-*- mode: org -*-
#+TITLE:       sisu json
#+DESCRIPTION: documents - structuring, various output representations & search
#+FILETAGS:    :sisu:json:
#+AUTHOR:      Ralph Amissah
#+EMAIL:       [[mailto:ralph.amissah@gmail.com][ralph.amissah@gmail.com]]
#+COPYRIGHT:   Copyright (C) 2015 - 2021 Ralph Amissah
#+LANGUAGE:    en
#+STARTUP:     content hideblocks hidestars noindent entitiespretty
#+OPTIONS:     H:3 num:nil toc:t \n:nil @:t ::t |:t ^:nil _:nil -:t f:t *:t <:t
#+PROPERTY:    header-args  :exports code
#+PROPERTY:    header-args+ :noweb yes
#+PROPERTY:    header-args+ :eval no
#+PROPERTY:    header-args+ :results no
#+PROPERTY:    header-args+ :cache no
#+PROPERTY:    header-args+ :padline no

* json.rb

#+BEGIN_SRC ruby  :tangle "../lib/sisu/json.rb"
# <<sisu_document_header>>
module SiSU_JSON
  require_relative 'se_hub_particulars'                 # se_hub_particulars.rb
    include SiSU_Particulars
  require_relative 'se'                                 # se.rb
    include SiSU_Env
  require_relative 'json_shared'                        # json_shared.rb
    include SiSU_JSON_Munge
  require_relative 'json_format'                        # json_format.rb
    include SiSU_JSON_Format
  require_relative 'json_persist'                       # json_persist.rb
  require_relative 'shared_metadata'                    # shared_metadata.rb
  @@alt_id_count=0
  @@tablefoot=''
  class Source
    def initialize(opt)
      @opt=opt
      @particulars=SiSU_Particulars::CombinedSingleton.instance.get_all(opt)
    end
    def read
      begin
        @env,@md,@ao_array=@particulars.env,@particulars.md,@particulars.ao_array
        unless @opt.act[:quiet][:set]==:on
          tool=if (@opt.act[:verbose_plus][:set]==:on \
          || @opt.act[:maintenance][:set]==:on)
            @env.program.web_browser +
            ' file://' +
            @md.file.output_path.json.dir + '/' +
            @md.file.base_filename.json
          elsif @opt.act[:verbose][:set]==:on
            @env.program.web_browser +
            ' file://' +
            @md.file.output_path.json.dir + '/' +
            @md.file.base_filename.json
          else "[#{@opt.f_pth[:lng_is]}] #{@opt.fno}"
          end
          (@opt.act[:verbose][:set]==:on \
          || @opt.act[:verbose_plus][:set]==:on \
          || @opt.act[:maintenance][:set]==:on) \
          ? SiSU_Screen::Ansi.new(
              @opt.act[:color_state][:set],
              'JSON',
              tool
            ).green_hi_blue
          : SiSU_Screen::Ansi.new(
              @opt.act[:color_state][:set],
              'JSON',
              tool
            ).green_title_hi
          if (@opt.act[:verbose_plus][:set]==:on \
          || @opt.act[:maintenance][:set]==:on)
            SiSU_Screen::Ansi.new(
              @opt.act[:color_state][:set],
              @opt.fns,
                '/' + @md.file.output_path.json.dir +
                '/' + @md.file.base_filename.json
            ).flow
          end
        end
        SiSU_JSON::Source::Songsheet.new(@particulars).song
      rescue
        SiSU_Errors::Rescued.new($!,$@,@opt.selections.str,@opt.fns).location do
          __LINE__.to_s + ':' + __FILE__
        end
      ensure
        SiSU_Env::CreateSite.new(@opt).cp_css
        Dir.chdir(@opt.f_pth[:pth])
      end
    end
    private
    class Songsheet
      def initialize(particulars)
        @env,@md,@ao_array,@particulars=
          particulars.env,particulars.md,particulars.ao_array,particulars
        @file=SiSU_Env::FileOp.new(@md)
      end
      def song
        begin
          SiSU_JSON::Source::Scroll.new(@particulars).songsheet
        rescue
          SiSU_Errors::Rescued.new($!,$@,@md.opt.selections.str,@md.fns).location do
            __LINE__.to_s + ':' + __FILE__
          end
        ensure
        end
      end
    end
    class Scroll
      require_relative 'json_shared'                   # json_shared.rb #check already called
      require_relative 'txt_shared'                     # txt_shared.rb
        include SiSU_TextUtils
      require_relative 'css'                            # css.rb
      def initialize(particulars)
        @env,@md,@ao_array=particulars.env,particulars.md,particulars.ao_array
        @tab="\t"
        @trans=SiSU_JSON_Munge::Trans.new(@md)
        @sys=SiSU_Env::SystemCall.new
        @per=SiSU_JSON_Persist::Persist.new
      end
      def songsheet
        begin
          pre
          @data=markup(@ao_array)
          post
          publish
        ensure
          SiSU_JSON_Persist::Persist.new.persist_init
        end
      end
    protected
      def embedded_endnotes(dob='')
        dob.obj=dob.obj.gsub(/#{Mx[:en_a_o]}(\d+)\s+(.+?)#{Mx[:en_a_c]}/,
            '<endnote><number>\1</number><note>\2</note></endnote> ').
          gsub(/#{Mx[:en_b_o]}([*+]\d+)\s+(.+?)#{Mx[:en_b_c]}/,
            '<endnote><symbol>\1</symbol><note>\2</note></endnote> ').
          gsub(/#{Mx[:en_a_o]}([*+]+)\s+(.+?)#{Mx[:en_a_c]}/,
            '<endnote><symbol>\1</symbol><note>\2</note></endnote> ')
      end
      def extract_endnotes(dob='')
        notes=dob.obj.scan(/(?:#{Mx[:en_a_o]}|#{Mx[:en_b_o]})([\d*+]+\s+.+?)(?:#{Mx[:en_a_c]}|#{Mx[:en_b_c]})/)
        notes.flatten.each do |e|
          s=e.to_s
          util=SiSU_JSONutils::Clean.new(s)
          wrap=util.line_json_clean
          wrap=wrap.gsub(/^(\d+)\s+(.+?)\s*\Z/m, <<-WOK
\\n[\\1.] \\2
              WOK
            ).
            gsub(/^([*+]\d+)\s+(.+?)\s*\Z/m, <<-WOK
\\n[\\1.] \\2
              WOK
            ).
            gsub(/^([*+]+)\s+(.+?)\s*\Z/m, <<-WOK
\\n[\\1.] \\2
              WOK
            ).strip
#KEEP alternative presentation of endnotes
#        wrap=wrap.gsub(/^(\d+)\s+(.+?)\s*\Z/m, <<WOK
##{Ax[:tab]*1}<p class="endnote" notenumber="\\1">
##{Ax[:tab]*2}\\1. \\2
##{Ax[:tab]*1}</p>
#WOK
#)
          @endnotes << wrap
        end
      end
      def json_head
        #metadata=SiSU_Metadata::Summary.new(@md).json.metadata
        #@per.head << metadata
      end
      def name_tags(dob)
        tags=''
        if defined? dob.tags \
        and dob.tags.length > 0 # insert tags "hypertargets"
          dob.tags.each do |t|
            tags=tags << %{<named id="#{t}" />}
          end
        end
        tags
      end
      def json_structure(dob,attrib=nil)
        if dob.is ==:para \
        || dob.is ==:heading
          if dob.is==:heading
            lv=dob.ln
            dob.ln + 2
          else lv=nil
          end
          extract_endnotes(dob)
          dob.obj=dob.obj.
            gsub(/#{Mx[:en_a_o]}([\d*+]+)\s+(?:.+?)#{Mx[:en_a_c]}/,'<en>\1</en>'). #footnote/endnote clean
            gsub(/#{Mx[:en_b_o]}([\d*+]+)\s+(?:.+?)#{Mx[:en_b_c]}/,'<en>\1</en>')
          util=SiSU_JSONutils::Clean.new(dob.obj)
          wrapped=util.line_json_clean
          @per.body << Ax[:tab]*1 + '{'
          if defined? dob.ocn and dob.ocn
            @per.body << Ax[:tab]*2 + '"ocn": ' + dob.ocn.to_s + '",'
          end
          if lv                                                                 # main text, contents, body KEEP
            @per.body <<
              Ax[:tab]*2 + %{"object": "<h#{lv}>} + wrapped + %{</h#{lv}>} +
              ((@endnotes.length > 0) ? '",' : '"')
          else
            @per.body <<
              Ax[:tab]*2 + '"object": "' + wrapped +
              ((@endnotes.length > 0) ? '",' : '"')
          end
          if @endnotes.length > 0                                               # main text, endnotes KEEP
            @per.body <<
              Ax[:tab]*2 + '"endnotes": "' +
              @endnotes.compact.join.strip + '"'
          end
          @per.body << Ax[:tab]*1 + '},' # unless is last object then '}'
          @endnotes=[]
        end
      end
      def block_structure(dob)
        dob=@trans.markup_block(dob)
        dob.obj=dob.obj.strip.
          gsub(/#{Mx[:en_a_o]}([\d*+]+)\s+(?:.+?)#{Mx[:en_a_c]}/,'<en>\1</en>'). #footnote/endnote clean
          gsub(/#{Mx[:en_b_o]}([\d*+]+)\s+(?:.+?)#{Mx[:en_b_c]}/,'<en>\1</en>') #footnote/endnote clean
        @per.body << Ax[:tab]*1 + '{'
        if defined? dob.ocn and dob.ocn
          @per.body << Ax[:tab]*2 + '"ocn": ' + dob.ocn.to_s + '",'
        end
        @per.body <<
          Ax[:tab]*2 + '"object": "' + dob.obj + '"'
          #((@endnotes.length > 0) ? '",' : '"')
        @per.body << Ax[:tab]*1 + '},' # unless is last object then '}'
      end
      def group_structure(dob)
        dob=@trans.markup_group(dob)
        dob.obj=dob.obj.strip.
          gsub(/#{Mx[:en_a_o]}([\d*+]+)\s+(?:.+?)#{Mx[:en_a_c]}/,'<en>\1</en>'). #footnote/endnote clean
          gsub(/#{Mx[:en_b_o]}([\d*+]+)\s+(?:.+?)#{Mx[:en_b_c]}/,'<en>\1</en>') #footnote/endnote clean
        @per.body << Ax[:tab]*1 + '{'
        if defined? dob.ocn and dob.ocn
          @per.body << Ax[:tab]*2 + '"ocn": ' + dob.ocn.to_s + '",'
        end
        @per.body <<
          Ax[:tab]*2 + '"object": "' + dob.obj + '"'
          #((@endnotes.length > 0) ? '",' : '"')
        @per.body << Ax[:tab]*1 + '},' # unless is last object then '}'
      end
      def poem_structure(dob)
        dob=@trans.markup_group(dob)
        dob.obj=dob.obj.strip
        @per.body << Ax[:tab]*1 + '{'
        if defined? dob.ocn and dob.ocn
          @per.body << Ax[:tab]*2 + '"ocn": ' + dob.ocn.to_s + '",'
        end
        @per.body <<
          Ax[:tab]*2 + '"object": "' + dob.obj + '"'
          #((@endnotes.length > 0) ? '",' : '"')
        @per.body << Ax[:tab]*1 + '},' # unless is last object then '}'
      end
      def code_structure(dob)
        dob=@trans.markup_group(dob)
        dob.obj=dob.obj.gsub(/\s\s/,'&#160;&#160;').strip
        @per.body << Ax[:tab]*1 + '{'
        if defined? dob.ocn and dob.ocn
          @per.body << Ax[:tab]*2 + '"ocn": ' + dob.ocn.to_s + '",'
        end
        @per.body <<
          Ax[:tab]*2 + '"object": "' + dob.obj + '"'
          #((@endnotes.length > 0) ? '",' : '"')
        @per.body << Ax[:tab]*1 + '},' # unless is last object then '}'
      end
      def table_structure(dob)
        table=SiSU_JSON_Shared::TableJSON.new(dob)
        @per.body << Ax[:tab]*1 + '{'
        if defined? dob.ocn and dob.ocn
          @per.body << Ax[:tab]*2 + '"ocn": ' + dob.ocn.to_s + '",'
        end
        @per.body <<
          Ax[:tab]*2 + '"object": "' + table.table.obj + '"'
        #((@endnotes.length > 0) ? '",' : '"')
        @per.body << Ax[:tab]*1 + '},' # unless is last object then '}'
      end
      def markup(data)
        @endnotes=[]
        @rcdc=false
        @level,@cont,@copen,@json_contents_close=[],[],[],[]
        json_head
        (0..7).each { |x| @cont[x]=@level[x]=false }
        (4..7).each { |x| @json_contents_close[x]='' }
        data.each_with_index do |dob,i|
          dob=@trans.char_enc.utf8(dob) if @sys.locale =~/utf-?8/i #% utf8
          dob=@trans.markup(dob)
          if @rcdc==false \
          and (dob.obj =~/~meta/ \
          and dob.obj =~/Document Information/)
            @rcdc=true
          end
          if dob.obj !~/(^#{Rx[:meta]}|#{Mx[:br_eof]}|#{Mx[:br_endnotes]})/
            if not @rcdc
              x=SiSU_JSON_Format::FormatTextObject.new(@md,dob)
              if dob.is==:heading
                json_structure(dob)
                dob.obj=case dob.ln
                when 0 then x.heading_body0
                when 1 then x.heading_body1
                when 2 then x.heading_body2
                when 3 then x.heading_body3
                when 4 then x.heading_body4
                when 5 then x.heading_body5
                when 6 then x.heading_body6
                when 7 then x.heading_body7
                end
              else
                if dob.is ==:verse
                  poem_structure(dob)
                elsif dob.is ==:group
                  group_structure(dob)
                elsif dob.is ==:block
                  block_structure(dob)
                elsif dob.is ==:code
                  code_structure(dob)
                elsif dob.is ==:table
                  table_structure(dob)
                elsif dob.is ==:para \
                and dob.indent.to_s =~/[1-9]/ \
                and dob.bullet_==true
                  json_structure(dob,"indent_bullet#{dob.indent}")
                elsif dob.is ==:para \
                and dob.indent.to_s =~/[1-9]/ \
                and dob.indent == dob.hang
                  json_structure(dob,"indent#{dob.indent}")
                elsif dob.is==:para \
                and dob.hang.to_s =~/[0-9]/ \
                and dob.indent != dob.hang
                  json_structure(dob,"hang#{dob.hang.to_s}_indent#{dob.indent.to_s}")
                else json_structure(dob)
                end
              end
            end
            dob.obj=dob.obj.gsub(/#{Mx[:pa_o]}:\S+#{Mx[:pa_c]}/,'') if dob.obj
          end
        end
        6.downto(4) do |x|
          y=x - 1; v=x - 3
          @per.body << "#{Ax[:tab]*5}</content>\n#{Ax[:tab]*y}</contents#{v}>" if @level[x]==true
        end
        3.downto(1) do |x|
          y=x - 1
          @per.body << "#{Ax[:tab]*y}</heading#{x}>" if @level[x]==true
        end
      end
      def pre
        @per.head,@per.body=[],[]
        @per.open = '{'
      end
      def post
        @per.close = '}'
      end
      def publish
        content=[]
        @per.body[-1] = @per.body[-1].gsub(/,$/, '') #= Ax[:tab]*1 + '}'
        content << @per.open << @per.head << @per.body << @per.metadata
        content << @per.tail << @per.close
        content=content.flatten.compact
        Output.new(content,@md).json
      end
    end
    class Output
      def initialize(data,md)
        @data,@md=data,md
        @file=SiSU_Env::FileOp.new(@md)
      end
      def json
        SiSU_Env::FileOp.new(@md).mkdir
        filename_json=@file.write_file.json
        @data.each do |str|
          str=str.gsub(/\A\s+\Z/m,'') #str.gsub(/^\s+$/,'')
          filename_json.puts str unless str.empty?
        end
        filename_json.close
      end
    end
  end
end
__END__
#+END_SRC

