mirror of
https://github.com/discourse/discourse.git
synced 2024-12-13 05:43:54 +08:00
35 lines
1.2 KiB
Ruby
35 lines
1.2 KiB
Ruby
# frozen_string_literal: true
|
|
|
|
class HighlightJsController < ApplicationController
|
|
skip_before_action :preload_json,
|
|
:redirect_to_login_if_required,
|
|
:check_xhr,
|
|
:verify_authenticity_token,
|
|
only: [:show]
|
|
|
|
before_action :apply_cdn_headers, only: [:show]
|
|
|
|
def show
|
|
no_cookies
|
|
|
|
RailsMultisite::ConnectionManagement.with_hostname(params[:hostname]) do
|
|
current_version = HighlightJs.version(SiteSetting.highlighted_languages)
|
|
|
|
return redirect_to path(HighlightJs.path) if current_version != params[:version]
|
|
|
|
# note, this can be slightly optimised by caching the bundled file, it cuts down on N reads
|
|
# our nginx config caches this so in practical terms it does not really matter and keeps
|
|
# code simpler
|
|
languages = SiteSetting.highlighted_languages.split("|")
|
|
|
|
highlight_js = HighlightJs.bundle(languages)
|
|
|
|
response.headers["Last-Modified"] = 10.years.ago.httpdate
|
|
response.headers["Content-Length"] = highlight_js.bytesize.to_s
|
|
immutable_for 1.year
|
|
|
|
render plain: highlight_js, disposition: nil, content_type: "application/javascript"
|
|
end
|
|
end
|
|
end
|