基于ASP.NET MVC 利用(Aspose+Pdfobject.js) 实现在线预览Word、Excel、PPT、PDF文件

#region

1. VS2010版本以及以上版本源码下载地址：http://download.csdn.net/download/u012949335/10231812
2. VS2012版本以及以上版本源码下载地址：http://download.csdn.net/download/u012949335/10232057

private bool PdfToHtml(string fileName, string tempFile, string saveDoc)
{
//---------------------读html模板页面到stringbuilder对象里----
StringBuilder htmltext = new StringBuilder();
using (StreamReader sr = new StreamReader(tempFile)) //模板页路径
{
String line;
while ((line = sr.ReadLine()) != null)
{
htmltext.Append(line);
}
sr.Close();
} fileName = fileName.Replace("\\", "/");
//----------替换htm里的标记为你想加的内容
htmltext.Replace("$PDFFILEPATH", fileName); //----------生成htm文件------------------――
using (StreamWriter sw = new StreamWriter(saveDoc, false,
System.Text.Encoding.GetEncoding("utf-8"))) //保存地址
{
sw.WriteLine(htmltext);
sw.Flush();
sw.Close(); } return true;
} private bool OfficeDocumentToHtml(string sourceDoc, string saveDoc)
{
bool result = false; //获取文件扩展名
string docExtendName = System.IO.Path.GetExtension(sourceDoc).ToLower();
switch (docExtendName)
{
case ".doc":
case ".docx":
Aspose.Words.Document doc = new Aspose.Words.Document(sourceDoc);
doc.Save(saveDoc, Aspose.Words.SaveFormat.Html); result = true;
break;
case ".xls":
case ".xlsx":
Workbook workbook = new Workbook(sourceDoc);
//workbook.Open(sourceDoc);
//workbook.Save(saveDoc, FileFormatType.AsposePdf);
workbook.Save(saveDoc, Aspose.Cells.SaveFormat.Html); result = true;
break;
case ".ppt":
case ".pptx":
//templateFile = templateFile.Replace("/", "\\");
//string templateFile = sourceDoc;
//templateFile = templateFile.Replace("/", "\\");
PresentationEx pres = new PresentationEx(sourceDoc);
pres.Save(saveDoc, Aspose.Slides.Export.SaveFormat.Html); result = true;
break;
default:
break;
} return result;
} #endregion [HttpGet]
public string CourseViewOnLine(string fileName)
{
//DataTable dtlist = new DataTable();
//dtlist.Columns.Add("TempDocHtml", typeof(string));
string json = "";
string fileDire = "../Files";
string sourceDoc = Path.Combine(fileDire, fileName);
string saveDoc = ""; string docExtendName = System.IO.Path.GetExtension(sourceDoc).ToLower();
bool result = false;
if (docExtendName == ".pdf")
{
//pdf模板文件
string tempFile = Path.Combine(fileDire, "temppdf.html");
saveDoc = Path.Combine(fileDire, "viewFiles/onlinepdf.html");
result = PdfToHtml(
sourceDoc,
System.Web.HttpContext.Current.Server.MapPath(tempFile),
System.Web.HttpContext.Current.Server.MapPath(saveDoc));
}
else
{
saveDoc = Path.Combine(fileDire, "viewFiles/onlineview.html");
result = OfficeDocumentToHtml(
System.Web.HttpContext.Current.Server.MapPath(sourceDoc),
System.Web.HttpContext.Current.Server.MapPath(saveDoc));
} if (result)
{
json = "{\"TempDocHtml\":\"" + saveDoc.Replace("\\","/") + "\"}";
//dtlist.Rows.Add(saveDoc);
} return json;
}

$(function () {
SexyLightbox.initialize({ color: 'white' });
});var viewDoc = function (fileName) {
showLoading("body", "正在生成预览"); //生成html文件
$.ajax({
url: "CourseViewOnLine?fileName=" + fileName,
type: "GET",
dataType: "json",
success: function (data) {
closeLoading(); //alert(JSON.stringify(data));
//alert(data[0].TempDocHtml);
var diag = new Dialog();
diag.Width = ;
diag.Height = ;
diag.Title = "内容页为外部连接的窗口";
diag.URL = data.TempDocHtml + "?ver=" + Math.random() * ;
diag.show(); //$("#hidePopupDialog").attr('href', '' + data[0].TempDocHtml + '?TB_iframe=true&height=450&width=920');
//$("#hidePopupDialog").click();
},
error: function () {
closeLoading();
alert('生成失败');
}
});
}// 加载遮罩
var showLoading = function (elementTag, message) {
var msg = message ? message : "加载数据，请稍候...";
$("<div class=\"datagrid-mask\"></div>").css({
display: "block", width: "100%",
height: $(elementTag).height()
}).appendTo(elementTag);
$("<div class=\"datagrid-mask-msg\"></div>")
.html(msg)
.appendTo(elementTag).css({ display: "block", left: "30%", top: ($(elementTag).height() - ) / });
};//关闭遮罩
var closeLoading = function () {
$('.datagrid-mask').remove();
$('.datagrid-mask-msg').remove();
};

<%@ Page Title="" Language="C#" MasterPageFile="~/Views/Shared/Site.Master" Inherits="System.Web.Mvc.ViewPage<dynamic>" %><asp:Content ID="Content1" ContentPlaceHolderID="TitleContent" runat="server">
IndexOnline
</asp:Content><asp:Content ID="Content2" ContentPlaceHolderID="MainContent" runat="server"> <h2>IndexOnline</h2>
<script src="../Scripts/jquery-1.8.2.js" type="text/javascript"></script>
<script src="../Scripts/Js/pdfobject/pdfobject.js" type="text/javascript"></script>
<script src="../Scripts/Js/index.js" type="text/javascript"></script>
<script src="../Scripts/Js/PopupDialog/jquery.easing.1.3.js" type="text/javascript"></script>
<script src="../Scripts/Js/PopupDialog/sexylightbox.v2.3.jquery.min.js" type="text/javascript"></script>
<script src="../Scripts/Js/zDialog/zDrag.js" type="text/javascript"></script>
<script src="../Scripts/Js/zDialog/zDialog.js" type="text/javascript"></script> <a class="docViewDownload"
onclick="viewDoc('wordtest1.doc');">Word&nbsp;预&nbsp;览
</a> <a class="docViewDownload"
onclick="viewDoc('exceltest.xls');">Excel&nbsp;预&nbsp;览
</a> <a class="docViewDownload"
onclick="viewDoc('ppttest.pptx');">PPT&nbsp;预&nbsp;览
</a>
<a class="docViewDownload"
onclick="viewDoc('pdftest.pdf');">PDF&nbsp;预&nbsp;览
</a>
</asp:Content>