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文件的各种操作汇总
前台代码
<%@ Page language="c#" Codebehind="Main.aspx.cs" AutoEventWireup="false" Inherits="AspFileOp.WebForm1" %>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" >
<HTML>
    <HEAD>
        <title>WebForm1</title>
        <meta content="Microsoft Visual Studio 7.0" name="GENERATOR">
        <meta content="C#" name="CODE_LANGUAGE">
        <meta content="JavaScript" name="vs_defaultClientScript">
        <meta content="http://schemas.microsoft.com/intellisense/nav4-0" name="vs_targetSchema">
        <script language="javascript" id="clientEventHandlersJS">
<!--

function Go(cmd1,par)
{
    var f=document.Form1;
    f.name1.value="";
    f.cmd.value=cmd1;
    for ( var i=0; i < f.elements.length; i++ )
    {
        if (true==f.elements[i].checked)
        {
            f.name1.value+=f.elements[i].name+"*";
        }
    }
    switch(cmd1)
    {
        case "newdir":
            var nd_tmp;
            if (CheckNum()==0)
            {
                alert("将在主目录下新建文件夹！");
                nd_tmp=prompt("请输入新建文件夹名称","新建文件夹");
                f.name1.value="personal*";
            } 
            else
            {
                nd_tmp =prompt("请输入新建文件夹名称","新建文件夹");

            }
            if ( null == nd_tmp||'' == nd_tmp)
            {
                return ;
             }
            else
            {
                    f.name1.value+=nd_tmp;
             }            
            break;
        case "open":
            if(par!=null)
            {
                f.name1.value=par+"*";
            }
            break;
        case "del":
            if(CheckNum()==0)
            {
                alert("请选择要删除的文件或文件夹！");
                return ;
            }
            var tmp ="";
            for ( var i=0; i < f.elements.length; i++ )
            {
                if (f.elements[i].checked==true)
                {
                    tmp+=f.elements[i].name+"\n";
                } 
            }
            if(!confirm("将删除以下内容：\n"+tmp+"\n      确定吗？"))
            {
                return ;
            }
            break;
        case "rename":
            if(CheckNum()==0)
            {
                alert("请选中一个文件或文件夹！");
                return ;
            }
            var tmp2="";
            for ( var i=0; i < f.elements.length; i++ )
            {
                if (f.elements[i].checked==true)
                {
                    tmp2=f.elements[i].name;
                }
            }
            var i2 = tmp2.lastIndexOf('\\');
            var tmp3 = tmp2.substring(i2+1,tmp2.length);
            var rm_tmp =prompt("请输入新的文件名称",tmp3);
            if ( null == rm_tmp||"" == rm_tmp||tmp3==rm_tmp)
            {
                return ;
            }
            else
            {
                f.name1.value+=rm_tmp;
            }
            break; 
        case "zip":
            if(CheckNum()==0)
            {
                alert("请选择需要压缩的文件或文件夹！");
                return ;
            }
            var zip_tmp=prompt("请输入压缩文件的名称：","");
            if ( null == zip_tmp||"" == zip_tmp)
            {
                return ;
            }
            else
            {
                f.name1.value+=zip_tmp;
            }
            break; 
        case"split":
            if(CheckNum()==0)
            {
                alert("请选中一个文件！");
                return ;
            }
            var sp=prompt("需要分成几部分？（请填入不大于5的数字）","2");
            if(sp==null||sp==""||isNaN(sp)||parseInt(sp)>5)
            {
               return;
            }
            else
            {
                f.name1.value+=sp;
            }
            break;
        case"merge":
               if(CheckNum()==0)
            {
                alert("请选中至少一个文件！");
                return ;
            }
            break;
        case"selectall":
            var sel;
            for ( var i=0; i < f.elements.length; i++ )
            {
                     sel=f.elements[i].type;
                     if(sel=="checkbox")
                     {
                         f.elements[i].checked=true;
                     }
                }
            return;
        case"deselectall":
            var desel;
            for ( var i=0; i < f.elements.length; i++ )
                {
                     desel=f.elements[i].type;
                     if(desel=="checkbox")
                     {
                         f.elements[i].checked=false;
                     }
                }
            return;
    }
    f.submit();
}
function CheckNum()
{
    var j =0;
    var f=document.Form1;
    for ( var i=0; i < f.elements.length; i++ )
    {
        if (true==f.elements[i].checked)
        {
        j++;
        }
    }
    return j;
}

