the words are valid
372 var properPhrase
= wordArrayToPhrase(words
);
373 var isValid
= mnemonic
.check(properPhrase
);
375 return "Invalid mnemonic";
380 function validateRootKey(rootKeyBase58
) {
382 bitcoin
.HDNode
.fromBase58(rootKeyBase58
);
385 return "Invalid root key";
390 function getDerivationPath() {
391 if (DOM
.bip44tab
.hasClass("active")) {
392 var purpose
= parseIntNoNaN(DOM
.bip44purpose
.val(), 44);
393 var coin
= parseIntNoNaN(DOM
.bip44coin
.val(), 0);
394 var account
= parseIntNoNaN(DOM
.bip44account
.val(), 0);
395 var change
= parseIntNoNaN(DOM
.bip44change
.val(), 0);
397 path
+= purpose
+ "'/";
399 path
+= account
+ "'/";
401 DOM
.bip44path
.val(path
);
402 var derivationPath
= DOM
.bip44path
.val();
403 console
.log("Using derivation path from BIP44 tab: " + derivationPath
);
404 return derivationPath
;
406 else if (DOM
.bip32tab
.hasClass("active")) {
407 var derivationPath
= DOM
.bip32path
.val();
408 console
.log("Using derivation path from BIP32 tab: " + derivationPath
);
409 return derivationPath
;
412 console
.log("Unknown derivation path");
416 function findDerivationPathErrors(path
) {
417 // TODO is not perfect but is better than nothing
419 // https://github.com/bitcoin/bips/blob/master/bip-0032.mediawiki#test-vectors
421 // https://github.com/bitcoin/bips/blob/master/bip-0032.mediawiki#extended-keys
422 var maxDepth
= 255; // TODO verify this!!
423 var maxIndexValue
= Math
.pow(2, 31); // TODO verify this!!
424 if (path
[0] != "m") {
425 return "First character must be 'm'";
427 if (path
.length
> 1) {
428 if (path
[1] != "/") {
429 return "Separator must be '/'";
431 var indexes
= path
.split("/");
432 if (indexes
.length
> maxDepth
) {
433 return "Derivation depth is " + indexes
.length
+ ", must be less than " + maxDepth
;
435 for (var depth
= 1; depth
<indexes
.length
; depth
++) {
436 var index
= indexes
[depth
];
437 var invalidChars
= index
.replace(/^[0-9]+'?$/g, "")
438 if (invalidChars
.length
> 0) {
439 return "Invalid characters " + invalidChars
+ " found at depth " + depth
;
441 var indexValue
= parseInt(index
.replace("'", ""));
443 return "Invalid number at depth " + depth
;
445 if (indexValue
> maxIndexValue
) {
446 return "Value of " + indexValue
+ " at depth " + depth
+ " must be less than " + maxIndexValue
;
453 function displayBip32Info() {
456 var rootKey
= bip32RootKey
.toBase58();
457 DOM
.rootKey
.val(rootKey
);
458 var extendedPrivKey
= bip32ExtendedKey
.toBase58();
459 DOM
.extendedPrivKey
.val(extendedPrivKey
);
460 var extendedPubKey
= bip32ExtendedKey
.toBase58(false);
461 DOM
.extendedPubKey
.val(extendedPubKey
);
462 // Display the addresses and privkeys
463 clearAddressesList();
464 displayAddresses(0, 20);
467 function displayAddresses(start
, total
) {
468 for (var i
=0; i
<total
; i
++) {
469 var index
= i
+ start
;
474 function TableRow(index
) {
476 var useHardenedAddresses
= DOM
.hardenedAddresses
.prop("checked");
482 function calculateValues() {
483 setTimeout(function() {
485 if (useHardenedAddresses
) {
486 key
= bip32ExtendedKey
.deriveHardened(index
);
489 key
= bip32ExtendedKey
.derive(index
);
491 var address
= key
.getAddress().toString();
492 var privkey
= key
.privKey
.toWIF(network
);
493 var pubkey
= key
.pubKey
.toHex();
494 var indexText
= getDerivationPath() + "/" + index
;
495 if (useHardenedAddresses
) {
