使用reportviwer中的rdlc导出pdf时设置pdf的密码 [英] set Password for pdf while exporting the pdf using rdlc from reportviwer

问题描述

大家好，

请帮助我，



用报告查看器生成pdf报告如何设置密码为pdf。



i通过使用类型pdf后面的代码来做，但我想在导出到pdf点击那个时候我需要为生成设置密码pdf文件。



我做了什么我把代码粘贴在这里。

Hi All,
Please help me,

when generating the report with pdf by report viewer how can i set password to pdf.

i did by using code behind with type pdf,but i want when export to pdf clicking that time i need to set password for generated pdf file.

what i did i paste the code here.

using Microsoft.Reporting.WebForms;
using System.Drawing;
using System.Drawing.Imaging;
using System.Drawing.Printing;
using iTextSharp.text;
using iTextSharp.text.pdf;
using System.IO;
using System.Text;

public void DownloadCertificate()
{
 rvLMSReport.LocalReport.DataSources.Add(new ReportDataSource("CertificateofTraining", TraineeCertificat));
                rvLMSReport.LocalReport.EnableExternalImages = true;
                string reportType = "PDF";
                string mimeType;
                string encoding;
                string fileNameExtension;
                string deviceInfo =
                "<deviceinfo>" +
                "  <outputformat>PDF</outputformat>" +
                "  <pagewidth>21cm</pagewidth>" +
                "  <pageheight>29.7cm</pageheight>" +
                "</deviceinfo>";
                Warning[] warnings;
                string[] streams;
                byte[] renderedBytes;
                //Render the report
                renderedBytes = rvLMSReport.LocalReport.Render(
                    reportType,
                    deviceInfo,
                    out mimeType,
                    out encoding,
                    out fileNameExtension,
                    out streams,
                    out warnings);
                //Response.Clear();
                //Response.ContentType = mimeType;
                //string path = System.IO.Path.GetTempPath();
                //filePath = System.IO.Path.Combine(path, reportname + "." + fileNameExtension);
                //Response.AddHeader("content-disposition", "attachment; filename=" + reportname + "." + fileNameExtension);
                //Response.BinaryWrite(renderedBytes);
                // Response.End();
                ReportEntityOperations objreportentity = new ReportEntityOperations();
                objreportentity = TraineeCertificat.ToList().FirstOrDefault();
                string CertificatePassword = GetUniqCode(8);
                string Username = objreportentity.UserFullName;
                string Coursename = objreportentity.CourseName;
                string mailSub = "Your Status";
                CompanyEmailSetting ObjComEmailSetting = new CompanyEmailSetting();
                CompanyEmailSettingBLL objCompanyEmailSettingBLL = new CompanyEmailSettingBLL();
                LanguageCompanyEmailSetting LangESettings = new LanguageCompanyEmailSetting();
                LanguageCompanyEmailSettingBLL objLanguageCompanyEmailSettingBLL = new LanguageCompanyEmailSettingBLL();
                ObjComEmailSetting = objCompanyEmailSettingBLL.SelectByCompanyId(objreportentity.CompanyId);
                string mailBody = "You have get the Certificate Password " + "'" + CertificatePassword + "'" + " and with this you can open the Your Certificate'" + objreportentity.CourseName + "'Cresent'";
                SendMail(objreportentity.TrainingRequestId, Guid.Empty, "Hello "+objreportentity.UserFullName, "Course", ObjComEmailSetting.EmailSMTPAddress, ObjComEmailSetting.EmailFromAddress, mailSub, mailBody, "[e-mail]", objreportentity.CompanyId, 1);
                using (MemoryStream input = new MemoryStream(renderedBytes))
                {
                    using (MemoryStream output = new MemoryStream())
                    {
                        PdfReader reader = new PdfReader(input);
                        PdfEncryptor.Encrypt(reader, output, true, CertificatePassword, CertificatePassword, PdfWriter.ALLOW_SCREENREADERS);
                        renderedBytes = output.ToArray();
                        Response.ContentType = "application/pdf";
                        Response.AddHeader("content-disposition", "attachment;filename=" + reportname + "." + fileNameExtension);
                        Response.Cache.SetCacheability(HttpCacheability.NoCache);
                        Response.BinaryWrite(renderedBytes);
                        Response.Flush();
                        Response.Close();
                        //Response.End();
                    }
                }

            }
            catch (Exception ex)
            {

            }

推荐答案

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http://stackoverflow.com/questions/370571/password-protected-pdf-using-c-sharp[^]

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