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Commit | Line | Data |
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ebd8d4e8 IC |
1 | (function() { |
2 | ||
5ee7bb9e IC |
3 | // mnemonics is populated as required by getLanguage |
4 | var mnemonics = { "english": new Mnemonic("english") }; | |
5 | var mnemonic = mnemonics["english"]; | |
3e0ed16a | 6 | var seed = null |
ebd8d4e8 IC |
7 | var bip32RootKey = null; |
8 | var bip32ExtendedKey = null; | |
1759e5e8 | 9 | var network = bitcoin.networks.bitcoin; |
ebd8d4e8 IC |
10 | var addressRowTemplate = $("#address-row-template"); |
11 | ||
700901cd IC |
12 | var showIndex = true; |
13 | var showAddress = true; | |
14 | var showPrivKey = true; | |
15 | ||
ebd8d4e8 | 16 | var phraseChangeTimeoutEvent = null; |
efe41586 | 17 | var rootKeyChangedTimeoutEvent = null; |
ebd8d4e8 IC |
18 | |
19 | var DOM = {}; | |
d6cedc94 IC |
20 | DOM.network = $(".network"); |
21 | DOM.phraseNetwork = $("#network-phrase"); | |
ebd8d4e8 | 22 | DOM.phrase = $(".phrase"); |
1abcc511 | 23 | DOM.passphrase = $(".passphrase"); |
ebd8d4e8 | 24 | DOM.generate = $(".generate"); |
3e0ed16a | 25 | DOM.seed = $(".seed"); |
ebd8d4e8 IC |
26 | DOM.rootKey = $(".root-key"); |
27 | DOM.extendedPrivKey = $(".extended-priv-key"); | |
28 | DOM.extendedPubKey = $(".extended-pub-key"); | |
d6cedc94 IC |
29 | DOM.bip32tab = $("#bip32-tab"); |
30 | DOM.bip44tab = $("#bip44-tab"); | |
31 | DOM.bip32panel = $("#bip32"); | |
32 | DOM.bip44panel = $("#bip44"); | |
ebd8d4e8 IC |
33 | DOM.bip32path = $("#bip32-path"); |
34 | DOM.bip44path = $("#bip44-path"); | |
35 | DOM.bip44purpose = $("#bip44 .purpose"); | |
36 | DOM.bip44coin = $("#bip44 .coin"); | |
37 | DOM.bip44account = $("#bip44 .account"); | |
38 | DOM.bip44change = $("#bip44 .change"); | |
39 | DOM.strength = $(".strength"); | |
146e089e | 40 | DOM.hardenedAddresses = $(".hardened-addresses"); |
ebd8d4e8 IC |
41 | DOM.addresses = $(".addresses"); |
42 | DOM.rowsToAdd = $(".rows-to-add"); | |
43 | DOM.more = $(".more"); | |
44 | DOM.feedback = $(".feedback"); | |
45 | DOM.tab = $(".derivation-type a"); | |
46 | DOM.indexToggle = $(".index-toggle"); | |
47 | DOM.addressToggle = $(".address-toggle"); | |
48 | DOM.privateKeyToggle = $(".private-key-toggle"); | |
5ee7bb9e | 49 | DOM.languages = $(".languages a"); |
ebd8d4e8 | 50 | |
ebd8d4e8 IC |
51 | function init() { |
52 | // Events | |
d6cedc94 | 53 | DOM.network.on("change", networkChanged); |
a19a5498 IC |
54 | DOM.phrase.on("input", delayedPhraseChanged); |
55 | DOM.passphrase.on("input", delayedPhraseChanged); | |
ebd8d4e8 IC |
56 | DOM.generate.on("click", generateClicked); |
57 | DOM.more.on("click", showMore); | |
efe41586 IC |
58 | DOM.rootKey.on("input", delayedRootKeyChanged); |
59 | DOM.bip32path.on("input", calcForDerivationPath); | |
60 | DOM.bip44purpose.on("input", calcForDerivationPath); | |
61 | DOM.bip44coin.on("input", calcForDerivationPath); | |
62 | DOM.bip44account.on("input", calcForDerivationPath); | |
63 | DOM.bip44change.on("input", calcForDerivationPath); | |
64 | DOM.tab.on("shown.bs.tab", calcForDerivationPath); | |
146e089e | 65 | DOM.hardenedAddresses.on("change", calcForDerivationPath); |
