Class: SmTranscript::Metadata

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

Instance Method Summary collapse

Constructor Details

#initialize(metadata) ⇒ Metadata

“dc-abstract”

"dc-contributor"
"dc-creator"
"dc-description"
"dc-isPartOf"
"dc-language"
"dc-license"
"dc-subject"
"dc-title"
"dc-audience"
"dc-available"
"dc-created"
"dc-extent"
"dc-identifier"
"dc-isReplacedBy"
"dc-issued"
"dc-modified"
"dc-publisher"
"dc-replaces"
"dc-rightsHolder"
"dc-spatial"
"dc-temporal"
"dc-type"
"dc-valid"



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# File 'lib/sm_transcript/metadata.rb', line 40

def initialize(metadata)
  @metadata = metadata
end

Instance Method Details

#boilerplate ⇒ Object

write_datajs()



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# File 'lib/sm_transcript/metadata.rb', line 86

def boilerplate()
  JSON
end

#id_from_time ⇒ Object 



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# File 'lib/sm_transcript/metadata.rb', line 90

def id_from_time()
  t = Time.now
  t.strftime("%y%m%d%H%M")
end

#write_datajs(dest_file) ⇒ Object

While the format this method writes is JSON, it writes a data.js-like file for compatibility with the IIHS demo player. There is also a write_json() method which will write a richer content set.



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# File 'lib/sm_transcript/metadata.rb', line 48

def write_datajs(dest_file)
  # TODO: Do we want to notify user when overwriting existing file?
  # if File.exists?(dest_file)
  #   p "overwriting existing destination file"
  # end
  return if @metadata.empty?
  
  id_val = @metadata['name'].chomp + "-#{id_from_time()}" unless @metadata['name'].nil?
  title_val = @metadata['title'].chomp unless @metadata['title'].nil?
  speaker_val = @metadata['speaker'].chomp unless @metadata['speaker'].nil?
  video_val = @metadata['video'].chomp unless @metadata['video'].nil?
  
  File.open(dest_file, "w") do |f|
    # f.puts 'var SMData = {'
    tmp = JSON.pretty_generate( 
      { 'videos' => [
          'id' => id_val, 
          'title' => title_val,
          'speaker' => speaker_val,
          'video' => video_val,
          'width' => 320,
          'height' => 240,
          'duration' => 523,
          'preview' => 'preview.png',
          'transcripts' => {'en-US' => 'transcript.trn'},
          'audio' => {'en-US' => '../audio/'},
          'defaultLocale' => 'en-US' 
        ],
        'locales' => {'en-US' => 'English (US)'} 
      }
    )
    # p tmp
    f.puts tmp
    f.flush
  end

end