Wallet/src/js/services/walletService.js
2017-01-18 11:48:50 -03:00

1074 lines
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JavaScript
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'use strict';
angular.module('copayApp.services').factory('walletService', function($log, $timeout, lodash, trezor, ledger, storageService, configService, rateService, uxLanguage, $filter, gettextCatalog, bwcError, $ionicPopup, fingerprintService, ongoingProcess, gettext, $rootScope, txFormatService, $ionicModal, $state, bwcService, bitcore, popupService) {
// `wallet` is a decorated version of client.
var root = {};
root.WALLET_STATUS_MAX_TRIES = 7;
root.WALLET_STATUS_DELAY_BETWEEN_TRIES = 1.4 * 1000;
root.SOFT_CONFIRMATION_LIMIT = 12;
root.SAFE_CONFIRMATIONS = 6;
var errors = bwcService.getErrors();
var _signWithLedger = function(wallet, txp, cb) {
$log.info('Requesting Ledger Chrome app to sign the transaction');
ledger.signTx(txp, wallet.credentials.account, function(result) {
$log.debug('Ledger response', result);
if (!result.success)
return cb(result.message || result.error);
txp.signatures = lodash.map(result.signatures, function(s) {
return s.substring(0, s.length - 2);
});
return wallet.signTxProposal(txp, cb);
});
};
var _signWithTrezor = function(wallet, txp, cb) {
$log.info('Requesting Trezor to sign the transaction');
var xPubKeys = lodash.pluck(wallet.credentials.publicKeyRing, 'xPubKey');
trezor.signTx(xPubKeys, txp, wallet.credentials.account, function(err, result) {
if (err) return cb(err);
$log.debug('Trezor response', result);
txp.signatures = result.signatures;
return wallet.signTxProposal(txp, cb);
});
};
root.invalidateCache = function(wallet) {
if (wallet.cachedStatus)
wallet.cachedStatus.isValid = false;
if (wallet.completeHistory)
wallet.completeHistory.isValid = false;
if (wallet.cachedActivity)
wallet.cachedActivity.isValid = false;
if (wallet.cachedTxps)
wallet.cachedTxps.isValid = false;
};
root.getStatus = function(wallet, opts, cb) {
opts = opts || {};
function processPendingTxps(status) {
var txps = status.pendingTxps;
var now = Math.floor(Date.now() / 1000);
/* To test multiple outputs...
var txp = {
message: 'test multi-output',
fee: 1000,
createdOn: new Date() / 1000,
outputs: []
};
function addOutput(n) {
txp.outputs.push({
amount: 600,
toAddress: '2N8bhEwbKtMvR2jqMRcTCQqzHP6zXGToXcK',
message: 'output #' + (Number(n) + 1)
});
};
lodash.times(150, addOutput);
txps.push(txp);
*/
lodash.each(txps, function(tx) {
tx = txFormatService.processTx(tx);
// no future transactions...
if (tx.createdOn > now)
tx.createdOn = now;
tx.wallet = wallet;
if (!tx.wallet) {
$log.error("no wallet at txp?");
return;
}
var action = lodash.find(tx.actions, {
copayerId: tx.wallet.copayerId
});
if (!action && tx.status == 'pending') {
tx.pendingForUs = true;
}
if (action && action.type == 'accept') {
tx.statusForUs = 'accepted';
} else if (action && action.type == 'reject') {
tx.statusForUs = 'rejected';
} else {
tx.statusForUs = 'pending';
}
if (!tx.deleteLockTime)
tx.canBeRemoved = true;
});
wallet.pendingTxps = txps;
};
function get(cb) {
wallet.getStatus({
twoStep: true
}, function(err, ret) {
if (err) {
if (err instanceof errors.NOT_AUTHORIZED) {
return cb('WALLET_NOT_REGISTERED');
}
return cb(err);
}
return cb(null, ret);
});
};
function cacheBalance(wallet, balance) {
if (!balance) return;
var config = configService.getSync().wallet;
var cache = wallet.cachedStatus;
// Address with Balance
cache.balanceByAddress = balance.byAddress;
// Total wallet balance is same regardless of 'spend unconfirmed funds' setting.
