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New Message on BDOTNET
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From: Girdhar77
Message 3 in Discussion
Hi Mamatha,
have a look at the below code.
private string strBaseLocation = "D:\\Temp\\Attachment\\";
private string strFolder;//added by rishi on 22/Mar/2004
private void Page_Load(object sender, System.EventArgs e)
{
if( Session["UserID"]== null)
{
Response.Redirect("../frmSessionErr.aspx");
}
else
{
// Put user code to initialize the page here
try
{
if(!Page.IsPostBack)
{
cmdDone.Enabled = false;
Session.Remove("dtbAttachedFiles");
BuildAndBindDataGrid();
lblAttachedFiles.Text =
getDateTime();
}
txtErrorMessage.Value = "";
}
catch(Exception ex)
{
throw ex;
}
}
}
#region Web Form Designer generated code
override protected void OnInit(EventArgs e)
{
//
// CODEGEN: This call is required by the ASP.NET Web
Form Designer.
//
InitializeComponent();
base.OnInit(e);
}
/// <summary>
/// Required method for Designer support - do not modify
/// the contents of this method with the code editor.
/// </summary>
private void InitializeComponent()
{
this.cmdAttach.Click += new
System.EventHandler(this.cmdAttach_Click);
this.dbgAttachedFiles.DeleteCommand += new
System.Web.UI.WebControls.DataGridCommandEventHandler(this.dbgAttachedFiles_
DeleteCommand);
this.cmdDone.Click += new
System.EventHandler(this.cmdDone_Click);
this.Load += new
System.EventHandler(this.Page_Load);
}
#endregion
//Function returns the date and time
private string getDateTime()
{
string datetime =
System.DateTime.Now.ToShortDateString().Replace("/","-")+"-"+
System.DateTime.Now.Hour+"-"+System.DateTime.Now.Minute;
return datetime;
}
private void BuildAndBindDataGrid()
{
DataTable dtAttachedFiles;
DataColumn dcFileName;
DataColumn dcSize;
try
{
dtAttachedFiles = new
DataTable("dtbAttachedFiles");
dcFileName = new DataColumn("AttachedFile",
typeof(string));
dcSize = new DataColumn("Size",
typeof(long));
dtAttachedFiles.Columns.Add(dcFileName);
dtAttachedFiles.Columns.Add(dcSize);
dbgAttachedFiles.DataSource =
dtAttachedFiles.DefaultView;
dbgAttachedFiles.DataKeyField =
"AttachedFile";
dbgAttachedFiles.DataBind();
Session["dtbAttachedFiles"] =
dtAttachedFiles;
}
catch(Exception ex)
{
throw ex;
}
}
private void cmdAttach_Click(object sender, System.EventArgs
e)
{
string strFileNameOnServer;
string strFileNameOnClient;
string strFullPathOnClient;
DataTable dtAttachedFiles;
DataRow drAttachedFiles;
string allAttachedFiles;
try
{
if(filUpload.PostedFile.ContentLength==0)
{
txtErrorMessage.Value="Cannot add
Invalid / Empty files ";
return;
}
if(filUpload.PostedFile.FileName != "")
{
// Full name on the client machine
including path
strFullPathOnClient =
filUpload.PostedFile.FileName;
// Only Path
strFileNameOnClient =
strFullPathOnClient.Substring(strFullPathOnClient.LastIndexOf("\\")+1);
/*
// Check for filename
if(File.Exists(strBaseLocation +
strFileNameOnClient))
{
txtErrorMessage.Value = "A
file with the specified name already exists on the server. Please choose a
different name.";
return;
}
*///Commented on 22/Mar/2004
//rishi start on 22/Mar/2004
//Creating a folder for every
problem logged.