ebd8d4e8 IC |
66 | DOM.indexToggle.on("click", toggleIndexes); |
67 | DOM.addressToggle.on("click", toggleAddresses); | |
68 | DOM.privateKeyToggle.on("click", togglePrivateKeys); | |
5ee7bb9e | 69 | DOM.languages.on("click", languageChanged); |
ebd8d4e8 IC |
70 | disableForms(); |
71 | hidePending(); | |
72 | hideValidationError(); | |
7f15cb6e | 73 | populateNetworkSelect(); |
ebd8d4e8 IC |
74 | } |
75 | ||
76 | // Event handlers | |
77 | ||
d6cedc94 | 78 | function networkChanged(e) { |
54563907 IC |
79 | var networkIndex = e.target.value; |
80 | networks[networkIndex].onSelect(); | |
81 | if (seed != null) { | |
82 | phraseChanged(); | |
83 | } | |
84 | else { | |
85 | rootKeyChanged(); | |
86 | } | |
d6cedc94 IC |
87 | } |
88 | ||
ebd8d4e8 IC |
89 | function delayedPhraseChanged() { |
90 | hideValidationError(); | |
91 | showPending(); | |
92 | if (phraseChangeTimeoutEvent != null) { | |
93 | clearTimeout(phraseChangeTimeoutEvent); | |
94 | } | |
95 | phraseChangeTimeoutEvent = setTimeout(phraseChanged, 400); | |
96 | } | |
97 | ||
98 | function phraseChanged() { | |
99 | showPending(); | |
100 | hideValidationError(); | |
5ee7bb9e | 101 | setMnemonicLanguage(); |
ebd8d4e8 IC |
102 | // Get the mnemonic phrase |
103 | var phrase = DOM.phrase.val(); | |
104 | var errorText = findPhraseErrors(phrase); | |
105 | if (errorText) { | |
106 | showValidationError(errorText); | |
107 | return; | |
108 | } | |
efe41586 IC |
109 | // Calculate and display |
110 | var passphrase = DOM.passphrase.val(); | |
111 | calcBip32RootKeyFromSeed(phrase, passphrase); | |
112 | calcForDerivationPath(); | |
113 | hidePending(); | |
114 | } | |
115 | ||
116 | function delayedRootKeyChanged() { | |
117 | // Warn if there is an existing mnemonic or passphrase. | |
118 | if (DOM.phrase.val().length > 0 || DOM.passphrase.val().length > 0) { | |
119 | if (!confirm("This will clear existing mnemonic and passphrase")) { | |
120 | DOM.rootKey.val(bip32RootKey); | |
121 | return | |
122 | } | |
123 | } | |
124 | hideValidationError(); | |
125 | showPending(); | |
126 | // Clear existing mnemonic and passphrase | |
127 | DOM.phrase.val(""); | |
128 | DOM.passphrase.val(""); | |
129 | seed = null; | |
130 | if (rootKeyChangedTimeoutEvent != null) { | |
131 | clearTimeout(rootKeyChangedTimeoutEvent); | |
132 | } | |
133 | rootKeyChangedTimeoutEvent = setTimeout(rootKeyChanged, 400); | |
134 | } | |
135 | ||
136 | function rootKeyChanged() { | |
137 | showPending(); | |
138 | hideValidationError(); | |
139 | // Validate the root key TODO | |
140 | var rootKeyBase58 = DOM.rootKey.val(); | |
141 | var errorText = validateRootKey(rootKeyBase58); | |
142 | if (errorText) { | |
143 | showValidationError(errorText); | |
144 | return; | |
145 | } | |
146 | // Calculate and display | |
147 | calcBip32RootKeyFromBase58(rootKeyBase58); | |
148 | calcForDerivationPath(); | |
149 | hidePending(); | |
150 | } | |
151 | ||
152 | function calcForDerivationPath() { | |
153 | showPending(); | |
154 | hideValidationError(); | |
ebd8d4e8 | 155 | // Get the derivation path |
38523d36 IC |
156 | var derivationPath = getDerivationPath(); |
157 | var errorText = findDerivationPathErrors(derivationPath); | |
