From 8e5ca9f41e444a958e4650bc29c21f580fb8e897 Mon Sep 17 00:00:00 2001
From: Christopher Jeffrey <chjjeffrey@gmail.com>
Date: Sat, 23 Jul 2016 04:44:26 -0700
Subject: [PATCH] bip70: details.getData.

---
 lib/bcoin/bip70/index.js | 40 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 40 insertions(+)

diff --git a/lib/bcoin/bip70/index.js b/lib/bcoin/bip70/index.js
index f83a9232..555cc449 100644
--- a/lib/bcoin/bip70/index.js
+++ b/lib/bcoin/bip70/index.js
@@ -317,6 +317,43 @@ PaymentDetails.fromOptions = function fromOptions(options) {
   return new PaymentDetails().fromOptions(options);
 };
 
+PaymentDetails.prototype.setData = function setData(data, enc) {
+  if (data == null || Buffer.isBuffer(data)) {
+    this.merchantData = data;
+    return;
+  }
+
+  if (enc === 'json') {
+    this.merchantData = new Buffer(JSON.stringify(data), 'utf8');
+    return;
+  }
+
+  assert(typeof data === 'string');
+  this.merchantData = new Buffer(data, enc);
+};
+
+PaymentDetails.prototype.getData = function getData(enc) {
+  var data = this.merchantData;
+
+  if (!data)
+    return;
+
+  if (!enc)
+    return data;
+
+  if (enc === 'json') {
+    data = data.toString('utf8');
+    try {
+      data = JSON.parse(data);
+    } catch (e) {
+      return;
+    }
+    return data;
+  }
+
+  return data.toString(enc);
+};
+
 PaymentDetails.prototype.fromRaw = function fromRaw(data) {
   var p = new ProtoReader(data);
   var op, output;
@@ -430,6 +467,9 @@ Payment.fromOptions = function fromOptions(options) {
   return new Payment().fromOptions(options);
 };
 
+Payment.prototype.setData = PaymentDetails.prototype.setData;
+Payment.prototype.getData = PaymentDetails.prototype.getData;
+
 Payment.prototype.fromRaw = function fromRaw(data) {
   var p = new ProtoReader(data);
   var tx, op, output;