* json_parts.rb

#+BEGIN_SRC ruby  :tangle "../lib/sisu/json_parts.rb"
# <<sisu_document_header>>
module SiSU_Parts_JSON
  require_relative 'generic_parts'                       # generic_parts.rb
  include SiSU_Parts_Generic
  def the_line_break
    '<br>'
  end
  def the_table_close
    '</td></tr>
</table>'
  end
  def the_url_decoration
    def xml_open                     #'&lt;'
      Dx[:url_o]
    end
    def xml_close                    #'&gt;'
      Dx[:url_c]
    end
    def txt_open
      '['
    end
    def txt_close
      ']'
    end
    self
  end
end
module SiSU_Proj_XML
  require_relative 'html_parts'                         # html_parts.rb
  require_relative 'se'                                 # se.rb
  include SiSU_Env
  class Bits < SiSU_Proj_HTML::Bits
  end
end
__END__
#+END_SRC

* json_shared.rb

#+BEGIN_SRC ruby  :tangle "../lib/sisu/json_shared.rb"
# <<sisu_document_header>>
module SiSU_JSONutils
  require_relative 'generic_parts'                      # generic_parts.rb
  class Clean
    def initialize(para='')
      @para=para
      #@para,@n_char_max,@n_indent,@post,=para,n_char_max,n_indent,post
      #@n_char_max_extend = n_char_max
      #@n_hang=n_hang ? n_hang : @n_indent
    end
    def line_json_clean
      @para=@para.gsub(/<br>/,' \\ ').
        gsub(/#{Mx[:br_nl]}/,"\n\n").
        gsub(/"/,'\"').
        gsub(/'/,"\\\\'")
      @para
    end
  end
end
module SiSU_JSON_Munge
  require_relative 'json_parts'                         # json_parts.rb
  class Trans
    include SiSU_Parts_JSON
    def initialize(md)
      @md=md
      @sys=SiSU_Env::SystemCall.new
      @dir=SiSU_Env::InfoEnv.new(@md.fns)
      if @md.sem_tag
        @ab ||=semantic_tags.default
      end
    end
    def semantic_tags
      def default
        {
          pub:   'publication',
          conv:  'convention',
          vol:   'volume',
          pg:    'page',
          cty:   'city',
          org:   'organization',
          uni:   'university',
          dept:  'department',
          fac:   'faculty',
          inst:  'institute',
          co:    'company',
          com:   'company',
          conv:  'convention',
          dt:    'date',
          y:     'year',
          m:     'month',
          d:     'day',
          ti:    'title',
          au:    'author',
          ed:    'editor', #editor?
          v:     'version', #edition
          n:     'name',
          fn:    'firstname',
          mn:    'middlename',
          ln:    'lastname',
          in:    'initials',
          qt:    'quote',
          ct:    'cite',
          ref:   'reference',
          ab:    'abreviation',
          def:   'define',
          desc:  'description',
          trans: 'translate',
        }
      end
      self
    end
    def char_enc #character encode
      def utf8(dob='')
        if @sys.locale =~/utf-?8/i # instead ucs for utf8 # String#encode Iñtërnâtiônàlizætiøn
          str=if defined? dob.obj then dob.obj
          elsif dob.is_a?(String) then dob
          end
          if str
            #¿ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÙÚÛÜÞßàáâãäåæçèéêëìíîïðñòóôõöøùúûü
            #¢£¥§©ª«®°±²³µ¶¹º»¼½¾×÷
            str=str.gsub(/</um,'&#60;').    # '&lt;'     # &#060;
              gsub(/>/um,'&#62;').    # '&gt;'     # &#062;
              gsub(/¢/um,'&#162;').   # '&cent;'   # &#162;
              gsub(/£/um,'&#163;').   # '&pound;'  # &#163;
              gsub(/¥/um,'&#165;').   # '&yen;'    # &#165;
              gsub(/§/um,'&#167;').   # '&sect;'   # &#167;
              gsub(/©/um,'&#169;').   # '&copy;'   # &#169;
              gsub(/ª/um,'&#170;').   # '&ordf;'   # &#170;
              gsub(/«/um,'&#171;').   # '&laquo;'  # &#171;
              gsub(/®/um,'&#174;').   # '&reg;'    # &#174;
              gsub(/°/um,'&#176;').   # '&deg;'    # &#176;
              gsub(/±/um,'&#177;').   # '&plusmn;' # &#177;
              gsub(/²/um,'&#178;').   # '&sup2;'   # &#178;
              gsub(/³/um,'&#179;').   # '&sup3;'   # &#179;
              gsub(/µ/um,'&#181;').   # '&micro;'  # &#181;
              gsub(/¶/um,'&#182;').   # '&para;'   # &#182;
              gsub(/¹/um,'&#185;').   # '&sup1;'   # &#185;
              gsub(/º/um,'&#186;').   # '&ordm;'   # &#186;
              gsub(/»/um,'&#187;').   # '&raquo;'  # &#187;
              gsub(/¼/um,'&#188;').   # '&frac14;' # &#188;
              gsub(/½/um,'&#189;').   # '&frac12;' # &#189;
              gsub(/¾/um,'&#190;').   # '&frac34;' # &#190;
              gsub(/×/um,'&#215;').   # '&times;'  # &#215;
              gsub(/÷/um,'&#247;').   # '&divide;' # &#247;
              gsub(/¿/um,'&#191;').   # '&iquest;' # &#191;
              gsub(/À/um,'&#192;').   # '&Agrave;' # &#192;
              gsub(/Á/um,'&#193;').   # '&Aacute;' # &#193;
              gsub(/Â/um,'&#194;').   # '&Acirc;'  # &#194;
              gsub(/Ã/um,'&#195;').   # '&Atilde;' # &#195;
              gsub(/Ä/um,'&#196;').   # '&Auml;'   # &#196;
              gsub(/Å/um,'&#197;').   # '&Aring;'  # &#197;
              gsub(/Æ/um,'&#198;').   # '&AElig;'  # &#198;
              gsub(/Ç/um,'&#199;').   # '&Ccedil;' # &#199;
              gsub(/È/um,'&#200;').   # '&Egrave;' # &#200;
              gsub(/É/um,'&#201;').   # '&Eacute;' # &#201;
              gsub(/Ê/um,'&#202;').   # '&Ecirc;'  # &#202;
              gsub(/Ë/um,'&#203;').   # '&Euml;'   # &#203;
              gsub(/Ì/um,'&#204;').   # '&Igrave;' # &#204;
              gsub(/Í/um,'&#205;').   # '&Iacute;' # &#205;
              gsub(/Î/um,'&#206;').   # '&Icirc;'  # &#206;
              gsub(/Ï/um,'&#207;').   # '&Iuml;'   # &#207;
              gsub(/Ð/um,'&#208;').   # '&ETH;'    # &#208;
              gsub(/Ñ/um,'&#209;').   # '&Ntilde;' # &#209;
              gsub(/Ò/um,'&#210;').   # '&Ograve;' # &#210;
              gsub(/Ó/um,'&#211;').   # '&Oacute;' # &#211;
              gsub(/Ô/um,'&#212;').   # '&Ocirc;'  # &#212;
              gsub(/Õ/um,'&#213;').   # '&Otilde;' # &#213;
              gsub(/Ö/um,'&#214;').   # '&Ouml;'   # &#214;
              gsub(/Ø/um,'&#216;').   # '&Oslash;' # &#216;
              gsub(/Ù/um,'&#217;').   # '&Ugrave;' # &#217;
              gsub(/Ú/um,'&#218;').   # '&Uacute;' # &#218;
              gsub(/Û/um,'&#219;').   # '&Ucirc;'  # &#219;
              gsub(/Ü/um,'&#220;').   # '&Uuml;'   # &#220;
              gsub(/Ý/um,'&#221;').   # '&Yacute;' # &#221;
              gsub(/Þ/um,'&#222;').   # '&THORN;'  # &#222;
              gsub(/ß/um,'&#223;').   # '&szlig;'  # &#223;
              gsub(/à/um,'&#224;').   # '&agrave;' # &#224;
              gsub(/á/um,'&#225;').   # '&aacute;' # &#225;
              gsub(/â/um,'&#226;').   # '&acirc;'  # &#226;
              gsub(/ã/um,'&#227;').   # '&atilde;' # &#227;
              gsub(/ä/um,'&#228;').   # '&auml;'   # &#228;
              gsub(/å/um,'&#229;').   # '&aring;'  # &#229;
              gsub(/æ/um,'&#230;').   # '&aelig;'  # &#230;
              gsub(/ç/um,'&#231;').   # '&ccedil;' # &#231;
              gsub(/è/um,'&#232;').   # '&egrave;' # &#232;
              gsub(/é/um,'&#233;').   # '&acute;'  # &#233;
              gsub(/ê/um,'&#234;').   # '&circ;'   # &#234;
