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 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 bip32ExtendedKey
= 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 bip32ExtendedKey
= bip32ExtendedKey
.deriveHardened(index
);
335 bip32ExtendedKey
= bip32ExtendedKey
.derive(index
);
340 function showValidationError(errorText
) {
346 function hideValidationError() {
352 function findPhraseErrors(phrase
) {
353 // Preprocess the words
354 phrase
= mnemonic
.normalizeString(phrase
);
355 var words
= phraseToWordArray(phrase
);
356 // Detect blank phrase
357 if (words
.length
== 0) {
358 return "Blank mnemonic";
361 for (var i
=0; i
<words
.length
; i
++) {
363 var language
= getLanguage();
364 if (WORDLISTS
[language
].indexOf(word
) == -1) {
365 console
.log("Finding closest match to " + word
);
366 var nearestWord
= findNearestWord(word
);
367 return word
+ " not in wordlist, did you mean " + nearestWord
+ "?";
370 // Check the words are valid
371 var properPhrase
= wordArrayToPhrase(words
);
372 var isValid
= mnemonic
.check(properPhrase
);
374 return "Invalid mnemonic";
379 function validateRootKey(rootKeyBase58
) {
381 bitcoin
.HDNode
.fromBase58(rootKeyBase58
);
384 return "Invalid root key";
389 function getDerivationPath() {
390 if (DOM
.bip44tab
.hasClass("active")) {
391 var purpose
= parseIntNoNaN(DOM
.bip44purpose
.val(), 44);
392 var coin
= parseIntNoNaN(DOM
.bip44coin
.val(), 0);
393 var account
= parseIntNoNaN(DOM
.bip44account
.val(), 0);
394 var change
= parseIntNoNaN(DOM
.bip44change
.val(), 0);
396 path
+= purpose
+ "'/";
398 path
+= account
+ "'/";
400 DOM
.bip44path
.val(path
);
401 var derivationPath
= DOM
.bip44path
.val();
402 console
.log("Using derivation path from BIP44 tab: " + derivationPath
);
403 return derivationPath
;
405 else if (DOM
.bip32tab
.hasClass("active")) {
406 var derivationPath
= DOM
.bip32path
.val();
407 console
.log("Using derivation path from BIP32 tab: " + derivationPath
);
408 return derivationPath
;
411 console
.log("Unknown derivation path");
415 function findDerivationPathErrors(path
) {
416 // TODO is not perfect but is better than nothing
418 // https://github.com/bitcoin/bips/blob/master/bip-0032.mediawiki#test-vectors
420 // https://github.com/bitcoin/bips/blob/master/bip-0032.mediawiki#extended-keys
421 var maxDepth
= 255; // TODO verify this!!
422 var maxIndexValue
= Math
.pow(2, 31); // TODO verify this!!
423 if (path
[0] != "m") {
424 return "First character must be 'm'";
426 if (path
.length
> 1) {
427 if (path
[1] != "/") {
428 return "Separator must be '/'";
430 var indexes
= path
.split("/");
431 if (indexes
.length
> maxDepth
) {
432 return "Derivation depth is " + indexes
.length
+ ", must be less than " + maxDepth
;
434 for (var depth
= 1; depth
<indexes
.length
; depth
++) {
435 var index
= indexes
[depth
];
436 var invalidChars
= index
.replace(/^[0-9]+'?$/g, "")
437 if (invalidChars
.length
> 0) {
438 return "Invalid characters " + invalidChars
+ " found at depth " + depth
;
440 var indexValue
= parseInt(index
.replace("'", ""));
442 return "Invalid number at depth " + depth
;
444 if (indexValue
> maxIndexValue
) {
445 return "Value of " + indexValue
+ " at depth " + depth
+ " must be less than " + maxIndexValue
;
452 function displayBip32Info() {
455 var rootKey
= bip32RootKey
.toBase58();
456 DOM
.rootKey
.val(rootKey
);
457 var extendedPrivKey
= bip32ExtendedKey
.toBase58();
458 DOM
.extendedPrivKey
.val(extendedPrivKey
);
459 var extendedPubKey
= bip32ExtendedKey
.toBase58(false);
460 DOM
.extendedPubKey
.val(extendedPubKey
);
461 // Display the addresses and privkeys
