Sessions, lastfm auth workarounds

app/controllers/last_fm_controller.rb

@@ -0,0 +1,72 @@
+require 'open-uri'
+
+class LastFmController < ApplicationController
+  
+  @@api_key = '04fda005dbf61a50af5abc3e90f111f2'
+  @@secret = '19e70e98b291e9f15d0516925945eb1b'
+  
+  def connect
+    unless params[:sid].nil? or params[:token].nil?
+      session = Session.find_by_key(params[:sid])
+      unless session.nil?
+        session.user.lastfm_token = params[:token]
+        session.user.save
+        render :text => '<script>window.close();</script>'
+      else
+        render :text => 'You Don\'t Fool Me'
+      end
+    else
+      render :text => 'So Much Trouble In The World'
+    end
+  end
+  
+  def getinfo
+    #return unless authorized?
+    @res = {}
+    
+    user = User.find_by_vkid(1217744)#params[:mid])
+    @res[:connected] = false
+    @res[:lastfm_login_url] = 'http://www.last.fm/api/auth?api_key='+ @@api_key +'&cb=http://localhost/lastfm/connect/?sid='+ user.session.key
+    
+    unless user.lastfm_token.nil?
+      lastfm_response = auth_query({:method => 'auth.getSession', :token => user.lastfm_token})
+      render :json => lastfm_response
+      return
+      if lastfm_response
+        user.lastfm_token = lastfm_response[1]
+        user.save
+        @res[:connected] = true
+        @res[:username] = lastfm_response[0];
+      end
+    end
+    
+    render :json => @res
+  end
+  
+  private
+  
+  def auth_query params
+    url = 'http://ws.audioscrobbler.com/2.0/?'
+    params[:api_key] = @@api_key
+    params.each do |k, v|
+      url << k.to_s << '=' << v << '&'
+    end
+    url << 'api_sig=' << get_signature(params)
+    begin
+      open(url).read.match(/<name>(.*?)<\/name>.*?<key>(.*?)<\/key>/m)
+    rescue
+      false
+    end
+  end
+  
+  def get_signature params
+    params = params.to_a.sort! { |a, b| a[0] <=> b[0] }
+    params = Hash[params]
+    str = '';
+    params.each do |k, v|
+      str << k.to_s << v
+    end
+    Digest::MD5.hexdigest(str + @@secret)
+  end
+  
+end

app/controllers/user_controller.rb

@@ -13,6 +13,9 @@ class UserController < ApplicationController
     end
     @res[:id] = user.id
     @res[:username] = user.name
+    session = Session.find_or_create_by_user_id(user.id)
+    session.key = Digest::SHA256.hexdigest(rand(99999999).to_s + user.id.to_s + rand(99999999).to_s)
+    session.save
     
     render :json => @res
   end

app/helpers/last_fm_helper.rb

@@ -0,0 +1,2 @@
+module LastFmHelper
+end

app/models/session.rb

@@ -0,0 +1,3 @@
+class Session < ActiveRecord::Base
+  belongs_to :user
+end

app/models/user.rb

@@ -1,2 +1,3 @@
 class User < ActiveRecord::Base
+  has_one :session
 end

config/routes.rb

@@ -59,6 +59,10 @@ Beathaven::Application.routes.draw do
   match 'user/auth' => 'user#auth'
   match 'user/update' => 'user#update'
   
+  match 'lastfm/login' => 'last_fm#login'
+  match 'lastfm/connect' => 'last_fm#connect'
+  match 'lastfm/getinfo' => 'last_fm#getinfo'
+  
   match 'artist/autocomplete' => 'artist#autocomplete'
   match 'artist/(:name)/' => 'artist#data', :constraints => { :name => /[^\/]*/ }
 end

db/migrate/20110622052942_add_lastfm_token_to_user.rb

@@ -0,0 +1,9 @@
+class AddLastfmTokenToUser < ActiveRecord::Migration
+  def self.up
+    add_column :users, :lastfm_token, :string
+  end
+
+  def self.down
+    remove_column :users, :lastfm_token
+  end
+end

db/migrate/20110622053238_create_sessions.rb

@@ -0,0 +1,14 @@
+class CreateSessions < ActiveRecord::Migration
+  def self.up
+    create_table :sessions do |t|
+      t.integer :user_id
+      t.string :key
+
+      t.timestamps
+    end
+  end
+
+  def self.down
+    drop_table :sessions
+  end
+end

db/schema.rb

@@ -10,7 +10,7 @@
 #
 # It's strongly recommended to check this file into your version control system.
 
