331 lines
8.5 KiB
C++
331 lines
8.5 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 "common_logic.h"
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#include <ITextParsers.h>
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#include <ISourceMod.h>
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HandleType_t g_TypeSMC = 0;
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class ParseInfo : public ITextListener_SMC
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{
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public:
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ParseInfo()
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{
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parse_start = NULL;
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parse_end = NULL;
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new_section = NULL;
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key_value = NULL;
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end_section = NULL;
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raw_line = NULL;
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handle = 0;
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}
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public:
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void ReadSMC_ParseStart()
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{
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if (parse_start)
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{
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cell_t result;
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parse_start->PushCell(handle);
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parse_start->Execute(&result);
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}
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}
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void ReadSMC_ParseEnd(bool halted, bool failed)
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{
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if (parse_end)
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{
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cell_t result;
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parse_end->PushCell(handle);
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parse_end->PushCell(halted ? 1 : 0);
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parse_end->PushCell(failed ? 1 : 0);
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parse_end->Execute(&result);
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}
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}
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SMCResult ReadSMC_NewSection(const SMCStates *states, const char *name)
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{
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cell_t result = SMCResult_Continue;
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if (new_section)
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{
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new_section->PushCell(handle);
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new_section->PushString(name);
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new_section->PushCell(1);
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new_section->Execute(&result);
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}
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return (SMCResult)result;
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}
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SMCResult ReadSMC_KeyValue(const SMCStates *states, const char *key, const char *value)
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{
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cell_t result = SMCResult_Continue;
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if (key_value)
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{
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key_value->PushCell(handle);
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key_value->PushString(key);
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key_value->PushString(value);
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key_value->PushCell(1);
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key_value->PushCell(1);
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key_value->Execute(&result);
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}
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return (SMCResult)result;
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}
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SMCResult ReadSMC_LeavingSection(const SMCStates *states)
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{
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cell_t result = SMCResult_Continue;
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if (end_section)
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{
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end_section->PushCell(handle);
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end_section->Execute(&result);
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}
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return (SMCResult)result;
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}
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SMCResult ReadSMC_RawLine(const SMCStates *states, const char *line)
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{
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cell_t result = SMCResult_Continue;
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if (raw_line)
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{
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raw_line->PushCell(handle);
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raw_line->PushString(line);
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raw_line->PushCell(states->line);
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raw_line->Execute(&result);
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}
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return (SMCResult)result;
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}
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public:
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IPluginFunction *parse_start;
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IPluginFunction *parse_end;
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IPluginFunction *new_section;
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IPluginFunction *key_value;
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IPluginFunction *end_section;
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IPluginFunction *raw_line;
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Handle_t handle;
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};
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class TextParseGlobals :
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public SMGlobalClass,
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public IHandleTypeDispatch
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{
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public:
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void OnSourceModAllInitialized()
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{
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HandleAccess sec;
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/* These cannot be cloned, because they are locked to a specific plugin.
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* However, we let anyone read them because we don't care.
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*/
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handlesys->InitAccessDefaults(NULL, &sec);
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sec.access[HandleAccess_Clone] = HANDLE_RESTRICT_IDENTITY;
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sec.access[HandleAccess_Read] = 0;
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g_TypeSMC = handlesys->CreateType("SMCParser", this, 0, NULL, &sec, g_pCoreIdent, NULL);
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}
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void OnSourceModShutdown()
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{
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handlesys->RemoveType(g_TypeSMC, g_pCoreIdent);
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}
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void OnHandleDestroy(HandleType_t type, void *object)
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{
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ParseInfo *parse = (ParseInfo *)object;
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delete parse;
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}
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bool GetHandleApproxSize(HandleType_t type, void *object, unsigned int *pSize)
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{
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*pSize = sizeof(ParseInfo);
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return true;
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}
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};
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TextParseGlobals g_TextParseGlobals;
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static cell_t SMC_CreateParser(IPluginContext *pContext, const cell_t *params)
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{
