//创建文件夹
void btnCreateFolder_ServerClick(object sender, EventArgs e)
{
tn = getTreeNode;
string folderName = this.txtFolderName.Value;
string regular = "(?!((^(con)$)|^(con)/..*|(^(prn)$)|^(prn)/..*|(^(aux)$)|^(aux)/..*|(^(nul)$)|^(nul)/..*|(^(com)[1-9]$)|^(com)[1-9]/..*|(^(lpt)[1-9]$)|^(lpt)[1-9]/..*)|^/s+|.*/s$)(^[^/////:/*/?/\"/</>/|]{1,255}$)";
if (folderName.Length > 0 || tn != null)
{
if (RegularHelper.isRegular(folderName, regular))
{
string folderPath = tn.Value + "/" + folderName;
if (FileOperation.IsDirectoryInfoExists(folderPath))
{
//OperatingHelper.MsgAlert(this.Page, "已存在该文件夹！");
Response.Redirect("UploadFile.aspx");
}
else
{
tn.ChildNodes.Add(OperatingHelper.CreateFolder(tn.Value, folderName));
}
}
else
{
OperatingHelper.MsgAlert(this.Page, "文件夹名不能为空或有特殊符号！");
}
}
else
{
OperatingHelper.MsgAlert(this.Page, "未选中节点或未输入文件夹名！");
}
}
//删除文件夹
void btnDelFolder_ServerClick(object sender, EventArgs e)
{
tn = getTreeNode;
if (tn == null || tn.Value.Split('.').Length > 1)
{
OperatingHelper.MsgAlert(this.Page, "请选择你要删除的文件夹!");
}
else
{
try
{
OperatingHelper.DelFolder(tn.Value);
tn.Parent.ChildNodes.Remove(tn);
OperatingHelper.MsgAlert(this.Page, "文件夹删除成功(如不能正常显示请刷新网页)");
}
catch (System.IO.DirectoryNotFoundException ex)
{
//OperatingHelper.MsgAlert(this.Page, "该文件夹已删除");
Response.Redirect("UploadFile.aspx");
}
catch (System.IO.IOException ioex)
{
OperatingHelper.MsgAlert(this.Page, "删除失败,请确认您删除的文件夹里没有子文件夹.");
}
}
}
//初始化
public void InitTreeNode(string path)
{
TreeNode treeNode = OperatingHelper.Initiallzation(path);
if (treeNode != null)
{
this.treeViewMain.Nodes.Add(treeNode);
}
}
//上传文件
void btnUploadFile_ServerClick(object sender, EventArgs e)
{
tn = getTreeNode;
if (tn == null || tn.Value.Split('.').Length > 1)
{
OperatingHelper.MsgAlert(this.Page, "请选择你要上传的文件夹!");
}
else
{
if (fileUpLoad.HasFile)
{
HttpFileCollection files = Request.Files;
for (int i = 0; i < files.Count; i++)
{
HttpPostedFile postedFile = files[i];
if (postedFile.ContentLength > 0)
{
string fileName = postedFile.FileName;//处理文件名
fileName = DateTime.Now.Ticks.ToString() + fileName;
//Server.MapPath(@"FileSpace\" + fileName);
string strPath = tn.Value + @"\" + fileName;
try
{
postedFile.SaveAs(strPath);
OperatingHelper.MsgAlert(this.Page, postedFile.FileName + "上传成功");
Response.Redirect("UploadFile.aspx");
}
catch (HttpException ex)
{
OperatingHelper.MsgAlert(this.Page, "请求文件上传失败,请过一会再试!");
}
}
else
{
OperatingHelper.MsgAlert(this.Page, "没有文件!");
}
}
}
}
}
//删除文件
void btnDelFile_ServerClick(object sender, EventArgs e)
{
TreeView treeView = this.treeViewMain;
int checkedCount = treeView.CheckedNodes.Count;
if (checkedCount > 0)
{
for (int i = checkedCount - 1; i > -1; i--)
{
tn = treeView.CheckedNodes[i];
OperatingHelper.DelFile(tn);
}
}
else
{
OperatingHelper.MsgAlert(this.Page, "请选择要删除的文件！");
}
}
private void DownloadFile(string filePath, string fileName)
{
try
{
using (System.IO.FileStream fs = new System.IO.FileStream(filePath, System.IO.FileMode.Open))
{
byte[] bytes = new byte[(int)fs.Length];
fs.Read(bytes, 0, bytes.Length);
fs.Close();
Response.ContentType = "application/octect-stream";
Response.AddHeader("Content-Disposition", "attachment;filename=" + HttpUtility.UrlEncode(fileName, System.Text.Encoding.UTF8));
Response.BinaryWrite(bytes);
Response.Flush();
Response.End();
}
}
catch (System.IO.FileNotFoundException)
{
OperatingHelper.MsgAlert(this.Page, "暂时没有该资源!");
}
}
