Documentation/asciidoctor-extensions.rb

   1 require 'asciidoctor'
   2 require 'asciidoctor/extensions'
   3
   4 module Git
   5   module Documentation
   6     class LinkGitProcessor < Asciidoctor::Extensions::InlineMacroProcessor
   7       use_dsl
   8
   9       named :chrome
  10
  11       def process(parent, target, attrs)
  12         prefix = parent.document.attr('git-relative-html-prefix')
  13         if parent.document.doctype == 'book'
  14           "<ulink url=\"#{prefix}#{target}.html\">" \
  15           "#{target}(#{attrs[1]})</ulink>"
  16         elsif parent.document.basebackend? 'html'
  17           %(<a href="#{prefix}#{target}.html">#{target}(#{attrs[1]})</a>)
  18         elsif parent.document.basebackend? 'docbook'
  19           "<citerefentry>\n" \
  20             "<refentrytitle>#{target}</refentrytitle>" \
  21             "<manvolnum>#{attrs[1]}</manvolnum>\n" \
  22           "</citerefentry>"
  23         end
  24       end
  25     end
  26
  27     class DocumentPostProcessor < Asciidoctor::Extensions::Postprocessor
  28       def process document, output
  29         if document.basebackend? 'docbook'
  30           mansource = document.attributes['mansource']
  31           manversion = document.attributes['manversion']
  32           manmanual = document.attributes['manmanual']
  33           new_tags = "" \
  34             "<refmiscinfo class=\"source\">#{mansource}</refmiscinfo>\n" \
  35             "<refmiscinfo class=\"version\">#{manversion}</refmiscinfo>\n" \
  36             "<refmiscinfo class=\"manual\">#{manmanual}</refmiscinfo>\n"
  37           output = output.sub(/<\/refmeta>/, new_tags + "</refmeta>")
  38         end
  39         output
  40       end
  41     end
  42   end
  43 end
  44
  45 Asciidoctor::Extensions.register do
  46   inline_macro Git::Documentation::LinkGitProcessor, :linkgit
  47   postprocessor Git::Documentation::DocumentPostProcessor
  48 end