public void Start()
{
try
{
Thread.Sleep(1000);
if (Block.Completed)
{
ThreadCompletedEvent?.Invoke();
return;
}
Request = WebRequest.Create(DownloadUrl) as HttpWebRequest;
Request.Timeout = 5000;
Request.AddRange(Block.From, Block.To);
Response = Request.GetResponse() as HttpWebResponse;
if (!File.Exists(Path))
{
Console.WriteLine("出现错误: 本地数据文件不存在");
return;
}
using (Stream ResponseStream = Response.GetResponseStream())
{
using (FileStream Stream = new FileStream(Path, FileMode.Open, FileAccess.ReadWrite, FileShare.ReadWrite))
{
Stream.Seek(Block.From, SeekOrigin.Begin);
byte[] Array = new byte[4096];
int i = ResponseStream.Read(Array, 0, Array.Length);
while (i > 0)
{
Stream.Write(Array, 0, i);
Block.From += i;
Block.CompletedLength += i;
Info.CompletedLength += i;
Info.DownloadBlockList[ID] = Block;
i = ResponseStream.Read(Array, 0, Array.Length);
}
Block.Completed = true;
ThreadCompletedEvent?.Invoke();
}
}
}
catch (Exception ex)
{
if (ex is ThreadAbortException)
{
return;
}
if (ex.Message.Contains("终止") || ex.Message.Contains("取消"))
{
return;
}
if (num < 5)
{
num++;
Console.WriteLine("出现错误: " + ex.ToString() + "正在重试 次数" + num);
Start();
}
Console.WriteLine("出现错误: " + ex.ToString());
}
}
public void Start()
{
try
{
Thread.Sleep(1000);
if (Block.Completed)
{
ThreadCompletedEvent?.Invoke();
return;
}
Request = WebRequest.Create(DownloadUrl) as HttpWebRequest;
Request.UserAgent = "netdisk;5.3.4.5;PC;PC-Windows;5.1.2600;WindowsBaiduYunGuanJia";
Request.Referer = "http://pan.baidu.com/disk/home";
if (Info.Cookies != null)
{
Cookie ck = new Cookie("BDUSS", Info.Cookies.BDUSS);
ck.Domain = ".baidu.com";
Request.CookieContainer = new CookieContainer();
Request.CookieContainer.Add(ck);
ck = new Cookie("pcsett", Info.Cookies.PCSETT);
ck.Domain = ".baidu.com";
Request.CookieContainer.Add(ck);
}
Request.Timeout = 10000;
Request.AddRange(Block.From, Block.To);
Response = Request.GetResponse() as HttpWebResponse;
if (!File.Exists(Path))
{
LogTool.WriteLogInfo(typeof(DownloadThread), "下载线程出现错误: 数据文件不存在");
return;
}
using (Stream ResponseStream = Response.GetResponseStream())
{
using (FileStream Stream = new FileStream(Path, FileMode.Open, FileAccess.ReadWrite, FileShare.ReadWrite))
{
Stream.Seek(Block.From, SeekOrigin.Begin);
byte[] Array = new byte[4096];
int i = ResponseStream.Read(Array, 0, Array.Length);
while (true)
{
if (i <= 0 && Block.From - 1 != Block.To && Block.From != Block.To)
{
//发送空数据,放弃这个链接重试
WorkThread = new Thread(Start);
WorkThread.Start();
return;
}
if (i <= 0)
{
break;
}
Stream.Write(Array, 0, i);
Block.From += i;
Block.CompletedLength += i;
Info.CompletedLength += i;
Info.DownloadBlockList[ID] = Block;
i = ResponseStream.Read(Array, 0, Array.Length);
}
Block.Completed = true;
ThreadCompletedEvent?.Invoke();
}
}
}
catch (Exception ex)
{
if (ex is ThreadAbortException)
{
return;
}
if (ex.Message.Contains("终止") || ex.Message.Contains("取消"))
{
return;
}
if (num < 5)
{
//num++;
//LogTool.WriteLogError(typeof(DownloadThread),"下载线程出现错误,重试中,次数: "+num,ex);
WorkThread = new Thread(Start);
WorkThread.Start();
return;
}
LogTool.WriteLogError(typeof(DownloadThread), "下载线程出现错误,重试次数超过阈值,放弃重试", ex);
}
}
public void Start()
{
try
{
Thread.Sleep(300);
_request?.Abort();
_response?.Close();
if (_stoped)
{
return;
}
if (Block.Completed)
{
ThreadCompletedEvent?.Invoke();
return;
}
_request = WebRequest.Create(DownloadUrl) as HttpWebRequest;
_request.UserAgent = Info.UserAgent;
_request.Referer = Info.Referer;
if (Info.UserCookies != null)
{
_request.CookieContainer = new CookieContainer();
foreach (var Key in Info.UserCookies.GetKeys())
{
var ck = new Cookie(Key, Info.UserCookies.GetCookie(Key))
{
Domain = Info.Domain
};
_request.CookieContainer.Add(ck);
}
}
_request.Timeout = 8000;
_request.AddRange(Block.From, Block.To);
_response = _request.GetResponse() as HttpWebResponse;
if (!File.Exists(Path))
{
return;
}
using (var responseStream = _response.GetResponseStream())
{
using (var stream = new FileStream(Path, FileMode.Open, FileAccess.ReadWrite, FileShare.ReadWrite, 1024 * 1024))
