dvander@1141: /**
dvander@1141:  * vim: set ts=4 :
ds@1330:  * =============================================================================
dvander@1231:  * SourceMod
ds@1947:  * Copyright (C) 2004-2008 AlliedModders LLC.  All rights reserved.
ds@1330:  * =============================================================================
dvander@1141:  *
ds@1330:  * This program is free software; you can redistribute it and/or modify it under
ds@1330:  * the terms of the GNU General Public License, version 3.0, as published by the
ds@1330:  * Free Software Foundation.
dvander@1231:  * 
ds@1330:  * This program is distributed in the hope that it will be useful, but WITHOUT
ds@1330:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
ds@1330:  * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
ds@1330:  * details.
dvander@1231:  *
ds@1330:  * You should have received a copy of the GNU General Public License along with
ds@1330:  * this program.  If not, see <http://www.gnu.org/licenses/>.
dvander@1231:  *
ds@1330:  * As a special exception, AlliedModders LLC gives you permission to link the
ds@1330:  * code of this program (as well as its derivative works) to "Half-Life 2," the
ds@1330:  * "Source Engine," the "SourcePawn JIT," and any Game MODs that run on software
ds@1330:  * by the Valve Corporation.  You must obey the GNU General Public License in
ds@1330:  * all respects for all other code used.  Additionally, AlliedModders LLC grants
ds@1330:  * this exception to all derivative works.  AlliedModders LLC defines further
ds@1330:  * exceptions, found in LICENSE.txt (as of this writing, version JULY-31-2007),
ds@1330:  * or <http://www.sourcemod.net/license.php>.
dvander@1141:  *
dvander@1141:  * Version: $Id$
dvander@1141:  */
dvander@1141: 
dvander@868: #include "sm_globals.h"
dvander@868: #include "Database.h"
dvander@1096: #include "sm_stringutil.h"
dvander@3872: #include "logic_bridge.h"
dvander@3872: #include "KeyValues.h"
dvander@3872: #include "sourcemod.h"
dvander@868: 
dvander@868: HandleType_t hStmtType;
dvander@868: 
john@3271: HandleType_t hCombinedQueryType;
john@3271: typedef struct
john@3271: {
john@3271: 	IQuery *query;
john@3271: 	IDatabase *db;
john@3271: } CombinedQuery;
john@3271: 
dvander@868: class DatabaseHelpers : 
dvander@868: 	public SMGlobalClass,
dvander@868: 	public IHandleTypeDispatch
dvander@868: {
dvander@868: public:
dvander@868: 	virtual void OnSourceModAllInitialized()
dvander@868: 	{
dvander@868: 		HandleAccess acc;
dvander@868: 
dvander@868: 		/* Disable cloning */
dvander@3872: 		handlesys->InitAccessDefaults(NULL, &acc);
dvander@868: 		acc.access[HandleAccess_Clone] = HANDLE_RESTRICT_OWNER|HANDLE_RESTRICT_IDENTITY;
dvander@868: 
dvander@868: 		TypeAccess tacc;
dvander@868: 
dvander@3872: 		handlesys->InitAccessDefaults(&tacc, NULL);
dvander@868: 		tacc.ident = g_pCoreIdent;
dvander@868: 
dvander@3872: 		hCombinedQueryType = handlesys->CreateType("IQuery", this, 0, &tacc, &acc, g_pCoreIdent, NULL);
dvander@3872: 		hStmtType = handlesys->CreateType("IPreparedQuery", this, 0, &tacc, &acc, g_pCoreIdent, NULL);
dvander@868: 	}
dvander@868: 
dvander@868: 	virtual void OnSourceModShutdown()
dvander@868: 	{
dvander@3872: 		handlesys->RemoveType(hStmtType, g_pCoreIdent);
dvander@3872: 		handlesys->RemoveType(hCombinedQueryType, g_pCoreIdent);
dvander@868: 	}
dvander@868: 
dvander@868: 	virtual void OnHandleDestroy(HandleType_t type, void *object)
dvander@868: 	{
john@3271: 		if (type == hCombinedQueryType)
dvander@868: 		{
john@3271: 			CombinedQuery *combined = (CombinedQuery *)object;
john@3271: 			combined->query->Destroy();
john@3271: 			delete combined;
dvander@868: 		} else if (type == hStmtType) {
dvander@868: 			IPreparedQuery *query = (IPreparedQuery *)object;
dvander@868: 			query->Destroy();
dvander@868: 		}
dvander@868: 	}
dvander@868: } s_DatabaseNativeHelpers;
dvander@868: 
dvander@868: //is this safe for stmt handles? i think since it's single inheritance, it always will be.
dvander@868: inline HandleError ReadQueryHndl(Handle_t hndl, IPluginContext *pContext, IQuery **query)
dvander@868: {
dvander@868: 	HandleSecurity sec;
john@3271: 	CombinedQuery *c;
dvander@868: 	sec.pOwner = pContext->GetIdentity();
dvander@868: 	sec.pIdentity = g_pCoreIdent;
dvander@868: 
john@3271: 	HandleError ret;
john@3271: 	
dvander@3872: 	if ((ret = handlesys->ReadHandle(hndl, hStmtType, &sec, (void **)query)) != HandleError_None)
john@3271: 	{
dvander@3872: 		ret = handlesys->ReadHandle(hndl, hCombinedQueryType, &sec, (void **)&c);
john@3271: 		if (ret == HandleError_None)
john@3271: 		{
john@3271: 			*query = c->query;
john@3271: 		}
john@3271: 	}
john@3271: 	return ret;
john@3271: }
john@3271: 
john@3271: inline HandleError ReadQueryAndDbHndl(Handle_t hndl, IPluginContext *pContext, IQuery **query, IDatabase **db)
john@3271: {
john@3271: 	HandleSecurity sec;
john@3271: 	CombinedQuery *c;
john@3271: 	sec.pOwner = pContext->GetIdentity();
john@3271: 	sec.pIdentity = g_pCoreIdent;
john@3271: 
dvander@3872: 	HandleError ret = handlesys->ReadHandle(hndl, hCombinedQueryType, &sec, (void **)&c);
john@3271: 	if (ret == HandleError_None)
john@3271: 	{
john@3271: 		*query = c->query;
john@3271: 		*db = c->db;
john@3271: 	}
john@3271: 	return ret;
dvander@868: }
dvander@868: 
dvander@868: inline HandleError ReadStmtHndl(Handle_t hndl, IPluginContext *pContext, IPreparedQuery **query)
dvander@868: {
dvander@868: 	HandleSecurity sec;
dvander@868: 	sec.pOwner = pContext->GetIdentity();
dvander@868: 	sec.pIdentity = g_pCoreIdent;
dvander@868: 
dvander@3872: 	return handlesys->ReadHandle(hndl, hStmtType, &sec, (void **)query);
dvander@868: }
dvander@868: 
dvander@868: inline HandleError ReadDbOrStmtHndl(Handle_t hndl, IPluginContext *pContext, IDatabase **db, IPreparedQuery **query)
dvander@868: {
dvander@868: 	HandleError err;
dvander@868: 	if ((err = g_DBMan.ReadHandle(hndl, DBHandle_Database, (void **)db)) == HandleError_Type)
dvander@868: 	{
dvander@868: 		*db = NULL;
dvander@868: 		return ReadStmtHndl(hndl, pContext, query);
dvander@868: 	}
dvander@868: 	return err;
dvander@868: }
dvander@868: 
dvander@1096: class TQueryOp : public IDBThreadOperation
dvander@1096: {
dvander@1096: public:
dvander@1096: 	TQueryOp(IDatabase *db, IPluginFunction *pf, const char *query, cell_t data) : 
dvander@1096: 	  m_pDatabase(db), m_pFunction(pf), m_Query(query), m_Data(data),
dvander@3872: 	  me(scripts->FindPluginByContext(pf->GetParentContext()->GetContext())),
dvander@1096: 	  m_pQuery(NULL)
dvander@1096: 	{
dvander@1096: 		/* We always increase the reference count because this is potentially
dvander@1096: 		 * asynchronous.  Otherwise the original handle could be closed while 
dvander@1096: 		 * we're still latched onto it.
dvander@1096: 		 */
dvander@1096: 		m_pDatabase->IncReferenceCount();
dvander@1096: 
dvander@1096: 		/* Now create our own Handle such that it can only be closed by us.
dvander@1096: 		 * We allow cloning just in case someone wants to hold onto it.
