Class: Middleman::Images::Manipulator

Inherits:
Object
  • Object
show all
Defined in:
lib/middleman-images/manipulator.rb

Instance Method Summary collapse

Constructor Details

#initialize(app, ignore_original) ⇒ Manipulator

Returns a new instance of Manipulator.



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# File 'lib/middleman-images/manipulator.rb', line 4

def initialize(app, ignore_original)
  @app = app
  @images = []
  @required_originals = []
  @ignore_original = ignore_original
  @inspected_at = {}
  @destination_paths = []
end

Instance Method Details

#add(image) ⇒ Object 



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# File 'lib/middleman-images/manipulator.rb', line 13

def add(image)
  images << image unless @destination_paths.include?(image.destination_path)
  @destination_paths << image.destination_path
end

#manipulate_resource_list(resources) ⇒ Object 



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# File 'lib/middleman-images/manipulator.rb', line 22

def manipulate_resource_list(resources)
  app.logger.info "== Images: Registering images to process. This may take a while…"

  resources.each do |resource|
    next unless inspect?(resource)

    app.logger.debug "== Images: Inspecting #{resource.destination_path} for images to process."

    begin
      # We inspect templates by triggering the render method on them. This way our
      # image_tag and image_path helpers will get called and register the images.
      resource.render({}, {})
    rescue => e
      app.logger.debug e
      app.logger.debug "== Images: There was an error inspecting #{resource.destination_path}. Images for this resource will not be processed."
    end
  end

  app.logger.info "== Images: All images have been registered."

  ignore_orginal_resources(resources) if ignore_original
  resources + images
end

#preserve_original(resource) ⇒ Object 



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# File 'lib/middleman-images/manipulator.rb', line 18

def preserve_original(resource)
  required_originals << resource.source_file
end