bitcore/Wallet.js at master · FrictionlessCoin/bitcore · GitHub

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var imports = require('soop').imports();

var hex = function(hex) {return new Buffer(hex, 'hex');};

var fs = require('fs');

var EncFile = require('./util/EncFile');

var Address = require('./Address');

var networks = require('./networks');

var util = imports.util || require('./util/util');

var ENC_METHOD = 'aes-256-cbc';

var skeleton = {

client: 'libcoin',

client_version: '0.0.1',

network: 'testnet',

version: 1,

best_hash: null,

best_height: -1,

keys: [],

sin: {},

scripts: {},

};

function Wallet(cfg) {

if (typeof cfg !== 'object')

cfg = {};

// deep copy (no references)

if (cfg.datastore)

this.datastore = JSON.parse(JSON.stringify(cfg.datastore));

else

this.datastore = JSON.parse(JSON.stringify(skeleton));

this.network = undefined;

this.dirty = cfg.dirty || true;

};

Wallet.prototype.readSync = function(filename, passphrase) {

this.datastore = EncFile.readJFileSync(ENC_METHOD,

passphrase, filename);

this.dirty = false;

};

Wallet.prototype.writeSync = function(filename, passphrase) {

var tmp_fn = filename + ".tmp";

EncFile.writeJFileSync(ENC_METHOD, passphrase, tmp_fn,

this.datastore);

fs.renameSync(tmp_fn, filename);

this.dirty = false;

};

Wallet.prototype.setNetwork = function(netname) {

if (!netname)

netname = this.datastore.network;

switch (netname) {

case "mainnet":

case "livenet":

this.network = networks.livenet;

break;

case "testnet":

this.network = networks.testnet;

break;

default:

throw new Error("Unsupported network");

}

// store+canonicalize name

this.datastore['network'] = this.network.name;

this.dirty = true;

};

Wallet.prototype.addKey = function(wkey) {

this.datastore.keys.push(wkey);

this.dirty = true;

};

Wallet.prototype.addSIN = function(sinObj) {

this.datastore.sin[sinObj.sin] = sinObj;

this.dirty = true;

};

Wallet.prototype.findKeyHash = function(pubKeyHash) {

var pkhStr = pubKeyHash.toString();

for (var i = 0; i < this.datastore.keys.length; i++) {

var obj = this.datastore.keys[i];

var addrStr = obj.addr;

var addr = new Address(addrStr);

if (addr.payload().toString() == pkhStr)

return obj;

}

return undefined;

};

Wallet.prototype.expandKey = function(key) {

var addr = new Address(key);

var isAddr = true;

try {

addr.validate();

var b = addr.payload();

var obj = this.findKeyHash(b);

key = obj.pub;

} catch(e) {

// do nothing

}

var re = /^[a-fA-F0-9]+$/;

if (!key.match(re))

throw new Error("Unknown key type");

return hex(key);

};

Wallet.prototype.expandKeys = function(keys) {

var res = [];

var us = this;

keys.forEach(function(key) {

var expKey = us.expandKey(key);

res.push(expKey);

});

return res;

};

Wallet.prototype.addScript = function(script) {

var buf = script.getBuffer();

var hash = util.sha256ripe160(buf);

var addr = new Address(this.network.addressScript, hash);

var addrStr = addr.as('base58');

this.datastore.scripts[addrStr] = buf.toString('hex');

this.dirty = true;

return addrStr;

};

module.exports = require('soop')(Wallet);

bitcore/Wallet.js at master · FrictionlessCoin/bitcore · GitHub

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