496 indexText
= indexText
+ "'";
498 addAddressToList(indexText
, address
, pubkey
, privkey
);
506 function showMore() {
507 var start
= DOM
.addresses
.children().length
;
508 var rowsToAdd
= parseInt(DOM
.rowsToAdd
.val());
509 if (isNaN(rowsToAdd
)) {
511 DOM
.rowsToAdd
.val("20");
513 if (rowsToAdd
> 200) {
514 var msg
= "Generating " + rowsToAdd
+ " rows could take a while. ";
515 msg
+= "Do you want to continue?";
520 displayAddresses(start
, rowsToAdd
);
523 function clearDisplay() {
524 clearAddressesList();
526 hideValidationError();
529 function clearAddressesList() {
530 DOM
.addresses
.empty();
533 function clearKey() {
535 DOM
.extendedPrivKey
.val("");
536 DOM
.extendedPubKey
.val("");
539 function addAddressToList(indexText
, address
, pubkey
, privkey
) {
540 var row
= $(addressRowTemplate
.html());
542 var indexCell
= row
.find(".index span");
543 var addressCell
= row
.find(".address span");
544 var pubkeyCell
= row
.find(".pubkey span");
545 var privkeyCell
= row
.find(".privkey span");
547 indexCell
.text(indexText
);
548 addressCell
.text(address
);
549 pubkeyCell
.text(pubkey
);
550 privkeyCell
.text(privkey
);
553 indexCell
.addClass("invisible");
556 addressCell
.addClass("invisible");
559 pubkeyCell
.addClass("invisible");
562 privkeyCell
.addClass("invisible");
564 DOM
.addresses
.append(row
);
565 var rowShowQrEls
= row
.find("[data-show-qr]");
566 setQrEvents(rowShowQrEls
);
569 function hasStrongRandom() {
570 return 'crypto' in window
&& window
['crypto'] !== null;
573 function disableForms() {
574 $("form").on("submit", function(e
) {
579 function parseIntNoNaN(val
, defaultVal
) {
580 var v
= parseInt(val
);
587 function showPending() {
589 .text("Calculating...")
593 function findNearestWord(word
) {
594 var language
= getLanguage();
595 var words
= WORDLISTS
[language
];
596 var minDistance
= 99;
597 var closestWord
= words
[0];
598 for (var i
=0; i
<words
.length
; i
++) {
599 var comparedTo
= words
[i
];
600 var distance
= Levenshtein
.get(word
, comparedTo
);
601 if (distance
< minDistance
) {
602 closestWord
= comparedTo
;
603 minDistance
= distance
;
609 function hidePending() {
615 function populateNetworkSelect() {
616 for (var i
=0; i
<networks
.length
; i
++) {
617 var network
= networks
[i
];
618 var option
= $("<option>");
619 option
.attr("value", i
);
620 option
.text(network
.name
);
621 DOM
.phraseNetwork
.append(option
);
625 function getLanguage() {
626 var defaultLanguage
= "english";
627 // Try to get from existing phrase
628 var language
= getLanguageFromPhrase();
629 // Try to get from url if not from phrase
630 if (language
.length
== 0) {
631 language
= getLanguageFromUrl();
633 // Default to English if no other option
634 if (language
.length
== 0) {
635 language
= defaultLanguage
;
640 function getLanguageFromPhrase(phrase
) {
641 // Check if how many words from existing phrase match a language.
644 phrase
= DOM
.phrase
.val();
646 if (phrase
.length
> 0) {
647 var words
= phraseToWordArray(phrase
);
648 var languageMatches
= {};
649 for (l
in WORDLISTS
) {
650 // Track how many words match in this language
651 languageMatches
[l
] = 0;
652 for (var i
=0; i
<words
.length
; i
++) {
653 var wordInLanguage
= WORDLISTS
[l
].indexOf(words
[i
]) > -1;
654 if (wordInLanguage
) {
655 languageMatches
[l
]++;
658 // Find languages with most word matches.