462 clearAddressesList();
463 displayAddresses(0, 20);
466 function displayAddresses(start
, total
) {
467 for (var i
=0; i
<total
; i
++) {
468 var index
= i
+ start
;
473 function TableRow(index
) {
475 var useHardenedAddresses
= DOM
.hardenedAddresses
.prop("checked");
481 function calculateValues() {
482 setTimeout(function() {
484 if (useHardenedAddresses
) {
485 key
= bip32ExtendedKey
.deriveHardened(index
);
488 key
= bip32ExtendedKey
.derive(index
);
490 var address
= key
.getAddress().toString();
491 var privkey
= key
.privKey
.toWIF(network
);
492 var pubkey
= key
.pubKey
.toHex();
493 var indexText
= getDerivationPath() + "/" + index
;
494 if (useHardenedAddresses
) {
495 indexText
= indexText
+ "'";
497 addAddressToList(indexText
, address
, pubkey
, privkey
);
505 function showMore() {
506 var start
= DOM
.addresses
.children().length
;
507 var rowsToAdd
= parseInt(DOM
.rowsToAdd
.val());
508 if (isNaN(rowsToAdd
)) {
510 DOM
.rowsToAdd
.val("20");
512 if (rowsToAdd
> 200) {
513 var msg
= "Generating " + rowsToAdd
+ " rows could take a while. ";
514 msg
+= "Do you want to continue?";
519 displayAddresses(start
, rowsToAdd
);
522 function clearDisplay() {
523 clearAddressesList();
525 hideValidationError();
528 function clearAddressesList() {
529 DOM
.addresses
.empty();
532 function clearKey() {
534 DOM
.extendedPrivKey
.val("");
535 DOM
.extendedPubKey
.val("");
538 function addAddressToList(indexText
, address
, pubkey
, privkey
) {
539 var row
= $(addressRowTemplate
.html());
541 var indexCell
= row
.find(".index span");
542 var addressCell
= row
.find(".address span");
543 var pubkeyCell
= row
.find(".pubkey span");
544 var privkeyCell
= row
.find(".privkey span");
546 indexCell
.text(indexText
);
547 addressCell
.text(address
);
548 pubkeyCell
.text(pubkey
);
549 privkeyCell
.text(privkey
);
552 indexCell
.addClass("invisible");
555 addressCell
.addClass("invisible");
558 pubkeyCell
.addClass("invisible");
561 privkeyCell
.addClass("invisible");
563 DOM
.addresses
.append(row
);
564 var rowShowQrEls
= row
.find("[data-show-qr]");
565 setQrEvents(rowShowQrEls
);
568 function hasStrongRandom() {
569 return 'crypto' in window
&& window
['crypto'] !== null;
572 function disableForms() {
573 $("form").on("submit", function(e
) {
578 function parseIntNoNaN(val
, defaultVal
) {
579 var v
= parseInt(val
);
586 function showPending() {
588 .text("Calculating...")
592 function findNearestWord(word
) {
593 var language
= getLanguage();
594 var words
= WORDLISTS
[language
];
595 var minDistance
= 99;
596 var closestWord
= words
[0];
597 for (var i
=0; i
<words
.length
; i
++) {
598 var comparedTo
= words
[i
];
599 var distance
= Levenshtein
.get(word
, comparedTo
);
600 if (distance
< minDistance
) {
601 closestWord
= comparedTo
;
602 minDistance
= distance
;
608 function hidePending() {
614 function populateNetworkSelect() {
615 for (var i
=0; i
<networks
.length
; i
++) {
616 var network
= networks
[i
];
617 var option
= $("<option>");
618 option
.attr("value", i
);
619 option
.text(network
.name
);
620 DOM
.phraseNetwork
.append(option
);
624 function getLanguage() {
625 var defaultLanguage
= "english";
626 // Try to get from existing phrase
627 var language
= getLanguageFromPhrase();
628 // Try to get from url if not from phrase
629 if (language
.length
== 0) {
630 language
= getLanguageFromUrl();
632 // Default to English if no other option
633 if (language
.length
== 0) {
634 language
= defaultLanguage
;
639 function getLanguageFromPhrase(phrase
) {
640 // Check if how many words from existing phrase match a language.
