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class ArtworkStepImage < ArtworkStep
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has_many :artwork_step_thumbnails, :foreign_key => 'parent_id'
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has_attachment :content_type => :image,
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:max_size => MyCyma::Config.instance.max_uploaded_image_size_mb.megabyte,
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:storage => :file_system,
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:path_prefix => base_upload_path(),
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:thumbnails => MyCyma::Config.instance.thumbnail_param_list,
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:thumbnail_class => ArtworkStepThumbnail
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validates_presence_of :filename, :date, :artwork_id #, :void
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validates_uniqueness_of :filename, :scope => :artwork_id
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validates_numericality_of :position, :only_integer => true, :greater_than_or_equal_to => 0
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validates_as_attachment
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public :after_process_attachment
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attr_accessor :saved_attachment
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def thumbnail(size)
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self.artwork_step_thumbnails.find_by_thumbnail(size.to_s)
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end
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end
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