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64 lines
1.7 KiB
Ruby
64 lines
1.7 KiB
Ruby
# name: lazyYT
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# about: Uses the lazyYT plugin to lazy load Youtube videos
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# version: 0.1
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# authors: Arpit Jalan
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# javascript
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register_asset "javascripts/lazyYT.js"
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# stylesheet
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register_asset "stylesheets/lazyYT.css"
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register_asset "stylesheets/lazyYT_mobile.scss", :mobile
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# freedom patch YouTube Onebox
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class Onebox::Engine::YoutubeOnebox
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include Onebox::Engine
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def to_html
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if video_id
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# Avoid making HTTP requests if we are able to get the video ID from the
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# URL.
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html = "<div class=\"lazyYT\" data-youtube-id=\"#{video_id}\" data-width=\"480\" data-height=\"270\" data-parameters=\"start=0\"></div>"
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else
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# Fall back to making HTTP requests.
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html = raw[:html] || ""
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end
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rewrite_agnostic(append_params(html))
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end
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def append_params(html)
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result = html.dup
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result.gsub! /(src="[^"]+)/, '\1&wmode=opaque'
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if url =~ /t=(\d+h)?(\d+m)?(\d+s?)?/
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h = Regexp.last_match[1].to_i
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m = Regexp.last_match[2].to_i
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s = Regexp.last_match[3].to_i
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total = (h * 60 * 60) + (m * 60) + s
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start_time = "\"start=#{total}\""
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result.gsub!('"start=0"', start_time)
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end
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result
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end
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end
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after_initialize do
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Email::Styles.register_plugin_style do |fragment|
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# YouTube onebox can't go in emails, so replace them with clickable links
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fragment.css('.lazyYT').each do |i|
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begin
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src = "https://www.youtube.com/embed/#{i['data-youtube-id']}?autoplay=1&#{i['data-parameters']}"
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src_uri = URI(src)
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display_src = "https://#{src_uri.host}#{src_uri.path}"
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i.replace "<p><a href='#{src_uri.to_s}'>#{display_src}</a><p>"
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rescue URI::InvalidURIError
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# If the URL is weird, remove it
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i.remove
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end
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end
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end
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end
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