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Commit | Line | Data |
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ebd8d4e8 IC |
1 | (function() { |
2 | ||
3 | var mnemonic = new Mnemonic("english"); | |
4 | var bip32RootKey = null; | |
5 | var bip32ExtendedKey = null; | |
1759e5e8 | 6 | var network = bitcoin.networks.bitcoin; |
ebd8d4e8 IC |
7 | var addressRowTemplate = $("#address-row-template"); |
8 | ||
700901cd IC |
9 | var showIndex = true; |
10 | var showAddress = true; | |
11 | var showPrivKey = true; | |
12 | ||
ebd8d4e8 IC |
13 | var phraseChangeTimeoutEvent = null; |
14 | ||
15 | var DOM = {}; | |
d6cedc94 IC |
16 | DOM.network = $(".network"); |
17 | DOM.phraseNetwork = $("#network-phrase"); | |
ebd8d4e8 | 18 | DOM.phrase = $(".phrase"); |
1abcc511 | 19 | DOM.passphrase = $(".passphrase"); |
ebd8d4e8 IC |
20 | DOM.generate = $(".generate"); |
21 | DOM.rootKey = $(".root-key"); | |
22 | DOM.extendedPrivKey = $(".extended-priv-key"); | |
23 | DOM.extendedPubKey = $(".extended-pub-key"); | |
d6cedc94 IC |
24 | DOM.bip32tab = $("#bip32-tab"); |
25 | DOM.bip44tab = $("#bip44-tab"); | |
26 | DOM.bip32panel = $("#bip32"); | |
27 | DOM.bip44panel = $("#bip44"); | |
ebd8d4e8 IC |
28 | DOM.bip32path = $("#bip32-path"); |
29 | DOM.bip44path = $("#bip44-path"); | |
30 | DOM.bip44purpose = $("#bip44 .purpose"); | |
31 | DOM.bip44coin = $("#bip44 .coin"); | |
32 | DOM.bip44account = $("#bip44 .account"); | |
33 | DOM.bip44change = $("#bip44 .change"); | |
34 | DOM.strength = $(".strength"); | |
35 | DOM.addresses = $(".addresses"); | |
36 | DOM.rowsToAdd = $(".rows-to-add"); | |
37 | DOM.more = $(".more"); | |
38 | DOM.feedback = $(".feedback"); | |
39 | DOM.tab = $(".derivation-type a"); | |
40 | DOM.indexToggle = $(".index-toggle"); | |
41 | DOM.addressToggle = $(".address-toggle"); | |
42 | DOM.privateKeyToggle = $(".private-key-toggle"); | |
43 | ||
42887888 | 44 | var derivationPath = $(".tab-pane.active .path").val(); |
ebd8d4e8 IC |
45 | |
46 | function init() { | |
47 | // Events | |
d6cedc94 | 48 | DOM.network.on("change", networkChanged); |
a19a5498 IC |
49 | DOM.phrase.on("input", delayedPhraseChanged); |
50 | DOM.passphrase.on("input", delayedPhraseChanged); | |
ebd8d4e8 IC |
51 | DOM.generate.on("click", generateClicked); |
52 | DOM.more.on("click", showMore); | |
a19a5498 IC |
53 | DOM.bip32path.on("input", bip32Changed); |
54 | DOM.bip44purpose.on("input", bip44Changed); | |
55 | DOM.bip44coin.on("input", bip44Changed); | |
56 | DOM.bip44account.on("input", bip44Changed); | |
57 | DOM.bip44change.on("input", bip44Changed); | |
ebd8d4e8 IC |
58 | DOM.tab.on("click", tabClicked); |
59 | DOM.indexToggle.on("click", toggleIndexes); | |
60 | DOM.addressToggle.on("click", toggleAddresses); | |
61 | DOM.privateKeyToggle.on("click", togglePrivateKeys); | |
62 | disableForms(); | |
63 | hidePending(); | |
64 | hideValidationError(); | |
7f15cb6e | 65 | populateNetworkSelect(); |
ebd8d4e8 IC |
66 | } |
67 | ||
68 | // Event handlers | |
69 | ||
d6cedc94 | 70 | function networkChanged(e) { |
