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293 lines
7.7 KiB
293 lines
7.7 KiB
// InstalledSoftwareElement.cpp: implementation of the CInstalledSoftwareElement class.
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//
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// Copyright (c) 1997-2001 Microsoft Corporation, All Rights Reserved
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//
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//////////////////////////////////////////////////////////////////////
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#include "precomp.h"
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#include <tchar.h>
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#include "InstalledSoftwareElement.h"
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#include "ExtendString.h"
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#include "ExtendQuery.h"
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//////////////////////////////////////////////////////////////////////
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// Construction/Destruction
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//////////////////////////////////////////////////////////////////////
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CInstalledSoftwareElement::CInstalledSoftwareElement(CRequestObject *pObj, IWbemServices *pNamespace,
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IWbemContext *pCtx):CGenericClass(pObj, pNamespace, pCtx)
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{
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}
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CInstalledSoftwareElement::~CInstalledSoftwareElement()
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{
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}
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HRESULT CInstalledSoftwareElement::CreateObject(IWbemObjectSink *pHandler, ACTIONTYPE atAction)
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{
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HRESULT hr = WBEM_S_NO_ERROR;
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MSIHANDLE hView = NULL;
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MSIHANDLE hRecord = NULL;
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int i = -1;
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WCHAR wcBuf[BUFF_SIZE];
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WCHAR wcProductCode[39];
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WCHAR wcSoftware[BUFF_SIZE];
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WCHAR wcSysName[BUFF_SIZE];
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WCHAR wcComponentID[BUFF_SIZE];
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WCHAR wcElmName[BUFF_SIZE];
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#if !defined(_UNICODE)
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WCHAR wcTmp[BUFF_SIZE];
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#endif
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DWORD dwBufSize;
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bool bMatch = false;
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UINT uiStatus;
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CRequestObject *pSysRObj = NULL;
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CRequestObject *pElmRObj = NULL;
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bool bGotID = false;
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bool bGotName = false;
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bool bSysName = false;
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if(atAction != ACTIONTYPE_ENUM)
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{
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// we are doing GetObject so we need to be reinitialized
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hr = WBEM_E_NOT_FOUND;
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int j;
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//GetObject optimizations
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CHeap_Exception he(CHeap_Exception::E_ALLOCATION_ERROR);
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for(j = 0; j < m_pRequest->m_iPropCount; j++){
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if(_wcsicmp(m_pRequest->m_Property[j], L"System") == 0){
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pSysRObj = new CRequestObject();
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if(!pSysRObj) throw he;
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pSysRObj->Initialize(m_pNamespace);
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pSysRObj->ParsePath(m_pRequest->m_Value[j]);
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break;
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}
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}
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if(pSysRObj){
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for(j = 0; j < pSysRObj->m_iPropCount; j++){
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if(_wcsicmp(pSysRObj->m_Property[j], L"Name") == 0){
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//Get the product code we're looking for
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if ( ::SysStringLen ( pSysRObj->m_Value[j] ) < BUFF_SIZE )
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{
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wcscpy(wcSysName, pSysRObj->m_Value[j]);
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bSysName = true;
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break;
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}
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}
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}
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pSysRObj->Cleanup();
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delete pSysRObj;
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pSysRObj = NULL;
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}
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for(j = 0; j < m_pRequest->m_iPropCount; j++){
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if(_wcsicmp(m_pRequest->m_Property[j], L"Element") == 0){
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pElmRObj = new CRequestObject();
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if(!pElmRObj) throw he;
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pElmRObj->Initialize(m_pNamespace);
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pElmRObj->ParsePath(m_pRequest->m_Value[j]);
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break;
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}
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}
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if(pElmRObj){
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for(j = 0; j < pElmRObj->m_iPropCount; j++){
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if(_wcsicmp(pElmRObj->m_Property[j], L"SoftwareElementID") == 0){
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//Get the product code we're looking for
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if ( ::SysStringLen ( pElmRObj->m_Value[j] ) < BUFF_SIZE )
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{
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wcscpy(wcComponentID, pElmRObj->m_Value[j]);
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bGotID = true;
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}
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}
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if(_wcsicmp(pElmRObj->m_Property[j], L"Name") == 0){
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//Get the name we're looking for
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if ( ::SysStringLen ( pElmRObj->m_Value[j] ) < BUFF_SIZE )
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{
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wcscpy(wcElmName, pElmRObj->m_Value[j]);
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bGotName = true;
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}
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}
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}
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pElmRObj->Cleanup();
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delete pElmRObj;
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pElmRObj = NULL;
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}
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}
