fix isEncrypted.

lib/bitcoind.js

@@ -747,10 +747,18 @@ Wallet.prototype.encrypt = function(options) {
   return bitcoindjs.walletEncrypt(options || {});
 };
 
-Wallet.prototype.isEncrypted = function() {
+Wallet.prototype.encrypted = function() {
   return bitcoindjs.walletEncrypted();
 };
 
+Wallet.prototype.isEncrypted = function() {
+  return this.encrypted().encrypted;
+};
+
+Wallet.prototype.isLocked = function() {
+  return this.encrypted().locked;
+};
+
 Wallet.prototype.dumpKey = function(options) {
   return bitcoindjs.dumpKey(options || {});
 };

src/bitcoindjs.cc

@@ -3748,12 +3748,18 @@ NAN_METHOD(WalletEncrypted) {
       "Usage: bitcoindjs.walletEncrypted()");
   }
 
-  bool isLocked = pwalletMain->IsLocked();
-  bool isEncrypted = pwalletMain->IsCrypted();
+  bool isLocked = false;
+  bool isEncrypted = false;
+
+  isEncrypted = pwalletMain->IsCrypted();
+
+  if (isEncrypted) {
+    isLocked = pwalletMain->IsLocked();
+  }
 
   Local<Object> result = NanNew<Object>();
   result->Set(NanNew<String>("locked"), NanNew<Boolean>(isLocked));
-  result->Set(NanNew<String>("encrypted"), NanNew<Boolean>(isCrypted));
+  result->Set(NanNew<String>("encrypted"), NanNew<Boolean>(isEncrypted));
 
   NanReturnValue(result);
 }