Sha256: 7c8a8ce8d0c8faedc36d619579f8a542c2326d5a777d7693e5e5060acac843c4
Contents?: true
Size: 1.35 KB
Versions: 15
Compression:
Stored size: 1.35 KB
Contents
format :html do
view :open_content do
content = _render_core
table_of_contents(content) || content
end
def table_of_contents content
return if nest_mode == :closed || !content.present?
min = card.rule(:table_of_contents).to_i
# warn "table_of #{name}, #{min}"
return unless min && min > 0
toc = []
dep = 1
content.gsub!(/<(h\d)>(.*?)<\/h\d>/i) do |match|
if $LAST_MATCH_INFO
tag, value = $LAST_MATCH_INFO[1, 2]
value = ActionView::Base.new.strip_tags(value).strip
next if value.empty?
item = { value: value, uri: URI.escape(value) }
case tag.downcase
when "h1"
item[:depth] = dep = 1
toc << item
when "h2"
toc << [] if dep == 1
item[:depth] = dep = 2
toc.last << item
end
%(<a name="#{item[:uri]}"></a>#{match})
end
end
if toc.flatten.length >= min
content.replace(
%( <div class="table-of-contents"> <h5>#{tr(:toc)}</h5> ) +
make_table_of_contents_list(toc) + "</div>" + content
)
end
end
def make_table_of_contents_list items
list = items.map do |i|
if i.is_a?(Array)
make_table_of_contents_list(i)
else
%(<li><a href="##{i[:uri]}"> #{i[:value]}</a></li>)
end
end.join("\n")
"<ol>" + list + "</ol>"
end
end
Version data entries
15 entries across 15 versions & 1 rubygems