ebd8d4e8 IC |
158 | if (errorText) { |
159 | showValidationError(errorText); | |
160 | return; | |
161 | } | |
efe41586 | 162 | calcBip32ExtendedKey(derivationPath); |
ebd8d4e8 IC |
163 | displayBip32Info(); |
164 | hidePending(); | |
165 | } | |
166 | ||
167 | function generateClicked() { | |
168 | clearDisplay(); | |
169 | showPending(); | |
170 | setTimeout(function() { | |
5ee7bb9e | 171 | setMnemonicLanguage(); |
ebd8d4e8 IC |
172 | var phrase = generateRandomPhrase(); |
173 | if (!phrase) { | |
174 | return; | |
175 | } | |
176 | phraseChanged(); | |
177 | }, 50); | |
178 | } | |
179 | ||
5ee7bb9e IC |
180 | function languageChanged() { |
181 | setTimeout(function() { | |
182 | setMnemonicLanguage(); | |
183 | if (DOM.phrase.val().length > 0) { | |
184 | var newPhrase = convertPhraseToNewLanguage(); | |
185 | DOM.phrase.val(newPhrase); | |
186 | phraseChanged(); | |
187 | } | |
188 | else { | |
189 | DOM.generate.trigger("click"); | |
190 | } | |
191 | }, 50); | |
192 | } | |
193 | ||
ebd8d4e8 | 194 | function toggleIndexes() { |
700901cd | 195 | showIndex = !showIndex; |
ebd8d4e8 IC |
196 | $("td.index span").toggleClass("invisible"); |
197 | } | |
198 | ||
199 | function toggleAddresses() { | |
700901cd | 200 | showAddress = !showAddress; |
ebd8d4e8 IC |
201 | $("td.address span").toggleClass("invisible"); |
202 | } | |
203 | ||
204 | function togglePrivateKeys() { | |
700901cd | 205 | showPrivKey = !showPrivKey; |
ebd8d4e8 IC |
206 | $("td.privkey span").toggleClass("invisible"); |
207 | } | |
208 | ||
209 | // Private methods | |
210 | ||
211 | function generateRandomPhrase() { | |
212 | if (!hasStrongRandom()) { | |
213 | var errorText = "This browser does not support strong randomness"; | |
214 | showValidationError(errorText); | |
215 | return; | |
216 | } | |
217 | var numWords = parseInt(DOM.strength.val()); | |
ebd8d4e8 IC |
218 | var strength = numWords / 3 * 32; |
219 | var words = mnemonic.generate(strength); | |
220 | DOM.phrase.val(words); | |
221 | return words; | |
222 | } | |
223 | ||
efe41586 | 224 | function calcBip32RootKeyFromSeed(phrase, passphrase) { |
3e0ed16a | 225 | seed = mnemonic.toSeed(phrase, passphrase); |
1759e5e8 | 226 | bip32RootKey = bitcoin.HDNode.fromSeedHex(seed, network); |
efe41586 IC |
227 | } |
228 | ||
229 | function calcBip32RootKeyFromBase58(rootKeyBase58) { | |
3821c0d3 | 230 | bip32RootKey = bitcoin.HDNode.fromBase58(rootKeyBase58, network); |
efe41586 IC |
231 | } |
232 | ||
233 | function calcBip32ExtendedKey(path) { | |
ebd8d4e8 IC |
234 | bip32ExtendedKey = bip32RootKey; |
235 | // Derive the key from the path | |
236 | var pathBits = path.split("/"); | |
237 | for (var i=0; i<pathBits.length; i++) { | |
238 | var bit = pathBits[i]; | |
239 | var index = parseInt(bit); | |
240 | if (isNaN(index)) { | |
241 | continue; | |
242 | } | |
243 | var hardened = bit[bit.length-1] == "'"; | |
244 | if (hardened) { | |
245 | bip32ExtendedKey = bip32ExtendedKey.deriveHardened(index); | |
246 | } | |
247 | else { | |
248 | bip32ExtendedKey = bip32ExtendedKey.derive(index); | |
249 | } | |
250 | } | |
251 | } | |
252 | ||
253 | function showValidationError(errorText) { | |
