Module: UltraMarkdown::Filter::BlockQuote

Included in:
SyntaxConverter
Defined in:
lib/ultra_markdown/filter/block_quote.rb

Constant Summary collapse

FullCiteWithTitle = 
/(\S.*)\s+(https?:\/\/)(\S+)\s+(.+)/i
FullCite = 
/(\S.*)\s+(https?:\/\/)(\S+)/i
AuthorTitle = 
/([^,]+),([^,]+)/
Author = 
/(.+)/

Instance Method Summary collapse

Instance Method Details

#liquid_blockquote(input) ⇒ Object 



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# File 'lib/ultra_markdown/filter/block_quote.rb', line 13

def liquid_blockquote(input)
    
  input.gsub!(/^\{\% *blockquote([^\n\}]+)?\%\} ?\n?(.+?)\n?\{\% *endblockquote *\%\}/m) do
    markup = $1
    content = $2
    by = nil
    source = nil
    title = nil
    author = nil
    
    if markup =~ FullCiteWithTitle
      by = $1
      source = $2 + $3
      title = $4.titlecase.strip
    elsif markup =~ FullCite
      by = $1
      source = $2 + $3
    elsif markup =~ AuthorTitle
      by = $1
      title = $2.titlecase.strip
    elsif markup =~ Author
      by = $1
    end
    
    quote = "<p>#{content.lstrip.rstrip.gsub(/\n\s*\n/, '</p><p>').gsub(/\n/, '<br/>')}</p>"
    author = "<strong>#{by.strip}</strong>" if by && !by.blank?
    
    if source
      url = source.match(/https?:\/\/(.+)/)[1].split('/')
      parts = []
      url.each do |part|
        if (parts + [part]).join('/').length < 32
          parts << part
        end
      end
      source_temp = parts.join('/')
      source << '/&hellip;' if source_temp != source
    end
    
    if !source.nil?
      cite = " <cite><a href='#{source}'>#{(title || source)}</a></cite>"
    elsif !title.nil?
      cite = " <cite>#{title}</cite>"
    end
    
    blockquote = "<blockquote>#{quote}</blockquote>"
    caption = ""
    caption = "<figcaption>&mdash; #{author}#{cite}</figcaption>" if author or cite
    
    "<figure class='figure-quote'>#{blockquote}#{caption}</figure>"
  end
end