              gsub(/ë/um,'&#235;').   # '&euml;'   # &#235;
              gsub(/ì/um,'&#236;').   # '&igrave;' # &#236;
              gsub(/í/um,'&#237;').   # '&acute;'  # &#237;
              gsub(/î/um,'&#238;').   # '&icirc;'  # &#238;
              gsub(/ï/um,'&#239;').   # '&iuml;'   # &#239;
              gsub(/ð/um,'&#240;').   # '&eth;'    # &#240;
              gsub(/ñ/um,'&#241;').   # '&ntilde;' # &#241;
              gsub(/ò/um,'&#242;').   # '&ograve;' # &#242;
              gsub(/ó/um,'&#243;').   # '&oacute;' # &#243;
              gsub(/ô/um,'&#244;').   # '&ocirc;'  # &#244;
              gsub(/õ/um,'&#245;').   # '&otilde;' # &#245;
              gsub(/ö/um,'&#246;').   # '&ouml;'   # &#246;
              gsub(/ø/um,'&#248;').   # '&oslash;' # &#248;
              gsub(/ù/um,'&#250;').   # '&ugrave;' # &#250;
              gsub(/ú/um,'&#251;').   # '&uacute;' # &#251;
              gsub(/û/um,'&#252;').   # '&ucirc;'  # &#252;
              gsub(/ü/um,'&#253;').   # '&uuml;'   # &#253;
              gsub(/þ/um,'&#254;').   # '&thorn;'  # &#254;
              gsub(/ÿ/um,'&#255;').   # '&yuml;'   # &#255;
              gsub(/‘/um,'&#8216;').  # '&lsquo;'  # &#8216;
              gsub(/’/um,'&#8217;').  # '&rsquo;'  # &#8217;
              gsub(/“/um,'&#8220;').  # &ldquo;    # &#8220;
              gsub(/”/um,'&#8221;').  # &rdquo;    # &#8221;
              gsub(/–/um,'&#8211;').  # &ndash;    # &#8211;
              gsub(/—/um,'&#8212;').  # &mdash;    # &#8212;
              gsub(/∝/um,'&#8733;').  # &prop;     # &#8733;
              gsub(/∞/um,'&#8734;').  # &infin;    # &#8734;
              gsub(/™/um,'&#8482;').  # &trade;    # &#8482;
              gsub(/✠/um,'&#10016;'). # &cross;    # &#10016;
              gsub(/ /um,' ').       # space identify
              gsub(/ /um,' ')       # space identify
          end
          dob=if defined? dob.obj
            dob.obj=str
            dob
          elsif dob.is_a?(String)
            str
          end
          dob
        end
      end
      def html(dob='')
        if @sys.locale =~/utf-?8/i # instead ucs for utf8 # String#encode Iñtërnâtiônàlizætiøn
          dob.obj=dob.obj.gsub(/ /u,' ').           # space identify
            gsub(/ /u,' ')           # space identify
        end
      end
      self
    end
    def tidywords(wordlist)
      wordlist_new=[]
      wordlist.each do |x|
        #imperfect solution will not catch all possible cases
        x=x.gsub(/&/,'&amp;') unless x =~/&\S+;/
        x=x.gsub(/&([A-Z])/,'&amp;\1')
        wordlist_new << x
      end
      wordlist_new
    end
    def markup(dob='')
      wordlist=dob.obj.scan(/&[#0-9a-z]+;|\S+|\n/) #\n needed for tables, check though added 2005w17
      dob.obj=tidywords(wordlist).join(' ').strip
      unless dob.is==:table
        dob.obj=dob.obj.gsub(/#{Mx[:br_line]}/u,'<br>').
          gsub(/#{Mx[:br_paragraph]}/u,'<br>').
          gsub(/#{Mx[:br_line]}|#{Mx[:br_nl]}/,'<br>')
      end
      dob.obj=dob.obj.gsub(/#{Mx[:mk_o]}:name#\S+?#{Mx[:mk_c]}/,'').
        gsub(/#{Mx[:mk_o]}#([a-zA-Z]+)#{Mx[:mk_c]}/,'&\1;').
        gsub(/#{Mx[:mk_o]}(#[0-9]+)#{Mx[:mk_c]}/,'&\1;').
        gsub(/(^|#{Mx[:gl_c]}|\s+)<\s+/,'\1&lt; ').gsub(/\s+>(\s+|$)/,' &gt;\1').
        #gsub(/#{Mx[:fa_emphasis_o]}(.+?)#{Mx[:fa_emphasis_c]}/,'<em>\1</em>'). #reinstate
        gsub(/#{Mx[:fa_bold_o]}(.+?)#{Mx[:fa_bold_c]}/m,'<b>\1</b>').
        gsub(/#{Mx[:fa_italics_o]}(.+?)#{Mx[:fa_italics_c]}/m,'<i>\1</i>').
        gsub(/#{Mx[:fa_underscore_o]}(.+?)#{Mx[:fa_underscore_c]}/,'<u>\1</u>').
        gsub(/#{Mx[:fa_superscript_o]}(.+?)#{Mx[:fa_superscript_c]}/,'<sup>\1</sup>').
        gsub(/#{Mx[:fa_subscript_o]}(.+?)#{Mx[:fa_subscript_c]}/,'<sub>\1</sub>').
        gsub(/#{Mx[:fa_insert_o]}(.+?)#{Mx[:fa_insert_c]}/,'<ins>\1</ins>').
        gsub(/#{Mx[:fa_cite_o]}(.+?)#{Mx[:fa_cite_c]}/,'<cite>\1</cite>').
        gsub(/#{Mx[:fa_strike_o]}(.+?)#{Mx[:fa_strike_c]}/,'<del>\1</del>').
        gsub(/#{Mx[:fa_monospace_o]}(.+?)#{Mx[:fa_monospace_c]}/,'<tt>\1</tt>').
        gsub(/<:pb>\s*/,''). #Fix
        gsub(/<+[-~]#>+/,'')
      if dob.is !=:code
        #embeds a red-bullet image -->
        dob.obj=dob.obj.gsub(/#{Mx[:fa_bold_o]}(.+?)#{Mx[:fa_bold_c]}/,'<b>\1</b>').
          gsub(/#{Mx[:fa_italics_o]}(.+?)#{Mx[:fa_italics_c]}/,'<i>\1</i>').
          gsub(/#{Mx[:fa_underscore_o]}(.+?)#{Mx[:fa_underscore_c]}/,'<u>\1</u>').
          gsub(/#{Mx[:fa_strike_o]}(.+?)#{Mx[:fa_strike_c]}/,'<del>\1</del>')
        dob.obj=dob.obj.gsub(/#{Mx[:br_line]}|#{Mx[:br_nl]}/,'<br>') unless dob.is==:table
        dob.obj=dob.obj.gsub(/#{Mx[:br_page]}\s*/,'').
          gsub(/#{Mx[:br_page_new]}\s*/,'').
          gsub(/#{Mx[:br_page_line]}\s*/,'').
          gsub(/#{Mx[:pa_non_object_no_heading]}|#{Mx[:pa_non_object_dummy_heading]}/,'').
          gsub(/<[-~]#>/,'').
          gsub(/href="#{Xx[:segment]}/m,'href="').
          gsub(/#{Mx[:lnk_o]}([^#{Mx[:lnk_o]}#{Mx[:lnk_c]}#{Mx[:rel_o]}#{Mx[:rel_c]}]+?)#{Mx[:lnk_c]}#{Mx[:rel_o]}(\.\.\/\S+?)#{Mx[:rel_c]}/,
            '<link xmlns:xl="http://www.w3.org/1999/xlink" xl:type="simple" xl:href="\2">\1</link>').
          gsub(/#{Mx[:lnk_o]}([^#{Mx[:lnk_o]}#{Mx[:lnk_c]}#{Mx[:rel_o]}#{Mx[:rel_c]}]+?)#{Mx[:lnk_c]}#{Mx[:rel_o]}:(\S+?)#{Mx[:rel_c]}/,
            '<link xmlns:xl="http://www.w3.org/1999/xlink" xl:type="simple" xl:href="../\2">\1</link>').
          gsub(/#{Mx[:lnk_o]}(.+?)#{Mx[:lnk_c]}#{Mx[:rel_o]}(\S+?)#{Mx[:rel_c]}/,
            '<link xmlns:xl="http://www.w3.org/1999/xlink" xl:type="simple" xl:href="#\2">\1</link>').
          gsub(/(?:^|[^_\\])#{Mx[:lnk_o]}[ ]*(\S+?\.(?:jpg|png|gif))[ ]+(\d+)x(\d+)(\s+[^}]+)?#{Mx[:lnk_c]}#{Mx[:url_o]}(\S+?)#{Mx[:url_c]}/,
            %{<image xmlns:xl="http://www.w3.org/1999/xlink" xl:type="simple" xl:actuate="onLoad" xl:show="embed" xl:href="#{@md.file.output_path.xml.rel_image}/\\1" width="\\2" height="\\3" />[\\1] \\4}).
          gsub(/(?:^|[^_\\])#{Mx[:lnk_o]}[ ]*(\S+?\.(?:jpg|png|gif))([ ]+[^}]+)?#{Mx[:lnk_c]}#{Mx[:url_o]}(\S+?)#{Mx[:url_c]}/,
            %{<image xmlns:xl="http://www.w3.org/1999/xlink" xl:type="simple" xl:actuate="onLoad" xl:show="embed" xl:href="#{@md.file.output_path.xml.rel_image}/\\1"/>\\1}).
          gsub(/(?:^|[^_\\])#{Mx[:lnk_o]}[ ]*(\S+?\.(?:jpg|png|gif))[ ]+(\d+)x(\d+)(\s+[^}]+)?#{Mx[:lnk_c]}image/,
            %{<image xmlns:xl="http://www.w3.org/1999/xlink" xl:type="simple" xl:actuate="onLoad" xl:show="embed" xl:href="#{@md.file.output_path.xml.rel_image}/\\1" width="\\2" height="\\3" />[\\1] \\4}).
          gsub(/(?:^|[^_\\])#{Mx[:lnk_o]}[ ]*(\S+?\.(?:jpg|png|gif))([ ]+[^}]+)?#{Mx[:lnk_c]}image/,
            %{<image xmlns:xl="http://www.w3.org/1999/xlink" xl:type="simple" xl:actuate="onLoad" xl:show="embed" xl:href="#{@md.file.output_path.xml.rel_image}/\\1"/>\\1}).
          gsub(/#{Mx[:lnk_o]}(.+?)#{Mx[:lnk_c]}#{Mx[:url_o]}(\S+?)#{Mx[:url_c]}/,
            '<link xmlns:xl="http://www.w3.org/1999/xlink" xl:type="simple" xl:href="\2">\1</link>'). #watch, compare html_tune
          gsub(/#{Mx[:url_o]}(\S+?)#{Mx[:url_c]}/,
            %{#{the_url_decoration.xml_open}<link xmlns:xl="http://www.w3.org/1999/xlink" xl:type="simple" xl:href="\\1">\\1</link>#{the_url_decoration.xml_close}}).
