├── Geek.cs
├── README.md
└── demo
    ├── App.config
    ├── Geek.cs
    ├── Program.cs
    ├── Properties
        └── AssemblyInfo.cs
    ├── demo.csproj
    ├── demo.sln
    └── geetest.gif


/Geek.cs:
--------------------------------------------------------------------------------
  1 | using System;
  2 | using System.Linq;
  3 | using System.Collections.Generic;
  4 | using System.Drawing;
  5 | using System.Drawing.Imaging;
  6 | using System.IO;
  7 | using System.Net;
  8 | using System.Threading;
  9 | using ServiceStack.Text;
 10 | namespace GeetestCrack
 11 | {
 12 |     public class Geek
 13 |     {
 14 |         private JsonObject config = null;
 15 |         private string referer = "";
 16 |         private string userAgent = "[your user agent]";
 17 |         Random rnd = new Random();
 18 |         public string challenge
 19 |         {
 20 |             get
 21 |             {
 22 |                 if (config != null)
 23 |                     return config.Get<string>("challenge");
 24 |                 else
 25 |                     return "";
 26 |             }
 27 |             private set 
 28 |             {
 29 |                 if (config == null)
 30 |                     config = new JsonObject();
 31 |                 config["challenge"] = value;
 32 |             }
 33 |         }
 34 |         public string gt 
 35 |         {
 36 |             get 
 37 |             {
 38 |                 if (config != null)
 39 |                     return config.Get<string>("gt");
 40 |                 else
 41 |                     return "";
 42 |             }
 43 |             set
 44 |             {
 45 |                 if (config == null)
 46 |                     config = new JsonObject();
 47 |                 config["gt"] = value;
 48 |             }
 49 |         }
 50 |         public Geek(string gt = "", string referer = "")
 51 |         {
 52 |             if (!string.IsNullOrEmpty(gt))
 53 |                 this.gt = gt;
 54 |             if(!string.IsNullOrEmpty(referer))
 55 |                 this.referer = referer;
 56 |             GetConfig();
 57 |         }
 58 |         public Geek(Uri uri)
 59 |         {
 60 |             string source = "";
 61 |             HttpWebRequest hreq = (HttpWebRequest)HttpWebRequest.Create(uri);
 62 |             HttpWebResponse hres = (HttpWebResponse)hreq.GetResponse();
 63 |             using (StreamReader sr = new StreamReader(hres.GetResponseStream()))
 64 |                 source = sr.ReadToEnd();
 65 |             hres.Close();
 66 |             var obj = JsonObject.Parse(source);
 67 |             this.gt = obj.Get<string>("gt");
 68 |             this.referer = uri.Host;
 69 |             challenge = obj.Get<string>("challenge");
 70 |             GetConfig();
 71 |         }
 72 | 
 73 |         public void GetConfig()
 74 |         {
 75 |             if (string.IsNullOrEmpty(gt))
 76 |                 return;
 77 |             var getUrl = string.Format("http://api.geetest.com/get.php?gt={0}&challenge={1}&product=embed&offline=false", gt, challenge);
 78 |             Uri uri = new Uri(getUrl);
 79 |             HttpWebRequest hreq = (HttpWebRequest)HttpWebRequest.Create(uri);
 80 |             hreq.Timeout = 10000;
 81 |             hreq.Referer = this.referer;
 82 |             hreq.CookieContainer = new CookieContainer();
 83 |             HttpWebResponse hres = (HttpWebResponse)hreq.GetResponse();
 84 |             var cookies = hreq.CookieContainer.GetCookieHeader(uri);
 85 |             string js = "";
 86 |             using (StreamReader sr = new StreamReader(hres.GetResponseStream()))
 87 |                 js = sr.ReadToEnd();
 88 |             hres.Close();
 89 | 
 90 |             var sIndex = js.IndexOf("new Geetest({");
 91 |             if (sIndex < 1)
 92 |                 return;
 93 |             var eIndex = js.IndexOf("},true)", sIndex);
 94 |             if (eIndex < sIndex)
 95 |                 return;
 96 |             var json = js.Substring(sIndex + 12, eIndex - sIndex - 11);
 97 |             
 98 |             config = JsonObject.Parse(json);
 99 |             config["cookie"] = cookies;
100 |             config["initchallenge"] = config["challenge"];
101 |             //Console.WriteLine("config: " +  config.Dump());
102 |         }
103 | 
104 |         public bool RefreshConfig()
105 |         {
106 |             if (string.IsNullOrEmpty(gt))
107 |                 return false;
108 |             var refreshUrl = string.Format("http://api.geetest.com/refresh.php?gt={0}&challenge={1}&callback=cb", gt, challenge);
109 |             Uri uri = new Uri(refreshUrl);
110 |             string js = "";
111 |             try
112 |             {
113 |                 HttpWebRequest hreq = (HttpWebRequest)HttpWebRequest.Create(uri);
114 |                 hreq.Timeout = 10000;
115 |                 hreq.Referer = this.referer;
116 |                 hreq.CookieContainer = new CookieContainer();
117 |                 var cookies = config.Get("cookie");
118 |                 hreq.CookieContainer.SetCookies(uri, cookies);
119 |                 HttpWebResponse hres = (HttpWebResponse)hreq.GetResponse();
120 |                 using (StreamReader sr = new StreamReader(hres.GetResponseStream()))
121 |                     js = sr.ReadToEnd();
122 |                 hres.Close();
123 |             }
124 |             catch(Exception ex)
125 |             {
126 |                 //Console.WriteLine("refresh error: " + ex.Message);
127 |                 challenge = config["initchallenge"];
128 |             }
129 | 
130 |             if (string.IsNullOrEmpty(js))
131 |                 return false;
132 |             var json = js.Substring(3, js.Length - 4);
133 | 
134 |             var newParams = JsonObject.Parse(json);
135 |             config["ypos"] = newParams["ypos"];
136 |             config["challenge"] = newParams["challenge"];
137 |             config["bg"] = newParams["bg"];
138 |             config["fullbg"] = newParams["fullbg"];
139 |             config["slice"] = newParams["slice"];
140 |             //Console.WriteLine("config refreshed: " + config.Dump());
141 |             return true;
142 |         }
143 | 
144 |         public JsonObject GetValidate()
145 |         {
146 |             // load images
147 |             var imgUrlBase = string.Format("http://{0}", config.Get<string[]>("staticservers")[0]);
148 |             Image bg = LoadImage(imgUrlBase + config.Get<string>("bg"));
149 |             Image full = LoadImage(imgUrlBase + config.Get<string>("fullbg"));
150 |             int ypos = config.Get<int>("ypos") + 3;
