โค้ดสำหรับโหลดไฟล์จากเว็บ one2up แบบบ้านๆ

string getHTML(string url)
        {
            string html = "";
            try
            {
                System.Net.HttpWebRequest request = (System.Net.HttpWebRequest)System.Net.HttpWebRequest.Create(url.Trim());
                System.Net.HttpWebResponse response = (System.Net.HttpWebResponse)request.GetResponse();
                System.IO.StreamReader sr = new System.IO.StreamReader(response.GetResponseStream());
                html = sr.ReadToEnd();
                sr.Close();
                response.Close();
            }
            catch { }
            return html;
        }

System.Text.RegularExpressions.Regex regexListcontent_ID = new System.Text.RegularExpressions.Regex(@"(?:<div.*?(view_content.php\?content_ID=[0-9]+)\"".*?<b>(.*?)<.*?ขนาดไฟล์(.*?)<br>)", System.Text.RegularExpressions.RegexOptions.Singleline | System.Text.RegularExpressions.RegexOptions.CultureInvariant);

void getListHTML(string strsearch, int _min, int _max)
        {
            for (int i = _min; i <= _max; i++)
            {

                getListHTML(new object[] { "http://www.one2up.com/list_content.php?page="+i+"&txt_Search="+strsearch+"&radio_type=content_Name" });
                System.Threading.Thread.Sleep(100);
            }
        }
         void getListHTML(string URL)
         {
             getListHTML(new object[] { URL });
         }
         void getListHTML(object obj)
        {
            string url = (string)((object[])obj)[0];
            this.Invoke(new Action(() => { this.Text = url; }));
            foreach (System.Text.RegularExpressions.Match match in regexListcontent_ID.Matches(getHTML(url)))
            {
                dataGridView1.Invoke(new Action(() => { dataGridView1.Rows.Add(true, "http://www.one2up.com/" + match.Groups[1].Value, match.Groups[2].Value, match.Groups[3].Value, GetLinkByID("http://www.one2up.com/" + match.Groups[1].Value)); })); 
                System.Threading.Thread.Sleep(100);
            }

        }

System.Text.RegularExpressions.Regex regexLinkFile = new System.Text.RegularExpressions.Regex("(?:\"txt_URL\" id=\"txt_URL\" value)=[\"|']?(.*?)[\"|'|>]", System.Text.RegularExpressions.RegexOptions.Singleline | System.Text.RegularExpressions.RegexOptions.CultureInvariant);
        

string GetLinkByID(string URL_ID)
         {
             return (URL_ID == null || URL_ID == string.Empty) ? "" : regexLinkFile.Matches(getHTML(URL_ID))[0].Groups[1].Value;
         }

using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using System;

namespace LoadOne2UpIDM
{
    public partial class Form2 : Form
    {
        public Form2()
        {
            InitializeComponent();
        }


         System.Text.RegularExpressions.Regex regexListcontent_ID = new System.Text.RegularExpressions.Regex(@"(?:<div.*?(view_content.php\?content_ID=[0-9]+)\"".*?<b>(.*?)<.*?ขนาดไฟล์(.*?)<br>)", System.Text.RegularExpressions.RegexOptions.Singleline | System.Text.RegularExpressions.RegexOptions.CultureInvariant);
         System.Text.RegularExpressions.Regex regexLinkFile = new System.Text.RegularExpressions.Regex("(?:\"txt_URL\" id=\"txt_URL\" value)=[\"|']?(.*?)[\"|'|>]", System.Text.RegularExpressions.RegexOptions.Singleline | System.Text.RegularExpressions.RegexOptions.CultureInvariant);
         System.Text.RegularExpressions.Regex regexFileName = new System.Text.RegularExpressions.Regex("(?:content=\"Other->)(.*?)[\"|'|>|/]+", System.Text.RegularExpressions.RegexOptions.Singleline | System.Text.RegularExpressions.RegexOptions.CultureInvariant);
        string pathIDM = @"C:\Program Files\Internet Download Manager\IDMan.exe";
         string getHTML(string url)
         {
             string html = "";
             try
             {
                 System.Net.HttpWebRequest request = (System.Net.HttpWebRequest)System.Net.HttpWebRequest.Create(url.Trim());
                 System.Net.HttpWebResponse response = (System.Net.HttpWebResponse)request.GetResponse();
                 System.IO.StreamReader sr = new System.IO.StreamReader(response.GetResponseStream());
                 html = sr.ReadToEnd();
                 sr.Close();
                 response.Close();
             }
             catch { }
             return html;
         }
         void getListHTML(string strsearch, int _min, int _max)
        {
            for (int i = _min; i <= _max; i++)
            {

                getListHTML(new object[] { "http://www.one2up.com/list_content.php?page="+i+"&txt_Search="+strsearch+"&radio_type=content_Name" });
                System.Threading.Thread.Sleep(100);
            }
        }
         void getListHTML(string URL)
         {
             getListHTML(new object[] { URL });
         }
         void getListHTML(object obj)
        {
            string url = (string)((object[])obj)[0];
            this.Invoke(new Action(() => { this.Text = url; }));
            foreach (System.Text.RegularExpressions.Match match in regexListcontent_ID.Matches(getHTML(url)))
            {
                dataGridView1.Invoke(new Action(() => { dataGridView1.Rows.Add(true, "http://www.one2up.com/" + match.Groups[1].Value, match.Groups[2].Value, match.Groups[3].Value, GetLinkByID("http://www.one2up.com/" + match.Groups[1].Value)); })); 
                System.Threading.Thread.Sleep(100);
            }

        }
         string GetLinkByID(string URL_ID)
         {
             return (URL_ID == null || URL_ID == string.Empty) ? "" : regexLinkFile.Matches(getHTML(URL_ID))[0].Groups[1].Value;
         }
         void LoadOne2UpByID()
         {
             for (int i = 0; i < dataGridView1.RowCount - 1; i++)
             {
                 if ((bool)dataGridView1[0, i].Value == true && dataGridView1[2, i].Value.ToString() != "xxx")
                 {
                     System.Diagnostics.Process.Start(pathIDM, "/a /n /d " + dataGridView1[4, i].Value.ToString() + "  /f \"" + dataGridView1[2, i].Value.ToString() + "\"");
                     System.Threading.Thread.Sleep(200);
                 }
             }
         }
        private void button1_Click(object sender, EventArgs e)
        {
           //โหลดจาก URL
           getListHTML(textBox1.Text);

        }
        private void button2_Click(object sender, EventArgs e)
        {
              //ให้โหลดจาก คำค้น แบบระบุหน้า ถ้ามีหน้าเดียว ก็ 1 ถึง 1 ประมาณนี้ครับgetListHTML(textBox2.Text,int.Parse(textBox3.Text),int.Parse(textBox4.Text));

        }

        private void button3_Click(object sender, EventArgs e)
        {
            //สั่งโหลดจาก  dataGridView1 ที่ slected ไว้
            new System.Threading.Thread(LoadOne2UpByID).Start();
        }
    }
}