private void DownloadMissingFiles_FromReport(IEnumerable <DemFileReport> report, DEMDataSet dataSet)
{
// Generate metadata files if missing
foreach (var file in report.Where(r => r.IsMetadataGenerated == false && r.IsExistingLocally == true))
{
_IRasterService.GenerateFileMetadata(file.LocalName, dataSet.FileFormat, false);
}
List <DemFileReport> filesToDownload = new List <DemFileReport>(report.Where(kvp => kvp.IsExistingLocally == false));
if (filesToDownload.Count == 0)
{
_logger?.LogTrace("No missing file(s).");
}
else
{
_logger?.LogInformation($"Downloading {filesToDownload.Count} missing file(s).");
try
{
Parallel.ForEach(filesToDownload, file =>
{
_IRasterService.DownloadRasterFile(file, dataSet);
}
);
_IRasterService.GenerateDirectoryMetadata(dataSet, false, false);
_IRasterService.LoadManifestMetadata(dataSet, true);
}
catch (AggregateException ex)
{
_logger?.LogError(ex, $"Error downloading missing files. Check internet connection or retry later. {ex.GetInnerMostException().Message}");
throw;
}
}
}
public IEnumerable <DEMFileSource> GetFileSources(DEMDataSet dataset)
{
foreach (var file in Directory.GetFiles(dataset.DataSource.IndexFilePath, "*" + dataset.FileFormat.FileExtension, SearchOption.AllDirectories))
{
var metadataPath = Path.Combine(Path.GetDirectoryName(file), RasterService.MANIFEST_DIR, Path.ChangeExtension(Path.GetFileName(file), ".json"));
if (!File.Exists(metadataPath))
{
_rasterService.GenerateFileMetadata(file, dataset.FileFormat, false);
}
FileMetadata metadata = JsonConvert.DeserializeObject <FileMetadata>(File.ReadAllText(metadataPath));
yield return(new DEMFileSource()
{
BBox = metadata.BoundingBox
,
LocalFileName = file
});
}
}
