/// <summary>
/// Http方式下载文件
/// </summary>
/// <param name="url">http地址</param>
/// <param name="localfile">本地文件</param>
/// <returns></returns>
public bool DownloadFile()
{
init();
if (CurrPostion == FileInfo.FileSize)
{
//已经下载完成
DownloadFileOk();
return(true);
}
using (Stream writeStream = File.OpenWrite(LocalfileWithSuffix)) {
using (Stream readStream = response.GetResponseStream())
{
byte[] btArray = new byte[BufferSize];
int contentSize = 0;
while ((contentSize = readStream.Read(btArray, 0, btArray.Length)) > 0)
{
writeStream.Write(btArray, 0, contentSize);
CurrPostion += contentSize;
//通知进度
DownloadPercent?.Invoke(LocalfileReal, LocalfileWithSuffix, (int)(CurrPostion * 100 / FileInfo.FileSize));
}
}
}
DownloadFileOk();
return(true);
}
public virtual bool DownloadFile(string fileName, string url, DownloadPercent callback)
{
Func <bool> action = () => DownloadFileAppropriately(fileName, url, callback);
try
{
var result = action.BeginInvoke(null, null);
return(action.EndInvoke(result));
}
catch (System.Reflection.TargetInvocationException ex)
{
throw ex.InnerException;
}
}
void DownloadFile(string filePathLocal, string path, DownloadPercent percent)
{
string filePath = filePathLocal.Substring(0, filePathLocal.LastIndexOf('\\') + 1);
if (!Directory.Exists(filePath))
{
Directory.CreateDirectory(filePath);
}
FileStream outputStream = new FileStream(filePathLocal, FileMode.Create);
FtpWebRequest reqFTP = (FtpWebRequest)FtpWebRequest.Create(new Uri(_ServerIP + path.Replace("/", "//")));
reqFTP.Credentials = new NetworkCredential(_UserName, _PassWord);
reqFTP.Method = WebRequestMethods.Ftp.DownloadFile;
reqFTP.UseBinary = true;
reqFTP.UsePassive = false;
FtpWebResponse response = (FtpWebResponse)reqFTP.GetResponse();
Stream ftpStream = response.GetResponseStream();
long cl = GetFileSize(path);
long totalDownloadedByte = 0;
int bufferSize = 1024;
int readCount;
byte[] buffer = new byte[bufferSize];
readCount = ftpStream.Read(buffer, 0, bufferSize);
while (readCount > 0)
{
totalDownloadedByte = readCount + totalDownloadedByte;
outputStream.Write(buffer, 0, readCount);
float fl = (float)totalDownloadedByte / (float)cl * 100;
if (percent != null)
{
percent(fl);
}
readCount = ftpStream.Read(buffer, 0, bufferSize);
}
ftpStream.Close();
outputStream.Close();
response.Close();
}
internal bool DownloadFileFromSwift(string zipFile, string clientDownloadUrl, DownloadPercent callback)
{
Login();
string cleanClientDownloadUrl = clientDownloadUrl;
if (clientDownloadUrl.Contains("temp_url_sig"))
{
cleanClientDownloadUrl = clientDownloadUrl.Substring(0, clientDownloadUrl.IndexOf("temp_url_sig")) + "[redacted]";
}
Trace.TraceInformation("Downloading artifacts from {0} to {1}", cleanClientDownloadUrl, zipFile);
try
{
try
{
string status = "connecting";
HttpWebRequest request = (HttpWebRequest)WebRequest.Create(clientDownloadUrl);
HttpWebResponse response = null;
request.Timeout = Jenkins.HTTP_WEB_REQUEST_TIMEOUT_BASE;
// webRequest.ReadWriteTimeout = Jenkins.HTTP_WEB_REQUEST_TIMEOUT_BASE;
request.KeepAlive = false;
request.CookieContainer = this.AuthCookies;
FileStream output = new FileStream(zipFile, FileMode.Append, FileAccess.Write);
// test resume download:
// output.Seek(0, SeekOrigin.Begin);
// output.Write(new byte[] { (byte)'P', (byte)'K', 3, 4 }, 0, 4);
using (output)
using (request as IDisposable)
{
long BytesRead = output.Position;
if (BytesRead > 0)
{
request.AddRange(BytesRead);
}
try
{
response = (HttpWebResponse)request.GetResponse();
//create network stream
var ns = response.GetResponseStream();
var acceptRanges = String.Compare(response.Headers["Accept-Ranges"], "bytes", true) == 0;
if (acceptRanges == false)
{
output.Seek(0, SeekOrigin.Begin);
BytesRead = 0;
}
byte[] buffer = new byte[8 * 1024];
while (true)
{
var res = ns.BeginRead(buffer, 0, buffer.Length, null, null);
bool readSucceeded = res.AsyncWaitHandle.WaitOne(Jenkins.HTTP_WEB_REQUEST_TIMEOUT_BASE);
if (readSucceeded == false)
{
throw new WebException(String.Format("Connection timed out {0}", status));
}
int bytesRead = ns.EndRead(res);
if (bytesRead == 0)
break;
output.Write(buffer, 0, bytesRead);
