Importing favorites from vkontakte

app/assets/javascripts/vkontakte.coffee

@@ -25,6 +25,7 @@ class window.Vkontakte
       _session.query '/user/auth', {}, (ar) ->
         log "Authenticating user ..."
         if ar.newbie or ar.user.name == ""
+          log "Requesting user name from Vkontakte ..."
           VK.Api.call 'getVariable', key: 1281, (r) ->
             _session.query '/user/update', params: { name: r.response }, (ar2) ->
               _session.setUser ar2.user
@@ -34,6 +35,16 @@ class window.Vkontakte
               if ar.ok_reload
                  window.location.reload()
                  false
+          log "Requesting user tracks from Vkontakte ..."
+          VK.Api.call 'audio.get', uid: ar.user.vkid, (r) ->
+            _session.query "/user/set_first_favorites", tracks: r.response, (r2) ->
+              log "Sending your Vkontakte media collection to BeatHaven ..."
+              if r2.status?
+                log "Got error: #{r2.status}"
+              else
+                log "We believe your favorite artists are #{r2.join(', ')}"
+              false
+            false
         else if ar.ok_reload
           window.location.reload()
           false

app/controllers/user_controller.rb

@@ -22,11 +22,6 @@ class UserController < ApplicationController
     render json: @res
   end
   
-  def settings
-    @user = User.find_by_vkid(params[:mid])
-    render partial: 'settings'
-  end
-  
   def update
     allowed_params = [:name, :email, :lang, :show, :lastfm_username, :lastfm_key]
     
@@ -45,7 +40,7 @@ class UserController < ApplicationController
       end
     end
     
-    render json: {user: build_user_info(user)}
+    render json: { user: build_user_info(user) }
   end
   
   def fav
@@ -75,6 +70,46 @@ class UserController < ApplicationController
     render json: @res
   end
   
+  def set_first_favorites
+    return render json: { status: "unauthorized" } unless current_user?
+    return render json: { status: "already imported" } unless current_user.favorites.empty?
+    
+    artists = {}
+    params[:tracks].each do |i, track|
+      artists[track["artist"]] ||= 0
+      artists[track["artist"]] += 1
+    end
+    
+    top10 = []
+    artists.sort_by{ |k, v| v }.reverse.each do |info|
+      artist_name = info[0]
+      artist = Artist.find_by_name(artist_name)
+      if artist.nil?
+        results = MusicBrainz::Artist.search(artist_name)
+        next if results.empty?
+        best_match = results[0][:sort_name]
+        if best_match != artist_name and similar_names(artist_name, best_match)
+          artist = Artist.find_by_name(best_match)
+          if artist.nil?
+            artist = Artist.create( name: best_match, mbid: results[0][:mbid], status: 0 )
+            Delayed::Job.enqueue(LoadArtistJob.new(best_match))
+          end
+        elsif best_match == artist_name
+          artist = Artist.create( name: best_match, mbid: results[0][:mbid], status: 0 )
+          Delayed::Job.enqueue(LoadArtistJob.new(best_match))
+        end
+      end
+      top10 << artist unless artist.nil?
+      break if top10.length == 10
+    end
+    
+    top10.each do |artist|
+      Favorite.create( user: current_user, artist: artist )
+    end
+    
+    render json: top10.map(&:name)
+  end
+  
 private
 
   def build_user_info user
@@ -89,4 +124,8 @@ private
         "&cb=http://#{request.host}:#{request.port.to_s}/lastfm/connect/?sid=#{user.session.key}"
     }
   end
+
+  def similar_names name1, name2
+    (name2.downcase == name1.downcase or name2.downcase == 'the '+ name1.downcase)
+  end
 end

app/models/beathaven/user.rb

@@ -1,4 +1,5 @@
 class User < ActiveRecord::Base
   bitmask :music, :as => [:album, :single, :live, :bootleg, :soundtrack] 
   has_one :session
+  has_many :favorites
 end

config/routes.rb

@@ -6,6 +6,7 @@ Beathaven::Application.routes.draw do
   
   match 'user/auth' => 'user#auth'
   match 'user/update' => 'user#update'
+  match 'user/set_first_favorites' => 'user#set_first_favorites'
   
   match 'lastfm/connect' => 'last_fm#connect'
   match 'lastfm/getinfo' => 'last_fm#getinfo'
@@ -18,8 +19,6 @@ Beathaven::Application.routes.draw do
   match 'playlist/(:id)' => 'playlist#data'
   match 'playlist/lastfm-top50/(:artist)' => 'playlist#lastfm_top50', constraints: { artist: /.*/ }
   
-  match 'settings' => 'user#settings'
-  
   match 'artist/autocomplete' => 'last_fm#autocomplete'
   match 'artist/(:artist)' => 'artist#data', constraints: { artist: /.*/ }
 end