discourse/lib/onebox/engine/asciinema_onebox.rb

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# frozen_string_literal: true
module Onebox
module Engine
class AsciinemaOnebox
include Engine
include StandardEmbed
always_https
matches_regexp(/^https?:\/\/asciinema\.org\/a\/[\p{Alnum}_\-]+$/)
def to_html
"<script type='text/javascript' src='https://asciinema.org/a/#{match[:asciinema_id]}.js' id='asciicast-#{match[:asciinema_id]}' async></script>"
end
def placeholder_html
"<img src='https://asciinema.org/a/#{match[:asciinema_id]}.png'>"
end
private
def match
@match ||= @url.match(/asciinema\.org\/a\/(?<asciinema_id>[\p{Alnum}_\-]+)$/)
end
end
end
end