dvander@1096: 		 */
dvander@1096: 		HandleSecurity sec(me->GetIdentity(), g_pCoreIdent);
dvander@1096: 		HandleAccess access;
dvander@3872: 		handlesys->InitAccessDefaults(NULL, &access);
dvander@1096: 		access.access[HandleAccess_Delete] = HANDLE_RESTRICT_IDENTITY|HANDLE_RESTRICT_OWNER;
dvander@3872: 		m_MyHandle = handlesys->CreateHandleEx(g_DBMan.GetDatabaseType(),
dvander@1096: 			db,
dvander@1096: 			&sec,
dvander@1096: 			&access,
dvander@1096: 			NULL);
dvander@1096: 	}
dvander@1096: 	~TQueryOp()
dvander@1096: 	{
dvander@1096: 		if (m_pQuery)
dvander@1096: 		{
dvander@1096: 			m_pQuery->Destroy();
dvander@1096: 		}
dvander@1096: 
dvander@1096: 		/* Close our Handle if it's valid. */
dvander@1096: 		if (m_MyHandle != BAD_HANDLE)
dvander@1096: 		{
dvander@1096: 			HandleSecurity sec(me->GetIdentity(), g_pCoreIdent);
dvander@3872: 			handlesys->FreeHandle(m_MyHandle, &sec);
dvander@1096: 		} else {
dvander@1096: 			/* Otherwise, there is an open ref to the db */
dvander@1096: 			m_pDatabase->Close();
dvander@1096: 		}
dvander@1096: 	}
dvander@1157: 	IdentityToken_t *GetOwner()
dvander@1096: 	{
dvander@1157: 		return me->GetIdentity();
dvander@1096: 	}
dvander@1096: 	IDBDriver *GetDriver()
dvander@1096: 	{
dvander@1096: 		return m_pDatabase->GetDriver();
dvander@1096: 	}
dvander@1096: 	void RunThreadPart()
dvander@1096: 	{
dvander@1096: 		m_pDatabase->LockForFullAtomicOperation();
dvander@1096: 		m_pQuery = m_pDatabase->DoQuery(m_Query.c_str());
dvander@1096: 		if (!m_pQuery)
dvander@1096: 		{
dvander@1096: 			UTIL_Format(error, sizeof(error), "%s", m_pDatabase->GetError());
dvander@1096: 		}
dvander@1096: 		m_pDatabase->UnlockFromFullAtomicOperation();
dvander@1096: 	}
dvander@1096: 	void CancelThinkPart()
dvander@1096: 	{
dvander@1096: 		m_pFunction->PushCell(BAD_HANDLE);
dvander@1096: 		m_pFunction->PushCell(BAD_HANDLE);
dvander@1096: 		m_pFunction->PushString("Driver is unloading");
dvander@1096: 		m_pFunction->PushCell(m_Data);
dvander@1096: 		m_pFunction->Execute(NULL);
dvander@1096: 	}
dvander@1096: 	void RunThinkPart()
dvander@1096: 	{
dvander@1096: 		/* Create a Handle for our query */
dvander@1096: 		HandleSecurity sec(me->GetIdentity(), g_pCoreIdent);
dvander@1096: 		HandleAccess access;
dvander@3872: 		handlesys->InitAccessDefaults(NULL, &access);
dvander@1096: 		access.access[HandleAccess_Delete] = HANDLE_RESTRICT_IDENTITY|HANDLE_RESTRICT_OWNER;
dvander@1096: 
dvander@1096: 		Handle_t qh = BAD_HANDLE;
dvander@1096: 		
dvander@1096: 		if (m_pQuery)
dvander@1096: 		{
john@3271: 			CombinedQuery *c = new CombinedQuery;
john@3271: 			c->query = m_pQuery;
john@3271: 			c->db = m_pDatabase;
john@3271: 			
dvander@3872: 			qh = handlesys->CreateHandle(hCombinedQueryType, c, me->GetIdentity(), g_pCoreIdent, NULL);
dvander@1096: 			if (qh != BAD_HANDLE)
dvander@1096: 			{
dvander@1096: 				m_pQuery = NULL;
dvander@1096: 			} else {
dvander@1096: 				UTIL_Format(error, sizeof(error), "Could not alloc handle");
john@3271: 				delete c;
dvander@1096: 			}
dvander@1096: 		}
dvander@1096: 
dvander@1096: 		m_pFunction->PushCell(m_MyHandle);
dvander@1096: 		m_pFunction->PushCell(qh);
dvander@1096: 		m_pFunction->PushString(qh == BAD_HANDLE ? error : "");
dvander@1096: 		m_pFunction->PushCell(m_Data);
dvander@1096: 		m_pFunction->Execute(NULL);
dvander@1096: 
dvander@1096: 		if (qh != BAD_HANDLE)
dvander@1096: 		{
dvander@3872: 			handlesys->FreeHandle(qh, &sec);
dvander@1096: 		}
dvander@1157: 	}
dvander@1157: 	void Destroy()
dvander@1157: 	{
dvander@1096: 		delete this;
dvander@1096: 	}
dvander@1096: private:
dvander@1096: 	IDatabase *m_pDatabase;
dvander@1096: 	IPluginFunction *m_pFunction;
dvander@1096: 	String m_Query;
dvander@1096: 	cell_t m_Data;
dvander@3872: 	IPlugin *me;
dvander@1096: 	IQuery *m_pQuery;
dvander@1096: 	char error[255];
dvander@1096: 	Handle_t m_MyHandle;
dvander@1096: };
dvander@1096: 
dvander@1096: class TConnectOp : public IDBThreadOperation
dvander@1096: {
dvander@1096: public:
dvander@1317: 	TConnectOp(IPluginFunction *func, IDBDriver *driver, const char *_dbname, cell_t data)
dvander@1096: 	{
dvander@1096: 		m_pFunction = func;
dvander@1096: 		m_pDriver = driver;
dvander@1096: 		m_pDatabase = NULL;
dvander@1317: 		m_Data = data;
dvander@1096: 		error[0] = '\0';
dvander@1096: 		strncopy(dbname, _dbname, sizeof(dbname));
dvander@3872: 		me = scripts->FindPluginByContext(m_pFunction->GetParentContext()->GetContext());
dvander@1096: 	}
dvander@1157: 	IdentityToken_t *GetOwner()
dvander@1096: 	{
dvander@1157: 		return me->GetIdentity();
dvander@1096: 	}
dvander@1096: 	IDBDriver *GetDriver()
dvander@1096: 	{
dvander@1096: 		return m_pDriver;
dvander@1096: 	}
dvander@1096: 	void RunThreadPart()
dvander@1096: 	{
dvander@1096: 		g_DBMan.LockConfig();
dvander@1096: 		const DatabaseInfo *pInfo = g_DBMan.FindDatabaseConf(dbname);
dvander@1096: 		if (!pInfo)
dvander@1096: 		{
dvander@1096: 			UTIL_Format(error, sizeof(error), "Could not find database config \"%s\"", dbname);
dvander@1096: 		} else {
dvander@1096: 			m_pDatabase = m_pDriver->Connect(pInfo, false, error, sizeof(error));
dvander@1096: 		}
dvander@1096: 		g_DBMan.UnlockConfig();
dvander@1096: 	}
dvander@1096: 	void CancelThinkPart()
dvander@1096: 	{
dvander@1096: 		if (m_pDatabase)
dvander@1096: 		{
dvander@1096: 			m_pDatabase->Close();
dvander@1096: 		}
dvander@1096: 		m_pFunction->PushCell(BAD_HANDLE);
dvander@1096: 		m_pFunction->PushCell(BAD_HANDLE);
dvander@1096: 		m_pFunction->PushString("Driver is unloading");
dvander@1317: 		m_pFunction->PushCell(m_Data);
dvander@1096: 		m_pFunction->Execute(NULL);
dvander@1096: 	}
dvander@1096: 	void RunThinkPart()
dvander@1096: 	{
dvander@1096: 		Handle_t hndl = BAD_HANDLE;
dvander@1096: 		
dvander@1096: 		if (m_pDatabase)
dvander@1096: 		{
dvander@1096: 			if ((hndl = g_DBMan.CreateHandle(DBHandle_Database, m_pDatabase, me->GetIdentity()))
dvander@1096: 				== BAD_HANDLE)
dvander@1096: 			{
dvander@1096: 				m_pDatabase->Close();
dvander@1096: 				UTIL_Format(error, sizeof(error), "Unable to allocate Handle");
dvander@1096: 			}
dvander@1096: 		}
dvander@1096: 
dvander@1096: 		m_pFunction->PushCell(m_pDriver->GetHandle());
dvander@1096: 		m_pFunction->PushCell(hndl);
dvander@1100: 		m_pFunction->PushString(hndl == BAD_HANDLE ? error : "");
dvander@1317: 		m_pFunction->PushCell(m_Data);
dvander@1096: 		m_pFunction->Execute(NULL);
dvander@1157: 	}
dvander@1157: 	void Destroy()
dvander@1157: 	{
dvander@1096: 		delete this;
dvander@1096: 	}
dvander@1096: private:
dvander@3872: 	IPlugin *me;
dvander@1096: 	IPluginFunction *m_pFunction;
dvander@1096: 	IDBDriver *m_pDriver;
dvander@1096: 	IDatabase *m_pDatabase;
dvander@1096: 	char dbname[64];
dvander@1096: 	char error[255];
dvander@1317: 	cell_t m_Data;
dvander@1096: };
dvander@1096: 
dvander@868: static cell_t SQL_Connect(IPluginContext *pContext, const cell_t *params)
dvander@868: {
dvander@868: 	char *conf, *err;
dvander@868: 
dvander@868: 	size_t maxlength = (size_t)params[4];
dvander@868: 	bool persistent = params[2] ? true : false;
dvander@868: 	pContext->LocalToString(params[1], &conf);
