sourcemod/core/smn_events.cpp
Nicholas Hastings d9312799c3 Allow direct event FireToClient if broadcast disabled.
Event.FireToClient should not care whether or not broadcasting
is enabled for the event since we're already intentionally not
broadcasting.
2017-01-03 20:31:40 -05:00

478 lines
14 KiB
C++

/**
* vim: set ts=4 :
* =============================================================================
* SourceMod
* Copyright (C) 2004-2008 AlliedModders LLC. All rights reserved.
* =============================================================================
*
* This program is free software; you can redistribute it and/or modify it under
* the terms of the GNU General Public License, version 3.0, as published by the
* Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License along with
* this program. If not, see <http://www.gnu.org/licenses/>.
*
* As a special exception, AlliedModders LLC gives you permission to link the
* code of this program (as well as its derivative works) to "Half-Life 2," the
* "Source Engine," the "SourcePawn JIT," and any Game MODs that run on software
* by the Valve Corporation. You must obey the GNU General Public License in
* all respects for all other code used. Additionally, AlliedModders LLC grants
* this exception to all derivative works. AlliedModders LLC defines further
* exceptions, found in LICENSE.txt (as of this writing, version JULY-31-2007),
* or <http://www.sourcemod.net/license.php>.
*
* Version: $Id$
*/
#include "sm_globals.h"
#include "sourcemm_api.h"
#include "EventManager.h"
#include "PlayerManager.h"
#include "logic_bridge.h"
static cell_t sm_HookEvent(IPluginContext *pContext, const cell_t *params)
{
char *name;
IPluginFunction *pFunction;
pContext->LocalToString(params[1], &name);
pFunction = pContext->GetFunctionById(params[2]);
if (!pFunction)
{
return pContext->ThrowNativeError("Invalid function id (%X)", params[2]);
}
if (g_EventManager.HookEvent(name, pFunction, static_cast<EventHookMode>(params[3])) == EventHookErr_InvalidEvent)
{
return pContext->ThrowNativeError("Game event \"%s\" does not exist", name);
}
return 1;
}
static cell_t sm_HookEventEx(IPluginContext *pContext, const cell_t *params)
{
char *name;
IPluginFunction *pFunction;
pContext->LocalToString(params[1], &name);
pFunction = pContext->GetFunctionById(params[2]);
if (!pFunction)
{
return pContext->ThrowNativeError("Invalid function id (%X)", params[2]);
}
if (g_EventManager.HookEvent(name, pFunction, static_cast<EventHookMode>(params[3])) == EventHookErr_InvalidEvent)
{
return 0;
}
return 1;
}
static cell_t sm_UnhookEvent(IPluginContext *pContext, const cell_t *params)
{
char *name;
IPluginFunction *pFunction;
pContext->LocalToString(params[1], &name);
pFunction = pContext->GetFunctionById(params[2]);
if (!pFunction)
{
return pContext->ThrowNativeError("Invalid function id (%X)", params[2]);
}
EventHookError err = g_EventManager.UnhookEvent(name, pFunction, static_cast<EventHookMode>(params[3]));
/* Possible errors that UnhookGameEvent can return */
if (err == EventHookErr_NotActive)
{
return pContext->ThrowNativeError("Game event \"%s\" has no active hook", name);
} else if (err == EventHookErr_InvalidCallback) {
return pContext->ThrowNativeError("Invalid hook callback specified for game event \"%s\"", name);
}
return 1;
}
