private static bool MustProducedFileBeKept(WorkflowProcessingResult workflowProcessingResult, bool fileSizeReductionIsIntended, bool inputIsPdf, float inputFileSize, float producedFileSize)
{
if (fileSizeReductionIsIntended)
{
return(producedFileSize < inputFileSize || workflowProcessingResult.Linearized || !inputIsPdf || workflowProcessingResult.ContentRemoved || workflowProcessingResult.VersionChanged);
}
else
{
return(true);
}
}
private void Process(PDFApi pdfApi, ImageApi imageApi, int workerNumber, FileProductionRules fileProductionRules, OperationsWorkflow workflow, string destinationFolder, bool fileSizeReductionIsIntended)
{
while (PickFile(out FileToProcess fileToProcess))
{
if (_cancellationPending)
{
break;
}
try
{
long inputFileSize = FileUtils.GetFileSize(fileToProcess.FileAbsolutePath);
bool inputIsPDF = Path.GetExtension(fileToProcess.FileAbsolutePath).ToUpper() == ".PDF";
if (!CheckInputFileSizeValidity(inputFileSize, fileToProcess.FileAbsolutePath))
{
continue;
}
WorkflowProcessingResult workFlowProcessingResult = ProcessWorkflow(pdfApi, imageApi, workflow, fileToProcess, workerNumber);
if (workFlowProcessingResult != null)
{
string outputFileAbsolutePath = destinationFolder + fileToProcess.FileRelativePath;
bool fileSuccesfullyProcessed = HandleOutputFileProduction(fileToProcess, workFlowProcessingResult.FileID, workerNumber, workflow.SaveOperation, workflow.SaveOperationConfiguration, pdfApi, imageApi, fileProductionRules, workFlowProcessingResult, fileSizeReductionIsIntended, inputIsPDF, inputFileSize, outputFileAbsolutePath);
TryCloseDocumentAsync(pdfApi, workFlowProcessingResult.FileID);
if (fileSuccesfullyProcessed)
{
OnFileSuccesfullyProcessed(new FileOperationsResult(fileToProcess.FileAbsolutePath, inputFileSize, FileUtils.GetFileSize(outputFileAbsolutePath), !inputIsPDF), workFlowProcessingResult.WarningMessages);
}
else
{
continue;
}
}
}
catch (Exception exception)
{
OnError(ErrorManager.GetMessageFromException(exception, fileToProcess.FileAbsolutePath));
}
if (_workPaused && !_cancellationPending)
{
// If pause has been requested, wait for resume signal
WorkerPauseEventHandler.Invoke(workerNumber);
_waitHandle.WaitOne();
}
}
OnWorkerWorkCompletion(workerNumber);
}
private bool HandleOutputFileProduction(FileToProcess fileToProcess, string fileId, int workerNumber, OperationsWorkflow.SaveOperationType saveOperationType, object saveOperationConfiguration, PDFApi pdfApi, ImageApi imageApi, FileProductionRules fileProductionRules, WorkflowProcessingResult workflowProcessingResult, bool fileSizeReductionIsIntended, bool inputIsPDF, long inputFileSize, string outputFileAbsolutePath)
{
if (!DownloadAndSaveDocument(pdfApi, imageApi, fileId, workerNumber, saveOperationType, saveOperationConfiguration, DownloadOperationStartEventHandler, fileToProcess.FileAbsolutePath, out string downloadedDocumentFileName))
{
return(false);
}
bool keepProducedFile = MustProducedFileBeKept(workflowProcessingResult, fileSizeReductionIsIntended, inputIsPDF, inputFileSize, FileUtils.GetFileSize(downloadedDocumentFileName));
bool outputIsInput = FileUtils.AreSamePath(fileToProcess.FileAbsolutePath, outputFileAbsolutePath);
if (keepProducedFile)
{
if (fileProductionRules.DeleteOriginalFileOnSuccess && !outputIsInput)
{
try
{
FileUtils.DeleteFile(fileToProcess.FileAbsolutePath);
}
catch (Exception exception)
{
OnWarning(LogMessagesUtils.ReplaceMessageSequencesAndReferences(FrameworkGlobals.MessagesLocalizer.GetString("message_original_file_deletion_failure", FrameworkGlobals.ApplicationLanguage), fileName: fileToProcess.FileAbsolutePath, additionalMessage: exception.Message));
}
}
FileUtils.MoveFile(downloadedDocumentFileName, outputFileAbsolutePath);
File.SetCreationTime(outputFileAbsolutePath, File.GetCreationTime(fileToProcess.FileAbsolutePath));
}
else
{
if (!outputIsInput)
{
FileUtils.CopyFile(fileToProcess.FileAbsolutePath, outputFileAbsolutePath);
}
if (fileSizeReductionIsIntended)
{
// Inform file size reduction failure
workflowProcessingResult.WarningMessages.Add(LogMessagesUtils.GetWarningStatustext(new ReduceWarningInfo()
{
WarningCode = ReduceWarningCode.FileSizeReductionFailure
}, fileToProcess.FileAbsolutePath));
}
FileUtils.DeleteFile(downloadedDocumentFileName);
}
if (fileProductionRules.KeepWriteAndAccessTime)
{
FileUtils.SetOriginalLastAccessTime(fileToProcess.FileAbsolutePath, outputFileAbsolutePath);
}
return(true);
}
