Class: LastFM::Client

Inherits:
Object
  • Object
show all
Defined in:
lib/lastfm.rb

Direct Known Subclasses

CommandLineClient, TelnetClient

Defined Under Namespace

Classes: CommandLineClient, TelnetClient

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(lastfm, audio_output) ⇒ Client

Returns a new instance of Client.



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# File 'lib/lastfm.rb', line 135

def initialize(lastfm, audio_output)
  @lastfm = lastfm
  @audio_output = audio_output
  @output_buffer = [] 
end

Instance Attribute Details

#current_song ⇒ Object

Returns the value of attribute current_song.



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# File 'lib/lastfm.rb', line 134

def current_song
  @current_song
end

Instance Method Details

#display_current_song ⇒ Object 



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# File 'lib/lastfm.rb', line 218

def display_current_song
  song = @lastfm.current_song
  if song.nil?
    # use the previous current song
    return "\nNo current song\n" unless @current_song
  else 
    @current_song = song
  end
  @output_buffer << "Currently Playing:"
  @output_buffer << divider
  %W{ artist track album station }.each do |x|
    unless song.respond_to?(x)
      @output_buffer = "something is wrong with the last.fm connection. no song data"
      break
    end
    @output_buffer << x + ": " + song.send(x)
  end
  @output_buffer << divider
  @output_buffer
end

#divider ⇒ Object 



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# File 'lib/lastfm.rb', line 214

def divider
  "-" * 80
end

#flush_output_buffer ⇒ Object 



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# File 'lib/lastfm.rb', line 239

def flush_output_buffer
  temp = @output_buffer.dup
  @output_buffer = []
  if temp.class == String
    temp
  else
    temp.join("\n")
  end
end

#help ⇒ Object 



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# File 'lib/lastfm.rb', line 253

def help
  %Q[Commands: skip 
      love 
      ban 
      recommended
      artist [artist]   
      tag [tag]        
      tags [tag+tag]  
      volume         
      volume [1-100]
      stop
      play
      quit
      [return]     

      You can truncate the commands to the fewest possible
      unambiguous letters.

      LastFM is sometimes unresponsive. In that case, 
      try "skip" every few seconds until it works again.

lastfm> ] 
end

#parse_command(command, *args) ⇒ Object 



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# File 'lib/lastfm.rb', line 143

def parse_command(command, *args)
  if command.nil?
    command = "current song info"
  end
  args = args.join(' ').strip 
  puts "request: #{command} #{args}"

  case command
  when /^h/ 
    @output_buffer << help
  when /^sk/ #skip
    skip 
    @output_buffer << "skipping..."
  when /^st/ #stop
    stop
    @output_buffer << "stopping..."
  when /^pl/ #play
    play
    @output_buffer << "playing..."
  when /^v/
    if args != ''
      @audio_output.volume = args.to_i
      @output_buffer << "setting volume to #{args}" 
    else
      @output_buffer << "current volume: #{@audio_output.volume}"
    end
  when /^l/ #"love"
    @lastfm.action("love")
  when /^b/ # "ban"
    @lastfm.action("ban")
  when /^q/ #"quit"
    @audio_output.stop
    exit 
  when /^a/ # "artist"
    tune("artist/#{args}/similarartists")
  when /^t/ #"tags" or tags
    tune("globaltags/#{args}")
  when /^r/ # "recommended"
    tune("user/#{@lastfm.username}/recommended/100")
  when /^n/ #"neighbors"
    tune("user/#{@lastfm.username}/neighbours")
#      when "tune"
#        tune(args.first)
  else
    display_current_song
  end
end

#play ⇒ Object 



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# File 'lib/lastfm.rb', line 206

def play
  skip
end

#prompt ⇒ Object 



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# File 'lib/lastfm.rb', line 249

def prompt
  "Press h for help\nlastfm> "
end

#skip ⇒ Object 



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# File 'lib/lastfm.rb', line 198

def skip
  @audio_output.skip
  sleep 3 # so that current song has a chance to update
  # The last fm skip command via the Command url doesn't work right now
  #@lastfm.action("skip")
  display_current_song
end

#start ⇒ Object 



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# File 'lib/lastfm.rb', line 140

def start
  display_current_song
end

#stop ⇒ Object 



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# File 'lib/lastfm.rb', line 210

def stop
  @audio_output.stop
end

#tune(path) ⇒ Object 



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# File 'lib/lastfm.rb', line 191

def tune(path)
  @lastfm.tune(path=URI.escape(path))
  @output_buffer << "tuning to #{path}"
  sleep 1
  skip 
end