//-->
        </script>
    </HEAD>
    <body MS_POSITIONING="GridLayout">
        <TABLE height="685" cellSpacing="0" cellPadding="0" width="451" border="0" ms_2d_layout="TRUE">
            <TR vAlign="top">
                <TD width="451" height="685">
                    <form id="Form1" name="fm" method="post" runat="server">
                        <TABLE height="434" cellSpacing="0" cellPadding="0" width="673" border="0" ms_2d_layout="TRUE">
                            <TR vAlign="top">
                                <TD width="4" height="7"></TD>
                                <TD width="199"></TD>
                                <TD width="184"></TD>
                                <TD width="286"></TD>
                            </TR>
                            <TR vAlign="top">
                                <TD height="404"></TD>
                                <TD colSpan="3">
                                    <TABLE id="Table1" height="398" cellSpacing="0" cellPadding="0" width="668" bgColor="transparent" border="0">
                                        <TR>
                                            <TD align="middle" width="101" bgColor="lightblue" height="79"><FONT face="宋体" color="#ff00ff" size="5">&nbsp;资源&nbsp; 
                                                    管理器</FONT>
                                            </TD>
                                            <TD width="509" bgColor="lemonchiffon" height="79">
                                                <TABLE id="Table2" height="60" cellSpacing="0" cellPadding="0" width="437" align="center" border="0">
                                                    <TR align="right">
                                                        <TD><A href="javascript: Go('newdir');"><font size="-1"><B>新建文件夹</B></font></A></TD>
                                                        <TD><A href="javascript: Go('download');"><font size="-1"><B>下载</B></font></A></TD>
                                                        <TD><A href="javascript: Go('open');"><FONT size="-1"><B>打开</B></FONT></A></TD>
                                                        <TD><A href="javascript: Go('split');"><FONT size="-1"><B>分割文件</B></FONT></A></TD>
                                                        <TD><A href="javascript: Go('unzip');"><font size="-1"><B>Unzip解压</B></font></A></TD>
                                                    </TR>
                                                    <TR align="right">
                                                        <TD><A href="javascript: Go('expand_dir');"><FONT size="-1"><B>展开文件夹</B></FONT></A></TD>
                                                        <TD><A href="javascript: Go('upload');"><FONT size="-1"><B>上传</B></FONT></A></TD>
                                                        <TD><A href="javascript: Go('close');"><font size="-1"><B>关闭</B></font></A></TD>
                                                        <TD><A href="javascript: Go('merge');"><font size="-1"><B>合并文件</B></font></A></TD>
                                                        <TD><A href="javascript: Go('zip');"><FONT size="-1"><B>Zip压缩</B></FONT></A></TD>
                                                    </TR>
                                                </TABLE>
                                            </TD>
                                        </TR>
                                        <TR>
                                            <TD vAlign="top" width="101" bgColor="lavender" colSpan="1">
                                                <TABLE id="Table3" height="66" cellSpacing="0" cellPadding="4" width="97" border="0">
                                                    <TR>
                                                        <TD><FONT size="2">编辑:</FONT></TD>
                                                    </TR>
                                                    <TR>
                                                        <TD align="right"><A href="javascript: Go('cut');"><B><FONT size="2">剪切</FONT></B></A>
                                                        </TD>
                                                    </TR>
                                                    <TR>
                                                        <TD align="right"><A href="javascript: Go('copy');"><B><FONT size="2">复制</FONT></B></A>
                                                        </TD>
                                                    </TR>
                                                    <TR>
                                                        <TD align="right"><A href="javascript: Go('paste');"><B><FONT size="2">粘贴</FONT></B></A></TD>
                                                    </TR>
                                                    <TR>
                                                        <TD align="right"><A href="javascript: Go('del');"><font size="-1"><B>删除</B></font></A></TD>
                                                    </TR>
                                                    <TR>
                                                        <TD align="right"><A href="javascript: Go('selectall');"><B><FONT size="2">全选</FONT></B></A></TD>
                                                    </TR>
                                                    <TR>
                                                        <TD align="right"><A href="javascript: Go('deselectall');"><B><FONT size="2">清除</FONT></B></A></TD>
                                                    </TR>
                                                    <TR>
                                                        <TD align="right"><A href="javascript: Go('rename');"><FONT size="-1"><B>重命名</B></FONT></A></TD>
                                                    </TR>
                                                </TABLE>
                                                </FONT></TD>
                                            <TD id="td1" vAlign="top" width="509" bgColor="whitesmoke" colSpan="1" rowSpan="1" runat="server"><FONT face="宋体"></FONT><br>
                                            </TD>
                                        </TR>
                                    </TABLE>
                                </TD>
                            </TR>
                            <TR vAlign="top">
                                <TD colSpan="2" height="23"></TD>
                                <TD><INPUT id="cmd" type="hidden" runat="server"></TD>
                                <TD><INPUT id="name1" type="hidden" runat="server"></TD>
                            </TR>
                        </TABLE>
                    </form>
                </TD>
            </TR>
        </TABLE>
    </body>
</HTML>

