Class: Originals::Tool

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

Class Method Summary collapse

Class Method Details

.main(args = ARGV) ⇒ Object 



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# File 'lib/originals/tool.rb', line 4

def self.main( args=ARGV )
  puts "==> welcome to the fab(ricate) tool with args:"
  pp args

  options = { }
  parser = OptionParser.new do |opts|

    opts.on("--zoom NUM", "-z", Integer,
            "Zoom factor x2, x4, x8, etc. (default: 1)") do |num|
        options[ :zoom]  = num
    end

    opts.on("--background STRING", "--bg STRING", "-b", String,
            "Background (default: transparent)") do |str|
        options[ :background] = str
    end

    opts.on("--id NUM", "-i", Integer,
            "Unique identifier (default: none)") do |str|
        options[ :id] = str
    end

    opts.on("-h", "--help", "Prints this help") do
      puts opts
      exit
    end
  end

  parser.parse!( args )
  puts "options:"
  pp options

  puts "args:"
  pp args

  if args.size < 1
    puts "!! ERROR - no art series name found - use <name> <attribute>..."
    puts ""
    exit
  end

  name       = args[0]   ## todo/check - use collection_name/slug or such?
  attributes = args[1..-1]

  ## normalize name of series
  ##   e.g.   Shiba Inu  => shibainu  etc.
  key = name.downcase.gsub( '[ ()_-]', '' )

  img = Original::Image.fabricate( key, *attributes,
                                   background: options[ :background] )


  basename = "#{key}#{options[:id]}"

  path =  if options[:zoom]
             img = img.zoom( options[:zoom] )
             "./#{basename}@#{options[:zoom]}x.png"
          else
             "./#{basename}.png"
          end

  puts "  saving original #{name} (#{img.width}x#{img.height}) to >#{path}<..."
  img.save( path )

  puts "bye"
end