int percentProgress = (int)(((double)output.Position) / (BytesRead + response.ContentLength) * 99.0);
status = String.Format("at {0}%", percentProgress);
callback(percentProgress);
}
}
catch (WebException e)
{
IDisposable disp = e.Response as IDisposable;
if (disp != null)
disp.Dispose();
throw;
}
callback(100);
}
Trace.TraceInformation("Download from S3 succeeded {0}", zipFile);
return true;
}
catch (System.Reflection.TargetInvocationException ex)
{
// FIXME: I don't think this is reachable anymore
throw ex.InnerException;
}
}
catch (WebException ex)
{
Trace.TraceError(String.Format("Error downloading {0}. Exception follows", cleanClientDownloadUrl));
Trace.TraceError(ex.ToString());
}
return false;
}
/// <summary>
/// 程序下载
/// </summary>
/// <param name="modelCode">车型代码</param>
/// <param name="status">软件版本状态</param>
/// <param name="percent">下载进度</param>
/// <returns>成功返回TRUE， 失败返回False</returns>
public bool DownloadFile(string modelCode, VersionStatus status, DownloadPercent percent)
{
try
{
if (modelCode == null || status == VersionStatus.Null)
{
throw new Exception("参数值无效");
}
string currerntFilePath = System.Environment.CurrentDirectory + "\\TCU程序\\" + modelCode + "\\" + status.ToString() + "\\";
if (!Directory.Exists(currerntFilePath))
{
DirectoryInfo directoryInfo = new DirectoryInfo(currerntFilePath);
directoryInfo.Create();
}
System.IO.DirectoryInfo dir = new DirectoryInfo(currerntFilePath);
bool isDownload = false;
if (dir.GetFiles().Length == 0)
{
isDownload = true;
}
else
{
List <FileInfo> lstFile = dir.GetFiles().Where(k => k.Name.Contains("TCU程序")).ToList();
if (lstFile.Count() == 0)
{
isDownload = true;
}
else
{
string fileName = lstFile[0].Name;
DataTable tempTable = GetSoftWareInfo(modelCode, status);
if (tempTable == null || tempTable.Rows.Count == 0)
{
throw new Exception("无法获得文件信息");
}
fileName = fileName.Substring(fileName.IndexOf("(") + 1, fileName.IndexOf(")") - fileName.IndexOf("(") - 1);
string version = tempTable.Rows[0]["Version"].ToString();
if (string.Compare(version, fileName) > 0)
{
isDownload = true;
}
}
}
if (isDownload)
{
foreach (FileInfo fi in dir.GetFiles())
{
fi.Delete();
}
Download_TxtFile(modelCode, status, currerntFilePath);
Download_SoftFile(modelCode, status, currerntFilePath, percent);
}
return(true);
}
catch (Exception ex)
{
throw new Exception(ex.Message);
}
}
void Download_SoftFile(string modelCode, VersionStatus status, string filePathLocal, DownloadPercent percent)
{
try
{
DataTable infoTable = GetSoftWareInfo(modelCode, status);
if (infoTable == null || infoTable.Rows.Count == 0)
{
throw new Exception("未查询到相关信息");
}
string versionTxt = "";
if (infoTable.Rows[0]["Version"].ToString().Trim().Length > 10)
{
versionTxt = infoTable.Rows[0]["Version"].ToString().Trim().Substring(0, infoTable.Rows[0]["Version"].ToString().Trim().Length - 1) + ")"
+ infoTable.Rows[0]["Version"].ToString().Trim().Substring(infoTable.Rows[0]["Version"].ToString().Trim().Length - 1);
}
else
{
versionTxt = infoTable.Rows[0]["Version"].ToString().Trim() + ")";
}
DownloadFile(filePathLocal
+ "TCU程序(" + versionTxt + infoTable.Rows[0]["FileType"].ToString(),
infoTable.Rows[0]["FilePath"].ToString(), percent);
DownloadFile(filePathLocal
+ infoTable.Rows[0]["DLLName"].ToString()
+ infoTable.Rows[0]["DLLFileType"].ToString(),
infoTable.Rows[0]["DLLFilePath"].ToString(), percent);
}
catch (Exception exec)
{
throw new Exception(string.Format("异常位置: {0}, 详细信息: {1}", exec.StackTrace, exec.Message));
}
}
public virtual bool DownloadFileAppropriately(string fileName, string url, DownloadPercent callback)
{
string fullUrl = this.GetFullUrl(url);
Trace.TraceInformation("Downloading artifacts from {0} to {1}", fullUrl, fileName);
int maxProgress = 0;
object maxProgressLock = new object();
try
{
string status = "Connecting ...";
using (CookieAwareWebClient webClient = new CookieAwareWebClient())
{
webClient.AuthCookies = this.AuthCookies;
webClient.Timeout = this.HTTP_WEB_REQUEST_TIMEOUT;
//webClient.AllowReadStreamBuffering = false;
Semaphore progress = new Semaphore(0, int.MaxValue);
Semaphore completed = new Semaphore(0, 1);
Exception downloadError = null;
webClient.DownloadFileCompleted += delegate(object sender, System.ComponentModel.AsyncCompletedEventArgs e)