后台代码
using System;
using System.IO;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Web;
using System.Web.SessionState;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;

namespace AspFileOp
{
    /// <summary>
    /// WebForm1 的摘要说明。
    /// </summary>
    public class WebForm1 : System.Web.UI.Page
    {
        protected System.Web.UI.HtmlControls.HtmlTableCell td1;
        protected System.Web.UI.HtmlControls.HtmlInputHidden cmd;
        protected System.Web.UI.HtmlControls.HtmlInputHidden name1;
        protected System.Web.UI.WebControls.Label Label1;
        public string Expand_Dir;
    
        private void Page_Load(object sender, System.EventArgs e)
        {
            string ServerDir = MapPath(".")+"\\";
            this.Expand_Dir= "";
            switch(this.cmd.Value)
            {                    
                case(""):
                    break;
                case("open"):    //打开
                    string[]open_tmp=this.name1.Value.Split(new char[]{'*'});
                    foreach(string open_tmp2 in open_tmp)
                    {
                        if(Directory.Exists(ServerDir+open_tmp2))   
                        {
                            this.AddDirState(open_tmp2);
                        }
                        else if(File.Exists(ServerDir+open_tmp2))  
                        {
                            Response.Redirect("http://"+Request.UrlReferrer.Host+ResolveUrl(open_tmp2));
                        }
                    }
                    break;
                case("newdir"):     //新建文件夹
                    string [] newdir_tmp = this.name1.Value.Split(new Char[]{'*'});
                    if(newdir_tmp.Length==2)   //只包含“新建文件夹”及其父目录
                    {
                        if(newdir_tmp[0]=="")
                        {
                            newdir_tmp[0]="personal";
                        }
                        if(this.CheckName(newdir_tmp[1])&&Directory.Exists(ServerDir+newdir_tmp[0]))
                        {
                            string newdir_tmp2=ServerDir+newdir_tmp[0]+"\\"+newdir_tmp[1];
                            this.NameExisted(1,newdir_tmp2,out newdir_tmp2);
                            Directory.CreateDirectory(newdir_tmp2);
                            this.AddDirState( newdir_tmp[0]);
                        }
                    }
                    break;
                case("expand_dir"):  //展开文件夹
                    this.Expand_Dir =this.name1.Value;
                    break;
                case("zip"):   // 压缩
                    string[] zip_tmp = this.name1.Value.Split(new char[]{'*'});
                    string zip_tmp1= zip_tmp[zip_tmp.Length-1];
                    if(this.CheckName(zip_tmp1))     //检测文件命名的合法性
                    {
                        string zip_tmp2=zip_tmp1.Replace(".zip","");

                        //移除“.zip”后缀，并防止名称重复

                        this.NameExisted(1,ServerDir+@"personal\"+zip_tmp2+".zip",out zip_tmp2);
                        StreamWriter zip_sr =File.CreateText(ServerDir+"list.dat");
                        zip_sr.Write("");
                        zip_sr.Close();
                        for(int m =0;m<zip_tmp.Length-1;m++)
                        {
                            //以系统默认的 ANSI 编码创建压缩文件列表

