Class: LOLastfm::Song

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

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(no_fill = false, data) ⇒ Song

Returns a new instance of Song.



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# File 'lib/LOLastfm/song.rb', line 33

def initialize (no_fill = false, data)
	data = Hash[data.map { |key, value| [key.to_sym, value] }]

	@track       = data[:track] && data[:track].to_i
	@title       = data[:title] && data[:title].strip
	@album       = data[:album] && data[:album].strip
	@artist      = data[:artist] && data[:artist].strip
	@length      = data[:length] && data[:length].to_i
	@comment     = data[:comment]
	@listened_at = data[:listened_at]
	@path        = data[:path]
	@id          = data[:id]

	fill! unless no_fill

	if data[:stream] || (@length && @length < 0)
		stream!

		@length = nil
	end

	if @listened_at
		@listened_at = @listened_at.is_a?(String) ? DateTime.parse(@listened_at) : @listened_at.to_datetime
	else
		if @length
			@listened_at = (Time.now - @length).to_datetime
		else
			@listened_at = DateTime.now
		end
	end

	@title = nil if @title && @title.strip.empty?
	@album = nil if @album && @album.empty?
	@arist = nil if @artist && @artist.empty?
end

Instance Attribute Details

#album ⇒ Object

Returns the value of attribute album.



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# File 'lib/LOLastfm/song.rb', line 31

def album
  @album
end

#artist ⇒ Object

Returns the value of attribute artist.



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# File 'lib/LOLastfm/song.rb', line 31

def artist
  @artist
end

#comment ⇒ Object

Returns the value of attribute comment.



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# File 'lib/LOLastfm/song.rb', line 31

def comment
  @comment
end

#id ⇒ Object

Returns the value of attribute id.



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# File 'lib/LOLastfm/song.rb', line 31

def id
  @id
end

#length ⇒ Object

Returns the value of attribute length.



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# File 'lib/LOLastfm/song.rb', line 31

def length
  @length
end

#listened_at ⇒ Object

Returns the value of attribute listened_at.



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# File 'lib/LOLastfm/song.rb', line 31

def listened_at
  @listened_at
end

#path ⇒ Object

Returns the value of attribute path.



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# File 'lib/LOLastfm/song.rb', line 31

def path
  @path
end

#title ⇒ Object

Returns the value of attribute title.



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# File 'lib/LOLastfm/song.rb', line 31

def title
  @title
end

#track ⇒ Object

Returns the value of attribute track.



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# File 'lib/LOLastfm/song.rb', line 31

def track
  @track
end

Class Method Details

.is_scrobblable?(position, duration) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/LOLastfm/song.rb', line 19

def self.is_scrobblable? (position, duration)
	return false unless position && duration

	return false if duration < 30

	return true if position > 240

	return true if position >= duration / 2

	false
end

Instance Method Details

#==(other) ⇒ Object Also known as: eql? 



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# File 'lib/LOLastfm/song.rb', line 98

def == (other)
	return true if super

	title == other.title && artist == other.artist
end

#fill! ⇒ Object 



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# File 'lib/LOLastfm/song.rb', line 69

def fill!
	return if !@path || (@track && @title && @album && @artist && @comment && @length && @id)

	TagLib::File.new(@path).tap {|f|
		@track   = f.track && f.track.to_i if f.track && !@track
		@title   = f.title if f.title && !@title
		@album   = f.album if f.album && !@album
		@artist  = f.artist if f.artist && !@artist
		@comment = f.comment if f.comment && !@comment

		begin
			@length = f.length.to_i if f.length && !@length
		rescue TagLib::BadAudioProperties; end

		f.close
	}
end

#hash ⇒ Object 



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# File 'lib/LOLastfm/song.rb', line 94

def hash
	[title, artist].hash
end

#inspect ⇒ Object 



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# File 'lib/LOLastfm/song.rb', line 122

def inspect
	header = ''
	header << "#{id} "                      if id
	header << "listened at #{listened_at} " if listened_at
	header << "#{length} seconds "          if length
	header << "found at #{path} "           if path

	parts = ''
	parts << "track=#{track} "   if track
	parts << "title=#{title} "   if title
	parts << "artist=#{artist} " if artist
	parts << "album=#{album} "   if album

	"#<LOLastfm::Song#{"(#{header[0 .. -2]})" unless header.empty?}:#{" #{parts[0 .. -2]}" if parts}>"
end

#nil? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/LOLastfm/song.rb', line 90

def nil?
	title.nil? || artist.nil?
end

#stream! ⇒ Object 



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# File 'lib/LOLastfm/song.rb', line 88

def stream!; @stream = true; end

#stream? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/LOLastfm/song.rb', line 87

def stream?; !!@stream;      end

#to_hash ⇒ Object 



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# File 'lib/LOLastfm/song.rb', line 106

def to_hash
	{
		track: track, title: title, album: album, artist: artist, comment: comment,
		length: length, listened_at: listened_at, path: path, id: id,
		stream: stream?
	}
end

#to_json ⇒ Object 



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# File 'lib/LOLastfm/song.rb', line 114

def to_json
	to_hash.to_json
end

#to_yaml ⇒ Object 



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# File 'lib/LOLastfm/song.rb', line 118

def to_yaml
	to_hash.to_yaml
end