//Check for Role
if (Session["ROLE"].ToString()=="SS"
|| Session["ROLE"].ToString()=="PE" )
{
strFolder =
Session["strCOID"].ToString()+"-"+getDateTime();
Directory.CreateDirectory(strBaseLocation+"\\"+strFolder);
}
else
{
strFolder =
Session["COMPANY"].ToString()+"-"+getDateTime();
Directory.CreateDirectory(strBaseLocation+"\\"+strFolder);
}
//rishi end
strFileNameOnServer =
strFileNameOnClient;
// save the file
filUpload.PostedFile.SaveAs(strBaseLocation+strFolder+"\\"+strFileNameOnServ
er );
// for grid
dtAttachedFiles =
(DataTable)Session["dtbAttachedFiles"];
drAttachedFiles =
dtAttachedFiles.NewRow();
//drAttachedFiles["AttachedFile"] =
strFileNameOnServer; //Commented on 22/Mar/04
drAttachedFiles["AttachedFile"] =
strFolder+"\\"+strFileNameOnServer;//Added on 22/Mar/04
drAttachedFiles["Size"] =
filUpload.PostedFile.ContentLength;
dtAttachedFiles.Rows.Add(drAttachedFiles);
Session["dtbAttachedFiles"] =
dtAttachedFiles;
dbgAttachedFiles.DataSource =
dtAttachedFiles.DefaultView;
dbgAttachedFiles.DataBind();
// enable done Button
if(cmdDone.Enabled == false)
{
cmdDone.Enabled = true;
}
// for label
allAttachedFiles =
(string)Session["allAttachedFiles"];
if(((allAttachedFiles == null) ||
(allAttachedFiles == "")))
{
allAttachedFiles =
strFolder+"\\"+strFileNameOnClient;
}
else
{
allAttachedFiles =
allAttachedFiles + ";" + strFolder+"\\"+strFileNameOnClient;
}
Session["allAttachedFiles"] =
allAttachedFiles;
lblAttachedFiles.Text =
allAttachedFiles;
}
else
{
// user has not selected any file
txtErrorMessage.Value = "Please
select a file first and then hit attach";
}
}
catch(Exception ex)
{
throw ex;
}
}
private void dbgAttachedFiles_DeleteCommand(object source,
System.Web.UI.WebControls.DataGridCommandEventArgs e)
{
DataTable dtAttachedFiles;
string allAttachedFiles;
try
{
// for grid
dtAttachedFiles =
(DataTable)Session["dtbAttachedFiles"];
string key =
dbgAttachedFiles.DataKeys[e.Item.ItemIndex].ToString();
dtAttachedFiles.Select("AttachedFile='" +
key + "'")[0].Delete();
Session["dtbAttachedFiles"] =
dtAttachedFiles;
dbgAttachedFiles.DataSource =
dtAttachedFiles.DefaultView;
dbgAttachedFiles.DataKeyField =
"AttachedFile";
dbgAttachedFiles.DataBind();
// for label
allAttachedFiles=
(string)Session["allAttachedFiles"];
if(allAttachedFiles.Length == key.Length)
{
allAttachedFiles = "";
Session["allAttachedFiles"] =
allAttachedFiles;
lblAttachedFiles.Text =
allAttachedFiles;
File.Delete(strBaseLocation + key);
cmdDone.Enabled = false;
return;
}
if (allAttachedFiles.Split(new char[]{';'},
30).Length == 1)
{
allAttachedFiles.Remove(allAttachedFiles.IndexOf(";"), 1);
}
else
{
if(allAttachedFiles.LastIndexOf(key)
== (allAttachedFiles.Length- key.Length))
{
allAttachedFiles =
allAttachedFiles.Remove(allAttachedFiles.IndexOf(key)-1, key.Length+1);
}
else
{
allAttachedFiles =
allAttachedFiles.Remove(allAttachedFiles.IndexOf(key), key.Length+1);
}
}
Session["allAttachedFiles"] =
allAttachedFiles;
lblAttachedFiles.Text = allAttachedFiles;
File.Delete(strBaseLocation + key);
}
catch(Exception ex)
{
throw ex;
}
}
private void cmdDone_Click(object sender, System.EventArgs
e)
{
//DataSet dsAttachment=new DataSet();
//dsAttachment=(DataSet)Session["allAttachedFiles"];
string sTemp=(string)Session["allAttachedFiles"];
//string
sAttachment=dsAttachment.Tables[0].Rows[0].ToString();
// Add code to redirect from the Page here.
// User (string)Session["allAttachedFiles"] to
access attached Files
try
{
//Page.RegisterClientScriptBlock("CloseScr",
"<script
language=\"javascript\">\nwindow.parent.refresh();\nwindow.close();\n</scrip
t>");
Page.RegisterClientScriptBlock("CloseScr",
"<script language=\"javascript\">\nwindow.close();\n</script>");
}
catch(Exception ex)
{
throw ex;
}
}
}
}
-----Original Message-----
From: Mamatha_md [mailto:[EMAIL PROTECTED]
Sent: Friday, March 19, 2004 11:39 AM
To: BDOTNET
Subject: Multiple file uploads
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New Message on BDOTNET
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From: Mamatha_md
Message 1 in Discussion
Hi all, How to achieve uploading multiple files using a single file browse
button? Thanks, Mamatha
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