                            StreamWriter zip_sw2 =new StreamWriter(ServerDir+"list.dat",true,System.Text.Encoding.Default);   
                            zip_sw2.WriteLine(ServerDir+zip_tmp[m]);
                            zip_sw2.Close();
                        }
                        System.Diagnostics.Process Process1=new System.Diagnostics.Process();
                        Process1.StartInfo.FileName=ServerDir+"Winrar.exe";
                        Process1.StartInfo.Arguments=" a  -ep1 -inul -y "+zip_tmp2+@" @"+ServerDir+"list.dat";
                        Process1.Start();    //进行压缩
                        while(!Process1.HasExited)          //等待压缩的完成
                        {
                        }
                    }
                    break;
                case("unzip"):  //解压缩
                    string [] un_tmp =this.name1.Value.Split(new char[]{'*'});
                    int i2=0;         //防止名称冲突的参数
                    foreach(string un_tmp2 in un_tmp)
                    {
                        if(un_tmp2!="")
                        {
                            string un_time=System.DateTime.Now.ToShortDateString()+"-"+System.DateTime.Now.Hour.ToString()+"-"+System.DateTime.Now.Minute.ToString()+"-"+(System.DateTime.Now.Second+i2).ToString();
                            string un_dir =ServerDir+@"personal\Unzip-"+un_time;
                            Directory.CreateDirectory(un_dir);              //创建以解压时间为名的文件夹
                            StreamWriter un_sw=File.AppendText(ServerDir+"DirState.dat");
                            un_sw.Write(@"personal\Unzip-"+un_time+"*");
                            un_sw.Close();
                            System.Diagnostics.Process Process2=new System.Diagnostics.Process();
                            Process2.StartInfo.FileName=ServerDir+"Winrar.exe";
                            Process2.StartInfo.Arguments=" x -inul -y "+ServerDir+un_tmp2+" "+un_dir;
                            Process2.Start();        //进行解压
                            while(!Process2.HasExited)           //等待解压的完成
                            {
                            }
                            i2++;
                        }
                    }
                    break;
                case("upload"):  //上传文件
                    string [] up=this.name1.Value.Split(new char []{'*'});
                    if(Directory.Exists(ServerDir+up[0]))
                    {
                        this.AddDirState(up[0]);
                        Server.Transfer("UpLoad.aspx?d="+up[0]);
                    }
                    break;
                case("download"):
                    string[] down_tmp1=this.name1.Value.Split(new char[]{'*'});
                    int dl=0;
                    foreach(string down_tmp2 in down_tmp1)
                    {
                        if(down_tmp2!="")
                        {
                            dl++;  // 检测下载文件的数目
                        }
                    }
                    if(dl==1&&!Directory.Exists(ServerDir+down_tmp1[0]))  //单个文件的下载
                    {
                        if(File.Exists(ServerDir+down_tmp1[0]))
                        {
                            Response.Redirect("http://"+Request.UrlReferrer.Host+ResolveUrl(down_tmp1[0]),false);
                        }
                    }
                    else if(dl!=0)    //多个文件或目录进行压缩打包下载
                    {
                        StreamWriter zip_sr =File.CreateText(ServerDir+"list.dat");
                        zip_sr.Write("");
                        zip_sr.Close();
                        for(int m =0;m<down_tmp1.Length;m++)
                        {
                            if(down_tmp1[m]!="")
                            {
                                //创建压缩文件列表

                                StreamWriter down_sw2 =new StreamWriter(ServerDir+"list.dat",true,System.Text.Encoding.Default);
                                down_sw2.WriteLine(ServerDir+down_tmp1[m]);
                                down_sw2.Close();
                            }
                        }
                        if(File.Exists(ServerDir+@"personal\DownLoad.zip"))
                        {
                            File.Delete(ServerDir+@"personal\DownLoad.zip");  //删除原有的 DownLoad.zip
                        }
                        string down_tmp3 =@"personal\DownLoad.zip";
                        System.Diagnostics.Process Process3=new System.Diagnostics.Process();
                        Process3.StartInfo.FileName=ServerDir+"Winrar.exe";
                        Process3.StartInfo.Arguments=" a  -ep1 -inul -y "+ServerDir+down_tmp3+@" @"+ServerDir+"list.dat";                        
                        Process3.Start();      //启动压缩
                        while(!Process3.HasExited)             //等待完成
                        {
                        }
                        Response.Redirect("http://"+Request.UrlReferrer.Host+ResolveUrl(down_tmp3));
                    }
                    break;
                case("rename"):
                    string [] rename_tmp1 =this.name1.Value.Split(new char []{'*'});
                    if(rename_tmp1.Length==2)  //只包含“原名”与“新名称”二项
                    {
                        if(this.CheckName(rename_tmp1[1]))  //新名称是否合法
                        {
                            int rm1 =rename_tmp1[0].LastIndexOf("\\")+1;
                            int rm2 =rename_tmp1[0].Length-rm1;
                            string rename_tmp2=rename_tmp1[0].Remove(rm1,rm2);

