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# Adapted from the admonition code on http://nanoc.ws/
class IntroducedInFilter < Nanoc::Filter
identifier :introduced_in
def run(content, params = {})
# `#dup` is necessary because `.fragment` modifies the incoming string. Ew!
# See https://github.com/sparklemotion/nokogiri/issues/1077
@incremental_id = 0
doc = Nokogiri::HTML.fragment(content.dup)
doc.css('blockquote').each do |blockquote|
content = blockquote.inner_html
next if content !~ /(<a href="[^"]+">)?((introduced(<\/a>)? in)|(moved(<\/a>)? to))(<a href="[^"]+">)?.*GitLab/mi
new_content = generate(content)
blockquote.replace(new_content)
end
doc.to_s
end
def generate(content)
@incremental_id += 1
# If the content is a list of items, collapse the content.
if content =~ /<ul>/i
%(<div class="introduced-in mb-3">Version history) +
%(<button class="text-expander" data-toggle="collapse" href="#release_version_notes_#{@incremental_id}" role="button" aria-expanded="false">) +
%(</button>) +
%(<div class="introduced-in-content collapse" id="release_version_notes_#{@incremental_id}">#{content}</div></div>)
else
%(<div class="introduced-in">#{content}</div>)
end
end
end
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