catstodon/lib/premailer_webpack_strategy.rb

23 lines
620 B
Ruby

# frozen_string_literal: true
module PremailerWebpackStrategy
def load(url)
asset_host = ENV['CDN_HOST'] || ENV['WEB_DOMAIN'] || ENV['LOCAL_DOMAIN']
if Webpacker.dev_server.running?
asset_host = "#{Webpacker.dev_server.protocol}://#{Webpacker.dev_server.host_with_port}"
url = File.join(asset_host, url)
end
css = if url.start_with?('http')
HTTP.get(url).to_s
else
url = url[1..] if url.start_with?('/')
Rails.public_path.join(url).read
end
css.gsub(%r{url\(/}, "url(#{asset_host}/")
end
module_function :load
end