From 1acd03f96f9b1133e1f76d76004f5fcddd0c4788 Mon Sep 17 00:00:00 2001
From: madmaxoft <github@xoft.cz>
Date: Mon, 28 Jul 2014 17:09:39 +0200
Subject: Added cClientHandle:GetUUIDsFromPlayerNames() to Lua API.

---
 src/Bindings/ManualBindings.cpp | 65 +++++++++++++++++++++++++++++++++++++++--
 1 file changed, 62 insertions(+), 3 deletions(-)

(limited to 'src/Bindings/ManualBindings.cpp')

diff --git a/src/Bindings/ManualBindings.cpp b/src/Bindings/ManualBindings.cpp
index df9687fc0..28ee00b36 100644
--- a/src/Bindings/ManualBindings.cpp
+++ b/src/Bindings/ManualBindings.cpp
@@ -26,6 +26,7 @@
 #include "../BlockEntities/MobHeadEntity.h"
 #include "../BlockEntities/FlowerPotEntity.h"
 #include "../LineBlockTracer.h"
+#include "../Protocol/Authenticator.h"
 #include "../WorldStorage/SchematicFileSerializer.h"
 #include "../CompositeChat.h"
 
@@ -2156,6 +2157,63 @@ static int tolua_cClientHandle_SendPluginMessage(lua_State * L)
 
 
 
+static int tolua_cClientHandle_GetUUIDsFromPlayerNames(lua_State * L)
+{
+	cLuaState S(L);
+	if (
+		!S.CheckParamUserTable(1, "cClientHandle") ||
+		!S.CheckParamTable(2) ||
+		!S.CheckParamEnd(3)
+	)
+	{
+		return 0;
+	}
+	
+	// Convert the input table into AStringVector:
+	AStringVector PlayerNames;
+	int NumNames = luaL_getn(L, 2);
+	PlayerNames.reserve(NumNames);
+	for (int i = 1; i <= NumNames; i++)
+	{
+		lua_rawgeti(L, 2, i);
+		AString Name;
+		S.GetStackValue(3, Name);
+		if (!Name.empty())
+		{
+			PlayerNames.push_back(Name);
+		}
+		lua_pop(L, 1);
+	}
+
+	// Push the output table onto the stack:
+	lua_newtable(L);  // stack index 3
+	
+	// Get the UUIDs:
+	AStringVector UUIDs = cRoot::Get()->GetAuthenticator().GetUUIDsFromPlayerNames(PlayerNames);
+	if (UUIDs.size() != PlayerNames.size())
+	{
+		// A hard error has occured while processing the request, no UUIDs were returned. Return an empty table:
+		return 1;
+	}
+	
+	// Convert to output table, PlayerName -> UUID:
+	for (int i = 0; i < NumNames; i++)
+	{
+		if (UUIDs[i].empty())
+		{
+			// No UUID was provided for PlayerName[i], skip it in the resulting table
+			continue;
+		}
+		lua_pushlstring(L, UUIDs[i].c_str(), UUIDs[i].length());
+		lua_setfield(L, 3, PlayerNames[i].c_str());
+	}
+	return 1;
+}
+
+
+
+
+
 static int Lua_ItemGrid_GetSlotCoords(lua_State * L)
 {
 	tolua_Error tolua_err;
@@ -3083,9 +3141,10 @@ void ManualBindings::Bind(lua_State * tolua_S)
 		tolua_endmodule(tolua_S);
 			
 		tolua_beginmodule(tolua_S, "cClientHandle");
-			tolua_constant(tolua_S, "MAX_VIEW_DISTANCE", cClientHandle::MAX_VIEW_DISTANCE);
-			tolua_constant(tolua_S, "MIN_VIEW_DISTANCE", cClientHandle::MIN_VIEW_DISTANCE);
-			tolua_function(tolua_S, "SendPluginMessage", tolua_cClientHandle_SendPluginMessage);
+			tolua_constant(tolua_S, "MAX_VIEW_DISTANCE",       cClientHandle::MAX_VIEW_DISTANCE);
+			tolua_constant(tolua_S, "MIN_VIEW_DISTANCE",       cClientHandle::MIN_VIEW_DISTANCE);
+			tolua_function(tolua_S, "SendPluginMessage",       tolua_cClientHandle_SendPluginMessage);
+			tolua_function(tolua_S, "GetUUIDsFromPlayerNames", tolua_cClientHandle_GetUUIDsFromPlayerNames);
 		tolua_endmodule(tolua_S);
 
 		tolua_beginmodule(tolua_S, "cItemGrid");
-- 
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