151 |             bg = AlignImage(bg, ypos);
152 |             full = AlignImage(full, ypos);
153 |             
154 |             // get position
155 |             int xpos = GetPositionX(bg, full);
156 |             config["xpos"] = xpos.ToString();
157 |             var actions = GetActions(xpos);
158 |             //Console.WriteLine("xpos: " + xpos);
159 |             // try actions
160 |             var cookies = config.Get<string>("cookie");
161 |             foreach(var action in actions)
162 |             {
163 |                 xpos = action.Get<int>("pos");
164 |                 //Console.WriteLine("try pos: " + xpos);
165 |                 string response = GetResponseString(xpos, challenge);
166 |                 int passTime = action.Get<int>("passtime");
167 |                 string actString = action.Get<string>("action");
168 |                 int imgLoadTime = rnd.Next(0, 200) + 50;
169 |                 Thread.Sleep(passTime - imgLoadTime);
170 |                 var ajaxUrl = string.Format("{0}ajax.php?gt={1}&challenge={2}&imgload={3}&passtime={4}&userresponse={5}&a={6}&callback=cb",
171 |                     config.Get<String>("apiserver"),
172 |                     gt,
173 |                     challenge,
174 |                     imgLoadTime,
175 |                     passTime,
176 |                     response,
177 |                     actString
178 |                     );
179 |                 
180 |                 var uri = new Uri(ajaxUrl);
181 |                 var hreq = (HttpWebRequest)HttpWebRequest.Create(uri);
182 |                 hreq.Timeout = 30000;
183 |                 hreq.Referer = referer;
184 |                 hreq.UserAgent = userAgent;
185 |                 hreq.CookieContainer = new CookieContainer();
186 |                 
187 |                 hreq.CookieContainer.SetCookies(uri, cookies);
188 |                 var hres = (HttpWebResponse)hreq.GetResponse();
189 |                 var js = "";
190 |                 using (StreamReader sr = new StreamReader(hres.GetResponseStream()))
191 |                     js = sr.ReadToEnd();
192 |                 hres.Close();
193 |                 var json = js.Substring(3, js.Length - 4);
194 |                 //Console.WriteLine(json);
195 |                 var result = JsonObject.Parse(json);
196 |                 result["challenge"] = challenge;
197 |                 if (result.Get<int>("success") == 1)
198 |                 {
199 |                     // success
200 |                     return result;
201 |                 }
202 |                 else if (result.Get("message") == "abuse")
203 |                 {
204 |                     // return abuse ,refresh config and try again
205 |                     return result;
206 |                 }
207 |                 else if (result.Get("message") == "forbidden")
208 |                 {
209 |                     // try next action
210 |                 }
211 |             }
212 |             // failed
213 |             return null;
214 |         }
215 |         private List<JsonObject> GetActions(int xpos)
216 |         {
217 |             var acts = new List<JsonObject>();
218 | 
219 |             for (var i = 0; i < 4; i++)
220 |             {
221 |                 JsonObject act = new JsonObject();
222 |                 act["pos"] = xpos.ToString();
223 |                 var action = generate(xpos);
224 |                 act["action"] = encrypt(action);
225 |                 int pt = 0;
226 |                 foreach (var a in action)
227 |                 {
228 |                     pt += a[2];
229 |                 }
230 |                 act["passtime"] = pt.ToString();
231 |                 acts.Add(act);
232 |             }
233 |             return acts;
234 | 
235 |         }
236 | 
237 |         private List<int[]> generate2(int xpos)
238 |         {
239 |             var sx = rnd.Next(15, 30);
240 |             var sy = rnd.Next(15, 30);
241 |             var arr = new List<int[]>();
242 |             arr.Add(new int[] { sx, sy, 0 });
243 |             
244 |             var maxCount = 100; // max len 100
245 |             var mds = 0.25;
246 |             var speed = rnd.NextDouble() * 0.3 + 0.05;
247 |             var ds = rnd.NextDouble() * 0.5 * mds;
248 |             var dsign = 1;
249 |             double x = 0;
250 |             double lx = xpos - x;
251 |             while (Math.Abs(lx) > 1.0 && maxCount-- > 0)
252 |             {
253 |                 var rn = rnd.NextDouble();
254 |                 var dt = rn * 100 + 10;
255 |                 if (rn < 0.2)
256 |                 {
257 |                     dt += rn * 200;
258 |                 }
259 | 
260 |                 speed += ds * dsign;
261 |                 if (speed > 0.25)
262 |                     speed = 0.25;
263 |                 rn = rnd.NextDouble();
264 | 
265 |                 if (rn < (speed / 0.25))
266 |                     dsign = -dsign;
267 |                 ds = rnd.NextDouble() * mds * 0.5; 
268 |                 if (Math.Abs(lx) < 10)
269 |                 {
270 |                     speed *= lx / 20;
271 |                 }
272 |                 else if (x < xpos / 3)
273 |                 {
274 |                     speed *= (x / xpos + 1.0);
275 |                 }
276 | 
277 |                 if (speed < 0)
278 |                     speed = -speed;
279 |                 double dx = speed * dt;
280 |                 if (Math.Abs(dx) < 0.6)
281 |                     continue;
282 | 
283 |                 x += dx;
284 |                 if (x - xpos > 0 && dx > 0) 
285 |                 {
286 |                     speed = -speed;
287 |                     x -= 2 * dx;
288 |                 }
289 | 
290 |                 rn = rnd.NextDouble();
291 |                 double dy = 0;
292 |                 if (rn < 0.1 && dt > 70)
293 |                 {
294 |                     dy = rn * 30;
295 |                     if (rn < 0.05)
296 |                         dy = -rn * 60;
297 |                 }
298 |                 arr.Add(new int[] { (int)(dx + 0.5), (int)(dy + 0.5), (int)(dt + 0.5) });
299 |                 lx = xpos - x;
300 |             }
301 |             var dtlast = 500.0 * rnd.NextDouble() + 100.0;
302 |             arr.Add(new int[] { 0, 0, (int)(dtlast) });
303 |             return arr;
304 |         }
305 |         private List<int[]> generate(int xpos)
306 |         {
307 |             var sx = rnd.Next(15, 30);
308 |             var sy = rnd.Next(15, 30);
309 |             var arr = new List<int[]>();
310 |             arr.Add(new int[] { sx, sy, 0 });