cache.totalBalanceSat = balance.totalAmount;
// Spend unconfirmed funds
if (config.spendUnconfirmed) {
cache.lockedBalanceSat = balance.lockedAmount;
cache.availableBalanceSat = balance.availableAmount;
cache.totalBytesToSendMax = balance.totalBytesToSendMax;
cache.pendingAmount = 0;
cache.spendableAmount = balance.totalAmount - balance.lockedAmount;
} else {
cache.lockedBalanceSat = balance.lockedConfirmedAmount;
cache.availableBalanceSat = balance.availableConfirmedAmount;
cache.totalBytesToSendMax = balance.totalBytesToSendConfirmedMax;
cache.pendingAmount = balance.totalAmount - balance.totalConfirmedAmount;
cache.spendableAmount = balance.totalConfirmedAmount - balance.lockedAmount;
}
// Selected unit
cache.unitToSatoshi = config.settings.unitToSatoshi;
cache.satToUnit = 1 / cache.unitToSatoshi;
cache.unitName = config.settings.unitName;
//STR
cache.totalBalanceStr = txFormatService.formatAmount(cache.totalBalanceSat) + ' ' + cache.unitName;
cache.lockedBalanceStr = txFormatService.formatAmount(cache.lockedBalanceSat) + ' ' + cache.unitName;
cache.availableBalanceStr = txFormatService.formatAmount(cache.availableBalanceSat) + ' ' + cache.unitName;
cache.spendableBalanceStr = txFormatService.formatAmount(cache.spendableAmount) + ' ' + cache.unitName;
cache.pendingBalanceStr = txFormatService.formatAmount(cache.pendingAmount) + ' ' + cache.unitName;
cache.alternativeName = config.settings.alternativeName;
cache.alternativeIsoCode = config.settings.alternativeIsoCode;
// Check address
root.isAddressUsed(wallet, balance.byAddress, function(err, used) {
if (used) {
$log.debug('Address used. Creating new');
// Force new address
root.getAddress(wallet, true, function(err, addr) {
$log.debug('New address: ', addr);
});
}
});
rateService.whenAvailable(function() {
var totalBalanceAlternative = rateService.toFiat(cache.totalBalanceSat, cache.alternativeIsoCode);
var pendingBalanceAlternative = rateService.toFiat(cache.pendingAmount, cache.alternativeIsoCode);
var lockedBalanceAlternative = rateService.toFiat(cache.lockedBalanceSat, cache.alternativeIsoCode);
var spendableBalanceAlternative = rateService.toFiat(cache.spendableAmount, cache.alternativeIsoCode);
var alternativeConversionRate = rateService.toFiat(100000000, cache.alternativeIsoCode);
cache.totalBalanceAlternative = $filter('formatFiatAmount')(totalBalanceAlternative);
cache.pendingBalanceAlternative = $filter('formatFiatAmount')(pendingBalanceAlternative);
cache.lockedBalanceAlternative = $filter('formatFiatAmount')(lockedBalanceAlternative);
cache.spendableBalanceAlternative = $filter('formatFiatAmount')(spendableBalanceAlternative);
cache.alternativeConversionRate = $filter('formatFiatAmount')(alternativeConversionRate);
cache.alternativeBalanceAvailable = true;
cache.isRateAvailable = true;
});
};
function isStatusCached() {
return wallet.cachedStatus && wallet.cachedStatus.isValid;
};
function cacheStatus(status) {
wallet.cachedStatus = status ||  {};
var cache = wallet.cachedStatus;
cache.statusUpdatedOn = Date.now();
cache.isValid = true;
cache.email = status.preferences ? status.preferences.email : null;
cacheBalance(wallet, status.balance);
};
function walletStatusHash(status) {
return status ? status.balance.totalAmount : wallet.totalBalanceSat;
};
function _getStatus(initStatusHash, tries, cb) {
if (isStatusCached() && !opts.force) {
$log.debug('Wallet status cache hit:' + wallet.id);
cacheStatus(wallet.cachedStatus);
processPendingTxps(wallet.cachedStatus);
return cb(null, wallet.cachedStatus);
};
tries = tries || 0;
$log.debug('Updating Status:', wallet.credentials.walletName, tries);
get(function(err, status) {
if (err) return cb(err);
var currentStatusHash = walletStatusHash(status);
$log.debug('Status update. hash:' + currentStatusHash + ' Try:' + tries);
if (opts.untilItChanges &&
initStatusHash == currentStatusHash &&
tries < root.WALLET_STATUS_MAX_TRIES &&
walletId == wallet.credentials.walletId) {
