word、ppt轉換爲pdf

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Microsoft.Office.Core;
using Word = Microsoft.Office.Interop.Word;
using Microsoft.Office.Interop.Word;
using PowerPoint = Microsoft.Office.Interop.PowerPoint;

namespace Jxd.Mvc.Common.DataBase
{
    public class Office2PdfHelper
    {
        //// <summary>
        /// 把Word文件轉換成pdf文件2
        /// </summary>
        /// <param name="sourcePath0">須要轉換的文件路徑和文件名稱</param>
        /// <param name="targetPath">轉換完成後的文件的路徑和文件名名稱</param>
        /// <returns>成功返回true,失敗返回false</returns>sourcePath0和targetPath都是物理路徑
        public static bool WordToPdf(string sourcePath0, string targetPath)
        {
            object sourcePath = sourcePath0;
            bool result = false;
            WdExportFormat wdExportFormatPDF = WdExportFormat.wdExportFormatPDF;
            object missing = Type.Missing;
            Microsoft.Office.Interop.Word.ApplicationClass applicationClass = null;
            Microsoft.Office.Interop.Word.Document document = null;
            try
            {
                applicationClass = new Microsoft.Office.Interop.Word.ApplicationClass();
                document = applicationClass.Documents.Open(ref sourcePath, ref missing, ref missing, ref missing, ref missing, ref missing, ref missing, ref missing, ref missing, ref missing, ref missing, ref missing, ref missing, ref missing, ref missing, ref missing);
                if (document != null)
                {
                    document.ExportAsFixedFormat(targetPath, wdExportFormatPDF, false, WdExportOptimizeFor.wdExportOptimizeForPrint, WdExportRange.wdExportAllDocument, 0, 0, WdExportItem.wdExportDocumentContent, true, true, WdExportCreateBookmarks.wdExportCreateWordBookmarks, true, true, false, ref missing);
                }
                result = true;
            }
            catch
            {
                result = false;
            }
            finally
            {
                if (document != null)
                {
                    document.Close(ref missing, ref missing, ref missing);
                    document = null;
                }
                if (applicationClass != null)
                {
                    applicationClass.Quit(ref missing, ref missing, ref missing);
                    applicationClass = null;
                }
            }
            return result;
        }

        //// <summary>
        /// 把ppt文件轉換成pdf文件2
        /// </summary>
        /// <param name="sourcePath">須要轉換的文件路徑和文件名稱</param>
        /// <param name="targetPath">轉換完成後的文件的路徑和文件名名稱</param>
        /// <returns>成功返回true,失敗返回false</returns>
        public static bool PPTConvertToPDF(string sourcePath, string targetPath)
        {
            bool result;
            PowerPoint.PpSaveAsFileType ppSaveAsFileType = PowerPoint.PpSaveAsFileType.ppSaveAsPDF;//轉換成pdf
            object missing = Type.Missing;
            PowerPoint.ApplicationClass application = null;
            PowerPoint.Presentation persentation = null;
            try
            {
                application = new Microsoft.Office.Interop.PowerPoint.ApplicationClass();
                persentation = application.Presentations.Open(sourcePath, MsoTriState.msoTrue, MsoTriState.msoFalse, MsoTriState.msoFalse);
                if (persentation != null)
                {
                    persentation.SaveAs(targetPath, ppSaveAsFileType, MsoTriState.msoTrue);
                }
                result = true;
            }
            catch
            {
                result = false;
            }
            finally
            {
                if (persentation != null)
                {
                    persentation.Close();
                    persentation = null;
                }
                if (application != null)
                {
                    application.Quit();
                    application = null;
                }
            }
            return result;
        }

    }
}