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Contents
module Tenon
class AssetStyleGenerator
attr_reader :asset
def self.generate(asset)
new(asset).styles
end
def initialize(asset)
@asset = asset
end
def styles
@styles ||= Hash[*item_assets.map do |ia|
get_styles_from_item(ia) || []
end.flatten].merge(default_styles)
end
private
def default_styles
{
original: { processors: ['cropper'], geometry: '' },
thumbnail: '200x200#',
medium: '1400>', # DEPRECATED
tile: '350x350#',
}
end
def item_assets
@item_assets ||= asset.item_assets.map do |ia|
attributes_for(ia)
end.uniq
end
def get_styles_from_item(item_asset)
item = item_asset[:klass].new
styles = item.send("#{item_asset[:asset_name]}_styles")
if styles
item.send("#{item_asset[:asset_name]}_styles").map do |name, style|
["#{item_asset[:prefix]}_#{name}".to_sym, style]
end.flatten
end
end
def attributes_for(item_asset)
{
klass: item_asset.item_type.constantize,
asset_name: item_asset.asset_name,
prefix: style_prefix_for(item_asset)
}
end
def style_prefix_for(item_asset)
class_prefix = item_asset.item_type.underscore.gsub('/', '_')
"#{class_prefix}_#{item_asset.asset_name}"
end
end
end
Version data entries
37 entries across 37 versions & 1 rubygems