254 | DOM.feedback | |
255 | .text(errorText) | |
256 | .show(); | |
257 | } | |
258 | ||
259 | function hideValidationError() { | |
260 | DOM.feedback | |
261 | .text("") | |
262 | .hide(); | |
263 | } | |
264 | ||
265 | function findPhraseErrors(phrase) { | |
266 | // TODO make this right | |
267 | // Preprocess the words | |
783981de | 268 | phrase = mnemonic.normalizeString(phrase); |
5ee7bb9e | 269 | var words = phraseToWordArray(phrase); |
563e401a | 270 | // Check each word |
5ee7bb9e IC |
271 | for (var i=0; i<words.length; i++) { |
272 | var word = words[i]; | |
273 | var language = getLanguage(); | |
274 | if (WORDLISTS[language].indexOf(word) == -1) { | |
563e401a IC |
275 | console.log("Finding closest match to " + word); |
276 | var nearestWord = findNearestWord(word); | |
277 | return word + " not in wordlist, did you mean " + nearestWord + "?"; | |
278 | } | |
279 | } | |
ebd8d4e8 | 280 | // Check the words are valid |
5ee7bb9e | 281 | var properPhrase = wordArrayToPhrase(words); |
ebd8d4e8 IC |
282 | var isValid = mnemonic.check(properPhrase); |
283 | if (!isValid) { | |
284 | return "Invalid mnemonic"; | |
285 | } | |
286 | return false; | |
287 | } | |
288 | ||
efe41586 IC |
289 | function validateRootKey(rootKeyBase58) { |
290 | try { | |
291 | bitcoin.HDNode.fromBase58(rootKeyBase58); | |
292 | } | |
293 | catch (e) { | |
294 | return "Invalid root key"; | |
295 | } | |
296 | return ""; | |
297 | } | |
298 | ||
38523d36 IC |
299 | function getDerivationPath() { |
300 | if (DOM.bip44tab.hasClass("active")) { | |
301 | var purpose = parseIntNoNaN(DOM.bip44purpose.val(), 44); | |
302 | var coin = parseIntNoNaN(DOM.bip44coin.val(), 0); | |
303 | var account = parseIntNoNaN(DOM.bip44account.val(), 0); | |
304 | var change = parseIntNoNaN(DOM.bip44change.val(), 0); | |
305 | var path = "m/"; | |
306 | path += purpose + "'/"; | |
307 | path += coin + "'/"; | |
308 | path += account + "'/"; | |
309 | path += change; | |
310 | DOM.bip44path.val(path); | |
311 | var derivationPath = DOM.bip44path.val(); | |
312 | console.log("Using derivation path from BIP44 tab: " + derivationPath); | |
313 | return derivationPath; | |
314 | } | |
315 | else if (DOM.bip32tab.hasClass("active")) { | |
316 | var derivationPath = DOM.bip32path.val(); | |
317 | console.log("Using derivation path from BIP32 tab: " + derivationPath); | |
318 | return derivationPath; | |
319 | } | |
320 | else { | |
321 | console.log("Unknown derivation path"); | |
322 | } | |
323 | } | |
324 | ||
ebd8d4e8 | 325 | function findDerivationPathErrors(path) { |
30c9e79d IC |
326 | // TODO is not perfect but is better than nothing |
327 | // Inspired by | |
328 | // https://github.com/bitcoin/bips/blob/master/bip-0032.mediawiki#test-vectors | |
329 | // and | |
330 | // https://github.com/bitcoin/bips/blob/master/bip-0032.mediawiki#extended-keys | |
331 | var maxDepth = 255; // TODO verify this!! | |
332 | var maxIndexValue = Math.pow(2, 31); // TODO verify this!! | |
333 | if (path[0] != "m") { | |
334 | return "First character must be 'm'"; | |
335 | } | |
336 | if (path.length > 1) { | |
337 | if (path[1] != "/") { | |
338 | return "Separator must be '/'"; | |
339 | } | |