dvander@868: 	pContext->LocalToString(params[3], &err);
dvander@868: 	
dvander@868: 	IDBDriver *driver;
dvander@868: 	IDatabase *db;
dvander@868: 	if (!g_DBMan.Connect(conf, &driver, &db, persistent, err, maxlength))
dvander@868: 	{
dvander@868: 		return BAD_HANDLE;
dvander@868: 	}
dvander@868: 
dvander@875: 	Handle_t hndl = g_DBMan.CreateHandle(DBHandle_Database, db, pContext->GetIdentity());
dvander@875: 	if (!hndl)
dvander@875: 	{
dvander@875: 		db->Close();
dvander@875: 		return BAD_HANDLE;
dvander@875: 	}
dvander@875: 
dvander@868: 	/* HACK! Add us to the dependency list */
dvander@3872: 	IExtension *pExt = extsys->GetExtensionFromIdent(driver->GetIdentity());
dvander@868: 	if (pExt)
dvander@868: 	{
dvander@3872: 		extsys->BindChildPlugin(pExt, scripts->FindPluginByContext(pContext->GetContext()));
dvander@868: 	}
dvander@868: 
dvander@875: 	return hndl;
dvander@868: }
dvander@868: 
dvander@1096: static cell_t SQL_TConnect(IPluginContext *pContext, const cell_t *params)
dvander@1096: {
dvander@1096: 	IPluginFunction *pf = pContext->GetFunctionById(params[1]);
dvander@1096: 	if (!pf)
dvander@1096: 	{
dvander@1096: 		return pContext->ThrowNativeError("Function id %x is invalid", params[1]);
dvander@1096: 	}
dvander@1096: 
dvander@1096: 	char *conf;
dvander@1096: 	pContext->LocalToString(params[2], &conf);
dvander@1096: 
dvander@1096: 	IDBDriver *driver = NULL;
dvander@1096: 	const DatabaseInfo *pInfo = g_DBMan.FindDatabaseConf(conf);
dvander@1096: 	char error[255];
dvander@1096: 	if (pInfo != NULL)
dvander@1096: 	{
dvander@1096: 		if (pInfo->driver[0] == '\0')
dvander@1096: 		{
dvander@1096: 			driver = g_DBMan.GetDefaultDriver();
dvander@1096: 		} else {
dvander@1096: 			driver = g_DBMan.FindOrLoadDriver(pInfo->driver);
dvander@1096: 		}
dvander@1096: 		if (!driver)
dvander@1096: 		{
dvander@1096: 			UTIL_Format(error, 
dvander@1096: 				sizeof(error), 
dvander@1096: 				"Could not find driver \"%s\"", 
dvander@1096: 				pInfo->driver[0] == '\0' ? g_DBMan.GetDefaultDriverName() : pInfo->driver);
dvander@1096: 		} else if (!driver->IsThreadSafe()) {
dvander@1096: 			UTIL_Format(error,
dvander@1096: 				sizeof(error),
dvander@1096: 				"Driver \"%s\" is not thread safe!",
dvander@1096: 				driver->GetIdentifier());
dvander@1096: 		}
dvander@1096: 	} else {
dvander@1096: 		UTIL_Format(error, sizeof(error), "Could not find database conf \"%s\"", conf);
dvander@1096: 	}
dvander@1096: 
dvander@1096: 	if (!pInfo || !driver)
dvander@1096: 	{
dvander@1096: 		pf->PushCell(BAD_HANDLE);
dvander@1096: 		pf->PushCell(BAD_HANDLE);
dvander@1096: 		pf->PushString(error);
dvander@1096: 		pf->PushCell(0);
dvander@1096: 		pf->Execute(NULL);
dvander@1096: 		return 0;
dvander@1096: 	}
dvander@1096: 
dvander@1096: 	/* HACK! Add us to the dependency list */
dvander@3872: 	IExtension *pExt = extsys->GetExtensionFromIdent(driver->GetIdentity());
dvander@1096: 	if (pExt)
dvander@1096: 	{
dvander@3872: 		extsys->BindChildPlugin(pExt, scripts->FindPluginByContext(pContext->GetContext()));
dvander@1096: 	}
dvander@1096: 
dvander@1096: 	/* Finally, add to the thread if we can */
dvander@1317: 	TConnectOp *op = new TConnectOp(pf, driver, conf, params[3]);
dvander@3872: 	IPlugin *pPlugin = scripts->FindPluginByContext(pContext->GetContext());
dvander@1096: 	if (pPlugin->GetProperty("DisallowDBThreads", NULL)
dvander@1096: 		|| !g_DBMan.AddToThreadQueue(op, PrioQueue_High))
dvander@1096: 	{
dvander@1096: 		/* Do everything right now */
dvander@1096: 		op->RunThreadPart();
dvander@1096: 		op->RunThinkPart();
dvander@1157: 		op->Destroy();
dvander@1096: 	}
dvander@1096: 
dvander@1096: 	return 1;
dvander@1096: }
dvander@1096: 
dvander@868: static cell_t SQL_ConnectEx(IPluginContext *pContext, const cell_t *params)
dvander@868: {
dvander@868: 	IDBDriver *driver;
dvander@868: 	if (params[1] == BAD_HANDLE)
dvander@868: 	{
dvander@868: 		if ((driver = g_DBMan.GetDefaultDriver()) == NULL)
dvander@868: 		{
dvander@868: 			return pContext->ThrowNativeError("Could not find any default driver");
dvander@868: 		}
dvander@868: 	} else {
dvander@868: 		HandleError err;
dvander@868: 		if ((err = g_DBMan.ReadHandle(params[1], DBHandle_Driver, (void **)&driver))
dvander@868: 			!= HandleError_None)
dvander@868: 		{
dvander@868: 			return pContext->ThrowNativeError("Invalid driver Handle %x (error: %d)", params[1], err);
dvander@868: 		}
dvander@868: 	}
dvander@868:  
dvander@868: 	char *host, *user, *pass, *database, *error;
dvander@868: 	size_t maxlength = (size_t)params[7];
dvander@868: 	bool persistent = params[8] ? true : false;
dvander@868: 	unsigned int port = params[9];
dvander@868: 	unsigned int maxTimeout = params[10];
dvander@868: 	pContext->LocalToString(params[2], &host);
dvander@868: 	pContext->LocalToString(params[3], &user);
dvander@868: 	pContext->LocalToString(params[4], &pass);
dvander@868: 	pContext->LocalToString(params[5], &database);
dvander@868: 	pContext->LocalToString(params[6], &error);
dvander@868: 
dvander@868: 	DatabaseInfo info;
dvander@868: 	info.database = database;
dvander@868: 	info.driver = driver->GetIdentifier();
dvander@868: 	info.host = host;
dvander@868: 	info.maxTimeout = maxTimeout;
dvander@868: 	info.pass = pass;
dvander@868: 	info.port = port;
dvander@868: 	info.user = user;
dvander@868: 	
dvander@868: 	IDatabase *db = driver->Connect(&info, persistent, error, maxlength);
dvander@868: 
dvander@868: 	if (db)
dvander@868: 	{
dvander@875: 		Handle_t hndl = g_DBMan.CreateHandle(DBHandle_Database, db, pContext->GetIdentity());
dvander@875: 		if (!hndl)
dvander@875: 		{
dvander@875: 			db->Close();
dvander@875: 			return BAD_HANDLE;
dvander@875: 		}
dvander@875: 
dvander@868: 		/* HACK! Add us to the dependency list */
dvander@3872: 		IExtension *pExt = extsys->GetExtensionFromIdent(driver->GetIdentity());
dvander@868: 		if (pExt)
dvander@868: 		{
dvander@3872: 			extsys->BindChildPlugin(pExt, scripts->FindPluginByContext(pContext->GetContext()));
dvander@868: 		}
dvander@868: 
dvander@875: 		return hndl;
dvander@868: 	}
dvander@868: 	
dvander@868: 	return BAD_HANDLE;
dvander@868: }
dvander@868: 
dvander@868: static cell_t SQL_GetDriverIdent(IPluginContext *pContext, const cell_t *params)
dvander@868: {
dvander@868: 	IDBDriver *driver;
dvander@868: 	if (params[1] == BAD_HANDLE)
dvander@868: 	{
dvander@868: 		if ((driver = g_DBMan.GetDefaultDriver()) == NULL)
dvander@868: 		{
dvander@868: 			return pContext->ThrowNativeError("Could not find any default driver");
dvander@868: 		}
dvander@868: 	} else {
dvander@868: 		HandleError err;
dvander@868: 		if ((err = g_DBMan.ReadHandle(params[1], DBHandle_Driver, (void **)&driver))
dvander@868: 			!= HandleError_None)
dvander@868: 		{
dvander@868: 			return pContext->ThrowNativeError("Invalid driver Handle %x (error: %d)", params[1], err);
dvander@868: 		}
dvander@868: 	}
dvander@868: 
dvander@868: 	pContext->StringToLocalUTF8(params[2], params[3], driver->GetIdentifier(), NULL);
dvander@868: 
dvander@868: 	return 1;
dvander@868: }
dvander@868: 
dvander@868: static cell_t SQL_GetDriver(IPluginContext *pContext, const cell_t *params)
