高分求一文件管理系统（asp.net+c#)

asp.net源码下载http://down.vv66.com/sort/141_1.htm

怎么还没人来，楼上的是asp的

这是一个很简单的文件管理器，楼主可以参考之。
把代码拷到aspx文件中，放到虚拟目录下，
然后在虚拟目录中建立Images目录，下面放4个图片：
file.unrecognizable.gif
folder.big.gif
folder.small.gif
folder.up.gif
。
然后浏览之：

<%@ Page Language="c#" %>
<!doctype html public "-//W3C//DTD HTML 4.0 Transitional//EN" >
<HTML>
<HEAD>
<title>File Maintain System</title>
<meta name="vs_targetSchema" content="http://schemas.microsoft.com/intellisense/ie5">
<base target=_self />
<script runat="server">    //Messages
    private string noFileMessage = "You must select a file!";
    private string uploadSuccessMessage = "Upload success!";
    private string uploadFailureMessage = "Upload failed!";
    private string noImagesMessage = "The folder is not exist or it is empty.";
    private string noFolderSpecifiedMessage = "The target folder is not exist.";
    private string noFileToDeleteMessage = "You must select a file to delete.";
    private string noFolderToDeleteMessage = "You must select a folder to delete.";
    private string invalidFileTypeMessage = "The type of the file you upload is not allowed.";
    private string validFileTypePromptMessage = "Allowed filetype is {0}";//
    private string noFolderNameMessage = "You must provide a folder name!";    private string acceptedFileTypes = "*.*;";
    private string acceptedImageFileTypes = "*.jpg|*.jpeg|*.jpe|*.gif|*.png|*.bmp;";    //Configuration
    private bool uploadIsEnabled = true;         //whether allow upload file.
    private bool deleteIsEnabled = true;         //whether allow delete file.
    private string rootFolder = "userdata";  //Initial folder.
    private string validFileTypeString = "Allowed filetype is {0}";    private void Page_Load(object sender, System.EventArgs e)
    {
try
{
CurrentFolder.Value = "" + Request["folder"]; string userRoot =
System.IO.Path.Combine
(
HttpContext.Current.Request.PhysicalApplicationPath,
rootFolder + "\\" + this.Context.User.Identity.Name
); string currentPath =
System.IO.Path.GetFullPath
(
System.IO.Path.Combine
(
userRoot,
CurrentFolder.Value
)
);     btnDeleteFile.Attributes.Add("onclick", "return confirm('" + "Are u sure you want to delete the selected file(s)?" + "');");
            btnDeleteFolder.Attributes.Add("onclick", "return confirm('" + "Are u sure you want to delete the selected folder(s)?" + "');");            FileValidator.ValidationExpression = string.Format(@"({0})$", System.Text.RegularExpressions.Regex.Replace(acceptedFileTypes, @";.*", string.Empty).Replace(".", "\\.").Replace("*", ".*"));

FileValidator.ErrorMessage = validFileTypeString; if(!System.IO.Directory.Exists(userRoot))
{
System.IO.Directory.CreateDirectory(userRoot);
} if(!IsPostBack)
{
DisplayFiles();
}
}
catch(System.Exception)// ex)
{
//MessageBox.Show(ex.Message);
}
    }    public void btnUpload_OnClick(object sender, EventArgs e)
    {
        if(Page.IsValid)
        {
            if(UploadFile.PostedFile.FileName.Trim() != "")
            {
                if(IsValidFileType(UploadFile.PostedFile.FileName))
                {
                    try
                    {
                        string uploadFileName = "";
                        string uploadFileDestination = "";
                        uploadFileName = UploadFile.PostedFile.FileName;
                        uploadFileName = uploadFileName.Substring(uploadFileName.LastIndexOf("\\")+1);
                        uploadFileDestination = HttpContext.Current.Request.PhysicalApplicationPath;
                        uploadFileDestination += this.rootFolder + "\\" + this.Context.User.Identity.Name + "\\" + CurrentFolder.Value;
                        uploadFileDestination += "\\";
                        UploadFile.PostedFile.SaveAs(uploadFileDestination + uploadFileName);
                        resultsMessage.Text = uploadSuccessMessage;
                    }
                    catch(System.Exception)
                    {
                        //resultsMessage.Text = "Your file could not be uploaded: " + ex.Message;
                        resultsMessage.Text = uploadFailureMessage;
                    }
                }
                else
                {
                    resultsMessage.Text = invalidFileTypeMessage + "\n" + validFileTypeString;
}
            }
            else
            {
                resultsMessage.Text = noFileMessage;
            }
        }
        else
        {
            resultsMessage.Text = invalidFileTypeMessage;        }
        DisplayFiles();
    }

