# name: lazyYT # about: Uses the lazyYT plugin to lazy load Youtube videos # version: 1.0.1 # authors: Arpit Jalan # url: https://github.com/discourse/discourse/tree/master/plugins/lazyYT # javascript register_asset "javascripts/lazyYT.js" # stylesheet register_asset "stylesheets/lazyYT.css" register_asset "stylesheets/lazyYT_mobile.scss", :mobile # freedom patch YouTube Onebox class Onebox::Engine::YoutubeOnebox include Onebox::Engine def to_html if video_id # Put in the LazyYT div instead of the iframe "<div class=\"lazyYT\" data-youtube-id=\"#{video_id}\" data-width=\"480\" data-height=\"270\" data-parameters=\"#{embed_params}\"></div>" else super end end end after_initialize do Email::Styles.register_plugin_style do |fragment| # YouTube onebox can't go in emails, so replace them with clickable links fragment.css('.lazyYT').each do |i| begin src = "https://www.youtube.com/embed/#{i['data-youtube-id']}?autoplay=1&#{i['data-parameters']}" src_uri = URI(src) display_src = "https://#{src_uri.host}#{src_uri.path}" i.replace "<p><a href='#{src_uri.to_s}'>#{display_src}</a><p>" rescue URI::InvalidURIError # If the URL is weird, remove it i.remove end end end end