          gsub(/#{Mx[:url_o]}_(\S+?)#{Mx[:url_c]}/,
            '<link xmlns:xl="http://www.w3.org/1999/xlink" xl:type="simple" xl:href="\1">\1</link>') #escaped urls not linked, deal with later
      else
        dob.obj=dob.obj.gsub(/</m,'&lt;').gsub(/>/m,'&gt;')
      end
      if dob.of==:block
        dob.obj=dob.obj.gsub(/#{Mx[:gl_bullet]}/,'● ')
      end
      dob.obj=dob.obj.gsub(/#{Mx[:url_o]}([a-zA-Z0-9._-]+\@\S+?\.[a-zA-Z0-9._-]+)#{Mx[:url_c]}/,
          %{#{the_url_decoration.xml_open}\\1#{the_url_decoration.xml_close}}).
        gsub(/#{Dx[:url_o]}/,"#{Dx[:url_o_xml]}").
        gsub(/#{Dx[:url_c]}/,"#{Dx[:url_c_xml]}").
        gsub(/&nbsp;|#{Mx[:nbsp]}/m,'&#160;').
        gsub(/;&([^#]|(?:[^gl][^t]|[^a][^m][^p]|[^n][^b][^s][^p])[^;])/,';&amp;\1') # pattern not to match
      dob
    end
    def markup_light(dob='')
      dob.obj=dob.obj.gsub(/\/\{(.+?)\}\//,'<i>\1</i>').
        gsub(/[*!]\{(.+?)\}[*!]/,'<b>\1</b>').
        gsub(/_\{(.+?)\}_/,'<u>\1</u>').
        gsub(/-\{(.+?)\}-/,'<del>\1</del>').
        gsub(/<br(\s*\/)?>/,'<br>').
        gsub(/<:pb>\s*/,'').
        gsub(/<[-~]#>/,'').
        gsub(/(^|#{Mx[:gl_c]}|\s)&\s+/,'\1&amp; '). #sort
        gsub(/&([^;]{1,5})/,'&amp;\1'). #sort, rough estimate, revisit #WATCH found in node not sax
        gsub(/(?:^|[^_\\])#{Mx[:lnk_o]}(\S+?\.(?:png|jpg|gif))[ ]+.+?#{Mx[:lnk_c]}(?:#{Mx[:url_o]}\S+?#{Mx[:url_c]}|image)/,
          "<image.path>#{@md.file.output_path.xml.rel_image}\/\\1</image.path>").
        gsub(/&nbsp;|#{Mx[:nbsp]}/,'&#160;').
        gsub(/;&([^#]|(?:[^gl][^t]|[^a][^m][^p]|[^n][^b][^s][^p])[^;])/,';&amp;\1') # pattern not to match
      wordlist=dob.obj.scan(/&[#0-9a-z]+;|\S+|\n/) #\n needed for tables, check though added 2005w17
      dob.obj=tidywords(wordlist).join(' ').strip
      dob
    end
    def clean(str)
      str=str.gsub(/#{Mx[:gl_o]}(#[0-9]{3})#{Mx[:gl_c]}/u,'&\1;').
        gsub(/#{Mx[:gl_o]}#([a-z]{2,4})#{Mx[:gl_c]}/u,'&\1;')
    end
    def markup_fictionbook(str='',is='')
      str=str.gsub(/#{Mx[:en_a_o]}([\d+*]+).+?#{Mx[:en_a_c]}/m,'<a xl:href="#footnote\1" type="note">[\1]</a>').
        gsub(/&/,'&amp;'). #sort
        gsub(/#{Mx[:mk_o]}#([a-zA-Z]+)#{Mx[:mk_c]}/,'&\1;').
        gsub(/(^|#{Mx[:gl_c]}|\s)&\s+/,'\1&amp; '). #sort
        gsub(/#{Mx[:mk_o]}(#[0-9]+)#{Mx[:mk_c]}/,'&\1;')
      str=str.gsub(/#{Mx[:br_line]}|#{Mx[:br_nl]}/,'<br>') unless is==:table
      str=str.gsub(/#{Mx[:fa_bold_o]}(.+?)#{Mx[:fa_bold_c]}/,'<b>\1</b>').
        gsub(/#{Mx[:fa_italics_o]}(.+?)#{Mx[:fa_italics_c]}/,'<i>\1</i>').
        gsub(/#{Mx[:fa_underscore_o]}(.+?)#{Mx[:fa_underscore_c]}/,'<u>\1</u>').
        gsub(/#{Mx[:fa_superscript_o]}(.+?)#{Mx[:fa_superscript_c]}/,'<sup>\1</sup>').
        gsub(/#{Mx[:fa_subscript_o]}(.+?)#{Mx[:fa_subscript_c]}/,'<sub>\1</sub>').
        gsub(/#{Mx[:fa_insert_o]}(.+?)#{Mx[:fa_insert_c]}/,'<ins>\1</ins>').
        gsub(/#{Mx[:fa_cite_o]}(.+?)#{Mx[:fa_cite_c]}/,'<cite>\1</cite>').
        gsub(/#{Mx[:fa_strike_o]}(.+?)#{Mx[:fa_strike_c]}/,'<del>\1</del>').
        gsub(/#{Mx[:fa_monospace_o]}(.+?)#{Mx[:fa_monospace_c]}/,'<tt>\1</tt>'). # tt, kbd
        gsub(/#{Mx[:lnk_o]}\s*(\S+?\.(?:png|jpg|gif)).+?#{Mx[:lnk_c]}(?:#{Mx[:url_o]}\S+?#{Mx[:url_c]}|#{Mx[:rel_o]}\S+?#{Mx[:rel_c]}|image)/m,'<image xl:href="#\1" />').
        gsub(/#{Mx[:url_o]}(.+?)#{Mx[:url_c]}/,"#{Dx[:url_o]}\\1#{Dx[:url_c]}").
        gsub(/#{Mx[:mk_o]}:name#(\S+?)#{Mx[:mk_c]}/,'<a name="\1"></a>').
        gsub(/#{Mx[:gl_bullet]}/m,'● '). #&nbsp; not available
        gsub(/#{Mx[:nbsp]}/,' '). #&nbsp; not available
        gsub(/<(p|br)>/,'<\1 />')
      clean(str)
    end
    def markup_docbook(dob='')                                  # work on, initially a copy of fictionbook!
      if dob.is !=:code
        dob.obj=dob.obj.gsub(/#{Mx[:en_a_o]}(\d+)\s*(.+?)#{Mx[:en_a_c]}/m,'<footnote><para><!-- fn\1 -->\2</para></footnote>').
          gsub(/\\\\/,'</para><para>').
          gsub(/&/,'&amp;'). #sort
          gsub(/#{Mx[:mk_o]}#([a-zA-Z]+)#{Mx[:mk_c]}/,'&\1;').
          gsub(/(^|#{Mx[:gl_c]}|\s)&\s+/,'\1&amp; '). #sort
          gsub(/#{Mx[:mk_o]}(#[0-9]+)#{Mx[:mk_c]}/,'&\1;')
        dob.obj=dob.obj.gsub(/#{Mx[:br_line]}|#{Mx[:br_nl]}/,'<br>') unless dob.is==:table
        dob.obj=dob.obj.gsub(/#{Mx[:fa_bold_o]}(.+?)#{Mx[:fa_bold_c]}/,'<b>\1</b>').
          gsub(/#{Mx[:fa_italics_o]}(.+?)#{Mx[:fa_italics_c]}/,'<i>\1</i>').
          gsub(/#{Mx[:fa_underscore_o]}(.+?)#{Mx[:fa_underscore_c]}/,'<u>\1</u>').
          gsub(/#{Mx[:fa_superscript_o]}(.+?)#{Mx[:fa_superscript_c]}/,'<sup>\1</sup>').
          gsub(/#{Mx[:fa_subscript_o]}(.+?)#{Mx[:fa_subscript_c]}/,'<sub>\1</sub>').
          gsub(/#{Mx[:fa_insert_o]}(.+?)#{Mx[:fa_insert_c]}/,'<ins>\1</ins>').
          gsub(/#{Mx[:fa_cite_o]}(.+?)#{Mx[:fa_cite_c]}/,'<cite>\1</cite>').
          gsub(/#{Mx[:fa_strike_o]}(.+?)#{Mx[:fa_strike_c]}/,'<del>\1</del>').
          gsub(/#{Mx[:fa_monospace_o]}(.+?)#{Mx[:fa_monospace_c]}/,'<tt>\1</tt>'). # tt, kbd
          gsub(/#{Mx[:lnk_o]}\s*(\S+?)\.(png|jpg|gif).+?#{Mx[:lnk_c]}(?:#{Mx[:url_o]}\S+?#{Mx[:url_c]}|#{Mx[:rel_o]}\S+?#{Mx[:rel_c]}|image)/m,
            %{#{Xx[:split]}:spaces0:<figure id="fig-\\1">\n:spaces1:<title></title>\n:spaces1:<graphic fileref="../../_sisu/image/\\1.\\2" align="center" width="50%"></graphic>\n:spaces0:</figure>#{Xx[:split]}}). # common image location, else use ./images
          gsub(/#{Mx[:lnk_o]}(.+?)#{Mx[:lnk_c]}#{Mx[:url_o]}(.+?)#{Mx[:url_c]}/,
            '<ulink url="\2">\1</ulink>').
          gsub(/#{Mx[:url_o]}(.+?)#{Mx[:url_c]}/,
            '<ulink url="\1">\1</ulink>').
          gsub(/#{Mx[:mk_o]}:name#(\S+?)#{Mx[:mk_c]}/,'<a name="\1"></a>').
          gsub(/#{Mx[:gl_bullet]}/m,'● '). #&nbsp; not available
          gsub(/#{Mx[:nbsp]}/,' '). #&nbsp; not available
          gsub(/<(p|br)>/,'<\1 />')
        dob.obj=clean(dob.obj)
      elsif dob.is == :code
        dob.obj=dob.obj.gsub(/&/m,'&amp;'). #sort
          gsub(/</,'&lt;').gsub(/>/,'&gt;')
      else # p dob.is ??
      end
      dob
    end
    def markup_group(dob='')
      dob.obj=dob.obj.gsub(/</,'&lt;').gsub(/>/,'&gt;').
        gsub(/&lt;:?br(?:\s+\/)?&gt;/,'<br>').
        gsub(/&lt;(link xmlns:xl=".+?")&gt;/,'<\1>').
        gsub(/&lt;(\/link)&gt;/,'<\1>').
        gsub(/&lt;(\/?en)&gt;/,'<\1>')
      dob
    end
    def markup_block(dob='')
      dob.obj=dob.obj.gsub(/</,'&lt;').gsub(/>/,'&gt;').
        gsub(/&lt;:?br(?:\s+\/)?&gt;/,'<br>').
        gsub(/&lt;(link xmlns:xl=".+?")&gt;/,'<\1>').
        gsub(/&lt;(\/link)&gt;/,'<\1>').
        gsub(/&lt;(\/?en)&gt;/,'<\1>')
      dob
    end
    def xml_sem_block_paired(matched) # colon depth: many, recurs
      matched=matched.gsub(/\b(au):\{(.+?)\}:\1\b/m,  %{<sem:#{@ab[:au]} depth="many">\\2</sem:#{@ab[:au]}>}).
        gsub(/\b(vol):\{(.+?)\}:\1\b/m, %{<sem:#{@ab[:vol]} depth="many">\\2</sem:#{@ab[:vol]}>}).
        gsub(/\b(pub):\{(.+?)\}:\1\b/m, %{<sem:#{@ab[:pub]} depth="many">\\2</sem:#{@ab[:pub]}>}).
        gsub(/\b(ref):\{(.+?)\}:\1\b/m, %{<sem:#{@ab[:ref]} depth="many">\\2</sem:#{@ab[:ref]}>}).
        gsub(/\b(desc):\{(.+?)\}:\1\b/m,%{<sem:#{@ab[:desc]} depth="many">\\2</sem:#{@ab[:desc]}>}).