return $timeout(function() {
$log.debug('Retrying update... ' + walletId + ' Try:' + tries)
return _getStatus(initStatusHash, ++tries, cb);
}, root.WALLET_STATUS_DELAY_BETWEEN_TRIES * tries);
}
processPendingTxps(status);
$log.debug('Got Wallet Status for:' + wallet.credentials.walletName);
cacheStatus(status);
return cb(null, status);
});
};
_getStatus(walletStatusHash(), 0, cb);
};
var getSavedTxs = function(walletId, cb) {
storageService.getTxHistory(walletId, function(err, txs) {
if (err) return cb(err);
var localTxs = [];
if (!txs) {
return cb(null, localTxs);
}
try {
localTxs = JSON.parse(txs);
} catch (ex) {
$log.warn(ex);
}
return cb(null, lodash.compact(localTxs));
});
};
var getTxsFromServer = function(wallet, skip, endingTxid, limit, cb) {
var res = [];
wallet.getTxHistory({
skip: skip,
limit: limit
}, function(err, txsFromServer) {
if (err) return cb(err);
if (!txsFromServer.length)
return cb();
var res = lodash.takeWhile(txsFromServer, function(tx) {
return tx.txid != endingTxid;
});
return cb(null, res, res.length >= limit);
});
};
var removeAndMarkSoftConfirmedTx = function(txs) {
return lodash.filter(txs, function(tx) {
if (tx.confirmations >= root.SOFT_CONFIRMATION_LIMIT)
return tx;
tx.recent = true;
});
}
var processNewTxs = function(wallet, txs) {
var config = configService.getSync().wallet.settings;
var now = Math.floor(Date.now() / 1000);
var txHistoryUnique = {};
var ret = [];
wallet.hasUnsafeConfirmed = false;
lodash.each(txs, function(tx) {
tx = txFormatService.processTx(tx);
// no future transactions...
if (tx.time > now)
tx.time = now;
if (tx.confirmations >= root.SAFE_CONFIRMATIONS) {
tx.safeConfirmed = root.SAFE_CONFIRMATIONS + '+';
} else {
tx.safeConfirmed = false;
wallet.hasUnsafeConfirmed = true;
}
if (tx.note) {
delete tx.note.encryptedEditedByName;
delete tx.note.encryptedBody;
}
if (!txHistoryUnique[tx.txid]) {
ret.push(tx);
txHistoryUnique[tx.txid] = true;
} else {
$log.debug('Ignoring duplicate TX in history: ' + tx.txid)
}
});
return ret;
};
var updateLocalTxHistory = function(wallet, opts, cb) {
var FIRST_LIMIT = 5;
var LIMIT = 50;
var requestLimit = FIRST_LIMIT;
var walletId = wallet.credentials.walletId;
var config = configService.getSync().wallet.settings;
var opts = opts || {};
var progressFn = opts.progressFn || function() {};
var foundLimitTx = false;
var fixTxsUnit = function(txs) {
if (!txs || !txs[0] || !txs[0].amountStr) return;
var cacheUnit = txs[0].amountStr.split(' ')[1];
if (cacheUnit == config.unitName)
return;
var name = ' ' + config.unitName;
$log.debug('Fixing Tx Cache Unit to:' + name)
lodash.each(txs, function(tx) {
tx.amountStr = txFormatService.formatAmount(tx.amount) + name;
tx.feeStr = txFormatService.formatAmount(tx.fees) + name;
});
};
getSavedTxs(walletId, function(err, txsFromLocal) {
if (err) return cb(err);
fixTxsUnit(txsFromLocal);
var confirmedTxs = removeAndMarkSoftConfirmedTx(txsFromLocal);
var endingTxid = confirmedTxs[0] ? confirmedTxs[0].txid : null;
var endingTs = confirmedTxs[0] ? confirmedTxs[0].time : null;
// First update
progressFn(txsFromLocal, 0);
wallet.completeHistory = txsFromLocal;
function getNewTxs(newTxs, skip, next) {
getTxsFromServer(wallet, skip, endingTxid, requestLimit, function(err, res, shouldContinue) {
if (err) {
$log.warn(bwcError.msg(err, 'Server Error')); //TODO
if (err instanceof errors.CONNECTION_ERROR || (err.message && err.message.match(/5../))) {
$log.info('Retrying history download in 5 secs...');
return $timeout(function() {
return getNewTxs(newTxs, skip, next);
}, 5000);
};
return next(err);
}
newTxs = newTxs.concat(processNewTxs(wallet, lodash.compact(res)));
progressFn(newTxs.concat(txsFromLocal), newTxs.length);
skip = skip + requestLimit;
$log.debug('Syncing TXs. Got:' + newTxs.length + ' Skip:' + skip, ' EndingTxid:', endingTxid, ' Continue:', shouldContinue);
// TODO Dirty <HACK>
// do not sync all history, just looking for a single TX.
