(function($) {
 
  $.fn.tweet = function(o){
    var s = {
      username: ["jose_contreras"],              // [string]   required, unless you want to display our tweets. :) it can be an array, just do ["username1","username2","etc"]     
      count: 3,                               // [integer]  how many tweets to display?      
      //loading_text: "Cargando Información...",                     // [string]   optional loading text, displayed while tweets load
      query: null                             // [string]   optional search query
    };

    $.fn.extend({
      linkUrl: function() {
        var returning = [];
        var regexp = /((ftp|http|https):\/\/(\w+:{0,1}\w*@)?(\S+)(:[0-9]+)?(\/|\/([\w#!:.?+=&%@!\-\/]))?)/gi;
        this.each(function() {
          returning.push(this.replace(regexp,"<a href=\"$1\">$1</a>"))
        });
        return $(returning);
      },
      linkUser: function() {
        var returning = [];
        var regexp = /[\@]+([A-Za-z0-9-_]+)/gi;
        this.each(function() {
          returning.push(this.replace(regexp,"<a href=\"http://twitter.com/$1\">@$1</a>"))
        });
        return $(returning);
      },
      linkHash: function() {
        var returning = [];
        var regexp = / [\#]+([A-Za-z0-9-_]+)/gi;
        this.each(function() {
          returning.push(this.replace(regexp, ' <a href="http://search.twitter.com/search?q=&tag=$1&lang=all&from='+s.username.join("%2BOR%2B")+'">#$1</a>'))
        });
        return $(returning);
      },
      capAwesome: function() {
        var returning = [];
        this.each(function() {
          returning.push(this.replace(/(a|A)wesome/gi, 'AWESOME'))
        });
        return $(returning);
      },
      capEpic: function() {
        var returning = [];
        this.each(function() {
          returning.push(this.replace(/(e|E)pic/gi, 'EPIC'))
        });
        return $(returning);
      },
      makeHeart: function() {
        var returning = [];
        this.each(function() {
          returning.push(this.replace(/[&lt;]+[3]/gi, "<tt class='heart'>&#x2665;</tt>"))
        });
        return $(returning);
      }
    });

    function relative_time(time_value) {
      var parsed_date = Date.parse(time_value);
      var relative_to = (arguments.length > 1) ? arguments[1] : new Date();
      var delta = parseInt((relative_to.getTime() - parsed_date) / 1000);
      if(delta < 60) {
      return 'Hace menos de un minuto: ';
      } else if(delta < 120) {
      return 'Hace un minuto:';
      } else if(delta < (45*60)) {
      return 'Hace ' + (parseInt(delta / 60)).toString() + ' minutos:';
      } else if(delta < (90*60)) {
      return 'Hace una hora:';
      } else if(delta < (24*60*60)) {
      return 'Hace ' + (parseInt(delta / 3600)).toString() + ' horas:';
      } else if(delta < (48*60*60)) {
      return 'Hace 1 d&iacute;a';
      } else {
      return 'Hace ' + (parseInt(delta / 86400)).toString() + ' d&iacute;as:';
      }
    }

    if(o) $.extend(s, o);
    return this.each(function(){
	
	$('<span>Noticias al instante:&nbsp;&nbsp;</span>').appendTo(this);  
      var list = $('<marquee behavior="scroll" scrollamount="4" direction="left" width=86%>').appendTo(this);  
      var loading = $('<div class="loading">'+s.loading_text+'</div>');
      if(typeof(s.username) == "string"){
        s.username = [s.username];
      }
      var query = '';
      if(s.query) {
        query += 'q='+s.query;
      }
      query += '&q=from:'+s.username.join('%20OR%20from:');
      var url = 'http://search.twitter.com/search.json?&'+query+'&rpp='+s.count+'&callback=?';
      if (s.loading_text) $(this).append(loading);
      $.getJSON(url, function(data){	
        if (s.loading_text) loading.remove();      
        $.each(data.results, function(i,item){   			
          var date = '<a href="http://twitter.com/'+item.from_user+'/statuses/'+item.id+'" title="Ver en twitter">'+relative_time(item.created_at)+'</a>';
          var text = '<span>' +$([item.text]).linkUrl().linkUser().linkHash().makeHeart().capAwesome().capEpic()[0]+ '</span>';
          if (i!=data.results.length-1){
			list.append(date + '&nbsp;&nbsp;' + text + '&nbsp;&nbsp;-&nbsp;&nbsp;'); 
		  }      
          else{
			list.append(date + '&nbsp;&nbsp;' + text + '&nbsp;&nbsp;&nbsp;&nbsp;');
		  }     
        });       
      });

    });
  };
})(jQuery);