340 | var indexes = path.split("/"); | |
341 | if (indexes.length > maxDepth) { | |
342 | return "Derivation depth is " + indexes.length + ", must be less than " + maxDepth; | |
343 | } | |
344 | for (var depth = 1; depth<indexes.length; depth++) { | |
345 | var index = indexes[depth]; | |
346 | var invalidChars = index.replace(/^[0-9]+'?$/g, "") | |
347 | if (invalidChars.length > 0) { | |
348 | return "Invalid characters " + invalidChars + " found at depth " + depth; | |
349 | } | |
350 | var indexValue = parseInt(index.replace("'", "")); | |
351 | if (isNaN(depth)) { | |
352 | return "Invalid number at depth " + depth; | |
353 | } | |
354 | if (indexValue > maxIndexValue) { | |
355 | return "Value of " + indexValue + " at depth " + depth + " must be less than " + maxIndexValue; | |
356 | } | |
357 | } | |
358 | } | |
ebd8d4e8 IC |
359 | return false; |
360 | } | |
361 | ||
362 | function displayBip32Info() { | |
363 | // Display the key | |
3e0ed16a | 364 | DOM.seed.val(seed); |
ebd8d4e8 IC |
365 | var rootKey = bip32RootKey.toBase58(); |
366 | DOM.rootKey.val(rootKey); | |
367 | var extendedPrivKey = bip32ExtendedKey.toBase58(); | |
368 | DOM.extendedPrivKey.val(extendedPrivKey); | |
369 | var extendedPubKey = bip32ExtendedKey.toBase58(false); | |
370 | DOM.extendedPubKey.val(extendedPubKey); | |
371 | // Display the addresses and privkeys | |
372 | clearAddressesList(); | |
373 | displayAddresses(0, 20); | |
374 | } | |
375 | ||
376 | function displayAddresses(start, total) { | |
377 | for (var i=0; i<total; i++) { | |
a8c45487 IC |
378 | var index = i + start; |
379 | new TableRow(index); | |
ebd8d4e8 IC |
380 | } |
381 | } | |
382 | ||
a8c45487 IC |
383 | function TableRow(index) { |
384 | ||
146e089e IC |
385 | var useHardenedAddresses = DOM.hardenedAddresses.prop("checked"); |
386 | ||
a8c45487 IC |
387 | function init() { |
388 | calculateValues(); | |
389 | } | |
390 | ||
391 | function calculateValues() { | |
392 | setTimeout(function() { | |
146e089e IC |
393 | var key = ""; |
394 | if (useHardenedAddresses) { | |
395 | key = bip32ExtendedKey.deriveHardened(index); | |
396 | } | |
397 | else { | |
398 | key = bip32ExtendedKey.derive(index); | |
399 | } | |
a8c45487 IC |
400 | var address = key.getAddress().toString(); |
401 | var privkey = key.privKey.toWIF(network); | |
38523d36 | 402 | var indexText = getDerivationPath() + "/" + index; |
146e089e IC |
403 | if (useHardenedAddresses) { |
404 | indexText = indexText + "'"; | |
405 | } | |
38523d36 | 406 | addAddressToList(indexText, address, privkey); |
a8c45487 IC |
407 | }, 50) |
408 | } | |
409 | ||
410 | init(); | |
411 | ||
412 | } | |
413 | ||
ebd8d4e8 IC |
414 | function showMore() { |
415 | var start = DOM.addresses.children().length; | |
416 | var rowsToAdd = parseInt(DOM.rowsToAdd.val()); | |
417 | if (isNaN(rowsToAdd)) { | |
418 | rowsToAdd = 20; | |
419 | DOM.rowsToAdd.val("20"); | |
420 | } | |
421 | if (rowsToAdd > 200) { | |
422 | var msg = "Generating " + rowsToAdd + " rows could take a while. "; | |
423 | msg += "Do you want to continue?"; | |
424 | if (!confirm(msg)) { | |
425 | return; | |
426 | } | |
427 | } | |
ebd8d4e8 | 428 | displayAddresses(start, rowsToAdd); |