311 |             var maxCount = 100; // max len 100
312 |             double x = 0;
313 |             double lx = xpos - x;
314 |             while (Math.Abs(lx) > 0.8 && maxCount-- > 0)
315 |             {
316 |                 var rn = rnd.NextDouble();
317 | 
318 |                 var dx = rn * lx * 0.6;
319 |                 if (Math.Abs(dx) < 0.5)
320 |                     continue;
321 |                 var dt = rnd.NextDouble() *  (rn * 80 + 50)+ 10;
322 | 
323 |                 rn = rnd.NextDouble();
324 |                 double dy = 0;
325 |                 if (rn < 0.2 && dx > 10) // 
326 |                 {
327 |                     dy = rn * 20.0;
328 |                     if (rn < 0.05)
329 |                         dy = -rn * 80;
330 |                 }
331 | 
332 |                 x += dx;
333 |                 arr.Add(new int[] { (int)(dx + 0.5), (int)(dy + 0.5), (int)(dt + 0.5) });
334 |                 lx = xpos - x;
335 |             }
336 |             var dtlast = 500.0 * rnd.NextDouble() + 100.0;
337 |             arr.Add(new int[] { 0, 0, (int)(dtlast) });
338 |             return arr;
339 |         }
340 | 
341 |         private List<int[]> diff(List<int[]> arr)
342 |         {
343 |             List<int[]> b = new List<int[]>();
344 |             for (var c = 0; c < arr.Count - 1; c++)
345 |             {
346 |                 int[] e = new int[3];
347 |                 e[0] = (arr[c + 1][0] - arr[c][0]);
348 |                 e[1] = (arr[c + 1][1] - arr[c][1]);
349 |                 e[2] = (arr[c + 1][2] - arr[c][2]);
350 |                 if (e[0] == 0 && e[1] == 0 && e[2] == 0)
351 |                     continue;
352 |                 b.Add(e);
353 |             }
354 |             return b;
355 |         }
356 |         private string encode(int n)
357 |         {
358 |             const string b = "()*,-./0123456789:?@ABCDEFGHIJKLMNOPQRSTUVWXYZ_abcdefghijklmnopqr";
359 |             var c = b.Length;
360 |             char d = (char)0;
361 |             var e = Math.Abs(n);
362 |             var f = e / c;
363 |             if (f >= c)
364 |                 f = c - 1;
365 |             if (f != 0)
366 |             {
367 |                 d = b[f];
368 |                 e %= c;
369 |             }
370 |             var g = "";
371 |             if (n < 0)
372 |                 g += "!";
373 |             if (d != 0)
374 |                 g += "$";
375 |             
376 |             return g + (d == 0 ? "": d.ToString()) + b[e];
377 |         }
378 |         private char replace(int[] a2)
379 |         {
380 |             var b = new int[][] { new int[] { 1, 0 }, new int[] { 2, 0 }, new int[] { 1, -1 }, 
381 |                 new int[] { 1, 1 }, new int[] { 0, 1 }, new int[] { 0, -1 }, 
382 |                 new int[] { 3, 0 }, new int[] { 2, -1 }, new int[] { 2, 1 } };
383 |             var c = "stuvwxyz~";
384 |             for (var d = 0; d < b.Length; d++)
385 |                 if (a2[0] == b[d][0] && a2[1] == b[d][1])
386 |                     return c[d];
387 |             return '\0';
388 |         }
389 |         private string encrypt(List<int[]> action)
390 |         {
391 |             var d = action;// diff(action);
392 |             string dx = "", dy = "", dt = "";
393 |             for(var j=0; j<d.Count; j++)
394 |             {
395 |                 var b = replace(d[j]);
396 |                 if(b != 0){
397 |                     dy += b.ToString();
398 |                 }
399 |                 else
400 |                 {
401 |                     dx += (encode(d[j][0]));
402 |                     dy += (encode(d[j][1]));
403 |                 }
404 |                 dt += (encode(d[j][2]));
405 |             }
406 |           return  dx + "!!" + dy + "!!" + dt;
407 |         }
408 | 
409 |         private string GetResponseString(int posx, string challenge)
410 |         {
411 |             var ct = challenge.Substring(32);
412 |             if (ct.Length < 2)
413 |                 return "";
414 |             int [] d = new int[ct.Length];
415 |             for (var e = 0; e < ct.Length; e++)
416 |             {
417 |                 var f = ct[e];
418 |                 if (f > 57)
419 |                     d[e] = f - 87;
420 |                 else
421 |                     d[e] = f - 48;
422 |             }
423 |             var c = 36 * d[0] + d[1];
424 |             var g = posx + c;
425 |             ct = challenge.Substring(0, 32);
426 |             var i = new List<List<char>>(5);
427 |             for(var ii =0; ii<5; ii++)
428 |             {
429 |                 i.Add(new List<char>());
430 |             }
431 |             Dictionary<char, int> j = new Dictionary<char, int>();
432 |             int k = 0;
433 |             foreach (var h in ct)
434 |             {
435 |                 if (!j.Keys.Contains(h) || j[h] != 1)
436 |                 {
437 |                     j[h] = 1;
438 |                     i[k].Add(h);
439 |                     k++;
440 |                     k %= 5;
441 |                 }
442 | 
443 |             }
444 |             int n = g, o = 4;
445 |             var p = "";
446 |             var q = new int[] { 1, 2, 5, 10, 50 }.ToList(); ;
447 |             Random rnd = new Random();
448 |             while (n > 0)
449 |             {
450 |                 if (n - q[o] >= 0)
451 |                 {
452 |                     int m = rnd.Next(0, i[o].Count);
453 |                     p += i[o][m];
454 |                     n -= q[o];
455 |                 }
456 |                 else
457 |                 {
458 |                     i.RemoveAt(o);
459 |                     q.RemoveAt(o);
460 |                     o--;
461 |                 }
462 |             }
463 |             return p;
464 |         }
465 |         private Image LoadImage(string url)
466 |         {
467 |             Image image;
468 |             HttpWebRequest hreq = (HttpWebRequest)HttpWebRequest.Create(url);
469 |             HttpWebResponse hres = (HttpWebResponse)hreq.GetResponse();
470 |             using (var stream = hres.GetResponseStream())
471 |             {
472 |                 image = Image.FromStream(stream);
473 |             }
474 |             hres.Close();
475 |             return image;
476 |         }
477 |         private Image AlignImage(Image img, int ypos = 0, int height = 52)
478 |         {
479 |             const int width = 260;
480 |             Bitmap bmp = new Bitmap(width, height);
481 |             var pos = new int[] {157, 145, 265, 277,181, 169, 241, 253, 109, 97, 289, 301, 85, 73, 25, 37, 13, 1, 121, 133, 61, 49, 217, 229, 205, 193,