dvander@868: {
dvander@868: 	char *name;
dvander@868: 	pContext->LocalToString(params[1], &name);
dvander@868: 
dvander@868: 	IDBDriver *driver = NULL;
dvander@868: 	if (name[0] == '\0')
dvander@868: 	{
dvander@868: 		driver = g_DBMan.GetDefaultDriver();
dvander@868: 	} else {
dvander@868: 		driver = g_DBMan.FindOrLoadDriver(name);
dvander@868: 	}
dvander@868: 
dvander@868: 	return (driver != NULL) ? driver->GetHandle() : BAD_HANDLE;
dvander@868: }
dvander@868: 
dvander@868: static cell_t SQL_GetDriverProduct(IPluginContext *pContext, const cell_t *params)
dvander@868: {
dvander@868: 	IDBDriver *driver;
dvander@868: 	if (params[1] == BAD_HANDLE)
dvander@868: 	{
dvander@868: 		if ((driver = g_DBMan.GetDefaultDriver()) == NULL)
dvander@868: 		{
dvander@868: 			return pContext->ThrowNativeError("Could not find any default driver");
dvander@868: 		}
dvander@868: 	} else {
dvander@868: 		HandleError err;
dvander@868: 		if ((err = g_DBMan.ReadHandle(params[1], DBHandle_Driver, (void **)&driver))
dvander@868: 			!= HandleError_None)
dvander@868: 		{
dvander@868: 			return pContext->ThrowNativeError("Invalid driver Handle %x (error: %d)", params[1], err);
dvander@868: 		}
dvander@868: 	}
dvander@868: 
dvander@868: 	pContext->StringToLocalUTF8(params[2], params[3], driver->GetProductName(), NULL);
dvander@868: 
dvander@868: 	return 1;
dvander@868: }
dvander@868: 
dvander@868: static cell_t SQL_GetAffectedRows(IPluginContext *pContext, const cell_t *params)
dvander@868: {
dvander@868: 	IDatabase *db = NULL;
dvander@868: 	IPreparedQuery *stmt = NULL;
john@3271: 	IQuery *query = NULL;
dvander@868: 	HandleError err;
dvander@868: 
john@3271: 	if (((err = ReadDbOrStmtHndl(params[1], pContext, &db, &stmt)) != HandleError_None)
john@3271: 		&& ((err = ReadQueryAndDbHndl(params[1], pContext, &query, &db)) != HandleError_None))
dvander@868: 	{
john@3271: 		return pContext->ThrowNativeError("Invalid statement, db, or query Handle %x (error: %d)", params[1], err);
dvander@868: 	}
dvander@868: 
john@3271: 
john@3271: 	if (stmt)
john@3271: 	{
john@3271: 		return stmt->GetAffectedRows();
john@3271: 	}
john@3271: 	else if (query)
john@3271: 	{
john@3271: 		return db->GetAffectedRowsForQuery(query);
john@3271: 	}
john@3271: 	else if (db)
dvander@868: 	{
dvander@868: 		return db->GetAffectedRows();
dvander@868: 	}
dvander@868: 
john@3271: 	return pContext->ThrowNativeError("Unknown error reading db/stmt/query handles");
dvander@868: }
dvander@868: 
dvander@868: static cell_t SQL_GetInsertId(IPluginContext *pContext, const cell_t *params)
dvander@868: {
dvander@868: 	IDatabase *db = NULL;
john@3271: 	IQuery *query = NULL;
dvander@868: 	IPreparedQuery *stmt = NULL;
dvander@868: 	HandleError err;
dvander@868: 
john@3271: 	if (((err = ReadDbOrStmtHndl(params[1], pContext, &db, &stmt)) != HandleError_None)
john@3271: 		&& ((err = ReadQueryAndDbHndl(params[1], pContext, &query, &db)) != HandleError_None))
dvander@868: 	{
john@3271: 		return pContext->ThrowNativeError("Invalid statement, db, or query Handle %x (error: %d)", params[1], err);
dvander@868: 	}
dvander@868: 
john@3271: 	if (query)
john@3271: 	{
john@3271: 		return db->GetInsertIDForQuery(query);
john@3271: 	}
john@3271: 	else if (db)
dvander@868: 	{
dvander@868: 		return db->GetInsertID();
john@3271: 	}
john@3271: 	else if (stmt)
john@3271: 	{
dvander@868: 		return stmt->GetInsertID();
dvander@868: 	}
dvander@868: 
john@3271: 	return pContext->ThrowNativeError("Unknown error reading db/stmt/query handles");
dvander@868: }
dvander@868: 
dvander@868: static cell_t SQL_GetError(IPluginContext *pContext, const cell_t *params)
dvander@868: {
dvander@868: 	IDatabase *db = NULL;
dvander@868: 	IPreparedQuery *stmt = NULL;
dvander@868: 	HandleError err;
dvander@868: 
dvander@868: 	if ((err = ReadDbOrStmtHndl(params[1], pContext, &db, &stmt)) != HandleError_None)
dvander@868: 	{
dvander@868: 		return pContext->ThrowNativeError("Invalid statement or db Handle %x (error: %d)", params[1], err);
dvander@868: 	}
dvander@868: 
dvander@868: 	const char *error = "";
dvander@868: 	if (db)
dvander@868: 	{
dvander@868: 		error = db->GetError();
dvander@868: 	} else if (stmt) {
dvander@868: 		error = stmt->GetError();
dvander@868: 	}
dvander@868: 
dvander@868: 	if (error[0] == '\0')
dvander@868: 	{
dvander@868: 		return false;
dvander@868: 	}
dvander@868: 
dvander@868: 	pContext->StringToLocalUTF8(params[2], params[3], error, NULL);
dvander@868: 
dvander@868: 	return 1;
dvander@868: }
dvander@868: 
dvander@868: static cell_t SQL_QuoteString(IPluginContext *pContext, const cell_t *params)
dvander@868: {
fyrenmoo@3376: 	IDatabase *db = NULL;
fyrenmoo@3376: 	HandleError err;
dvander@868: 
fyrenmoo@3376: 	if ((err = g_DBMan.ReadHandle(params[1], DBHandle_Database, (void **)&db))
dvander@868: 		!= HandleError_None)
dvander@868: 	{
dvander@868: 		return pContext->ThrowNativeError("Invalid database Handle %x (error: %d)", params[1], err);
dvander@868: 	}
dvander@868: 
dvander@868: 	char *input, *output;
fyrenmoo@3376: 	size_t maxlength = (size_t)params[4];
dvander@868: 	pContext->LocalToString(params[2], &input);
dvander@868: 	pContext->LocalToString(params[3], &output);
dvander@868: 
dvander@868: 	size_t written;
fyrenmoo@3376: 	bool s = db->QuoteString(input, output, maxlength, &written);
dvander@868: 
dvander@868: 	cell_t *addr;
dvander@868: 	pContext->LocalToPhysAddr(params[5], &addr);
dvander@868: 	*addr = (cell_t)written;
dvander@868: 
dvander@868: 	return s ? 1 : 0;
dvander@868: }
dvander@868: 
dvander@868: static cell_t SQL_FastQuery(IPluginContext *pContext, const cell_t *params)
dvander@868: {
dvander@868: 	IDatabase *db = NULL;
dvander@868: 	HandleError err;
dvander@868: 
dvander@868: 	if ((err = g_DBMan.ReadHandle(params[1], DBHandle_Database, (void **)&db))
dvander@868: 		!= HandleError_None)
dvander@868: 	{
dvander@868: 		return pContext->ThrowNativeError("Invalid database Handle %x (error: %d)", params[1], err);
dvander@868: 	}
dvander@868: 
dvander@868: 	char *query;
dvander@868: 	pContext->LocalToString(params[2], &query);
dvander@868: 
dvander@1912: 	if (params[0] >= 3 && params[3] != -1)
dvander@1912: 	{
dvander@1912: 		return db->DoSimpleQueryEx(query, params[3]) ? 1 : 0;
dvander@1912: 	}
dvander@1912: 
dvander@868: 	return db->DoSimpleQuery(query) ? 1 : 0;
dvander@868: }
dvander@868: 
dvander@868: static cell_t SQL_Query(IPluginContext *pContext, const cell_t *params)
dvander@868: {
dvander@868: 	IDatabase *db = NULL;
dvander@868: 	HandleError err;
dvander@868: 
dvander@868: 	if ((err = g_DBMan.ReadHandle(params[1], DBHandle_Database, (void **)&db))
dvander@868: 		!= HandleError_None)
dvander@868: 	{
dvander@868: 		return pContext->ThrowNativeError("Invalid database Handle %x (error: %d)", params[1], err);
dvander@868: 	}
dvander@868: 
dvander@868: 	char *query;
dvander@868: 	pContext->LocalToString(params[2], &query);
dvander@868: 
dvander@1912: 	IQuery *qr;
dvander@1912: 	
dvander@1912: 	if (params[0] >= 3 && params[3] != -1)
dvander@1912: 	{
dvander@1912: 		qr = db->DoQueryEx(query, params[3]);
dvander@1912: 	}