static cell_t sm_CreateEvent(IPluginContext *pContext, const cell_t *params)
{
char *name;
EventInfo *pInfo;
pContext->LocalToString(params[1], &name);
pInfo = g_EventManager.CreateEvent(pContext, name, params[2] ? true : false);
if (pInfo)
{
return handlesys->CreateHandle(g_EventManager.GetHandleType(), pInfo, pContext->GetIdentity(), g_pCoreIdent, NULL);
}
return BAD_HANDLE;
}
static cell_t sm_FireEvent(IPluginContext *pContext, const cell_t *params)
{
Handle_t hndl = static_cast<Handle_t>(params[1]);
HandleError err;
EventInfo *pInfo;
HandleSecurity sec(pContext->GetIdentity(), g_pCoreIdent);
if ((err=handlesys->ReadHandle(hndl, g_EventManager.GetHandleType(), &sec, (void **)&pInfo))
!= HandleError_None)
{
return pContext->ThrowNativeError("Invalid game event handle %x (error %d)", hndl, err);
}
/* If identities do not match, don't fire event */
if (pContext->GetIdentity() != pInfo->pOwner)
{
return pContext->ThrowNativeError("Game event \"%s\" could not be fired because it was not created by this plugin", pInfo->pEvent->GetName());
}
g_EventManager.FireEvent(pInfo, params[2] ? true : false);
/* Free handle on game event */
handlesys->FreeHandle(hndl, &sec);
return 1;
}
static cell_t sm_FireEventToClient(IPluginContext *pContext, const cell_t *params)
{
Handle_t hndl = static_cast<Handle_t>(params[1]);
HandleError err;
EventInfo *pInfo;
HandleSecurity sec(pContext->GetIdentity(), g_pCoreIdent);
if ((err = handlesys->ReadHandle(hndl, g_EventManager.GetHandleType(), &sec, (void **)&pInfo))
!= HandleError_None)
{
return pContext->ThrowNativeError("Invalid game event handle %x (error %d)", hndl, err);
}
int client = params[2];
CPlayer *pPlayer = g_Players.GetPlayerByIndex(client);
if (!pPlayer)
{
return pContext->ThrowNativeError("Client index %d is invalid", client);
}
if (!pPlayer->IsConnected())
{
return pContext->ThrowNativeError("Client %d is not connected", client);
}
IClient *pClient = pPlayer->GetIClient();
if (!pClient)
{
return pContext->ThrowNativeError("Sending events to fakeclients is not supported on this game (client %d)", client);
}
g_EventManager.FireEventToClient(pInfo, pClient);
return 1;
}
static cell_t sm_CancelCreatedEvent(IPluginContext *pContext, const cell_t *params)
{
Handle_t hndl = static_cast<Handle_t>(params[1]);
HandleError err;
EventInfo *pInfo;
HandleSecurity sec(pContext->GetIdentity(), g_pCoreIdent);
if ((err=handlesys->ReadHandle(hndl, g_EventManager.GetHandleType(), &sec, (void **)&pInfo))
!= HandleError_None)
{
return pContext->ThrowNativeError("Invalid game event handle %x (error %d)", hndl, err);
}
/* If identities do not match, don't cancel event */
if (pContext->GetIdentity() != pInfo->pOwner)
{
return pContext->ThrowNativeError("Game event \"%s\" could not be canceled because it was not created by this plugin", pInfo->pEvent->GetName());
}
g_EventManager.CancelCreatedEvent(pInfo);
/* Free handle on game event */
handlesys->FreeHandle(hndl, &sec);
return 1;
}
static cell_t sm_GetEventName(IPluginContext *pContext, const cell_t *params)
{
Handle_t hndl = static_cast<Handle_t>(params[1]);
HandleError err;
EventInfo *pInfo;
HandleSecurity sec(pContext->GetIdentity(), g_pCoreIdent);
if ((err=handlesys->ReadHandle(hndl, g_EventManager.GetHandleType(), &sec, (void **)&pInfo))
!= HandleError_None)
{