        gsub(/\b(conv):\{(.+?)\}:\1\b/m,%{<sem:#{@ab[:conv]} depth="many">\\2</sem:#{@ab[:conv]}>}).
        gsub(/\b(ct):\{(.+?)\}:\1\b/m,  %{<sem:#{@ab[:ct]} depth="many">\\2</sem:#{@ab[:ct]}>}).
        gsub(/\b(cty):\{(.+?)\}:\1\b/m, %{<sem:#{@ab[:cty]} depth="many">\\2</sem:#{@ab[:cty]}>}).
        gsub(/\b(org):\{(.+?)\}:\1\b/m, %{<sem:#{@ab[:org]} depth="many">\\2</sem:#{@ab[:org]}>}).
        gsub(/\b(dt):\{(.+?)\}:\1\b/m,  %{<sem:#{@ab[:dt]} depth="many">\\2</sem:#{@ab[:dt]}>}).
        gsub(/\b(n):\{(.+?)\}:\1\b/m,   %{<sem:#{@ab[:n]} depth="many">\\2</sem:#{@ab[:n]}>}).
        gsub(/([a-z]+(?:[_:.][a-z]+)*)(?::\{(.+?)\}:\1)/m,'<sem:\1 depth="many">\2</sem:\1>')
    end
    def xml_semantic_tags(dob)
      if @md.sem_tag
        dob.obj.gsub!(/([a-z]+(?:[_:.][a-z]+)*)(?::\{(.+?)\}:\1)/m) {|c| xml_sem_block_paired(c) }
        dob.obj.gsub!(/([a-z]+(?:[_:.][a-z]+)*)(?::\{(.+?)\}:\1)/m) {|c| xml_sem_block_paired(c) }
        dob.obj.gsub!(/([a-z]+(?:[_:.][a-z]+)*)(?::\{(.+?)\}:\1)/m) {|c| xml_sem_block_paired(c) }
        dob.obj=dob.obj.gsub(/:\{(.+?)\}:au\b/m,             %{<sem:#{@ab[:au]} depth="one">\\1</sem:#{@ab[:au]}>}).
          gsub(/:\{(.+?)\}:n\b/m,              %{<sem:#{@ab[:n]} depth="one">\\1</sem:#{@ab[:n]}>}).
          gsub(/:\{(.+?)\}:ti\b/m,             %{<sem:#{@ab[:ti]} depth="one">\\1</sem:#{@ab[:ti]}>}).
          gsub(/:\{(.+?)\}:ref\b/m,            %{<sem:#{@ab[:ref]} depth="one">\\1</sem:#{@ab[:ref]}>}).
          gsub(/:\{(.+?)\}:desc\b/m,           %{<sem:#{@ab[:desc]} depth="one">\\1</sem:#{@ab[:desc]}>}).
          gsub(/:\{(.+?)\}:cty\b/m,            %{<sem:#{@ab[:cty]} depth="one">\\1</sem:#{@ab[:cty]}>}).
          gsub(/:\{(.+?)\}:org\b/m,            %{<sem:#{@ab[:org]} depth="one">\\1</sem:#{@ab[:org]}>}).
          gsub(/:\{(.+?)\}:([a-z]+(?:[_:.][a-z]+)*)/m,'<sem:\2 depth="one">\1</sem:\2>').
          gsub(/;\{([^}]+(?![;]))\};ti\b/m,    %{<sem:#{@ab[:ti]} depth="zero">\\1</sem:#{@ab[:ti]}>}).
          gsub(/;\{([^}]+(?![;]))\};qt\b/m,    %{<sem:#{@ab[:qt]} depth="zero">\\1</sem:#{@ab[:qt]}>}).
          gsub(/;\{([^}]+(?![;]))\};ref\b/m,   %{<sem:#{@ab[:ref]} depth="zero">\\1</sem:#{@ab[:ref]}>}).
          gsub(/;\{([^}]+(?![;]))\};ed\b/m,    %{<sem:#{@ab[:ed]} depth="zero">\\1</sem:#{@ab[:ed]}>}).
          gsub(/;\{([^}]+(?![;]))\};v\b/m,     %{<sem:#{@ab[:v]} depth="zero">\\1</sem:#{@ab[:v]}>}).
          gsub(/;\{([^}]+(?![;]))\};desc\b/m,  %{<sem:#{@ab[:desc]} depth="zero">\\1</sem:#{@ab[:desc]}>}).
          gsub(/;\{([^}]+(?![;]))\};def\b/m,   %{<sem:#{@ab[:def]} depth="zero">\\1</sem:#{@ab[:def]}>}).
          gsub(/;\{([^}]+(?![;]))\};trans\b/m, %{<sem:#{@ab[:trans]} depth="zero">\\1</sem:#{@ab[:trans]}>}).
          gsub(/;\{([^}]+(?![;]))\};y\b/m,     %{<sem:#{@ab[:y]} depth="zero">\\1</sem:#{@ab[:y]}>}).
          gsub(/;\{([^}]+(?![;]))\};ab\b/m,    %{<sem:#{@ab[:ab]} depth="zero">\\1</sem:#{@ab[:ab]}>}).
          gsub(/;\{([^}]+(?![;]))\};pg\b/m,    %{<sem:#{@ab[:pg]} depth="zero">\\1</sem:#{@ab[:pg]}>}).
          gsub(/;\{([^}]+(?![;]))\};fn?\b/m,   %{<sem:#{@ab[:fn]} depth="zero">\\1</sem:#{@ab[:fn]}>}).
          gsub(/;\{([^}]+(?![;]))\};mn?\b/m,   %{<sem:#{@ab[:mn]} depth="zero">\\1</sem:#{@ab[:mn]}>}).
          gsub(/;\{([^}]+(?![;]))\};ln?\b/m,   %{<sem:#{@ab[:ln]} depth="zero">\\1</sem:#{@ab[:ln]}>}).
          gsub(/;\{([^}]+(?![;]))\};in\b/m,    %{<sem:#{@ab[:in]} depth="zero">\\1</sem:#{@ab[:in]}>}).
          gsub(/;\{([^}]+(?![;]))\};uni\b/m,   %{<sem:#{@ab[:uni]} depth="zero">\\1</sem:#{@ab[:uni]}>}).
          gsub(/;\{([^}]+(?![;]))\};fac\b/m,   %{<sem:#{@ab[:fac]} depth="zero">\\1</sem:#{@ab[:fac]}>}).
          gsub(/;\{([^}]+(?![;]))\};inst\b/m,  %{<sem:#{@ab[:inst]} depth="zero">\\1</sem:#{@ab[:inst]}>}).
          gsub(/;\{([^}]+(?![;]))\};dept\b/m,  %{<sem:#{@ab[:dpt]} depth="zero">\\1</sem:#{@ab[:dept]}>}).
          gsub(/;\{([^}]+(?![;]))\};org\b/m,   %{<sem:#{@ab[:org]} depth="zero">\\1</sem:#{@ab[:org]}>}).
          gsub(/;\{([^}]+(?![;]))\};com?\b/m,  %{<sem:#{@ab[:com]} depth="zero">\\1</sem:#{@ab[:com]}>}).
          gsub(/;\{([^}]+(?![;]))\};cty\b/m,   %{<sem:#{@ab[:cty]} depth="zero">\\1</sem:#{@ab[:cty]}>}).
          gsub(/;\{([^}]+(?![;]))\};([a-z]+(?:[_:.][a-z]+)*)/m,'<sem:\2 depth="zero">\1</sem:\2>')
      end
      dob
    end
  end
end
module SiSU_XML_Tags #Format
  require_relative 'dp'                                 # dp.rb
    include SiSU_Param
  class RDF
    include SiSU_Parts_JSON
    def initialize(md='',seg_name=[],tracker=0)
      @full_title=@subtitle=@author=@subject=@description=@publisher=@contributor=@date=@date_created=@date_issued=@date_available=@date_valid=@date_modified=@type=@format=@identifier=@source=@language=@relation=@coverage=@rights=@copyright=@owner=@keywords=''
      @md=md
      @rdfurl=%{  rdf:about="http://www.jus.uio.no/lm/toc"\n}
      if defined? @md.title.full \
      and @md.title.full                          # DublinCore 1 - title
        @rdf_title=%{    dc.title="#{seg_name}#{@md.title.full}"\n}
        @full_title=%{  <meta name="dc.title" content="#{@md.title.full}" />\n}
      end
      if defined? @md.creator.author \
      and @md.creator.author=~/\S+/                                            # DublinCore 2 - creator/author (author)
        @rdf_author=%{    dc.author="#{@md.creator.author}"\n}
        content=meta_content_clean(@md.creator.author)
        @author=%{  <meta name="dc.author" content="#{content}" />\n}
      end
      if defined? @md.publisher \
      and @md.publisher                                                        # DublinCore 5 - publisher (current copy published by)
        @rdf_publisher=%{    dc.publisher="#{@md.publisher}"\n}
        content=meta_content_clean(@md.publisher)
        @publisher=%{  <meta name="dc.publisher" content="#{content}" />\n}
      end
      if defined? @md.creator.contributor \
      and @md.creator.contributor=~/\S+/                                      # DublinCore 6 - contributor
        @rdf_contributor=%{    dc.contributor="#{@md.creator.contributor}"\n}
        content=meta_content_clean(@md.creator.contributor)
        @contributor=%{  <meta name="dc.contributor" content="#{content}" />\n}
      end
      if defined? @md.date.published \
      and @md.date.published=~/\S+/                                           # DublinCore 7 - date year-mm-dd
        @rdf_date=%{    dc.date="#{@md.date.published}"\n}
        @date=%{  <meta name="dc.date" content="#{@md.date.published}" #{@md.date_scheme} />\n} # fix @md.date_scheme
      end
      if defined? @md.date.created \
      and @md.date.created=~/\S+/                                             # DublinCore 7 - date.created year-mm-dd
        @rdf_date_created=%{    dc.date.created="#{@md.date.created}"\n}
        @date_created=%{  <meta name="dc.date.created" content="#{@md.date.created}" #{@md.date_scheme} />\n}
      end
      if defined? @md.date.issued \
      and @md.date.issued=~/\S+/                                              # DublinCore 7 - date.issued year-mm-dd
        @rdf_date_issued=%{    dc.date.issued="#{@md.date.issued}"\n}
        @date_issued=%{  <meta name="dc.date.issued" content="#{@md.date.issued}" #{@md.date_scheme} />\n}
