ASP.net 文档的上传与下载代码,Asp.Net代码库,德仔网

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【Asp.Net】 ASP.net 文档的上传与下载
作者:Dezai.CN / 发布于2012/10/9/ 515
ASP.net 文档的上传与下载
<div>//上传</div>
<div></div>
<div><span style="color: rgb(0, 0, 255);"><</span><span style="color: rgb(128, 0, 0);">asp:FileUpload </span><span style="color: rgb(255, 0, 0);">ID</span><span style="color: rgb(0, 0, 255);">="file_note"</span><span style="color: rgb(255, 0, 0);"> runat</span><span style="color: rgb(0, 0, 255);">="server"</span><span style="color: rgb(0, 0, 255);">/></span></div>
<div></div>
<div>/// <summary>
 /// 上传文件的根目录
 /// </summary>
 private string bootPath = HttpContext.Current.Request.PhysicalApplicationPath + "Files\\";
 protected void tb_upload_Click(object sender, EventArgs e)
 {
 if (file_note.HasFile)
 {
 //判断文件是否小于10Mb 
 if (file_note.PostedFile.ContentLength < 10485760)
 {
 EPEManager.Model.EnvProject.EnvProjectFile fileModel = new EPEManager.Model.EnvProject.EnvProjectFile();
 fileModel.Name = file_note.FileName.Substring(0, file_note.FileName.LastIndexOf('.'));
 fileModel.Form = file_note.FileName.Split('.')[file_note.FileName.Split('.').Length - 1];
 fileModel.EnvProjectID = int.Parse(hd_envProjectID.Value);
 fileModel.UploadTime = Convert.ToDateTime(tb_fileTime.Text);</div>
<div> fileModel.FilePath = bootPath+string.Format("{0:yyyyMMddHHmmss}", DateTime.Now) + "." + fileModel.Form;
 fileModel.Note = tb_fileNote.Text;
 
 try
 {
 //上传文件并指定上传目录的路径 
 file_note.PostedFile.SaveAs(fileModel.FilePath);</div>
<div> _bll.insertEnvProjectFile(fileModel);
 
 }
 catch (Exception ex)
 {
 }
 }
 }
 Response.Redirect(HttpContext.Current.Request.Url.PathAndQuery);
 }
<div></div>
<div>//下载</div>
<div></div>
<div><asp:Repeater ID="rptEquipmentList" runat="server" OnItemCommand="rptEquipmentList_ItemCommand">
 <HeaderTemplate>
 <table border="0" cellpadding="0" cellspacing="0" align="center" width="100%">
 </HeaderTemplate>
 <ItemTemplate>
 <tr onmousemove="this.style.backgroundColor='#FEFDEB'" onmouseout="this.style.backgroundColor=''"
 class="td_top">
 <td style="width: 1%;" class="td_top">
 <asp:CheckBox ID="CheckBox1" runat="server" />
 </td> 
 <td style="width: 10%; text-align: left;" class="td_top">
 <%# Eval("uploadTime")%>
 </td> 
 <td style="width: 10%; text-align: left;" class="td_top">
 <%# Eval("name")%>
 </td>
 <td style="width: 10%; text-align: left;" class="td_top">
 <%# Eval("form")%>
 </td>
 <td style="width: 15%; text-align: left;" class="td_top">
 <%# Eval("note")%>
 </td>
 <td style="width: 15%; text-align: left;" class="td_top">
 
 <asp:LinkButton ID="LinkButton1" runat="server" CommandArgument='<%#Eval("filepath").ToString().Length==0?"":Eval("filepath")%>' CommandName="DownFile" Text=""><img src="../images/Admins/edit.gif" alt="" border="0" />下载</asp:LinkButton>
 <%-- <a onclick="down(<%# Eval("filepath") %>);" style="color: #555555;">
 <img src="../images/Admins/edit.gif" alt="" border="0" />&nbsp;下载</a>--%>
 <asp:LinkButton ID="lbtDelete" CommandName="lbtDelete" ForeColor="#555555" Font-Size="9pt" CommandArgument="<%# Bind('id') %>" OnClientClick="return confirm('确认删除该的记录吗？')" runat="server"><img src="../images/Admins/delete.gif" alt="" border="0" />&nbsp;删除</asp:LinkButton>
 
 </td>
 
 </tr>
 </ItemTemplate>
 <FooterTemplate>
 </table>
 </FooterTemplate>
 </asp:Repeater></div>
<div></div>
<div>protected void rptEquipmentList_ItemCommand(object source, RepeaterCommandEventArgs e)
 {
 if (e.CommandName == "lbtDelete")
 {
 _bll.DeleteEnvProjectFileByID(int.Parse(e.CommandArgument.ToString()));
 Response.Redirect(HttpContext.Current.Request.Url.PathAndQuery);
 }
 else if (e.CommandName == "DownFile")
 {
 string path = e.CommandArgument.ToString();
 FileInfo fi = new FileInfo(path);</div>
<div> //判断文件是否存在
 if (fi.Exists)
 {
 //将文件保存到本机上
 Response.Clear();
 Response.AddHeader("Content-Disposition", "attachment; filename=" + Server.UrlEncode(fi.Name));
 Response.AddHeader("Content-Length", fi.Length.ToString());
 Response.ContentType = "application/octet-stream";
 Response.Filter.Close();
 Response.WriteFile(fi.FullName);
 Response.End();
 }
 
 }
 }
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