Wednesday, 29 July 2015

Exporting HTML to PDF in ASP.NET MVC C#

In this tutorial we are going to set up dev environment to use html to pdf converter and convert previously saved wikipedia page to pdf.

1. Download and install application from - FREE to use
2. Create new Asp.NET MVC application.
3. Add location to exe file in your web config file(this is installation path for previously installed wkhtmltopdf) - something like that :

 <add key="HtmlToPdfPath" value="C:\Program Files\wkhtmltopdf\bin\wkhtmltopdf.exe"/>

4. Download page and save it in My documents folder under PdfExample folder.

5. Create new api controller and call it HtmlPdf.
6. Alter Get(int value) web api method :

public string Get(string name)
            string path = System.IO.Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.MyDocuments), "PdfExample");

            if (File.Exists(string.Format("{0}\\{1}", path, name)))
                    string nameWithoutExtension = name.Replace(".html", string.Empty);
                    var psi = new ProcessStartInfo(System.Configuration.ConfigurationManager.AppSettings["HtmlToPdfPath"], string.Format("{0} {1}.pdf", name, nameWithoutExtension));
                    psi.WorkingDirectory = path + "/";

                    var proc = Process.Start(psi);

                    return "completed";
                catch (Exception ex)
                    return ex.InnerException.ToString();
                return "Failed to convert";


7. Run your application and open url:


8. In your folder PdfExample you can see pdf version of Cern wikipedia html website.

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