ebd8d4e8 IC |
429 | } |
430 | ||
431 | function clearDisplay() { | |
432 | clearAddressesList(); | |
433 | clearKey(); | |
434 | hideValidationError(); | |
435 | } | |
436 | ||
437 | function clearAddressesList() { | |
438 | DOM.addresses.empty(); | |
439 | } | |
440 | ||
441 | function clearKey() { | |
442 | DOM.rootKey.val(""); | |
443 | DOM.extendedPrivKey.val(""); | |
444 | DOM.extendedPubKey.val(""); | |
445 | } | |
446 | ||
38523d36 | 447 | function addAddressToList(indexText, address, privkey) { |
ebd8d4e8 | 448 | var row = $(addressRowTemplate.html()); |
700901cd IC |
449 | // Elements |
450 | var indexCell = row.find(".index span"); | |
451 | var addressCell = row.find(".address span"); | |
452 | var privkeyCell = row.find(".privkey span"); | |
453 | // Content | |
ae30fed8 | 454 | indexCell.text(indexText); |
700901cd IC |
455 | addressCell.text(address); |
456 | privkeyCell.text(privkey); | |
457 | // Visibility | |
458 | if (!showIndex) { | |
459 | indexCell.addClass("invisible"); | |
460 | } | |
461 | if (!showAddress) { | |
462 | addressCell.addClass("invisible"); | |
463 | } | |
464 | if (!showPrivKey) { | |
6d628db7 | 465 | privkeyCell.addClass("invisible"); |
700901cd | 466 | } |
ebd8d4e8 IC |
467 | DOM.addresses.append(row); |
468 | } | |
469 | ||
470 | function hasStrongRandom() { | |
471 | return 'crypto' in window && window['crypto'] !== null; | |
472 | } | |
473 | ||
474 | function disableForms() { | |
475 | $("form").on("submit", function(e) { | |
476 | e.preventDefault(); | |
477 | }); | |
478 | } | |
479 | ||
ebd8d4e8 IC |
480 | function parseIntNoNaN(val, defaultVal) { |
481 | var v = parseInt(val); | |
482 | if (isNaN(v)) { | |
483 | return defaultVal; | |
484 | } | |
485 | return v; | |
486 | } | |
487 | ||
488 | function showPending() { | |
489 | DOM.feedback | |
490 | .text("Calculating...") | |
491 | .show(); | |
492 | } | |
493 | ||
563e401a | 494 | function findNearestWord(word) { |
5ee7bb9e IC |
495 | var language = getLanguage(); |
496 | var words = WORDLISTS[language]; | |
563e401a IC |
497 | var minDistance = 99; |
498 | var closestWord = words[0]; | |
499 | for (var i=0; i<words.length; i++) { | |
500 | var comparedTo = words[i]; | |
501 | var distance = Levenshtein.get(word, comparedTo); | |
502 | if (distance < minDistance) { | |
503 | closestWord = comparedTo; | |
504 | minDistance = distance; | |
505 | } | |
506 | } | |
507 | return closestWord; | |
508 | } | |
509 | ||
ebd8d4e8 IC |
510 | function hidePending() { |
511 | DOM.feedback | |
512 | .text("") | |
513 | .hide(); | |
514 | } | |
515 | ||
7f15cb6e IC |
516 | function populateNetworkSelect() { |
517 | for (var i=0; i<networks.length; i++) { | |
518 | var network = networks[i]; | |
519 | var option = $("<option>"); | |
520 | option.attr("value", i); | |
521 | option.text(network.name); | |
522 | DOM.phraseNetwork.append(option); | |
523 | } | |
524 | } | |
525 | ||
5ee7bb9e IC |
526 | function getLanguage() { |
527 | var defaultLanguage = "english"; | |
528 | // Try to get from existing phrase | |
529 | var language = getLanguageFromPhrase(); | |
530 | // Try to get from url if not from phrase | |
531 | if (language.length == 0) { | |
