Cache album pics to mongo & listen url & check if track in db

rails/app/controllers/track_controller.rb

@@ -0,0 +1,11 @@
+class TrackController < ApplicationController
+  def listen
+    @track = TrackData.where(id: params[:id])
+    unless @track.empty?
+      out = {:status => 'ok', :data => @track.first.files.first[1]}
+    else
+      out = {:status => 'no_such_track'}
+    end
+    render :json => out
+  end
+end

rails/app/helpers/track_helper.rb

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

rails/app/models/album.rb

@@ -7,17 +7,29 @@ class Album < ActiveRecord::Base
 	require 'iconv'
 	
 	def cover artist
-	  q_artist = CGI::escape(artist)
-	  q_album = CGI::escape(name)
-	  #i = Iconv.new('Windows-31J', 'UTF-8')
-    path = open(
-      'http://ws.audioscrobbler.com/2.0/' <<
-      '?method=album.getinfo' <<
-      '&api_key=b25b959554ed76058ac220b7b2e0a026' <<
-      '&artist=' << q_artist <<
-      '&album=' << q_album
-    ).read
-	  
-	  path.match(/<image\ssize=\"mega\">(.*)<\/image>/i)[1]
+	  covers = AlbumPic.where(album_id: id)
+	  unless covers.empty?
+	    covers.first.extralarge
+	  else
+	    q_artist = CGI::escape(artist)
+  	  q_album = CGI::escape(name)
+      path = open(
+        'http://ws.audioscrobbler.com/2.0/' <<
+        '?method=album.getinfo' <<
+        '&api_key=04fda005dbf61a50af5abc3e90f111f2' <<
+        '&artist=' << q_artist <<
+        '&album=' << q_album
+      ).read
+  	  m = path.scan(/<image\ssize=\"(.*)\">(.*)<\/image>/i)
+  	  AlbumPic.new(
+  	    album_id:     id,
+  	    small:        m[0][1],
+        medium:       m[1][1],
+        large:        m[2][1],
+        extralarge:   m[3][1],
+        mega:         m[4][1]
+  	  )
+  	  m[3][1]
+	  end
 	end
 end

rails/app/models/album_pic.rb

@@ -0,0 +1,11 @@
+class AlbumPic
+  include Mongoid::Document
+  store_in :album_pics
+  
+  key :album_id,    Integer
+  key :small,       String
+  key :medium,      String
+  key :large,       String
+  key :extralarge,  String
+  key :mega,        String
+end

rails/app/models/track.rb

@@ -2,11 +2,7 @@ class Track < ActiveRecord::Base
 	set_table_name 'musicbrainz.bh_track'
 	belongs_to :release
 	
-	def clearName
-		name.gsub('&', 'and').gsub(/[^a-z0-9]/, '').downcase
-	end
-	
-	def files
-	  TrackData(:id => id)
+	def inDb
+	  ! TrackData.where(id: id.to_s).empty?
 	end
 end

rails/app/models/track_data.rb

@@ -2,9 +2,9 @@ class TrackData
   include Mongoid::Document
   store_in :track_data
   
-  key :id,  Integer
-  key :artist, String
-  key :title, String
-  key :length, Integer
-  key :files, Array
+  key :id,      Integer
+  key :artist,  String
+  key :title,   String
+  key :length,  Integer
+  key :files,   Array
 end

rails/app/views/artist/view.rhtml

@@ -10,8 +10,8 @@
 		%>
 		<ul class="tracks">
 		<% first_release.tracks.each do |track|  %>
-			<li>
-				<span class="play"></span>
+			<li id="<%= track.id %>">
+				<span class="play<%= (track.inDb ? '' : ' disabled') %>"></span>
 				<span class="track-name"><%= track.name %></span>
 				<span class="duration"><%= track.length.toTime %></span>
 			</li>