public async Task <StacNode> ExtractMetadata(StacItemNode itemNode, IDestination destination, StacStoreService storeService)
{
StacNode newItemNode = itemNode;
foreach (var processing in processingManager.GetProcessings(ProcessingType.MetadataExtractor))
{
if (!processing.CanProcess(newItemNode, destination))
{
continue;
}
// Create a new destination for each processing
IDestination procDestination = destination.To(itemNode, processing.GetRelativePath(itemNode, destination));
var processedResource = await processing.Process(newItemNode, procDestination);
StacItemNode stacItemNode = processedResource as StacItemNode;
// Maybe the node is already a stac node
if (stacItemNode == null)
{
// No? Let's try to translate it to Stac
stacItemNode = await translatorManager.Translate <StacItemNode>(processedResource);
if (stacItemNode == null)
{
throw new InvalidDataException(string.Format("Impossible to translate node {0} into STAC.", processedResource.Uri));
}
}
newItemNode = await storeService.StoreItemNodeAtDestination(stacItemNode, destination);
}
return(newItemNode);
}
public async Task <StacNode> ExtractArchive(StacItemNode stacItemNode, IDestination destination, StacStoreService storeService)
{
StacNode newItemNode = stacItemNode;
foreach (var processing in processingManager.GetProcessings(ProcessingType.ArchiveExtractor))
{
if (!processing.CanProcess(newItemNode, destination))
{
continue;
}
// Create a new destination for each processing
IDestination procDestination = destination.To(stacItemNode, processing.GetRelativePath(stacItemNode, destination));
StacItemNode newStacItemNode = null;
try
{
var processedResource = await processing.Process(newItemNode, procDestination);
if (processedResource == null)
{
continue;
}
newStacItemNode = processedResource as StacItemNode;
// Maybe the node is already a stac node
if (newStacItemNode == null)
{
// No? Let's try to translate it to Stac
newStacItemNode = await translatorManager.Translate <StacItemNode>(processedResource);
if (newStacItemNode == null)
{
throw new InvalidDataException(string.Format("Impossible to translate node {0} into STAC.", processedResource.Uri));
}
}
}
catch (Exception e)
{
logger.LogWarning("Exception extracting archive assets in {0} : {1}", newItemNode.Uri, e.Message);
continue;
}
newItemNode = await storeService.StoreItemNodeAtDestination(newStacItemNode, destination);
break;
}
return(newItemNode);
}