module sdp.output.xmls;
template outputXHTMLs() {
  import sdp.output;
  import
    std.digest.sha,
    std.file,
    std.outbuffer,
    std.zip,
    std.conv : to;
  import
    sdp.output.create_zip_file,
    sdp.output.xmls,
    sdp.output.xmls_css;
  mixin SiSUoutputRgxInit;
  struct outputXHTMLs {
    static auto rgx = Rgx();
    string div_delimit(
      string                     part,
      return ref string          previous_part
    ){
      string delimit = "";
      string delimit_ = "";
      if (part != previous_part) {
        switch (part) {
        case "head":
          delimit_ ~= "\n<div class=\"doc_title\">\n" ;
          break;
        case "toc_seg":
          delimit_ ~= "\n<div class=\"doc_toc\">\n" ;
          break;
        case "toc_scroll":
          delimit_ ~= "\n<div class=\"doc_toc\">\n" ;
          break;
        case "bookindex_seg":
          delimit_ ~= "\n<div class=\"doc_bookindex\">\n" ;
          break;
        case "bookindex_scroll":
          delimit_ ~= "\n<div class=\"doc_bookindex\">\n" ;
          break;
        default:
          delimit_ ~= "\n<div class=\"doc_" ~ part ~ "\">\n" ;
          break;
        }
        if (previous_part.length > 0) {
          delimit ~= "\n</div>";
        }
        previous_part = part;
        delimit ~=  delimit_;
      }
      // you also need to close the last div, introduce a footer?
      return delimit;
    }
    string special_characters(O)(
      auto return ref const O    obj,
      string                     _txt
    ){
      _txt = (_txt)
        .replaceAll(rgx.xhtml_ampersand,    "&#38;")
        .replaceAll(rgx.xhtml_quotation,    "&#34;")
        .replaceAll(rgx.xhtml_less_than,    "&#60;")
        .replaceAll(rgx.xhtml_greater_than, "&#62;")
        .replaceAll(rgx.nbsp_char,          " ");
      if (!(obj.typeinfo.is_a == "code")) {
        _txt = (_txt)
          .replaceAll(rgx.xhtml_line_break,   "<br />");
      }
      return _txt;
    }
    string special_characters_text(string _txt){
      _txt = (_txt)
        .replaceAll(rgx.xhtml_ampersand,    "&#38;")
        .replaceAll(rgx.xhtml_quotation,    "&#34;")
        .replaceAll(rgx.xhtml_less_than,    "&#60;")
        .replaceAll(rgx.xhtml_greater_than, "&#62;")
        .replaceAll(rgx.nbsp_char,          " ");
      return _txt;
    }
    string font_face(string _txt){
      _txt = (_txt)
        .replaceAll(rgx.inline_emphasis,    ("<em>$1</em>"))
        .replaceAll(rgx.inline_bold,        ("<b>$1</b>"))
        .replaceAll(rgx.inline_underscore,  ("<u>$1</u>"))
        .replaceAll(rgx.inline_italics,     ("<i>$1</i>"))
        .replaceAll(rgx.inline_superscript, ("<sup>$1</sup>"))
        .replaceAll(rgx.inline_subscript,   ("<sub>$1</sub>"))
        .replaceAll(rgx.inline_strike,      ("<del>$1</del>"))
        .replaceAll(rgx.inline_insert,      ("<ins>$1</ins>"))
        .replaceAll(rgx.inline_mono,        ("<tt>$1</tt>"))
        .replaceAll(rgx.inline_cite,        ("<cite>$1</cite>"));
      return _txt;
    }
    string _xhtml_anchor_tags(const(string[]) anchor_tags) {
      string tags="";
      if (anchor_tags.length > 0) {
        foreach (tag; anchor_tags) {
          if (!(tag.empty)) {
            tags ~= "<a name=\"" ~ tag ~ "\"></a>";
          }
        }
      }
      return tags;
    }
    auto header_metadata(M)(
      M  doc_matters,
    ) {
      string _title="Title";
      string _author="Author";
      string _publisher="Publisher";
      string _date="Date";
      string _date_created="Date";
      string _date_issued="Date";
      string _date_available="Date";
      string _date_valid="Date";
      string _date_modified="Date";
      string _language="en";
      string _rights="Copyright: Copyright (C) year holder";
      string _generator="sdp [SiSU 7.1.8 of 2016w08/5 (2016-02-26)] (n*x and D)";
      string _generator_home="http://www.sisudoc.org";
      string o;
