コード例 #1
0
REQUEST_NOTIFICATION_STATUS CCacheHelperModule::OnSendResponse(
    IN IHttpContext* pHttpContext, IN ISendResponseProvider* pProvider)
{
    UNREFERENCED_PARAMETER(pProvider);

    IHttpResponse* pHttpResponse = pHttpContext->GetResponse();
    IHttpRequest* pHttpRequest = pHttpContext->GetRequest();

    if ((pHttpResponse != NULL) && (pHttpRequest != NULL))
    {
        HTTP_COOKED_URL url = pHttpRequest->GetRawHttpRequest()->CookedUrl;

        if (!m_pConfig->UrlHasSitePrefix(url.pAbsPath))
            return RQ_NOTIFICATION_CONTINUE;

        CachingBehavior behavior = CachingBehaviorIgnore;

        USHORT cchXCache;
        PCSTR szXCache = pHttpResponse->GetHeader((PCSTR)"X-Cache", &cchXCache);
        if (cchXCache > 0)
        {
            behavior = (CachingBehavior)StrToIntA(szXCache);
            pHttpResponse->DeleteHeader((PCSTR)"X-Cache");
        }
        else
        {
            behavior = m_pConfig->GetCachePolicy(url.pAbsPath);
        }
        
        switch (behavior)
        {
        case CachingBehaviorPrivate:
            MakeUncacheable(pHttpResponse);
            break;
        case CachingBehaviorConditional:
            MakeConditionallyCacheable(pHttpResponse);
            break;
        case CachingBehaviorPublic:
            MakeCacheable(pHttpResponse);
            break;
        }
    }

    return RQ_NOTIFICATION_CONTINUE;
}
コード例 #2
0
	REQUEST_NOTIFICATION_STATUS OnSendResponse( IN IHttpContext * pHttpContext, IN ISendResponseProvider * pProvider )
	{
			UNREFERENCED_PARAMETER( pProvider );

			pMgr        = NULL;
			pParentElem = NULL;
			pElemColl   = NULL;
			pElem       = NULL;
			pElemProps  = NULL;
			pElemProp   = NULL;

			hr                   = S_OK;
			bstrConfigCommitPath = SysAllocString( L"MACHINE/WEBROOT/APPHOST" );
			bstrSectionName      = SysAllocString( L"system.webServer/stripHeaders" );
			bstrPropertyName     = SysAllocString( L"name" );
			dwElementCount       = 0;
			vtPropertyName.vt            = VT_BSTR;
			vtPropertyName.bstrVal       = bstrPropertyName;

			// Initialize
			hr = CoInitializeEx( NULL, COINIT_MULTITHREADED );
			if ( FAILED( hr ) )
			{
				// Set the error status.
				pProvider->SetErrorStatus( hr );
				// cleanup
				cleanup();
				// End additional processing.
				return RQ_NOTIFICATION_FINISH_REQUEST;
			}

			// Create
			hr = CoCreateInstance( __uuidof( AppHostAdminManager ), NULL, 
					CLSCTX_INPROC_SERVER,
					__uuidof( IAppHostAdminManager ), (void**) &pMgr );
			if( FAILED( hr ) )
			{
				pProvider->SetErrorStatus( hr );
				cleanup();
				return RQ_NOTIFICATION_FINISH_REQUEST;
			}

			// Get the admin section
			hr = pMgr->GetAdminSection( bstrSectionName, bstrConfigCommitPath, &pParentElem );
			if ( FAILED( hr ) || ( &pParentElem == NULL ) )
			{
				pProvider->SetErrorStatus( hr );
				cleanup();
				return RQ_NOTIFICATION_FINISH_REQUEST;
			}


			// Get the site collection
			hr = pParentElem->get_Collection( &pElemColl );
			if ( FAILED ( hr ) || ( &pElemColl == NULL ) )
			{
				pProvider->SetErrorStatus( hr );
				cleanup();
				return RQ_NOTIFICATION_FINISH_REQUEST;
			}

			// Get the elements
			hr = pElemColl->get_Count( &dwElementCount );
			for ( USHORT i = 0; i < dwElementCount; i++ )
			{
				VARIANT vtItemIndex;
				vtItemIndex.vt = VT_I2;
				vtItemIndex.iVal = i;

				// Add a new section group
				hr = pElemColl->get_Item( vtItemIndex, &pElem );
				if ( FAILED( hr ) || ( &pElem == NULL ) )
				{
					pProvider->SetErrorStatus( hr );
					cleanup();
					return RQ_NOTIFICATION_FINISH_REQUEST;
				}

				// Get the child elements
				hr = pElem->get_Properties( &pElemProps );
				if ( FAILED( hr ) || ( &pElemProps == NULL ) )
				{
					pProvider->SetErrorStatus( hr );
					cleanup();
					return RQ_NOTIFICATION_FINISH_REQUEST;
				}

				hr = pElemProps->get_Item( vtPropertyName, &pElemProp );
				if ( FAILED( hr ) || ( pElemProp == NULL ) )
				{
					pProvider->SetErrorStatus( hr );
					cleanup();
					return RQ_NOTIFICATION_FINISH_REQUEST;
				}

				hr = pElemProp->get_Value( &vtValue );
				if ( FAILED( hr ) )
				{
					pProvider->SetErrorStatus( hr );
					cleanup();
					return RQ_NOTIFICATION_FINISH_REQUEST;
				}

				// Retrieve a pointer to the response.
				IHttpResponse * pHttpResponse = pHttpContext->GetResponse();

				// Test for an error.
				if ( pHttpResponse != NULL )
				{
					// convert bstr to string in order to delete header
					_bstr_t header( vtValue.bstrVal );

					// delete header
					hr = pHttpResponse->DeleteHeader( (char *)header );

					// Test for an error.
					if ( FAILED( hr ) )
					{
						// Set the error status.
						pProvider->SetErrorStatus( hr );
						// cleanup
						cleanup();
						// End additional processing.
						return RQ_NOTIFICATION_FINISH_REQUEST;
					}
				}

				// loop_cleanup
				if ( pElem != NULL )
				{
					pElem->Release(); 
					pElem = NULL;
				}
			}

			cleanup();
			// Return processing to the pipeline.
			return RQ_NOTIFICATION_CONTINUE;
		}