Class: Jekyll::Document

Inherits:
Object
  • Object
show all
Defined in:
lib/jekyll-conrefifier.rb

Instance Method Summary collapse

Instance Method Details

#read(opts = {}) ⇒ Object

allow us to use any variable within Jekyll Frontmatter; for example: title: What are site.data.conrefs.product_name } Pages? renders as “GitHub Pages?” for dotcom, but “GitHub Enterprise Pages?” for Enterprise



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# File 'lib/jekyll-conrefifier.rb', line 35

def read(opts = {})
  if yaml_file?
    @data = SafeYAML.load_file(path)
  else
    begin
      defaults = @site.frontmatter_defaults.all(url, collection.label.to_sym)
      unless defaults.empty?
        @data = defaults
      end
      @content = File.read(path, merged_file_read_opts(opts))
      if content =~ YAML_FRONT_MATTER_REGEXP
        @content = $POSTMATCH
        prev_match = $1
        prev_match = prev_match.gsub(/\{\{.+?\}\}/) do |match|
          data_vars = ConrefifierUtils.setup_config(@site, opts, path)
          value = ConrefifierUtils.convert(match, data_vars)
          value = Jekyll::Renderer.new(@site, self).convert(value)
          value.sub(/^<p>/, '').sub(/<\/p>$/, '').strip
        end

        data_file = SafeYAML.load(prev_match)
        unless data_file.nil?
          @data = Utils.deep_merge_hashes(defaults, data_file)
        end
      end
    rescue SyntaxError => e
      puts "YAML Exception reading #{path}: #{e.message}"
    rescue Exception => e
      puts "Error reading file #{path}: #{e.message}"
    end
  end

  @data.each_pair do |key, value|
    if value =~ /(\{% (?:if|unless).+? %\}.*?\{% end(?:if|unless) %\})/
      data_vars = ConrefifierUtils.setup_config(@site, opts, path)
      value = ConrefifierUtils.convert(value, data_vars)
      value = Jekyll::Renderer.new(@site, self).convert(value)
      @data[key] = value.sub(/^<p>/, '').sub(/<\/p>$/, '').strip
    end
  end
end