643 phrase
= DOM
.phrase
.val();
645 if (phrase
.length
> 0) {
646 var words
= phraseToWordArray(phrase
);
647 var languageMatches
= {};
648 for (l
in WORDLISTS
) {
649 // Track how many words match in this language
650 languageMatches
[l
] = 0;
651 for (var i
=0; i
<words
.length
; i
++) {
652 var wordInLanguage
= WORDLISTS
[l
].indexOf(words
[i
]) > -1;
653 if (wordInLanguage
) {
654 languageMatches
[l
]++;
657 // Find languages with most word matches.
658 // This is made difficult due to commonalities between Chinese
659 // simplified vs traditional.
661 var mostMatchedLanguages
= [];
662 for (var l
in languageMatches
) {
663 var numMatches
= languageMatches
[l
];
664 if (numMatches
> mostMatches
) {
665 mostMatches
= numMatches
;
666 mostMatchedLanguages
= [l
];
668 else if (numMatches
== mostMatches
) {
669 mostMatchedLanguages
.push(l
);
673 if (mostMatchedLanguages
.length
> 0) {
674 // Use first language and warn if multiple detected
675 language
= mostMatchedLanguages
[0];
676 if (mostMatchedLanguages
.length
> 1) {
677 console
.warn("Multiple possible languages");
678 console
.warn(mostMatchedLanguages
);
685 function getLanguageFromUrl() {
686 for (var language
in WORDLISTS
) {
687 if (window
.location
.hash
.indexOf(language
) > -1) {
694 function setMnemonicLanguage() {
695 var language
= getLanguage();
696 // Load the bip39 mnemonic generator for this language if required
697 if (!(language
in mnemonics
)) {
698 mnemonics
[language
] = new Mnemonic(language
);
700 mnemonic
= mnemonics
[language
];
703 function convertPhraseToNewLanguage() {
704 var oldLanguage
= getLanguageFromPhrase();
705 var newLanguage
= getLanguageFromUrl();
706 var oldPhrase
= DOM
.phrase
.val();
707 var oldWords
= phraseToWordArray(oldPhrase
);
709 for (var i
=0; i
<oldWords
.length
; i
++) {
710 var oldWord
= oldWords
[i
];
711 var index
= WORDLISTS
[oldLanguage
].indexOf(oldWord
);
712 var newWord
= WORDLISTS
[newLanguage
][index
];
713 newWords
.push(newWord
);
715 newPhrase
= wordArrayToPhrase(newWords
);
719 // TODO look at jsbip39 - mnemonic.splitWords
720 function phraseToWordArray(phrase
) {
721 var words
= phrase
.split(/\s/g);
723 for (var i
=0; i
<words
.length
; i
++) {
725 if (word
.length
> 0) {
732 // TODO look at jsbip39 - mnemonic.joinWords
733 function wordArrayToPhrase(words
) {
734 var phrase
= words
.join(" ");
735 var language
= getLanguageFromPhrase(phrase
);
736 if (language
== "japanese") {
737 phrase
= words
.join("\u3000");
742 function isUsingOwnEntropy() {
743 return DOM
.useEntropy
.prop("checked");
746 function setMnemonicFromEntropy() {
747 clearEntropyFeedback();
749 var entropyStr
= DOM
.entropy
.val();
750 // Work out minimum base for entropy
751 var entropy
= Entropy
.fromString(entropyStr
);
752 if (entropy
.binaryStr
.length
== 0) {
755 // Show entropy details
756 showEntropyFeedback(entropy
);
757 // Use entropy hash if not using raw entropy
758 var bits
= entropy
.binaryStr
;
759 var mnemonicLength
= DOM
.entropyMnemonicLength
.val();
760 if (mnemonicLength
!= "raw") {
761 // Get bits by hashing entropy with SHA256
762 var hash
= sjcl
.hash
.sha256
.hash(entropy
.cleanStr
);
763 var hex