return pContext->ThrowNativeError("Invalid game event handle %x (error %d)", hndl, err);
}
pContext->StringToLocalUTF8(params[2], params[3], pInfo->pEvent->GetName(), NULL);
return 1;
}
static cell_t sm_GetEventBool(IPluginContext *pContext, const cell_t *params)
{
Handle_t hndl = static_cast<Handle_t>(params[1]);
HandleError err;
EventInfo *pInfo;
HandleSecurity sec(pContext->GetIdentity(), g_pCoreIdent);
if ((err=handlesys->ReadHandle(hndl, g_EventManager.GetHandleType(), &sec, (void **)&pInfo))
!= HandleError_None)
{
return pContext->ThrowNativeError("Invalid game event handle %x (error %d)", hndl, err);
}
char *key;
pContext->LocalToString(params[2], &key);
bool defValue = false;
if (params[0] > 2)
{
defValue = !!params[3];
}
return pInfo->pEvent->GetBool(key, defValue);
}
static cell_t sm_GetEventInt(IPluginContext *pContext, const cell_t *params)
{
Handle_t hndl = static_cast<Handle_t>(params[1]);
HandleError err;
EventInfo *pInfo;
HandleSecurity sec(pContext->GetIdentity(), g_pCoreIdent);
if ((err=handlesys->ReadHandle(hndl, g_EventManager.GetHandleType(), &sec, (void **)&pInfo))
!= HandleError_None)
{
return pContext->ThrowNativeError("Invalid game event handle %x (error %d)", hndl, err);
}
char *key;
pContext->LocalToString(params[2], &key);
int defValue = 0;
if (params[0] > 2)
{
defValue = params[3];
}
return pInfo->pEvent->GetInt(key, defValue);
}
static cell_t sm_GetEventFloat(IPluginContext *pContext, const cell_t *params)
{
Handle_t hndl = static_cast<Handle_t>(params[1]);
HandleError err;
EventInfo *pInfo;
HandleSecurity sec(pContext->GetIdentity(), g_pCoreIdent);
if ((err=handlesys->ReadHandle(hndl, g_EventManager.GetHandleType(), &sec, (void **)&pInfo))
!= HandleError_None)
{
return pContext->ThrowNativeError("Invalid game event handle %x (error %d)", hndl, err);
}
char *key;
pContext->LocalToString(params[2], &key);
float defValue = 0.0f;
if (params[0] > 2)
{
defValue = sp_ctof(params[3]);
}
float value = pInfo->pEvent->GetFloat(key, defValue);
return sp_ftoc(value);
}
static cell_t sm_GetEventString(IPluginContext *pContext, const cell_t *params)
{
Handle_t hndl = static_cast<Handle_t>(params[1]);
HandleError err;
EventInfo *pInfo;
HandleSecurity sec(pContext->GetIdentity(), g_pCoreIdent);
if ((err=handlesys->ReadHandle(hndl, g_EventManager.GetHandleType(), &sec, (void **)&pInfo))
!= HandleError_None)
{
return pContext->ThrowNativeError("Invalid game event handle %x (error %d)", hndl, err);
}
char *key;
pContext->LocalToString(params[2], &key);
char *defValue = NULL;
if (params[0] > 4)
{
pContext->LocalToString(params[5], &defValue);
}
const char *value = pInfo->pEvent->GetString(key, defValue ? defValue : "");
pContext->StringToLocalUTF8(params[3], params[4], value, NULL);
return 1;
}
static cell_t sm_SetEventBool(IPluginContext *pContext, const cell_t *params)
{
Handle_t hndl = static_cast<Handle_t>(params[1]);
HandleError err;
EventInfo *pInfo;
HandleSecurity sec(pContext->GetIdentity(), g_pCoreIdent);
if ((err=handlesys->ReadHandle(hndl, g_EventManager.GetHandleType(), &sec, (void **)&pInfo))
!= HandleError_None)
{
return pContext->ThrowNativeError("Invalid game event handle %x (error %d)", hndl, err);
}
char *key;
pContext->LocalToString(params[2], &key);
pInfo->pEvent->SetBool(key, params[3] ? true : false);
return 1;
}
