discourse/app/helpers/splash_screen_helper.rb

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# frozen_string_literal: true
module SplashScreenHelper
def self.inline_splash_screen_script
<<~HTML.html_safe
<script>#{raw_js}</script>
HTML
end
def self.fingerprint
if Rails.env.development?
calculate_fingerprint
else
@fingerprint ||= calculate_fingerprint
end
end
private
def self.load_js
File.read("#{Rails.root}/app/assets/javascripts/discourse/dist/assets/splash-screen.js").sub(
"//# sourceMappingURL=splash-screen.map\n",
"",
)
rescue Errno::ENOENT
Rails.logger.error("Unable to load splash screen JS") if Rails.env.production?
"console.log('Unable to load splash screen JS')"
end
def self.raw_js
if Rails.env.development?
load_js
else
@loaded_js ||= load_js
end
end
def self.calculate_fingerprint
"sha256-#{Digest::SHA256.base64digest(raw_js)}"
end
end