-ActiveRecord::Schema.define(:version => 20110622000253) do
+ActiveRecord::Schema.define(:version => 20110622053238) do
 
   create_table "albums", :force => true do |t|
     t.string   "name"
@@ -72,6 +72,13 @@ ActiveRecord::Schema.define(:version => 20110622000253) do
     t.datetime "updated_at"
   end
 
+  create_table "sessions", :force => true do |t|
+    t.integer  "user_id"
+    t.string   "key"
+    t.datetime "created_at"
+    t.datetime "updated_at"
+  end
+
   create_table "tracks", :force => true do |t|
     t.string   "name"
     t.integer  "album_id"
@@ -91,6 +98,7 @@ ActiveRecord::Schema.define(:version => 20110622000253) do
     t.integer  "vkid"
     t.datetime "created_at"
     t.datetime "updated_at"
+    t.string   "lastfm_token"
   end
 
 end

public/javascripts/beathaven/settings.js

@@ -1,5 +1,7 @@
 var Settings = {
 	
+	lastfm_login_url: null,
+	
 	getAccountInfo: function(callback) {
 		Session.query('/user/update', {}, callback);
 	},
@@ -29,14 +31,27 @@ $('.settings-container .tabs .tab').live('click', function(){
 		$('.form-container').html($('.forms .'+ $(this).attr('data-fieldset')).html());
 		Settings.loadFormData($(this).attr('data-fieldset'));
 	}
+	if ($(this).attr('data-fieldset') == 'lastfm') {
+		Session.query('/lastfm/getinfo', {}, function(data){
+			console.log(data);
+			Settings.lastfm_login_url = data.lastfm_login_url;
+		})
+	}
+});
+
+$('.lastfm-connect').live('click', function(){
+	window.open(Settings.lastfm_login_url);
 });
 
 $('.settings-container .form input').live('blur', function(){
-	params = {
-		'username': $('.settings-container .form input[name$="username"]').first().val(),
-		'email': $('.settings-container .form input[name$="email"]').first().val(),
-	};
-	Settings.saveAccountInfo(params, function(){
-		$('#header-container .hello .greating').text('Hi there, '+ (params.username.length > 0 ? params.username : '%username%') +'!');
-	});
+	var active_tab = $('.settings-container .tabs .tab.active').attr('data-fieldset');
+	if (active_tab == 'account') {
+		params = {
+			'username': $('.settings-container .form input[name$="username"]').first().val(),
+			'email': $('.settings-container .form input[name$="email"]').first().val(),
+		};
+		Settings.saveAccountInfo(params, function(){
+			$('#header-container .hello .greating').text('Hi there, '+ (params.username.length > 0 ? params.username : '%username%') +'!');
+		});
+	}
 })

public/javascripts/beathaven/vkontakte.js

@@ -10,7 +10,7 @@ function authInfo(response) {
 			if (!ar.username) {
 				VK.Api.call('getVariable', {key: 1281}, function(r) {
 					Session.query('/user/update', {'name': r.response}, function(ar2) {
-						$('#header-container .hello .greating').text('Hi there, '+ ar2.username +'!');
+						$('#header-container .hello .greating').text('Hi there, '+ (ar2.username ? ar2.username : '%username%') +'!');
 					});
 				});
 			}

public/settings.html

@@ -3,6 +3,7 @@
 		<div class="left-space"></div>
 		<div class="tab" data-fieldset="account">Account</div>
 		<div class="middle-space"></div>
+		<div class="tab" data-fieldset="lastfm">Last.fm</div>
 	</div>
 	<div class="form-container"></div>
 	<div class="forms">
@@ -18,5 +19,14 @@
 				</div>
 			</div>
 		</div>
+		<div class="lastfm">
+			<div class="form">
+				<div class="field">
+					<div class="label">Username:</div>
+					<div class="value"><input name="username" type="text" disabled="disabled" value="Not connected" /></div>
+					<div class="action-button"><input type="button" class="lastfm-connect" value="Connect"/></div>
+				</div>
+			</div>
+		</div>
 	</div>
 </div>

public/stylesheets/settings.css

@@ -68,6 +68,9 @@
 					background-color: #EAEAEA;
 					margin-right: -10px;
 				}
+				.settings-container .form-container .form .field .value {
+					float: left;
+				}
 				.settings-container .form-container .form .field input[type="text"]{
 					font-size: 24px;
 					padding: 4px;
@@ -77,6 +80,17 @@
 					border-radius: 3px;
 					width: 300px;
 				}
+				.settings-container .form-container .form .field input[type="button"]{
+					width: 120px;
+					font-size: 24px;
+					padding: 4px;
+					background-color: #DDD;
+					border: #CCC 1px solid;
+					-webkit-border-radius: 3px;
+					-moz-border-radius: 3px;
+					border-radius: 3px;
+					margin-left: 5px;
+				}
 		.settings-container .forms {
 			display: none;
 		}

test/fixtures/sessions.yml

@@ -0,0 +1,9 @@
+# Read about fixtures at http://ar.rubyonrails.org/classes/Fixtures.html
+
+one:
+  user_id: 1
+  key: MyString
+
+two:
+  user_id: 1
+  key: MyString

test/functional/last_fm_controller_test.rb

@@ -0,0 +1,8 @@
+require 'test_helper'
+
+class LastFmControllerTest < ActionController::TestCase
+  # Replace this with your real tests.
+  test "the truth" do
+    assert true
+  end
+end

test/unit/helpers/last_fm_helper_test.rb

@@ -0,0 +1,4 @@
+require 'test_helper'
+
+class LastFmHelperTest < ActionView::TestCase
+end

test/unit/session_test.rb

@@ -0,0 +1,8 @@
+require 'test_helper'
+
+class SessionTest < ActiveSupport::TestCase
+  # Replace this with your real tests.
+  test "the truth" do
+    assert true
+  end
+end