c# 웹 이미지 추출 도구 코드 공유

 
  
public Array MatchHtml(string html,string com) 
  
       { 
  
           List urls = new List(); 
  
           html = html.ToLower(); 
  
           //  SRC    URL 
  
           Regex regexSrc = new Regex("src=\"[^\"]*[(.jpg)(.png)(.gif)(.bmp)(.ico)]\""); 
  
           foreach(Match m in regexSrc.Matches(html)) 
  
           { 
  
               string src = m.Value; 
  
               src = src.Replace("src=","").Replace("\"",""); 
  
               if (!src.Contains("http")) 
  
                   src = com + src; 
  
               if(!urls.Contains(src)) 
  
               urls.Add(src); 
  
           } 
  
           //  HREF   URL 
  
           Regex regexHref = new Regex("href=\"[^\"]*[(.jpg)(.png)(.gif)(.bmp)(.ico)]\""); 
  
           foreach (Match m in regexHref.Matches(html)) 
  
           { 
  
               string href = m.Value; 
  
               href = href.Replace("href=", "").Replace("\"", ""); 
  
               if (!href.Contains("http")) 
  
                   href = com + href; 
  
               if(!urls.Contains(href)) 
  
               urls.Add(href); 
  
           } 
  
           return urls.ToArray(); 
  
       } 
  
 
 

 
  
[DllImport("kernel32.dll")] 
  
       static extern bool SetConsoleMode(IntPtr hConsoleHandle, int mode); 
  
       [DllImport("kernel32.dll")] 
  
       static extern bool GetConsoleMode(IntPtr hConsoleHandle, out int mode); 
  
       [DllImport("kernel32.dll")] 
  
       static extern IntPtr GetStdHandle(int handle); 
  
       const int STD_INPUT_HANDLE = -10; 
  
       const int ENABLE_QUICK_EDIT_MODE = 0x40 | 0x80; 
  
       public static void EnableQuickEditMode() 
  
       { 
  
           int mode; IntPtr handle = GetStdHandle(STD_INPUT_HANDLE); 
  
           GetConsoleMode(handle, out mode); 
  
           mode |= ENABLE_QUICK_EDIT_MODE; 
  
           SetConsoleMode(handle, mode); 
  
       } 
  
       static void Main(string[] args) 
  
       { 
  
           EnableQuickEditMode(); 
  
           int oldCount = 0; 
  
           Console.Title = "TakeImageFromInternet"; 
  
           string path = "E:\\Download\\loading\\"; 
  
           while (true) 
  
           { 
  
               Console.Clear(); 
  
               string countFile = "E:\\CountFile.txt";//       ，          
  
               int cursor = 0; 
  
               if (File.Exists(countFile)) 
  
               { 
  
                   string text = File.ReadAllText(countFile); 
  
                   try 
  
                   { 
  
                       cursor =oldCount = Convert.ToInt32(text);//        long 
  
                   } 
  
                   catch { } 
  
               } 
  
               Console.Write("please input a url:"); 
  
               string url = "http://www.baidu.com/"; 
  
               string temp = Console.ReadLine(); 
  
               if (!string.IsNullOrEmpty(temp)) 
  
                   url = temp; 
  
               Match mcom = new Regex(@"^(?i)http://(\w+\.){2,3}(com(\.cn)?|cn|net)\b").Match(url);//     
  
               string com = mcom.Value; 
  
               //Console.WriteLine(mcom.Value); 
  
               Console.Write("please input a save path:"); 
  
               temp = Console.ReadLine(); 
  
               if (Directory.Exists(temp)) 
  
                   path = temp; 
  
               Console.WriteLine(); 
  
               WebClient client = new WebClient(); 
  
               byte[] htmlData = null; 
  
               htmlData = client.DownloadData(url); 
  
               MemoryStream mstream = new MemoryStream(htmlData); 
  
               string html = ""; 
  
               using (StreamReader sr = new StreamReader(mstream)) 
  
               { 
  
                   html = sr.ReadToEnd(); 
  
               } 
  
               Array urls = new MatchHtmlImageUrl().MatchHtml(html,com); 
   
  
               foreach (string imageurl in urls)
               {
                  Console.WriteLine(imageurl);
                   byte[] imageData = null;
                   try
                   {
                       imageData = client.DownloadData(imageurl);
                   }
                   catch { }
                   if (imageData != null && imageData.Length>0)
                       using (MemoryStream ms = new MemoryStream(imageData))
                       {
                           try
                           {

                               string ext = Aping.Utility.File.FileOpration.ExtendName(imageurl);
                               ImageFormat format = ImageFormat.Jpeg;
                               switch (ext)
                               {
                                   case ".jpg":
                                       format = ImageFormat.Jpeg;
                                       break;
                                   case ".bmp":
                                       format = ImageFormat.Bmp;
                                       break;
                                   case ".png":
                                       format = ImageFormat.Png;
                                       break;
                                   case ".gif":
                                       format = ImageFormat.Gif;
                                       break;
                                   case ".ico":
                                       format = ImageFormat.Icon;
                                       break;
                                   default:
                                       continue;
                               }
                               Image image = new Bitmap(ms);
                               if (Directory.Exists(path))
                                   image.Save(path + "\\" + cursor + ext, format);
                           }
                           catch(Exception ex) { Console.WriteLine(ex.Message); }
                       }
                   cursor++;
               }
               mstream.Close();
               File.WriteAllText(countFile, cursor.ToString(), Encoding.UTF8);
               Console.WriteLine("take done...image count:"+(cursor-oldCount).ToString());
           }            
       }