482 |                 145, 157, 277, 265, 169, 181, 253, 241, 97, 109, 301, 289, 73, 85, 37, 25, 1, 13, 133, 121, 49, 61, 229, 217, 193, 205};
483 |             int dx = 0, sy = 58, dy = 0;
484 |             var g = Graphics.FromImage(bmp);
485 |             for (var i = 0; i < pos.Length; i++) {
486 |                 g.DrawImage(img, new Rectangle(dx, dy - ypos, 10, 58), new Rectangle(pos[i], sy, 10, 58), GraphicsUnit.Pixel);
487 |                 dx += 10;
488 |                 if (dx == width)
489 |                 {
490 |                     dx = 0;
491 |                     dy = 58;
492 |                     sy = 0;
493 |                 }
494 |             }
495 |             g.Dispose();
496 |             return bmp;
497 |         }
498 |         private int GetPositionX(Image imgBg, Image imgFullBg, Image imgSlice = null)
499 |         {
500 |             var bg = new Bitmap(imgBg);
501 |             var full = new Bitmap(imgFullBg);
502 |             Rectangle rect = new Rectangle(0, 0, bg.Width, bg.Height);
503 |             const int bytesCount = 4;
504 |             var bgData = bg.LockBits(rect, ImageLockMode.ReadWrite, PixelFormat.Format32bppArgb);
505 |             var fullData = full.LockBits(rect, ImageLockMode.ReadWrite, PixelFormat.Format32bppArgb);
506 |             int xpos = -1;
507 |             unsafe
508 |             {
509 |                 byte * pBg =(byte *)bgData.Scan0;
510 |                 byte * pFull = (byte *)fullData.Scan0;
511 |                 //sub 2 images
512 |                 for (var i = 0; i < bgData.Stride * bgData.Height; i+=4)
513 |                 {
514 |                     pBg[i] = (byte)Math.Abs((int)pBg[i] - pFull[i]);
515 |                     pBg[i + 1] = (byte)Math.Abs((int)pBg[i + 1] - pFull[i + 1]);
516 |                     pBg[i + 2] = (byte)Math.Abs((int)pBg[i + 2] - pFull[i + 2]);
517 |                 }
518 |                 var w = bgData.Width;
519 |                 // Roberts edge detect and calculate histgram
520 |                 int[] histgram = new int[w];
521 |                 int[] histSum = new int[w];
522 |                 for (var y = 0; y < bgData.Height - 1; y++)
523 |                 {
524 |                     for (var x = 0; x < w - 1; x++)
525 |                     {
526 |                         var i00 = (x + y * w);
527 |                         var i11 = (i00 + w + 1) * bytesCount;
528 |                         var i01 = (i00 + 1) * bytesCount;
529 |                         var i10 = (i00 + w) * bytesCount;
530 |                         i00 *= bytesCount;
531 |                         pFull[i00] = (byte)(Math.Abs(pBg[i00] - pBg[i11]) + Math.Abs(pBg[i01] - pBg[i10])); // b
532 |                         pFull[i00 + 1] = (byte)(Math.Abs(pBg[i00 + 1] - pBg[i11 + 1]) + Math.Abs(pBg[i01 + 1] - pBg[i10 + 1])); // g
533 |                         pFull[i00 + 2] = (byte)(Math.Abs(pBg[i00 + 2] - pBg[i11 + 2]) + Math.Abs(pBg[i01 + 2] - pBg[i10 + 2])); // r
534 |                         histgram[x] += pFull[i00] + pFull[i00 + 1] + pFull[i00 + 2];
535 |                     }
536 |                 }
537 |                 // find xpos
538 |                 int ww = 48, maxValue = -1;
539 |                 for (var i = 0; i < ww; i++)
540 |                     histSum[0] += histgram[i];
541 |                 for (var x = 1; x < w - ww; x++)
542 |                 {
543 |                     histSum[x] = histSum[x - 1] + histgram[x + ww - 1] - histgram[x - 1];
544 |                     if (histSum[x] > maxValue)
545 |                     {
546 |                         xpos = x;
547 |                         maxValue = histSum[x];
548 |                     }
549 |                 }
550 |             } // exit unsafe
551 |             bg.UnlockBits(bgData);
552 |             full.UnlockBits(fullData);
553 |             //offset 6 pixels
554 |             return xpos - 6; 
555 |         }
556 |     }
557 | }


--------------------------------------------------------------------------------
/README.md:
--------------------------------------------------------------------------------
 1 | # Try to crack geetest in CSharp
 2 | ## dependencies: ##
 3 | + [ ServiceStack.Text](https://github.com/ServiceStack/ServiceStack.Text) - [install](https://www.nuget.org/packages/ServiceStack.Text/)
 4 | 
 5 | ## usage: ##
 6 | <pre><code>
 7 |             var gk = new Geek([gt], [site]);
 8 |             var jsonObj = gk.GetValidate();
 9 |             if (jsonObj != null)
10 |                 Console.WriteLine(jsonObj["validate"]);
11 |             else
12 |                 Console.WriteLine("*** failed ***");
13 | </code></pre>
14 | 
15 | ## demo: ##
16 | + [online test](http://wsguest.iok.la:14872/gee/test.aspx)
17 | + [online test2](http://wsguest.iok.la:14872/gee/test2.aspx)
18 | + [demo.gif](/demo/geetest.gif)
19 | 
20 | ## contact:  ##
21 | + 1595152095@qq.com


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/demo/App.config:
--------------------------------------------------------------------------------
1 | <?xml version="1.0" encoding="utf-8" ?>
2 | <configuration>
3 |     <startup> 
4 |         <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.5.1" />
5 |     </startup>
6 | </configuration>


--------------------------------------------------------------------------------
/demo/Geek.cs:
--------------------------------------------------------------------------------
  1 | using System;
  2 | using System.Linq;
  3 | using System.Collections.Generic;
  4 | using System.Drawing;
  5 | using System.Drawing.Imaging;
  6 | using System.IO;
  7 | using System.Net;
  8 | using System.Threading;
  9 | using ServiceStack.Text;
 10 | namespace GeetestCrack
 11 | {
 12 |     public class Geek
 13 |     {
 14 |         private JsonObject config = null;
 15 |         private string referer = "";
 16 |         private string userAgent = "[your user agent]";
 17 |         Random rnd = new Random();
 18 |         public string challenge
 19 |         {
 20 |             get
 21 |             {
 22 |                 if (config != null)
 23 |                     return config.Get<string>("challenge");
 24 |                 else
 25 |                     return "";
 26 |             }
 27 |             private set 
 28 |             {
 29 |                 if (config == null)
 30 |                     config = new JsonObject();
 31 |                 config["challenge"] = value;
 32 |             }
 33 |         }
 34 |         public string gt 
 35 |         {
 36 |             get 
 37 |             {
 38 |                 if (config != null)
 39 |                     return config.Get<string>("gt");