      o = format(q"¶<!-- SiSU header metadata -->
    <meta http-equiv="Content-Type" content="text/html;charset=utf-8" />
    <meta name="dc.title" content="%s" />
    <meta name="dc.author" content="%s" />
    <meta name="dc.publisher" content="%s" />
    <meta name="dc.date" content="%s" />
    <meta name="dc.date.created" content="%s" />
    <meta name="dc.date.issued" content="%syear" />
    <meta name="dc.date.available" content="%syear" />
    <meta name="dc.date.valid" content="%syear" />
    <meta name="dc.date.modified" content="%syear" />
    <meta name="dc.language" content="%s" />
    <meta name="dc.rights" content="%s" />
    <meta name="generator" content="%s" />
    <link rel="generator" href="%s" />
    <!-- SiSU header metadata -->¶",
      _title,
      _author,
      _publisher,
      _date,
      _date_created,
      _date_issued,
      _date_available,
      _date_valid,
      _date_modified,
      _language,
      _rights,
      _generator,
      _generator_home,
      );
      return o;
    }
    auto site_info_button(M)(
      M  doc_matters,
    ) {
      string _locations;
      if (doc_matters.conf_make_meta.make.home_button_text.length > 0) {
        _locations = (doc_matters.conf_make_meta.make.home_button_text)
          .replaceAll(
            rgx.inline_link,
            ("<p class=\"tiny_left\"><a href=\"$2\">$1</a></p>"))
          .replaceAll(
            rgx.br_line, "")
          .replaceAll(
            rgx.br_nl, "");
      } else {
         _locations = "<p class=\"tiny_left\"><a href=\"http://www.sisudoc.org\">SiSU</a></p>\n<p class=\"tiny_left\"><a href=\"http://www.sisudoc.org\">www.sisudoc.org</a></p>\n<p class=\"tiny_left\"><a href=\"http://git.sisudoc.org/gitweb/\">sources / git</a></p>";
      }
      string o;
      o = format(q"¶<div class="flex-menu-option">
          %s
        </div>¶",
      _locations,
      );
      return o;
    }
    auto inline_search_form(M)(
      M  doc_matters,
    ) {
      string _action="http://www.sisudoc.org/cgi-bin/search.cgi";
      string _db="SiSU.7a.manual";
      string o;
      o = format(q"¶<div class="flex-menu-option">
          <a name="search"></a>
          <form method="get" action="%s" target="_top">
          <font size="2">
          <input type="text" name="s1" size="24" maxlength="255" />
          <input type="hidden" name="db" value="%s" />
          <input type="hidden" name="ltd" value="1000" />
          <input type="hidden" name="off" value="0" />
          <input type="hidden" name="doc" value="live-manual" /><br />
          <input type="submit" name="search" value="search doc" />
          <input type="submit" name="search" value="search db" />
          </font></form>
        </div>¶",
      _action,
      _db,
      );
      return o;
    }
    auto html_head(M)(
      M  doc_matters,
      string type,
    ) {
      string o;
      o = format(q"¶<!DOCTYPE html>
    <html>
    <head>
      <meta charset="utf-8" />
      <title>
        %s%s
      </title>
      <!-- metadata -->
      %s
      <!-- metadata -->
      <link rel="generator" href="http://www.sisudoc.org/" />
      <link rel="shortcut icon" href="%s" />
      <link href="%s" rel="stylesheet" />
    </head>
    <body lang="%s">
    <a name="top" id="top"></a>
    <div class='delimit headband'>
      <div class="flex-menu-bar">
        %s
        <div class="flex-menu-option">
          <a href="../../manifest/sisu.en.html" target="_top">
            <font face="verdana, arial, georgia, tahoma, sans-serif, helvetica, times, roman" size="2">
              [&nbsp;document&nbsp;manifest&nbsp;]
            </font>
          </a>
        </div>
        %s%s¶",
        doc_matters.conf_make_meta.meta.title_full,
        (doc_matters.conf_make_meta.meta.creator_author.empty) ? ""
          : ", " ~ doc_matters.conf_make_meta.meta.creator_author,
        header_metadata(doc_matters),