dvander@1912: 	else
dvander@1912: 	{
dvander@1912: 		qr = db->DoQuery(query);
dvander@1912: 	}
dvander@868: 
dvander@868: 	if (!qr)
dvander@868: 	{
dvander@868: 		return BAD_HANDLE;
dvander@868: 	}
dvander@868: 
john@3271: 	CombinedQuery *c = new CombinedQuery;
john@3271: 	c->query = qr;
john@3271: 	c->db = db;
dvander@3872: 	Handle_t hndl = handlesys->CreateHandle(hCombinedQueryType, c, pContext->GetIdentity(), g_pCoreIdent, NULL);
dvander@868: 	if (hndl == BAD_HANDLE)
dvander@868: 	{
dvander@868: 		qr->Destroy();
john@3271: 		delete c;
dvander@868: 		return BAD_HANDLE;
dvander@868: 	}
dvander@868: 
dvander@868: 	return hndl;
dvander@868: }
dvander@868: 
dvander@1096: static cell_t SQL_TQuery(IPluginContext *pContext, const cell_t *params)
dvander@1096: {
dvander@1096: 	IDatabase *db = NULL;
dvander@1096: 	HandleError err;
dvander@1096: 
dvander@1096: 	if ((err = g_DBMan.ReadHandle(params[1], DBHandle_Database, (void **)&db))
dvander@1096: 		!= HandleError_None)
dvander@1096: 	{
dvander@1096: 		return pContext->ThrowNativeError("Invalid database Handle %x (error: %d)", params[1], err);
dvander@1096: 	}
dvander@1096: 
dvander@1101: 	if (!db->GetDriver()->IsThreadSafe())
dvander@1101: 	{
dvander@1101: 		return pContext->ThrowNativeError("Driver \"%s\" is not thread safe!", db->GetDriver()->GetIdentifier());
dvander@1101: 	}
dvander@1101: 
dvander@1096: 	IPluginFunction *pf = pContext->GetFunctionById(params[2]);
dvander@1096: 	if (!pf)
dvander@1096: 	{
dvander@1096: 		return pContext->ThrowNativeError("Function id %x is invalid", params[2]);
dvander@1096: 	}
dvander@1096: 
dvander@1096: 	char *query;
dvander@1096: 	pContext->LocalToString(params[3], &query);
dvander@1096: 
dvander@1096: 	cell_t data = params[4];
dvander@1096: 	PrioQueueLevel level = PrioQueue_Normal;
dvander@1096: 	if (params[5] == (cell_t)PrioQueue_High)
dvander@1096: 	{
dvander@1096: 		level = PrioQueue_High;
dvander@1096: 	} else if (params[5] == (cell_t)PrioQueue_Low) {
dvander@1096: 		level = PrioQueue_Low;
dvander@1096: 	}
dvander@1096: 
dvander@3872: 	IPlugin *pPlugin = scripts->FindPluginByContext(pContext->GetContext());
dvander@1096: 
dvander@1096: 	TQueryOp *op = new TQueryOp(db, pf, query, data);
dvander@1096: 	if (pPlugin->GetProperty("DisallowDBThreads", NULL)
dvander@1096: 		|| !g_DBMan.AddToThreadQueue(op, level))
dvander@1096: 	{
dvander@1096: 		/* Do everything right now */
dvander@1096: 		op->RunThreadPart();
dvander@1096: 		op->RunThinkPart();
dvander@1157: 		op->Destroy();
dvander@1096: 	}
dvander@1096: 
dvander@1096: 	return 1;
dvander@1096: }
dvander@1096: 
dvander@1096: static cell_t SQL_LockDatabase(IPluginContext *pContext, const cell_t *params)
dvander@1096: {
dvander@1096: 	IDatabase *db = NULL;
dvander@1096: 	HandleError err;
dvander@1096: 
dvander@1096: 	if ((err = g_DBMan.ReadHandle(params[1], DBHandle_Database, (void **)&db))
dvander@1096: 		!= HandleError_None)
dvander@1096: 	{
dvander@1096: 		return pContext->ThrowNativeError("Invalid database Handle %x (error: %d)", params[1], err);
dvander@1096: 	}
dvander@1096: 
dvander@1096: 	db->LockForFullAtomicOperation();
dvander@1096: 
dvander@1096: 	return 1;
dvander@1096: }
dvander@1096: 
dvander@1096: static cell_t SQL_UnlockDatabase(IPluginContext *pContext, const cell_t *params)
dvander@1096: {
dvander@1096: 	IDatabase *db = NULL;
dvander@1096: 	HandleError err;
dvander@1096: 
dvander@1096: 	if ((err = g_DBMan.ReadHandle(params[1], DBHandle_Database, (void **)&db))
dvander@1096: 		!= HandleError_None)
dvander@1096: 	{
dvander@1096: 		return pContext->ThrowNativeError("Invalid database Handle %x (error: %d)", params[1], err);
dvander@1096: 	}
dvander@1096: 
dvander@1096: 	db->UnlockFromFullAtomicOperation();
dvander@1096: 
dvander@1096: 	return 1;
dvander@1096: }
dvander@1096: 
dvander@868: static cell_t SQL_PrepareQuery(IPluginContext *pContext, const cell_t *params)
dvander@868: {
dvander@868: 	IDatabase *db = NULL;
dvander@868: 	HandleError err;
dvander@868: 
dvander@868: 	if ((err = g_DBMan.ReadHandle(params[1], DBHandle_Database, (void **)&db))
dvander@868: 		!= HandleError_None)
dvander@868: 	{
dvander@868: 		return pContext->ThrowNativeError("Invalid database Handle %x (error: %d)", params[1], err);
dvander@868: 	}
dvander@868: 
dvander@868: 	char *query, *error;
dvander@868: 	size_t maxlength = (size_t)params[4];
dvander@868: 	pContext->LocalToString(params[2], &query);
dvander@868: 	pContext->LocalToString(params[3], &error);
dvander@868: 
dvander@868: 	IPreparedQuery *qr = db->PrepareQuery(query, error, maxlength);
dvander@868: 
dvander@868: 	if (!qr)
dvander@868: 	{
dvander@868: 		return BAD_HANDLE;
dvander@868: 	}
dvander@868: 
dvander@3872: 	Handle_t hndl = handlesys->CreateHandle(hStmtType, qr, pContext->GetIdentity(), g_pCoreIdent, NULL);
dvander@868: 	if (hndl == BAD_HANDLE)
dvander@868: 	{
dvander@868: 		qr->Destroy();
dvander@868: 		return BAD_HANDLE;
dvander@868: 	}
dvander@868: 
dvander@868: 	return hndl;
dvander@868: }
dvander@868: 
dvander@868: static cell_t SQL_FetchMoreResults(IPluginContext *pContext, const cell_t *params)
dvander@868: {
dvander@868: 	IQuery *query;
dvander@868: 	HandleError err;
dvander@868: 
dvander@868: 	if ((err = ReadQueryHndl(params[1], pContext, &query)) != HandleError_None)
dvander@868: 	{
dvander@868: 		return pContext->ThrowNativeError("Invalid query Handle %x (error: %d)", params[1], err);
dvander@868: 	}
dvander@868: 
dvander@868: 	return query->FetchMoreResults() ? 1 : 0;
dvander@868: }
dvander@868: 
dvander@868: static cell_t SQL_HasResultSet(IPluginContext *pContext, const cell_t *params)
dvander@868: {
dvander@868: 	IQuery *query;
dvander@868: 	HandleError err;
dvander@868: 
dvander@868: 	if ((err = ReadQueryHndl(params[1], pContext, &query)) != HandleError_None)
dvander@868: 	{
dvander@868: 		return pContext->ThrowNativeError("Invalid query Handle %x (error: %d)", params[1], err);
dvander@868: 	}
dvander@868: 
dvander@868: 	return query->GetResultSet() != NULL ? true : false;
dvander@868: }
dvander@868: 
dvander@868: static cell_t SQL_GetRowCount(IPluginContext *pContext, const cell_t *params)
dvander@868: {
dvander@868: 	IQuery *query;
dvander@868: 	HandleError err;
dvander@868: 
dvander@868: 	if ((err = ReadQueryHndl(params[1], pContext, &query)) != HandleError_None)
dvander@868: 	{
dvander@868: 		return pContext->ThrowNativeError("Invalid query Handle %x (error: %d)", params[1], err);
dvander@868: 	}
dvander@868: 
dvander@868: 	IResultSet *rs = query->GetResultSet();
dvander@868: 	if (!rs)
dvander@868: 	{
dvander@868: 		return 0;
dvander@868: 	}
dvander@868: 
dvander@868: 	return rs->GetRowCount();
dvander@868: }
dvander@868: 
dvander@868: static cell_t SQL_GetFieldCount(IPluginContext *pContext, const cell_t *params)
dvander@868: {
dvander@868: 	IQuery *query;
dvander@868: 	HandleError err;
dvander@868: 
dvander@868: 	if ((err = ReadQueryHndl(params[1], pContext, &query)) != HandleError_None)
dvander@868: 	{
dvander@868: 		return pContext->ThrowNativeError("Invalid query Handle %x (error: %d)", params[1], err);
dvander@868: 	}
dvander@868: 