    public void btnDeleteFile_OnClick(object sender, EventArgs e)
    {
        if(FileToDelete.Value != "" && FileToDelete.Value != "undefined")
        {
            try
            {
                string appPath = HttpContext.Current.Request.PhysicalApplicationPath;
System.IO.File.Delete(appPath + this.rootFolder + "\\" + this.Context.User.Identity.Name + "\\"  + CurrentFolder.Value + "\\" + FileToDelete.Value);
                resultsMessage.Text = FileToDelete.Value + " was deleted";
            }
            catch(System.Exception ex)
            {
                resultsMessage.Text = "Delete failed." + this.Server.HtmlDecode(ex.Message);
            }
        }
        else
        {
            resultsMessage.Text = noFileToDeleteMessage;
        }        DisplayFiles();
    }    public void btnCreateFolder_OnClick(object sender, EventArgs e)
    {
        if(txtDirectory.Value != "" && txtDirectory.Value != "undefined")
        {
            try
            {
string folderName = txtDirectory.Value;
                string appPath = HttpContext.Current.Request.PhysicalApplicationPath;
                string fullPath = appPath + this.rootFolder + "\\" + this.Context.User.Identity.Name + "\\" + CurrentFolder.Value + "\\" + folderName;                System.IO.Directory.CreateDirectory(fullPath);                resultsMessage.Text = (appPath + this.rootFolder + "\\" + this.Context.User.Identity.Name + "\\" + CurrentFolder.Value + "\\" + folderName + " was created.").Replace("\\\\", "\\");
            }
            catch(System.Exception)
            {
                resultsMessage.Text = "Create failed.";
            }
        }
        else
        {
            resultsMessage.Text = noFolderNameMessage;
        }
        DisplayFiles();
    }

public void btnDeleteFolder_OnClick(object sender, EventArgs e)
{
        if(FolderToDelete.Value != "" && FolderToDelete.Value != "undefined")
        {
            try
            {
                string appPath = HttpContext.Current.Request.PhysicalApplicationPath;
                string fullPath = appPath + this.rootFolder + "\\" + this.Context.User.Identity.Name + "\\" + CurrentFolder.Value + "\\" + FolderToDelete.Value;                System.IO.Directory.Delete(fullPath, true);                resultsMessage.Text = fullPath + " was deleted";
            }
            catch(System.Exception)
            {
                resultsMessage.Text = "Delete failed.";
            }
        }
        else
        {
            resultsMessage.Text = noFolderToDeleteMessage;
        }
        DisplayFiles();
}    private bool IsValidFileType(string fileName)
    {
if(acceptedFileTypes.IndexOf(".*") != -1)
{
return true;
}
else
{
System.IO.FileInfo fi = new System.IO.FileInfo(fileName);
if(acceptedFileTypes.IndexOf(fi.Extension.ToLower()) != -1)
{
return true;
}
}        return false;
    }

    private string[] GetFilesArray()
    {
        try
        {
string folderPath =
System.IO.Path.Combine
(
System.IO.Path.Combine
(
HttpContext.Current.Request.PhysicalApplicationPath,
rootFolder + "\\" + this.Context.User.Identity.Name
),
CurrentFolder.Value
);            string[] filesArray = System.IO.Directory.GetFiles(folderPath, "*"); return filesArray;
        }
        catch(System.Exception)
        {
            return null;
        }
    }    private string[] GetDirectoriesArray()
    {
        try
        {
string folderPath =
System.IO.Path.Combine
(
System.IO.Path.Combine
(
HttpContext.Current.Request.PhysicalApplicationPath,
rootFolder + "\\" + this.Context.User.Identity.Name
),
CurrentFolder.Value
);            string[] directoriesArray = System.IO.Directory.GetDirectories(folderPath, "*");
            return directoriesArray;
        }
        catch(System.Exception)
        {
            return null;
        }
    }

调试易

高分求一文件管理系统（asp.net+c#)

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