= sjcl
.codec
.hex
.fromBits(hash
);
764 bits
= BigInteger
.parse(hex
, 16).toString(2);
765 for (var i
=0; i
<256-bits
.length
; i
++) {
768 // Truncate hash to suit number of words
769 mnemonicLength
= parseInt(mnemonicLength
);
770 var numberOfBits
= 32 * mnemonicLength
/ 3;
771 bits
= bits
.substring(0, numberOfBits
);
773 // Discard trailing entropy
774 var bitsToUse
= Math
.floor(bits
.length
/ 32) * 32;
775 var start
= bits
.length
- bitsToUse
;
776 var binaryStr
= bits
.substring(start
);
777 // Convert entropy string to numeric array
779 for (var i
=0; i
<binaryStr
.length
/ 8; i
++) {
780 var byteAsBits
= binaryStr
.substring(i
*8, i
*8+8);
781 var entropyByte
= parseInt(byteAsBits
, 2);
782 entropyArr
.push(entropyByte
)
784 // Convert entropy array to mnemonic
785 var phrase
= mnemonic
.toMnemonic(entropyArr
);
786 // Set the mnemonic in the UI
787 DOM
.phrase
.val(phrase
);
790 function clearEntropyFeedback() {
791 DOM
.entropyStrength
.text("...");
792 DOM
.entropyType
.text("");
793 DOM
.entropyWordCount
.text("0");
794 DOM
.entropyEventCount
.text("0");
795 DOM
.entropyBitsPerEvent
.text("0");
796 DOM
.entropyBits
.text("0");
797 DOM
.entropyFiltered
.html(" ");
798 DOM
.entropyBinary
.html(" ");
801 function showEntropyFeedback(entropy
) {
802 var numberOfBits
= entropy
.binaryStr
.length
;
803 var strength
= "extremely weak";
804 if (numberOfBits
>= 64) {
805 strength
= "very weak";
807 if (numberOfBits
>= 96) {
810 if (numberOfBits
>= 128) {
813 if (numberOfBits
>= 160) {
814 strength
= "very strong";
816 if (numberOfBits
>= 192) {
817 strength
= "extremely strong";
819 // If time to crack is less than one day, and password is considered
820 // strong or better based on the number of bits, rename strength to
823 var z
= zxcvbn(entropy
.base
.parts
.join(""));
824 var timeToCrack
= z
.crack_times_seconds
.offline_fast_hashing_1e10_per_second
;
825 if (timeToCrack
< 86400 && entropy
.binaryStr
.length
>= 128) {
826 strength
= "easily cracked";
827 if (z
.feedback
.warning
!= "") {
828 strength
= strength
+ " - " + z
.feedback
.warning
;
833 strength
= "unknown";
834 console
.log("Error detecting entropy strength with zxcvbn:");
837 var entropyTypeStr
= getEntropyTypeStr(entropy
);
838 var wordCount
= Math
.floor(numberOfBits
/ 32) * 3;
839 var bitsPerEvent
= entropy
.bitsPerEvent
.toFixed(2);
840 DOM
.entropyFiltered
.html(entropy
.cleanHtml
);
841 DOM
.entropyType
.text(entropyTypeStr
);
842 DOM
.entropyStrength
.text(strength
);
843 DOM
.entropyEventCount
.text(entropy
.base
.ints
.length
);
844 DOM
.entropyBits
.text(numberOfBits
);
845 DOM
.entropyWordCount
.text(wordCount
);
846 DOM
.entropyBinary
.text(entropy
.binaryStr
);
847 DOM
.entropyBitsPerEvent
.text(bitsPerEvent
);
850 function getEntropyTypeStr(entropy
) {
851 var typeStr
= entropy
.base
.str
;
852 // Add some detail if these are cards
853 if (entropy
.base
.asInt
== 52) {
854 var cardDetail
= []; // array of message strings
857 var dupeTracker
= {};
858 for (var i
=0; i
<entropy
.base
.parts
.length
; i
++) {
859 var card
= entropy
.base
.parts
[i
];
860 var cardUpper
= card
.toUpperCase();
861 if (cardUpper
in dupeTracker