659 // This is made difficult due to commonalities between Chinese
660 // simplified vs traditional.
662 var mostMatchedLanguages
= [];
663 for (var l
in languageMatches
) {
664 var numMatches
= languageMatches
[l
];
665 if (numMatches
> mostMatches
) {
666 mostMatches
= numMatches
;
667 mostMatchedLanguages
= [l
];
669 else if (numMatches
== mostMatches
) {
670 mostMatchedLanguages
.push(l
);
674 if (mostMatchedLanguages
.length
> 0) {
675 // Use first language and warn if multiple detected
676 language
= mostMatchedLanguages
[0];
677 if (mostMatchedLanguages
.length
> 1) {
678 console
.warn("Multiple possible languages");
679 console
.warn(mostMatchedLanguages
);
686 function getLanguageFromUrl() {
687 for (var language
in WORDLISTS
) {
688 if (window
.location
.hash
.indexOf(language
) > -1) {
695 function setMnemonicLanguage() {
696 var language
= getLanguage();
697 // Load the bip39 mnemonic generator for this language if required
698 if (!(language
in mnemonics
)) {
699 mnemonics
[language
] = new Mnemonic(language
);
701 mnemonic
= mnemonics
[language
];
704 function convertPhraseToNewLanguage() {
705 var oldLanguage
= getLanguageFromPhrase();
706 var newLanguage
= getLanguageFromUrl();
707 var oldPhrase
= DOM
.phrase
.val();
708 var oldWords
= phraseToWordArray(oldPhrase
);
710 for (var i
=0; i
<oldWords
.length
; i
++) {
711 var oldWord
= oldWords
[i
];
712 var index
= WORDLISTS
[oldLanguage
].indexOf(oldWord
);
713 var newWord
= WORDLISTS
[newLanguage
][index
];
714 newWords
.push(newWord
);
716 newPhrase
= wordArrayToPhrase(newWords
);
720 // TODO look at jsbip39 - mnemonic.splitWords
721 function phraseToWordArray(phrase
) {
722 var words
= phrase
.split(/\s/g);
724 for (var i
=0; i
<words
.length
; i
++) {
726 if (word
.length
> 0) {
733 // TODO look at jsbip39 - mnemonic.joinWords
734 function wordArrayToPhrase(words
) {
735 var phrase
= words
.join(" ");
736 var language
= getLanguageFromPhrase(phrase
);
737 if (language
== "japanese") {
738 phrase
= words
.join("\u3000");
743 function isUsingOwnEntropy() {
744 return DOM
.useEntropy
.prop("checked");
747 function setMnemonicFromEntropy() {
748 clearEntropyFeedback();
750 var entropyStr
= DOM
.entropy
.val();
751 // Work out minimum base for entropy
752 var entropy
= Entropy
.fromString(entropyStr
);
753 if (entropy
.binaryStr
.length
== 0) {
756 // Show entropy details
757 showEntropyFeedback(entropy
);
758 // Use entropy hash if not using raw entropy
759 var bits
= entropy
.binaryStr
;
760 var mnemonicLength
= DOM
.entropyMnemonicLength
.val();
761 if (mnemonicLength
!= "raw") {
762 // Get bits by hashing entropy with SHA256
763 var hash
= sjcl
.hash
.sha256
.hash(entropy
.cleanStr
);
764 var hex
= sjcl
.codec
.hex
.fromBits(hash
);
765 bits
= BigInteger
.parse(hex
, 16).toString(2);
766 for (var i
=0; i
<256-bits
.length
; i
++) {
769 // Truncate hash to suit number of words
770 mnemonicLength
= parseInt(mnemonicLength
);
771 var numberOfBits
= 32 * mnemonicLength
/ 3;
772 bits
= bits