if (opts.limitTx) {
foundLimitTx = lodash.find(newTxs, {
txid: opts.limitTx,
});
if (foundLimitTx) {
$log.debug('Found limitTX: ' + opts.limitTx);
return next(null, newTxs);
}
}
// </HACK>
if (!shouldContinue) {
$log.debug('Finished Sync: New / soft confirmed Txs: ' + newTxs.length);
return next(null, newTxs);
}
requestLimit = LIMIT;
getNewTxs(newTxs, skip, next);
});
};
getNewTxs([], 0, function(err, txs) {
if (err) return cb(err);
var newHistory = lodash.uniq(lodash.compact(txs.concat(confirmedTxs)), function(x) {
return x.txid;
});
function updateNotes(cb2) {
if (!endingTs) return cb2();
$log.debug('Syncing notes from: ' + endingTs);
wallet.getTxNotes({
minTs: endingTs
}, function(err, notes) {
if (err) {
$log.warn(err);
return cb2();
};
lodash.each(notes, function(note) {
$log.debug('Note for ' + note.txid);
lodash.each(newHistory, function(tx) {
if (tx.txid == note.txid) {
$log.debug('...updating note for ' + note.txid);
tx.note = note;
}
});
});
return cb2();
});
}
updateNotes(function() {
// <HACK>
if (foundLimitTx) {
$log.debug('Tx history read until limitTx: ' + opts.limitTx);
return cb(null, newHistory);
}
// </HACK>
var historyToSave = JSON.stringify(newHistory);
lodash.each(txs, function(tx) {
tx.recent = true;
})
$log.debug('Tx History synced. Total Txs: ' + newHistory.length);
// Final update
if (walletId == wallet.credentials.walletId) {
wallet.completeHistory = newHistory;
}
return storageService.setTxHistory(historyToSave, walletId, function() {
$log.debug('Tx History saved.');
return cb();
});
});
});
});
};
root.getTxNote = function(wallet, txid, cb) {
wallet.getTxNote({
txid: txid
}, function(err, note) {
if (err) return cb(err);
return cb(null, note);
});
};
root.editTxNote = function(wallet, args, cb) {
wallet.editTxNote(args, function(err, res) {
return cb(err, res);
});
};
root.getTxp = function(wallet, txpid, cb) {
wallet.getTx(txpid, function(err, txp) {
if (err) return cb(err);
return cb(null, txp);
});
};
root.getTx = function(wallet, txid, cb) {
var tx;
if (wallet.completeHistory && wallet.completeHistory.isValid) {
tx = lodash.find(wallet.completeHistory, {
txid: txid
});
finish();
} else {
root.getTxHistory(wallet, {
limitTx: txid
}, function(err, txHistory) {
if (err) return cb(err);
tx = lodash.find(txHistory, {
txid: txid
});
finish();
});
}
function finish() {
if (tx) return cb(null, tx);
else return cb();
};
};
root.getTxHistory = function(wallet, opts, cb) {
opts = opts || {};
var walletId = wallet.credentials.walletId;
if (!wallet.isComplete()) return cb();
function isHistoryCached() {
return wallet.completeHistory && wallet.completeHistory.isValid;
};
if (isHistoryCached() && !opts.force) return cb(null, wallet.completeHistory);
$log.debug('Updating Transaction History');
updateLocalTxHistory(wallet, opts, function(err, txs) {
if (err) return cb(err);
if (opts.limitTx) {
return cb(err, txs);
}
wallet.completeHistory.isValid = true;
return cb(err, wallet.completeHistory);
});
};
root.isEncrypted = function(wallet) {