static cell_t sm_SetEventInt(IPluginContext *pContext, const cell_t *params)
{
Handle_t hndl = static_cast<Handle_t>(params[1]);
HandleError err;
EventInfo *pInfo;
HandleSecurity sec(pContext->GetIdentity(), g_pCoreIdent);
if ((err=handlesys->ReadHandle(hndl, g_EventManager.GetHandleType(), &sec, (void **)&pInfo))
!= HandleError_None)
{
return pContext->ThrowNativeError("Invalid game event handle %x (error %d)", hndl, err);
}
char *key;
pContext->LocalToString(params[2], &key);
pInfo->pEvent->SetInt(key, params[3]);
return 1;
}
static cell_t sm_SetEventFloat(IPluginContext *pContext, const cell_t *params)
{
Handle_t hndl = static_cast<Handle_t>(params[1]);
HandleError err;
EventInfo *pInfo;
HandleSecurity sec(pContext->GetIdentity(), g_pCoreIdent);
if ((err=handlesys->ReadHandle(hndl, g_EventManager.GetHandleType(), &sec, (void **)&pInfo))
!= HandleError_None)
{
return pContext->ThrowNativeError("Invalid game event handle %x (error %d)", hndl, err);
}
char *key;
pContext->LocalToString(params[2], &key);
float value = sp_ctof(params[3]);
pInfo->pEvent->SetFloat(key, value);
return 1;
}
static cell_t sm_SetEventString(IPluginContext *pContext, const cell_t *params)
{
Handle_t hndl = static_cast<Handle_t>(params[1]);
HandleError err;
EventInfo *pInfo;
HandleSecurity sec(pContext->GetIdentity(), g_pCoreIdent);
if ((err=handlesys->ReadHandle(hndl, g_EventManager.GetHandleType(), &sec, (void **)&pInfo))
!= HandleError_None)
{
return pContext->ThrowNativeError("Invalid game event handle %x (error %d)", hndl, err);
}
char *key, *value;
pContext->LocalToString(params[2], &key);
pContext->LocalToString(params[3], &value);
pInfo->pEvent->SetString(key, value);
return 1;
}
static cell_t sm_SetEventBroadcast(IPluginContext *pContext, const cell_t *params)
{
Handle_t hndl = static_cast<Handle_t>(params[1]);
HandleError err;
EventInfo *pInfo;
HandleSecurity sec(pContext->GetIdentity(), g_pCoreIdent);
if ((err=handlesys->ReadHandle(hndl, g_EventManager.GetHandleType(), &sec, (void **)&pInfo))
!= HandleError_None)
{
return pContext->ThrowNativeError("Invalid game event handle %x (error %d)", hndl, err);
}
pInfo->bDontBroadcast = params[2] ? true : false;
return 1;
}
REGISTER_NATIVES(gameEventNatives)
{
{"HookEvent", sm_HookEvent},
{"HookEventEx", sm_HookEventEx},
{"UnhookEvent", sm_UnhookEvent},
{"CreateEvent", sm_CreateEvent},
{"FireEvent", sm_FireEvent},
{"CancelCreatedEvent", sm_CancelCreatedEvent},
{"GetEventName", sm_GetEventName},
{"GetEventBool", sm_GetEventBool},
{"GetEventInt", sm_GetEventInt},
{"GetEventFloat", sm_GetEventFloat},
{"GetEventString", sm_GetEventString},
{"SetEventBool", sm_SetEventBool},
{"SetEventInt", sm_SetEventInt},
{"SetEventFloat", sm_SetEventFloat},
{"SetEventString", sm_SetEventString},
{"SetEventBroadcast", sm_SetEventBroadcast},
// Transitional syntax support.
{"Event.Fire", sm_FireEvent},
{"Event.FireToClient", sm_FireEventToClient},
{"Event.Cancel", sm_CancelCreatedEvent},
{"Event.GetName", sm_GetEventName},
{"Event.GetBool", sm_GetEventBool},
{"Event.GetInt", sm_GetEventInt},
{"Event.GetFloat", sm_GetEventFloat},
{"Event.GetString", sm_GetEventString},
{"Event.SetBool", sm_SetEventBool},
{"Event.SetInt", sm_SetEventInt},
{"Event.SetFloat", sm_SetEventFloat},
{"Event.SetString", sm_SetEventString},
{"Event.BroadcastDisabled.set", sm_SetEventBroadcast},
{NULL, NULL}
};