dvander@868: 	IResultSet *rs = query->GetResultSet();
dvander@868: 	if (!rs)
dvander@868: 	{
dvander@868: 		return 0;
dvander@868: 	}
dvander@868: 
dvander@868: 	return rs->GetFieldCount();
dvander@868: }
dvander@868: 
dvander@868: static cell_t SQL_FieldNumToName(IPluginContext *pContext, const cell_t *params)
dvander@868: {
dvander@868: 	IQuery *query;
dvander@868: 	HandleError err;
dvander@868: 
dvander@868: 	if ((err = ReadQueryHndl(params[1], pContext, &query)) != HandleError_None)
dvander@868: 	{
dvander@868: 		return pContext->ThrowNativeError("Invalid query Handle %x (error: %d)", params[1], err);
dvander@868: 	}
dvander@868: 
dvander@868: 	IResultSet *rs = query->GetResultSet();
dvander@868: 	if (!rs)
dvander@868: 	{
dvander@868: 		return pContext->ThrowNativeError("No current result set");
dvander@868: 	}
dvander@868: 
dvander@868: 	unsigned int field = params[2];
dvander@868: 
dvander@868: 	const char *fldname;
dvander@868: 	if ((fldname = rs->FieldNumToName(field)) == NULL)
dvander@868: 	{
dvander@868: 		return pContext->ThrowNativeError("Invalid field index %d", field);
dvander@868: 	}
dvander@868: 
dvander@868: 	pContext->StringToLocalUTF8(params[3], params[4], fldname, NULL);
dvander@868: 
dvander@868: 	return 1;
dvander@868: }
dvander@868: 
dvander@868: static cell_t SQL_FieldNameToNum(IPluginContext *pContext, const cell_t *params)
dvander@868: {
dvander@868: 	IQuery *query;
dvander@868: 	HandleError err;
dvander@868: 
dvander@868: 	if ((err = ReadQueryHndl(params[1], pContext, &query)) != HandleError_None)
dvander@868: 	{
dvander@868: 		return pContext->ThrowNativeError("Invalid query Handle %x (error: %d)", params[1], err);
dvander@868: 	}
dvander@868: 
dvander@868: 	IResultSet *rs = query->GetResultSet();
dvander@868: 	if (!rs)
dvander@868: 	{
dvander@868: 		return pContext->ThrowNativeError("No current result set");
dvander@868: 	}
dvander@868: 
dvander@868: 	char *field;
dvander@868: 	pContext->LocalToString(params[2], &field);
dvander@868: 
dvander@868: 	cell_t *num;
dvander@868: 	pContext->LocalToPhysAddr(params[3], &num);
dvander@868: 
dvander@868: 	return rs->FieldNameToNum(field, (unsigned int *)num) ? 1 : 0;
dvander@868: }
dvander@868: 
dvander@868: static cell_t SQL_FetchRow(IPluginContext *pContext, const cell_t *params)
dvander@868: {
dvander@868: 	IQuery *query;
dvander@868: 	HandleError err;
dvander@868: 
dvander@868: 	if ((err = ReadQueryHndl(params[1], pContext, &query)) != HandleError_None)
dvander@868: 	{
dvander@868: 		return pContext->ThrowNativeError("Invalid query Handle %x (error: %d)", params[1], err);
dvander@868: 	}
dvander@868: 
dvander@868: 	IResultSet *rs = query->GetResultSet();
dvander@868: 	if (!rs)
dvander@868: 	{
dvander@868: 		return pContext->ThrowNativeError("No current result set");
dvander@868: 	}
dvander@868: 
dvander@868: 	return (rs->FetchRow() != NULL) ? true : false;
dvander@868: }
dvander@868: 
dvander@868: static cell_t SQL_MoreRows(IPluginContext *pContext, const cell_t *params)
dvander@868: {
dvander@868: 	IQuery *query;
dvander@868: 	HandleError err;
dvander@868: 
dvander@868: 	if ((err = ReadQueryHndl(params[1], pContext, &query)) != HandleError_None)
dvander@868: 	{
dvander@868: 		return pContext->ThrowNativeError("Invalid query Handle %x (error: %d)", params[1], err);
dvander@868: 	}
dvander@868: 
dvander@868: 	IResultSet *rs = query->GetResultSet();
dvander@868: 	if (!rs)
dvander@868: 	{
dvander@868: 		return pContext->ThrowNativeError("No current result set");
dvander@868: 	}
dvander@868: 
dvander@868: 	return rs->MoreRows() ? 1 : 0;
dvander@868: }
dvander@868: 
dvander@868: static cell_t SQL_Rewind(IPluginContext *pContext, const cell_t *params)
dvander@868: {
dvander@868: 	IQuery *query;
dvander@868: 	HandleError err;
dvander@868: 
dvander@868: 	if ((err = ReadQueryHndl(params[1], pContext, &query)) != HandleError_None)
dvander@868: 	{
dvander@868: 		return pContext->ThrowNativeError("Invalid query Handle %x (error: %d)", params[1], err);
dvander@868: 	}
dvander@868: 
dvander@868: 	IResultSet *rs = query->GetResultSet();
dvander@868: 	if (!rs)
dvander@868: 	{
dvander@868: 		return pContext->ThrowNativeError("No current result set");
dvander@868: 	}
dvander@868: 
dvander@868: 	return rs->Rewind() ? 1 : 0;
dvander@868: }
dvander@868: 
dvander@868: static cell_t SQL_FetchString(IPluginContext *pContext, const cell_t *params)
dvander@868: {
dvander@868: 	IQuery *query;
dvander@868: 	HandleError err;
dvander@868: 
dvander@868: 	if ((err = ReadQueryHndl(params[1], pContext, &query)) != HandleError_None)
dvander@868: 	{
dvander@868: 		return pContext->ThrowNativeError("Invalid query Handle %x (error: %d)", params[1], err);
dvander@868: 	}
dvander@868: 
dvander@868: 	IResultSet *rs = query->GetResultSet();
dvander@868: 	if (!rs)
dvander@868: 	{
dvander@868: 		return pContext->ThrowNativeError("No current result set");
dvander@868: 	}
dvander@868: 
dvander@868: 	IResultRow *row = rs->CurrentRow();
dvander@868: 	if (!row)
dvander@868: 	{
dvander@868: 		return pContext->ThrowNativeError("Current result set has no fetched rows");
dvander@868: 	}
dvander@868: 
dvander@868: 	const char *str;
dvander@868: 	size_t length;
dvander@868: 	DBResult res = row->GetString(params[2], &str, &length);
dvander@868: 
dvander@868: 	if (res == DBVal_Error)
dvander@868: 	{
dvander@868: 		return pContext->ThrowNativeError("Error fetching data from field %d", params[2]);
dvander@868: 	} else if (res == DBVal_TypeMismatch) {
dvander@868: 		return pContext->ThrowNativeError("Could not fetch data in field %d as a string", params[2]);
dvander@868: 	}
dvander@868: 
dvander@868: 	pContext->StringToLocalUTF8(params[3], params[4], str, &length);
dvander@868: 
dvander@868: 	cell_t *addr;
dvander@868: 	pContext->LocalToPhysAddr(params[5], &addr);
dvander@868: 	*addr = (cell_t)res;
dvander@868: 
dvander@868: 	return (cell_t)length;
dvander@868: }
dvander@868: 
dvander@868: static cell_t SQL_FetchFloat(IPluginContext *pContext, const cell_t *params)
dvander@868: {
dvander@868: 	IQuery *query;
dvander@868: 	HandleError err;
dvander@868: 
dvander@868: 	if ((err = ReadQueryHndl(params[1], pContext, &query)) != HandleError_None)
dvander@868: 	{
dvander@868: 		return pContext->ThrowNativeError("Invalid query Handle %x (error: %d)", params[1], err);
dvander@868: 	}
dvander@868: 
dvander@868: 	IResultSet *rs = query->GetResultSet();
dvander@868: 	if (!rs)
dvander@868: 	{
dvander@868: 		return pContext->ThrowNativeError("No current result set");
dvander@868: 	}
dvander@868: 
dvander@868: 	IResultRow *row = rs->CurrentRow();
dvander@868: 	if (!row)
dvander@868: 	{
dvander@868: 		return pContext->ThrowNativeError("Current result set has no fetched rows");
dvander@868: 	}
dvander@868: 
dvander@868: 	float f;
dvander@868: 	DBResult res = row->GetFloat(params[2], &f);
dvander@868: 
dvander@868: 	if (res == DBVal_Error)
dvander@868: 	{
dvander@868: 		return pContext->ThrowNativeError("Error fetching data from field %d", params[2]);
dvander@868: 	} else if (res == DBVal_TypeMismatch) {
dvander@868: 		return pContext->ThrowNativeError("Could not fetch data in field %d as a float", params[2]);