7a995731 | 71 | var network = e.target.value; |
7f15cb6e | 72 | networks[network].onSelect(); |
1543fdbf | 73 | setBip44DerivationPath(); |
d6cedc94 IC |
74 | delayedPhraseChanged(); |
75 | } | |
76 | ||
ebd8d4e8 IC |
77 | function delayedPhraseChanged() { |
78 | hideValidationError(); | |
79 | showPending(); | |
80 | if (phraseChangeTimeoutEvent != null) { | |
81 | clearTimeout(phraseChangeTimeoutEvent); | |
82 | } | |
83 | phraseChangeTimeoutEvent = setTimeout(phraseChanged, 400); | |
84 | } | |
85 | ||
86 | function phraseChanged() { | |
87 | showPending(); | |
88 | hideValidationError(); | |
89 | // Get the mnemonic phrase | |
90 | var phrase = DOM.phrase.val(); | |
1abcc511 | 91 | var passphrase = DOM.passphrase.val(); |
ebd8d4e8 IC |
92 | var errorText = findPhraseErrors(phrase); |
93 | if (errorText) { | |
94 | showValidationError(errorText); | |
95 | return; | |
96 | } | |
97 | // Get the derivation path | |
98 | var errorText = findDerivationPathErrors(); | |
99 | if (errorText) { | |
100 | showValidationError(errorText); | |
101 | return; | |
102 | } | |
103 | // Calculate and display | |
1abcc511 | 104 | calcBip32Seed(phrase, passphrase, derivationPath); |
ebd8d4e8 IC |
105 | displayBip32Info(); |
106 | hidePending(); | |
107 | } | |
108 | ||
109 | function generateClicked() { | |
110 | clearDisplay(); | |
111 | showPending(); | |
112 | setTimeout(function() { | |
113 | var phrase = generateRandomPhrase(); | |
114 | if (!phrase) { | |
115 | return; | |
116 | } | |
117 | phraseChanged(); | |
118 | }, 50); | |
119 | } | |
120 | ||
121 | function tabClicked(e) { | |
122 | var activePath = $(e.target.getAttribute("href") + " .path"); | |
123 | derivationPath = activePath.val(); | |
124 | derivationChanged(); | |
125 | } | |
126 | ||
127 | function derivationChanged() { | |
59780293 | 128 | delayedPhraseChanged(); |
ebd8d4e8 IC |
129 | } |
130 | ||
131 | function bip32Changed() { | |
132 | derivationPath = DOM.bip32path.val(); | |
133 | derivationChanged(); | |
134 | } | |
135 | ||
136 | function bip44Changed() { | |
137 | setBip44DerivationPath(); | |
ebd8d4e8 IC |
138 | derivationChanged(); |
139 | } | |
140 | ||
141 | function toggleIndexes() { | |
700901cd | 142 | showIndex = !showIndex; |
ebd8d4e8 IC |
143 | $("td.index span").toggleClass("invisible"); |
144 | } | |
145 | ||
146 | function toggleAddresses() { | |
700901cd | 147 | showAddress = !showAddress; |
ebd8d4e8 IC |
148 | $("td.address span").toggleClass("invisible"); |
149 | } | |
150 | ||
151 | function togglePrivateKeys() { | |
700901cd | 152 | showPrivKey = !showPrivKey; |
ebd8d4e8 IC |
153 | $("td.privkey span").toggleClass("invisible"); |
154 | } | |
155 | ||
156 | // Private methods | |
157 | ||
158 | function generateRandomPhrase() { | |
159 | if (!hasStrongRandom()) { | |
160 | var errorText = "This browser does not support strong randomness"; | |
161 | showValidationError(errorText); | |
162 | return; | |
163 | } | |
164 | var numWords = parseInt(DOM.strength.val()); | |
165 | // Check strength is an integer | |
166 | if (isNaN(numWords)) { | |
167 | DOM.strength.val("12"); | |
