/// <summary>
/// tabUpload页面上传接口
/// </summary>
/// <param name="pathName">本地文件或文件夹全路径名称</param>
/// <param name="remoteDirPath">远程文件夹路径</param>
/// <param name="dirProgressAction">进度条代理(arg0:已上传字节数/共需上传字节数=0.6678)</param>
/// <param name="speedAction">上传速度代理(arg0:字节数/上传时间(B/s))</param>
/// <param name="timeAction">剩余时间代理(arg0:还未上传字节数/上传速度(Datetime))</param>
/// <param name="numAction">上传文件个数代理(arg0:已上传文件数,arg1:共需上传文件数)</param>
/// <param name="logAction">上传日志代理(arg0:日志记录(string))</param>
/// <returns></returns>
public static void uploadPath(
string pathName,
Action <double> dirProgressAction = null,
Action <double> speedAction = null,
Action <DateTime> timeAction = null,
Action <int, int> numAction = null,
Action <string> logAction = null,
Action <bool> statusAction = null
)
{
totalPathName = pathName;
//遍历文件夹获取所有文件的信息
var fileInfos = PathUtils.getFileInfos(pathName);
//totalNum = 总文件个数
fileNum = fileInfos.Count;
//totalSize = 总文件大小
dirSize = PathUtils.getTotalFileSize(fileInfos);
//uploadedNum = 已上传文件个数
int uploadedFileNum = 0;
if (File.Exists(pathName))
{
pathName = Path.GetDirectoryName(pathName);
}
FtpPathHash = "/opt/ftp/cxy/" + HashUtils.getHashName(pathName); //解析参数
HashUtils.setLocalParentPath(pathName); //设置服务器根目录 的地址
setRemoteDir(pathName);
Console.Out.WriteLine("create Path name:", pathName);
if (numAction != null)
{
numAction(uploadedFileNum, fileNum);
}
if (logAction != null)
{
logAction("------ 上传文件流程开始 ------");
}
if (logAction != null)
{
logAction("*********** ***********");
}
//上传前先检查文件夹是否存在
foreach (FileInfo fileInfo in fileInfos)
{
//LogAction:上传文件开始
if (logAction != null)
{
logAction("文件 " + fileInfo.Name + " 开始上传 ");
}
uploadFile(fileInfo, null, speedAction, timeAction, dirProgressAction);
//LogAction:上传文件结束
if (logAction != null)
{
logAction("文件 " + fileInfo.Name + " 上传完成 ");
}
//已上传文件数+1
if (numAction != null)
{
numAction(++uploadedFileNum, fileNum);
}
}
if (logAction != null)
{
logAction("*********** ***********");
}
if (logAction != null)
{
logAction("------ 上传文件流程完成 ------");
}
#region 文件传输完成后UI操作
if (dirProgressAction != null)
{
//单文件上传进度更新为1
dirProgressAction(1.0);
}
//if (speedAction != null)
//上传速度更新为0
// speedAction(0.0);
if (timeAction != null)
{
timeAction(Convert.ToDateTime("1900-01-01 00:00:00"));
}
#endregion
if (statusAction != null)
{
statusAction(true);
}
reset();
}
/// <summary>
/// 上传文件到FTP服务器(断点续传)
/// </summary>
/// <param name="localFullPath">本地文件对象</param>
/// <param name="remoteDirPath">远程文件夹路径</param>
/// <param name="fileProgressAction">报告进度的处理(第一个参数：总大小，第二个参数：当前进度)</param>
/// <returns></returns>
public static void uploadFile(FileInfo fileInfo,
Action <double> fileProgressAction = null,
Action <double> speedAction = null,
Action <DateTime> timeAction = null,
Action <double> dirProgressAction = null)
{
//比较已上传大小
long fileSize = (long)fileInfo.Length;
uploadedFileSize = getFileSize(fileInfo);
// Console.Out.WriteLine(initialSize);
// Console.Out.WriteLine("initialSize:" + initialSize);
//如果ftp服务器上文件大小已超过本地文件大小，返回false
if (uploadedFileSize > fileSize)
{
return;
}
//初始化进度条
if (dirProgressAction != null)
{
curUploadedDirSize += uploadedFileSize;
dirProgressAction((double)curUploadedDirSize / (double)dirSize);
//dbAction(curUploadedDirSize);
//文件已上传完毕
if (uploadedFileSize == fileSize)
{
return;
}
}
//请求设置
string uri = HashUtils.getFileUri(fileInfo.FullName);
var request = getFtpWebRequest(new Uri(uri), WebRequestMethods.Ftp.AppendFile);
// 上传文件时通知服务器文件的大小
request.ContentLength = fileInfo.Length;
//缓存和流设置
int bufferSize = 1048576;// 缓冲大小设置为2kb
byte[] buffer = new byte[bufferSize];
using (FileStream fileStream = fileInfo.OpenRead())
{
fileStream.Seek(uploadedFileSize, 0);
using (Stream uploadStream = request.GetRequestStream())
{
while (true)
{
int blockSize = fileStream.Read(buffer, 0, bufferSize);
if (blockSize == 0)
{
break;
}
// 把内容从file stream 写入 upload stream
uploadStream.Write(buffer, 0, blockSize);
uploadedFileSize += blockSize;
curUploadedDirSize += blockSize;
//当时间间隔>1000ms,更新进度
DateTime curTime = DateTime.Now;
TimeSpan timespan = curTime.Subtract(prevTime);
if (timespan.TotalMilliseconds > 1000)
{
prevTime = curTime;
//更新进度
if (fileProgressAction != null)
{
fileProgressAction((double)uploadedFileSize / (double)fileSize);//更新进度条
}
if (speedAction != null)
{
speedAction((double)(curUploadedDirSize - prevUploadedDirSize) / (double)(timespan.TotalMilliseconds) * 1000.0);
}
if (timeAction != null)
{
var speed = (double)(curUploadedDirSize - prevUploadedDirSize) / (double)(timespan.TotalMilliseconds) * 1000.0;
var seconds = (dirSize - curUploadedDirSize) / speed;
DateTime remainTime = Convert.ToDateTime("1900-01-01 00:00:00");
remainTime = remainTime.AddSeconds(seconds);
timeAction(remainTime);
}
if (dirProgressAction != null)
{
dirProgressAction((double)curUploadedDirSize / (double)dirSize);
}
prevUploadedDirSize = curUploadedDirSize;
}
}
}
}
#region 文件传输完成后UI操作
/*
* if (fileProgressAction != null)
* //单文件上传进度更新为1
* fileProgressAction(1.0);
* if (speedAction != null)
* //上传速度更新为0
* speedAction(0.0);
*/
#endregion
}
