public void Download(string url, UInt32 requestId)
{
//判断文件是否存在
string fileName = m_saveFolder + url.Substring(url.LastIndexOf("/") + 1);
if (File.Exists(fileName))
{
Debug.WriteLine("File already download " + fileName);
DownloadEventArgs args = new DownloadEventArgs();
args.requestId = requestId;
args.result = fileName;
DownloadEvent(this, args);
return;
}
try
{
HttpWebRequest req = CreateRequest(url, "GET");
WebAsyncObject webObject = new WebAsyncObject();
webObject.request = req;
webObject.requestId = requestId;
webObject.webClient = this;
req.BeginGetResponse(new AsyncCallback(onDownloadResponse), webObject);
}
catch (Exception exception)
{
Debug.WriteLine(exception.Message);
DownloadEventArgs args = new DownloadEventArgs();
args.requestId = requestId;
args.result = "";
DownloadEvent(this, args);
}
}
public void Get(string url, UInt32 requestId)
{
//Debug.WriteLine("Get " + System.Threading.Thread.CurrentThread.ManagedThreadId);
try
{
HttpWebRequest req = CreateRequest(url, "GET");
WebAsyncObject webObject = new WebAsyncObject();
webObject.request = req;
webObject.requestId = requestId;
webObject.webClient = this;
req.BeginGetResponse(new AsyncCallback(OnResponse), webObject);
}
catch (Exception exception)
{
Debug.WriteLine(exception.Message);
DownloadEventArgs args = new DownloadEventArgs();
args.requestId = requestId;
args.result = "";
DownloadEvent(this, args);
}
}
public void Post(string url, string postData, UInt32 requestId)
{
//Debug.WriteLine("Post " + System.Threading.Thread.CurrentThread.ManagedThreadId);
try
{
HttpWebRequest req = CreateRequest(url, "POST");
byte[] bs = Encoding.ASCII.GetBytes(postData);
req.ContentType = "application/x-www-form-urlencoded";
req.ContentLength = bs.Length;
if (referer.Length > 0)
{
req.Referer = referer;
}
req.Accept = "*/*";
using (Stream reqStream = req.GetRequestStream())
{
reqStream.Write(bs, 0, bs.Length);
reqStream.Close();
}
WebAsyncObject webObject = new WebAsyncObject();
webObject.request = req;
webObject.requestId = requestId;
webObject.webClient = this;
req.BeginGetResponse(new AsyncCallback(OnResponse), webObject);
}
catch (Exception exception)
{
Debug.WriteLine(exception.Message);
DownloadEventArgs args = new DownloadEventArgs();
args.requestId = requestId;
args.result = "";
DownloadEvent(this, args);
}
}