文件上传用XML (转)[@more@]
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此文出自：ASPnet/display.aspx?id=12&Fid1=2&Fid2=4">http://etning.5i4k.net/aspnet/display.aspx?id=12&Fid1=2&Fid2=4
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C:cshARPexamplesbanana.jpg
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C:csharpexamplesevent.cs
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D:wwwroothelp.gif
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<-------------------!>
UP.ASPX
<%@ Page Language="C#" EnableSessionState="False" %>
<%@ Import Namespace="System" %>
<%@ Import Namespace="System.IO" %>
<%@ Import Namespace="System.Data" %>
<%-- These are the imported namespaces needed to run the guest book --%>
<A href="tag-364-1.html">UPLOAD</A>ing Files.
//This method is called when the upload button is clicked
public void Submit_Click(object sender, EventArgs e)
{
//the path to the Xml file which will contain all the data
string dataFile = "db/upload.xml" ;
try
{
//proceed only if the file is posted
if(file.PostedFile!=null)
{
errmess.Text="" ;
//Open a FileStream to the Database in read mode
FileStream fin;
fin= new FileStream(Server.MapPath(dataFile),FileMode.Open,FileAccess.Read,FileShare.ReadWrite);
//Create a DataSet object
DataSet guestData = new DataSet();
//Read data from the Database
guestData.ReadXml(fin);
fin.Close();
//extract the filename from the full file path
string nam = file.PostedFile.FileName ;
int i= nam.LastIndexOf("") ;
string newnm =nam.Substring(i) ;
//Create a new DataRow from the DataSet Schema
DataRow newRow = guestData.Tables[0].NewRow();
//Fill the DataRow with form values
newRow["title"]=title.Text;
newRow["file"]=file.PostedFile.FileName;
newRow["length"]=file.PostedFile.ContentLength.ToString();
newRow["contenttype"]=file.PostedFile.ContentType;
//Add the row to the DataSet
guestData.Tables[0].Rows.Add(newRow);
//Create another filestream to the DataBase file in write mode
FileStream fout ;
fout = new FileStream(Server.MapPath(dataFile),FileMode.Open,FileAccess.Write,FileShare.ReadWrite);
guestData.WriteXml(fout, XmlWriteMode.WriteSchema);
fout.Close();
//Hide the Form Panel
formPanel.Visible=false;
//Display the view Panel
thankPanel.Visible=true;
}
}
catch (Exception edd)
{
//catch any other exception that occur
errmess.Text="Cannot write to XML file because "+edd.ToString() ;
}
}
<%-- Include a header file 'header.inc' --%>
<!-- #Include File="header.inc" -->
Title : |
*
File : |
* |
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