if (lodash.isEmpty(wallet)) return;
var isEncrypted = wallet.isPrivKeyEncrypted();
if (isEncrypted) $log.debug('Wallet is encrypted');
return isEncrypted;
};
root.createTx = function(wallet, txp, cb) {
if (lodash.isEmpty(txp) || lodash.isEmpty(wallet))
return cb('MISSING_PARAMETER');
wallet.createTxProposal(txp, function(err, createdTxp) {
if (err) return cb(err);
else {
$log.debug('Transaction created');
return cb(null, createdTxp);
}
});
};
root.publishTx = function(wallet, txp, cb) {
if (lodash.isEmpty(txp) || lodash.isEmpty(wallet))
return cb('MISSING_PARAMETER');
wallet.publishTxProposal({
txp: txp
}, function(err, publishedTx) {
if (err) return cb(err);
else {
$log.debug('Transaction published');
return cb(null, publishedTx);
}
});
};
root.signTx = function(wallet, txp, password, cb) {
if (!wallet || !txp || !cb)
return cb('MISSING_PARAMETER');
if (wallet.isPrivKeyExternal()) {
switch (wallet.getPrivKeyExternalSourceName()) {
case 'ledger':
return _signWithLedger(wallet, txp, cb);
case 'trezor':
return _signWithTrezor(wallet, txp, cb);
default:
var msg = 'Unsupported External Key:' + wallet.getPrivKeyExternalSourceName();
$log.error(msg);
return cb(msg);
}
} else {
try {
wallet.signTxProposal(txp, password, function(err, signedTxp) {
$log.debug('Transaction signed err:' + err);
return cb(err, signedTxp);
});
} catch (e) {
$log.warn('Error at signTxProposal:', e);
return cb(e);
}
}
};
root.broadcastTx = function(wallet, txp, cb) {
if (lodash.isEmpty(txp) || lodash.isEmpty(wallet))
return cb('MISSING_PARAMETER');
if (txp.status != 'accepted')
return cb('TX_NOT_ACCEPTED');
wallet.broadcastTxProposal(txp, function(err, broadcastedTxp, memo) {
if (err)
return cb(err);
$log.debug('Transaction broadcasted');
if (memo) $log.info(memo);
return cb(null, broadcastedTxp);
});
};
root.rejectTx = function(wallet, txp, cb) {
if (lodash.isEmpty(txp) || lodash.isEmpty(wallet))
return cb('MISSING_PARAMETER');
wallet.rejectTxProposal(txp, null, function(err, rejectedTxp) {
$log.debug('Transaction rejected');
return cb(err, rejectedTxp);
});
};
root.removeTx = function(wallet, txp, cb) {
if (lodash.isEmpty(txp) || lodash.isEmpty(wallet))
return cb('MISSING_PARAMETER');
wallet.removeTxProposal(txp, function(err) {
$log.debug('Transaction removed');
root.invalidateCache(wallet);
$rootScope.$emit('Local/TxAction', wallet.id);
return cb(err);
});
};
root.updateRemotePreferences = function(clients, prefs, cb) {
prefs = prefs || {};
cb = cb || function() {};
if (!lodash.isArray(clients))
clients = [clients];
function updateRemotePreferencesFor(clients, prefs, next) {
var wallet = clients.shift();
if (!wallet) return next();
$log.debug('Saving remote preferences', wallet.credentials.walletName, prefs);
wallet.savePreferences(prefs, function(err) {
if (err) {
popupService.showAlert(bwcError.msg(err, gettextCatalog.getString('Could not save preferences on the server')));
return next(err);
}
updateRemotePreferencesFor(clients, prefs, next);
});
};
// Update this JIC.
