389 lines
11 KiB
C++
389 lines
11 KiB
C++
/**
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* vim: set ts=4 :
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* =============================================================================
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* SourceMod
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* Copyright (C) 2004-2008 AlliedModders LLC. All rights reserved.
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* =============================================================================
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*
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* This program is free software; you can redistribute it and/or modify it under
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* the terms of the GNU General Public License, version 3.0, as published by the
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* Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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* details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program. If not, see <http://www.gnu.org/licenses/>.
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*
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* As a special exception, AlliedModders LLC gives you permission to link the
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* code of this program (as well as its derivative works) to "Half-Life 2," the
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* "Source Engine," the "SourcePawn JIT," and any Game MODs that run on software
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* by the Valve Corporation. You must obey the GNU General Public License in
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* all respects for all other code used. Additionally, AlliedModders LLC grants
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* this exception to all derivative works. AlliedModders LLC defines further
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* exceptions, found in LICENSE.txt (as of this writing, version JULY-31-2007),
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* or <http://www.sourcemod.net/license.php>.
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*
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* Version: $Id$
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*/
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#include "sm_globals.h"
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#include "sourcemm_api.h"
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#include "HandleSys.h"
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#include "EventManager.h"
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static cell_t sm_HookEvent(IPluginContext *pContext, const cell_t *params)
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{
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char *name;
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IPluginFunction *pFunction;
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pContext->LocalToString(params[1], &name);
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pFunction = pContext->GetFunctionById(params[2]);
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if (!pFunction)
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{
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return pContext->ThrowNativeError("Invalid function id (%X)", params[2]);
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}
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if (g_EventManager.HookEvent(name, pFunction, static_cast<EventHookMode>(params[3])) == EventHookErr_InvalidEvent)
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{
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return pContext->ThrowNativeError("Game event \"%s\" does not exist", name);
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}
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return 1;
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}
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static cell_t sm_HookEventEx(IPluginContext *pContext, const cell_t *params)
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{
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char *name;
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IPluginFunction *pFunction;
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pContext->LocalToString(params[1], &name);
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pFunction = pContext->GetFunctionById(params[2]);
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if (!pFunction)
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{
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return pContext->ThrowNativeError("Invalid function id (%X)", params[2]);
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}
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if (g_EventManager.HookEvent(name, pFunction, static_cast<EventHookMode>(params[3])) == EventHookErr_InvalidEvent)
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{
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return 0;
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}
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return 1;
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}
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static cell_t sm_UnhookEvent(IPluginContext *pContext, const cell_t *params)
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{
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char *name;
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IPluginFunction *pFunction;
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pContext->LocalToString(params[1], &name);
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pFunction = pContext->GetFunctionById(params[2]);
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if (!pFunction)
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{
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return pContext->ThrowNativeError("Invalid function id (%X)", params[2]);
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}
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EventHookError err = g_EventManager.UnhookEvent(name, pFunction, static_cast<EventHookMode>(params[3]));
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/* Possible errors that UnhookGameEvent can return */
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if (err == EventHookErr_NotActive)
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{
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return pContext->ThrowNativeError("Game event \"%s\" has no active hook", name);
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} else if (err == EventHookErr_InvalidCallback) {
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return pContext->ThrowNativeError("Invalid hook callback specified for game event \"%s\"", name);
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}
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return 1;
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}
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static cell_t sm_CreateEvent(IPluginContext *pContext, const cell_t *params)
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{
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char *name;
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EventInfo *pInfo;
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pContext->LocalToString(params[1], &name);
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pInfo = g_EventManager.CreateEvent(pContext, name, params[2] ? true : false);
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if (pInfo)
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{
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return g_HandleSys.CreateHandle(g_EventManager.GetHandleType(), pInfo, pContext->GetIdentity(), g_pCoreIdent, NULL);
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}
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return BAD_HANDLE;
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}
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static cell_t sm_FireEvent(IPluginContext *pContext, const cell_t *params)
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{
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Handle_t hndl = static_cast<Handle_t>(params[1]);
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HandleError err;
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EventInfo *pInfo;
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if ((err=g_HandleSys.ReadHandle(hndl, g_EventManager.GetHandleType(), NULL, (void **)&pInfo))
