public static OperationsWorkflow CreatePDFReductionWorkflow(PDFReduceActionConfiguration reduceActionConfiguration)
{
List <Operation> actionsToBePerformed = new List <Operation>
{
new Operation(Operation.OperationType.LoadPDF, reduceActionConfiguration.OutputVersion),
new Operation(Operation.OperationType.ReducePDF, reduceActionConfiguration)
};
return(new OperationsWorkflow(actionsToBePerformed, OperationsWorkflow.SaveOperationType.SavePDF));
}
private PdfReduceResponse HandleReducePDF(PDFApi pdfApiInstance, PDFReduceActionConfiguration actionConfiguration, FileToProcess fileToProcess, string fileID, int workerNumber, List <string> warnings)
{
PdfReduceParameters reduceParameters = PassportPDFParametersUtilities.GetReduceParameters(actionConfiguration, fileID);
PdfReduceResponse reduceResponse = PassportPDFRequestsUtilities.SendReduceRequest(pdfApiInstance, reduceParameters, workerNumber, fileToProcess.FileAbsolutePath, FileOperationStartEventHandler);
if (reduceResponse.WarningsInfo != null)
{
foreach (ReduceWarningInfo warning in reduceResponse.WarningsInfo)
{
warnings.Add(LogMessagesUtils.GetWarningStatustext(warning, fileToProcess.FileAbsolutePath));
}
}
return(reduceResponse);
}
public static void ParseCommandLineArgs(string[] args, ApplicationConfiguration applicationConfiguration, PDFReduceActionConfiguration reduceActionConfiguration = null, PDFOCRActionConfiguration ocrActionConfiguration = null, ImageSaveAsPDFMRCActionConfiguration imageSaveAsPdfMrcActionConfiguration = null, DocumentLoadAsPDFActionConfiguration loadAsPdfActionConfiguration = null)
{
for (int index = 0; index < args.Length; index++)
{
if (!ParseApplicationConfigurationArgument(args, index, applicationConfiguration))
{
if (reduceActionConfiguration != null)
{
ParseReduceActionConfigurationArgument(args, index, reduceActionConfiguration);
}
if (ocrActionConfiguration != null)
{
ParseOCRActionConfigurationArgument(args, index, ocrActionConfiguration);
}
if (imageSaveAsPdfMrcActionConfiguration != null)
{
ParseSaveImageAsPdfMrcConfigurationArgument(args, index, imageSaveAsPdfMrcActionConfiguration);
}
if (loadAsPdfActionConfiguration != null)
{
ParseDocumentLoadAsPdfConfigurationArgument(args, index, loadAsPdfActionConfiguration);
}
}
}
}
private WorkflowProcessingResult ProcessWorkflow(PDFApi pdfApiInstance, ImageApi imageApiInstance, OperationsWorkflow workflow, FileToProcess fileToProcess, int workerNumber)
{
List <string> warningMessages = new List <string>();
bool contentRemoved = false;
bool versionChanged = false;
bool linearized = false;
string fileID = null;
foreach (Operation operation in workflow.OperationsToBePerformed)
{
Error actionError = null;
ReduceErrorInfo reduceErrorInfo = null;
long remainingTokens = 0;
if (_cancellationPending)
{
return(null);
}
switch (operation.Type)
{
case Operation.OperationType.LoadPDF:
PdfVersion outputVersion = (PdfVersion)operation.Parameters;
PdfLoadDocumentResponse loadDocumentResponse = HandleLoadPDF(pdfApiInstance, outputVersion, fileToProcess, workerNumber);
if (loadDocumentResponse == null)
{
OnError(LogMessagesUtils.ReplaceMessageSequencesAndReferences(FrameworkGlobals.MessagesLocalizer.GetString("message_invalid_response_received", FrameworkGlobals.ApplicationLanguage), actionName: "Load"));
return(null);
}
remainingTokens = loadDocumentResponse.RemainingTokens;
actionError = loadDocumentResponse.Error;
fileID = loadDocumentResponse.FileId;
break;
case Operation.OperationType.LoadImage:
ImageLoadResponse imageLoadResponse = HandleLoadImage(imageApiInstance, fileToProcess, workerNumber);
if (imageLoadResponse == null)
{
OnError(LogMessagesUtils.ReplaceMessageSequencesAndReferences(FrameworkGlobals.MessagesLocalizer.GetString("message_invalid_response_received", FrameworkGlobals.ApplicationLanguage), actionName: "Load"));
return(null);
}
remainingTokens = imageLoadResponse.RemainingTokens;
actionError = imageLoadResponse.Error;
fileID = imageLoadResponse.FileId;
break;
case Operation.OperationType.ReducePDF:
PDFReduceActionConfiguration reduceActionConfiguration = (PDFReduceActionConfiguration)operation.Parameters;
