Module: Webgen::Tag::Coderay

Defined in:
lib/webgen/tag/coderay.rb

Overview

Provides syntax highlighting via the coderay library.

Class Method Summary collapse

Class Method Details

.call(tag, body, context) ⇒ Object

Highlight the body of the block.



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# File 'lib/webgen/tag/coderay.rb', line 12

def self.call(tag, body, context)
  config = context[:config]

  options = {}
  if config['tag.coderay.css'].to_s == 'other'
    options[:css] = :class
  elsif config['tag.coderay.css'].to_s == 'class'
    options[:css] = :class
    context.html_head.link_file(:css, '/stylesheets/coderay-default.css')
  else
    options[:css] = :style
  end
  options.merge!(:wrap => config['tag.coderay.wrap'].to_sym,
                 :line_numbers => (config['tag.coderay.line_numbers'] ? :inline : nil),
                 :line_number_start => config['tag.coderay.line_number_start'],
                 :tab_width => config['tag.coderay.tab_width'],
                 :bold_every => config['tag.coderay.bold_every'])

  if config['tag.coderay.process_body']
    body = context.website.ext.content_processor.call('tags', context.clone(:content => body)).content
  end
  CodeRay.scan(body, config['tag.coderay.lang'].to_sym).html(options)
end