      end
      if defined? @md.date.available \
      and @md.date.available=~/\S+/                                           # DublinCore 7 - date.available year-mm-dd
        @rdf_date_available=%{    dc.date.available="#{@md.date.available}"\n}
        @date_available=%{  <meta name="dc.date.available" content="#{@md.date.available}" #{@md.date_scheme} />\n}
      end
      if defined? @md.date.valid \
      and @md.date.valid=~/\S+/                                               # DublinCore 7 - date.valid year-mm-dd
        @rdf_date_valid=%{    dc.date.valid="#{@md.date.valid}"\n}
        @date_valid=%{  <meta name="dc.date.valid" content="#{@md.date.valid}" #{@md.date_scheme} />\n}
      end
      if defined? @md.date.modified \
      and @md.date.modified=~/\S+/                                            # DublinCore 7 - date.modified year-mm-dd
        @rdf_date_modified=%{    dc.date.modified="#{@md.date.modified}"\n}
        @date_modified=%{  <meta name="dc.date.modified" content="#{@md.date.modified}" #{@md.date_scheme} />\n}
      end
      if defined? @md.rights.all \
      and @md.rights.all                                                      # DublinCore 15 - rights
        @rdf_rights=%{    dc.rights="#{@md.rights.all}"\n}
        content=meta_content_clean(@md.rights.all)
        @rights=%{  <meta name="dc.rights" content="#{content}" />\n}
      end
      if defined? @md.classify.subject \
      and @md.classify.subject=~/\S+/                                          # DublinCore 3 - subject (us library of congress, eric or udc, or schema???)
        @rdf_subject=%{    dc.subject="#{@md.classify.subject}"\n}
        content=meta_content_clean(@md.classify.subject)
        @subject=%{  <meta name="dc.subject" content="#{content}" />\n}
      end
      if defined? @md.notes.description \
      and @md.notes.description=~/\S+/                                         # DublinCore 4 - description
        @rdf_description=%{    dc.description="#{@md.notes.description}"\n}
        content=meta_content_clean(@md.notes.description)
        @description=%{  <meta name="dc.description" content="#{content}" />\n}
      end
      if defined? @md.notes.coverage \
      and @md.notes.coverage=~/\S+/                                            # DublinCore 14 - coverage
        @rdf_coverage=%{    dc.coverage="#{@md.notes.coverage}"\n}
        content=meta_content_clean(@md.notes.coverage)
        @coverage=%{  <meta name="dc.coverage" content="#{content}" />\n}
      end
      if defined? @md.notes.relation \
      and @md.notes.relation=~/\S+/                                            # DublinCore 13 - relation
        @rdf_relation=%{    dc.relation="#{@md.notes.relation}"\n}
        content=meta_content_clean(@md.notes.relation)
        @relation=%{  <meta name="dc.relation" content="#{content}" />\n}
      end
      if defined? @md.notes.type \
      and @md.notes.type                                                       # DublinCore 8 - type (genre eg. report, convention etc)
        @rdf_type=%{    dc.type="#{@md.notes.type}"\n}
        content=meta_content_clean(@md.notes.type)
        @type=%{  <meta name="dc.type" content="#{content}" />\n}
      end
      if defined? @md.notes.format \
      and @md.notes.format=~/\S+/                                              # DublinCore 9 - format (use your mime type)
        @rdf_format=%{    dc.format="#{@md.notes.format}"\n}
        content=meta_content_clean(@md.notes.format)
        @format=%{  <meta name="dc.format" content="#{content}" />\n}
      end
      #if defined? @md.identifier.sisupod \
      #and @md.identifier.sisupod=~/\S+/                                       # DublinCore 10 - identifier (your identifier, could use urn which is free)
      #  @rdf_identifier=%{    dc.identifier="#{@md.identifier.sisupod}"\n}
      #  content=meta_content_clean(@md.identifier.sisupod)
      #  @identifier=%{  <meta name="dc.identifier" content="#{content}" />\n}
      #end
      if defined? @md.original.source \
      and @md.original.source=~/\S+/                                           # DublinCore 11 - source (document source)
        @rdf_source=%{    dc.source="#{@md.original.source}"\n}
        content=meta_content_clean(@md.original.source)
        @source=%{  <meta name="dc.source" content="#{content}" />\n}
      end
      if defined? @md.title.language \
      and @md.title.language=~/\S+/                                            # DublinCore 12 - language (English)
        @rdf_language=%{    dc.language="#{@md.title.language}"\n}
        @language=%{  <meta name="dc.language" content="#{@md.title.language}" />\n}
      end
      if defined? @md.original.language \
      and @md.original.language=~/\S+/
        @rdf_language_original=%{    dc.language="#{@md.original.language}"\n}
        @language_original=%{  <meta name="dc.language" content="#{@md.original.language}" />\n}
      end
      content=meta_content_clean(@md.keywords)
      @keywords=%{  <meta name="keywords" content="#{content}" />\n} if @md.keywords
    end
    def meta_content_clean(content='')
      content=if not content.nil?
        content=content.tr('"',"'").
           gsub(/&/,'&amp;')
        content=SiSU_XML_Munge::Trans.new(@md).char_enc.utf8(content)
      else content
      end
    end
    def rdfseg #segHead
      rdftoc
    end
    def comment_xml(extra='')
      generator="Generated by: #{@md.project_details.project} #{@md.project_details.version} of #{@md.project_details.date_stamp} (#{@md.project_details.date})"  if @md.project_details.version
      lastdone="Last Generated on: #{Time.now}"
      rubyv="Ruby version: #{@md.ruby_version}"
      sc=if @md.sc_info
        "Source file: #{@md.sc_filename} version: #{@md.sc_number} of: #{@md.sc_date}"
      else ''
      end
      if extra.empty?
<<WOK
<!-- Document processing information:
     * #{generator}
     * #{rubyv}
     * #{sc}
     * #{lastdone}
     * SiSU http://www.jus.uio.no/sisu
-->
WOK
     else
<<WOK
<!-- Document processing information:
     * #{extra}
     * #{generator}
     * #{rubyv}
     * #{sc}
     * #{lastdone}
     * SiSU http://www.jus.uio.no/sisu
-->
WOK
      end
    end
    def comment_xml_sax
      desc='SiSU XML, SAX type representation'
      comment_xml(desc)
    end
    def comment_xml_node
      desc='SiSU XML, Node type representation'
      comment_xml(desc)
    end
    def comment_xml_dom
      desc='SiSU XML, DOM type representation'
      comment_xml(desc)
    end
    def metatag_html #values strung together, because some empty, and resulting output (line breaks) is much better
<<WOK
#{@full_title}#{@subtitle}#{@author}#{@subject}#{@description}#{@publisher}#{@contributor}#{@date}#{@date_created}#{@date_issued}#{@date_available}#{@date_valid}#{@date_modified}#{@type}#{@format}#{@identifier}#{@source}#{@language}#{@relation}#{@coverage}#{@rights}#{@copyright}#{@owner}
#{SiSU_Proj_XML::Bits.new.txt_generator}
#{the_png.ico}
WOK
    end
  end
end
module SiSU_JSON_Shared
  require_relative 'xhtml_table'                        # xhtml_table.rb
  class TableJSON < SiSU_XHTML_Table::TableXHTML
  end
end
__END__
#+END_SRC

