require 'chunks/chunk' require 'sanitize' # The category chunk looks for "category: news" on a line by # itself and parses the terms after the ':' as categories. # Other classes can search for Category chunks within # rendered content to find out what categories this page # should be in. # # Category lines can be hidden using ':category: news', for example class Category < Chunk::Abstract CATEGORY_PATTERN = /^(:)?category\s*:(.*)$/i def self.pattern() CATEGORY_PATTERN end attr_reader :hidden, :list def initialize(match_data, content) super(match_data, content) @hidden = match_data[1] @list = match_data[2].split(',').map { |c| c.to_s.is_utf8? ? html_escape(c.strip) : nil } @list.compact! @unmask_text = '' if @hidden @unmask_text = '' else category_urls = @list.map { |category| url(category) }.join(', ') @unmask_text = '
category: ' + category_urls + '
' end end # TODO move presentation of page metadata to controller/view def url(category) %{#{category}} end end