) {
864 dupeTracker
[cardUpper
] = true;
866 if (dupes
.length
> 0) {
867 var dupeWord
= "duplicates";
868 if (dupes
.length
== 1) {
869 dupeWord
= "duplicate";
871 var msg
= dupes
.length
+ " " + dupeWord
+ ": " + dupes
.slice(0,3).join(" ");
872 if (dupes
.length
> 3) {
875 cardDetail
.push(msg
);
878 var uniqueCards
= [];
879 for (var uniqueCard
in dupeTracker
) {
880 uniqueCards
.push(uniqueCard
);
882 if (uniqueCards
.length
== 52) {
883 cardDetail
.unshift("full deck");
885 // Detect missing cards
886 var values
= "A23456789TJQK";
888 var missingCards
= [];
889 for (var i
=0; i
<suits
.length
; i
++) {
890 for (var j
=0; j
<values
.length
; j
++) {
891 var card
= values
[j
] + suits
[i
];
892 if (!(card
in dupeTracker
)) {
893 missingCards
.push(card
);
897 // Display missing cards if six or less, ie clearly going for full deck
898 if (missingCards
.length
> 0 && missingCards
.length
<= 6) {
899 var msg
= missingCards
.length
+ " missing: " + missingCards
.slice(0,3).join(" ");
900 if (missingCards
.length
> 3) {
903 cardDetail
.push(msg
);
905 // Add card details to typeStr
906 if (cardDetail
.length
> 0) {
907 typeStr
+= " (" + cardDetail
.join(", ") + ")";
913 function setQrEvents(els
) {
914 els
.on("mouseenter", createQr
);
915 els
.on("mouseleave", destroyQr
);
916 els
.on("click", toggleQr
);
919 function createQr(e
) {
920 var content
= e
.target
.textContent
|| e
.target
.value
;
923 DOM
.qrImage
.qrcode({width: size
, height: size
, text: content
});
925 DOM
.qrImage
.addClass("hidden");
927 DOM
.qrContainer
.removeClass("hidden");
931 function destroyQr() {
932 DOM
.qrImage
.text("");
933 DOM
.qrContainer
.addClass("hidden");
936 function toggleQr() {
938 DOM
.qrImage
.toggleClass("hidden");
939 DOM
.qrHint
.toggleClass("hidden");
945 onSelect: function() {
946 network
= bitcoin
.networks
.bitcoin
;
947 DOM
.bip44coin
.val(0);
951 name: "Bitcoin Testnet",
952 onSelect: function() {
953 network
= bitcoin
.networks
.testnet
;
954 DOM
.bip44coin
.val(1);
959 onSelect: function() {
960 network
= bitcoin
.networks
.litecoin
;
961 DOM
.bip44coin
.val(2);
966 onSelect: function() {
967 network
= bitcoin
.networks
.dogecoin
;
968 DOM
.bip44coin
.val(3);
973 onSelect: function() {
974 network
= bitcoin
.networks
.shadow
;
975 DOM
.bip44coin
.val(35);
979 name: "ShadowCash Testnet",
980 onSelect: function() {
981 network
= bitcoin
.networks
.shadowtn
;
982 DOM
.bip44coin
.val(1);
987 onSelect: function() {
988 network
= bitcoin
.networks
.viacoin
;
989 DOM
.bip44coin
.val(14);
993 name: "Viacoin Testnet",
994 onSelect: function() {
995 network
= bitcoin
.networks
.viacointestnet
;
996 DOM
.bip44coin
.val(1);
1001 onSelect: function() {
1002 network
= bitcoin
.networks
.jumbucks
;
1003 DOM
.bip44coin
.val(26);
1008 onSelect: function() {
1009 network
= bitcoin
.networks
.clam
;
1010 DOM
.bip44coin
.val(23);
1015 onSelect: function() {
1016 network
= bitcoin
.networks
.dash
;
1017 DOM
.bip44coin
.val(5);
1022 onSelect: function() {
1023 network
= bitcoin
.networks
.namecoin
;
1024 DOM
.bip44coin
.val(7);
1029 onSelect: function() {
1030 network
= bitcoin
.networks
.peercoin
;
1031 DOM
.bip44coin
.val(6);