From 235ab44728d1f33f68a35839499a6fb6b9aef919 Mon Sep 17 00:00:00 2001
From: Arthur Britto <ahbritto@gmail.com>
Date: Wed, 13 Feb 2013 14:50:05 -0800
Subject: [PATCH] Add RPC ping.

---
 src/cpp/ripple/CallRPC.cpp    |  1 +
 src/cpp/ripple/RPCHandler.cpp | 20 +++++++++++++-------
 src/cpp/ripple/RPCHandler.h   |  1 +
 3 files changed, 15 insertions(+), 7 deletions(-)

diff --git a/src/cpp/ripple/CallRPC.cpp b/src/cpp/ripple/CallRPC.cpp
index c24f99fbb8..f3edd39c99 100644
--- a/src/cpp/ripple/CallRPC.cpp
+++ b/src/cpp/ripple/CallRPC.cpp
@@ -512,6 +512,7 @@ Json::Value RPCParser::parseCommand(std::string strMethod, Json::Value jvParams)
 //		{	"nickname_info",		&RPCParser::parseNicknameInfo,			1,  1	},
 		{	"owner_info",			&RPCParser::parseOwnerInfo,				1,  2	},
 		{	"peers",				&RPCParser::parseAsIs,					0,  0	},
+		{	"ping",					&RPCParser::parseAsIs,					0,  0	},
 //		{	"profile",				&RPCParser::parseProfile,				1,  9	},
 		{	"random",				&RPCParser::parseAsIs,					0,  0	},
 		{	"ripple_path_find",		&RPCParser::parseRipplePathFind,	    1,  1	},
diff --git a/src/cpp/ripple/RPCHandler.cpp b/src/cpp/ripple/RPCHandler.cpp
index a865503fb3..2da84da565 100644
--- a/src/cpp/ripple/RPCHandler.cpp
+++ b/src/cpp/ripple/RPCHandler.cpp
@@ -774,11 +774,16 @@ Json::Value RPCHandler::doOwnerInfo(Json::Value jvRequest)
 
 Json::Value RPCHandler::doPeers(Json::Value)
 {
-	Json::Value obj(Json::objectValue);
+	Json::Value jvResult(Json::objectValue);
 
-	obj["peers"]=theApp->getConnectionPool().getPeersJson();
+	jvResult["peers"]	= theApp->getConnectionPool().getPeersJson();
 
-	return obj;
+	return jvResult;
+}
+
+Json::Value RPCHandler::doPing(Json::Value)
+{
+	return Json::Value(Json::objectValue);
 }
 
 // profile offers <pass_a> <account_a> <currency_offer_a> <account_b> <currency_offer_b> <count> [submit]
@@ -874,8 +879,8 @@ Json::Value RPCHandler::doProfile(Json::Value jvRequest)
 }
 
 // {
-//   account: <account>|<nickname>|<account_public_key> [<index>]
-//   index: <number>		// optional, defaults to 0.
+//   account: <account>|<nickname>|<account_public_key>
+//   account_index: <number>		// optional, defaults to 0.
 //   ledger_hash : <ledger>
 //   ledger_index : <ledger_index>
 // }
@@ -952,8 +957,8 @@ Json::Value RPCHandler::doAccountLines(Json::Value jvRequest)
 }
 
 // {
-//   account: <account>|<nickname>|<account_public_key> [<index>]
-//   index: <number>		// optional, defaults to 0.
+//   account: <account>|<nickname>|<account_public_key>
+//   account_index: <number>		// optional, defaults to 0.
 //   ledger_hash : <ledger>
 //   ledger_index : <ledger_index>
 // }
@@ -2714,6 +2719,7 @@ Json::Value RPCHandler::doCommand(const Json::Value& jvRequest, int iRole)
 //		{	"nickname_info",		&RPCHandler::doNicknameInfo,	    false,	optCurrent	},
 		{	"owner_info",			&RPCHandler::doOwnerInfo,		    false,	optCurrent	},
 		{	"peers",				&RPCHandler::doPeers,			    true,	optNone		},
+		{	"ping",					&RPCHandler::doPing,			    false,	optNone		},
 //		{	"profile",				&RPCHandler::doProfile,			    false,	optCurrent	},
 		{	"random",				&RPCHandler::doRandom,				false,	optNone		},
 		{	"ripple_path_find",		&RPCHandler::doRipplePathFind,	    false,	optCurrent	},
diff --git a/src/cpp/ripple/RPCHandler.h b/src/cpp/ripple/RPCHandler.h
index 3e584056bf..91a0c11f2e 100644
--- a/src/cpp/ripple/RPCHandler.h
+++ b/src/cpp/ripple/RPCHandler.h
@@ -64,6 +64,7 @@ class RPCHandler
 	Json::Value doNicknameInfo(Json::Value params);
 	Json::Value doOwnerInfo(Json::Value params);
 	Json::Value doPeers(Json::Value params);
+	Json::Value doPing(Json::Value params);
 	Json::Value doProfile(Json::Value params);
 	Json::Value doRandom(Json::Value jvRequest);
 	Json::Value doRipplePathFind(Json::Value jvRequest);