        ((type == "seg") ? "../../../" : "../../") ~ "image/rb7.ico",
        ((type == "seg")
          ? "../../../css/html_seg.css"
          : "../../css/html_scroll.css"),
        doc_matters.src.language,
        site_info_button(doc_matters),
        inline_search_form(doc_matters),
        ((type == "seg") ? "" : "\n</div>"),
      );
      return o;
    }
    auto epub3_seg_head(M)(
      M  doc_matters,
    ) {
      string html_base = format(q"¶<!DOCTYPE html>
    <html>¶",
    );
      string html_simple = format(q"¶<!DOCTYPE html>
    <html
      xmlns="http://www.w3.org/1999/xhtml"
      xmlns:epub="http://www.idpf.org/2007/ops"
      lang="%s" xml:lang="%s">¶",
        doc_matters.src.language,
        doc_matters.src.language,
      );
      string html_strict = format(q"¶<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
         "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
    <html xmlns="http://www.w3.org/1999/xhtml"
      xmlns:epub="http://www.idpf.org/2007/ops"
      lang="%s" xml:lang="%s">¶",
        doc_matters.src.language,
        doc_matters.src.language,
      );
      string o;
      o = format(q"¶%s
    <head>
      <title>
        %s%s
      </title>
      <meta http-equiv="Content-Type" content="text/html;charset=utf-8" />
      <meta name="dc.title" content="%s" />
      <meta name="dc.author" content="%s" />
      <meta name="dc.publisher" content="SiSU http://www.jus.uio.no/sisu (this copy)" />
      <meta name="dc.date" content="year" />
      <meta name="dc.date.created" content="year" />
      <meta name="dc.date.issued" content="year" />
      <meta name="dc.date.available" content="year" />
      <meta name="dc.date.valid" content="year" />
      <meta name="dc.date.modified" content="year" />
      <meta name="dc.language" content="US" />
      <meta name="dc.rights" content="Copyright: Copyright (C) year holder" />
      <meta name="generator" content="sdp [SiSU 7.1.8 of 2016w08/5 (2016-02-26)] (n*x and D)" />
      <link rel="generator" href="http://www.sisudoc.org/" />
      <link rel="shortcut icon" href="../_sisu/image/rb7.ico" />
      <link rel="stylesheet" href="css/epub.css" type="text/css" id="main-css" />
    </head>
    <body lang="%s">
    <a name="top" id="top"></a>¶",
        html_simple,
        doc_matters.conf_make_meta.meta.title_full,
        (doc_matters.conf_make_meta.meta.creator_author.empty) ? ""
          : ", " ~ doc_matters.conf_make_meta.meta.creator_author,
        doc_matters.conf_make_meta.meta.title_full,
        (doc_matters.conf_make_meta.meta.creator_author.empty) ? ""
          : ", " ~ doc_matters.conf_make_meta.meta.creator_author,
        doc_matters.src.language,
      );
      return o;
    }
    auto tail() {
      string o;
      o = format(q"¶  </div>
      <a name="bottom" id="bottom"></a>
      <a name="end" id="end"></a>
    </body>
    </html>¶");
      return o;
    }
    auto inline_images(O)(
      auto return ref const O obj,
      string                  _txt,
      string                  _suffix    = ".html",
      string                  _xml_type = "seg",
    ) {
      string _img_pth;
      if (_xml_type == "epub") {
        _img_pth = "image/";
      } else if (_xml_type == "scroll") {
        _img_pth = "../../image/";
      } else if (_xml_type == "seg") {
        _img_pth = "../../../image/";
      }
      if (_txt.match(rgx.inline_image)) {
        _txt = _txt.replaceAll( // TODO bug where image dimensions (w or h) not given & consequently set to 0; should not be used (calculate earlier, abstraction)
            rgx.inline_image,
            ("$1<img src=\""
              ~ _img_pth
              ~ "$3\" width=\"$4\" height=\"$5\" naturalsizeflag=\"0\" align=\"bottom\" border=\"0\" /> $6"));
      }
      return _txt;
    }
    auto inline_links(O)(
      auto return ref const O obj,
      string                  _txt,