 40 |                 else
 41 |                     return "";
 42 |             }
 43 |             set
 44 |             {
 45 |                 if (config == null)
 46 |                     config = new JsonObject();
 47 |                 config["gt"] = value;
 48 |             }
 49 |         }
 50 |         public Geek(string gt = "", string referer = "")
 51 |         {
 52 |             if (!string.IsNullOrEmpty(gt))
 53 |                 this.gt = gt;
 54 |             if(!string.IsNullOrEmpty(referer))
 55 |                 this.referer = referer;
 56 |             GetConfig();
 57 |         }
 58 |         public Geek(Uri uri)
 59 |         {
 60 |             string source = "";
 61 |             HttpWebRequest hreq = (HttpWebRequest)HttpWebRequest.Create(uri);
 62 |             HttpWebResponse hres = (HttpWebResponse)hreq.GetResponse();
 63 |             using (StreamReader sr = new StreamReader(hres.GetResponseStream()))
 64 |                 source = sr.ReadToEnd();
 65 |             hres.Close();
 66 |             var obj = JsonObject.Parse(source);
 67 |             this.gt = obj.Get<string>("gt");
 68 |             this.referer = uri.Host;
 69 |             challenge = obj.Get<string>("challenge");
 70 |             GetConfig();
 71 |         }
 72 | 
 73 |         public void GetConfig()
 74 |         {
 75 |             if (string.IsNullOrEmpty(gt))
 76 |                 return;
 77 |             var getUrl = string.Format("http://api.geetest.com/get.php?gt={0}&challenge={1}&product=embed&offline=false", gt, challenge);
 78 |             Uri uri = new Uri(getUrl);
 79 |             HttpWebRequest hreq = (HttpWebRequest)HttpWebRequest.Create(uri);
 80 |             hreq.Timeout = 10000;
 81 |             hreq.Referer = this.referer;
 82 |             hreq.CookieContainer = new CookieContainer();
 83 |             HttpWebResponse hres = (HttpWebResponse)hreq.GetResponse();
 84 |             var cookies = hreq.CookieContainer.GetCookieHeader(uri);
 85 |             string js = "";
 86 |             using (StreamReader sr = new StreamReader(hres.GetResponseStream()))
 87 |                 js = sr.ReadToEnd();
 88 |             hres.Close();
 89 | 
 90 |             var sIndex = js.IndexOf("new Geetest({");
 91 |             if (sIndex < 1)
 92 |                 return;
 93 |             var eIndex = js.IndexOf("},true)", sIndex);
 94 |             if (eIndex < sIndex)
 95 |                 return;
 96 |             var json = js.Substring(sIndex + 12, eIndex - sIndex - 11);
 97 |             
 98 |             config = JsonObject.Parse(json);
 99 |             config["cookie"] = cookies;
100 |             config["initchallenge"] = config["challenge"];
101 |             //Console.WriteLine("config: " +  config.Dump());
102 |         }
103 | 
104 |         public bool RefreshConfig()
105 |         {
106 |             if (string.IsNullOrEmpty(gt))
107 |                 return false;
108 |             var refreshUrl = string.Format("http://api.geetest.com/refresh.php?gt={0}&challenge={1}&callback=cb", gt, challenge);
109 |             Uri uri = new Uri(refreshUrl);
110 |             string js = "";
111 |             try
112 |             {
113 |                 HttpWebRequest hreq = (HttpWebRequest)HttpWebRequest.Create(uri);
114 |                 hreq.Timeout = 10000;
115 |                 hreq.Referer = this.referer;
116 |                 hreq.CookieContainer = new CookieContainer();
117 |                 var cookies = config.Get("cookie");
118 |                 hreq.CookieContainer.SetCookies(uri, cookies);
119 |                 HttpWebResponse hres = (HttpWebResponse)hreq.GetResponse();
120 |                 using (StreamReader sr = new StreamReader(hres.GetResponseStream()))
121 |                     js = sr.ReadToEnd();
122 |                 hres.Close();
123 |             }
124 |             catch(Exception ex)
125 |             {
126 |                 //Console.WriteLine("refresh error: " + ex.Message);
127 |                 challenge = config["initchallenge"];
128 |             }
129 | 
130 |             if (string.IsNullOrEmpty(js))
131 |                 return false;
132 |             var json = js.Substring(3, js.Length - 4);
133 | 
134 |             var newParams = JsonObject.Parse(json);
135 |             config["ypos"] = newParams["ypos"];
136 |             config["challenge"] = newParams["challenge"];
137 |             config["bg"] = newParams["bg"];
138 |             config["fullbg"] = newParams["fullbg"];
139 |             config["slice"] = newParams["slice"];
140 |             //Console.WriteLine("config refreshed: " + config.Dump());
141 |             return true;
142 |         }
143 | 
144 |         public JsonObject GetValidate()
145 |         {
146 |             // load images
147 |             var imgUrlBase = string.Format("http://{0}", config.Get<string[]>("staticservers")[0]);
148 |             Image bg = LoadImage(imgUrlBase + config.Get<string>("bg"));
149 |             Image full = LoadImage(imgUrlBase + config.Get<string>("fullbg"));
150 |             int ypos = config.Get<int>("ypos") + 3;
151 |             bg = AlignImage(bg, ypos);
152 |             full = AlignImage(full, ypos);
153 |             
154 |             // get position
155 |             int xpos = GetPositionX(bg, full);
156 |             config["xpos"] = xpos.ToString();
157 |             var actions = GetActions(xpos);
158 |             //Console.WriteLine("xpos: " + xpos);
159 |             // try actions
160 |             var cookies = config.Get<string>("cookie");
161 |             foreach(var action in actions)
162 |             {
163 |                 xpos = action.Get<int>("pos");
164 |                 //Console.WriteLine("try pos: " + xpos);
165 |                 string response = GetResponseString(xpos, challenge);
166 |                 int passTime = action.Get<int>("passtime");
167 |                 string actString = action.Get<string>("action");
168 |                 int imgLoadTime = rnd.Next(0, 200) + 50;
169 |                 
170 |                 var ajaxUrl = string.Format("{0}ajax.php?gt={1}&challenge={2}&imgload={3}&passtime={4}&userresponse={5}&a={6}&callback=cb",
171 |                     config.Get<String>("apiserver"),
172 |                     gt,
173 |                     challenge,
174 |                     imgLoadTime,
175 |                     passTime,
176 |                     response,
177 |                     actString
178 |                     );
179 |                 
180 |                 var uri = new Uri(ajaxUrl);
181 |                 var hreq = (HttpWebRequest)HttpWebRequest.Create(uri);
