require 'chunks/wiki' # Includes the contents of another page for rendering. # The include command looks like this: "[[!include PageName]]". # It is a WikiReference since it refers to another page (PageName) # and the wiki content using this command must be notified # of changes to that page. # If the included page could not be found, a warning is displayed. class Include < WikiChunk::WikiReference INCLUDE_PATTERN = /\[\[!include\s+(.*?)\]\]\s*/i def self.pattern() INCLUDE_PATTERN end def initialize(match_data, content) super @page_name = match_data[1].strip @unmask_text = get_unmask_text_avoiding_recursion_loops end private def get_unmask_text_avoiding_recursion_loops if refpage # TODO This way of instantiating a renderer is ugly. renderer = PageRenderer.new(refpage.current_revision) if renderer.wiki_includes.include?(@content.page_name) # this will break the recursion @content.delete_chunk(self) return "Recursive include detected; #{@page_name} --> #{@content.page_name} " + "--> #{@page_name}\n" else @content.merge_chunks(renderer.display_content) return renderer.display_content.pre_rendered end else return "Could not include #{@page_name}\n" end end end