asp.net上传压缩文件

来源：互联网发布：昆仑数据科技面试编辑：程序博客网时间：2024/04/30 08:50

1. upload.aspx

<%@ Page Language="C#" AutoEventWireup="true" CodeFile="upload.aspx.cs" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title></title>

</head>

<body>

<div>

            <asp:FileUpload ID="SpecialsUpload" runat="server" ToolTip="浏览....."/>   
                <asp:Button ID="Button1" CssClass="button" ToolTip="导入专题数据" runat="server" Text="导入专题数据"
                        OnClick="UploadButton_Click" /> 

</div>

</form>

</body>
</html>

2. upload.aspx.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;

using Microsoft.Win32;
using System.IO;

public partial class upload : System.Web.UI.Page
{
    /// <summary>
    /// 批量上传
    /// </summary>
    /// <param name="src"></param>
    /// <param name="e"></param>
    protected void UploadButton_Click(object sender, EventArgs e)
    {
        string path = @"C:/htmlUpload";    //上传服务器文件的存储，存在当前新建的文件夹

        //判断是否有该目录
        System.IO.DirectoryInfo dir = new System.IO.DirectoryInfo(path);
        if (!dir.Exists)
        {
            dir.Create();
        }

        if (SpecialsUpload.HasFile)
        {

            //判断上传文件类型
            if (System.IO.Path.GetExtension(SpecialsUpload.FileName).ToString().ToLower() == ".rar")
            {
                path = path + "/" + SpecialsUpload.FileName;
                //如果存在,删除文件
                if (File.Exists(path))
                {
                    File.Delete(path);
                }
                // 上传文件
                SpecialsUpload.PostedFile.SaveAs(path);

                //解压缩
                try
                {
                    string zpath = @"C:/testTemp"; //解压文件存储目录
                    RegistryKey Reg = Registry.ClassesRoot.OpenSubKey("Applications\\WinRar.exe\\Shell\\Open\\Command");
                    Process process = new Process();
                    String rar = Reg.GetValue("").ToString();
                    Reg.Close();
                    process.StartInfo.FileName = rar.Substring(1, rar.Length - 7);
                    Directory.CreateDirectory(zpath);
                    process.StartInfo.Arguments = " X " + path + " " + zpath;
                    process.StartInfo.WindowStyle = ProcessWindowStyle.Hidden;
                    process.Start();
                    while (!process.HasExited)       //等待解压的完成
                    {
                        process.WaitForExit();
                    }
                    SpecialTopicService service = new SpecialTopicService(); //批量上传文件到数据库
                    service.ProcessLink(zpath + "/" + SpecialsUpload.FileName.Substring(0, SpecialsUpload.FileName.LastIndexOf(".")));
                }
                catch (Exception ex)
                {
                    //Response.Write(ex.ToString());
                }

            }
            else
            {
                Response.Write("<script>alert('请选择 .rar 压缩文件');window.close();</script> ");
            }

        }
        else
        {
            Response.Write("<script>alert('请选择文件');window.close();</script> ");
        }

    }
}

3. UploadService.cs

public class UploadService : Sql.BaseService
{

/// <summary>
    /// 递归文件夹获取文件
    /// </summary>
    /// <param name="path">文件夹路径</param>
    public void ProcessLink(string path)
    {
        string[] files = Directory.GetFiles(path, "*.html");//获取文件夹中所有的Html文件
        string[] dirList = path.Split('\\');
        string id = dirList[dirList.Length - 1];
        DbSQLServer.ExecuteNonQuery(strConn, "delete from topicData where id=" + id);

        for (int i = 0; i < files.Length; i++)
        {
            //文件处理
            try
            {

                SigleFile(files[i], i + 1);
            }
            catch (Exception e)
            {
                //cFileUtil.FileWrite("异常" + e.ToString());
            }
        }
        string[] dirs = Directory.GetDirectories(path);
        foreach (string subDir in dirs)
        {
            ProcessLink(subDir);
        }
    }

    /// <summary>
    /// 单个html文件处理
    /// </summary>
    /// <param name="file">文件名</param>
    /// <param name="order">排序</param>
    private void SigleFile(string file, int order)
    {
        FileInfo fileInfo = new FileInfo(file);
        string[] dirList = fileInfo.DirectoryName.Split('\\');
        string id = dirList[dirList.Length - 1];
        string docname = fileInfo.Name;
        StreamReader fileReader = new StreamReader(file, System.Text.Encoding.GetEncoding("utf-8"));
        try
        {
            string strLine = "";
            strLine = fileReader.ReadToEnd();
            string title = Regex.Match(strLine, @"(?<=<title>)[\s\S]+?(?=</title>)").Value.Trim();
            string body = Regex.Match(strLine, @"(?<=<body>)[\s\S]+?(?=</body>)").Value.Trim();
            body = Regex.Replace(specialBody, @"<[\s\S]+?>", "");
            string iSql = "insert into topicData(id, orderId, title,body,updateTime,flag) ";
            iSql += " values ('{0}',{1},'{2}','{3}',getdate(),0)";
            iSql = string.Format(iSql, id, order, title, body);
            DbSQLServer.ExecuteNonQuery(strConn, iSql);
        }
        catch (Exception e)
        {
            //cFileUtil.FileWrite("异常" + e.ToString());
        }
        finally
        {
            fileReader.Close();
        }

    }

}

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