var config = configService.getSync().wallet.settings;
//prefs.email (may come from arguments)
prefs.language = uxLanguage.getCurrentLanguage();
prefs.unit = config.unitCode;
updateRemotePreferencesFor(lodash.clone(clients), prefs, function(err) {
if (err) return cb(err);
$log.debug('Remote preferences saved for' + lodash.map(clients, function(x) {
return x.credentials.walletId;
}).join(','));
lodash.each(clients, function(c) {
c.preferences = lodash.assign(prefs, c.preferences);
});
return cb();
});
};
root.recreate = function(wallet, cb) {
$log.debug('Recreating wallet:', wallet.id);
ongoingProcess.set('recreating', true);
wallet.recreateWallet(function(err) {
wallet.notAuthorized = false;
ongoingProcess.set('recreating', false);
return cb(err);
});
};
root.startScan = function(wallet, cb) {
cb = cb || function() {};
$log.debug('Scanning wallet ' + wallet.id);
if (!wallet.isComplete()) return;
wallet.updating = true;
ongoingProcess.set('scanning', true);
wallet.startScan({
includeCopayerBranches: true,
}, function(err) {
wallet.updating = false;
ongoingProcess.set('scanning', false);
return cb(err);
});
};
root.expireAddress = function(wallet, cb) {
$log.debug('Cleaning Address ' + wallet.id);
storageService.clearLastAddress(wallet.id, function(err) {
return cb(err);
});
};
// Check address
root.isAddressUsed = function(wallet, byAddress, cb) {
storageService.getLastAddress(wallet.id, function(err, addr) {
var used = lodash.find(byAddress, {
address: addr
});
return cb(err, used);
});
};
var createAddress = function(wallet, cb) {
$log.debug('Creating address for wallet:', wallet.id);
wallet.createAddress({}, function(err, addr) {
if (err) {
var prefix = gettextCatalog.getString('Could not create address');
if (err.error && err.error.match(/locked/gi)) {
$log.debug(err.error);
return $timeout(function() {
createAddress(wallet, cb);
}, 5000);
} else if (err.message && err.message == 'MAIN_ADDRESS_GAP_REACHED') {
$log.warn(err.message);
prefix = null;
wallet.getMainAddresses({
reverse: true,
limit: 1
}, function(err, addr) {
if (err) return cb(err);
return cb(null, addr[0].address);
});
}
return bwcError.cb(err, prefix, cb);
}
return cb(null, addr.address);
});
};
root.getMainAddresses = function(wallet, opts, cb) {
opts = opts || {};
opts.reverse = true;
wallet.getMainAddresses(opts, function(err, addresses) {
return cb(err, addresses);
});
};
root.getBalance = function(wallet, opts, cb) {
opts = opts || {};
wallet.getBalance(opts, function(err, resp) {
return cb(err, resp);
});
};
root.getAddress = function(wallet, forceNew, cb) {
storageService.getLastAddress(wallet.id, function(err, addr) {
if (err) return cb(err);
if (!forceNew && addr) return cb(null, addr);
if (!wallet.isComplete())
return cb('WALLET_NOT_COMPLETE');
createAddress(wallet, function(err, _addr) {
if (err) return cb(err, addr);
storageService.storeLastAddress(wallet.id, _addr, function() {
if (err) return cb(err);
return cb(null, _addr);
});
});
});
};
root.isReady = function(wallet, cb) {
if (!wallet.isComplete())
return cb('WALLET_NOT_COMPLETE');
if (wallet.needsBackup)
return cb('WALLET_NEEDS_BACKUP');
return cb();
};
// An alert dialog
var askPassword = function(name, title, cb) {
var opts = {
inputType: 'password',
forceHTMLPrompt: true,
class: 'text-warn'
};
popupService.showPrompt(title, name, opts, function(res) {
if (!res) return cb();
if (res) return cb(res)
});
};
root.encrypt = function(wallet, cb) {
var title = gettextCatalog.getString('Enter new spending password');
var warnMsg = gettextCatalog.getString('Your wallet key will be encrypted. The Spending Password cannot be recovered. Be sure to write it down.');
askPassword(warnMsg, title, function(password) {
if (!password) return cb('no password');
title = gettextCatalog.getString('Confirm you new spending password');
askPassword(warnMsg, gettextCatalog.getString('Confirm you new spending password'), function(password2) {
if (!password2 || password != password2)
return cb('password mismatch');
wallet.encryptPrivateKey(password);
return cb();
});
});
};
root.decrypt = function(wallet, cb) {
$log.debug('Disabling private key encryption for' + wallet.name);
askPassword(null, gettextCatalog.getString('Enter Spending Password'), function(password) {
if (!password) return cb('no password');
try {
wallet.decryptPrivateKey(password);
} catch (e) {
return cb(e);
}
return cb();
});
};
root.handleEncryptedWallet = function(wallet, cb) {
if (!root.isEncrypted(wallet)) return cb();
askPassword(wallet.name, gettextCatalog.getString('Enter Spending Password'), function(password) {
if (!password) return cb('No password');
if (!wallet.checkPassword(password)) return cb('Wrong password');
return cb(null, password);
});
};
root.reject = function(wallet, txp, cb) {
ongoingProcess.set('rejectTx', true);
root.rejectTx(wallet, txp, function(err, txpr) {
root.invalidateCache(wallet);
ongoingProcess.set('rejectTx', false);
if (err) return cb(err);
$rootScope.$emit('Local/TxAction', wallet.id);
return cb(null, txpr);
});
};
root.onlyPublish = function(wallet, txp, cb, customStatusHandler) {
ongoingProcess.set('sendingTx', true, customStatusHandler);
root.publishTx(wallet, txp, function(err, publishedTxp) {
root.invalidateCache(wallet);
ongoingProcess.set('sendingTx', false, customStatusHandler);
if (err) return cb(bwcError.msg(err));
$rootScope.$emit('Local/TxAction', wallet.id);
return cb();
});
};
root.prepare = function(wallet, cb) {
fingerprintService.check(wallet, function(err) {
if (err) return cb(err);
root.handleEncryptedWallet(wallet, function(err, password) {
if (err) return cb(err);
return cb(null, password);
});
});
};
root.publishAndSign = function(wallet, txp, cb, customStatusHandler) {
var publishFn = root.publishTx;
// Already published?