168 | numWords = 12; | |
169 | } | |
170 | // Check strength is a multiple of 32, if not round it down | |
171 | if (numWords % 3 != 0) { | |
172 | numWords = Math.floor(numWords / 3) * 3; | |
173 | DOM.strength.val(numWords); | |
174 | } | |
175 | // Check strength is at least 32 | |
176 | if (numWords == 0) { | |
177 | numWords = 3; | |
178 | DOM.strength.val(numWords); | |
179 | } | |
180 | var strength = numWords / 3 * 32; | |
181 | var words = mnemonic.generate(strength); | |
182 | DOM.phrase.val(words); | |
183 | return words; | |
184 | } | |
185 | ||
1abcc511 PR |
186 | function calcBip32Seed(phrase, passphrase, path) { |
187 | var seed = mnemonic.toSeed(phrase, passphrase); | |
1759e5e8 | 188 | bip32RootKey = bitcoin.HDNode.fromSeedHex(seed, network); |
ebd8d4e8 IC |
189 | bip32ExtendedKey = bip32RootKey; |
190 | // Derive the key from the path | |
191 | var pathBits = path.split("/"); | |
192 | for (var i=0; i<pathBits.length; i++) { | |
193 | var bit = pathBits[i]; | |
194 | var index = parseInt(bit); | |
195 | if (isNaN(index)) { | |
196 | continue; | |
197 | } | |
198 | var hardened = bit[bit.length-1] == "'"; | |
199 | if (hardened) { | |
200 | bip32ExtendedKey = bip32ExtendedKey.deriveHardened(index); | |
201 | } | |
202 | else { | |
203 | bip32ExtendedKey = bip32ExtendedKey.derive(index); | |
204 | } | |
205 | } | |
206 | } | |
207 | ||
208 | function showValidationError(errorText) { | |
209 | DOM.feedback | |
210 | .text(errorText) | |
211 | .show(); | |
212 | } | |
213 | ||
214 | function hideValidationError() { | |
215 | DOM.feedback | |
216 | .text("") | |
217 | .hide(); | |
218 | } | |
219 | ||
220 | function findPhraseErrors(phrase) { | |
221 | // TODO make this right | |
222 | // Preprocess the words | |
783981de | 223 | phrase = mnemonic.normalizeString(phrase); |
ebd8d4e8 IC |
224 | var parts = phrase.split(" "); |
225 | var proper = []; | |
226 | for (var i=0; i<parts.length; i++) { | |
227 | var part = parts[i]; | |
228 | if (part.length > 0) { | |
229 | // TODO check that lowercasing is always valid to do | |
230 | proper.push(part.toLowerCase()); | |
231 | } | |
232 | } | |
233 | // TODO some levenstein on the words | |
234 | var properPhrase = proper.join(' '); | |
235 | // Check the words are valid | |
236 | var isValid = mnemonic.check(properPhrase); | |
237 | if (!isValid) { | |
238 | return "Invalid mnemonic"; | |
239 | } | |
240 | return false; | |
241 | } | |
242 | ||
243 | function findDerivationPathErrors(path) { | |
244 | // TODO | |
245 | return false; | |
246 | } | |
247 | ||
248 | function displayBip32Info() { | |
249 | // Display the key | |
250 | var rootKey = bip32RootKey.toBase58(); | |
251 | DOM.rootKey.val(rootKey); | |
252 | var extendedPrivKey = bip32ExtendedKey.toBase58(); | |
253 | DOM.extendedPrivKey.val(extendedPrivKey); | |
254 | var extendedPubKey = bip32ExtendedKey.toBase58(false); | |
255 | DOM.extendedPubKey.val(extendedPubKey); | |
256 | // Display the addresses and privkeys | |
257 | clearAddressesList(); | |
258 | displayAddresses(0, 20); | |
259 | } | |
260 | ||
