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30990006a9
This reduces chances of errors where consumers of strings mutate inputs and reduces memory usage of the app. Test suite passes now, but there may be some stuff left, so we will run a few sites on a branch prior to merging
55 lines
1.7 KiB
Ruby
55 lines
1.7 KiB
Ruby
# frozen_string_literal: true
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# name: lazyYT
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# about: Uses the lazyYT plugin to lazy load Youtube videos
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# version: 1.0.1
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# authors: Arpit Jalan
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# url: https://github.com/discourse/discourse/tree/master/plugins/lazyYT
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hide_plugin if self.respond_to?(:hide_plugin)
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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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alias_method :yt_onebox_to_html, :to_html
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def to_html
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if video_id && !params['list']
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video_width = (params['width'] && params['width'].to_i <= 695) ? params['width'] : 480 # embed width
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video_height = (params['height'] && params['height'].to_i <= 500) ? params['height'] : 270 # embed height
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# Put in the LazyYT div instead of the iframe
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escaped_title = ERB::Util.html_escape(video_title)
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"<div class=\"lazyYT\" data-youtube-id=\"#{video_id}\" data-youtube-title=\"#{escaped_title}\" data-width=\"#{video_width}\" data-height=\"#{video_height}\" data-parameters=\"#{embed_params}\"></div>"
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else
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yt_onebox_to_html
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end
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end
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end
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after_initialize do
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on(:reduce_cooked) do |fragment|
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fragment.css(".lazyYT").each do |yt|
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begin
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youtube_id = yt["data-youtube-id"]
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parameters = yt["data-parameters"]
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uri = URI("https://www.youtube.com/embed/#{youtube_id}?autoplay=1&#{parameters}")
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yt.replace %{<p><a href="#{uri.to_s}">https://#{uri.host}#{uri.path}</a></p>}
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rescue URI::InvalidURIError
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# remove any invalid/weird URIs
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yt.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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