Importing favorites from vkontakte

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