73 lines
1.9 KiB
Ruby
73 lines
1.9 KiB
Ruby
# frozen_string_literal: true
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module Onebox
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module Engine
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class GithubFolderOnebox
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include Engine
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include StandardEmbed
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include LayoutSupport
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matches_regexp(/^https?:\/\/(?:www\.)?(?:(?:\w)+\.)?(github)\.com[\:\d]*(\/[^\/]+){2}\/tree/)
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always_https
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private
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def data
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og = get_opengraph
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max_length = 250
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display_path = extract_path(og.url, max_length)
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display_description = clean_description(og.description, og.title, max_length)
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title = og.title
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fragment = Addressable::URI.parse(url).fragment
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if fragment
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fragment = Addressable::URI.unencode(fragment)
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if html_doc.css('.Box.md')
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# For links to markdown docs
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node = html_doc.css('a.anchor').find { |n| n['href'] == "##{fragment}" }
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subtitle = node&.parent&.text
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elsif html_doc.css('.Box.rdoc')
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# For links to rdoc docs
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node = html_doc.css('h3').find { |n| n['id'] == "user-content-#{fragment.downcase}" }
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subtitle = node&.css('text()')&.first&.text
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end
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title = "#{title} - #{subtitle}" if subtitle
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end
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{
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link: url,
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title: Onebox::Helpers.truncate(title, 250),
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path: display_path,
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description: display_description,
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favicon: get_favicon
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}
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end
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def extract_path(root, max_length)
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path = url.split('#')[0].split('?')[0]
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path = path["#{root}/tree/".length..-1]
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return unless path
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path.length > max_length ? path[-max_length..-1] : path
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end
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def clean_description(description, title, max_length)
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return unless description
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desc_end = " - #{title}"
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if description[-desc_end.length..-1] == desc_end
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description = description[0...-desc_end.length]
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end
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Onebox::Helpers.truncate(description, max_length)
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end
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end
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end
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end
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