                            //新名称是否重名

                            this.NameExisted(1,ServerDir+rename_tmp2+rename_tmp1[1],out rename_tmp2); 
                            if(Directory.Exists(ServerDir+rename_tmp1[0]))
                            {
                                Directory.Move(ServerDir+rename_tmp1[0],rename_tmp2);
                            }
                            else if(File.Exists(ServerDir+rename_tmp1[0]))
                            {
                                File.Move(ServerDir+rename_tmp1[0],rename_tmp2);
                            }
                        }
                    }
                    break;
                case("del"):      //删除
                    string[] del_tmp1 =this.name1.Value.Split(new char []{'*'});
                    if(!Directory.Exists(ServerDir+@"personal\Recycler"))
                    {
                        //创建 personal\Recycler
                        Directory.CreateDirectory(ServerDir+@"personal\Recycler");  
                    }
                    foreach(string del_s in del_tmp1)
                    {
                        if(del_s!="")
                        {
                            this.AddDirState("personal\\Recycler");
                            int d =del_s.LastIndexOf("\\")+1;
                            string del_tmp2 =del_s.Substring(d,del_s.Length-d); //获取文件名称
                            if(Directory.Exists(ServerDir+del_s))
                            {
                                if(del_s.IndexOf("personal\\Recycler")<0)  //不在 personal\Recycler 里
                                {
                                    this.NameExisted(1,ServerDir+"personal\\Recycler\\"+del_tmp2,out del_tmp2);
                                    Directory.Move(ServerDir+del_s,del_tmp2);
                                }
                                else if(del_s!="personal\\Recycler")  //保护 personal\Recycler
                                {
                                    Directory.Delete(ServerDir+del_s,true);
                                }
                            }
                            else if(File.Exists(ServerDir+del_s))
                            {
                                if(del_s.IndexOf("personal\\Recycler")<0)
                                {
                                    this.NameExisted(1,ServerDir+"personal\\Recycler\\"+del_tmp2,out del_tmp2);
                                    File.Move(ServerDir+del_s,del_tmp2);
                                }
                                else
                                {
                                    File.Delete(ServerDir+del_s);
                                }
                            }
                        }
                    }
                    break;
                case("close"):      //关闭
                    StreamReader close_sr=new StreamReader(ServerDir+"DirState.dat");
                    string close_tmp2 =close_sr.ReadToEnd();
                    close_sr.Close();
                    string [] close_tmp1=this.name1.Value.Split(new char []{'*'});
                    foreach(string ss in close_tmp1)
                    {
                        if(ss!="")
                        {
                            close_tmp2=close_tmp2.Replace(ss+"*","");
                        }
                    }
                    StreamWriter close_sw=File.CreateText(ServerDir+"DirState.dat");
                    close_sw.Write(close_tmp2);
                    close_sw.Close();
                    break;
                case("split"):     //分割
                    string [] sp = this.name1.Value.Split(new char[]{'*'});
                    string sp_file1 =ServerDir+sp[0];
                    int i3=0;
                    try
                    {
                        i3 = Int32.Parse(sp[sp.Length-1]);
                    }
                    catch
                    {
                        i3=2;   //读取数字错误，则默认为 2
                    }
                    if(File.Exists(sp_file1)&&i3<=5&&i3>=2)  //为减轻服务器负担，限定 i3 为 2 到 5 的整数
                    {
                        FileStream file1_fs =new FileStream(sp_file1,FileMode.Open);
                        int m=(int)file1_fs.Length;
                        for(int p=1;p<=i3;p++)
                        {
                            byte[] b1=new byte[0];
                            string file2="";
                            this.NameExisted(1,sp_file1,out file2);
                            if(p!=i3)
                            {
                                b1=new byte[m/i3];
                                file1_fs.Read(b1,0,m/i3);
                                FileStream file2_fs =new FileStream(file2,FileMode.Create);
                                file2_fs.Write(b1,0,m/i3);
                                file2_fs.Close();
                            }
                            else    //最后一个部分的读取
                            {
                                b1 =new byte[m-(p-1)*m/i3];
                                file1_fs.Read(b1,0,m-(p-1)*m/i3);                    
                                FileStream file2_fs =new FileStream(file2,FileMode.Create);
                                file2_fs.Write(b1,0,m-(p-1)*m/i3);
                                file2_fs.Close();
                            }
                            //    file1_fs.Seek(0,SeekOrigin.Current);  可要可不要
                        }
                        file1_fs.Close();
                    }
                    break;
                case("merge"):    //合并
                    string[] mer = this.name1.Value.Split(new char []{'*'});
                    bool dy=true;     //是否执行合并的参数
                    foreach(string mer_file in mer)
                    {
                        if(mer_file!=""&&Directory.Exists(ServerDir+mer_file))  //是否有文件夹
                        {
                            dy=false;
                        }
                    }
                    if(mer.Length==1)    //没有选中任何文件
                    {
                        dy=false;
                    }
                    if(dy)
                    {
                        string mer_name1="";
                        this.NameExisted(0,ServerDir+mer[0],out mer_name1);
                        File.Copy(ServerDir+mer[0],mer_name1,true);   // 创建一个文件副本
                        int t1 =mer[0].LastIndexOf("\\");
                        string mer_name2=mer[0].Substring(t1,mer[0].Length-t1);
                        File.Move(ServerDir+mer[0],ServerDir+"personal\\Recycler"+mer_name2);
                        
                        //追加至此副本的文件尾

                        FileStream mer_fs1 =new FileStream(mer_name1,FileMode.Append); 
                        for(int mi =1;mi<mer.Length;mi++)
                        {
                            if(mer[mi]!="")
                            {
                                FileStream mer_fs2 =new FileStream(ServerDir+mer[mi],FileMode.Open);
                                byte[] b2 = new byte[mer_fs2.Length];
                                int j=(int)mer_fs2.Length;
                                mer_fs2.Read(b2,0,j);
                                mer_fs2.Close();
                                int tm =mer[mi].LastIndexOf("\\");
                                string mer_name3=mer[mi].Substring(tm,mer[mi].Length-tm);

