Contents

require "rack/utils"

class Propshaft::Server
  def initialize(assembly)
    @assembly = assembly
  end

  def call(env)
    path, digest = extract_path_and_digest(env)

    if (asset = @assembly.load_path.find(path)) && asset.digest == digest
      compiled_content = @assembly.compilers.compile(asset)

      [ 
        200, 
        {
          "Content-Length" => compiled_content.length.to_s,
          "Content-Type"   => asset.content_type,
          "ETag"           => asset.digest,
          "Cache-Control"  => "public, max-age=31536000, immutable"
        },
        [ compiled_content ]
      ]
    else
      [ 404, { "Content-Type" => "text/plain", "Content-Length" => "9" }, [ "Not found" ] ]
    end
  end

  private
    def extract_path_and_digest(env)
      full_path = Rack::Utils.unescape(env["PATH_INFO"].to_s.sub(/^\//, ""))
      digest    = full_path[/-([0-9a-f]{7,128})\.[^.]+\z/, 1]
      path      = digest ? full_path.sub("-#{digest}", "") : full_path
      
      [ path, digest ]
    end
end

Version data entries

7 entries across 7 versions & 1 rubygems

Version	Path
propshaft-0.1.7	lib/propshaft/server.rb
propshaft-0.1.6	lib/propshaft/server.rb
propshaft-0.1.5	lib/propshaft/server.rb
propshaft-0.1.4	lib/propshaft/server.rb
propshaft-0.1.3	lib/propshaft/server.rb
propshaft-0.1.2	lib/propshaft/server.rb
propshaft-0.1.1	lib/propshaft/server.rb