* json_format.rb

#+BEGIN_SRC ruby  :tangle "../lib/sisu/json_format.rb"
# <<sisu_document_header>>
module SiSU_JSON_Format
  require_relative 'dp'                                 # dp.rb
  require_relative 'json_parts'                         # json_parts.rb
  include SiSU_Param
  class ParagraphNumber
    def initialize(md,paranum)
      @md=md
      @paranum=(paranum \
      ? (/(\d+)/m.match(paranum)[1])
      : nil)
    end
    def display
      p_num_display=if @paranum
        @paranum.gsub(/(\d+)/,
        '<font size="1" color="#777777">' +
        '&nbsp;&nbsp;\1</font>')
      else ''
      end
      p_num_display
    end
    def name
      p_num_name=@paranum.gsub(/(\d+)/,'<a name="\1"></a>')
      p_num_name
    end
    def goto
      p_num_goto=@paranum.gsub(/(\d+)/,'<a href="#\1">')
      p_num_goto
    end
  end
  class HeadInformation
    include SiSU_Parts_JSON
    def initialize #dc rdf
      @full_title=@subtitle=@author=@subject=@description=@publisher=@contributor=@date=@type=@format=@identifier=@source=@language=@relation=@coverage=@rights=@copyright=@owner=@keywords=''
      @md=@@md
      # DublinCore 1 - title
      @rdfurl=%{  rdf:about="http://www.jus.uio.no/lm/toc"\n}
      if defined? @md.title.full \
      and @md.title.full                                                      # DublinCore 1 - title
        @rdf_title=%{    dc.title="#{seg_name}#{@md.title.full}"\n}
        @full_title=%{<meta name="dc.title" content="#{seg_name}#{@md.title.full}" />\n}
      end
      if defined? @md.creator.author \
      and @md.creator.author                                                  # DublinCore 2 - creator/author (author)
        @rdf_author=%{    dc.author="#{@md.creator.author}"\n}
        @author=%{<meta name="dc.author" content="#{@md.creator.author}" />\n}
      end
      if defined? @md.classify.subject \
      and @md.classify.subject=~/\S+/                                          # DublinCore 3 - subject (us library of congress, eric or udc, or schema???)
        @rdf_subject=%{    dc.subject="#{@md.classify.subject}"\n}
        @subject=%{<meta name="dc.subject" content="#{@md.classify.subject}" />\n}
      end
      if defined? @md.notes.description \
      and @md.notes.description=~/\S+/                                        # DublinCore 4 - description
        @rdf_description=%{    dc.description="#{@md.notes.description}"\n}
        @description=%{<meta name="dc.description" content="#{@md.notes.description}" />\n}
      end
      if defined? @md.publisher \
      and @md.publisher=~/\S+/                                                # DublinCore 5 - publisher (current copy published by)
        @rdf_publisher=%{    dc.publisher="#{@md.publisher}"\n}
        @publisher=%{<meta name="dc.publisher" content="#{@md.publisher}" />\n}
      end
      if defined? @md.creator.contributor \
      and @md.creator.contributor=~/\S+/                                      # DublinCore 6 - contributor
        @rdf_contributor=%{    dc.contributor="#{@md.creator.contributor}"\n}
        @contributor=%{<meta name="dc.contributor" content="#{@md.creator.contributor}" />\n}
      end
      if defined? @md.date.published \
      and @md.date.published                                                  # DublinCore 7 - date year-mm-dd
        @rdf_date=%{    dc.date="#{@md.date.published}"\n}
        @date=%{<meta name="dc.date" content="#{@md.date.published}" #{@md.date_scheme} />\n}
      end
      if defined? @md.date.created \
      and @md.date.created                                                    # DublinCore 7 - date.created year-mm-dd
        @rdf_date_created=%{    dc.date.created="#{@md.date.created}"\n}
        @date_created=%{<meta name="dc.date.created" content="#{@md.date.created}" #{@md.date_created_scheme} />\n}
      end
      if defined? @md.date.issued \
      and @md.date.issued                                                      # DublinCore 7 - date.issued year-mm-dd
        @rdf_date_issued=%{    dc.date.issued="#{@md.date.issued}"\n}
        @date_issued=%{<meta name="dc.date.issued" content="#{@md.date.issued}" #{@md.date_issued_scheme} />\n}
      end
      if defined? @md.date.available \
      and @md.date.available                                                  # DublinCore 7 - date.available year-mm-dd
        @rdf_date_available=%{    dc.date.available="#{@md.date.available}"\n}
        @date_available=%{<meta name="dc.date.available" content="#{@md.date.available}" #{@md.date_available_scheme} />\n}
      end
      if defined? @md.date.valid \
      and @md.date.valid                                                      # DublinCore 7 - date.valid year-mm-dd
        @rdf_date_valid=%{    dc.date.valid="#{@md.date.valid}"\n}
        @date_valid=%{<meta name="dc.date.valid" content="#{@md.date.valid}" #{@md.date_valid_scheme} />\n}
      end
      if defined? @md.date.modified \
      and @md.date.modified                                                   # DublinCore 7 - date.modified year-mm-dd
        @rdf_date_modified=%{    dc.date.modified="#{@md.date.modified}"\n}
        @date_modified=%{<meta name="dc.date.modified" content="#{@md.date.modified}" #{@md.date_modified_scheme} />\n}
      end
      if defined? @md.notes.coverage \
      and @md.notes.coverage=~/\S+/                                        # DublinCore 14 - coverage
        @rdf_coverage=%{    dc.coverage="#{@md.notes.coverage}"\n}
        @coverage=%{<meta name="dc.coverage" content="#{@md.notes.coverage}" />\n}
      end
      if defined? @md.notes.relation \
      and @md.notes.relation=~/\S+/                                         # DublinCore 13 - relation
        @rdf_relation=%{    dc.relation="#{@md.notes.relation}"\n}
        @relation=%{<meta name="dc.relation" content="#{@md.notes.relation}" />\n}
      end
      if defined? @md.notes.type \
      and @md.notes.type                                                            # DublinCore 8 - type (genre eg. report, convention etc)
        @rdf_type=%{    dc.type="#{@md.notes.type}"\n}
        @type=%{<meta name="dc.type" content="#{@md.notes.type}" />\n}
      end
      if defined? @md.notes.format \
      and @md.notes.format=~/\S+/                                              # DublinCore 9 - format (use your mime type)
        @rdf_format=%{    dc.format="#{@md.notes.format}"\n}
        @format=%{<meta name="dc.format" content="#{@md.notes.format}" />\n}
      end
      #if defined? @md.identifier.sisupod \
      #and @md.identifier.sisupod=~/\S+/                                       # DublinCore 10 - identifier (your identifier, could use urn which is free)
      #  @rdf_identifier=%{    dc.identifier="#{@md.identifier.sisupod}"\n}
      #  @identifier=%{<meta name="dc.identifier" content="#{@md.identifier.sisupod}" />\n}
      #end
      if defined? @md.original.source \
      and @md.original.source=~/\S+/                                           # DublinCore 11 - source (document source)
        @rdf_source=%{    dc.source="#{@md.original.source}"\n}
        @source=%{<meta name="dc.source" content="#{@md.source}" />\n}
      end
      if defined? @md.original.language \
      and @md.original.language=~/\S+/                                         # DublinCore 12 - language (English)
        @rdf_language=%{    dc.language="#{@md.original.title}"\n}
        @language=%{<meta name="dc.language" content="#{@md.language[:name]}" />\n}
      end
      if defined? @md.rights.all \
      and @md.rights.all=~/\S+/                                               # DublinCore 15 - rights
        rights=meta_content_clean(@md.rights.all)
        copyright=meta_content_clean(@md.rights.copyright.all)
        @rdf_rights=%{    dc.rights="#{rights}"\n}
        @rights=%{<meta name="dc.rights" content="#{rights}" />\n}
      end
      @copyright=%{<meta name="copyright" content="#{copyright}" />\n} \
        if @md.rights.copyright.all # possibly redundant see dc.rights
      @owner=%{<meta name="owner" content="#{@md.owner}" />\n} if @md.owner
      @keywords=%{<meta name="keywords" content="#{@md.keywords}" />\n} if @md.keywords
      @index='index'
    end
    def meta_content_clean(content='')
      content=if not content.nil?
        content=content.tr('"',"'").
           gsub(/&/,'&amp;')
        content=SiSU_XML_Munge::Trans.new(@md).char_enc.utf8(content)
      else content
      end
    end
    def table_close
      '</font> </td></tr></table>'
    end
    def toc_head
      <<WOK
<html>
<head>
<title>#{@md.html_title}</title>
<rdf:RDF xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
         xmlns:dc="http://purl.org/dc/elements/1.1/">
 <rdf:Description
#{@rdfurl}
#{@rdf_title}
#{@rdf_subtitle}
#{@rdf_author}
#{@rdf_subject}
#{@rdf_description}
#{@rdf_publisher}
#{@rdf_contributor}
#{@rdf_date}
#{@rdf_date_created}
#{@rdf_date_issued}
#{@rdf_date_available}
#{@rdf_date_valid}
#{@rdf_date_modified}
#{@rdf_type}
#{@rdf_format}
#{@rdf_identifier}
#{@rdf_source}
#{@rdf_language}
#{@rdf_relation}
#{@rdf_coverage}
#{@rdf_rights}
  />
</rdf:RDF>
#{@full_title}
#{@author}
#{@subject}
#{@description}
#{@publisher}
#{@contributor}
#{@date}
#{@date_created}
#{@date_issued}
#{@date_available}
#{@date_valid}
#{@date_modified}
#{@type}
#{@format}
#{@identifier}
#{@source}
#{@language}
#{@relation}
#{@coverage}
#{@rights}
#{@copyright}
#{@owner}
#{@png.ico}
#{@txt.generator}
#{@js.head}
\n</head>
#{@color.body}
#{@font.css_table_file}
<a name="top"></a>
<a name="up"></a>
<a name="start"></a>
#{@js.top}
WOK
    end
  end
  class ParagraphNumber
    def initialize(md,ocn)
      @md,@ocn=md,ocn.to_s
      @ocn ||=''
    end
    def ocn_display
      @make=SiSU_Env::ProcessingSettings.new(@md)
      if @make.build.ocn?
        ocn_class='ocn'
        if @ocn.to_i==0
          @ocn.gsub(/^(\d+|)$/,
            %{<label class="#{ocn_class}"><a name="#{@ocn}">&nbsp;</a></label>})
        else
          @ocn.gsub(/^(\d+|)$/,
            %{<label class="#{ocn_class}"><a name="#{@ocn}">\\1</a></label>})
        end
      else
        ocn_class='ocn_off'
        @ocn.gsub(/^(\d+|)$/,
          %{<label class="#{ocn_class}">&nbsp;</label>})
      end
    end
    def name
      %{<a name="#{@ocn}"></a>}
    end
    def id #w3c? "tidy" complains about numbers as identifiers ! annoying
      %{id="o#{@ocn}"}
    end
    def goto
      %{<a href="##{@ocn}">}
    end
  end
  class FormatTextObject
    include SiSU_Parts_JSON
    attr_accessor :md,:dob,:txt,:ocn,:format,:table,:link,:linkname,:paranum,:p_num,:headname,:banner,:url
    def initialize(md,t_o)
      @md,@t_o=md,t_o
      if t_o.class.inspect =~/Object/
        @txt=if defined? t_o.obj; t_o.obj
        else nil
        end
        @ocn=if defined? t_o.ocn; t_o.ocn.to_s
        else nil
        end
        @headname=if t_o.is==:heading and defined? t_o.name; t_o.name
        else nil
        end
      else
        if @md.opt.act[:maintenance][:set]==:on
          p __FILE__ << ':' << __LINE__.to_s
          p t_o.class
          p caller
        end
      end
      if defined? @t_o.ocn
        ocn=((@t_o.ocn.to_s =~/\d+/) ? @t_o.ocn : nil)
        @p_num=ParagraphNumber.new(@md,ocn)
      end
      if @format and not @format.empty?
        if @format=~/^\d:(\S+)/ #need more reliable marker #if @format =~ /#{Rx[:lv]}/
          headname=$1 #format[/\d~(\S+)/m,1]
          @headname=if headname =~/^[a-zA-Z]/; %{<a name="#{headname}" id="#{headname}"></a>} #consider: h_#{headname}
          else %{<a name="h#{headname}" id="h#{headname}"></a>}
          end
        end
      end
      @dob=t_o if defined? t_o.is
    end
    def para
      para_form_css('p','norm')
    end
    def code
      para_form_css('p','code')
    end
    def center
      para_form_css('p','center')
    end
    def bold
      para_form_css('p','bold')
    end
    def bullet
      para_form_css('li','bullet')
    end
    def format(tag,attrib)
      para_form_css(tag,attrib)
    end
    def heading_normal(tag,attrib)
      %{
<div class="substance">
  #{@p_num.ocn_display}
  <#{tag} class="#{attrib}" #{@p_num.id}>#{@p_num.name}
    #{@headname}#{@txt}
  </#{tag}>
</div>
}
    end
    def heading_body
      heading_normal('p','norm')
    end
    def heading_body0
      heading_normal('h1','norm')
    end
    def heading_body1
      heading_normal('h1','norm')
    end
    def heading_body2
      heading_normal('h2','norm')
    end
    def heading_body3
      heading_normal('h3','norm')
    end
    def heading_body4
      heading_normal('h4','norm')
    end
    def heading_body5
      heading_normal('h5','norm')
    end
    def heading_body6
      heading_normal('h6','norm')
    end
    def heading_body7
      heading_normal('h7','norm')
    end
    def title_header(tag,attrib)
      %{
<div class="content">
<#{tag} class="#{attrib}">
    #{@txt}
  </#{tag}>
</div>
}
    end
    def title_header1
      title_header('h1','tiny')
    end
    def title_header2
      title_header('h2','tiny')
    end
    def title_header3
      title_header('h3','tiny')
    end
    def title_header4
      ''
    end
    def dl #check :trailer
      "<dl><b>#{@txt}</b> #{@trailer}</dl>"
    end
    def table_css_end      #<!TZ!>
      '</table>
    </p>
  </div>'
    end
    def gsub_body
#fix
      @txt=case @txt
      when /^\s*\((i+|iv|v|vi+|ix|x|xi+)\)/
        @txt.gsub(/^\((i+|iv|v|vi+|ix|x|xi+)\)/,'<b>(\1)</b>').
          gsub(/^(#{Mx[:pa_o]}i[1-9]#{Mx[:pa_c]})\s*\((i+|iv|v|vi+|ix|x|xi+)\)/,'\1<b>(\2)</b>')
      when /^\s*\(?(\d|[a-z])+\)/
        @txt.gsub(/^\((\d+|[a-z])+\)/,'<b>(\1)</b>').
          gsub(/^(#{Mx[:pa_o]}i[1-9]#{Mx[:pa_c]})\s*\((\d+|[a-z])+\)/,'\1<b>(\2)</b>')
      when /^\s*\d{1,3}\.\s/
        @txt.gsub(/^\s*(\d+\.)/,'<b>\1</b>')
      when /^\s*[A-Z]\.\s/
        @txt.gsub(/^\s*([A-Z]\.)/,'<b>\1</b>')
      else @txt
      end
    end
    def bold_para
      %{#{the_margin.txt_0}
  <p class="bold">
    #{@txt}
  </p>
#{the_margin.num_css}
  &nbsp;&nbsp;&nbsp;
#{the_table_close}}
    end
    def bold_header
      @txt=@txt.gsub(/[1-9]~(\S+)/,'<a name="\1"></a>').
        gsub(/[1-9]~/,'')
      %{<p class="bold">
    #{@txt}
  </p>
#{the_margin.num_css}
  &nbsp;&nbsp;&nbsp;
#{the_table_close}}
    end
    def toc_head_copy_at
      %{<p class="center">#{@txt}</p>\n}
    end
    def center
      %{<p class="center">#{@txt}</p>\n}
    end
    def bold
      %{<p class="bold">#{@txt}</p>\n}
    end
    def center_bold
      %{<p class="centerbold">#{@txt}</p>\n}
    end
  end
end
__END__
#+END_SRC

