From 6f16fc77b853cc7b8151d82332d6f0d20b13b4b7 Mon Sep 17 00:00:00 2001
From: Scott Ehlert <ds@alliedmods.net>
Date: Tue, 6 Jul 2010 17:32:58 -0500
Subject: [PATCH] Added GetConVarDefault() native (bug 4502, r=dvander).

---
 core/smn_console.cpp        | 19 +++++++++++++++++++
 plugins/include/console.inc | 11 +++++++++++
 2 files changed, 30 insertions(+)

diff --git a/core/smn_console.cpp b/core/smn_console.cpp
index 186a2a0c..9e9e458f 100644
--- a/core/smn_console.cpp
+++ b/core/smn_console.cpp
@@ -509,6 +509,24 @@ static cell_t sm_ResetConVar(IPluginContext *pContext, const cell_t *params)
 	return 1;
 }
 
+static cell_t GetConVarDefault(IPluginContext *pContext, const cell_t *params)
+{
+	Handle_t hndl = static_cast<Handle_t>(params[1]);
+	HandleError err;
+	ConVar *pConVar;
+
+	if ((err=g_ConVarManager.ReadConVarHandle(hndl, &pConVar))
+		!= HandleError_None)
+	{
+		return pContext->ThrowNativeError("Invalid convar handle %x (error %d)", hndl, err);
+	}
+
+	size_t bytes;
+	pContext->StringToLocalUTF8(params[2], params[3], pConVar->GetDefault(), &bytes);
+
+	return bytes;
+}
+
 static cell_t sm_GetConVarFlags(IPluginContext *pContext, const cell_t *params)
 {
 	Handle_t hndl = static_cast<Handle_t>(params[1]);
@@ -1406,6 +1424,7 @@ REGISTER_NATIVES(consoleNatives)
 	{"GetConVarBounds",		sm_GetConVarBounds},
 	{"SetConVarBounds",		sm_SetConVarBounds},
 	{"QueryClientConVar",	sm_QueryClientConVar},
+	{"GetConVarDefault",	GetConVarDefault},
 	{"RegServerCmd",		sm_RegServerCmd},
 	{"RegConsoleCmd",		sm_RegConsoleCmd},
 	{"GetCmdArgString",		sm_GetCmdArgString},
diff --git a/plugins/include/console.inc b/plugins/include/console.inc
index 9e8b9138..b5dddc31 100644
--- a/plugins/include/console.inc
+++ b/plugins/include/console.inc
@@ -593,6 +593,17 @@ native SetConVarString(Handle:convar, const String:value[], bool:replicate=false
  */
 native ResetConVar(Handle:convar, bool:replicate=false, bool:notify=false);
 
+/**
+ * Retrieves the default string value of a console variable.
+ *
+ * @param convar		Handle to the convar.
+ * @param default		Buffer to store the default value of the convar.
+ * @param maxlength		Maximum length of string buffer.
+ * @return				Number of bytes written to the buffer (UTF-8 safe).
+ * @error				Invalid or corrupt Handle.
+ */
+native GetConVarDefault(Handle:convar, String:default[], maxlength);
+
 /**
  * Returns the bitstring of flags on a console variable.
  *