From 200fe16e1cc6eef86ba40d3ccf27b08161ac3baf Mon Sep 17 00:00:00 2001
From: David Anderson <dvander@alliedmods.net>
Date: Sat, 17 Nov 2007 05:41:47 +0000
Subject: [PATCH] fix for amb1156 - CS:S Tools overrides the PrintHintText
 native with its own version.  this is a fail-safe for CS:S being loaded, as
 we can have better control from an extension.

--HG--
extra : convert_revision : svn%3A39bc706e-5318-0410-9160-8a85361fbb7c/trunk%401698
---
 extensions/cstrike/extension.cpp      |  6 ++++
 extensions/cstrike/extension.h        |  2 ++
 extensions/cstrike/natives.cpp        | 45 +++++++++++++++++++++++++++
 extensions/cstrike/sdk/smsdk_config.h |  1 +
 extensions/cstrike/sdk/smsdk_ext.cpp  |  6 ++++
 extensions/cstrike/sdk/smsdk_ext.h    |  6 ++++
 6 files changed, 66 insertions(+)

diff --git a/extensions/cstrike/extension.cpp b/extensions/cstrike/extension.cpp
index 182ae75e..d0b8daa4 100644
--- a/extensions/cstrike/extension.cpp
+++ b/extensions/cstrike/extension.cpp
@@ -45,6 +45,7 @@ IBinTools *g_pBinTools = NULL;
 IGameConfig *g_pGameConf = NULL;
 IGameEventManager2 *gameevents = NULL;
 bool hooked_everything = false;
+int g_msgHintText = -1;
 
 SMEXT_LINK(&g_CStrike);
 
@@ -67,6 +68,11 @@ bool CStrike::SDK_OnLoad(char *error, size_t maxlength, bool late)
 	sharesys->AddNatives(myself, g_CSNatives);
 	sharesys->RegisterLibrary(myself, "cstrike");
 
+	if ((g_msgHintText = usermsgs->GetMessageIndex("HintText")) != -1)
+	{
+		sharesys->OverrideNatives(myself, g_CS_PrintHintText);
+	}
+
 	return true;
 }
 
diff --git a/extensions/cstrike/extension.h b/extensions/cstrike/extension.h
index 916bb2d2..acf301f3 100644
--- a/extensions/cstrike/extension.h
+++ b/extensions/cstrike/extension.h
@@ -122,5 +122,7 @@ public:
 /* Interfaces from SourceMod */
 extern IBinTools *g_pBinTools;
 extern IGameConfig *g_pGameConf;
+extern int g_msgHintText;
+extern sp_nativeinfo_t g_CS_PrintHintText[];
 
 #endif // _INCLUDE_SOURCEMOD_EXTENSION_PROPER_H_
diff --git a/extensions/cstrike/natives.cpp b/extensions/cstrike/natives.cpp
index e5f085c4..ce711e68 100644
--- a/extensions/cstrike/natives.cpp
+++ b/extensions/cstrike/natives.cpp
@@ -69,6 +69,45 @@ inline CBaseEntity *GetCBaseEntity(int num, bool isplayer)
 	return pUnk->GetBaseEntity();
 }
 
