list_2_add.user.js

// ==UserScript==
// @name           lists 2 add
// @namespace      www.dolpen.net
// @description    リストのレコメンドをします
// @include        http://twitter.com/*
// @require        http://jqueryjs.googlecode.com/files/jquery-1.3.2.min.js

// ==/UserScript==

//prototype

var ListTagNode=function(str){
 this.nodeName=str||'';
 this.weight=(str&&str!='')?1:0;
 this.score=0;
 this.distance=0;
 this.childs={};
};

ListTagNode.prototype.setDistance=function(d){
 this.distance=d;
}

ListTagNode.prototype.getRanking=function(){
 return this.calc().slice(0,-1).sort(
  function(a,b){
   if(a.score!=b.score)return b.score-a.score;
   return b.nodeName.length-a.nodeName.length;
  }
 );
};

ListTagNode.prototype.toString=function(){
 var r=[];
 for(var i in this.childs)r.push(this.childs[i].toString());
 return this.nodeName+'='+this.score+':{\n'+r.join(',\n')+'\n}';
};

ListTagNode.prototype.calc=function(){
 var r=[];
 this.score=this.weight;
 for(var i in this.childs){
  r=r.concat(this.childs[i].calc());
  this.score+=this.childs[i].score*this.distance;
 }
 r.push(this);
 return r;
};

ListTagNode.prototype.addEntry=function(str){
 if(this.nodeName==str){this.weight++;return;}
 if(this.childs.hasOwnProperty(str)){this.childs[str].addEntry(str);return;}
 for(var i in this.childs){
  if(i.indexOf(str,0)==0){
   this.childs[str] = new ListTagNode(str);
   this.childs[str].setDistance(this.distance);
   this.childs[str].childs.i=this.childs[i];
   delete this.childs[i];
   return;
  }else if(str.indexOf(i,0)==0){
   this.childs[i].addEntry(str);
   return;
  }
 }
 this.childs[str]=new ListTagNode(str);
 this.childs[str].setDistance(this.distance);
};

//script

var list=function(){
 $.ajax({
  url:'/'+user+'/lists/memberships'+'?'+query,
  async:true,
  success: function(obj){
   query=$(obj).find('#more').attr('href').split('?')[1];
   $(obj).find('.list-info a').each(function(){
    tree.addEntry(($(this).attr('href')).split('/')[2].toLowerCase());
   });
   var rank=tree.getRanking().slice(0,5),r='';
   for(var i=0;i<rank.length;i++)r+='<br>'+rank[i].nodeName+'('+rank[i].score.toFixed(2)+')';
   welem.empty().append($(r+'<br>'));
   if(--cnt>0)setTimeout(list,1000)
  }
 });
};

var user;
var cnt=3;
var welem;
var tree;
var query='';

(function(){
 if($('#profile-image').attr('src')==undefined)return;
 welem=$('<span></span>');
 $('#bio').parent().append(
  $('<li></li>').append($('<span class="label">タグ</span>')).append(welem)
 );
 user=location.href.split('/')[3];
 tree=new ListTagNode();tree.setDistance(0.3);
 list();
})();