add backwards compat with bwc

lib/model/copayer.js

@@ -38,6 +38,13 @@ Copayer.create = function(opts) {
       signature: opts.signature,
     }];
   }
+
+  x.requestPubKey = opts.requestPubKey;
+  x.signature = opts.signature;
+
+  x.requestPubKeys = opts.requestPubKeys;
+  Copayer.expandForCompat(x);
+ 
   x.addressManager = AddressManager.create({
     copayerIndex: opts.copayerIndex
   });
@@ -45,6 +52,21 @@ Copayer.create = function(opts) {
   return x;
 };
 
+Copayer.expandForCompat = function(x) {
+  if (!x.requestPubKeys) {
+    x.requestPubKeys = [{
+      key: x.requestPubKey,
+      signature: x.signature,
+    }];
+  } 
+  // For backcompat
+  if (!x.requestPubKey)  {
+    var l = _.last(x.requestPubKeys);
+    x.requestPubKey = l.key;
+    x.signature = l.signature;
+  }
+};
+
 Copayer.fromObj = function(obj) {
   var x = new Copayer();
 
@@ -52,14 +74,13 @@ Copayer.fromObj = function(obj) {
   x.id = obj.id;
   x.name = obj.name;
   x.xPubKey = obj.xPubKey;
-  if (!obj.requestPubKeys) {
-    x.requestPubKeys = [{
-      key: obj.requestPubKey,
-      signature: obj.signature,
-    }];
-  } else {
-    x.requestPubKeys = obj.requestPubKeys;
-  }
+
+  x.requestPubKey = obj.requestPubKey;
+  x.signature = obj.signature;
+
+  x.requestPubKeys = obj.requestPubKeys;
+  Copayer.expandForCompat(x);
+  
   x.addressManager = AddressManager.fromObj(obj.addressManager);
   return x;
 };

lib/model/wallet.js

@@ -94,7 +94,8 @@ Wallet.prototype.isShared = function() {
 
 Wallet.prototype._updatePublicKeyRing = function() {
   this.publicKeyRing = _.map(this.copayers, function(copayer) {
-    return _.pick(copayer, ['xPubKey']);
+    return _.pick(copayer, ['xPubKey', 'requestPubKey']);
+//    return _.pick(copayer, ['xPubKey']);
   });
 };
 

lib/storage.js

@@ -141,12 +141,7 @@ Storage.prototype.fetchCopayerLookup = function(copayerId, cb) {
     if (err) return cb(err);
     if (!result) return cb();
 
-    if (!result.requestPubKeys) {
-      result.requestPubKeys = [{
-        key: result.requestPubKey,
-        signature: result.signature,
-      }];
-    }
+    Model.Copayer.expandForCompat(result);
 
     return cb(null, result);
   });