flowerbox-delivery/lib/flowerbox/delivery/sprockets_handler.rb
2012-03-14 17:41:02 -04:00

58 lines
1.3 KiB
Ruby

require 'sprockets'
require 'sprockets/engines'
require 'forwardable'
require 'sprockets-vendor_gems'
module Flowerbox::Delivery
class SprocketsHandler
extend Forwardable
attr_reader :files, :options
def_delegators :environment, :append_path, :register_engine, :[]
def self.gem_asset_paths
@gem_asset_paths ||= Sprockets.find_gem_vendor_paths
end
def initialize(options)
@options = options
@files = UniqueAssetList.new
end
def add(asset)
paths_for(asset).each { |path| add_paths_for_compiled_asset(path) }
end
def paths_for(asset)
environment.find_asset(asset).to_a.collect(&:pathname)
end
def expire_index!
@environment.send(:expire_index!)
end
def environment
return @environment if @environment
@environment = Sprockets::Environment.new
@environment.cache = Sprockets::Cache::FileStore.new(".tmp")
self.class.gem_asset_paths.each { |path| append_path(path) }
options[:asset_paths].each { |path| append_path(path) }
@environment
end
def asset_for(*args)
environment.find_asset(*args)
end
def add_paths_for_compiled_asset(path)
asset_for(path, :bundle => false).to_a.each { |file_path| @files.add(file_path) }
end
end
end