Playground_sample: Resolved the feedback.

Annotation/Retrieve-review-status-from-the-existing-PDF-annotations/.NET/Program.cs

@@ -14,24 +14,23 @@
 PdfLoadedPage loadedPage = loadedDocument.Pages[0] as PdfLoadedPage;
 
 //Get the annotation.
-PdfLoadedRectangleAnnotation loadedMarkup = loadedPage.Annotations[0] as PdfLoadedRectangleAnnotation;
+PdfLoadedRectangleAnnotation rectangleAnnotation = loadedPage.Annotations[0] as PdfLoadedRectangleAnnotation;
 
 //Get the review history collection for the annotation.
-PdfLoadedPopupAnnotationCollection reviewCollection = loadedMarkup.ReviewHistory;
-
-//Get annotation state.
-PdfAnnotationState state = reviewCollection[0].State;
-
-//Get annotation state model.
-PdfAnnotationStateModel model = reviewCollection[0].StateModel;
-
-//Get the comments of the annotation.
-PdfLoadedPopupAnnotationCollection commentsCollection = loadedMarkup.Comments;
-
-//Get the review history of the comment.
-PdfLoadedPopupAnnotationCollection reviewCollection1 = commentsCollection[0].ReviewHistory;
-
-Console.WriteLine("Successfully retrive review status from PDF document");
+PdfLoadedPopupAnnotationCollection reviewCollection = rectangleAnnotation.ReviewHistory;
+
+//Iterate through the review history collection.
+foreach (PdfLoadedPopupAnnotation review in reviewCollection)
+{
+    //Get the author of the annotation.
+    string author = review.Author;
+    //Get the state of the annotation.
+    PdfAnnotationState state = review.State;
+    //Get the state model of the annotation.
+    PdfAnnotationStateModel model = review.StateModel;
+
+    Console.WriteLine("Author of the reviewer: " + author + "\r\nState: " + state + "\r\nState Model: " + model);
+}
 
 //Closes the document.
 loadedDocument.Close(true);

Annotation/Retrieve-the-annotation-comments-from-the-existing-PDF/.NET/Retrieve-the-annotation-comments-from-the-existing-PDF/Program.cs → Annotation/Retrieve-the-annotation-comments-from-the-existing-PDF/.NET/Program.cs

@@ -4,6 +4,7 @@
 using Syncfusion.Pdf.Interactive;
 using Syncfusion.Pdf.Parsing;
 
+//Get stream from the existing PDF document. 
 //Get stream from the existing PDF document. 
 FileStream docStream = new FileStream(Path.GetFullPath(@"Data/Input.pdf"), FileMode.Open, FileAccess.Read);
 
@@ -14,12 +15,21 @@
 PdfLoadedPage loadedPage = loadedDocument.Pages[0] as PdfLoadedPage;
 
 //Get the annotation.
-PdfLoadedRectangleAnnotation loadedMarkup = loadedPage.Annotations[0] as PdfLoadedRectangleAnnotation;
+PdfLoadedRectangleAnnotation rectangleAnnotation = loadedPage.Annotations[0] as PdfLoadedRectangleAnnotation;
 
 //Get the comments of the annotation.
-PdfLoadedPopupAnnotationCollection commentsCollection = loadedMarkup.Comments;
-
-Console.WriteLine("Successfully retrive annotation comments from PDF document");
+PdfLoadedPopupAnnotationCollection commentsCollection = rectangleAnnotation.Comments;
+
+//Iterate through the comments collection.
+foreach (PdfLoadedPopupAnnotation comment in commentsCollection)
+{
+    //Get the author of the comment.
+    string author = comment.Author;
+    //Get the content
+    string content = comment.Text;
+
+    Console.WriteLine("Author of the comment: " + author + "\r\nContent: " + content);
+}
 
 //Closes the document.
 loadedDocument.Close(true);

Annotation/Retrieve-the-annotation-comments-from-the-existing-PDF/.NET/Retrieve-the-annotation-comments-from-the-existing-PDF.sln

@@ -3,7 +3,7 @@ Microsoft Visual Studio Solution File, Format Version 12.00
 # Visual Studio Version 17
 VisualStudioVersion = 17.1.32407.343
 MinimumVisualStudioVersion = 10.0.40219.1
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Retrieve-the-annotation-comments-from-the-existing-PDF", "Retrieve-the-annotation-comments-from-the-existing-PDF\Retrieve-the-annotation-comments-from-the-existing-PDF.csproj", "{D3C293E5-D34E-447F-99DD-DE563FFB9BA9}"
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Retrieve-the-annotation-comments-from-the-existing-PDF", "Retrieve-the-annotation-comments-from-the-existing-PDF.csproj", "{D3C293E5-D34E-447F-99DD-DE563FFB9BA9}"
 EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution

