class ImageOptim::Railtie

Adds image_optim as preprocessor for gif, jpeg, png and svg images

Public Instance Methods

options(app) click to toggle source
# File lib/image_optim/railtie.rb, line 17
def options(app)
  if app.config.assets.image_optim == true
    {}
  else
    app.config.assets.image_optim || {}
  end
end
register_preprocessor(app) click to toggle source
# File lib/image_optim/railtie.rb, line 25
def register_preprocessor(app)
  image_optim = ImageOptim.new(options(app))

  processor = proc do |_context, data|
    image_optim.optimize_image_data(data) || data
  end

  app.assets.register_preprocessor 'image/gif', :image_optim, &processor
  app.assets.register_preprocessor 'image/jpeg', :image_optim, &processor
  app.assets.register_preprocessor 'image/png', :image_optim, &processor
  app.assets.register_preprocessor 'image/svg+xml', :image_optim, &processor
end
register_preprocessor?(app) click to toggle source
# File lib/image_optim/railtie.rb, line 10
def register_preprocessor?(app)
  return if app.config.assets.compress == false
  return if app.config.assets.image_optim == false

  app.assets
end