(function(jQuery) {
  jQuery.fn.twitter = function(o){
    var s = {
      username: ["davidoff86"],
      count: 5,
      loading_text: "fetching tweets..."
    };
    if(o) jQuery.extend(s, o);
    
    jQuery.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 jQuery(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 jQuery(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 jQuery(returning);
      }
    });
 
    return this.each(function(){
      jQuery(this).append('<p class="tweet_tag">Follow <a rel="external" href="http://twitter.com/'+s.username+'" class="tweet_username">'+s.username+'</a> on twitter</p>');
      var list = jQuery('<ul class="tweet_list">').appendTo(this);
      var loading = jQuery('<p class="loading">'+s.loading_text+'</p>').appendTo(this);
      if(typeof(s.username) == "string") s.username = [s.username];
      
      jQuery.getJSON('http://search.twitter.com/search.json?&q=from:'+s.username+'&rpp='+s.count+'&callback=?', function(data){
        loading.remove();
        jQuery.each(data.results, function(i,item){
          var text = '<span class="tweet_text">' +jQuery([item.text]).linkUrl().linkUser().linkHash()[0]+ '</span> ';
          var date = '<a class="tweet_date" href="http://twitter.com/'+item.from_user+'/statuses/'+item.id+'" title="view tweet on twitter">'+relative_time(item.created_at)+'</a>';
          list.append('<li>'+text+date+'</li>');
        });
        list.find("a").attr("target", "_blank");
      });
    });
  };
})(jQuery);