182 |                 hreq.Timeout = 30000;
183 |                 hreq.Referer = referer;
184 |                 hreq.UserAgent = userAgent;
185 |                 hreq.CookieContainer = new CookieContainer();
186 |                 
187 |                 hreq.CookieContainer.SetCookies(uri, cookies);
188 |                 var hres = (HttpWebResponse)hreq.GetResponse();
189 |                 var js = "";
190 |                 using (StreamReader sr = new StreamReader(hres.GetResponseStream()))
191 |                     js = sr.ReadToEnd();
192 |                 hres.Close();
193 |                 var json = js.Substring(3, js.Length - 4);
194 |                 //Console.WriteLine(json);
195 |                 var result = JsonObject.Parse(json);
196 |                 result["challenge"] = challenge;
197 |                 if (result.Get<int>("success") == 1)
198 |                 {
199 |                     // success
200 |                     return result;
201 |                 }
202 |                 else if (result.Get("message") == "abuse")
203 |                 {
204 |                     // return abuse ,refresh config and try again
205 |                     return result;
206 |                 }
207 |                 else if (result.Get("message") == "forbidden")
208 |                 {
209 |                     // try next action
210 |                 }
211 |             }
212 |             // failed
213 |             return null;
214 |         }
215 |         private List<JsonObject> GetActions(int xpos)
216 |         {
217 |             var acts = new List<JsonObject>();
218 | 
219 |             for (var i = 0; i < 4; i++)
220 |             {
221 |                 JsonObject act = new JsonObject();
222 |                 act["pos"] = xpos.ToString();
223 |                 var action = generate(xpos);
224 |                 act["action"] = encrypt(action);
225 |                 int pt = 0;
226 |                 foreach (var a in action)
227 |                 {
228 |                     pt += a[2];
229 |                 }
230 |                 act["passtime"] = pt.ToString();
231 |                 acts.Add(act);
232 |             }
233 |             return acts;
234 | 
235 |         }
236 | 
237 |         private List<int[]> generate(int xpos)
238 |         {
239 |             var sx = rnd.Next(15, 30);
240 |             var sy = rnd.Next(15, 30);
241 |             var arr = new List<int[]>();
242 |             arr.Add(new int[] { sx, sy, 0 });
243 |             var maxCount = 100; // max len 100
244 |             double x = 0;
245 |             double lx = xpos - x;
246 |             while (Math.Abs(lx) > 0.8 && maxCount-- > 0)
247 |             {
248 |                 var rn = rnd.NextDouble();
249 | 
250 |                 var dx = rn * lx * 0.6;
251 |                 if (Math.Abs(dx) < 0.5)
252 |                     continue;
253 |                 var dt = rnd.NextDouble() *  (rn * 80 + 50)+ 10;
254 | 
255 |                 rn = rnd.NextDouble();
256 |                 double dy = 0;
257 |                 if (rn < 0.2 && dx > 10) // 
258 |                 {
259 |                     dy = rn * 20.0;
260 |                     if (rn < 0.05)
261 |                         dy = -rn * 80;
262 |                 }
263 | 
264 |                 x += dx;
265 |                 arr.Add(new int[] { (int)(dx + 0.5), (int)(dy + 0.5), (int)(dt + 0.5) });
266 |                 lx = xpos - x;
267 |             }
268 |             var dtlast = 500.0 * rnd.NextDouble() + 100.0;
269 |             arr.Add(new int[] { 0, 0, (int)(dtlast) });
270 |             return arr;
271 |         }
272 | 
273 |         private List<int[]> diff(List<int[]> arr)
274 |         {
275 |             List<int[]> b = new List<int[]>();
276 |             for (var c = 0; c < arr.Count - 1; c++)
277 |             {
278 |                 int[] e = new int[3];
279 |                 e[0] = (arr[c + 1][0] - arr[c][0]);
280 |                 e[1] = (arr[c + 1][1] - arr[c][1]);
281 |                 e[2] = (arr[c + 1][2] - arr[c][2]);
282 |                 if (e[0] == 0 && e[1] == 0 && e[2] == 0)
283 |                     continue;
284 |                 b.Add(e);
285 |             }
286 |             return b;
287 |         }
288 |         private string encode(int n)
289 |         {
290 |             const string b = "()*,-./0123456789:?@ABCDEFGHIJKLMNOPQRSTUVWXYZ_abcdefghijklmnopqr";
291 |             var c = b.Length;
292 |             char d = (char)0;
293 |             var e = Math.Abs(n);
294 |             var f = e / c;
295 |             if (f >= c)
296 |                 f = c - 1;
297 |             if (f != 0)
298 |             {
299 |                 d = b[f];
300 |                 e %= c;
301 |             }
302 |             var g = "";
303 |             if (n < 0)
304 |                 g += "!";
305 |             if (d != 0)
306 |                 g += "$";
307 |             
308 |             return g + (d == 0 ? "": d.ToString()) + b[e];
309 |         }
310 |         private char replace(int[] a2)
311 |         {
312 |             var b = new int[][] { new int[] { 1, 0 }, new int[] { 2, 0 }, new int[] { 1, -1 }, 
313 |                 new int[] { 1, 1 }, new int[] { 0, 1 }, new int[] { 0, -1 }, 
314 |                 new int[] { 3, 0 }, new int[] { 2, -1 }, new int[] { 2, 1 } };
315 |             var c = "stuvwxyz~";
316 |             for (var d = 0; d < b.Length; d++)
317 |                 if (a2[0] == b[d][0] && a2[1] == b[d][1])
318 |                     return c[d];
319 |             return '\0';
320 |         }
321 |         private string encrypt(List<int[]> action)
322 |         {
323 |             var d = action;// diff(action);
324 |             string dx = "", dy = "", dt = "";
325 |             for(var j=0; j<d.Count; j++)
326 |             {
327 |                 var b = replace(d[j]);
328 |                 if(b != 0){
329 |                     dy += b.ToString();
330 |                 }
331 |                 else
332 |                 {
333 |                     dx += (encode(d[j][0]));
334 |                     dy += (encode(d[j][1]));
335 |                 }
336 |                 dt += (encode(d[j][2]));
337 |             }
338 |           return  dx + "!!" + dy + "!!" + dt;
339 |         }
340 | 
341 |         private string GetResponseString(int posx, string challenge)
342 |         {
343 |             var ct = challenge.Substring(32);
344 |             if (ct.Length < 2)
345 |                 return "";
346 |             int [] d = new int[ct.Length];
347 |             for (var e = 0; e < ct.Length; e++)
348 |             {
349 |                 var f = ct[e];
