protected int ParseToc()
{
_outline = new List <BookItem>();
PdfDocument pdfDoc = new PdfDocument(new PdfReader(_src_file));
PdfOutline pdfOutline = pdfDoc.GetOutlines(false);
PdfNameTree destsTree = pdfDoc.GetCatalog().GetNameTree(PdfName.Dests);
GetBookmark(pdfOutline, destsTree.GetNames(), pdfDoc);
pdfDoc.Close();
return(0);
}
protected void ManipulatePdf(String dest)
{
PdfDocument pdfDoc = new PdfDocument(new PdfReader(SRC), new PdfWriter(dest));
Dictionary <String, PdfString> renamed = new Dictionary <String, PdfString>();
PdfNameTree nameTree = pdfDoc.GetCatalog().GetNameTree(PdfName.Dests);
IDictionary <String, PdfObject> names = nameTree.GetNames();
List <String> keys = new List <string>(names.Keys);
// Loop over all named destinations and rename its string values with new names
foreach (String key in keys)
{
String newName = "new" + key;
names.Add(newName, names[key]);
names.Remove(key);
renamed.Add(key, new PdfString(newName));
}
// Specify that the name tree has been modified
// This implies that the name tree will be rewritten on close() method.
nameTree.SetModified();
PdfDictionary page = pdfDoc.GetPage(1).GetPdfObject();
PdfArray annotations = page.GetAsArray(PdfName.Annots);
// Loop over all link annotations of the first page and change their destinations.
for (int i = 0; i < annotations.Size(); i++)
{
PdfDictionary annotation = annotations.GetAsDictionary(i);
PdfDictionary action = annotation.GetAsDictionary(PdfName.A);
if (action == null)
{
continue;
}
PdfString n = action.GetAsString(PdfName.D);
if (n != null && renamed.ContainsKey(n.ToString()))
{
action.Put(PdfName.D, renamed[n.ToString()]);
}
}
pdfDoc.Close();
}
public static List <Bookmark> GetBookmarks(string sourceFile)
{
PdfDocument doc = new PdfDocument(new PdfReader(sourceFile));
PdfNameTree destsTree = doc.GetCatalog().GetNameTree(PdfName.Dests);
PdfOutline outlines = doc.GetOutlines(false);
List <Bookmark> bookmarks = new List <Bookmark>();
if (outlines != null)
{
ListBookmarks(outlines, destsTree.GetNames(), doc, bookmarks, 0, Guid.Empty);
}
for (int i = 0; i < bookmarks.Count; i++)
{
Bookmark mark = bookmarks[i];
Bookmark leveled = bookmarks.FirstOrDefault(x
=> x.Level == mark.Level &&
bookmarks.IndexOf(x) > i &&
x.ParentId == mark.ParentId);
if (leveled != null)
{
mark.EndPage = leveled.StartPage - 1;
}
else
{
Bookmark levelUp = bookmarks.FirstOrDefault(x => x.Level <mark.Level && bookmarks.IndexOf(x)> i);
if (levelUp != null)
{
mark.EndPage = levelUp.StartPage - 1;
}
else
{
mark.EndPage = doc.GetPageNumber(doc.GetLastPage());
}
}
}
doc.Close();
return(bookmarks);
}
/// <summary>Gets the annotation specified by /A and /P entry values.</summary>
/// <param name="pdfDocument">specifies the corresponding document</param>
/// <returns>the annotation specified by /A and /P entry value.</returns>
public virtual PdfFileAttachmentAnnotation GetAnnotation(PdfDocument pdfDocument)
{
PdfObject pValue = GetPdfObject().Get(PdfName.P);
PdfPage page = null;
if (pValue is PdfNumber)
{
// zero-based index is used
page = pdfDocument.GetPage(((PdfNumber)pValue).IntValue() + 1);
}
else
{
if (pValue is PdfString)
{
PdfNameTree destsTree = pdfDocument.GetCatalog().GetNameTree(PdfName.Dests);
IDictionary <String, PdfObject> dests = destsTree.GetNames();
PdfArray pdfArray = (PdfArray)dests.Get(((PdfString)pValue).GetValue());
if (null != pdfArray)
{
if (pdfArray.Get(0) is PdfNumber)
{
page = pdfDocument.GetPage(((PdfNumber)pdfArray.Get(0)).IntValue());
}
else
{
page = pdfDocument.GetPage((PdfDictionary)pdfArray.Get(0));
}
}
}
}
IList <PdfAnnotation> pageAnnotations = null;
if (null != page)
{
pageAnnotations = page.GetAnnotations();
}
PdfObject aValue = GetPdfObject().Get(PdfName.A);
PdfFileAttachmentAnnotation resultAnnotation = null;
if (null != pageAnnotations)
{
if (aValue is PdfNumber)
{
resultAnnotation = (PdfFileAttachmentAnnotation)pageAnnotations[((PdfNumber)aValue).IntValue()];
}
else
{
if (aValue is PdfString)
{
foreach (PdfAnnotation annotation in pageAnnotations)
{
if (aValue.Equals(annotation.GetName()))
{
resultAnnotation = (PdfFileAttachmentAnnotation)annotation;
break;
}
}
}
}
}
if (null == resultAnnotation)
{
ILog logger = LogManager.GetLogger(typeof(iText.Kernel.Pdf.Action.PdfTarget));
logger.Error(iText.IO.LogMessageConstant.SOME_TARGET_FIELDS_ARE_NOT_SET_OR_INCORRECT);
}
return(resultAnnotation);
}
