void UPnpCDS::HandleBrowse( HTTPRequest *pRequest )
{
UPnpCDSExtensionResults *pResult = NULL;
UPnpCDSRequest request;
request.m_sObjectId = pRequest->m_mapParams[ "ObjectID" ];
request.m_sContainerID = pRequest->m_mapParams[ "ContainerID" ];
request.m_sParentId = "0";
request.m_eBrowseFlag = GetBrowseFlag( pRequest->m_mapParams[ "BrowseFlag" ] );
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" ];
/*
VERBOSE(VB_UPNP,QString("UPnpCDS::ProcessRequest \n"
": url = %1 \n"
": Method = %2 \n"
": ObjectId = %3 \n"
": BrowseFlag = %4 \n"
": Filter = %5 \n"
": StartingIndex = %6 \n"
": RequestedCount = %7 \n"
": SortCriteria = %8 " )
.arg( pRequest->m_sBaseUrl )
.arg( pRequest->m_sMethod )
.arg( request.m_sObjectId )
.arg( request.m_eBrowseFlag )
.arg( request.m_sFilter )
.arg( request.m_nStartingIndex )
.arg( request.m_nRequestedCount)
.arg( request.m_sSortCriteria ));
*/
UPnPResultCode eErrorCode = UPnPResult_CDS_NoSuchObject;
QString sErrorDesc = "";
short nNumberReturned = 0;
short nTotalMatches = 0;
short nUpdateID = 0;
QString sResultXML;
VERBOSE(VB_UPNP, QString("UPnpCDS::HandleBrowse ObjectID=%1, ContainerId=%2")
.arg(request.m_sObjectId)
.arg(request.m_sContainerID));
if (request.m_sObjectId == "0")
{
// ------------------------------------------------------------------
// This is for the root object... lets handle it.
// ------------------------------------------------------------------
switch( request.m_eBrowseFlag )
{
case CDS_BrowseMetadata:
{
// ----------------------------------------------------------------------
// Return Root Object Only
// ----------------------------------------------------------------------
eErrorCode = UPnPResult_Success;
nNumberReturned = 1;
nTotalMatches = 1;
nUpdateID = m_root.m_nUpdateId;
m_root.SetChildCount( m_extensions.count() );
sResultXML = m_root.toXml();
break;
}
case CDS_BrowseDirectChildren:
{
// Loop Through each extension and Build the Root Folders
// -=>TODO: Need to handle StartingIndex & RequestedCount
eErrorCode = UPnPResult_Success;
nTotalMatches = m_extensions.count();
nUpdateID = m_root.m_nUpdateId;
if (request.m_nRequestedCount == 0)
request.m_nRequestedCount = nTotalMatches;
short nStart = Max( request.m_nStartingIndex, short( 0 ));
short nCount = Min( nTotalMatches, request.m_nRequestedCount );
UPnpCDSExtension *pExtension = m_extensions.at( nStart );
UPnpCDSRequest childRequest;
childRequest.m_sParentId = "0";
childRequest.m_eBrowseFlag = CDS_BrowseMetadata;
childRequest.m_sFilter = "";
childRequest.m_nStartingIndex = 0;
childRequest.m_nRequestedCount = 1;
childRequest.m_sSortCriteria = "";
while (( pExtension != NULL ) && (nNumberReturned < nCount ))
{
childRequest.m_sObjectId = pExtension->m_sExtensionId;
pResult = pExtension->Browse( &childRequest );
if (pResult != NULL)
{
if (pResult->m_eErrorCode == UPnPResult_Success)
{
sResultXML += pResult->GetResultXML();
nNumberReturned ++;
}
delete pResult;
}
pExtension = m_extensions.next();
}
break;
}
default: break;
}
}
else
{
// ------------------------------------------------------------------
// Look for a CDS Extension that knows how to handle this ObjectID
// ------------------------------------------------------------------
UPnpCDSExtension *pExtension = m_extensions.first();
while (( pExtension != NULL ) && (pResult == NULL))
{
VERBOSE(VB_UPNP, QString("UPNP Browse : Searching for : %1 / ObjectID : %2").arg(pExtension->m_sExtensionId).arg(request.m_sObjectId));
pResult = pExtension->Browse( &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();
}
delete pResult;
}
}
// ----------------------------------------------------------------------
// Output Results of Browse Method
// ----------------------------------------------------------------------
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 );
}
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 );
}
void UPnpCDS::HandleBrowse( HTTPRequest *pRequest )
