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Render Liquid tags in DescriptionGenerator before Markdown conversion #206

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Render Liquid tags in DescriptionGenerator before Markdown conversion #206

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8bd49b5
Initial plan
Copilot Oct 28, 2025
396829d
Render Liquid in DescriptionGenerator before Markdown conversion
Copilot Oct 28, 2025
57b9363
Refine code structure in DescriptionGenerator
Copilot Oct 28, 2025
7d00434
Remove trailing whitespace
Copilot Oct 28, 2025
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14 changes: 13 additions & 1 deletion lib/jekyll-theme-cs50.rb
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Original file line number Diff line number Diff line change
Expand Up @@ -104,8 +104,20 @@ module DescriptionGenerator
def describe(input, max_length = 160)
return "" if input.nil? || input.to_s.strip.empty?

markdown = input.to_s

# Render Liquid tags first if $site is defined
if defined?($site) && $site
begin
markdown = $site.liquid_renderer.file("(cs50-describe)").parse(markdown).render!($site.site_payload, { :registers => { :site => $site } })
rescue => e
Jekyll.logger.warn "CS50 warning: failed to render Liquid in description: #{e.message}"
markdown = input.to_s
end
end

# Convert Markdown to HTML
html = $site.find_converter_instance(::Jekyll::Converters::Markdown).convert(input.to_s)
html = $site.find_converter_instance(::Jekyll::Converters::Markdown).convert(markdown)

# Parse HTML and extract text
doc = Nokogiri::HTML5.fragment(html)
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