module EasyOptimise

# File lib/easy_optimise.rb, line 4
def self.extended(base)
  base.class_eval do
    def self.has_attached_optimised_file(name, options={})
      full_options = Marshal.load(Marshal.dump(options))

      unoptimised_styles = full_options.delete(:unoptimised_styles)
      full_options[:styles].update(unoptimised_styles) if unoptimised_styles

      has_attached_file(name, full_options)

      optimised_styles = (options[:styles])? options[:styles].keys : []

      optimised_styles.each do |style|
        self.send("after_#{name}_post_process", Proc.new {
          attachment = self.send(name)
          path = attachment.queued_for_write[style].path
          width = attachment.styles[style].geometry.split('x').first.to_i
          Paperclip.run('convert', "-filter Triangle -define filter:support=2 -thumbnail #{width} -unsharp 0.25x0.25+8+0.065 -dither None -posterize 136 -quality 82 -define jpeg:fancy-upsampling=off -define png:compression-filter=5 -define png:compression-level=9 -define png:compression-strategy=1 -define png:exclude-chunk=all -interlace none -colorspace sRGB -strip #{path} #{path}")
        })
      end
    end
  end
end

# File lib/easy_optimise.rb, line 6
def self.has_attached_optimised_file(name, options={})
  full_options = Marshal.load(Marshal.dump(options))

  unoptimised_styles = full_options.delete(:unoptimised_styles)
  full_options[:styles].update(unoptimised_styles) if unoptimised_styles

  has_attached_file(name, full_options)

  optimised_styles = (options[:styles])? options[:styles].keys : []

  optimised_styles.each do |style|
    self.send("after_#{name}_post_process", Proc.new {
      attachment = self.send(name)
      path = attachment.queued_for_write[style].path
      width = attachment.styles[style].geometry.split('x').first.to_i
      Paperclip.run('convert', "-filter Triangle -define filter:support=2 -thumbnail #{width} -unsharp 0.25x0.25+8+0.065 -dither None -posterize 136 -quality 82 -define jpeg:fancy-upsampling=off -define png:compression-filter=5 -define png:compression-level=9 -define png:compression-strategy=1 -define png:exclude-chunk=all -interlace none -colorspace sRGB -strip #{path} #{path}")
    })
  end
end