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!= HandleError_None)
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{
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return pContext->ThrowNativeError("Invalid game event handle %x (error %d)", hndl, err);
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}
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/* If identities do not match, don't fire event */
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if (pContext->GetIdentity() != pInfo->pOwner)
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{
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return pContext->ThrowNativeError("Game event \"%s\" could not be fired because it was not created by this plugin", pInfo->pEvent->GetName());
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}
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g_EventManager.FireEvent(pInfo, params[2] ? true : false);
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/* Free handle on game event */
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HandleSecurity sec(pContext->GetIdentity(), g_pCoreIdent);
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g_HandleSys.FreeHandle(hndl, &sec);
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return 1;
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}
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static cell_t sm_CancelCreatedEvent(IPluginContext *pContext, const cell_t *params)
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{
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Handle_t hndl = static_cast<Handle_t>(params[1]);
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HandleError err;
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EventInfo *pInfo;
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if ((err=g_HandleSys.ReadHandle(hndl, g_EventManager.GetHandleType(), NULL, (void **)&pInfo))
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!= HandleError_None)
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{
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return pContext->ThrowNativeError("Invalid game event handle %x (error %d)", hndl, err);
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}
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/* If identities do not match, don't cancel event */
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if (pContext->GetIdentity() != pInfo->pOwner)
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{
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return pContext->ThrowNativeError("Game event \"%s\" could not be canceled because it was not created by this plugin", pInfo->pEvent->GetName());
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}
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g_EventManager.CancelCreatedEvent(pInfo);
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/* Free handle on game event */
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HandleSecurity sec(pContext->GetIdentity(), g_pCoreIdent);
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g_HandleSys.FreeHandle(hndl, &sec);
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return 1;
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}
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static cell_t sm_GetEventName(IPluginContext *pContext, const cell_t *params)
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{
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Handle_t hndl = static_cast<Handle_t>(params[1]);
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HandleError err;
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EventInfo *pInfo;
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if ((err=g_HandleSys.ReadHandle(hndl, g_EventManager.GetHandleType(), NULL, (void **)&pInfo))
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!= HandleError_None)
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{
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return pContext->ThrowNativeError("Invalid game event handle %x (error %d)", hndl, err);
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}
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pContext->StringToLocalUTF8(params[2], params[3], pInfo->pEvent->GetName(), NULL);
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return 1;
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}
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static cell_t sm_GetEventBool(IPluginContext *pContext, const cell_t *params)
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{
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Handle_t hndl = static_cast<Handle_t>(params[1]);
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HandleError err;
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EventInfo *pInfo;
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if ((err=g_HandleSys.ReadHandle(hndl, g_EventManager.GetHandleType(), NULL, (void **)&pInfo))
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!= HandleError_None)
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{
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return pContext->ThrowNativeError("Invalid game event handle %x (error %d)", hndl, err);
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}
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char *key;
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pContext->LocalToString(params[2], &key);
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return pInfo->pEvent->GetBool(key);
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}
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static cell_t sm_GetEventInt(IPluginContext *pContext, const cell_t *params)
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{
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Handle_t hndl = static_cast<Handle_t>(params[1]);
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HandleError err;
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EventInfo *pInfo;
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if ((err=g_HandleSys.ReadHandle(hndl, g_EventManager.GetHandleType(), NULL, (void **)&pInfo))
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!= HandleError_None)
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{
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return pContext->ThrowNativeError("Invalid game event handle %x (error %d)", hndl, err);
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}
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char *key;
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pContext->LocalToString(params[2], &key);
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return pInfo->pEvent->GetInt(key);
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}
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static cell_t sm_GetEventFloat(IPluginContext *pContext, const cell_t *params)
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{
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Handle_t hndl = static_cast<Handle_t>(params[1]);
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HandleError err;
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EventInfo *pInfo;
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if ((err=g_HandleSys.ReadHandle(hndl, g_EventManager.GetHandleType(), NULL, (void **)&pInfo))
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!= HandleError_None)
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{
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return pContext->ThrowNativeError("Invalid game event handle %x (error %d)", hndl, err);
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}
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char *key;
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pContext->LocalToString(params[2], &key);
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float value = pInfo->pEvent->GetFloat(key);
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return sp_ftoc(value);
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}
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static cell_t sm_GetEventString(IPluginContext *pContext, const cell_t *params)
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{
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Handle_t hndl = static_cast<Handle_t>(params[1]);
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HandleError err;
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EventInfo *pInfo;
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if ((err=g_HandleSys.ReadHandle(hndl, g_EventManager.GetHandleType(), NULL, (void **)&pInfo))
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!= HandleError_None)
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{
