ze joos for ze flickr api

flickr.js

var Flickr = Class.create({
  initialize: function(api_key) {
    //this.api_key = api_key;
    this.api_key = '4b14a0d06d79ae1cf8fafec76f32be4d';
    this.image_url_template = new Template("http://farm#{farm}.static.flickr.com/#{server}/#{id}_#{secret}_#{size}.jpg")
  },
  
  // flickr callback
  f_setUserId: function(flickr_response) {
    if ( flickr_response.stat != 'ok' ) { 
      console.log('Nobody was home');
      return;
    }
    
    this.user_id = flickr_response.user.id;
    this.username = flickr_response.user.username._content;
  },

  f_getSets: function(flickr_response) {
    console.log(flickr_response.photosets.photoset.length + ' sets');
    flickr_response.photosets.photoset.each( function(photoset) {
      this.getPhotosFromSet(photoset.id);
    }.bind(this));
  },

  f_getPhotosFromSet: function(flickr_response) {
    flickr_response.photoset.photo.each( function(photo) {
      $('images').appendChild( new Element('img', { src: this.urlForImage(photo, 's') }) );
    }.bind(this));
    console.log(flickr_response);
  },

  setUsername: function(username) {
    this.makeRequest('flickr.people.findByUsername', { username: username }, 'f_setUserId' );
  },

  getSets: function() {
    this.makeRequest('flickr.photosets.getList', { user_id: this.user_id }, 'f_getSets' );
  },

  getPhotosFromSet: function(set) {
    this.makeRequest('flickr.photosets.getPhotos', { photoset_id: set }, 'f_getPhotosFromSet' );
  },

  sortRequest: function(str) {
    console.log(str);
  },

  makeRequest: function(func, params, callback) {
    var url = this.getUrl(func) + '&' + $H(params).toQueryString();
    var script = new Element('script', { language: 'Javascript', src: url });

    window.FlickryCallback = this[callback].bind(this);

    $$('body').first().appendChild(script);
  },

  getUrl: function(functionName, callback) {
    if ( callback == null )  callback = 'FlickryCallback'
    return "http://api.flickr.com/services/rest/?format=json&method=" + functionName + "&api_key=" + this.api_key + "&jsoncallback=" + callback
  },

  clearRequestJunk: function() {
    $$('script[src^=http://api.flickr.com]').each( function(e) { Element.remove(e) });
  }, 

  // size ---
  // s small square 75x75
  // t thumbnail, 100 on longest side
  // m small, 240 on longest side
  // - medium, 500 on longest side
  // b large, 1024 on longest side (only exists for very large original images)
  // o original image, either a jpg, gif or png, depending on source format
  urlForImage: function(image, size) {
    return this.image_url_template.evaluate(Object.extend(image, { size: size }));
  }
})