/// <summary>
/// 插入到队列开始
/// </summary>
/// <param name="item"></param>
public void InsertIntoQueue(TransferQueueItem item)
{
QueueItemList.Insert(0, item);
if (QueueAdded != null)
{
QueueAdded(this, new QueueEventArgs(item));
}
}
/// <summary>
/// 增加到队列
/// </summary>
/// <param name="item">传输队列对象</param>
public void AddToQueue(TransferQueueItem item)
{
QueueItemList.Add(item);
if (QueueAdded != null)
{
QueueAdded(this, new QueueEventArgs(item));
}
}
/// <summary>
/// 从队列中移除
/// </summary>
/// <param name="item">传输队列对象</param>
public void RemoveFromQueue(TransferQueueItem item)
{
//如果正在传输这个队列对象，则不能移除
if (item.State == TransferQueueItem.TransferQueueItemStateEnum.Transfering)
{
return;
}
QueueItemList.Remove(item);
if (QueueRemoved != null)
{
QueueRemoved(this, new QueueEventArgs(item));
}
}
public Int32 GetTransferQueueItemBackIndex(TransferQueueItem item)
{
return(QueueItemList.Count - 1 - QueueItemList.IndexOf(item));
}
private void QueueThread()
{
//触发队列启动事件
if (QueueStarted != null)
{
QueueStarted(this, new QueueEventArgs());
}
//初始化相关变量
TransferedFileCount = 0;
TransferedDataLength = 0;
TransferStartTime = DateTime.Now;
//开始传输队列
while (QueueItemList.Count > 0)
{
if (QueueState == TransferQueueState.Stoped)
{
break;
}
var item = QueueItemList[0];
CurrentQueueItem = item;
//处理队列对象
item.State = TransferQueueItem.TransferQueueItemStateEnum.Transfering;
CurrentSiteData = item.SiteData;
var CurrentSite = CurrentSiteData.GetFtpSite();
var CurrentGroupSiteDataList = new List <FtpSiteData>(CurrentSiteData.Group.Sites);
if (item.Type == TransferQueueItem.TransferQueueItemTypeEnum.Download)
{
var baseFile = item.RemoteBaseFile;
//如果是目录
if (baseFile.IsFolder)
{
var subLocalPath = System.IO.Path.Combine(item.LocalPath, item.Name);
if (!aaaSoft.Helpers.IoHelper.CreateMultiFolder(subLocalPath))
{
item.State = TransferQueueItem.TransferQueueItemStateEnum.Error;
item.Tip = String.Format("创建目录 {0} 时失败。", subLocalPath);
RemoveFromQueue(item);
continue;
}
//列出目录
var subBaseFiles = CurrentSite.ListDirectory(baseFile.FullName);
if (subBaseFiles == null)
{
item.State = TransferQueueItem.TransferQueueItemStateEnum.Error;
item.Tip = String.Format("列目录 {0} 时失败，原因:{1}。", baseFile.FullName, CurrentSite.ErrMsg);
RemoveFromQueue(item);
continue;
}
foreach (var subBaseFile in subBaseFiles)
{
var subItem = new TransferQueueItem(CurrentSiteData);
subItem.Type = TransferQueueItem.TransferQueueItemTypeEnum.Download;
subItem.RemoteBaseFile = subBaseFile;
subItem.RemotePath = subBaseFile.FullName;
subItem.LocalPath = System.IO.Path.Combine(subLocalPath, subBaseFile.Name);
InsertIntoQueue(subItem);
}
item.State = TransferQueueItem.TransferQueueItemStateEnum.TransferComplete;
}
//如果是文件
else if (baseFile is FtpBaseFileInfo)
{
//如果当前目录不是要下载文件的目录，则改变工作目录
if (CurrentSite.CurrentDirectoryPath.ToUpper() != baseFile.ParentPath.ToUpper())
{
CurrentSite.ListDirectory(baseFile.ParentPath);
}
if (!CurrentSite.DownloadFile(baseFile as FtpBaseFileInfo, item.LocalPath))
{
item.Tip = String.Format("下载文件 {0} 时失败，原因:{1}。", baseFile.FullName, CurrentSite.ErrMsg);
item.State = TransferQueueItem.TransferQueueItemStateEnum.Error;
RemoveFromQueue(item);
continue;
}
item.State = TransferQueueItem.TransferQueueItemStateEnum.TransferComplete;
TransferedFileCount++;
TransferedDataLength += CurrentSite.TransferedDataLength;
}
}
else if (item.Type == TransferQueueItem.TransferQueueItemTypeEnum.Upload)
{
//如果是文件
if (System.IO.File.Exists(item.LocalPath))
{
//远端目录路径