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ParseInfo *pInfo = new ParseInfo();
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Handle_t hndl = handlesys->CreateHandle(g_TypeSMC, pInfo, pContext->GetIdentity(), g_pCoreIdent, NULL);
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/* Should never happen */
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if (!hndl)
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{
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delete pInfo;
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return 0;
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}
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pInfo->handle = hndl;
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return hndl;
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}
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static cell_t SMC_SetParseStart(IPluginContext *pContext, const cell_t *params)
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{
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Handle_t hndl = (Handle_t)params[1];
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HandleError err;
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ParseInfo *parse;
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HandleSecurity sec(pContext->GetIdentity(), g_pCoreIdent);
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if ((err=handlesys->ReadHandle(hndl, g_TypeSMC, &sec, (void **)&parse))
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!= HandleError_None)
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{
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return pContext->ThrowNativeError("Invalid SMC Parse Handle %x (error %d)", hndl, err);
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}
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parse->parse_start = pContext->GetFunctionById((funcid_t)params[2]);
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return 1;
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}
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static cell_t SMC_SetParseEnd(IPluginContext *pContext, const cell_t *params)
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{
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Handle_t hndl = (Handle_t)params[1];
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HandleError err;
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ParseInfo *parse;
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HandleSecurity sec(pContext->GetIdentity(), g_pCoreIdent);
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if ((err=handlesys->ReadHandle(hndl, g_TypeSMC, &sec, (void **)&parse))
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!= HandleError_None)
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{
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return pContext->ThrowNativeError("Invalid SMC Parse Handle %x (error %d)", hndl, err);
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}
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parse->parse_end = pContext->GetFunctionById((funcid_t)params[2]);
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return 1;
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}
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static cell_t SMC_SetReaders(IPluginContext *pContext, const cell_t *params)
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{
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Handle_t hndl = (Handle_t)params[1];
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HandleError err;
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ParseInfo *parse;
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HandleSecurity sec(pContext->GetIdentity(), g_pCoreIdent);
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if ((err=handlesys->ReadHandle(hndl, g_TypeSMC, &sec, (void **)&parse))
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!= HandleError_None)
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{
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return pContext->ThrowNativeError("Invalid SMC Parse Handle %x (error %d)", hndl, err);
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}
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parse->new_section = pContext->GetFunctionById((funcid_t)params[2]);
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parse->key_value = pContext->GetFunctionById((funcid_t)params[3]);
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parse->end_section = pContext->GetFunctionById((funcid_t)params[4]);
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return 1;
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}
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static cell_t SMC_SetRawLine(IPluginContext *pContext, const cell_t *params)
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{
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Handle_t hndl = (Handle_t)params[1];
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HandleError err;
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ParseInfo *parse;
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HandleSecurity sec(pContext->GetIdentity(), g_pCoreIdent);
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if ((err=handlesys->ReadHandle(hndl, g_TypeSMC, &sec, (void **)&parse))
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!= HandleError_None)
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{
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return pContext->ThrowNativeError("Invalid SMC Parse Handle %x (error %d)", hndl, err);
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}
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parse->raw_line = pContext->GetFunctionById((funcid_t)params[2]);
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return 1;
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}
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static cell_t SMC_ParseFile(IPluginContext *pContext, const cell_t *params)
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{
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Handle_t hndl = (Handle_t)params[1];
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HandleError err;
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ParseInfo *parse;
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HandleSecurity sec(pContext->GetIdentity(), g_pCoreIdent);
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if ((err=handlesys->ReadHandle(hndl, g_TypeSMC, &sec, (void **)&parse))
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!= HandleError_None)
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{
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return pContext->ThrowNativeError("Invalid SMC Parse Handle %x (error %d)", hndl, err);
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}
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char *file;
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pContext->LocalToString(params[2], &file);
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char path[PLATFORM_MAX_PATH];
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g_pSM->BuildPath(Path_Game, path, sizeof(path), "%s", file);
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SMCStates states;
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SMCError p_err = textparsers->ParseFile_SMC(path, parse, &states);
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cell_t *c_line, *c_col;
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pContext->LocalToPhysAddr(params[3], &c_line);
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pContext->LocalToPhysAddr(params[4], &c_col);
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*c_line = states.line;
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*c_col = states.col;
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return (cell_t)p_err;
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}
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static cell_t SMC_GetErrorString(IPluginContext *pContext, const cell_t *params)
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{
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const char *str = textparsers->GetSMCErrorString((SMCError)params[1]);
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if (!str)
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{
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return 0;
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}
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pContext->StringToLocal(params[2], params[3], str);
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return 1;
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}
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REGISTER_NATIVES(textNatives)
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{
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{"SMC_CreateParser", SMC_CreateParser},
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{"SMC_ParseFile", SMC_ParseFile},
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{"SMC_GetErrorString", SMC_GetErrorString},
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{"SMC_SetParseStart", SMC_SetParseStart},
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{"SMC_SetParseEnd", SMC_SetParseEnd},
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{"SMC_SetReaders", SMC_SetReaders},
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{"SMC_SetRawLine", SMC_SetRawLine},
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{NULL, NULL},
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};
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