1 files changed, 25 insertions, 0 deletions
diff --git a/lib/dtas/mpd_emu_client.rb b/lib/dtas/mpd_emu_client.rb
index f073b9e..3691ff1 100644
--- a/lib/dtas/mpd_emu_client.rb
+++ b/lib/dtas/mpd_emu_client.rb
@@ -32,6 +32,7 @@ class DTAS::MpdEmuClient # :nodoc:
      @rbuf = ''.b
      @wbuf = nil
      @cmd_listnum = 0
+    @cmd_list = nil
      out("OK #{SERVER}\n")
    end
  
@@ -62,6 +63,10 @@ class DTAS::MpdEmuClient # :nodoc:
      end
    end
  
+  def unknown_cmd(cmd)
+    %Q!#{err(:ERROR_UNKNOWN)} unknown command "#{cmd}"\n!
+  end
+
    def err(sym)
      "[#{ACK[sym]}@#@cmd_listnum {}"
    end
@@ -74,6 +79,26 @@ class DTAS::MpdEmuClient # :nodoc:
      out("OK\n")
    end
  
+  def mpdcmd_command_list_begin
+    if @cmd_list
+      @cmd_list << 'command_list_begin' # will trigger failure
+    else
+      @cmd_list = []
+    end
+  end
+
+  def mpdcmd_command_list_end
+    @cmd_list or return out(unknown_cmd('command_list_end'))
+    list = @cmd_list
+    @cmd_list = nil
+    list.each do |cmd|
+      case cmd
+      when 'command_list_begin', 'command_list_ok_begin'
+        return out(unknown_cmd(cmd))
+      end
+    end
+  end
+
    def mpdcmd_stats
      out("artists: \n" \
          "albums: \n" \