{
stream.Seek(Block.From, SeekOrigin.Begin);
var array = new byte[1024];
var i = responseStream.Read(array, 0, array.Length);
while (true)
{
if (i <= 0 && Block.From - 1 != Block.To && Block.From != Block.To)
{
//发送空数据,放弃这个链接重试
_workThread = new Thread(Start);
_workThread.Start();
return;
}
if (i <= 0)
{
break;
}
stream.Write(array, 0, i);
Block.From += i;
Block.CompletedLength += i;
Info.CompletedLength += i;
Info.DownloadBlockList[ID] = Block;
i = responseStream.Read(array, 0, array.Length);
}
Block.Completed = true;
ThreadCompletedEvent?.Invoke();
}
}
}
catch (Exception ex)
{
if (ex is ThreadAbortException)
{
return;
}
if (ex.Message.Contains("终止") || ex.Message.Contains("取消"))
{
return;
}
Next();
_workThread = new Thread(Start);
_workThread.Start();
}
}
public void Start()
{
try
{
Thread.Sleep(300);
_request?.Abort();
_response?.Close();
if (_stoped)
{
return;
}
if (Block.IsCompleted)
{
ThreadCompletedEvent?.Invoke(Path);
return;
}
_request = WebRequest.Create(DownloadUrl) as HttpWebRequest;
_request.SendChunked = false;
_request.KeepAlive = false;
_request.ReadWriteTimeout = 2000;
_request.Timeout = 2000;
_request.AddRange("bytes", Block.From, Block.To);
_response = _request.GetResponse() as HttpWebResponse;
if (!File.Exists(Path))
{
return;
}
using (var responseStream = _response.GetResponseStream())
{
using (var stream = new FileStream(Path, FileMode.Open, FileAccess.ReadWrite, FileShare.ReadWrite, 1024 * 1024))
{
stream.Seek(Block.From, SeekOrigin.Begin);
var array = new byte[1024];
var i = responseStream.Read(array, 0, array.Length);
while (true)
{
if (i <= 0 && Block.From - 1 != Block.To && Block.From != Block.To)
{
//发送空数据,放弃这个链接重试
_workThread = new Thread(Start)
{
IsBackground = true
};
_workThread.Start();
return;
}
if (i <= 0)
{
break;
}
stream.Write(array, 0, i);
Block.From += i;
Block.CompletedLength += i;
Info.CompletedLength += i;
Info.DownloadBlockList[ID] = Block;
i = responseStream.Read(array, 0, array.Length);
}
Block.IsCompleted = true;
ThreadCompletedEvent?.Invoke(Path);
}
}
_response?.Close();
_request?.Abort();
}
catch (Exception ex)
{
GC.Collect();
if (ex.Message.Contains("操作"))
{
Debug.WriteLine(ex.StackTrace);
//NextUrl();
//goto Retry;
}
if (ex is ThreadAbortException)
{
return;
}
if (ex.Message.Contains("终止") || ex.Message.Contains("取消"))
{
return;
}
NextUrl();
_workThread = new Thread(Start)
{
IsBackground = true
};
_workThread.Start();
}
}
private void Start()
{
//await Task.Delay(300);
Thread.Sleep(300);
while (true)
{
try
{
_request?.Abort();
_response?.Close();
if (_stoped)
{
return;
}
if (Block.Completed)
{
ThreadCompletedEvent?.Invoke();
return;
}
if (Block.From > Block.To)
{
ThreadCompletedEvent?.Invoke();
return;
}
_request = WebRequest.Create(DownloadUrl) as HttpWebRequest;
_request.UserAgent = Info.UserAgent;
_request.Referer = Info.Referer;
if (Info.UserCookies != null)
{
_request.CookieContainer = new CookieContainer();
foreach (var Key in Info.UserCookies.GetKeys())
{
var ck = new Cookie(Key, Info.UserCookies.GetCookie(Key))
{
Domain = Info.Domain
};
_request.CookieContainer.Add(ck);
}
}
_request.Timeout = 8000;
_request.ReadWriteTimeout = 3000;
_request.AddRange(Block.From, Block.To);
_response = _request.GetResponse() as HttpWebResponse;
if (!File.Exists(Path))
{
return;
}
using (var responseStream = _response.GetResponseStream())
{
using (var stream = new FileStream(Path, FileMode.Open, FileAccess.ReadWrite, FileShare.ReadWrite, 1024 * 1024))
{
stream.Seek(Block.From, SeekOrigin.Begin);
var array = new byte[1024];
var i = responseStream.Read(array, 0, array.Length);
for (var j = 0; j < 25; j++)
{
if (_stoped)
{
return;
}
if (i <= 0 && Block.From - 1 != Block.To && Block.From != Block.To)
{
continue;
}
if (i <= 0)
{
Block.Completed = true;
break;
}
stream.Write(array, 0, i);
Block.From += i;
Block.CompletedLength += i;
Info.CompletedLength += i;
Info.DownloadBlockList[ID] = Block;
i = responseStream.Read(array, 0, array.Length);
}
}
}
}
catch (Exception ex)
{
Console.WriteLine("Error: " + ex);
}
}
}