350 |                 if (f > 57)
351 |                     d[e] = f - 87;
352 |                 else
353 |                     d[e] = f - 48;
354 |             }
355 |             var c = 36 * d[0] + d[1];
356 |             var g = posx + c;
357 |             ct = challenge.Substring(0, 32);
358 |             var i = new List<List<char>>(5);
359 |             for(var ii =0; ii<5; ii++)
360 |             {
361 |                 i.Add(new List<char>());
362 |             }
363 |             Dictionary<char, int> j = new Dictionary<char, int>();
364 |             int k = 0;
365 |             foreach (var h in ct)
366 |             {
367 |                 if (!j.Keys.Contains(h) || j[h] != 1)
368 |                 {
369 |                     j[h] = 1;
370 |                     i[k].Add(h);
371 |                     k++;
372 |                     k %= 5;
373 |                 }
374 | 
375 |             }
376 |             int n = g, o = 4;
377 |             var p = "";
378 |             var q = new int[] { 1, 2, 5, 10, 50 }.ToList(); ;
379 |             Random rnd = new Random();
380 |             while (n > 0)
381 |             {
382 |                 if (n - q[o] >= 0)
383 |                 {
384 |                     int m = rnd.Next(0, i[o].Count);
385 |                     p += i[o][m];
386 |                     n -= q[o];
387 |                 }
388 |                 else
389 |                 {
390 |                     i.RemoveAt(o);
391 |                     q.RemoveAt(o);
392 |                     o--;
393 |                 }
394 |             }
395 |             return p;
396 |         }
397 |         private Image LoadImage(string url)
398 |         {
399 |             Image image;
400 |             HttpWebRequest hreq = (HttpWebRequest)HttpWebRequest.Create(url);
401 |             HttpWebResponse hres = (HttpWebResponse)hreq.GetResponse();
402 |             using (var stream = hres.GetResponseStream())
403 |             {
404 |                 image = Image.FromStream(stream);
405 |             }
406 |             hres.Close();
407 |             return image;
408 |         }
409 |         private Image AlignImage(Image img, int ypos = 0, int height = 52)
410 |         {
411 |             const int width = 260;
412 |             Bitmap bmp = new Bitmap(width, height);
413 |             var pos = new int[] {157, 145, 265, 277,181, 169, 241, 253, 109, 97, 289, 301, 85, 73, 25, 37, 13, 1, 121, 133, 61, 49, 217, 229, 205, 193,
414 |                 145, 157, 277, 265, 169, 181, 253, 241, 97, 109, 301, 289, 73, 85, 37, 25, 1, 13, 133, 121, 49, 61, 229, 217, 193, 205};
415 |             int dx = 0, sy = 58, dy = 0;
416 |             var g = Graphics.FromImage(bmp);
417 |             for (var i = 0; i < pos.Length; i++) {
418 |                 g.DrawImage(img, new Rectangle(dx, dy - ypos, 10, 58), new Rectangle(pos[i], sy, 10, 58), GraphicsUnit.Pixel);
419 |                 dx += 10;
420 |                 if (dx == width)
421 |                 {
422 |                     dx = 0;
423 |                     dy = 58;
424 |                     sy = 0;
425 |                 }
426 |             }
427 |             g.Dispose();
428 |             return bmp;
429 |         }
430 |         private int GetPositionX(Image imgBg, Image imgFullBg, Image imgSlice = null)
431 |         {
432 |             var bg = new Bitmap(imgBg);
433 |             var full = new Bitmap(imgFullBg);
434 |             Rectangle rect = new Rectangle(0, 0, bg.Width, bg.Height);
435 |             const int bytesCount = 4;
436 |             var bgData = bg.LockBits(rect, ImageLockMode.ReadWrite, PixelFormat.Format32bppArgb);
437 |             var fullData = full.LockBits(rect, ImageLockMode.ReadWrite, PixelFormat.Format32bppArgb);
438 |             int xpos = -1;
439 |             unsafe
440 |             {
441 |                 byte * pBg =(byte *)bgData.Scan0;
442 |                 byte * pFull = (byte *)fullData.Scan0;
443 |                 //sub 2 images
444 |                 for (var i = 0; i < bgData.Stride * bgData.Height; i+=4)
445 |                 {
446 |                     pBg[i] = (byte)Math.Abs((int)pBg[i] - pFull[i]);
447 |                     pBg[i + 1] = (byte)Math.Abs((int)pBg[i + 1] - pFull[i + 1]);
448 |                     pBg[i + 2] = (byte)Math.Abs((int)pBg[i + 2] - pFull[i + 2]);
449 |                 }
450 |                 var w = bgData.Width;
451 |                 // Roberts edge detect and calculate histgram
452 |                 int[] histgram = new int[w];
453 |                 int[] histSum = new int[w];
454 |                 for (var y = 0; y < bgData.Height - 1; y++)
455 |                 {
456 |                     for (var x = 0; x < w - 1; x++)
457 |                     {
458 |                         var i00 = (x + y * w);
459 |                         var i11 = (i00 + w + 1) * bytesCount;
460 |                         var i01 = (i00 + 1) * bytesCount;
461 |                         var i10 = (i00 + w) * bytesCount;
462 |                         i00 *= bytesCount;
463 |                         pFull[i00] = (byte)(Math.Abs(pBg[i00] - pBg[i11]) + Math.Abs(pBg[i01] - pBg[i10])); // b
464 |                         pFull[i00 + 1] = (byte)(Math.Abs(pBg[i00 + 1] - pBg[i11 + 1]) + Math.Abs(pBg[i01 + 1] - pBg[i10 + 1])); // g
465 |                         pFull[i00 + 2] = (byte)(Math.Abs(pBg[i00 + 2] - pBg[i11 + 2]) + Math.Abs(pBg[i01 + 2] - pBg[i10 + 2])); // r
466 |                         histgram[x] += pFull[i00] + pFull[i00 + 1] + pFull[i00 + 2];
467 |                     }
468 |                 }
469 |                 // find xpos
470 |                 int ww = 48, maxValue = -1;
471 |                 for (var i = 0; i < ww; i++)
472 |                     histSum[0] += histgram[i];
473 |                 for (var x = 1; x < w - ww; x++)
474 |                 {
475 |                     histSum[x] = histSum[x - 1] + histgram[x + ww - 1] - histgram[x - 1];
476 |                     if (histSum[x] > maxValue)
477 |                     {
478 |                         xpos = x;
479 |                         maxValue = histSum[x];
480 |                     }
481 |                 }
482 |             } // exit unsafe
483 |             bg.UnlockBits(bgData);
484 |             full.UnlockBits(fullData);
485 |             //offset 6 pixels
486 |             return xpos - 6; 
487 |         }
488 |     }
489 | }
490 | 


--------------------------------------------------------------------------------
/demo/Program.cs:
--------------------------------------------------------------------------------
 1 | using System;
