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SEDAR Solver

Automatically solves the Captcha when you want to open a document

当前为 2017-02-02 提交的版本，查看 最新版本。

  1. // ==UserScript==
  2. // @name        SEDAR Solver
  3. // @description Automatically solves the Captcha when you want to open a document
  4. // @namespace   sedar
  5. // @include     http://sedar.com/GetFile.do*
  6. // @include     http://sedar.com/CheckCode.do*
  7. // @grant       none
  8. // @version     1
  9. // ==/UserScript==
  10.  
  11. (function() {
  12.  
  13.  
  14. var image_timeout = 2000;
  15.  
  16. var solver = {
  17.   "-1118695147" : "X",
  18.   "-1156514050" : "K",
  19.   "-1247154381" : "p",
  20.   "-1316012178" : "B",
  21.   "-1331678675" : "V",
  22.   "-1483385094" : "U",
  23.   "-154654324"  : "S",
  24.   "-1562298880" : "j",
  25.   "-1562803413" : "Y",
  26.   "-158457411"  : "R",
  27.   "-1638235653" : "P",
  28.   "-170924901"  : "D",
  29.   "-1777523844" : "T",
  30.   "-1917443890" : "u",
  31.   "-1920195139" : "f",
  32.   "-2003596324" : "c",
  33.   "-2009400673" : "F",
  34.   "-2067662048" : "J",
  35.   "-2135061970" : "e",
  36.   "-243244218"  : "E",
  37.   "-295515571"  : "Z",
  38.   "-29733915"   : "Q",
  39.   "-32272650"   : "m",
  40.   "-562668947"  : "i",
  41.   "-688611654"  : "w",
  42.   "-775762530"  : "a",
  43.   "-849441892"  : "4",
  44.   "-908128173"  : "W",
  45.   "-95295977"   : "3",
  46.   "-997779436"  : "6",
  47.   "1037015718"  : "H",
  48.   "1118165053"  : "n",
  49.   "1191042624"  : "t",
  50.   "1193354277"  : "2",
  51.   "12565210"    : "C",
  52.   "1274053572"  : "r",
  53.   "1479626033"  : "8",
  54.   "1586340532"  : "g",
  55.   "1607319639"  : "9",
  56.   "1607376555"  : "x",
  57.   "1628919237"  : "5",
  58.   "1715436632"  : "z",
  59.   "1785588234"  : "s",
  60.   "1836207174"  : "k",
  61.   "289883241"   : "L",
  62.   "38744379"    : "h",
  63.   "394797401"   : "A",
  64.   "517211170"   : "G",
  65.   "5186883"     : "b",
  66.   "562912450"   : "M",
  67.   "624234679"   : "y",
  68.   "73967475"    : "7",
  69.   "856644020"   : "N",
  70.   "956352863"   : "v",
  71.   "98577720"    : "d",
  72.   "993706722"   : "q"
  73. };
  74.  
  75. String.prototype.replaceAt=function(index, character) {
  76.   return this.substr(0, index) + character + this.substr(index+character.length);
  77. }
  78.  
  79. function hashCode(arr){
  80.   var hash = 0;
  81.   if (arr.length == 0) return hash;
  82.   for (var i = 0; i < arr.length; i++) {
  83.     hash = ((hash<<5)-hash)+arr[i];
  84.     hash = hash & hash;
  85.   }
  86.   return hash;
  87. }
  88.  
  89. function hashData(data) {
  90.   return ""+hashCode(data.data);
  91. }
  92.  
  93.  
  94. function solveSingleChar(img, index) {
  95.   var loaded = false;
  96.   var onload = function() {
  97.     if(loaded) return;
  98.     loaded = true;
  99.     var c = document.createElement("canvas");
  100.     c.setAttribute("width", 300);
  101.     c.setAttribute("height", 60);
  102.     c.setAttribute("style", "position:absolute;top:40px;left:15px");
  103.     
  104.     var ctx = c.getContext("2d");
  105.     ctx.drawImage(img,0,0);
  106.     
  107.     var data = ctx.getImageData(0,0,30,30);
  108.     
  109.     var hash = hashData(data);
  110.     
  111.     if(hash in solver) {
  112.       var v = document.querySelector("input[type=text]").value;
  113.       v = v.replaceAt(index, solver[hash]);
  114.       document.querySelector("input[type=text]").value = v;
  115.       if(v.indexOf("-") == -1) {
  116.         document.querySelector("input[type=submit]").click();
  117.       }
  118.     }
  119.   };
  120.     
  121.   img.addEventListener("load",onload);
  122.   window.setTimeout(function() {
  123.     if(!loaded) {
  124.       onload();
  125.     }
  126.   }, image_timeout);  
  127. }
  128.  
  129. function solve() {
  130.   
  131.   var solution = document.querySelector("input[type=text]").value = "-----";
  132.  
  133.   var imgs = document.querySelectorAll("form img");
  134.   
  135.   solveSingleChar(imgs[0], 0);
  136.   solveSingleChar(imgs[1], 1);
  137.   solveSingleChar(imgs[2], 2);
  138.   solveSingleChar(imgs[3], 3);
  139.   solveSingleChar(imgs[4], 4);
  140. }
  141.  
  142.  
  143. solve();
  144.  
  145.  
  146. })();