532 | language = getLanguageFromUrl(); | |
533 | } | |
534 | // Default to English if no other option | |
535 | if (language.length == 0) { | |
536 | language = defaultLanguage; | |
537 | } | |
538 | return language; | |
539 | } | |
540 | ||
541 | function getLanguageFromPhrase(phrase) { | |
542 | // Check if how many words from existing phrase match a language. | |
543 | var language = ""; | |
544 | if (!phrase) { | |
545 | phrase = DOM.phrase.val(); | |
546 | } | |
547 | if (phrase.length > 0) { | |
548 | var words = phraseToWordArray(phrase); | |
549 | var languageMatches = {}; | |
550 | for (l in WORDLISTS) { | |
551 | // Track how many words match in this language | |
552 | languageMatches[l] = 0; | |
553 | for (var i=0; i<words.length; i++) { | |
554 | var wordInLanguage = WORDLISTS[l].indexOf(words[i]) > -1; | |
555 | if (wordInLanguage) { | |
556 | languageMatches[l]++; | |
557 | } | |
558 | } | |
559 | // Find languages with most word matches. | |
560 | // This is made difficult due to commonalities between Chinese | |
561 | // simplified vs traditional. | |
562 | var mostMatches = 0; | |
563 | var mostMatchedLanguages = []; | |
564 | for (var l in languageMatches) { | |
565 | var numMatches = languageMatches[l]; | |
566 | if (numMatches > mostMatches) { | |
567 | mostMatches = numMatches; | |
568 | mostMatchedLanguages = [l]; | |
569 | } | |
570 | else if (numMatches == mostMatches) { | |
571 | mostMatchedLanguages.push(l); | |
572 | } | |
573 | } | |
574 | } | |
575 | if (mostMatchedLanguages.length > 0) { | |
576 | // Use first language and warn if multiple detected | |
577 | language = mostMatchedLanguages[0]; | |
578 | if (mostMatchedLanguages.length > 1) { | |
579 | console.warn("Multiple possible languages"); | |
580 | console.warn(mostMatchedLanguages); | |
581 | } | |
582 | } | |
583 | } | |
584 | return language; | |
585 | } | |
586 | ||
587 | function getLanguageFromUrl() { | |
588 | return window.location.hash.substring(1); | |
589 | } | |
590 | ||
591 | function setMnemonicLanguage() { | |
592 | var language = getLanguage(); | |
593 | // Load the bip39 mnemonic generator for this language if required | |
594 | if (!(language in mnemonics)) { | |
595 | mnemonics[language] = new Mnemonic(language); | |
596 | } | |
597 | mnemonic = mnemonics[language]; | |
598 | } | |
599 | ||
600 | function convertPhraseToNewLanguage() { | |
601 | var oldLanguage = getLanguageFromPhrase(); | |
602 | var newLanguage = getLanguageFromUrl(); | |
603 | var oldPhrase = DOM.phrase.val(); | |
604 | var oldWords = phraseToWordArray(oldPhrase); | |
605 | var newWords = []; | |
606 | for (var i=0; i<oldWords.length; i++) { | |
607 | var oldWord = oldWords[i]; | |
608 | var index = WORDLISTS[oldLanguage].indexOf(oldWord); | |
609 | var newWord = WORDLISTS[newLanguage][index]; | |
610 | newWords.push(newWord); | |
611 | } | |
612 | newPhrase = wordArrayToPhrase(newWords); | |
613 | return newPhrase; | |
614 | } | |
615 | ||
616 | // TODO look at jsbip39 - mnemonic.splitWords | |
617 | function phraseToWordArray(phrase) { | |
618 | var words = phrase.split(/\s/g); | |
619 | var noBlanks = []; | |
620 | for (var i=0; i<words.length; i++) { | |