261 | function displayAddresses(start, total) { | |
262 | for (var i=0; i<total; i++) { | |
a8c45487 IC |
263 | var index = i + start; |
264 | new TableRow(index); | |
ebd8d4e8 IC |
265 | } |
266 | } | |
267 | ||
a8c45487 IC |
268 | function TableRow(index) { |
269 | ||
270 | function init() { | |
271 | calculateValues(); | |
272 | } | |
273 | ||
274 | function calculateValues() { | |
275 | setTimeout(function() { | |
276 | var key = bip32ExtendedKey.derive(index); | |
277 | var address = key.getAddress().toString(); | |
278 | var privkey = key.privKey.toWIF(network); | |
279 | addAddressToList(index, address, privkey); | |
280 | }, 50) | |
281 | } | |
282 | ||
283 | init(); | |
284 | ||
285 | } | |
286 | ||
ebd8d4e8 IC |
287 | function showMore() { |
288 | var start = DOM.addresses.children().length; | |
289 | var rowsToAdd = parseInt(DOM.rowsToAdd.val()); | |
290 | if (isNaN(rowsToAdd)) { | |
291 | rowsToAdd = 20; | |
292 | DOM.rowsToAdd.val("20"); | |
293 | } | |
294 | if (rowsToAdd > 200) { | |
295 | var msg = "Generating " + rowsToAdd + " rows could take a while. "; | |
296 | msg += "Do you want to continue?"; | |
297 | if (!confirm(msg)) { | |
298 | return; | |
299 | } | |
300 | } | |
ebd8d4e8 | 301 | displayAddresses(start, rowsToAdd); |
ebd8d4e8 IC |
302 | } |
303 | ||
304 | function clearDisplay() { | |
305 | clearAddressesList(); | |
306 | clearKey(); | |
307 | hideValidationError(); | |
308 | } | |
309 | ||
310 | function clearAddressesList() { | |
311 | DOM.addresses.empty(); | |
312 | } | |
313 | ||
314 | function clearKey() { | |
315 | DOM.rootKey.val(""); | |
316 | DOM.extendedPrivKey.val(""); | |
317 | DOM.extendedPubKey.val(""); | |
318 | } | |
319 | ||
320 | function addAddressToList(index, address, privkey) { | |
321 | var row = $(addressRowTemplate.html()); | |
700901cd IC |
322 | // Elements |
323 | var indexCell = row.find(".index span"); | |
324 | var addressCell = row.find(".address span"); | |
325 | var privkeyCell = row.find(".privkey span"); | |
326 | // Content | |
ae30fed8 IC |
327 | var indexText = derivationPath + "/" + index; |
328 | indexCell.text(indexText); | |
700901cd IC |
329 | addressCell.text(address); |
330 | privkeyCell.text(privkey); | |
331 | // Visibility | |
332 | if (!showIndex) { | |
333 | indexCell.addClass("invisible"); | |
334 | } | |
335 | if (!showAddress) { | |
336 | addressCell.addClass("invisible"); | |
337 | } | |
338 | if (!showPrivKey) { | |
6d628db7 | 339 | privkeyCell.addClass("invisible"); |
700901cd | 340 | } |
ebd8d4e8 IC |
341 | DOM.addresses.append(row); |
342 | } | |
343 | ||
344 | function hasStrongRandom() { | |
345 | return 'crypto' in window && window['crypto'] !== null; | |
346 | } | |
347 | ||
348 | function disableForms() { | |
349 | $("form").on("submit", function(e) { | |
350 | e.preventDefault(); | |
351 | }); | |
352 | } | |
353 | ||
354 | function setBip44DerivationPath() { | |
355 | var purpose = parseIntNoNaN(DOM.bip44purpose.val(), 44); | |
356 | var coin = parseIntNoNaN(DOM.bip44coin.val(), 0); | |
357 | var account = parseIntNoNaN(DOM.bip44account.val(), 0); | |
