// reset path recursively
void QgsGeoNodeServiceItem::replacePath( QgsDataItem *item, QString before, QString after )
{
item->setPath( item->path().replace( before, after ) );
const QVector< QgsDataItem * > children = item->children();
for ( QgsDataItem *subItem : children )
{
replacePath( subItem, before, after );
}
}
std::string
replacePath(const std::string& path)
{ return replacePath(path.c_str()); }
QVector<QgsDataItem *> QgsGeoNodeServiceItem::createChildren()
{
QVector<QgsDataItem *> children;
QHash<QgsDataItem *, QString> serviceItems; // service/provider key
int layerCount = 0;
// Try to open with service provider
bool skipProvider = false;
QgsGeoNodeConnectionItem *parentItem = dynamic_cast<QgsGeoNodeConnectionItem *>( mParent );
QString pathPrefix = parentItem->mGeoNodeName.toLower() + QStringLiteral( ":/" );
while ( !skipProvider )
{
const QString &key = mServiceName != QStringLiteral( "WFS" ) ? QStringLiteral( "wms" ) : mServiceName;
std::unique_ptr< QLibrary > library( QgsProviderRegistry::instance()->createProviderLibrary( key ) );
if ( !library )
{
skipProvider = true;
continue;
}
dataItemProviders_t *dataItemProvidersFn = reinterpret_cast< dataItemProviders_t * >( cast_to_fptr( library->resolve( "dataItemProviders" ) ) );
dataItem_t *dItem = ( dataItem_t * ) cast_to_fptr( library->resolve( "dataItem" ) );
if ( !dItem && !dataItemProvidersFn )
{
skipProvider = true;
continue;
}
QString path = pathPrefix + mName;
QVector<QgsDataItem *> items;
QList<QgsDataItemProvider *> *providerList = dataItemProvidersFn();
for ( QgsDataItemProvider *pr : qgis::as_const( *providerList ) )
{
if ( !pr->name().startsWith( mServiceName ) )
continue;
items = pr->createDataItems( path, this );
if ( !items.isEmpty() )
{
break;
}
}
if ( items.isEmpty() )
{
skipProvider = true;
continue;
}
if ( mServiceName == QStringLiteral( "XYZ" ) )
{
return items;
}
for ( QgsDataItem *item : qgis::as_const( items ) )
{
item->populate( true ); // populate in foreground - this is already run in a thread
layerCount += item->rowCount();
if ( item->rowCount() > 0 )
{
serviceItems.insert( item, key );
}
else
{
//delete item;
}
}
skipProvider = true;
}
auto serviceItemIt = serviceItems.constBegin();
for ( ; serviceItemIt != serviceItems.constEnd(); ++serviceItemIt )
{
QgsDataItem *item = serviceItemIt.key();
QString providerKey = serviceItemIt.value();
// Add layers directly to service item
const QVector< QgsDataItem * > serviceChildItems = item->children();
for ( QgsDataItem *subItem : serviceChildItems )
{
if ( subItem->path().endsWith( QStringLiteral( "error" ) ) )
{
continue;
}
item->removeChildItem( subItem );
subItem->setParent( this );
replacePath( subItem, providerKey.toLower() + QStringLiteral( ":/" ), pathPrefix );
children.append( subItem );
}
delete item;
}
return children;
}
