Add friendly output to dumpwallet refs #9564

Author: aideca

src/wallet/rpcdump.cpp

@@ -579,7 +579,11 @@ UniValue dumpwallet(const JSONRPCRequest& request)
             "dumpwallet \"filename\"\n"
             "\nDumps all wallet keys in a human-readable format.\n"
             "\nArguments:\n"
-            "1. \"filename\"    (string, required) The filename\n"
+            "1. \"filename\"    (string, required) The filename with path (either absolute or relative to bitcoind)\n"
+            "\nResult:\n"
+            "{                           (json object)\n"
+            "  \"filename\" : {        (string) The filename with full absolute path\n"
+            "}\n"
             "\nExamples:\n"
             + HelpExampleCli("dumpwallet", "\"test\"")
             + HelpExampleRpc("dumpwallet", "\"test\"")
@@ -590,7 +594,9 @@ UniValue dumpwallet(const JSONRPCRequest& request)
     EnsureWalletIsUnlocked(pwallet);
 
     std::ofstream file;
-    file.open(request.params[0].get_str().c_str());
+    boost::filesystem::path filepath = request.params[0].get_str();
+    filepath = boost::filesystem::absolute(filepath);
+    file.open(filepath.string().c_str());
     if (!file.is_open())
         throw JSONRPCError(RPC_INVALID_PARAMETER, "Cannot open wallet dump file");
 
@@ -655,7 +661,11 @@ UniValue dumpwallet(const JSONRPCRequest& request)
     file << "\n";
     file << "# End of dump\n";
     file.close();
-    return NullUniValue;
+
+    UniValue reply(UniValue::VOBJ);
+    reply.push_back(Pair("filename", filepath.string()));
+
+    return reply;
 }