.substring(0, numberOfBits
);
774 // Discard trailing entropy
775 var bitsToUse
= Math
.floor(bits
.length
/ 32) * 32;
776 var start
= bits
.length
- bitsToUse
;
777 var binaryStr
= bits
.substring(start
);
778 // Convert entropy string to numeric array
780 for (var i
=0; i
<binaryStr
.length
/ 8; i
++) {
781 var byteAsBits
= binaryStr
.substring(i
*8, i
*8+8);
782 var entropyByte
= parseInt(byteAsBits
, 2);
783 entropyArr
.push(entropyByte
)
785 // Convert entropy array to mnemonic
786 var phrase
= mnemonic
.toMnemonic(entropyArr
);
787 // Set the mnemonic in the UI
788 DOM
.phrase
.val(phrase
);
791 function clearEntropyFeedback() {
792 DOM
.entropyStrength
.text("...");
793 DOM
.entropyType
.text("");
794 DOM
.entropyWordCount
.text("0");
795 DOM
.entropyEventCount
.text("0");
796 DOM
.entropyBitsPerEvent
.text("0");
797 DOM
.entropyBits
.text("0");
798 DOM
.entropyFiltered
.html(" ");
799 DOM
.entropyBinary
.html(" ");
802 function showEntropyFeedback(entropy
) {
803 var numberOfBits
= entropy
.binaryStr
.length
;
804 var strength
= "extremely weak";
805 if (numberOfBits
>= 64) {
806 strength
= "very weak";
808 if (numberOfBits
>= 96) {
811 if (numberOfBits
>= 128) {
814 if (numberOfBits
>= 160) {
815 strength
= "very strong";
817 if (numberOfBits
>= 192) {
818 strength
= "extremely strong";
820 // If time to crack is less than one day, and password is considered
821 // strong or better based on the number of bits, rename strength to
824 var z
= zxcvbn(entropy
.base
.parts
.join(""));
825 var timeToCrack
= z
.crack_times_seconds
.offline_fast_hashing_1e10_per_second
;
826 if (timeToCrack
< 86400 && entropy
.binaryStr
.length
>= 128) {
827 strength
= "easily cracked";
828 if (z
.feedback
.warning
!= "") {
829 strength
= strength
+ " - " + z
.feedback
.warning
;
834 strength
= "unknown";
835 console
.log("Error detecting entropy strength with zxcvbn:");
838 var entropyTypeStr
= getEntropyTypeStr(entropy
);
839 var wordCount
= Math
.floor(numberOfBits
/ 32) * 3;
840 var bitsPerEvent
= entropy
.bitsPerEvent
.toFixed(2);
841 DOM
.entropyFiltered
.html(entropy
.cleanHtml
);
842 DOM
.entropyType
.text(entropyTypeStr
);
843 DOM
.entropyStrength
.text(strength
);
844 DOM
.entropyEventCount
.text(entropy
.base
.ints
.length
);
845 DOM
.entropyBits
.text(numberOfBits
);
846 DOM
.entropyWordCount
.text(wordCount
);
847 DOM
.entropyBinary
.text(entropy
.binaryStr
);
848 DOM
.entropyBitsPerEvent
.text(bitsPerEvent
);
851 function getEntropyTypeStr(entropy
) {
852 var typeStr
= entropy
.base
.str
;
853 // Add some detail if these are cards
854 if (entropy
.base
.asInt
== 52) {
855 var cardDetail
= []; // array of message strings
858 var dupeTracker
= {};
859 for (var i
=0; i
<entropy
.base
.parts
.length
; i
++) {
860 var card
= entropy
.base
.parts
[i
];
861 var cardUpper
= card
.toUpperCase();
862 if (cardUpper
in dupeTracker
) {
865 dupeTracker
[cardUpper
] = true;
867 if (dupes
.length
> 0) {
868 var dupeWord
= "duplicates";
869 if (dupes
.length
== 1) {
870 dupeWord