dvander@868: 	}
dvander@868: 
dvander@868: 	cell_t *addr;
dvander@1025: 	pContext->LocalToPhysAddr(params[3], &addr);
dvander@868: 	*addr = (cell_t)res;
dvander@868: 
dvander@868: 	return sp_ftoc(f);
dvander@868: }
dvander@868: 
dvander@868: static cell_t SQL_FetchInt(IPluginContext *pContext, const cell_t *params)
dvander@868: {
dvander@868: 	IQuery *query;
dvander@868: 	HandleError err;
dvander@868: 
dvander@868: 	if ((err = ReadQueryHndl(params[1], pContext, &query)) != HandleError_None)
dvander@868: 	{
dvander@868: 		return pContext->ThrowNativeError("Invalid query Handle %x (error: %d)", params[1], err);
dvander@868: 	}
dvander@868: 
dvander@868: 	IResultSet *rs = query->GetResultSet();
dvander@868: 	if (!rs)
dvander@868: 	{
dvander@868: 		return pContext->ThrowNativeError("No current result set");
dvander@868: 	}
dvander@868: 
dvander@868: 	IResultRow *row = rs->CurrentRow();
dvander@868: 	if (!row)
dvander@868: 	{
dvander@868: 		return pContext->ThrowNativeError("Current result set has no fetched rows");
dvander@868: 	}
dvander@868: 
dvander@868: 	int iv;
dvander@868: 	DBResult res = row->GetInt(params[2], &iv);
dvander@868: 
dvander@868: 	if (res == DBVal_Error)
dvander@868: 	{
dvander@868: 		return pContext->ThrowNativeError("Error fetching data from field %d", params[2]);
dvander@868: 	} else if (res == DBVal_TypeMismatch) {
dvander@868: 		return pContext->ThrowNativeError("Could not fetch data in field %d as an integer", params[2]);
dvander@868: 	}
dvander@868: 
dvander@868: 	cell_t *addr;
dvander@1025: 	pContext->LocalToPhysAddr(params[3], &addr);
dvander@868: 	*addr = (cell_t)res;
dvander@868: 
dvander@868: 	return iv;
dvander@868: }
dvander@868: 
dvander@868: static cell_t SQL_IsFieldNull(IPluginContext *pContext, const cell_t *params)
dvander@868: {
dvander@868: 	IQuery *query;
dvander@868: 	HandleError err;
dvander@868: 
dvander@868: 	if ((err = ReadQueryHndl(params[1], pContext, &query)) != HandleError_None)
dvander@868: 	{
dvander@868: 		return pContext->ThrowNativeError("Invalid query Handle %x (error: %d)", params[1], err);
dvander@868: 	}
dvander@868: 
dvander@868: 	IResultSet *rs = query->GetResultSet();
dvander@868: 	if (!rs)
dvander@868: 	{
dvander@868: 		return pContext->ThrowNativeError("No current result set");
dvander@868: 	}
dvander@868: 
dvander@868: 	IResultRow *row = rs->CurrentRow();
dvander@868: 	if (!row)
dvander@868: 	{
dvander@868: 		return pContext->ThrowNativeError("Current result set has no fetched rows");
dvander@868: 	}
dvander@868: 
dvander@868: 	if ((unsigned)params[2] >= rs->GetFieldCount())
dvander@868: 	{
dvander@868: 		return pContext->ThrowNativeError("Invalid field index %d", params[2]);
dvander@868: 	}
dvander@868: 
dvander@868: 	return row->IsNull(params[2]) ? 1 : 0;
dvander@868: }
dvander@868: 
dvander@868: static cell_t SQL_FetchSize(IPluginContext *pContext, const cell_t *params)
dvander@868: {
dvander@868: 	IQuery *query;
dvander@868: 	HandleError err;
dvander@868: 
dvander@868: 	if ((err = ReadQueryHndl(params[1], pContext, &query)) != HandleError_None)
dvander@868: 	{
dvander@868: 		return pContext->ThrowNativeError("Invalid query Handle %x (error: %d)", params[1], err);
dvander@868: 	}
dvander@868: 
dvander@868: 	IResultSet *rs = query->GetResultSet();
dvander@868: 	if (!rs)
dvander@868: 	{
dvander@868: 		return pContext->ThrowNativeError("No current result set");
dvander@868: 	}
dvander@868: 
dvander@868: 	IResultRow *row = rs->CurrentRow();
dvander@868: 	if (!row)
dvander@868: 	{
dvander@868: 		return pContext->ThrowNativeError("Current result set has no fetched rows");
dvander@868: 	}
dvander@868: 
dvander@868: 	if ((unsigned)params[2] >= rs->GetFieldCount())
dvander@868: 	{
dvander@868: 		return pContext->ThrowNativeError("Invalid field index %d", params[2]);
dvander@868: 	}
dvander@868: 
dvander@868: 	return row->GetDataSize(params[2]);
dvander@868: }
dvander@868: 
dvander@868: static cell_t SQL_BindParamInt(IPluginContext *pContext, const cell_t *params)
dvander@868: {
dvander@868: 	IPreparedQuery *stmt;
dvander@868: 	HandleError err;
dvander@868: 
dvander@868: 	if ((err = ReadStmtHndl(params[1], pContext, &stmt)) != HandleError_None)
dvander@868: 	{
dvander@868: 		return pContext->ThrowNativeError("Invalid statement Handle %x (error: %d)", params[1], err);
dvander@868: 	}
dvander@868: 
dvander@868: 	if (!stmt->BindParamInt(params[2], params[3], params[4] ? true : false))
dvander@868: 	{
dvander@868: 		return pContext->ThrowNativeError("Could not bind parameter %d as an integer", params[2]);
dvander@868: 	}
dvander@868: 
dvander@868: 	return 1;
dvander@868: }
dvander@868: 
dvander@868: static cell_t SQL_BindParamFloat(IPluginContext *pContext, const cell_t *params)
dvander@868: {
dvander@868: 	IPreparedQuery *stmt;
dvander@868: 	HandleError err;
dvander@868: 
dvander@868: 	if ((err = ReadStmtHndl(params[1], pContext, &stmt)) != HandleError_None)
dvander@868: 	{
dvander@868: 		return pContext->ThrowNativeError("Invalid statement Handle %x (error: %d)", params[1], err);
dvander@868: 	}
dvander@868: 
dvander@868: 	if (!stmt->BindParamFloat(params[2], sp_ctof(params[3])))
dvander@868: 	{
dvander@868: 		return pContext->ThrowNativeError("Could not bind parameter %d as a float", params[2]);
dvander@868: 	}
dvander@868: 
dvander@868: 	return 1;
dvander@868: }
dvander@868: 
dvander@868: static cell_t SQL_BindParamString(IPluginContext *pContext, const cell_t *params)
dvander@868: {
dvander@868: 	IPreparedQuery *stmt;
dvander@868: 	HandleError err;
dvander@868: 
dvander@868: 	if ((err = ReadStmtHndl(params[1], pContext, &stmt)) != HandleError_None)
dvander@868: 	{
dvander@868: 		return pContext->ThrowNativeError("Invalid statement Handle %x (error: %d)", params[1], err);
dvander@868: 	}
dvander@868: 
dvander@868: 	char *str;
dvander@868: 	pContext->LocalToString(params[3], &str);
dvander@868: 
dvander@868: 	if (!stmt->BindParamString(params[2], str, params[4] ? true : false))
dvander@868: 	{
dvander@868: 		return pContext->ThrowNativeError("Could not bind parameter %d as a string", params[2]);
dvander@868: 	}
dvander@868: 
dvander@868: 	return 1;
dvander@868: }
dvander@868: 
dvander@868: static cell_t SQL_Execute(IPluginContext *pContext, const cell_t *params)
dvander@868: {
dvander@868: 	IPreparedQuery *stmt;
dvander@868: 	HandleError err;
dvander@868: 
dvander@868: 	if ((err = ReadStmtHndl(params[1], pContext, &stmt)) != HandleError_None)
dvander@868: 	{
dvander@868: 		return pContext->ThrowNativeError("Invalid statement Handle %x (error: %d)", params[1], err);
dvander@868: 	}
dvander@868: 
dvander@868: 	return stmt->Execute() ? 1 : 0;
dvander@868: }
dvander@868: 
dvander@1096: static cell_t SQL_IsSameConnection(IPluginContext *pContext, const cell_t *params)
dvander@1096: {
dvander@1096: 	IDatabase *db1=NULL, *db2=NULL;
dvander@1096: 	HandleError err;
dvander@1096: 
dvander@1096: 	if ((err = g_DBMan.ReadHandle(params[1], DBHandle_Database, (void **)&db1))
dvander@1096: 		!= HandleError_None)
dvander@1096: 	{
