Cache clear hooks, track length update fix

app/assets/javascripts/player.coffee

@@ -91,9 +91,9 @@ class window.Player
     _vk_music.search track.artist, track.name, track.length, (audio) ->
       if audio is null
         _session.query '/track/report', { id: track.id }, (r) ->
-          if r.status is 'success'
-            $('.playlist li[data-id="'+track.id+'"]').addClass("unavailable")
-            $($('.album div[data-id="'+track.id+'"]').siblings()[0]).addClass("unavailable")
+          if r.result is 'success'
+            $(".playlist li[data-id='#{track.id}']").addClass("unavailable")
+            $($(".album div[data-id='#{track.id}']").siblings()[0]).addClass("unavailable")
         _player.setTrack _player.nextTrack()
       else
         _player.playSource audio.url
@@ -103,18 +103,15 @@ class window.Player
           s = len - Math.floor(len / 60) * 60
           duration = m + ':' + (if s < 10 then '0' else '') + s
           _session.query '/track/update_length', { track_id: track.id, length: len }, (r) ->
-            if r.status is 'success'
-              $('.playlist li[data-id="'+track.id+'"] .song-duration').text(duration)
-              $($('.album div[data-id="'+track.id+'"]').siblings()[0]).text(duration)
+            if r.result is 'success'
+              $(".playlist li[data-id='#{track.id}'] .song-duration").text(duration)
+              $($(".album div[data-id='#{track.id}']").siblings()[0]).text(duration)
         _player.updateNowListening track
       false
     false
   
   getTrackInfo: (id) ->
-    for track in _player.playlist
-      if parseInt(track.id, 10) == parseInt(id, 10)
-        return track
-    false
+    @library[id]
   
   getAlbumInfo: (id) ->
     for album in _player.albums

app/assets/javascripts/vksearch/vkontakte_search.coffee

@@ -59,7 +59,7 @@ class window.VkontakteMusic
     data
   
   prepareQuery: (artist, track) ->
-    artist+" "+this.trim(/[\w\d\s]+/.exec(track)[0]).replace(/\(.*\)/i, '').split('/')[0]
+    artist+" "+this.trim(/[a-zA-Zа-яА-Я0-9\s-]+/.exec(track)[0]).replace(/\(.*\)/i, '').split('/')[0]
   
   trim: (str) ->
     while str.indexOf('  ') isnt -1