= "duplicate";
872 var msg
= dupes
.length
+ " " + dupeWord
+ ": " + dupes
.slice(0,3).join(" ");
873 if (dupes
.length
> 3) {
876 cardDetail
.push(msg
);
879 var uniqueCards
= [];
880 for (var uniqueCard
in dupeTracker
) {
881 uniqueCards
.push(uniqueCard
);
883 if (uniqueCards
.length
== 52) {
884 cardDetail
.unshift("full deck");
886 // Detect missing cards
887 var values
= "A23456789TJQK";
889 var missingCards
= [];
890 for (var i
=0; i
<suits
.length
; i
++) {
891 for (var j
=0; j
<values
.length
; j
++) {
892 var card
= values
[j
] + suits
[i
];
893 if (!(card
in dupeTracker
)) {
894 missingCards
.push(card
);
898 // Display missing cards if six or less, ie clearly going for full deck
899 if (missingCards
.length
> 0 && missingCards
.length
<= 6) {
900 var msg
= missingCards
.length
+ " missing: " + missingCards
.slice(0,3).join(" ");
901 if (missingCards
.length
> 3) {
904 cardDetail
.push(msg
);
906 // Add card details to typeStr
907 if (cardDetail
.length
> 0) {
908 typeStr
+= " (" + cardDetail
.join(", ") + ")";
914 function setQrEvents(els
) {
915 els
.on("mouseenter", createQr
);
916 els
.on("mouseleave", destroyQr
);
917 els
.on("click", toggleQr
);
920 function createQr(e
) {
921 var content
= e
.target
.textContent
|| e
.target
.value
;
924 DOM
.qrImage
.qrcode({width: size
, height: size
, text: content
});
926 DOM
.qrImage
.addClass("hidden");
928 DOM
.qrContainer
.removeClass("hidden");
932 function destroyQr() {
933 DOM
.qrImage
.text("");
934 DOM
.qrContainer
.addClass("hidden");
937 function toggleQr() {
939 DOM
.qrImage
.toggleClass("hidden");
940 DOM
.qrHint
.toggleClass("hidden");
946 onSelect: function() {
947 network
= bitcoin
.networks
.bitcoin
;
948 DOM
.bip44coin
.val(0);
952 name: "Bitcoin Testnet",
953 onSelect: function() {
954 network
= bitcoin
.networks
.testnet
;
955 DOM
.bip44coin
.val(1);
960 onSelect: function() {
961 network
= bitcoin
.networks
.litecoin
;
962 DOM
.bip44coin
.val(2);
967 onSelect: function() {
968 network
= bitcoin
.networks
.dogecoin
;
969 DOM
.bip44coin
.val(3);
974 onSelect: function() {
975 network
= bitcoin
.networks
.shadow
;
976 DOM
.bip44coin
.val(35);
980 name: "ShadowCash Testnet",
981 onSelect: function() {
982 network
= bitcoin
.networks
.shadowtn
;
983 DOM
.bip44coin
.val(1);
988 onSelect: function() {
989 network
= bitcoin
.networks
.viacoin
;
990 DOM
.bip44coin
.val(14);
994 name: "Viacoin Testnet",
995 onSelect: function() {
996 network
= bitcoin
.networks
.viacointestnet
;
997 DOM
.bip44coin
.val(1);
1002 onSelect: function() {
1003 network
= bitcoin
.networks
.jumbucks
;
1004 DOM
.bip44coin
.val(26);
1009 onSelect: function() {
1010 network
= bitcoin
.networks
.clam
;
1011 DOM
.bip44coin
.val(23);
1016 onSelect: function() {
1017 network
= bitcoin
.networks
.dash
;
1018 DOM
.bip44coin
.val(5);
1023 onSelect: function() {
1024 network
= bitcoin
.networks
.namecoin
;
1025 DOM
.bip44coin
.val(7);
1030 onSelect: function() {
1031 network
= bitcoin
.networks
.peercoin
;
1032 DOM
.bip44coin
.val(6);