                                //并入副本后移至 personal\Recycler 文件夹

                                File.Move(ServerDir+mer[mi],ServerDir+"personal\\Recycler"+mer_name3);
                                mer_fs1.Write(b2,0,j);
                            }
                        }
                        mer_fs1.Close();
                    }
                    break;
                case("copy"):        //复制
                    StreamWriter copy_sw = File.CreateText(ServerDir+"action.dat");
                    copy_sw.Write("copy*");
                    string [] copy_tmp =this.name1.Value.Split(new char[]{'*'});
                    foreach(string copy_tmp1 in copy_tmp)
                    {
                        if(copy_tmp1!="")
                        {
                            copy_sw.Write(copy_tmp1+"*");    //记录所复制的文件列表
                        }
                    }
                    copy_sw.Close();
                    break;
                case("cut"):        //剪切
                    StreamWriter cut_sw = File.CreateText(ServerDir+"action.dat");
                    cut_sw.Write("cut*");
                    string [] cut_tmp =this.name1.Value.Split(new char[]{'*'});
                    foreach(string cut_tmp1 in cut_tmp)
                    {
                        if(cut_tmp1!="")
                        {
                            cut_sw.Write(cut_tmp1+"*");    //记录所剪切的文件列表
                        }
                    }
                    cut_sw.Close();
                    break;
                case("paste"):      //粘贴
                    string [] paste_tmp =this.name1.Value.Split(new char[]{'*'});
                    if(paste_tmp[0]=="")
                    {
                        paste_tmp[0]="personal";   //没有选中任何文件夹，则默认为主目录
                    }            
                    StreamReader paste_sw = new StreamReader(ServerDir+"action.dat");
                    string paste_tmp1=paste_sw.ReadToEnd();
                    paste_sw.Close();
                    string[] paste_tmp2=paste_tmp1.Split(new char []{'*'});
                    if(paste_tmp2[0]=="copy")      //判断上一次操作
                    {
                        string paste_name="";
                        for(int p=1;p< paste_tmp2.Length;p++)
                        {
                            if(paste_tmp2[p]!="")
                            {
                                //获取文件名

                                int pa =paste_tmp2[p].LastIndexOf("\\");
                                string paste_tmp3 =paste_tmp2[p].Substring(pa,paste_tmp2[p].Length-pa);

                                //执行相应操作

                                if(Directory.Exists(ServerDir+paste_tmp2[p]))
                                {
                                    this.NameExisted(1,ServerDir+paste_tmp[0]+paste_tmp3,out paste_name);
                                    this.CopyDir(ServerDir+paste_tmp2[p],paste_name);
                                }
                                else if(File.Exists(ServerDir+paste_tmp2[p]))
                                {
                                    this.NameExisted(1,ServerDir+paste_tmp[0]+paste_tmp3,out paste_name);
                                    File.Copy(ServerDir+paste_tmp2[p],paste_name,true);
                                }
                            }
                        }
                    }
                    else if(paste_tmp2[0]=="cut")
                    {
                        string paste_name1="";
                        for(int t=1;t< paste_tmp2.Length;t++)
                        {
                            if(paste_tmp2[t]!="")
                            {
                                int y =paste_tmp2[t].LastIndexOf("\\");
                                string paste_tmp4 =paste_tmp2[t].Substring(y,paste_tmp2[t].Length-y);
                                if(Directory.Exists(ServerDir+paste_tmp2[t]))
                                {
                                    this.NameExisted(1,ServerDir+paste_tmp[0]+paste_tmp4,out paste_name1);
                                    Directory.Move(ServerDir+paste_tmp2[t],paste_name1);
                                }
                                else if(File.Exists(ServerDir+paste_tmp2[t]))
                                {
                                    this.NameExisted(1,ServerDir+paste_tmp[0]+paste_tmp4,out paste_name1);
                                    File.Move(ServerDir+paste_tmp2[t],paste_name1);
                                }
                            }
                        }
                    }
                    this.AddDirState(paste_tmp[0]);

                    //最后清空action.dat

                    StreamWriter paste_sw1 = File.CreateText(ServerDir+"action.dat");  
                    paste_sw1.Write("");
                    paste_sw1.Close();
                    break;
            }
            this.BrowseDir(ServerDir+"personal",1,false);
            this.ClearDirState();

