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require "propshaft/output_path"
class Propshaft::Processor
attr_reader :load_path, :output_path, :compilers, :manifest_path
def initialize(load_path:, output_path:, compilers:, manifest_path:)
@load_path, @output_path = load_path, output_path
@manifest_path = manifest_path
@compilers = compilers
end
def process
ensure_output_path_exists
write_manifest
output_assets
end
def clobber
FileUtils.rm_r(output_path) if File.exist?(output_path)
end
def clean(count)
Propshaft::OutputPath.new(output_path, load_path.manifest).clean(count, 1.hour)
end
private
def ensure_output_path_exists
FileUtils.mkdir_p output_path
end
def write_manifest
FileUtils.mkdir_p(File.dirname(manifest_path))
File.open(manifest_path, "wb+") do |manifest|
manifest.write load_path.manifest.to_json
end
end
def output_assets
load_path.assets.each do |asset|
unless output_path.join(asset.digested_path).exist?
Propshaft.logger.info "Writing #{asset.digested_path}"
FileUtils.mkdir_p output_path.join(asset.digested_path.parent)
output_asset(asset)
end
end
end
def output_asset(asset)
compile_asset(asset) || copy_asset(asset)
end
def compile_asset(asset)
File.open(output_path.join(asset.digested_path), "w+") do |file|
begin
file.write asset.compiled_content
rescue Encoding::UndefinedConversionError
# FIXME: Not sure if there's a better way here?
file.write asset.compiled_content.force_encoding("UTF-8")
end
end if compilers.compilable?(asset)
end
def copy_asset(asset)
FileUtils.copy asset.path, output_path.join(asset.digested_path)
end
end
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