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//These will change from class to class
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bool bSoftware, bSystem;
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CStringExt wcComputer;
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Query wcQuery;
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wcQuery.Append ( 1, L"select distinct `Component` from Component" );
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//optimize for GetObject
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if ( bGotID || bGotName )
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{
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if ( bGotName )
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{
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wcQuery.Append ( 3, L" where `Component`=\'", wcElmName, L"\'" );
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}
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if ( bGotID )
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{
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if ( bGotName )
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{
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wcQuery.Append ( 3, L" or `ComponentId`=\'", wcComponentID, L"\'" );
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}
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else
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{
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wcQuery.Append ( 3, L" where `ComponentId`=\'", wcComponentID, L"\'" );
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}
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}
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}
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LPWSTR Buffer = NULL;
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LPWSTR dynBuffer = NULL;
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DWORD dwDynBuffer = 0L;
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while(!bMatch && m_pRequest->Package(++i) && (hr != WBEM_E_CALL_CANCELLED))
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{
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// safe operation:
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// Package ( i ) returns NULL ( tested above ) or valid WCHAR [39]
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wcscpy(wcProductCode, m_pRequest->Package(i));
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//Open our database
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try
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{
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if ( GetView ( &hView, wcProductCode, wcQuery, L"Component", TRUE, FALSE ) )
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{
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uiStatus = g_fpMsiViewFetch(hView, &hRecord);
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while(!bMatch && (uiStatus != ERROR_NO_MORE_ITEMS) && (hr != WBEM_E_CALL_CANCELLED)){
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CheckMSI(uiStatus);
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if(FAILED(hr = SpawnAnInstance(&m_pObj))) throw hr;
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//----------------------------------------------------
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dwBufSize = BUFF_SIZE;
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GetBufferToPut ( hRecord, 1, dwBufSize, wcBuf, dwDynBuffer, dynBuffer, Buffer );
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dwBufSize = BUFF_SIZE;
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uiStatus = CreateSoftwareElementString ( msidata.GetDatabase(),
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Buffer,
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wcProductCode,
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wcSoftware,
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&dwBufSize
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);
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if ( dynBuffer && dynBuffer [ 0 ] != 0 )
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{
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dynBuffer [ 0 ] = 0;
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}
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if( uiStatus == ERROR_SUCCESS )
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{
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PutKeyProperty(m_pObj, pSoftware, wcSoftware, &bSoftware, m_pRequest);
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TCHAR cBuf[MAX_COMPUTERNAME_LENGTH + 1];
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dwBufSize = MAX_COMPUTERNAME_LENGTH+1;
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if(!GetComputerName(cBuf, &dwBufSize)) throw WBEM_E_FAILED;
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// safe operation
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wcComputer.Copy ( L"Win32_ComputerSystem.Name=\"" );
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#ifndef UNICODE
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WCHAR wcTmp[MAX_COMPUTERNAME_LENGTH + 1];
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mbstowcs(wcTmp, cBuf, MAX_COMPUTERNAME_LENGTH + 1);
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wcComputer.Append ( 2, wcTmp, L"\"" );
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#else UNICODE
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wcComputer.Append ( 2, cBuf, L"\"" );
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#endif UNICODE
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PutKeyProperty(m_pObj, pSystem, wcComputer, &bSystem, m_pRequest);
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if(bSoftware && bSystem) bMatch = true;
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if((atAction != ACTIONTYPE_GET) || bMatch){
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hr = pHandler->Indicate(1, &m_pObj);
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}
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}
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m_pObj->Release();
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m_pObj = NULL;
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g_fpMsiCloseHandle(hRecord);
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uiStatus = g_fpMsiViewFetch(hView, &hRecord);
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}
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}
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}
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catch(...)
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{
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if ( dynBuffer )
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{
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delete [] dynBuffer;
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dynBuffer = NULL;
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}
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g_fpMsiCloseHandle(hRecord);
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g_fpMsiViewClose(hView);
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g_fpMsiCloseHandle(hView);
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msidata.CloseDatabase ();
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if(m_pObj)
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{
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m_pObj->Release();
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m_pObj = NULL;
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}
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throw;
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}
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g_fpMsiCloseHandle(hRecord);
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g_fpMsiViewClose(hView);
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g_fpMsiCloseHandle(hView);
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msidata.CloseDatabase ();
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}
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if ( dynBuffer )
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{
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delete [] dynBuffer;
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dynBuffer = NULL;
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}
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return hr;
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}
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