            // 在此处放置用户代码以初始化页面
        }

        Web Form Designer generated code

        public bool DirState(string d)
        {
            //判断目录打开的状态

            string ServerDir = MapPath(".")+"\\";
            if(!File.Exists(ServerDir+"DirState.dat"))
            {
                StreamWriter sw =File.CreateText(ServerDir+"DirState.dat");
                sw.Write("");
                sw.Close();
            }
            StreamReader sr=new StreamReader(ServerDir+"DirState.dat");
            string tmp = sr.ReadToEnd();
            sr.Close();
            string[] s =tmp.Split(new char []{'*'});
            bool bl=false;
            foreach(string s1 in s)
            {
                if(s1==d)
                {
                    bl= true;
                }
            }
            return bl;
        }
        
        public string Space(int b)
        {
            //添加空格

            string c ="";
            for(int m =1;m<=b;m++)
            {
                c+="&nbsp;&nbsp;&nbsp;&nbsp;";
            }
            return c;
        }
        public string ShortDir(string s)
        {
            //将文件的绝对路径转为相对路径

            string ServerDir = MapPath(".")+"\\";
            string d=s.Substring(ServerDir.Length,s.Length-ServerDir.Length);
            return d;
        }
        public string OtherName(string s)
        {
            //获取特殊名称，仅为 javascript:Go("","\\");

            string ServerDir = MapPath(".")+"\\";
            string tmp = s.Remove(0,ServerDir.Length);
            string [] name =tmp.Split(new char []{'\\'});
            string d="";
            for(int i=0;i<name.Length;i++)
            {
                if(i!=0)
                {
                    d+="\\"+"\\"+name[i];
                }
                else
                {
                    d+=name[i];
                }
            }
            return d;
        }
        public void BrowseDir(string s,int i,bool b)
        {
            //浏览目录

            DirectoryInfo dir =new DirectoryInfo(s);
            foreach(DirectoryInfo di in dir.GetDirectories())    //添加目录信息
            {
                long ii = this.DirSize(di.FullName);    
                string size="";
                if(ii>=1024)
                {
                    size = (ii/1024).ToString()+"&nbsp; KB";
                }
                else
                {
                    size = ii.ToString()+"&nbsp; 字节";
                }

                if(b||this.Expand(this.ShortDir(di.FullName))||this.DirState(this.ShortDir(di.FullName)))   //此目录为“打开”状态
                {
                    this.AddDirState(this.ShortDir(di.FullName));
                    this.td1.Controls.Add(new LiteralControl(this.Space(i)+"<input type=\"checkbox\" name=\""+this.ShortDir(di.FullName)));
                    this.td1.Controls.Add(new LiteralControl( "\"value=\"dir\"><IMG alt=\"\" src=\"OPENFOLD.BMP\">&nbsp;&nbsp;<a href=\"javascript: Go('open',\'"+this.OtherName(di.FullName)+"\');\">"));
                    this.td1.Controls.Add(new LiteralControl(di.Name+"</a>"+this.Space(2)+"<font size=2>"+size+this.Space(1)));
                    this.td1.Controls.Add(new LiteralControl(di.LastWriteTime.ToShortDateString()+"  "+di.LastWriteTime.ToShortTimeString()+"</font><br>"));
                    if(b||this.Expand(this.ShortDir(di.FullName)))   //此目录为“展开” 
                    {
                        this.BrowseDir(di.FullName,i+2,true);   //继续展开子目录
                    }
                    else             //此目录为“打开”
                    {
                        this.BrowseDir(di.FullName,i+2,false);    //显示此目录所有的文件及子目录
                    }
                }
                else           //此目录为“关闭”状态
                {
                    this.td1.Controls.Add(new LiteralControl(this.Space(i)+"<input type=\"checkbox\" name=\""+this.ShortDir(di.FullName)));
                    this.td1.Controls.Add(new LiteralControl( "\"value=\"dir\"><IMG alt=\"\" src=\"CLSDFOLD.BMP\">&nbsp;&nbsp;<a href=\"javascript: Go('open',\'"+this.OtherName(di.FullName)+"\');\">"));
                    this.td1.Controls.Add(new LiteralControl(di.Name+"</a>"+this.Space(2)+"<font size=2>"+size+this.Space(1)));
                    this.td1.Controls.Add(new LiteralControl(di.LastWriteTime.ToShortDateString()+"  "+di.LastWriteTime.ToShortTimeString()+"</font><br>"));
                }

            }
            foreach(FileInfo fi in dir.GetFiles())
            {
                string fi_tmp="";
                if(fi.Length>=1024)
                {
                    fi_tmp = (fi.Length/1024).ToString()+"&nbsp; KB";
                }
                else
                {
                    fi_tmp = fi.Length.ToString()+"&nbsp; 字节";
                }