{
UPnpCDSExtensionResults *pResult = NULL;
UPnpCDSRequest request;
DetermineClient( pRequest, &request );
request.m_sObjectId = pRequest->m_mapParams[ "ObjectID" ];
request.m_sContainerID = pRequest->m_mapParams[ "ContainerID" ];
request.m_sParentId = "0";
request.m_eBrowseFlag =
GetBrowseFlag( pRequest->m_mapParams[ "BrowseFlag" ] );
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" ];
#if 0
LOG(VB_UPNP, LOG_DEBUG, QString("UPnpCDS::ProcessRequest \n"
": url = %1 \n"
": Method = %2 \n"
": ObjectId = %3 \n"
": BrowseFlag = %4 \n"
": Filter = %5 \n"
": StartingIndex = %6 \n"
": RequestedCount = %7 \n"
": SortCriteria = %8 " )
.arg( pRequest->m_sBaseUrl )
.arg( pRequest->m_sMethod )
.arg( request.m_sObjectId )
.arg( request.m_eBrowseFlag )
.arg( request.m_sFilter )
.arg( request.m_nStartingIndex )
.arg( request.m_nRequestedCount)
.arg( request.m_sSortCriteria ));
#endif
UPnPResultCode eErrorCode = UPnPResult_CDS_NoSuchObject;
QString sErrorDesc = "";
short nNumberReturned = 0;
short nTotalMatches = 0;
short nUpdateID = 0;
QString sResultXML;
FilterMap filter = (FilterMap) request.m_sFilter.split(',');
LOG(VB_UPNP, LOG_INFO,
QString("UPnpCDS::HandleBrowse ObjectID=%1, ContainerId=%2")
.arg(request.m_sObjectId) .arg(request.m_sContainerID));
if (request.m_sObjectId == "0")
{
// ------------------------------------------------------------------
// This is for the root object... lets handle it.
// ------------------------------------------------------------------
switch( request.m_eBrowseFlag )
{
case CDS_BrowseMetadata:
{
// -----------------------------------------------------------
// Return Root Object Only
// -----------------------------------------------------------
eErrorCode = UPnPResult_Success;
nNumberReturned = 1;
nTotalMatches = 1;
nUpdateID = m_root.m_nUpdateId;
m_root.SetChildCount( m_extensions.count() );
sResultXML = m_root.toXml(filter);
break;
}
case CDS_BrowseDirectChildren:
{
// Loop Through each extension and Build the Root Folders
// -=>TODO: Need to handle StartingIndex & RequestedCount
eErrorCode = UPnPResult_Success;
nTotalMatches = m_extensions.count();
nUpdateID = m_root.m_nUpdateId;
if (request.m_nRequestedCount == 0)
request.m_nRequestedCount = nTotalMatches;
short nStart = Max( request.m_nStartingIndex, short( 0 ));
short nCount = Min( nTotalMatches, request.m_nRequestedCount );
UPnpCDSRequest childRequest;
DetermineClient( pRequest, &request );
childRequest.m_sParentId = "0";
childRequest.m_eBrowseFlag = CDS_BrowseMetadata;
childRequest.m_sFilter = "";
childRequest.m_nStartingIndex = 0;
childRequest.m_nRequestedCount = 1;
childRequest.m_sSortCriteria = "";
for (uint i = nStart;
(i < (uint)m_extensions.size()) &&
(nNumberReturned < nCount);
i++)
{
UPnpCDSExtension *pExtension = m_extensions[i];
childRequest.m_sObjectId = pExtension->m_sExtensionId;
pResult = pExtension->Browse( &childRequest );
if (pResult != NULL)
{
if (pResult->m_eErrorCode == UPnPResult_Success)
{
sResultXML += pResult->GetResultXML(filter);
nNumberReturned ++;
}
delete pResult;
}
}
break;
}
default: break;
}
}
else
{
// ------------------------------------------------------------------
// Look for a CDS Extension that knows how to handle this ObjectID
// ------------------------------------------------------------------
UPnpCDSExtensionList::iterator it = m_extensions.begin();
for (; (it != m_extensions.end()) && !pResult; ++it)
{
LOG(VB_UPNP, LOG_INFO,
QString("UPNP Browse : Searching for : %1 / ObjectID : %2")
.arg((*it)->m_sExtensionId).arg(request.m_sObjectId));
pResult = (*it)->Browse(&request);
}
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(filter);
}
delete pResult;
}
}
// ----------------------------------------------------------------------
// Output Results of Browse Method
// ----------------------------------------------------------------------
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 );
}