Digital Signature/Customized-revocation-validation/.NET/Customized-revocation-validation/Program.cs

@@ -1,32 +1,33 @@
 using Syncfusion.Pdf.Parsing;
 using Syncfusion.Pdf.Security;
 
-
 //Gets the stream from the document
 FileStream documentStream = new FileStream(Path.GetFullPath(@"Data/Input.pdf"), FileMode.Open, FileAccess.Read);
 
 //Loads an existing signed PDF document
-
 PdfLoadedDocument document = new PdfLoadedDocument(documentStream);
 
 // Gets the signature field
-
 PdfLoadedSignatureField signatureField = document.Form.Fields[0] as PdfLoadedSignatureField;
 
 // Signature validation options
-
 PdfSignatureValidationOptions options = new PdfSignatureValidationOptions();
 
 // Sets the revocation type
-
 options.RevocationValidationType = RevocationValidationType.Crl;
 
 // Validate signature and get validation result
-
 PdfSignatureValidationResult result = signatureField.ValidateSignature(options);
 
-Console.WriteLine("Successfully validate customized revocation");
+//Check whether the CRL is revoked
+if (result.RevocationResult.IsRevokedCRL)
+{
+    Console.WriteLine("CRL is revoked");
+}
+else
+{
+    Console.WriteLine("CRL is not revoked");
+}
 
 // Closes the document
-
 document.Close(true);

Digital Signature/Get-LTV-information/.NET/Get-LTV-information/Program.cs

@@ -1,45 +1,33 @@
-
-
-using Syncfusion.Pdf.Parsing;
+using Syncfusion.Pdf.Parsing;
 using Syncfusion.Pdf.Security;
 
 //Gets the stream from the document
 FileStream documentStream = new FileStream(Path.GetFullPath(@"Data/Input.pdf"), FileMode.Open, FileAccess.Read);
 
 //Loads an existing signed PDF document
-
 PdfLoadedDocument document = new PdfLoadedDocument(documentStream);
 
 // Gets the signature field
-
 PdfLoadedSignatureField signatureField = document.Form.Fields[0] as PdfLoadedSignatureField;
 
 // Validates signature and get validation result
-
 PdfSignatureValidationResult result = signatureField.ValidateSignature();
 
 // Gets the LTV verification Information.
-
 LtvVerificationInfo ltvVerificationInfo = result.LtvVerificationInfo;
 
 // Checks whether the signature document LTV is enabled.
-
 bool isLtvEnabled = ltvVerificationInfo.IsLtvEnabled;
 
-Console.WriteLine("isLtvEnabled :" + isLtvEnabled);
-
 // Checks whether the signature document has CRL embedded.
-
 bool isCrlEmbedded = ltvVerificationInfo.IsCrlEmbedded;
 
-Console.WriteLine("isCrlEmbedded :" + isCrlEmbedded);
-
 // Checks whether the signature document has OCSP embedded.
-
 bool isOcspEmbedded = ltvVerificationInfo.IsOcspEmbedded;
 
-Console.WriteLine("isOcspEmbedded :" + isOcspEmbedded);
+Console.WriteLine("LTV enabled: " + isLtvEnabled);
+Console.WriteLine("CRL embedded: " + isCrlEmbedded);
+Console.WriteLine("OCSP embedded: " + isOcspEmbedded);
 
 // Closes the document
-
 document.Close(true);

Digital Signature/Validate-all-signatures-in-digitally-signed-PDF/.NET/Validate-all-signatures-in-digitally-signed-PDF/Program.cs

@@ -28,7 +28,7 @@
 List<PdfSignatureValidationResult> results;
 bool isValid = loadedDocument.Form.Fields.ValidateSignatures(collection, out results);
 
-Console.WriteLine("Successfully validate all signatures in digitally signed PDF");
+Console.WriteLine("All signatures in the document are valid: " + isValid);
 
 //Close the document.
 loadedDocument.Close(true);

Digital Signature/Validate-the-digitally-signed-PDF-signature/.NET/Validate-the-digitally-signed-PDF-signature/Program.cs

@@ -36,19 +36,28 @@
 //Checks whether the document is modified or not.
 bool isModified = result.IsDocumentModified;
 
+Console.WriteLine("Document modified: " + isModified);
+
 //Signature details.
 string issuerName = signatureField.Signature.Certificate.IssuerName;
 DateTime validFrom = signatureField.Signature.Certificate.ValidFrom;
 DateTime validTo = signatureField.Signature.Certificate.ValidTo;
 string signatureAlgorithm = result.SignatureAlgorithm;
 DigestAlgorithm digestAlgorithm = result.DigestAlgorithm;
 
