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349 lines
8.9 KiB
349 lines
8.9 KiB
// SoftwareFeatureSofwareElements.cpp: implementation of the CSoftwareFeatureSofwareElements 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 "SoftwareFeatureSoftwareElements.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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CSoftwareFeatureSofwareElements::CSoftwareFeatureSofwareElements(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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CSoftwareFeatureSofwareElements::~CSoftwareFeatureSofwareElements()
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{
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}
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HRESULT CSoftwareFeatureSofwareElements::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 wcID[39];
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WCHAR wcProp[BUFF_SIZE];
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WCHAR wcFeature[BUFF_SIZE];
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WCHAR wcElement[BUFF_SIZE];
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DWORD dwBufSize;
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bool bMatch = false;
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UINT uiStatus;
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//These will change from class to class
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bool bFeature, bElement;
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bool bFeatureRestrict = false;
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bool bElementRestrict = 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 iPos = -1;
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BSTR bstrName = SysAllocString(L"GroupComponent");
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if ( bstrName )
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{
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if(FindIn(m_pRequest->m_Property, bstrName, &iPos))
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{
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CRequestObject *pFeature = new CRequestObject();
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if(!pFeature) throw CHeap_Exception(CHeap_Exception::E_ALLOCATION_ERROR);
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pFeature->Initialize(m_pNamespace);
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if(pFeature->ParsePath(m_pRequest->m_Value[iPos]))
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{
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iPos = -1;
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SysFreeString(bstrName);
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bstrName = SysAllocString(L"IdentifyingNumber");
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if ( bstrName )
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{
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if(FindIn(pFeature->m_Property, bstrName, &iPos))
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{
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if ( ::SysStringLen ( pFeature->m_Value[iPos] ) == 38 )
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{
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//Get the product code we're looking for
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wcscpy(wcID, pFeature->m_Value[iPos]);
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}
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else
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{
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// we are not good to go, they have sent us longer string
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SysFreeString ( bstrName );
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throw hr;
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}
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iPos = -1;
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SysFreeString(bstrName);
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bstrName = SysAllocString(L"Name");
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if ( bstrName )
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{
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if(FindIn(pFeature->m_Property, bstrName, &iPos))
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{
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if ( ::SysStringLen ( pFeature->m_Value[iPos] ) <= BUFF_SIZE )
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{
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//Get the product code we're looking for
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wcscpy(wcFeature, pFeature->m_Value[iPos]);
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bFeatureRestrict = true;
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}
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else
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{
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// we are not good to go, they have sent us longer string
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SysFreeString ( bstrName );
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throw hr;
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}
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}
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}
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else
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{
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throw CHeap_Exception(CHeap_Exception::E_ALLOCATION_ERROR);
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}
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}
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}
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else
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{
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throw CHeap_Exception(CHeap_Exception::E_ALLOCATION_ERROR);
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}
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}
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pFeature->Cleanup();
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delete pFeature;
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pFeature = NULL;
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}
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SysFreeString(bstrName);
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}
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else
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{
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throw CHeap_Exception(CHeap_Exception::E_ALLOCATION_ERROR);
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}
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iPos = -1;
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bstrName = SysAllocString(L"PartComponent");
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if ( bstrName )
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{
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if(FindIn(m_pRequest->m_Property, bstrName, &iPos))
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{
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CRequestObject *pElement = new CRequestObject();
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if(!pElement) throw CHeap_Exception(CHeap_Exception::E_ALLOCATION_ERROR);
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pElement->Initialize(m_pNamespace);
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if(pElement->ParsePath(m_pRequest->m_Value[iPos]))
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{
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iPos = -1;
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SysFreeString(bstrName);
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bstrName = SysAllocString(L"Name");
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if ( bstrName )
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{
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if(FindIn(pElement->m_Property, bstrName, &iPos))
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{
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if ( ::SysStringLen ( pElement->m_Value[iPos] ) <= BUFF_SIZE )
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{
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//Get the product code we're looking for
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wcscpy(wcElement, pElement->m_Value[iPos]);
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bElementRestrict = true;
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}
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else
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{
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// we are not good to go, they have sent us longer string
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SysFreeString ( bstrName );
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throw hr;
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}
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}
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}
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else
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{
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throw CHeap_Exception(CHeap_Exception::E_ALLOCATION_ERROR);
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}
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}
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pElement->Cleanup();
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delete pElement;
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pElement = NULL;
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}
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SysFreeString(bstrName);
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}
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else
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{
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throw CHeap_Exception(CHeap_Exception::E_ALLOCATION_ERROR);
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}
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}
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Query wcQuery;
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wcQuery.Append ( 1, L"select distinct `Component_`, `Feature_` from FeatureComponents" );
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//optimize for GetObject
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if ( bElementRestrict || bFeatureRestrict )
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{
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if ( bFeatureRestrict )
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{
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wcQuery.Append ( 3, L" where `Feature_`=\'", wcFeature, L"\'" );
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}
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if ( bElementRestrict )
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{
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if ( bFeatureRestrict )
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{
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wcQuery.Append ( 3, L" or `Component_`=\'", wcElement, L"\'" );
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}
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else
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{
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wcQuery.Append ( 3, L" where `Component_`=\'", wcElement, 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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//This trims the number of times we itterate on getobject calls
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if((atAction == ACTIONTYPE_ENUM) || !bFeatureRestrict ||
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(0 == _wcsicmp(m_pRequest->Package(i), wcID))){
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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"FeatureComponents", 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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wcProp,
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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, pPartComponent, wcProp, &bElement, m_pRequest);
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dwBufSize = BUFF_SIZE;
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GetBufferToPut ( hRecord, 2, dwBufSize, wcBuf, dwDynBuffer, dynBuffer, Buffer );
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if ( CreateSoftwareFeatureString ( Buffer, wcProductCode, wcProp, true ) )
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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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PutKeyProperty(m_pObj, pGroupComponent, wcProp, &bFeature, m_pRequest);
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//----------------------------------------------------
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if(bFeature && bElement) 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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else
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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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}
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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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}//while
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}//if
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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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}//if
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}//while
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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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