[英]PdfSharp - Javascript injected in PDF document do not work in Firefox
我有用於從文件流打印 PDF 文檔的代碼(使用 PdfSharp 庫):
private HttpResponseMessage PrintPdfDocument2(MemoryStream fileStream)
{
HttpResponseMessage result = new HttpResponseMessage(HttpStatusCode.OK);
PdfSharp.Pdf.PdfDocument document = PdfSharp.Pdf.IO.PdfReader.Open(fileStream);
PdfSharp.Pdf.PdfDictionary dict = new PdfSharp.Pdf.PdfDictionary(document);
dict.Elements["/S"] = new PdfSharp.Pdf.PdfName("/JavaScript");
dict.Elements["/JS"] = new PdfSharp.Pdf.PdfString("this.print(true);\r");
document.Internals.AddObject(dict);
document.Internals.Catalog.Elements["/OpenAction"] = PdfSharp.Pdf.Advanced.PdfInternals.GetReference(dict);
var outputStream = new MemoryStream();
document.Save(outputStream);
result.Content = new ByteArrayContent(outputStream.ToArray());
result.Content.Headers.ContentType = new MediaTypeHeaderValue("application/pdf");
return result;
}
它在 chrome 和 ie 中運行良好,但在 Firefox 中不起作用
對這個問題有什么想法嗎????
謝謝你們的閱讀!
我找到了解決方案(通過查看pdf.js 源代碼)
var dict = new PdfDictionary(document);
dict.Elements["/Type"] = new PdfName("/Action");
dict.Elements["/S"] = new PdfName("/Named");
dict.Elements["/N"] = new PdfName("/Print");
document.Internals.AddObject(dict);
document.Internals.Catalog.Elements["/OpenAction"] = PdfSharp.Pdf.Advanced.PdfInternals.GetReference(dict);
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