621 | var word = words[i]; | |
622 | if (word.length > 0) { | |
623 | noBlanks.push(word); | |
624 | } | |
625 | } | |
626 | return noBlanks; | |
627 | } | |
628 | ||
629 | // TODO look at jsbip39 - mnemonic.joinWords | |
630 | function wordArrayToPhrase(words) { | |
631 | var phrase = words.join(" "); | |
632 | var language = getLanguageFromPhrase(phrase); | |
633 | if (language == "japanese") { | |
634 | phrase = words.join("\u3000"); | |
635 | } | |
636 | return phrase; | |
637 | } | |
638 | ||
7f15cb6e IC |
639 | var networks = [ |
640 | { | |
7a995731 IC |
641 | name: "Bitcoin", |
642 | onSelect: function() { | |
1759e5e8 | 643 | network = bitcoin.networks.bitcoin; |
7a995731 | 644 | DOM.bip44coin.val(0); |
7a995731 IC |
645 | }, |
646 | }, | |
7f15cb6e | 647 | { |
7a995731 IC |
648 | name: "Bitcoin Testnet", |
649 | onSelect: function() { | |
1759e5e8 | 650 | network = bitcoin.networks.testnet; |
7a995731 | 651 | DOM.bip44coin.val(1); |
7a995731 IC |
652 | }, |
653 | }, | |
7f15cb6e | 654 | { |
7a995731 IC |
655 | name: "Litecoin", |
656 | onSelect: function() { | |
1759e5e8 | 657 | network = bitcoin.networks.litecoin; |
7a995731 IC |
658 | DOM.bip44coin.val(2); |
659 | }, | |
660 | }, | |
7f15cb6e | 661 | { |
7a995731 IC |
662 | name: "Dogecoin", |
663 | onSelect: function() { | |
1759e5e8 | 664 | network = bitcoin.networks.dogecoin; |
7a995731 IC |
665 | DOM.bip44coin.val(3); |
666 | }, | |
667 | }, | |
e3a9508c IC |
668 | { |
669 | name: "ShadowCash", | |
670 | onSelect: function() { | |
671 | network = bitcoin.networks.shadow; | |
672 | DOM.bip44coin.val(35); | |
673 | }, | |
674 | }, | |
675 | { | |
676 | name: "ShadowCash Testnet", | |
677 | onSelect: function() { | |
678 | network = bitcoin.networks.shadowtn; | |
679 | DOM.bip44coin.val(1); | |
680 | }, | |
681 | }, | |
a3baa26e IC |
682 | { |
683 | name: "Viacoin", | |
684 | onSelect: function() { | |
685 | network = bitcoin.networks.viacoin; | |
686 | DOM.bip44coin.val(14); | |
687 | }, | |
688 | }, | |
689 | { | |
690 | name: "Viacoin Testnet", | |
691 | onSelect: function() { | |
692 | network = bitcoin.networks.viacointestnet; | |
693 | DOM.bip44coin.val(1); | |
694 | }, | |
695 | }, | |
696 | { | |
697 | name: "Jumbucks", | |
698 | onSelect: function() { | |
699 | network = bitcoin.networks.jumbucks; | |
700 | DOM.bip44coin.val(26); | |
701 | }, | |
702 | }, | |
5c434a8a CM |
703 | { |
704 | name: "CLAM", | |
705 | onSelect: function() { | |
706 | network = bitcoin.networks.clam; | |
707 | DOM.bip44coin.val(23); | |
708 | }, | |
709 | }, | |
82f91834 DG |
710 | { |
711 | name: "DASH", | |
712 | onSelect: function() { | |
713 | network = bitcoin.networks.dash; | |
714 | DOM.bip44coin.val(5); | |
715 | }, | |
716 | }, | |
07ac4350 | 717 | { |
718 | name: "Namecoin", | |
719 | onSelect: function() { | |
720 | network = bitcoin.networks.namecoin; | |
721 | DOM.bip44coin.val(7); | |
722 | }, | |
723 | }, | |
724 | { | |
725 | name: "Peercoin", | |
726 | onSelect: function() { | |
727 | network = bitcoin.networks.peercoin; | |
728 | DOM.bip44coin.val(6); | |
729 | }, | |
730 | }, | |
7f15cb6e | 731 | ] |
7a995731 | 732 | |
ebd8d4e8 IC |
733 | init(); |
734 | ||
735 | })(); |