catstodon/lib/mastodon/premailer_webpack_strategy.rb

23 lines
630 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..-1] if url.start_with?('/')
File.read(Rails.root.join('public', url))
end
css.gsub(/url\(\//, "url(#{asset_host}/")
end
module_function :load
end