/**************************************************************************/
public List <KeyValuePair <string, string> > GetOutLinks()
{
int TotalPages = this.Pdf.GetNumberOfPages();
List <KeyValuePair <string, string> > OutLinks = new List <KeyValuePair <string, string> >(TotalPages);
for (int i = 1; i <= TotalPages; i++)
{
PdfPage Page = this.Pdf.GetPage(i);
int AnnotationsCount = Page.GetAnnotations().Count;
if (AnnotationsCount > 0)
{
IList <PdfAnnotation> Annotations = Page.GetAnnotations();
foreach (PdfAnnotation Annotation in Annotations)
{
if (Annotation.GetSubtype().Equals(PdfName.Link))
{
PdfLinkAnnotation LinkAnnotation = (PdfLinkAnnotation)Annotation;
if (LinkAnnotation.GetAction().Get(PdfName.URI) != null)
{
string Url = LinkAnnotation.GetAction().Get(PdfName.URI).ToString();
if ((!string.IsNullOrEmpty(Url)) && (!string.IsNullOrWhiteSpace(Url)))
{
try
{
Uri ParsedUri = new Uri(Url);
if (ParsedUri.Scheme.ToLower().Equals("http") || ParsedUri.Scheme.ToLower().Equals("https"))
{
KeyValuePair <string, string> LinkPair = new KeyValuePair <string, string>(
LinkAnnotation.GetAction().Get(PdfName.URI).ToString(),
"PDF Annotation Link"
);
OutLinks.Add(LinkPair);
}
}
catch (Exception ex)
{
this.DebugMsg(ex.Message);
}
}
}
}
}
}
}
return(OutLinks);
}
public void OneFile_LinksToTheNextFile_UpdatesLink(string exeFileName)
{
HtmlToPdfRunner runner = new HtmlToPdfRunner(exeFileName);
string htmlFile2Contents = @"
<html>
<head>
</head>
<body>
Page 2
</body>
</html>";
using (TempHtmlFile htmlFile2 = new TempHtmlFile(htmlFile2Contents))
{
string htmlFile1Contents = $@"
<html>
<head>
</head>
<body>
Page 1
<br/>
<a href=""{htmlFile2.FilePath}"">Page 2</a>
</body>
</html>";
using (TempHtmlFile htmlFile1 = new TempHtmlFile(htmlFile1Contents))
{
using (TempPdfFile pdfFile = new TempPdfFile(this.TestContext))
{
string commandLine = $"\"{htmlFile1.FilePath}\" \"{htmlFile2.FilePath}\" \"{pdfFile.FilePath}\"";
HtmlToPdfRunResult result = runner.Run(commandLine);
Assert.AreEqual(0, result.ExitCode, result.Output);
using (PdfReader pdfReader = new PdfReader(pdfFile.FilePath))
{
using (PdfDocument pdfDocument = new PdfDocument(pdfReader))
{
Assert.AreEqual(2, pdfDocument.GetNumberOfPages());
// get the first page
PdfPage pdfPage = pdfDocument.GetPage(1);
// get link annotations
List <PdfLinkAnnotation> linkAnnotations = pdfPage.GetAnnotations().OfType <PdfLinkAnnotation>().ToList();
Assert.AreEqual(1, linkAnnotations.Count);
// get the first link annotation
PdfLinkAnnotation linkAnnotation = linkAnnotations.ElementAt(0);
Assert.IsNotNull(linkAnnotation);
// get action
PdfDictionary action = linkAnnotation.GetAction();
Assert.IsNotNull(action);
// get GoTo sub-type
PdfName s = action.GetAsName(PdfName.S);
if (exeFileName == HtmlToPdfRunner.HtmlToPdfExe)
{
Assert.AreEqual(PdfName.GoTo, s);
// get destination
PdfArray destination = action.GetAsArray(PdfName.D);
PdfIndirectReference destinationPageReference = destination.GetAsDictionary(0).GetIndirectReference();
PdfName zoom = destination.GetAsName(1);
PdfNumber pageOffset = destination.GetAsNumber(2);
// get expected values
PdfPage pdfPage2 = pdfDocument.GetPage(2);
PdfDictionary page2Dictionary = pdfPage2.GetPdfObject();
PdfIndirectReference expectedPageReference = page2Dictionary.GetIndirectReference();
PdfName expectedZoom = PdfName.FitH;
float expectedPageOffset = pdfPage2.GetPageSize().GetTop();
// assert
Assert.AreEqual(expectedPageReference, destinationPageReference);
Assert.AreEqual(expectedZoom, zoom);
Assert.AreEqual(expectedPageOffset, pageOffset.FloatValue());
}
else if (exeFileName == HtmlToPdfRunner.WkhtmltopdfExe)
{
Assert.AreEqual(PdfName.URI, s);
PdfString uri = action.GetAsString(PdfName.URI);
Assert.AreEqual(htmlFile2.FilePath, HttpUtility.UrlDecode(uri.ToString()));
}
}
}
}
}
}
}