var remoteFolderPath = aaaSoft.Helpers.IoHelper.GetParentPath(item.RemotePath, '/');
foreach (var siteData in CurrentGroupSiteDataList)
{
var site = siteData.GetFtpSite();
if (site.CurrentDirectoryPath != remoteFolderPath)
{
var baseFiles = site.ListDirectory(remoteFolderPath);
//如果列目录失败
if (baseFiles == null)
{
item.State = TransferQueueItem.TransferQueueItemStateEnum.Error;
item.Tip = String.Format("列目录 {0} 时失败，原因:{1}。", remoteFolderPath, site.ErrMsg);
RemoveFromQueue(item);
continue;
}
}
}
//远端文件名
var remoteFileName = aaaSoft.Helpers.IoHelper.GetFileOrFolderName(item.RemotePath, '/');
//是否传输成功
bool IsTransferSuccess = true;
//已成功传输的站点数量
Int32 successedSiteCount = 0;
foreach (var siteData in CurrentGroupSiteDataList)
{
ThreadPool.QueueUserWorkItem(new WaitCallback(delegate(Object state)
{
var ositeData = state as FtpSiteData;
var osite = ositeData.GetFtpSite();
if (!osite.UploadFile(remoteFileName, item.LocalPath))
{
IsTransferSuccess = false;
item.State = TransferQueueItem.TransferQueueItemStateEnum.Error;
item.Tip = String.Format("上传文件 {0} 时失败，原因:{1}。", item.LocalPath, osite.ErrMsg);
Debug.Print("TransferQueue.QueueThread():" + item.Tip);
}
lock (TransferedFileCountObj)
TransferedFileCount++;
lock (TransferedDataLengthObj)
TransferedDataLength += osite.TransferedDataLength;
successedSiteCount++;
}), siteData);
}
while (IsTransferSuccess && successedSiteCount < CurrentSiteData.Group.Sites.Count)
{
Thread.Sleep(ProgressUpdateTimeInterval);
}
if (!IsTransferSuccess)
{
RemoveFromQueue(item);
continue;
}
item.State = TransferQueueItem.TransferQueueItemStateEnum.TransferComplete;
}
//如果是目录
else if (System.IO.Directory.Exists(item.LocalPath))
{
//=====================
//检查远端目录是否存在
//=====================
foreach (var siteData in CurrentGroupSiteDataList)
{
var site = siteData.GetFtpSite();
var baseFiles = site.ListDirectory(item.RemotePath);
//如果远端目录不存在
if (baseFiles == null)
{
if (!site.CreateDirectory(item.RemotePath))
{
item.State = TransferQueueItem.TransferQueueItemStateEnum.Error;
item.Tip = String.Format("创建远端目录 {0} 时失败，原因:{0}。", item.LocalPath, site.ErrMsg);
RemoveFromQueue(item);
continue;
}
}
}
try
{
var localFolderInfo = new System.IO.DirectoryInfo(item.LocalPath);
List <String> PathList = new List <string>();
foreach (var subFileInfo in localFolderInfo.GetFiles())
{
PathList.Add(subFileInfo.FullName);
}
foreach (var subFolderInfo in localFolderInfo.GetDirectories())
{
PathList.Add(subFolderInfo.FullName);
}
foreach (var subPath in PathList)
{
var subItem = new TransferQueueItem(CurrentSiteData);
subItem.Type = TransferQueueItem.TransferQueueItemTypeEnum.Upload;
subItem.LocalPath = subPath;
subItem.RemotePath = (item.RemotePath + "/" + IoHelper.GetFileOrFolderName(subPath, System.IO.Path.DirectorySeparatorChar)).Replace("//", "/");
InsertIntoQueue(subItem);
}
item.State = TransferQueueItem.TransferQueueItemStateEnum.TransferComplete;
}
catch (Exception ex)
{
item.State = TransferQueueItem.TransferQueueItemStateEnum.Error;
item.Tip = String.Format("上传目录 {0} 时失败，原因:{0}。", item.LocalPath, ex.Message);
RemoveFromQueue(item);
continue;
}
}
}
//如果处理成功则从队列中移除
RemoveFromQueue(item);
}
TransferEndTime = DateTime.Now;
trdTransfer = null;
CurrentSiteData = null;
CurrentQueueItem = null;
if (QueueItemList.Count == 0)
{
//触发队列完成事件
if (QueueCompleted != null)
{
QueueCompleted(this, new QueueEventArgs());
}
}
else
{
//触发队列停止事件
if (QueueStoped != null)
{
QueueStoped(this, new QueueEventArgs());
}
}
}
public QueueEventArgs(TransferQueueItem QueueItem)
: this()
{
this.QueueItem = QueueItem;
}