+static cell_t CS_PrintHintText(IPluginContext *pContext, const cell_t *params)
+{
+	int client = params[1];
+	IGamePlayer *pPlayer = playerhelpers->GetGamePlayer(params[1]);
+
+	if (!pPlayer)
+	{
+		return pContext->ThrowNativeError("Client index %d is invalid", client);
+	}
+
+	if (!pPlayer->IsInGame())
+	{
+		return pContext->ThrowNativeError("Client %d is not in game", client);
+	}
+
+	g_pSM->SetGlobalTarget(client);
+
+	char buffer[192];
+	g_pSM->FormatString(buffer, sizeof(buffer), pContext, params, 2);
+
+	/* Check for an error before printing to the client */
+	if (pContext->GetContext()->n_err != SP_ERROR_NONE)
+	{
+		return 0;
+	}
+
+	bf_write *pBitBuf = usermsgs->StartMessage(g_msgHintText, &params[1], 1, USERMSG_RELIABLE);
+	if (pBitBuf == NULL)
+	{
+		return pContext->ThrowNativeError("Could not send a usermessage");
+	}
+	pBitBuf->WriteByte(1);
+	pBitBuf->WriteString(buffer);
+	usermsgs->EndMessage();
+
+	return 1;
+}
+
+
 static cell_t CS_RespawnPlayer(IPluginContext *pContext, const cell_t *params)
 {
 	static ICallWrapper *pWrapper = NULL;
@@ -124,3 +163,9 @@ sp_nativeinfo_t g_CSNatives[] =
 	{"CS_SwitchTeam",				CS_SwitchTeam}, 
 	{NULL,							NULL}
 };
+
+sp_nativeinfo_t g_CS_PrintHintText[] = 
+{
+	{"PrintHintText",				CS_PrintHintText},
+	{NULL,							NULL},
+};
diff --git a/extensions/cstrike/sdk/smsdk_config.h b/extensions/cstrike/sdk/smsdk_config.h
index fc402227..a070e6b3 100644
--- a/extensions/cstrike/sdk/smsdk_config.h
+++ b/extensions/cstrike/sdk/smsdk_config.h
@@ -71,5 +71,6 @@
 #define SMEXT_ENABLE_TIMERSYS
 //#define SMEXT_ENABLE_THREADER
 //#define SMEXT_ENABLE_LIBSYS
+#define SMEXT_ENABLE_USERMSGS
 
 #endif // _INCLUDE_SOURCEMOD_EXTENSION_CONFIG_H_
diff --git a/extensions/cstrike/sdk/smsdk_ext.cpp b/extensions/cstrike/sdk/smsdk_ext.cpp
index 60480b22..f5e6f3fc 100644
--- a/extensions/cstrike/sdk/smsdk_ext.cpp
+++ b/extensions/cstrike/sdk/smsdk_ext.cpp
@@ -79,6 +79,9 @@ IThreader *threader = NULL;
 #if defined SMEXT_ENABLE_LIBSYS
 ILibrarySys *libsys = NULL;
 #endif
+#if defined SMEXT_ENABLE_USERMSGS
+IUserMessages *usermsgs = NULL;
+#endif
 
 /** Exports the main interface */
 PLATFORM_EXTERN_C IExtensionInterface *GetSMExtAPI()
@@ -149,6 +152,9 @@ bool SDKExtension::OnExtensionLoad(IExtension *me, IShareSys *sys, char *error,
 #if defined SMEXT_ENABLE_LIBSYS
 	SM_GET_IFACE(LIBRARYSYS, libsys);
 #endif
+#if defined SMEXT_ENABLE_USERMSGS
+	SM_GET_IFACE(USERMSGS, usermsgs);
+#endif
 
 	if (SDK_OnLoad(error, maxlength, late))
 	{
diff --git a/extensions/cstrike/sdk/smsdk_ext.h b/extensions/cstrike/sdk/smsdk_ext.h
index 905e13a6..c137616b 100644
--- a/extensions/cstrike/sdk/smsdk_ext.h
+++ b/extensions/cstrike/sdk/smsdk_ext.h
@@ -73,6 +73,9 @@
 #if defined SMEXT_ENABLE_LIBSYS
 #include <ILibrarySys.h>
 #endif
+#if defined SMEXT_ENABLE_USERMSGS
+#include <IUserMessages.h>
+#endif
 
 #if defined SMEXT_CONF_METAMOD
 #include <ISmmPlugin.h>
@@ -260,6 +263,9 @@ extern IThreader *threader;
 #if defined SMEXT_ENABLE_LIBSYS
 extern ILibrarySys *libsys;
 #endif
+#if defined SMEXT_ENABLE_USERMSGS
+extern IUserMessages *usermsgs;
+#endif
 
 #if defined SMEXT_CONF_METAMOD
 PLUGIN_GLOBALVARS();