PDFsurfaceController.cs

using System;
using System.Net;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Web;
using System.Web.Security;
using System.Web.Mvc;
using segalCollateral.Models;
using Umbraco.Web.Mvc;
using Umbraco.Core.Models.PublishedContent;
using Umbraco.Core.Models;
using Umbraco.Web;
using EvoPdf;
using System.Web.UI;

namespace segalCollateral.Controllers.SurfaceControllers
{
    
    public class PdfSurfaceController : SurfaceController
    {
        //Used with an ActionLink
        //@Html.ActionLink("Print Page", "ConvertHtmlToPdf", "PdfSurface", new {printBaseUrl = "http://mygtlawbenefits.com", printUrl = CurrentPage.Id, theFileName = "Greenberg Traurig 2015 Benefits Brochure", altTemplate = "templateAlias", headerTemplate = "templateAlias", headerH = 60}, null)
       
        public ActionResult ConvertHtmlToPdf(FormCollection collection, Pdfmodel m, string printBaseUrl, int printUrl, string theFileName, string altTemplate, string headerTemplate, int headerH)
        {
            if (!ModelState.IsValid)
                return CurrentUmbracoPage();

            
           
                var theNode = Umbraco.TypedContent(printUrl);
                string nodeName = theFileName;

                string url = umbraco.library.NiceUrlWithDomain(printUrl) + "/" + altTemplate;
                string headerHtmlUrl = Umbraco.UrlAbsolute(printUrl) + "/" + headerTemplate;
                string coverPage = Server.MapPath("~/PDF/2015Cover.pdf");
                string baseUrl = printBaseUrl;
               // HttpWebRequest myHttpWebRequest = (HttpWebRequest)WebRequest.Create(url);
                //myHttpWebRequest.Referer = printBaseUrl;
                // Create a HTML to PDF converter object with default settings
                HtmlToPdfConverter htmlToPdfConverter = new HtmlToPdfConverter();
                htmlToPdfConverter.PdfDocumentOptions.PdfPageSize = PdfPageSize.Letter;

                if (altTemplate == "EntireGuidePDF")
                {
                    // Set the PDF file to be inserted before conversion result
                    
                    htmlToPdfConverter.PdfDocumentOptions.AddStartDocument(coverPage);
                    string htmlPageNums = "<table style='width: 90%; margin: 0 auto; border: 0px;'><tr><td style='font-size: 12px; font-family: Arial, sans-serif;'>PDF File generated:" + DateTime.Now + "</td><td style='font-size: 12px; font-family: Arial, sans-serif; text-align: right;'>&p;</td></tr></table>";
                    
                    HtmlToPdfVariableElement footerHtmlWithPageNumbers = new HtmlToPdfVariableElement(htmlPageNums, baseUrl);
                    htmlToPdfConverter.PdfDocumentOptions.TopMargin = 30;
                    htmlToPdfConverter.PdfDocumentOptions.BottomMargin = 30;
                    htmlToPdfConverter.PdfDocumentOptions.ShowFooter = true;
                    //string footerHtmlUrl = baseUrl + "/pdfFooter";
                    htmlToPdfConverter.PdfFooterOptions.FooterHeight = 20;

                    htmlToPdfConverter.PdfFooterOptions.AddElement(footerHtmlWithPageNumbers);
                    htmlToPdfConverter.PdfBookmarkOptions.AutoBookmarksEnabled = true;
                    htmlToPdfConverter.PdfViewerPreferences.PageMode = ViewerPageMode.UseOutlines;
                }
            
                htmlToPdfConverter.PdfDocumentOptions.ShowHeader = true;
                //htmlToPdfConverter.PdfBookmarkOptions.HtmlElementSelectors = new string[] { "H1", "H2" };
               // htmlToPdfConverter.PdfViewerPreferences.PageMode = ViewerPageMode.UseOutlines;

                if (headerTemplate != "")
                {
                    // Set the header height in points
                    
                        htmlToPdfConverter.PdfHeaderOptions.HeaderHeight = headerH;
                    


                    

                    // Create a HTML element to be added in header
                    HtmlToPdfElement headerHtml = new HtmlToPdfElement(headerHtmlUrl);

                    // Set the HTML element to fit the container height
                    headerHtml.FitHeight = true;

                    // Add HTML element to header
                    htmlToPdfConverter.PdfHeaderOptions.AddElement(headerHtml);
                }

                // add the Forms Authentication cookie to request
                if (Request.Cookies[FormsAuthentication.FormsCookieName] != null)
                {
                    htmlToPdfConverter.HttpRequestCookies.Add(FormsAuthentication.FormsCookieName,
                         Request.Cookies[FormsAuthentication.FormsCookieName].Value);
                }
                // Set license key received after purchase to use the converter in licensed mode
                // Leave it not set to use the converter in demo mode
                htmlToPdfConverter.LicenseKey = "";


                // The buffer to receive the generated PDF document
                byte[] outPdfBuffer = null;

                // Convert the HTML page given by an URL to a PDF document in a memory buffer
                outPdfBuffer = htmlToPdfConverter.ConvertUrl(url);


                FileResult fileResult = new FileContentResult(outPdfBuffer, "application/pdf");
                fileResult.FileDownloadName = nodeName + ".pdf";

                return (fileResult);

                


        }

    }

   

}