public class Script
{
    /// <summary>
    /// 
    /// </summary>
    /// <param name="PROJECTFOLDERPATH">Name of the directory (containing .el? files) in which all projects will be exported to PDF</param>
    [DeclareAction("ProjectsInFolderToPdfAction")]
    public void ProjectsInFolderToPdf(String PROJECTFOLDERPATH)
    {
        Progress progress = new Progress("SimpleProgress");
        progress.BeginPart(100, "");
        progress.SetAllowCancel(true);
        progress.ShowImmediately();

        //resolve path variables
        PROJECTFOLDERPATH = PathMap.SubstitutePath(PROJECTFOLDERPATH);

        //get all projects in the directory
        System.IO.DirectoryInfo oDi = new System.IO.DirectoryInfo(PROJECTFOLDERPATH);
        System.IO.FileInfo[] oFiles = oDi.GetFiles("*.el?");
        int iFiles = oFiles.Length;

        foreach (System.IO.FileInfo oElkFile in oFiles)
        {
            if (!progress.Canceled())
            {
                progress.BeginPart(100 / iFiles, "PDF Export");

                ActionCallingContext pdfContext = new ActionCallingContext();
                pdfContext.AddParameter("LogMsgActionDone", "true");
                pdfContext.AddParameter("PROJECTNAME", oElkFile.FullName);
                pdfContext.AddParameter("TYPE", "PDFPROJECTSCHEME");
                if (!System.IO.Directory.Exists(oElkFile.FullName.Replace(oElkFile.Extension, ".edb") + "\\DOC"))
                {
                    System.IO.Directory.CreateDirectory(oElkFile.FullName.Replace(oElkFile.Extension, ".edb") + "\\DOC");
                }
                pdfContext.AddParameter("EXPORTFILE", oElkFile.FullName.Replace(oElkFile.Extension, ".edb") + "\\DOC\\" + oElkFile.Name.Replace(oElkFile.Extension, ".pdf"));
                new CommandLineInterpreter().Execute("export", pdfContext);
                progress.EndPart();
            }
        }
        progress.EndPart(true);
    }
}