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return pContext->ThrowNativeError("Invalid game event handle %x (error %d)", hndl, err);
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}
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char *key;
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pContext->LocalToString(params[2], &key);
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pContext->StringToLocalUTF8(params[3], params[4], pInfo->pEvent->GetString(key), NULL);
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return 1;
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}
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static cell_t sm_SetEventBool(IPluginContext *pContext, const cell_t *params)
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{
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Handle_t hndl = static_cast<Handle_t>(params[1]);
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HandleError err;
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EventInfo *pInfo;
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if ((err=g_HandleSys.ReadHandle(hndl, g_EventManager.GetHandleType(), NULL, (void **)&pInfo))
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!= HandleError_None)
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{
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return pContext->ThrowNativeError("Invalid game event handle %x (error %d)", hndl, err);
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}
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char *key;
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pContext->LocalToString(params[2], &key);
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pInfo->pEvent->SetBool(key, params[3] ? true : false);
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return 1;
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}
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static cell_t sm_SetEventInt(IPluginContext *pContext, const cell_t *params)
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{
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Handle_t hndl = static_cast<Handle_t>(params[1]);
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HandleError err;
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EventInfo *pInfo;
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if ((err=g_HandleSys.ReadHandle(hndl, g_EventManager.GetHandleType(), NULL, (void **)&pInfo))
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!= HandleError_None)
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{
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return pContext->ThrowNativeError("Invalid game event handle %x (error %d)", hndl, err);
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}
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char *key;
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pContext->LocalToString(params[2], &key);
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pInfo->pEvent->SetInt(key, params[3]);
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return 1;
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}
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static cell_t sm_SetEventFloat(IPluginContext *pContext, const cell_t *params)
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{
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Handle_t hndl = static_cast<Handle_t>(params[1]);
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HandleError err;
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EventInfo *pInfo;
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if ((err=g_HandleSys.ReadHandle(hndl, g_EventManager.GetHandleType(), NULL, (void **)&pInfo))
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!= HandleError_None)
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{
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return pContext->ThrowNativeError("Invalid game event handle %x (error %d)", hndl, err);
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}
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char *key;
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pContext->LocalToString(params[2], &key);
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float value = sp_ctof(params[3]);
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pInfo->pEvent->SetFloat(key, value);
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return 1;
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}
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static cell_t sm_SetEventString(IPluginContext *pContext, const cell_t *params)
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{
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Handle_t hndl = static_cast<Handle_t>(params[1]);
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HandleError err;
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EventInfo *pInfo;
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if ((err=g_HandleSys.ReadHandle(hndl, g_EventManager.GetHandleType(), NULL, (void **)&pInfo))
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!= HandleError_None)
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{
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return pContext->ThrowNativeError("Invalid game event handle %x (error %d)", hndl, err);
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}
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char *key, *value;
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pContext->LocalToString(params[2], &key);
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pContext->LocalToString(params[3], &value);
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pInfo->pEvent->SetString(key, value);
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return 1;
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}
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static cell_t sm_SetEventBroadcast(IPluginContext *pContext, const cell_t *params)
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{
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Handle_t hndl = static_cast<Handle_t>(params[1]);
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HandleError err;
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EventInfo *pInfo;
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if ((err=g_HandleSys.ReadHandle(hndl, g_EventManager.GetHandleType(), NULL, (void **)&pInfo))
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!= HandleError_None)
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{
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return pContext->ThrowNativeError("Invalid game event handle %x (error %d)", hndl, err);
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}
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pInfo->bDontBroadcast = params[2] ? true : false;
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return 1;
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}
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REGISTER_NATIVES(gameEventNatives)
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{
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{"HookEvent", sm_HookEvent},
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{"HookEventEx", sm_HookEventEx},
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{"UnhookEvent", sm_UnhookEvent},
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{"CreateEvent", sm_CreateEvent},
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{"FireEvent", sm_FireEvent},
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{"CancelCreatedEvent", sm_CancelCreatedEvent},
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{"GetEventName", sm_GetEventName},
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{"GetEventBool", sm_GetEventBool},
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{"GetEventInt", sm_GetEventInt},
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{"GetEventFloat", sm_GetEventFloat},
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{"GetEventString", sm_GetEventString},
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{"SetEventBool", sm_SetEventBool},
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{"SetEventInt", sm_SetEventInt},
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{"SetEventFloat", sm_SetEventFloat},
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{"SetEventString", sm_SetEventString},
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{"SetEventBroadcast", sm_SetEventBroadcast},
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{NULL, NULL}
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};
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