Wednesday, May 8, 2013

sample code for file upload in asp.net

Here we describe how to upload file ,image, media in asp.net and show in repeate control :
MediaBrowser.aspx
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="MediaBrowser.aspx.cs" Inherits="Admin_MediaBrowser" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
    <title></title>
    <style type="text/css">
        body
        {
            margin: 0;
            padding: 0;
            font-size: 10pt;
            font-family: Arial,Tahoma,Verdana;
        }
        .media-upload
        {
            border-top: 1px solid #e7e7e7;
            padding: 10px;
            display: block;
            overflow: auto;
            height:95px;
        }
        .media-images
        {
            display: block;
            height: 220px;
            overflow: auto;
        }
        .media-image-click
        {
            float: left;
            width: 110px;
            height: 130px;
            margin: 5px;
            cursor: pointer;
            display: block;
            border: 2px solid transparent;
            text-align: center;
        }
        .media-image-click:hover
        {
            border: 2px solid #e7e7e7;
        }
        .media-image-click:hover span
        {
            color: #ff0000;
        }
        .media-image-click span
        {
            display: block;
            text-align: center;
            font-size: 10px;
            color: #666;
        }
    </style>
</head>
<body>
    <form id="form1" runat="server">
    <div class="media-images">
    <asp:Literal runat="Server" ID="ltNoFile"></asp:Literal>
        <asp:Repeater runat="Server" ID="rpFiles">
            <ItemTemplate>
                <div class="media-image-click" onclick="addMedia('<%#Eval("ImageName") %>','<%#Eval("imageid") %>','<%#Eval("show") %>');">
                    <img style="max-width: 100px; max-height: 100px;" src="~/<%#GetThumbnail((int)Eval("show"),(string)Eval("ImageName"),(string)Eval("Code")) %>" />
                    <span>
                        <%#Eval("ImageName")%></span>
                </div>
            </ItemTemplate>
        </asp:Repeater>
    </div>
    <div class="media-upload">
        Add Media Description<br />
        <br />
        <asp:FileUpload runat="server" ID="fupFile" />
        <asp:Button  ID="btnupload" runat="server" onclick="btnupload_Click" Text="Upload"/>
    </div>
    </form>
</body>
</html>



MediaBrowser.aspx.cs :
using System;
using System.Collections.Generic;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.IO;
using System.Data;
using System.Web.Security;
using System.Collections;
using System.Data.SqlClient;
using System.Configuration;
public partial class Admin_MediaBrowser : System.Web.UI.Page
{
    SqlConnection con = new SqlConnection(ConfigurationManager.ConnectionStrings["connction"].ToString());
    protected void Page_Load(object sender, EventArgs e)
    {
        if (!IsPostBack)
        {
            BindImage();
        }
    }
    private void BindImage()
    {
        try
        {
         
            string qry = "SELECT * FROM ImageMaster";
            SqlCommand cmd = new SqlCommand(qry, con);
            SqlDataAdapter ad = new SqlDataAdapter(cmd);
            DataSet ds = new DataSet();
            ad.Fill(ds);
          
            rpFiles.DataSource = ds.Tables[0];
            rpFiles.DataBind();
            if (ds.Tables[0].Rows.Count == 0)
                ltNoFile.Text = "<span style=\"padding:5px;margin:5px;text-align:center;display:block;border:1px solid #e7e7e7;background:#f4f4f4;font-weight:bold\">" + "NoMedia</span>";
        }
        catch (System.Exception ex)
        {
            ltNoFile.Text = ex.Message;
        }
    }
    public string GetThumbnail(int sLibraryType, string strName, string strExtension)
    {
        string strThumb = string.Empty;
        if (sLibraryType == 0)
        {
            if (strExtension.Equals("doc") || strExtension.Equals("docx") || strExtension.Equals("pdf") || strExtension.Equals("xls") ||
            strExtension.Equals("xlsx") || strExtension.Equals("txt"))
                strThumb = "Images/FileTypes/document.png";
            else if (strExtension.Equals("zip") || strExtension.Equals("rar") || strExtension.Equals("tar") || strExtension.Equals("7z"))
                strThumb = "Images/FileTypes/zip.png";
            else
                strThumb = "Images/FileTypes/file.png";
        }
        else if (sLibraryType == 2)
            strThumb = "Images/FileTypes/media.png";
        else if (sLibraryType == 1)
            strThumb = "Images" + strName;
        return strThumb;
    }
    protected void btnupload_Click(object sender, EventArgs e)
    {
        System.Collections.Generic.Dictionary<string, string> dicFileTypeToFolder = new System.Collections.Generic.Dictionary<string, string>();
        dicFileTypeToFolder.Add(".jpg", "Images");
        dicFileTypeToFolder.Add(".jpeg", "Images");
        dicFileTypeToFolder.Add(".tif", "Images");
        dicFileTypeToFolder.Add(".png", "Images");
        dicFileTypeToFolder.Add(".gif", "Images");
        dicFileTypeToFolder.Add(".raw", "Images");
        dicFileTypeToFolder.Add(".bmp", "Images");
        dicFileTypeToFolder.Add(".avi", "Medias");
        dicFileTypeToFolder.Add(".mpg", "Medias");
        dicFileTypeToFolder.Add(".mpeg", "Medias");
        dicFileTypeToFolder.Add(".mp4", "Medias");
        dicFileTypeToFolder.Add(".flv", "Medias");
        dicFileTypeToFolder.Add(".wmv", "Medias");
        dicFileTypeToFolder.Add(".mp3", "Medias");
        dicFileTypeToFolder.Add(".wav", "Medias");
        HttpPostedFile file = (HttpPostedFile)fupFile.PostedFile;
        string strExtension = System.IO.Path.GetExtension(file.FileName).ToLowerInvariant();
        string strFileName = System.IO.Path.GetFileName(file.FileName);
        string strUploadPath = string.Empty;
        if (dicFileTypeToFolder.ContainsKey(strExtension))
            strUploadPath = Server.MapPath("~/" + dicFileTypeToFolder[strExtension] + "/");
        else
            strUploadPath =Server.MapPath("~/Files/");
        if (!System.IO.Directory.Exists(strUploadPath))
        {
            System.IO.Directory.CreateDirectory(strUploadPath);
        }
        file.SaveAs(System.IO.Path.Combine(strUploadPath, strFileName));
        string strError = "";
        int type = (short)(dicFileTypeToFolder.ContainsKey(strExtension) ? (dicFileTypeToFolder[strExtension].Equals("Images") ? 1 : 2) : 0);
        int iReturnValue = AddImage(strFileName, type, strExtension.Replace(".", ""));
        BindImage();
      
    }
    public int AddImage(string title, int type, string extension)
    {
        string qry = "insert into imagemaster(imagename,type,extension) values(" + title + "," + type + "," + extension + ")";
        SqlCommand cmd = new SqlCommand(qry, con);
        cmd.ExecuteNonQuery();
    }
}
Source code : Download Source code

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