BIP32 PrivateKey wrapper

js/models/PrivateKey.js

@@ -0,0 +1,35 @@
+'use strict';
+
+
+var imports     = require('soop').imports();
+var bitcore     = require('bitcore');
+var BIP32       = bitcore.BIP32;
+var WalletKey   = bitcore.WalletKey;
+var networks    = bitcore.networks;
+var PublicKeyRing  = require('./PublicKeyRing');
+
+function PrivateKey(opts) {
+  this.id    = opts.id;
+  this.network = opts.networkName === 'testnet' ? 
+    networks.testnet : networks.livenet;
+  this.BIP32 = opts.BIP32 || new BIP32(this.network.name);
+};
+
+
+PrivateKey.prototype.getBIP32 = function(index,isChange) {
+  if (typeof index === 'undefined') {
+    return this.BIP32;
+  }
+  return this.BIP32.derive( isChange ? 
+    PublicKeyRing.ChangeBranch(index):PublicKeyRing.PublicBranch(index) );
+};
+
+PrivateKey.prototype.get = function(index,isChange) {
+  var derivedBIP32 =  this.getBIP32(index,isChange);
+  var wk = new WalletKey({network: this.network});
+  var p = derivedBIP32.eckey.private.toString('hex');
+  wk.fromObj({priv: p});
+  return wk;
+};
+
+module.exports = require('soop')(PrivateKey);

js/models/TxProposals.js

@@ -12,17 +12,13 @@ var buffertools = bitcore.buffertools;
 var Storage     = imports.Storage || require('./Storage');
 var storage     = Storage.default();
 
-/*
- * This follow Electrum convetion, as described in
- * https://bitcointalk.org/index.php?topic=274182.0
- *
- * We should probably adopt the next standard once it's ready, as discussed in:
- * http://sourceforge.net/p/bitcoin/mailman/message/32148600/
- *
- */
+function TxProposal(opts) {
+  this.tx = opts.tx;
+  this.seenBy   = {};
+  this.signedBy = {};
+};
+module.exports = require('soop')(TxProposal);
 
-var PUBLIC_BRANCH = 'm/0/';
-var CHANGE_BRANCH = 'm/1/';
 
 function TxProposals(opts) {
   opts = opts || {};
@@ -36,9 +32,9 @@ function TxProposals(opts) {
   this.dirty = 1;
 }
 
-
 TxProposals.prototype.list = function() {
   var ret = [];
+  var ret = [];
 
   this.txs.forEach(function(tx) {
   });
@@ -66,9 +62,16 @@ TxProposals.prototype.create = function(toAddress, amountSat, utxos, onePrivKey)
   }
 
   var tx = b.build();
-  var txHex = tx.serialize();
-  this.txs.push(txHex);    
-  return txHex;
+  this.txs.push(
+    new TxProposal({
+      signedBy: {
+      },
+      seenBy: {
+      },
+      tx: tx
+    })
+  );
+  return tx;
 };
 
 TxProposals.prototype.sign = function(index) {