 2 | using System.Collections.Generic;
 3 | using System.Linq;
 4 | using System.Text;
 5 | using System.Threading.Tasks;
 6 | using GeetestCrack;
 7 | namespace demo
 8 | {
 9 |     class Program
10 |     {
11 |         static void Main(string[] args)
12 |         {
13 |             var gk = new Geek("421b84eeaee7b2aed4c0ec5706d8b571", "http://www.geetest.com/");
14 |             var jsonObj = gk.GetValidate();
15 |             if (jsonObj != null)
16 |                 Console.WriteLine(jsonObj["validate"]);
17 |             else
18 |                 Console.WriteLine("*** failed ***");
19 |         }
20 |     }
21 | }
22 | 


--------------------------------------------------------------------------------
/demo/Properties/AssemblyInfo.cs:
--------------------------------------------------------------------------------
 1 | using System.Reflection;
 2 | using System.Runtime.CompilerServices;
 3 | using System.Runtime.InteropServices;
 4 | 
 5 | // 有关程序集的常规信息通过以下
 6 | // 特性集控制。更改这些特性值可修改
 7 | // 与程序集关联的信息。
 8 | [assembly: AssemblyTitle("demo")]
 9 | [assembly: AssemblyDescription("")]
10 | [assembly: AssemblyConfiguration("")]
11 | [assembly: AssemblyCompany("")]
12 | [assembly: AssemblyProduct("demo")]
13 | [assembly: AssemblyCopyright("Copyright ©  2016")]
14 | [assembly: AssemblyTrademark("")]
15 | [assembly: AssemblyCulture("")]
16 | 
17 | // 将 ComVisible 设置为 false 使此程序集中的类型
18 | // 对 COM 组件不可见。  如果需要从 COM 访问此程序集中的类型，
19 | // 则将该类型上的 ComVisible 特性设置为 true。
20 | [assembly: ComVisible(false)]
21 | 
22 | // 如果此项目向 COM 公开，则下列 GUID 用于类型库的 ID
23 | [assembly: Guid("6dd61a0a-34ff-4bcc-aaee-80e6078134a4")]
24 | 
25 | // 程序集的版本信息由下面四个值组成: 
26 | //
27 | //      主版本
28 | //      次版本 
29 | //      生成号
30 | //      修订号
31 | //
32 | // 可以指定所有这些值，也可以使用“生成号”和“修订号”的默认值，
33 | // 方法是按如下所示使用“*”: 
34 | // [assembly: AssemblyVersion("1.0.*")]
35 | [assembly: AssemblyVersion("1.0.0.0")]
36 | [assembly: AssemblyFileVersion("1.0.0.0")]
37 | 


--------------------------------------------------------------------------------
/demo/demo.csproj:
--------------------------------------------------------------------------------
 1 | <?xml version="1.0" encoding="utf-8"?>
 2 | <Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
 3 |   <Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
 4 |   <PropertyGroup>
 5 |     <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
 6 |     <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
 7 |     <ProjectGuid>{1701446D-BA9F-4FD5-A83E-873565D0373F}</ProjectGuid>
 8 |     <OutputType>Exe</OutputType>
 9 |     <AppDesignerFolder>Properties</AppDesignerFolder>
10 |     <RootNamespace>demo</RootNamespace>
11 |     <AssemblyName>demo</AssemblyName>
12 |     <TargetFrameworkVersion>v4.5.1</TargetFrameworkVersion>
13 |     <FileAlignment>512</FileAlignment>
14 |     <AutoGenerateBindingRedirects>true</AutoGenerateBindingRedirects>
15 |   </PropertyGroup>
16 |   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
17 |     <PlatformTarget>AnyCPU</PlatformTarget>
18 |     <DebugSymbols>true</DebugSymbols>
19 |     <DebugType>full</DebugType>
20 |     <Optimize>false</Optimize>
21 |     <OutputPath>bin\Debug\</OutputPath>
22 |     <DefineConstants>DEBUG;TRACE</DefineConstants>
23 |     <ErrorReport>prompt</ErrorReport>
24 |     <WarningLevel>4</WarningLevel>
25 |     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
26 |   </PropertyGroup>
27 |   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
28 |     <PlatformTarget>AnyCPU</PlatformTarget>
29 |     <DebugType>pdbonly</DebugType>
30 |     <Optimize>true</Optimize>
31 |     <OutputPath>bin\Release\</OutputPath>
32 |     <DefineConstants>TRACE</DefineConstants>
33 |     <ErrorReport>prompt</ErrorReport>
34 |     <WarningLevel>4</WarningLevel>
35 |   </PropertyGroup>
36 |   <ItemGroup>
37 |     <Reference Include="ServiceStack.Text, Version=4.0.60.0, Culture=neutral, processorArchitecture=MSIL">
38 |       <HintPath>packages\ServiceStack.Text.4.0.60\lib\net40\ServiceStack.Text.dll</HintPath>
39 |       <Private>True</Private>
40 |     </Reference>
41 |     <Reference Include="System" />
42 |     <Reference Include="System.Core" />
43 |     <Reference Include="System.Drawing" />
44 |     <Reference Include="System.Xml.Linq" />
45 |     <Reference Include="System.Data.DataSetExtensions" />
46 |     <Reference Include="Microsoft.CSharp" />
47 |     <Reference Include="System.Data" />
48 |     <Reference Include="System.Xml" />
49 |   </ItemGroup>
50 |   <ItemGroup>
51 |     <Compile Include="Geek.cs" />
52 |     <Compile Include="Program.cs" />
53 |     <Compile Include="Properties\AssemblyInfo.cs" />
54 |   </ItemGroup>
55 |   <ItemGroup>
56 |     <None Include="App.config" />
57 |     <None Include="packages.config" />
58 |   </ItemGroup>
59 |   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
60 |   <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 
61 |        Other similar extension points exist, see Microsoft.Common.targets.
62 |   <Target Name="BeforeBuild">
63 |   </Target>
64 |   <Target Name="AfterBuild">
65 |   </Target>
66 |   -->
67 | </Project>


--------------------------------------------------------------------------------
/demo/demo.sln:
--------------------------------------------------------------------------------
 1 | 
 2 | Microsoft Visual Studio Solution File, Format Version 12.00
 3 | # Visual Studio 2013
 4 | VisualStudioVersion = 12.0.40629.0
 5 | MinimumVisualStudioVersion = 10.0.40219.1
 6 | Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "demo", "demo.csproj", "{1701446D-BA9F-4FD5-A83E-873565D0373F}"
 7 | EndProject
 8 | Global
 9 | 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
10 | 		Debug|Any CPU = Debug|Any CPU
11 | 		Release|Any CPU = Release|Any CPU
12 | 	EndGlobalSection
13 | 	GlobalSection(ProjectConfigurationPlatforms) = postSolution
14 | 		{1701446D-BA9F-4FD5-A83E-873565D0373F}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
15 | 		{1701446D-BA9F-4FD5-A83E-873565D0373F}.Debug|Any CPU.Build.0 = Debug|Any CPU
16 | 		{1701446D-BA9F-4FD5-A83E-873565D0373F}.Release|Any CPU.ActiveCfg = Release|Any CPU
17 | 		{1701446D-BA9F-4FD5-A83E-873565D0373F}.Release|Any CPU.Build.0 = Release|Any CPU
18 | 	EndGlobalSection
19 | 	GlobalSection(SolutionProperties) = preSolution
20 | 		HideSolutionNode = FALSE
21 | 	EndGlobalSection
22 | EndGlobal
23 | 


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/demo/geetest.gif:
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https://raw.githubusercontent.com/wsguest/geetest/d248bce63ebc084af225a30c1dc2247ae989adb4/demo/geetest.gif


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