Class: Traktor::NML::Collection

Inherits:
Object
  • Object
show all
Includes:
Enumerable
Defined in:
lib/traktor/nml/collection.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(node) ⇒ Collection

Returns a new instance of Collection.



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# File 'lib/traktor/nml/collection.rb', line 13

def initialize(node)
  @collection = node.map do |el|
    Traktor::NML::Track.new({
      title: try_text(el.attribute('TITLE')),
      artist: try_text(el.attribute('ARTIST')),
      album: {
        title: el.xpath('ALBUM[@TITLE]').attribute('TITLE').map{ |e| e.text }.join(", "),
        track: try_text(el.xpath('ALBUM[@TRACK]').attribute('TRACK').first),
      },
      primarykey: el.xpath('LOCATION').map { |loc|
        loc.attribute('VOLUME').text + loc.attribute('DIR').text + loc.attribute('FILE').text
      }.first,
      genre: el.xpath('INFO[@GENRE]').attribute('GENRE').map{ |e| e.text }.join(", "),
      label: el.xpath('INFO[@LABEL]').attribute('LABEL').map{ |e| e.text }.join(", "),
      playtime: el.xpath('INFO[@PLAYTIME]').attribute('PLAYTIME').map{ |e| e.text.to_f }.first,
      release_date: parse_date(el.xpath('INFO[@RELEASE_DATE]').attribute('RELEASE_DATE').map{ |e| e.text }.join(", ")),
      bpm: el.xpath('TEMPO[@BPM]').attribute('BPM').map{ |e| e.text.to_f }.first,
      key: try_text(el.xpath('INFO[@KEY]').attribute('KEY').first),
      musical_key: try_text(el.xpath('MUSICAL_KEY[@VALUE]').attribute('VALUE').first),
      cues: el.xpath('CUE_V2').map do |cue|
        Traktor::NML::Cue.new({
          name: cue.attribute('NAME').value,
          type: cue.attribute('TYPE').value.to_i,
          start: cue.attribute('START').value.to_f,
          length: cue.attribute('LEN').value.to_f,
          repeats: cue.attribute('REPEATS').value.to_i,
          hotcue: cue.attribute('HOTCUE').value.to_i
        })
      end
    })
  end
end

Instance Attribute Details

#collection ⇒ Object (readonly)

Returns the value of attribute collection.



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# File 'lib/traktor/nml/collection.rb', line 11

def collection
  @collection
end

Instance Method Details

#[](i) ⇒ Object 



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# File 'lib/traktor/nml/collection.rb', line 63

def [](i)
  @collection[i]
end

#each ⇒ Object 



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# File 'lib/traktor/nml/collection.rb', line 57

def each
  @collection.each do |track|
    yield track
  end
end

#length ⇒ Object Also known as: size 



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# File 'lib/traktor/nml/collection.rb', line 52

def length
  @collection.length
end

#track_from_primarykey(primarykey) ⇒ Object 



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# File 'lib/traktor/nml/collection.rb', line 46

def track_from_primarykey(primarykey)
  @collection.find do |track|
    track.primarykey == primarykey
  end
end