* json_persist.rb

#+BEGIN_SRC ruby  :tangle "../lib/sisu/json_persist.rb"
# <<sisu_document_header>>
module SiSU_JSON_Persist
  class Persist
    @@persist=nil
    attr_accessor :head,:toc,:body,:tail,:open,:close,:sc,:endnotes,:book_idx,:metadata
    #attr_accessor :head,:body,:tail,:open,:close,:sc
#@@odf={ body: [], head: [], toc: [],  metadata: [], tail: [], book_idx: [], endnotes: [] }
    def initialize(args=nil)
      @@persist=args=(args ? args : (@@persist || persist_init_hash_values))
      @head=args[:head]
      @toc=args[:toc]
      @body=args[:body]
      @tail=args[:tail]
      @open=args[:open]
      @close=args[:close]
      @sc=args[:sc]
      @endnotes=args[:endnotes]
      @book_idx=args[:book_idx]
      @metadata=args[:metadata]
    end
    def head
      @head
    end
    def toc
      @toc
    end
    def body
      @body
    end
    def tail
      @tail
    end
    def open
      @open
    end
    def close
      @close
    end
    def sc
      @sc
    end
    def endnotes
      @endnotes
    end
    def book_idx
      @book_idx
    end
    def metadata
      @metadata
    end
    def persist_init_hash_values
      {
        head: [],
        toc: [],
        body: [],
        tail: [],
        open: [],
        close: [],
        sc: [],
        endnotes: [],
        book_idx: [],
        metadata: [],
      }
    end
    def persist_init
      @@persist=nil
      Persist.new(persist_init_hash_values)
    end
  end
end
__END__
#+END_SRC

* document header

#+NAME: sisu_document_header
#+BEGIN_SRC text
encoding: utf-8
- Name: SiSU

  - Description: documents, structuring, processing, publishing, search
    json

  - Author: Ralph Amissah
    <ralph.amissah@gmail.com>

  - Copyright: (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
    2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2019,
    2020, 2021, Ralph Amissah,
    All Rights Reserved.

  - License: GPL 3 or later:

    SiSU, a framework for document structuring, publishing and search

    Copyright (C) Ralph Amissah

    This program is free software: you can redistribute it and/or modify it
    under the terms of the GNU General Public License as published by the Free
    Software Foundation, either version 3 of the License, or (at your option)
    any later version.

    This program is distributed in the hope that it will be useful, but WITHOUT
    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
    FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
    more details.

    You should have received a copy of the GNU General Public License along with
    this program. If not, see <http://www.gnu.org/licenses/>.

    If you have Internet connection, the latest version of the GPL should be
    available at these locations:
    <http://www.fsf.org/licensing/licenses/gpl.html>
    <http://www.gnu.org/licenses/gpl.html>

    <http://www.sisudoc.org/sisu/en/manifest/gpl.fsf.html>

  - SiSU uses:
    - Standard SiSU markup syntax,
    - Standard SiSU meta-markup syntax, and the
    - Standard SiSU object citation numbering and system

  - Homepages:
    <http://www.sisudoc.org>

  - Git
    <https://git.sisudoc.org/projects/>
    <https://git.sisudoc.org/projects/?p=software/sisu.git;a=summary>
    <https://git.sisudoc.org/projects/?p=markup/sisu-markup-samples.git;a=summary>
#+END_SRC