358 | var change = parseIntNoNaN(DOM.bip44change.val(), 0); | |
359 | var path = "m/"; | |
360 | path += purpose + "'/"; | |
361 | path += coin + "'/"; | |
362 | path += account + "'/"; | |
363 | path += change; | |
364 | DOM.bip44path.val(path); | |
2b831bc6 | 365 | derivationPath = DOM.bip44path.val(); |
ebd8d4e8 IC |
366 | } |
367 | ||
368 | function parseIntNoNaN(val, defaultVal) { | |
369 | var v = parseInt(val); | |
370 | if (isNaN(v)) { | |
371 | return defaultVal; | |
372 | } | |
373 | return v; | |
374 | } | |
375 | ||
376 | function showPending() { | |
377 | DOM.feedback | |
378 | .text("Calculating...") | |
379 | .show(); | |
380 | } | |
381 | ||
382 | function hidePending() { | |
383 | DOM.feedback | |
384 | .text("") | |
385 | .hide(); | |
386 | } | |
387 | ||
7f15cb6e IC |
388 | function populateNetworkSelect() { |
389 | for (var i=0; i<networks.length; i++) { | |
390 | var network = networks[i]; | |
391 | var option = $("<option>"); | |
392 | option.attr("value", i); | |
393 | option.text(network.name); | |
394 | DOM.phraseNetwork.append(option); | |
395 | } | |
396 | } | |
397 | ||
398 | var networks = [ | |
399 | { | |
7a995731 IC |
400 | name: "Bitcoin", |
401 | onSelect: function() { | |
1759e5e8 | 402 | network = bitcoin.networks.bitcoin; |
7a995731 | 403 | DOM.bip44coin.val(0); |
7a995731 IC |
404 | }, |
405 | }, | |
7f15cb6e | 406 | { |
7a995731 IC |
407 | name: "Bitcoin Testnet", |
408 | onSelect: function() { | |
1759e5e8 | 409 | network = bitcoin.networks.testnet; |
7a995731 | 410 | DOM.bip44coin.val(1); |
7a995731 IC |
411 | }, |
412 | }, | |
7f15cb6e | 413 | { |
7a995731 IC |
414 | name: "Litecoin", |
415 | onSelect: function() { | |
1759e5e8 | 416 | network = bitcoin.networks.litecoin; |
7a995731 IC |
417 | DOM.bip44coin.val(2); |
418 | }, | |
419 | }, | |
7f15cb6e | 420 | { |
7a995731 IC |
421 | name: "Dogecoin", |
422 | onSelect: function() { | |
1759e5e8 | 423 | network = bitcoin.networks.dogecoin; |
7a995731 IC |
424 | DOM.bip44coin.val(3); |
425 | }, | |
426 | }, | |
e3a9508c IC |
427 | { |
428 | name: "ShadowCash", | |
429 | onSelect: function() { | |
430 | network = bitcoin.networks.shadow; | |
431 | DOM.bip44coin.val(35); | |
432 | }, | |
433 | }, | |
434 | { | |
435 | name: "ShadowCash Testnet", | |
436 | onSelect: function() { | |
437 | network = bitcoin.networks.shadowtn; | |
438 | DOM.bip44coin.val(1); | |
439 | }, | |
440 | }, | |
a3baa26e IC |
441 | { |
442 | name: "Viacoin", | |
443 | onSelect: function() { | |
444 | network = bitcoin.networks.viacoin; | |
445 | DOM.bip44coin.val(14); | |
446 | }, | |
447 | }, | |
448 | { | |
449 | name: "Viacoin Testnet", | |
450 | onSelect: function() { | |
451 | network = bitcoin.networks.viacointestnet; | |
452 | DOM.bip44coin.val(1); | |
453 | }, | |
454 | }, | |
455 | { | |
456 | name: "Jumbucks", | |
457 | onSelect: function() { | |
458 | network = bitcoin.networks.jumbucks; | |
459 | DOM.bip44coin.val(26); | |
460 | }, | |
461 | }, | |
7f15cb6e | 462 | ] |
7a995731 | 463 | |
ebd8d4e8 IC |
464 | init(); |
465 | ||
466 | })(); |