{
downloadError = e.Error;
completed.Release();
};
webClient.DownloadProgressChanged += delegate(object sender, DownloadProgressChangedEventArgs e)
{
lock (maxProgressLock)
{
int percentProgress = (int)(((double)e.BytesReceived / e.TotalBytesToReceive) * 99.0);
if (percentProgress > maxProgress)
{
// e.ProgressPercentage is not correct, as (almost) all the time is spent uploading
maxProgress = percentProgress;
callback(maxProgress);
status = String.Format("at {0}%", percentProgress);
}
}
progress.Release();
};
webClient.DownloadFileAsync(new Uri(fullUrl), fileName);
while (true)
{
WaitHandle[] handles = new WaitHandle[] { completed, progress };
int timeout = webClient.Timeout;
lock (maxProgressLock)
{
// Workaround for Fiddler proxy: Fiddler downloads all the data at once, then passes it on to clients
if (maxProgress < 2)
{
handles = new WaitHandle[] { completed };
timeout = this.HTTP_WEB_REQUEST_ASYNC_TIMEOUT;
}
}
int handle = WaitHandle.WaitAny(handles, timeout);
if (handle == 0)
{
lock (maxProgressLock)
{
maxProgress = 100;
callback(maxProgress);
}
break;
}
if (handle == System.Threading.WaitHandle.WaitTimeout)
{
webClient.CancelAsync();
throw new WebException(String.Format("Connection timed out {0}", status));
}
if (handle != 1)
{
//TODO: Kevin, please specify the failure condition. Not clear what state we are in.
throw new WebException();
}
}
if (downloadError != null)
{
throw downloadError;
}
Trace.TraceInformation("Download from {0} succeeded {1}", fullUrl, fileName);
return(true);
}
}
catch (System.Reflection.TargetInvocationException ex)
{
throw ex.InnerException;
}
}
internal bool DownloadFileFromSwift(string zipFile, string clientDownloadUrl, DownloadPercent callback)
{
Login();
string cleanClientDownloadUrl = clientDownloadUrl;
if (clientDownloadUrl.Contains("temp_url_sig"))
{
cleanClientDownloadUrl = clientDownloadUrl.Substring(0, clientDownloadUrl.IndexOf("temp_url_sig")) + "[redacted]";
}
Trace.TraceInformation("Downloading artifacts from {0} to {1}", cleanClientDownloadUrl, zipFile);
try
{
try
{
string status = "connecting";
HttpWebRequest request = (HttpWebRequest)WebRequest.Create(clientDownloadUrl);
HttpWebResponse response = null;
request.Timeout = Jenkins.HTTP_WEB_REQUEST_TIMEOUT_BASE;
// webRequest.ReadWriteTimeout = Jenkins.HTTP_WEB_REQUEST_TIMEOUT_BASE;
request.KeepAlive = false;
request.CookieContainer = this.AuthCookies;
FileStream output = new FileStream(zipFile, FileMode.Append, FileAccess.Write);
// test resume download:
// output.Seek(0, SeekOrigin.Begin);
// output.Write(new byte[] { (byte)'P', (byte)'K', 3, 4 }, 0, 4);
using (output)
using (request as IDisposable)
{
long BytesRead = output.Position;
if (BytesRead > 0)
{
request.AddRange(BytesRead);
}
try
{
response = (HttpWebResponse)request.GetResponse();
//create network stream
var ns = response.GetResponseStream();
var acceptRanges = String.Compare(response.Headers["Accept-Ranges"], "bytes", true) == 0;
if (acceptRanges == false)
{
output.Seek(0, SeekOrigin.Begin);
BytesRead = 0;
}
byte[] buffer = new byte[8 * 1024];
while (true)
{
var res = ns.BeginRead(buffer, 0, buffer.Length, null, null);
bool readSucceeded = res.AsyncWaitHandle.WaitOne(Jenkins.HTTP_WEB_REQUEST_TIMEOUT_BASE);
if (readSucceeded == false)
{
throw new WebException(String.Format("Connection timed out {0}", status));
}
int bytesRead = ns.EndRead(res);
if (bytesRead == 0)
{
break;
}
output.Write(buffer, 0, bytesRead);
int percentProgress = (int)(((double)output.Position) / (BytesRead + response.ContentLength) * 99.0);
status = String.Format("at {0}%", percentProgress);
callback(percentProgress);
}
}
catch (WebException e)
{
IDisposable disp = e.Response as IDisposable;
if (disp != null)
{
disp.Dispose();
}
throw;
}
callback(100);
}
Trace.TraceInformation("Download from S3 succeeded {0}", zipFile);
return(true);
}
catch (System.Reflection.TargetInvocationException ex)
{
// FIXME: I don't think this is reachable anymore
throw ex.InnerException;
}
}
catch (WebException ex)
{
Trace.TraceError(String.Format("Error downloading {0}. Exception follows", cleanClientDownloadUrl));
Trace.TraceError(ex.ToString());
}
return(false);
}
