Beispiel #1
0
void UPnpCDS::HandleSearch( HTTPRequest *pRequest )
{
    UPnpCDSExtensionResults *pResult  = NULL;
    UPnpCDSRequest           request;

    UPnPResultCode eErrorCode      = UPnPResult_InvalidAction;
    QString       sErrorDesc      = "";
    short         nNumberReturned = 0;
    short         nTotalMatches   = 0;
    short         nUpdateID       = 0;
    QString       sResultXML;

    request.m_sObjectId         = pRequest->m_mapParams[ "ObjectID"      ];
    request.m_sContainerID      = pRequest->m_mapParams[ "ContainerID"   ];
    request.m_sFilter           = pRequest->m_mapParams[ "Filter"        ];
    request.m_nStartingIndex    = pRequest->m_mapParams[ "StartingIndex" ].toLong();
    request.m_nRequestedCount   = pRequest->m_mapParams[ "RequestedCount"].toLong();
    request.m_sSortCriteria     = pRequest->m_mapParams[ "SortCriteria"  ];
    request.m_sSearchCriteria   = pRequest->m_mapParams[ "SearchCriteria"];

    VERBOSE(VB_UPNP, QString("UPnpCDS::HandleSearch ObjectID=%1, ContainerId=%2")
                        .arg(request.m_sObjectId)
                        .arg(request.m_sContainerID));

    // ----------------------------------------------------------------------
    // Break the SearchCriteria into it's parts
    // -=>TODO: This DOES NOT handle ('s or other complex expressions
    // ----------------------------------------------------------------------

    QRegExp  rMatch( "\\b(or|and)\\b" );
             rMatch.setCaseSensitive( FALSE );

    request.m_sSearchList  = QStringList::split( rMatch, request.m_sSearchCriteria );
    request.m_sSearchClass = "object";  // Default to all objects.

    // ----------------------------------------------------------------------
    // -=>TODO: Need to process all expressions in searchCriteria... for now,
    //          Just focus on the "upnp:class derivedfrom" expression
    // ----------------------------------------------------------------------

    for ( QStringList::Iterator it  = request.m_sSearchList.begin();
                                it != request.m_sSearchList.end();
                              ++it )
    {
        if ( (*it).contains( "upnp:class derivedfrom", FALSE ) > 0)
        {
            QStringList sParts = QStringList::split( ' ', *it );

            if (sParts.count() > 2)
            {
                request.m_sSearchClass = sParts[2].stripWhiteSpace();
                request.m_sSearchClass.remove( '"' );

                break;
            }
        }
    }

    // ----------------------------------------------------------------------


    VERBOSE(VB_UPNP,QString("UPnpCDS::ProcessRequest \n"
                            ": url            = %1 \n"
                            ": Method         = %2 \n"
                            ": ObjectId       = %3 \n"
                            ": SearchCriteria = %4 \n"
                            ": Filter         = %5 \n"
                            ": StartingIndex  = %6 \n"
                            ": RequestedCount = %7 \n"
                            ": SortCriteria   = %8 \n"
                            ": SearchClass    = %9" )
                       .arg( pRequest->m_sBaseUrl     )
                       .arg( pRequest->m_sMethod      )
                       .arg( request.m_sObjectId      )
                       .arg( request.m_sSearchCriteria)
                       .arg( request.m_sFilter        )
                       .arg( request.m_nStartingIndex )
                       .arg( request.m_nRequestedCount)
                       .arg( request.m_sSortCriteria  )
                       .arg( request.m_sSearchClass   ));


    UPnpCDSExtension    *pExtension = m_extensions.first();

    //bool bSearchDone = false;

    while (( pExtension != NULL ) && (pResult == NULL))
    {
        //VERBOSE(VB_UPNP, QString("UPNP Search : Searching for : %1  / ObjectID : %2").arg(pExtension->m_sExtensionId).arg(request.m_sObjectId));
        pResult = pExtension->Search( &request );

    	pExtension = m_extensions.next();
    }

    if (pResult != NULL)
    {
        eErrorCode  = pResult->m_eErrorCode;
        sErrorDesc  = pResult->m_sErrorDesc;

        if (eErrorCode == UPnPResult_Success)
        {
            nNumberReturned = pResult->m_List.count();
            nTotalMatches   = pResult->m_nTotalMatches;
            nUpdateID       = pResult->m_nUpdateID;
            sResultXML      = pResult->GetResultXML();
            //bSearchDone = true;
        }

        delete pResult;
    }

    // nUpdateID       = 0;
    //VERBOSE(VB_UPNP,sResultXML);

    if (eErrorCode == UPnPResult_Success)
    {
        NameValueList list;
        QString sResults = DIDL_LITE_BEGIN;
        sResults += sResultXML;
        sResults += DIDL_LITE_END;

        list.append( new NameValue( "Result"        , sResults                          ));
        list.append( new NameValue( "NumberReturned", QString::number( nNumberReturned )));
        list.append( new NameValue( "TotalMatches"  , QString::number( nTotalMatches   )));
        list.append( new NameValue( "UpdateID"      , QString::number( nUpdateID       )));

        pRequest->FormatActionResponse( &list );
    }
    else
        UPnp::FormatErrorResponse( pRequest, eErrorCode, sErrorDesc );

