/*---------------
 * jQuery Last.Fm Plugin by Engage Interactive
 * Examples and documentation at: http://labs.engageinteractive.co.uk/lastfm/
 * Copyright (c) 2009 Engage Interactive
 * Version: 1.0 (10-JUN-2009)
 * Dual licensed under the MIT and GPL licenses:
 * http://www.opensource.org/licenses/mit-license.php
 * http://www.gnu.org/licenses/gpl.html
 * Requires: jQuery v1.3 or later
---------------*/

(function($){
  $.fn.lastFM = function(options) {
    
    var defaults = {
      number: 10,
      username: 'willblackmore',
      apikey: '96e0589327a3f120074f74dbc8ec6443',
      artSize: 'medium',
      noart: 'images/noartwork.gif',
      onComplete: function(){}
    },
    settings = $.extend({}, defaults, options);

    var lastUrl = 'http://ws.audioscrobbler.com/2.0/?method=user.getlovedtracks&user='+settings.username+'&api_key='+settings.apikey+'&limit='+settings.number+'&format=json&callback=?';
    var $this = $(this);
    
    var container = $this.html();
    
    $this.children(':first').remove();
    
    if(settings.artSize == 'small'){imgSize = 0}
    if(settings.artSize == 'medium'){imgSize = 1}
    if(settings.artSize == 'large'){imgSize = 2}

    this.each(function() {
      
      $.getJSON(lastUrl, function(data){ 
        $.each(data.lovedtracks.track, function(i, item){

          if(item.image[1]['#text'] == ''){
            art = settings.noart;
          }else{
            art = stripslashes(item.image[imgSize]['#text']);
          }

          url = stripslashes(item.url);
          if(url.indexOf('http://') < 0)
            url = 'http://'+url;
          song = item.name;
          artist = item.artist['#text'];
          //album = item.album['#text'];

          $this.append(container);
          
          var $current = $this.children(':eq('+i+')');
          
          $current.find('[class=lfm_song]').append(song);
          $current.find('[class=lfm_artist]').append(artist);
          //$current.find('[class=lfm_album]').append(album);
          $current.find('[class=lfm_art]').append("<img src='"+art+"' alt='Artwork for "+song+"'/>");
          $current.find('a').attr('href', url).attr('title', 'Listen to '+song+' on Last.FM').attr('target', '_blank');
          
          //callback
          if(i==(settings.number-1)){
            settings.onComplete.call(this);
          }
          
        });
      });
    });
  };
  
  //Clean up the URL's
  function stripslashes( str ) {   
    return (str+'').replace(/\0/g, '0').replace(/\\([\\'"])/g, '$1');
  }
})(jQuery);