if (txp.status == 'pending') {
publishFn = function(wallet, txp, cb) {
return cb(null, txp);
};
}
root.prepare(wallet, function(err, password) {
if (err) return cb(bwcError.msg(err));
ongoingProcess.set('sendingTx', true, customStatusHandler);
publishFn(wallet, txp, function(err, publishedTxp) {
ongoingProcess.set('sendingTx', false, customStatusHandler);
if (err) return cb(bwcError.msg(err));
ongoingProcess.set('signingTx', true, customStatusHandler);
root.signTx(wallet, publishedTxp, password, function(err, signedTxp) {
ongoingProcess.set('signingTx', false, customStatusHandler);
root.invalidateCache(wallet);
if (err) {
$log.warn('sign error:' + err);
var msg = err && err.message ?
err.message :
gettextCatalog.getString('The payment was created but could not be completed. Please try again from home screen');
$rootScope.$emit('Local/TxAction', wallet.id);
return cb(msg);
}
if (signedTxp.status == 'accepted') {
ongoingProcess.set('broadcastingTx', true, customStatusHandler);
root.broadcastTx(wallet, signedTxp, function(err, broadcastedTxp) {
ongoingProcess.set('broadcastingTx', false, customStatusHandler);
if (err) return cb(bwcError.msg(err));
$rootScope.$emit('Local/TxAction', wallet.id);
return cb(null, broadcastedTxp);
});
} else {
$rootScope.$emit('Local/TxAction', wallet.id);
return cb(null, signedTxp);
}
});
});
});
};
root.getEncodedWalletInfo = function(wallet, password, cb) {
var derivationPath = wallet.credentials.getBaseAddressDerivationPath();
var encodingType = {
mnemonic: 1,
xpriv: 2,
xpub: 3
};
var info;
// not supported yet
if (wallet.credentials.derivationStrategy != 'BIP44' || !wallet.canSign())
return cb(gettextCatalog.getString('Exporting via QR not supported for this wallet'));
var keys = root.getKeysWithPassword(wallet, password);
if (keys.mnemonic) {
info = {
type: encodingType.mnemonic,
data: keys.mnemonic,
}
} else {
info = {
type: encodingType.xpriv,
data: keys.xPrivKey
}
}
return cb(null, info.type + '|' + info.data + '|' + wallet.credentials.network.toLowerCase() + '|' + derivationPath + '|' + (wallet.credentials.mnemonicHasPassphrase));
};
root.setTouchId = function(wallet, enabled, cb) {
var opts = {
touchIdFor: {}
};
opts.touchIdFor[wallet.id] = enabled;
fingerprintService.check(wallet, function(err) {
if (err) {
opts.touchIdFor[wallet.id] = !enabled;
$log.debug('Error with fingerprint:' + err);
return cb(err);
}
configService.set(opts, cb);
});
};
root.getKeys = function(wallet, cb) {
root.prepare(wallet, function(err, password) {
if (err) return cb(err);
var keys;
try {
keys = wallet.getKeys(password);
} catch (e) {
return cb(e);
}
return cb(null, keys);
});
};
root.getKeysWithPassword = function(wallet, password) {
try {
return wallet.getKeys(password);
} catch (e) {}
}
root.getSendMaxInfo = function(wallet, opts, cb) {
opts = opts || {};
wallet.getSendMaxInfo(opts, function(err, res) {
return cb(err, res);
});
};
return root;
});