+Console.WriteLine("Issuer Name: " + issuerName);
+Console.WriteLine("Valid From: " + validFrom);
+Console.WriteLine("Valid To: " + validTo);
+Console.WriteLine("Signature Algorithm: " + signatureAlgorithm);
+Console.WriteLine("Digest Algorithm: " + digestAlgorithm);
+
 //Revocation validation details.
 RevocationResult revocationDetails = result.RevocationResult;
 RevocationStatus revocationStatus = revocationDetails.OcspRevocationStatus;
 bool isRevokedCRL = revocationDetails.IsRevokedCRL;
 
-Console.WriteLine("Successfully validate all signatures in digitally signed PDF");
+Console.WriteLine("Revocation Status: " + revocationStatus);
+Console.WriteLine("Is Revoked CRL: " + isRevokedCRL);
 
 //Close the document.
 loadedDocument.Close(true);

Security/Load-an-encrypt-only-attachment-document/.NET/Load-an-encrypt-only-attachment-document/Load-an-encrypt-only-attachment-document.csproj

@@ -16,6 +16,9 @@
     <None Update="Data\Input.pdf">
       <CopyToOutputDirectory>Always</CopyToOutputDirectory>
     </None>
+    <None Update="Output\.gitkeep">
+      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
+    </None>
   </ItemGroup>
 
 </Project>

Security/Load-an-encrypt-only-attachment-document/.NET/Load-an-encrypt-only-attachment-document/Program.cs

@@ -12,12 +12,10 @@
 //Accessing the attachments.
 foreach (PdfAttachment attachment in document.Attachments)
 {
-    FileStream stream = new FileStream(attachment.FileName, FileMode.Create);
+    FileStream stream = new FileStream(Path.GetFullPath(@"Output/") + attachment.FileName, FileMode.Create);
     stream.Write(attachment.Data, 0, attachment.Data.Length);
     stream.Dispose();
 }
 
-Console.WriteLine("Successfully loaded an encrypt only attachment document");
-
 //Close the document.
 document.Close(true);

Security/Set-user-password-when-accessing-the-attachment/.NET/Set-user-password-when-accessing-the-attachment/Program.cs

@@ -14,13 +14,12 @@
 //Accessing the attachments.
 foreach (PdfAttachment attachment in document.Attachments)
 {
-    FileStream stream = new FileStream(attachment.FileName, FileMode.Create);
+    FileStream stream = new FileStream(Path.GetFullPath(@"Output/") + attachment.FileName, FileMode.Create);
 
     stream.Write(attachment.Data, 0, attachment.Data.Length);
 
     stream.Dispose();
 }
-Console.WriteLine("Successfully set user password when accessing the attachment");
 
 //Close the document.
 document.Close(true);

Security/Set-user-password-when-accessing-the-attachment/.NET/Set-user-password-when-accessing-the-attachment/Set-user-password-when-accessing-the-attachment.csproj

@@ -16,6 +16,9 @@
     <None Update="Data\Input.pdf">
       <CopyToOutputDirectory>Always</CopyToOutputDirectory>
     </None>
+    <None Update="Output\.gitkeep">
+      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
+    </None>
   </ItemGroup>
 
 </Project>

ZUGFeRD/Extract-ZUGFeRD-invoice-from-PDF-document/.NET/Extract-ZUGFeRD-invoice-from-PDF-document/Extract-ZUGFeRD-invoice-from-PDF-document.csproj

@@ -16,6 +16,9 @@
     <None Update="Data\Input.pdf">
       <CopyToOutputDirectory>Always</CopyToOutputDirectory>
     </None>
+    <None Update="Output\.gitkeep">
+      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
+    </None>
   </ItemGroup>
 
 </Project>

ZUGFeRD/Extract-ZUGFeRD-invoice-from-PDF-document/.NET/Extract-ZUGFeRD-invoice-from-PDF-document/Program.cs

@@ -13,10 +13,10 @@
 foreach (PdfAttachment attachment in loadedDocument.Attachments)
 {
     //Extracts the ZUGFeRD invoice attachment and saves it to the disk.
-    FileStream s = new FileStream(attachment.FileName, FileMode.Create, FileAccess.Write);
+    FileStream s = new FileStream(Path.GetFullPath(@"Output/") + attachment.FileName, FileMode.Create, FileAccess.Write);
     s.Write(attachment.Data, 0, attachment.Data.Length);
     s.Dispose();
 }
-Console.WriteLine("Successfully extract ZUGFeRD invoice from PDF document");
+
 //Close the PDF document. 
 loadedDocument.Close(true);