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【Asp.Net】 doc、xls、ppt转换html代码
作者:Diana / 发布于2015/12/9/ 719

	using System;
	using System.Data;
	using System.Configuration;
	using System.Web;
	using System.Web.Security;
	using System.Web.UI;
	using System.Web.UI.WebControls;
	using System.Web.UI.WebControls.WebParts;
	using System.Web.UI.HtmlControls;

	
	using System.IO;
	using Microsoft.Office.Interop.Excel;
	using System.Diagnostics;
	using Microsoft.Office.Interop.PowerPoint;
	using Microsoft.Office;

	using System.Reflection;

	/// <summary>
	/// FileHtml 的摘要说明
	/// </summary>
	public class FileHtml
	{
	 //public static string FileToHtml(string filePath)
	 public static string FileToHtml(FileUpload FileUpload1)
	 {
	 string fileExtension = System.IO.Path.GetExtension(FileUpload1.FileName).ToLower();
	 string strss = "|doc|docx|";
	 string strss2 = "|xls|xlsx|";
	 string strss3 = "|ppt|pptx|";
	 if (strss.IndexOf("|" + fileExtension.Substring(1) + "|") > -1)
	 {
	 return wordToHtml(FileUpload1);
	 }
	 else if (strss2.IndexOf("|" + fileExtension.Substring(1) + "|") > -1)
	 {
	 return ExcelToHtml(FileUpload1);
	 }
	 else if (strss3.IndexOf("|" + fileExtension.Substring(1) + "|") > -1)
	 {
	 return PPTToHtlm(FileUpload1);
	 }
	 else
	 { return ""; }

	 }
	 /// <summary>
	 ///
	 /// </summary>
	 /// <param name="filePath">上传后文件的路径</param>
	 /// <returns></returns>
	 public static string wordToHtml(FileUpload FileUpload1)
	 {

	 try
	 {
	 Microsoft.Office.Interop.Word.ApplicationClass word = new Microsoft.Office.Interop.Word.ApplicationClass();
	 Type wordType = word.GetType();
	 Microsoft.Office.Interop.Word.Documents docs = word.Documents;
	 Type docsType = docs.GetType();

	 FilesOperate fo = new FilesOperate();
	 //定义服务器doc存储地址
	 string wordPath = System.Web.HttpContext.Current.Server.MapPath(fo.GetOriginalFullName(System.IO.Path.GetExtension(FileUpload1.FileName).ToLower().Substring(1)));
	 //保存至服务器
	 FileUpload1.SaveAs(wordPath);

	 object fileName1 = wordPath;
	 Microsoft.Office.Interop.Word.Document doc = (Microsoft.Office.Interop.Word.Document)docsType.InvokeMember("Open", System.Reflection.BindingFlags.InvokeMethod, null, docs, new Object[] { fileName1, true, true });

	 // 转换格式，另存为html
	 Type docType = doc.GetType();
	 string filename = fo.GetNewFileName() + ".html";
	 string fpath = fo.GetConvertDirectory();
	 string path = (System.Web.HttpContext.Current.Server.MapPath(fpath));
	 Directory.CreateDirectory(path);
	 //被转换的html文档保存的位置
	 object saveFileName = path + filename;
	 docType.InvokeMember("SaveAs", System.Reflection.BindingFlags.InvokeMethod, null, doc, new object[] { saveFileName, Microsoft.Office.Interop.Word.WdSaveFormat.wdFormatFilteredHTML });
	 // 退出 Word
	 wordType.InvokeMember("Quit", System.Reflection.BindingFlags.InvokeMethod, null, word, null);
	 //返回文件名
	 return (fpath + filename);
	 }
	 catch (Exception ex)
	 {
	 return ex.ToString();
	 }

	 }

	 /// <summary>
	 ///
	 /// </summary>
	 /// <param name="filePath">上传后文件的路径</param>
	 /// <returns></returns>
	 public static string PPTToHtlm(FileUpload FileUpload1)
	 {
	 try
	 {
	 FilesOperate fo = new FilesOperate();
	 //定义服务器doc存储地址
	 string wordPath = System.Web.HttpContext.Current.Server.MapPath(fo.GetOriginalFullName(System.IO.Path.GetExtension(FileUpload1.FileName).ToLower().Substring(1)));
	 //保存至服务器
	 FileUpload1.SaveAs(wordPath);

	 Microsoft.Office.Interop.PowerPoint.Application ppApp = new Microsoft.Office.Interop.PowerPoint.Application();

	
	 string filename = fo.GetNewFileName() + ".html";
	 string fpath = fo.GetConvertDirectory();
	 string path = (System.Web.HttpContext.Current.Server.MapPath(fpath));
	 Directory.CreateDirectory(path);

	 string saveFileName = path + filename;

	 Microsoft.Office.Interop.PowerPoint.Presentation prsPres = ppApp.Presentations.Open(wordPath, Microsoft.Office.Core.MsoTriState.msoTrue, Microsoft.Office.Core.MsoTriState.msoFalse, Microsoft.Office.Core.MsoTriState.msoFalse);

	 //被转换的html文档保存的位置
	 prsPres.SaveAs(saveFileName, Microsoft.Office.Interop.PowerPoint.PpSaveAsFileType.ppSaveAsHTML, Microsoft.Office.Core.MsoTriState.msoTrue);
	 prsPres.Close();
	 ppApp.Quit();

	 return (fpath + filename);
	 }
	 catch (Exception ex)
	 {
	 return ex.ToString();
	 }
	 }
	 /// <summary>
	 ///
	 /// </summary>
	 /// <param name="filePath">上传后文件的路径</param>
	 /// <returns></returns>
	 public static string ExcelToHtml(FileUpload FileUpload1)
	 {
	 try
	 {
	 FilesOperate fo = new FilesOperate();
	 //定义服务器doc存储地址
	 string wordPath = System.Web.HttpContext.Current.Server.MapPath(fo.GetOriginalFullName(System.IO.Path.GetExtension(FileUpload1.FileName).ToLower().Substring(1)));
	 //保存至服务器
	 FileUpload1.SaveAs(wordPath);

	
	 string filename = fo.GetNewFileName() + ".html";
	 string fpath = fo.GetConvertDirectory();
	 string path = (System.Web.HttpContext.Current.Server.MapPath(fpath));
	 Directory.CreateDirectory(path);

	 Directory.CreateDirectory(path);

	 //被转换的html文档保存的位置

	 object saveFileName = path + filename.Replace(":", "-");

	 Microsoft.Office.Interop.Excel.Application app = new Microsoft.Office.Interop.Excel.Application();
	 app.Visible = false;
	 object o = System.Reflection.Missing.Value;

	 _Workbook xls = app.Workbooks.Open(wordPath, o, true, o, o, o, o, o, o, o, o, o, o, o, o);
	 object fileName = saveFileName;
	 object format = Microsoft.Office.Interop.Excel.XlFileFormat.xlHtml;//Html

	
	 xls.SaveAs(fileName, format, o, o, o, o, XlSaveAsAccessMode.xlExclusive, o, o, o, o, o);
	 app.Quit();

	 return fpath + filename.Replace(":", "-");
	 }
	 catch (Exception ex)
	 {
	 return ex.ToString();
	 }

	 }

	}
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