October 2014

How to display Progress bar while page is loading

<pre>

<code>

protected void Page_Load(object sender, EventArgs e)
{
showPageLoad();
//do somthing
    }
private void showPageLoad()
{
int i=0;
Response.Write(“<div id=’divTitle’>Loading(<span id=’message’>0%</span>)</div>”);
Response.Flush();
for(i=5;i<=100;i=i+5)
{
System.Threading.Thread.Sleep(200);// any codes can be typed here
outputflash(i.ToString() + “%”);
Response.Flush();
}
}
private void removePageLoad()
{
ScriptManager.RegisterStartupScript(Page, this.GetType(), “deleteLoading”, “var d = document.getElementById(‘divTitle’);d.parentNode.removeChild(d);”, true);
    }
private void outputflash(string value)
{
Response.Write(“<script type=’text/javascript’>document.getElementById(‘message’).innerHTML='” + value + “‘;</script>”);
    }

</code>

</pre>

Download / Upload Files on FTP Server

Require following ftp details where you want to upload the files:

FTP URL: “ftp://ftp.yoursite.com/”
FTP Username: username
FTP Password: password
FTP Port: 21

Upload File


public string UploadFile(string FtpUrl, string fileName, string userName, string password, string UploadDirectory = "")
        {
            string PureFileName = new FileInfo(fileName).Name;
            String uploadUrl = String.Format("{0}{1}/{2}", FtpUrl, UploadDirectory, PureFileName);
            FtpWebRequest req = (FtpWebRequest)FtpWebRequest.Create(uploadUrl);
            req.Proxy = null;
            req.Method = WebRequestMethods.Ftp.UploadFile;
            req.Credentials = new NetworkCredential(userName, password);
            req.UseBinary = true;
            req.UsePassive = true;
            byte[] data = File.ReadAllBytes(fileName);
            req.ContentLength = data.Length;
            Stream stream = req.GetRequestStream();
            stream.Write(data, 0, data.Length);
            stream.Close();
            FtpWebResponse res = (FtpWebResponse)req.GetResponse();
            return res.StatusDescription;
        }

Download File


 public static string DownloadFile(string FtpUrl,string FileNameToDownload,
                        string userName, string password,string tempDirPath)
    {
        string ResponseDescription = "";
        string PureFileName = new FileInfo(FileNameToDownload).Name;
        string DownloadedFilePath  =  tempDirPath+"/"+PureFileName;
        string downloadUrl = String.Format("{0}/{1}", FtpUrl, FileNameToDownload);
        FtpWebRequest req = (FtpWebRequest)FtpWebRequest.Create(downloadUrl);
        req.Method = WebRequestMethods.Ftp.DownloadFile;
        req.Credentials = new NetworkCredential(userName, password);
        req.UseBinary = true;
        req.Proxy = null;
        try
        {
            FtpWebResponse response = (FtpWebResponse)req.GetResponse();
            Stream stream = response.GetResponseStream();
            byte[] buffer = new byte[2048];
            FileStream fs = new FileStream(DownloadedFilePath, FileMode.Create);
            int ReadCount = stream.Read(buffer, 0, buffer.Length);
            while (ReadCount > 0)
            {
                fs.Write(buffer, 0, ReadCount);
                ReadCount = stream.Read(buffer, 0, buffer.Length);
            }
            ResponseDescription = response.StatusDescription;
            fs.Close();
            stream.Close();
        }
        catch(Exception e)
        {
            Console.WriteLine(e.Message);
        }
        return ResponseDescription;
    }