[Let] goo.glで短縮URL作成

Kei_9 — 2010-10-21T08:14:42Z
/*
 * @title goo.glで短縮URL作成
 * @description 今見ているページを短縮URLにします。
 * @include http://*
 * @license MIT License
 * @require 
 */
var doit = function (b) {
    var USER = "toolbar@google.com";
    var LONG_URL = encodeURIComponent(b);
    function c() {
      for (var l = 0, m = 0; m < arguments.length; m++) l = l + arguments[m] & 4294967295;
      return l
    }
    function d(l) {
      l = l = String(l > 0 ? l : l + 4294967296);
      var m;
      m = l;
      for (var o = 0, n = false, p = m.length - 1; p >= 0; --p) {
          var q = Number(m.charAt(p));
          if (n) {
              q *= 2;
              o += Math.floor(q / 10) + q % 10
          } else o += q;
          n = !n
      }
      m = m = o % 10;
      o = 0;
      if (m != 0) {
          o = 10 - m;
          if (l.length % 2 == 1) {
              if (o % 2 == 1) o += 9;
              o /= 2
          }
      }
      m = String(o);
      m += l;
      return l = m
    }
    function e(l) {
      for (var m = 5381, o = 0; o < l.length; o++) m = c(m << 5, m, l.charCodeAt(o));
      return m
    }
    function f(l) {
      for (var m = 0, o = 0; o < l.length; o++) m = c(l.charCodeAt(o), m << 6, m << 16, -m);
      return m
    }
    var g = "auth_token";
    var i = e(b);
    i = i >> 2 & 1073741823;
    i = i >> 4 & 67108800 | i & 63;
    i = i >> 4 & 4193280 | i & 1023;
    i = i >> 4 & 245760 | i & 16383;
    var j = "7";
    h = f(b);
    var k = (i >> 2 & 15) << 4 | h & 15;
    k |= (i >> 6 & 15) << 12 | (h >> 8 & 15) << 8;
    k |= (i >> 10 & 15) << 20 | (h >> 16 & 15) << 16;
    k |= (i >> 14 & 15) << 28 | (h >> 24 & 15) << 24;
    j += d(k);
    var SHORT_URL = {
      extURL:'http://goo.gl/api/url',
      user:'toolbar@google.com',
      url:b,
      auth_token:j
    };
    return SHORT_URL;
};
var getscript = function(callb){
  var g_script = document.createElement('script');
  g_script.src ="http://ajax.googleapis.com/ajax/libs/jquery/1.4/jquery.min.js";
  document.body.appendChild(g_script);
  var cid = setInterval(function(){
    if(window.jQuery!=undefined){
      clearInterval(cid);
      delete cid;
      callb();
    }else{
      document.body.appendChild(g_script);
    }
  },1000);
};
var getGoogl = function (url){
  $.ajax({
    url:'http://jsonptunnel.appspot.com/',
    dataType:'jsonp',
    jsonp:'_callback',
    data:doit(url),
    success:function(data){
      if(!data||!data.short_url){
        alert("Oh...No...");
        return false;
      }
      window.prompt("Created shorturl by goo.gl!",data.short_url);
     }
  });
};
getscript(function(){
  var long_url = location.href;
  getGoogl(long_url);
});
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[Let] goo.glで短縮URL作成
