Module: Jazzy::Markdown::Footnotes

Included in:
JazzyHTML
Defined in:
lib/jazzy/jazzy_markdown.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#footnotes_hash ⇒ Object

Per-render map from user to global ID



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# File 'lib/jazzy/jazzy_markdown.rb', line 20

def footnotes_hash
  @footnotes_hash
end

Class Method Details

.next_footnote ⇒ Object

Global unique footnote ID



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# File 'lib/jazzy/jazzy_markdown.rb', line 14

def self.next_footnote
  @next_footnote ||= 0
  @next_footnote += 1
end

Instance Method Details

#footnote_def(text, num) ⇒ Object

follow native redcarpet: backlink goes before the first </p> tag



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# File 'lib/jazzy/jazzy_markdown.rb', line 39

def footnote_def(text, num)
  mapped = map_footnote(num)
  "\n<li><div class='footnote-def' id=\"fn#{mapped}\">" +
    text.sub(%r{(?=</p>)},
             "&nbsp;<a href=\"#fnref#{mapped}\">&#8617;</a>") +
    '</div></li>'
end

#footnote_ref(num) ⇒ Object 



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# File 'lib/jazzy/jazzy_markdown.rb', line 32

def footnote_ref(num)
  mapped = map_footnote(num)
  "<span class='footnote-ref' id=\"fnref#{mapped}\">" \
    "<sup><a href=\"#fn#{mapped}\">#{num}</a></sup></span>"
end

#map_footnote(user_num) ⇒ Object 



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# File 'lib/jazzy/jazzy_markdown.rb', line 26

def map_footnote(user_num)
  footnotes_hash.fetch(user_num) do
    footnotes_hash[user_num] = Footnotes.next_footnote
  end
end

#reset ⇒ Object 



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# File 'lib/jazzy/jazzy_markdown.rb', line 22

def reset
  @footnotes_hash = {}
end