Class: Telm::AssetsController

Inherits:
ApplicationController show all
Defined in:
app/controllers/telm/assets_controller.rb

Overview

Serves the compiled Dimsum distribution straight from the gem, bypassing host asset pipelines entirely. Filenames are content-hashed, so responses are immutable-cacheable forever.

Constant Summary collapse

CONTENT_TYPES = 
{
  ".css" => "text/css",
  ".js" => "text/javascript",
  ".woff2" => "font/woff2"
}.freeze

Instance Method Summary collapse

Instance Method Details

#show ⇒ Object 



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# File 'app/controllers/telm/assets_controller.rb', line 24

def show
  filename = params[:filename]
  return head :not_found unless Telm::Assets.include?(filename)

  expires_in 1.year, public: true
  # :extras works verbatim on every supported Rails; the :immutable
  # option only exists from 8.0.
  response.cache_control[:extras] = ["immutable"]
  send_file Telm::Assets.root.join(filename),
            type: CONTENT_TYPES.fetch(File.extname(filename)),
            disposition: "inline"
end