PdfReduceResponse reduceResponse = HandleReducePDF(pdfApiInstance, reduceActionConfiguration, fileToProcess, fileID, workerNumber, warningMessages);
if (reduceResponse == null)
{
OnError(LogMessagesUtils.ReplaceMessageSequencesAndReferences(FrameworkGlobals.MessagesLocalizer.GetString("message_invalid_response_received", FrameworkGlobals.ApplicationLanguage), actionName: "Reduce"));
return(null);
}
remainingTokens = reduceResponse.RemainingTokens;
contentRemoved = reduceResponse.ContentRemoved;
versionChanged = reduceResponse.VersionChanged;
actionError = reduceResponse.Error;
reduceErrorInfo = reduceResponse.ErrorInfo;
linearized = reduceActionConfiguration.FastWebView;
break;
case Operation.OperationType.OCRPDF:
PDFOCRActionConfiguration ocrActionConfiguration = (PDFOCRActionConfiguration)operation.Parameters;
PdfOCRResponse ocrResponse = HandleOCRPDF(pdfApiInstance, ocrActionConfiguration, fileToProcess, fileID, workerNumber);
if (ocrResponse == null)
{
OnError(LogMessagesUtils.ReplaceMessageSequencesAndReferences(FrameworkGlobals.MessagesLocalizer.GetString("message_invalid_response_received", FrameworkGlobals.ApplicationLanguage), actionName: "OCR"));
return(null);
}
remainingTokens = ocrResponse.RemainingTokens;
actionError = ocrResponse.Error;
break;
}
if (actionError != null)
{
string errorMessage = reduceErrorInfo != null && reduceErrorInfo.ErrorCode != ReduceErrorCode.OK ? ErrorManager.GetMessageFromReduceActionError(reduceErrorInfo, fileToProcess.FileAbsolutePath) : ErrorManager.GetMessageFromPassportPDFError(actionError, operation.Type, fileToProcess.FileAbsolutePath);
OnError(errorMessage);
return(null);
}
else
{
RemainingTokensUpdateEventHandler.Invoke(remainingTokens);
}
}
return(new WorkflowProcessingResult(contentRemoved, versionChanged, linearized, fileID, warningMessages));
}
private static void ParseReduceActionConfigurationArgument(string[] args, int index, PDFReduceActionConfiguration reduceActionConfiguration)
{
switch (args[index].ToString())
{
case "/DC": //disable the "color detection" option
reduceActionConfiguration.EnableColorDetection = false;
break;
case "/CR": //enable the "automatic char repair" option
reduceActionConfiguration.EnableCharRepair = true;
break;
case "/DR": //disable the "recompress images" option
reduceActionConfiguration.RecompressImages = false;
break;
case "/DU": //disable the "discard unused objects" option
reduceActionConfiguration.PackDocument = false;
break;
case "/DD": //disable the "downscale images" option
reduceActionConfiguration.DownscaleImages = false;
break;
case "/Q": //image quality
if (args.Length > index + 1)
{
int quality;
if (int.TryParse(args[index + 1], out quality))
{
if (quality >= (int)ImageQuality.ImageQualityLow && quality <= (int)ImageQuality.ImageQualityVeryHigh)
{
reduceActionConfiguration.ImageQuality = (ImageQuality)quality;
}
}
}
break;
case "/R": //downscale resolution
if (args.Length > index + 1)
{
int resolution;
if (int.TryParse(args[index + 1], out resolution))
{
if (resolution > 0)
{
reduceActionConfiguration.DownscaleResolution = resolution;
}
}
}
break;
case "/DJ2K": //disable the "JPEG 2000 compression" option
reduceActionConfiguration.EnableJPEG2000 = false;
break;
case "/DJ2": //disable the "JBIG2 compression" option:
reduceActionConfiguration.EnableJBIG2 = false;
break;
case "/RF": //remove formfields
reduceActionConfiguration.RemoveFormFields = true;
break;
case "/RA": //remove annotations
reduceActionConfiguration.RemoveAnnotations = true;
break;
case "/RH": //remove hyperlinks
reduceActionConfiguration.RemoveHyperlinks = true;
break;
case "/RB": //remove bookmarks
reduceActionConfiguration.RemoveBookmarks = true;
break;
case "/RBP": //remove blank pages
reduceActionConfiguration.RemoveBlankPages = true;
break;
case "/RE": //remove embedded files
reduceActionConfiguration.RemoveEmbeddedFiles = true;
break;
case "/RJ": // remove JavaScript
reduceActionConfiguration.RemoveJavaScript = true;
break;
case "/LINEARIZED": //enable fast web view
reduceActionConfiguration.FastWebView = true;
break;
case "/MRC": //enable MRC
reduceActionConfiguration.EnableMRC = true;
break;
}
}