dvander@1096: 		return pContext->ThrowNativeError("Invalid database Handle 1/%x (error: %d)", params[1], err);
dvander@1096: 	}
dvander@1096: 
dvander@1096: 	if ((err = g_DBMan.ReadHandle(params[2], DBHandle_Database, (void **)&db2))
dvander@1096: 		!= HandleError_None)
dvander@1096: 	{
dvander@1096: 		return pContext->ThrowNativeError("Invalid database Handle 2/%x (error: %d)", params[2], err);
dvander@1096: 	}
dvander@1096: 
dvander@1096: 	return (db1 == db2) ? true : false;
dvander@1096: }
dvander@1096: 
dvander@1294: static cell_t SQL_ReadDriver(IPluginContext *pContext, const cell_t *params)
dvander@1294: {
dvander@1294: 	IDatabase *db1=NULL;
dvander@1294: 	HandleError err;
dvander@1294: 
dvander@1294: 	if ((err = g_DBMan.ReadHandle(params[1], DBHandle_Database, (void **)&db1))
dvander@1294: 		!= HandleError_None)
dvander@1294: 	{
dvander@1294: 		return pContext->ThrowNativeError("Invalid database Handle 1/%x (error: %d)", params[1], err);
dvander@1294: 	}
dvander@1294: 
dvander@1294: 	IDBDriver *driver = db1->GetDriver();
dvander@1294: 
dvander@1294: 	pContext->StringToLocalUTF8(params[2], params[3], driver->GetIdentifier(), NULL);
dvander@1294: 
dvander@1294: 	return driver->GetHandle();
dvander@1294: }
dvander@1294: 
dvander@1324: static cell_t SQL_CheckConfig(IPluginContext *pContext, const cell_t *params)
dvander@1324: {
dvander@1324: 	char *name;
dvander@1324: 	pContext->LocalToString(params[1], &name);
dvander@1324: 
dvander@1324: 	return (g_DBMan.FindDatabaseConf(name) != NULL) ? 1 : 0;
dvander@1324: }
dvander@1324: 
dvander@2357: static cell_t SQL_ConnectCustom(IPluginContext *pContext, const cell_t *params)
dvander@2357: {
dvander@2357: 	KeyValues *kv;
dvander@2357: 	HandleError err;
dvander@2357: 
dvander@2357: 	kv = g_SourceMod.ReadKeyValuesHandle(params[1], &err, false);
dvander@2357: 	if (kv == NULL)
dvander@2357: 	{
dvander@2357: 		return pContext->ThrowNativeError("Invalid KeyValues handle %x (error: %d)",
dvander@2357: 										  params[1],
dvander@2357: 										  err);
dvander@2357: 	}
dvander@2357: 
dvander@2357: 	DatabaseInfo info;
dvander@2357: 	info.database = kv->GetString("database", "");
dvander@2357: 	info.driver = kv->GetString("driver", "default");
dvander@2357: 	info.host = kv->GetString("host", "");
dvander@2357: 	info.maxTimeout = kv->GetInt("timeout", 0);
dvander@2357: 	info.pass = kv->GetString("pass", "");
dvander@2357: 	info.port = kv->GetInt("port", 0);
dvander@2357: 	info.user = kv->GetString("user", "");
dvander@2357: 
dvander@2357: 	IDBDriver *driver;
dvander@2357: 	if (info.driver[0] == '\0' || strcmp(info.driver, "default") == 0)
dvander@2357: 	{
dvander@2357: 		driver = g_DBMan.GetDefaultDriver();
dvander@2357: 	}
dvander@2357: 	else
dvander@2357: 	{
dvander@2357: 		driver = g_DBMan.FindOrLoadDriver(info.driver);
dvander@2357: 	}
dvander@2357: 
dvander@2357: 	if (driver == NULL)
dvander@2357: 	{
dvander@2357: 		char buffer[255];
dvander@2357: 
dvander@2357: 		UTIL_Format(buffer, sizeof(buffer), "Could not find driver \"%s\"", info.driver);
dvander@2357: 		pContext->StringToLocalUTF8(params[2], params[3], buffer, NULL);
dvander@2357: 
dvander@2357: 		return BAD_HANDLE;
dvander@2357: 	}
dvander@2357: 
dvander@2357: 	char *buffer;
dvander@2357: 	IDatabase *db;
dvander@2357: 
dvander@2357: 	pContext->LocalToString(params[2], &buffer);
dvander@2357: 	
dvander@2357: 	db = driver->Connect(&info, params[4] ? true : false, buffer, params[3]);
dvander@2357: 	if (db == NULL)
dvander@2357: 	{
dvander@2357: 		return BAD_HANDLE;
dvander@2357: 	}
dvander@2357: 
dvander@2357: 	Handle_t hndl = g_DBMan.CreateHandle(DBHandle_Database, db, pContext->GetIdentity());
dvander@2357: 	if (!hndl)
dvander@2357: 	{
dvander@2357: 		db->Close();
dvander@2357: 		return pContext->ThrowNativeError("Out of handles!");
dvander@2357: 	}
dvander@2357: 
dvander@2357: 	/* HACK! Add us to the dependency list */
dvander@3872: 	IExtension *pExt = extsys->GetExtensionFromIdent(driver->GetIdentity());
dvander@2357: 	if (pExt)
dvander@2357: 	{
dvander@3872: 		extsys->BindChildPlugin(pExt, scripts->FindPluginByContext(pContext->GetContext()));
dvander@2357: 	}
dvander@2357: 
dvander@2357: 	return hndl;
dvander@2357: }
dvander@2357: 
januk@3947: static cell_t SQL_SetCharset(IPluginContext *pContext, const cell_t *params)
januk@3947: {
januk@3947: 	IDatabase *db = NULL;
januk@3947: 	HandleError err;
januk@3947: 
januk@3947: 	if ((err = g_DBMan.ReadHandle(params[1], DBHandle_Database, (void **)&db))
januk@3947: 		!= HandleError_None)
januk@3947: 	{
januk@3947: 		return pContext->ThrowNativeError("Invalid database Handle %x (error: %d)", params[1], err);
januk@3947: 	}
januk@3947: 
januk@3947: 	char *characterset;
januk@3947: 	pContext->LocalToString(params[2], &characterset);
januk@3947: 
januk@3947: 	return db->SetCharacterSet(characterset);
januk@3947: }
januk@3947: 
dvander@868: REGISTER_NATIVES(dbNatives)
dvander@868: {
dvander@868: 	{"SQL_BindParamInt",		SQL_BindParamInt},
dvander@868: 	{"SQL_BindParamFloat",		SQL_BindParamFloat},
dvander@1324: 	{"SQL_BindParamString",		SQL_BindParamString},\
dvander@1324: 	{"SQL_CheckConfig",			SQL_CheckConfig},
dvander@868: 	{"SQL_Connect",				SQL_Connect},
dvander@868: 	{"SQL_ConnectEx",			SQL_ConnectEx},
dvander@1874: 	{"SQL_EscapeString",		SQL_QuoteString},
dvander@868: 	{"SQL_Execute",				SQL_Execute},
dvander@868: 	{"SQL_FastQuery",			SQL_FastQuery},
dvander@868: 	{"SQL_FetchFloat",			SQL_FetchFloat},
dvander@868: 	{"SQL_FetchInt",			SQL_FetchInt},
dvander@868: 	{"SQL_FetchMoreResults",	SQL_FetchMoreResults},
dvander@868: 	{"SQL_FetchRow",			SQL_FetchRow},
dvander@868: 	{"SQL_FetchSize",			SQL_FetchSize},
dvander@868: 	{"SQL_FetchString",			SQL_FetchString},
dvander@868: 	{"SQL_FieldNameToNum",		SQL_FieldNameToNum},
dvander@868: 	{"SQL_FieldNumToName",		SQL_FieldNumToName},
dvander@868: 	{"SQL_GetAffectedRows",		SQL_GetAffectedRows},
dvander@868: 	{"SQL_GetDriver",			SQL_GetDriver},
dvander@868: 	{"SQL_GetDriverIdent",		SQL_GetDriverIdent},
dvander@868: 	{"SQL_GetDriverProduct",	SQL_GetDriverProduct},
dvander@868: 	{"SQL_GetError",			SQL_GetError},
dvander@868: 	{"SQL_GetFieldCount",		SQL_GetFieldCount},
dvander@868: 	{"SQL_GetInsertId",			SQL_GetInsertId},
dvander@868: 	{"SQL_GetRowCount",			SQL_GetRowCount},
dvander@868: 	{"SQL_HasResultSet",		SQL_HasResultSet},
dvander@868: 	{"SQL_IsFieldNull",			SQL_IsFieldNull},
dvander@1096: 	{"SQL_IsSameConnection",	SQL_IsSameConnection},
dvander@1096: 	{"SQL_LockDatabase",		SQL_LockDatabase},
dvander@868: 	{"SQL_MoreRows",			SQL_MoreRows},
dvander@1096: 	{"SQL_PrepareQuery",		SQL_PrepareQuery},
dvander@868: 	{"SQL_Query",				SQL_Query},
dvander@868: 	{"SQL_QuoteString",			SQL_QuoteString},
dvander@1294: 	{"SQL_ReadDriver",			SQL_ReadDriver},
dvander@868: 	{"SQL_Rewind",				SQL_Rewind},
dvander@1096: 	{"SQL_TConnect",			SQL_TConnect},
dvander@1096: 	{"SQL_TQuery",				SQL_TQuery},
dvander@1096: 	{"SQL_UnlockDatabase",		SQL_UnlockDatabase},
dvander@2357: 	{"SQL_ConnectCustom",		SQL_ConnectCustom},
januk@3947: 	{"SQL_SetCharset",		SQL_SetCharset},
dvander@868: 	{NULL,						NULL},
dvander@868: };
dvander@2357: