EitangoMemo

By zeemore Last update May 12, 2008 — Installed 50 times. Daily Installs: 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
// ==UserScript==
// @name           EitangoMemo
// @namespace      http://blog.nicetrip.org/
// @include        *
// ==/UserScript==

(function() {

  var Wsse = function(){
  
  // wsse.js - Generate WSSE authentication header in JavaScript
  // (C) 2005 Victor R. Ruiz <victor*sixapart.com> - http://rvr.typepad.com/
  //
  // Parts:
  //   SHA-1 library (C) 2000-2002 Paul Johnston - BSD license
  //   ISO 8601 function (C) 2000 JF Walker All Rights
  //   Base64 function (C) aardwulf systems - Creative Commons
  // 
  // Example call:
  //
  //   var w = wsseHeader(Username, Password);
  //   alert('X-WSSE: ' + w);
  //
  // Changelog:
  //   2005.07.21 - Release 1.0
  //
  
  /*
   * A JavaScript implementation of the Secure Hash Algorithm, SHA-1, as defined
   * in FIPS PUB 180-1
   * Version 2.1a Copyright Paul Johnston 2000 - 2002.
   * Other contributors: Greg Holt, Andrew Kepert, Ydnar, Lostinet
   * Distributed under the BSD License
   * See http://pajhome.org.uk/crypt/md5 for details.
   */
  
  /*
   * Configurable variables. You may need to tweak these to be compatible with
   * the server-side, but the defaults work in most cases.
   */
  var hexcase = 0;  /* hex output format. 0 - lowercase; 1 - uppercase        */
  var b64pad  = "="; /* base-64 pad character. "=" for strict RFC compliance   */
  var chrsz   = 8;  /* bits per input character. 8 - ASCII; 16 - Unicode      */
  
  /*
   * These are the functions you'll usually want to call
   * They take string arguments and return either hex or base-64 encoded strings
   */
  function hex_sha1(s){return binb2hex(core_sha1(str2binb(s),s.length * chrsz));}
  function b64_sha1(s){return binb2b64(core_sha1(str2binb(s),s.length * chrsz));}
  function str_sha1(s){return binb2str(core_sha1(str2binb(s),s.length * chrsz));}
  function hex_hmac_sha1(key, data){ return binb2hex(core_hmac_sha1(key, data));}
  function b64_hmac_sha1(key, data){ return binb2b64(core_hmac_sha1(key, data));}
  function str_hmac_sha1(key, data){ return binb2str(core_hmac_sha1(key, data));}
  
  /*
   * Perform a simple self-test to see if the VM is working
   */
  function sha1_vm_test()
  {
    return hex_sha1("abc") == "a9993e364706816aba3e25717850c26c9cd0d89d";
  }
  
  /*
   * Calculate the SHA-1 of an array of big-endian words, and a bit length
   */
  function core_sha1(x, len)
  {
    /* append padding */
    x[len >> 5] |= 0x80 << (24 - len % 32);
    x[((len + 64 >> 9) << 4) + 15] = len;
  
    var w = Array(80);
    var a =  1732584193;
    var b = -271733879;
    var c = -1732584194;
    var d =  271733878;
    var e = -1009589776;
  
    for(var i = 0; i < x.length; i += 16)
    {
      var olda = a;
      var oldb = b;
      var oldc = c;
      var oldd = d;
      var olde = e;
  
      for(var j = 0; j < 80; j++)
      {
        if(j < 16) w[j] = x[i + j];
        else w[j] = rol(w[j-3] ^ w[j-8] ^ w[j-14] ^ w[j-16], 1);
        var t = safe_add(safe_add(rol(a, 5), sha1_ft(j, b, c, d)),
                         safe_add(safe_add(e, w[j]), sha1_kt(j)));
        e = d;
        d = c;
        c = rol(b, 30);
        b = a;
        a = t;
      }
  
      a = safe_add(a, olda);
      b = safe_add(b, oldb);
      c = safe_add(c, oldc);
      d = safe_add(d, oldd);
      e = safe_add(e, olde);
    }
    return Array(a, b, c, d, e);
  } 
  /*
   * Perform the appropriate triplet combination function for the current
   * iteration
   */
  function sha1_ft(t, b, c, d)
  {
    if(t < 20) return (b & c) | ((~b) & d);
    if(t < 40) return b ^ c ^ d;
    if(t < 60) return (b & c) | (b & d) | (c & d);
    return b ^ c ^ d;
  }
  
  /*
   * Determine the appropriate additive constant for the current iteration
   */
  function sha1_kt(t)
  {
    return (t < 20) ?  1518500249 : (t < 40) ?  1859775393 :
           (t < 60) ? -1894007588 : -899497514;
  }
  
  /*
   * Calculate the HMAC-SHA1 of a key and some data
   */
  function core_hmac_sha1(key, data)
  {
    var bkey = str2binb(key);
    if(bkey.length > 16) bkey = core_sha1(bkey, key.length * chrsz);
  
    var ipad = Array(16), opad = Array(16);
    for(var i = 0; i < 16; i++)
    {
      ipad[i] = bkey[i] ^ 0x36363636;
      opad[i] = bkey[i] ^ 0x5C5C5C5C;
    }
  
    var hash = core_sha1(ipad.concat(str2binb(data)), 512 + data.length * chrsz);
    return core_sha1(opad.concat(hash), 512 + 160);
  }
  
  /*
   * Add integers, wrapping at 2^32. This uses 16-bit operations internally
   * to work around bugs in some JS interpreters.
   */
  function safe_add(x, y)
  {
    var lsw = (x & 0xFFFF) + (y & 0xFFFF);
    var msw = (x >> 16) + (y >> 16) + (lsw >> 16);
    return (msw << 16) | (lsw & 0xFFFF);
  }
  
  /*
   * Bitwise rotate a 32-bit number to the left.
   */
  function rol(num, cnt)
  {
    return (num << cnt) | (num >>> (32 - cnt));
  }
  
  /*
   * Convert an 8-bit or 16-bit string to an array of big-endian words
   * In 8-bit function, characters >255 have their hi-byte silently ignored.
   */
  function str2binb(str)
  {
    var bin = Array();
    var mask = (1 << chrsz) - 1;
    for(var i = 0; i < str.length * chrsz; i += chrsz)
      bin[i>>5] |= (str.charCodeAt(i / chrsz) & mask) << (32 - chrsz - i%32);
    return bin;
  }
  
  /*
   * Convert an array of big-endian words to a string
   */
  function binb2str(bin)
  {
    var str = "";
    var mask = (1 << chrsz) - 1;
    for(var i = 0; i < bin.length * 32; i += chrsz)
      str += String.fromCharCode((bin[i>>5] >>> (32 - chrsz - i%32)) & mask);
    return str;
  }
  
  /*
   * Convert an array of big-endian words to a hex string.
   */
  function binb2hex(binarray)
  {
    var hex_tab = hexcase ? "0123456789ABCDEF" : "0123456789abcdef";
    var str = "";
    for(var i = 0; i < binarray.length * 4; i++)
    {
      str += hex_tab.charAt((binarray[i>>2] >> ((3 - i%4)*8+4)) & 0xF) +
             hex_tab.charAt((binarray[i>>2] >> ((3 - i%4)*8  )) & 0xF);
    }
    return str;
  }
  
  /*
   * Convert an array of big-endian words to a base-64 string
   */
  function binb2b64(binarray)
  {
    var tab = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
    var str = "";
    for(var i = 0; i < binarray.length * 4; i += 3)
    {
      var triplet = (((binarray[i   >> 2] >> 8 * (3 -  i   %4)) & 0xFF) << 16)
                  | (((binarray[i+1 >> 2] >> 8 * (3 - (i+1)%4)) & 0xFF) << 8 )
                  |  ((binarray[i+2 >> 2] >> 8 * (3 - (i+2)%4)) & 0xFF);
      for(var j = 0; j < 4; j++)
      {
        if(i * 8 + j * 6 > binarray.length * 32) str += b64pad;
        else str += tab.charAt((triplet >> 6*(3-j)) & 0x3F);
      }
    }
    return str;
  }
  
  // aardwulf systems
  // This work is licensed under a Creative Commons License.
  // http://www.aardwulf.com/tutor/base64/
  function encode64(input) {
      var keyStr = "ABCDEFGHIJKLMNOP" +
                  "QRSTUVWXYZabcdef" +
                  "ghijklmnopqrstuv" +
                  "wxyz0123456789+/" +
                  "=";
  
      var output = "";
      var chr1, chr2, chr3 = "";
      var enc1, enc2, enc3, enc4 = "";
      var i = 0;
  
      do {
          chr1 = input.charCodeAt(i++);
          chr2 = input.charCodeAt(i++);
          chr3 = input.charCodeAt(i++);
  
          enc1 = chr1 >> 2;
          enc2 = ((chr1 & 3) << 4) | (chr2 >> 4);
          enc3 = ((chr2 & 15) << 2) | (chr3 >> 6);
          enc4 = chr3 & 63;
  
          if (isNaN(chr2)) {
          enc3 = enc4 = 64;
          } else if (isNaN(chr3)) {
          enc4 = 64;
          }
  
          output = output + 
          keyStr.charAt(enc1) + 
          keyStr.charAt(enc2) + 
          keyStr.charAt(enc3) + 
          keyStr.charAt(enc4);
          chr1 = chr2 = chr3 = "";
          enc1 = enc2 = enc3 = enc4 = "";
      } while (i < input.length);
  
      return output;
  }
  
  // TITLE
  // TempersFewGit v 2.1 (ISO 8601 Time/Date script) 
  //
  // OBJECTIVE
  // Javascript script to detect the time zone where a browser
  // is and display the date and time in accordance with the 
  // ISO 8601 standard.
  //
  // AUTHOR
  // John Walker 
  // http://321WebLiftOff.net
  // jfwalker@ureach.com
  //
  // ENCOMIUM
  // Thanks to Stephen Pugh for his help.
  //
  // CREATED
  // 2000-09-15T09:42:53+01:00 
  //
  // REFERENCES
  // For more about ISO 8601 see:
  // http://www.w3.org/TR/NOTE-datetime
  // http://www.cl.cam.ac.uk/~mgk25/iso-time.html
  //
  // COPYRIGHT
  // This script is Copyright  2000 JF Walker All Rights 
  // Reserved but may be freely used provided this colophon is 
  // included in full.
  //
  function isodatetime() {
      var today = new Date();
      var year  = today.getYear();
      if (year < 2000)    // Y2K Fix, Isaac Powell
      year = year + 1900; // http://onyx.idbsu.edu/~ipowell
      var month = today.getMonth() + 1;
      var day  = today.getDate();
      var hour = today.getHours();
      var hourUTC = today.getUTCHours();
      var diff = hour - hourUTC;
      var hourdifference = Math.abs(diff);
      var minute = today.getMinutes();
      var minuteUTC = today.getUTCMinutes();
      var minutedifference;
      var second = today.getSeconds();
      var timezone;
      if (minute != minuteUTC && minuteUTC < 30 && diff < 0) { hourdifference--; }
      if (minute != minuteUTC && minuteUTC > 30 && diff > 0) { hourdifference--; }
      if (minute != minuteUTC) {
      minutedifference = ":30";
      }
      else {
      minutedifference = ":00";
      }
      if (hourdifference < 10) { 
      timezone = "0" + hourdifference + minutedifference;
      }
      else {
      timezone = "" + hourdifference + minutedifference;
      }
      if (diff < 0) {
      timezone = "-" + timezone;
      }
      else {
      timezone = "+" + timezone;
      }
      if (month <= 9) month = "0" + month;
      if (day <= 9) day = "0" + day;
      if (hour <= 9) hour = "0" + hour;
      if (minute <= 9) minute = "0" + minute;
      if (second <= 9) second = "0" + second;
      time = year + "-" + month + "-" + day + "T"
      + hour + ":" + minute + ":" + second + timezone;
      return time;
  }
  
  // (C) 2005 Victor R. Ruiz <victor*sixapart.com>
  // Code to generate WSSE authentication header
  //
  // http://www.sixapart.com/pronet/docs/typepad_atom_api
  //
  // X-WSSE: UsernameToken Username="name", PasswordDigest="digest", Created="timestamp", Nonce="nonce"
  //
  //  * Username- The username that the user enters (the TypePad username).
  //  * Nonce. A secure token generated anew for each HTTP request.
  //  * Created. The ISO-8601 timestamp marking when Nonce was created.
  //  * PasswordDigest. A SHA-1 digest of the Nonce, Created timestamp, and the password
  //    that the user supplies, base64-encoded. In other words, this should be calculated
  //    as: base64(sha1(Nonce . Created . Password))
  //
  
  function wsse(Password) {
      var PasswordDigest, Nonce, Created;
      var r = new Array;
      
      Nonce = b64_sha1(isodatetime() + 'There is more than words');
      //Nonce = b64_sha1(isodatetime());
      nonceEncoded = encode64(Nonce);
      Created = isodatetime();
      PasswordDigest = b64_sha1(Nonce + Created + Password);
  r[0] = nonceEncoded;
      r[1] = Created;
      r[2] = PasswordDigest;
      return r;
  }
  
  this.wsseHeader = function(Username, Password) {
      var w = wsse(Password);
      var header = 'UsernameToken Username="' + Username + '", PasswordDigest="' + w[2] + '", Created="' + w[1] + '", Nonce="' + w[0] + '"';
      return header;
  }

  }

//
// main
//
//
  var config = {
    username: "",
    password: "",
    loadingElemID: "studyEnglishElem"
  };

  (function() {
    var elem = document.createElement("div");
    elem.id = config["loadingElemID"];
    elem.innerHTML = "Now Bookmarking";
    with(elem.style){
      position = "fixed";
      top = "4px";
      right = "4px";
      padding = "0.3em";
      background = "#E00";
      color = "#FFF";
      display = "none";
    }
   document.body.appendChild(elem);
  })();

  window.addEventListener("keypress", function(keypressEvent) {

    if (keypressEvent.charCode != 98) return;

    var selection = window.getSelection().toString().toLowerCase();
    if (!selection || !selection.match(/^[a-z\s]+$/i) || selection.match(/^\s+$/)) return;
  
    var tag = '['+selection[0]+']';
    var loc = window.document.location;
  
    // alc
    var alcUrl = 'http://eow.alc.co.jp/'+selection+'/';
  
    // hatena bookmark
    var username = config["username"];
    var password = config["password"];
    var wsse = new Wsse;
    var endPoint = 'http://b.hatena.ne.jp/atom/post';
    var requestBody = '<entry xmlns="http://purl.org/atom/ns#"> <title>dummy</title> <link rel="related" type="text/html" href="'+alcUrl+'" /> <summary type="text/plain">'+tag+loc+'</summary> </entry>';
    var headersWithWsse = {
      'Accept': 'application/x.atom+xml, application/xml, text/xml, */*',
      'X-WSSE': wsse.wsseHeader(username, password)
    };
    var onload = function(){ 
      document.getElementById(config["loadingElemID"]).style.display = 'none';
      //console.log("OK!"); 
    }
  
    var hatenaOpt = {
      method: "POST",
      url: endPoint,
      data: requestBody,
      headers: headersWithWsse,
      onload: onload,
    };
  
    document.getElementById(config["loadingElemID"]).style.display = 'inline';
    GM_xmlhttpRequest(hatenaOpt);
  }, false);
  
})();