                //添加文件信息

                this.td1.Controls.Add(new LiteralControl(this.Space(i)+"<input type=\"checkbox\" name=\""+this.ShortDir(fi.FullName)));
                this.td1.Controls.Add(new LiteralControl( "\"value=\"file\"><IMG alt=\"\" src=\"TXT.BMP\">&nbsp;&nbsp;<a href=\"javascript: Go('open',\'"+this.OtherName(fi.FullName)+"\');\">"));
                    this.td1.Controls.Add(new LiteralControl(fi.Name+"</a>"+this.Space(2)+"<font size=2>"+fi_tmp+this.Space(1)));
                this.td1.Controls.Add(new LiteralControl(fi.LastWriteTime.ToShortDateString()+" "+fi.LastWriteTime.ToShortTimeString()+"</font><br>"));
            }        
        }

        public bool Expand(string s)
        {
            //判断此目录是否需要展开
            string[] tmp=this.Expand_Dir.Split(new char []{'*'});
            bool b =false;
            foreach(string dd in tmp)
            {
                if(dd==s)
                {
                    b=true;
                }
            }
            return b;
        }
        public void NameExisted(int i,string s, out string ss)
        {
            //如果文件名称已存在，则重新命名

            string[] tmp =s.Split(new char []{'\\'});
            string name=tmp[tmp.Length-1];    //从文件的绝对路径名分离出文件名              
            int l=s.LastIndexOf("\\")+1;
        A:    int j=name.LastIndexOf(")")-name.LastIndexOf("("); 
            if(Directory.Exists(s))              //文件夹的重新命名
              {
                  i++;
                  if(j>1&&name.Length==name.LastIndexOf(")")+1)         //判断是否以（i）结尾
                  {
                      name=name.Remove(name.LastIndexOf("("),j+1);
                  }
                  name+="("+i.ToString()+")";
                  s=s.Remove(l,s.Length-l);
                  s+=name;
                  goto A;
              }
              else if(File.Exists(s))        //重新命名文件
              {
                  i++;
                  int n =name.LastIndexOf(".");
                  if(n<0)                         //是否有后缀名
                  {
                      if(j>1&&name.Length==name.LastIndexOf(")")+1)
                      {
                          name=name.Remove(name.LastIndexOf("("),j+1);
                      }
                      name+="("+i.ToString()+")";
                  }
                  else
                  {
                      if(j>1 && n==name.LastIndexOf(")")+1)    //后缀名是否紧挨着（i）
                      {
                          name=name.Remove(name.LastIndexOf("("),j+1);
                      } 
                      
                      name=name.Insert(name.LastIndexOf("."),"("+i.ToString()+")");
                  }
                  s=s.Remove(l,s.Length-l);
                  s+=name;
                  goto A;
              }
            ss=s;
        }

        public void ClearDirState()
        {
            //清理  DirState.dat 文件

            string ServerDir = MapPath(".")+"\\";
            StreamReader sr = new StreamReader(ServerDir+"DirState.dat");
            string tmp = sr.ReadToEnd();
            sr.Close();
            string[] tmp2 = tmp.Split(new char []{'*'});
            foreach(string s in tmp2)
            {
                if(s!="")
                {
                    if(!Directory.Exists(ServerDir+s))
                    {
                        tmp=tmp.Replace(s+"*","");
                    }
                }
            }
            StreamWriter sw =File.CreateText(ServerDir+"DirState.dat");
            sw.Write(tmp);
            sw.Close();
        }

        public void AddDirState(string s)
        {
            //向 DirState.dat 添加目录

            string ServerDir = MapPath(".")+"\\";
            StreamReader sr=new StreamReader(ServerDir+"DirState.dat");
            string tmp = sr.ReadToEnd();
            sr.Close();
            if(tmp.IndexOf(s+"*")<0)
            {
                StreamWriter sw =File.AppendText(ServerDir+"DirState.dat");
                sw.Write(s+"*");
                sw.Close();
            }
        }

        public long DirSize(string s)
        {
            //获取目录的大小

            long i=0L;
            DirectoryInfo dir = new DirectoryInfo(s);
            foreach (FileInfo f in dir.GetFiles())
            {
                i+=f.Length;
            }
            foreach(DirectoryInfo subdir in dir.GetDirectories())
            {
                i+=this.DirSize(subdir.FullName);
            }
            return i;
        }

        public bool CheckName(string s)
        {
            //检查文件名是否合法

            bool b=true;
            if(s.IndexOfAny(new char[]{'?','/','\\','<','>',':','*','\"','|'})>=0||s=="")
            {
                b=false;
            }
            return b;
        }

        public void CopyDir(string s, string d)      
        {
            //复制目录的方法

            Directory.CreateDirectory(d);
            DirectoryInfo di =new DirectoryInfo(s);
            foreach(DirectoryInfo dir in di.GetDirectories())
            {
                this.CopyDir(dir.FullName,d+"\\"+dir.Name);
            }
            foreach(FileInfo fi in di.GetFiles())
            {
                fi.CopyTo(d+"\\"+fi.Name,true);
            }
        }
    }
}
posted on 2006-06-30 23:15  Vinson  阅读(493)  评论(0)    收藏  举报
 
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