}
Beispiel #2
0
void UPnpCDS::HandleSearch( HTTPRequest *pRequest )
{
    UPnpCDSExtensionResults *pResult  = NULL;
    UPnpCDSRequest           request;

    UPnPResultCode eErrorCode      = UPnPResult_InvalidAction;
    QString       sErrorDesc      = "";
    short         nNumberReturned = 0;
    short         nTotalMatches   = 0;
    short         nUpdateID       = 0;
    QString       sResultXML;

    DetermineClient( pRequest, &request );
    request.m_sObjectId         = pRequest->m_mapParams[ "ObjectID"      ];
    request.m_sContainerID      = pRequest->m_mapParams[ "ContainerID"   ];
    request.m_sFilter           = pRequest->m_mapParams[ "Filter"        ];
    request.m_nStartingIndex    = pRequest->m_mapParams[ "StartingIndex" ].toLong();
    request.m_nRequestedCount   = pRequest->m_mapParams[ "RequestedCount"].toLong();
    request.m_sSortCriteria     = pRequest->m_mapParams[ "SortCriteria"  ];
    request.m_sSearchCriteria   = pRequest->m_mapParams[ "SearchCriteria"];

    VERBOSE(VB_UPNP, QString("UPnpCDS::HandleSearch ObjectID=%1, ContainerId=%2")
                        .arg(request.m_sObjectId)
                        .arg(request.m_sContainerID));

    // ----------------------------------------------------------------------
    // Break the SearchCriteria into it's parts 
    // -=>TODO: This DOES NOT handle ('s or other complex expressions
    // ----------------------------------------------------------------------

    QRegExp  rMatch( "\\b(or|and)\\b" );
    rMatch.setCaseSensitivity(Qt::CaseInsensitive);

    request.m_sSearchList  = request.m_sSearchCriteria.split(
        rMatch, QString::SkipEmptyParts);
    request.m_sSearchClass = "object";  // Default to all objects.

    // ----------------------------------------------------------------------
    // -=>TODO: Need to process all expressions in searchCriteria... for now,
    //          Just focus on the "upnp:class derivedfrom" expression
    // ----------------------------------------------------------------------

    for ( QStringList::Iterator it  = request.m_sSearchList.begin(); 
                                it != request.m_sSearchList.end(); 
                              ++it ) 
    {
        if ((*it).contains("upnp:class derivedfrom", Qt::CaseInsensitive))
        {
            QStringList sParts = (*it).split(' ', QString::SkipEmptyParts);

            if (sParts.count() > 2)
            {
                request.m_sSearchClass = sParts[2].trimmed();
                request.m_sSearchClass.remove( '"' );

                break;
            }
        }
    }

    // ----------------------------------------------------------------------


    VERBOSE(VB_UPNP,QString("UPnpCDS::ProcessRequest \n"
                            ": url            = %1 \n"
                            ": Method         = %2 \n"
                            ": ObjectId       = %3 \n"
                            ": SearchCriteria = %4 \n"
                            ": Filter         = %5 \n"
                            ": StartingIndex  = %6 \n"
                            ": RequestedCount = %7 \n"
                            ": SortCriteria   = %8 \n"
                            ": SearchClass    = %9" )
                       .arg( pRequest->m_sBaseUrl     )
                       .arg( pRequest->m_sMethod      )
                       .arg( request.m_sObjectId      )
                       .arg( request.m_sSearchCriteria)
                       .arg( request.m_sFilter        )
                       .arg( request.m_nStartingIndex )
                       .arg( request.m_nRequestedCount)
                       .arg( request.m_sSortCriteria  )
                       .arg( request.m_sSearchClass   ));


    //bool bSearchDone = false;

    UPnpCDSExtensionList::iterator it = m_extensions.begin();
    for (; (it != m_extensions.end()) && !pResult; ++it)
        pResult = (*it)->Search(&request);

    if (pResult != NULL)
    {
        eErrorCode  = pResult->m_eErrorCode;
        sErrorDesc  = pResult->m_sErrorDesc;

        if (eErrorCode == UPnPResult_Success)
        {
            FilterMap filter =  (FilterMap) request.m_sFilter.split(',');
            nNumberReturned = pResult->m_List.count();
            nTotalMatches   = pResult->m_nTotalMatches;
            nUpdateID       = pResult->m_nUpdateID;
            sResultXML      = pResult->GetResultXML(filter);
            //bSearchDone = true;
        }

        delete pResult;
    }

    // nUpdateID       = 0;
    //VERBOSE(VB_UPNP,sResultXML);

    if (eErrorCode == UPnPResult_Success)
    {
        NameValues list;
        QString sResults = DIDL_LITE_BEGIN;
        sResults += sResultXML;
        sResults += DIDL_LITE_END;

        list.push_back(NameValue("Result",         sResults));
        list.push_back(NameValue("NumberReturned", nNumberReturned));
        list.push_back(NameValue("TotalMatches",   nTotalMatches));
        list.push_back(NameValue("UpdateID",       nUpdateID));

        pRequest->FormatActionResponse(list);
    }
    else
        UPnp::FormatErrorResponse( pRequest, eErrorCode, sErrorDesc );

}