      string                  _suffix    = ".html",
      string                  _xml_type = "seg",
    ) {
      if (obj.has.inline_links) {
        if ((_txt.match(rgx.mark_internal_site_lnk))
        && (_xml_type == "scroll")) { // conditions reversed to avoid: gdc compiled program run segfault
          _txt = (_txt).replaceAll(
            rgx.inline_seg_link,
            "$1");
        }
        _txt = (_txt)
          .replaceAll(
            rgx.inline_link_fn_suffix,
            ("$1" ~ _suffix))
          .replaceAll(
            rgx.inline_link,
            ("<a href=\"$2\">$1</a>"))
          .replaceAll(
            rgx.mark_internal_site_lnk,
            "");
      }
      debug(markup_links) {
        if (_txt.match(rgx.inline_link)) {
          writeln(__LINE__,
            " (missed) markup link identified (",
            obj.has.inline_links,
            "): ", obj.typeinfo.is_a, ": ",
            obj.text
          );
        }
      }
      debug(markup) {
        if (_txt.match(rgx.inline_link)) {
          writeln(__LINE__,
            " (missed) markup link identified (",
            obj.has.inline_links,
            "): ", obj.typeinfo.is_a, ": ",
            obj.text
          );
        }
      }
      return _txt;
    }
    auto inline_notes_scroll(O)(
      auto return ref const O   obj,
      string                    _txt,
    ) {
      if (obj.has.inline_notes_reg) {
        _txt = font_face(_txt);
        _txt = (_txt).replaceAll(
          rgx.inline_notes_delimiter_al_regular_number_note,
          ("<a href=\"#note_$1\"><note id=\"noteref_$1\">&#160;<sup>$1</sup> </note></a>")
        );
      }
      debug(markup_endnotes) {
        if (_txt.match(rgx.inline_notes_delimiter_al_regular_number_note)) {
          writeln(__LINE__, " (missed) markup endnote: ", obj.typeinfo.is_a, ": ", obj.text);
        }
      }
      debug(markup) {
        if (_txt.match(rgx.inline_notes_delimiter_al_regular_number_note)) {
          writeln(__LINE__, " (missed) markup endnote: ", obj.typeinfo.is_a, ": ", obj.text);
        }
      }
      return _txt;
    }
    auto inline_notes_seg(O)(
      auto return ref const O     obj,
      string                      _txt,
    ) {
      string[] _endnotes;
      if (obj.has.inline_notes_reg) {
        _txt = font_face(_txt);
        /+ need markup for text, and separated footnote +/
        foreach(m; _txt.matchAll(rgx.inline_notes_delimiter_al_regular_number_note)) {
          _endnotes ~= format(
            "%s%s%s%s\n  %s%s%s%s%s\n  %s\n%s",
            "<p class=\"endnote\">",
            "<a href=\"#noteref_",
            m.captures[1],
            "\">",
            "<note id=\"note_",
            m.captures[1],
            "\">&#160;<sup>",
            m.captures[1],
            ".</sup></note></a>",
            m.captures[2],
            "</p>"
          );
        }
        _txt = (_txt).replaceAll(
          rgx.inline_notes_delimiter_al_regular_number_note,
          ("<a href=\"#note_$1\"><note id=\"noteref_$1\">&#160;<sup>$1</sup> </note></a>")
        );
      } else if (_txt.match(rgx.inline_notes_delimiter_al_regular_number_note)) {
        debug(markup) {
          writeln(__LINE__, " endnote: ", obj.typeinfo.is_a, ": ", obj.text);
        }
      }
      auto t = tuple(
        _txt,
        _endnotes,
      );
      return t;
    }
    auto inline_markup_scroll(O)(
      auto return ref const O  obj,
      string                   _txt,
      string                   _suffix = ".html",
    ) {
      _txt = inline_images(obj, _txt, _suffix, "scroll");
      _txt = inline_links(obj, _txt, _suffix, "scroll");
      _txt = inline_notes_scroll(obj, _txt);
      return _txt;
    }
    auto inline_markup_seg(O)(
      auto return ref const O  obj,
      string                   _txt,
      string                   _suffix = ".html",
      string                   _xml_type = "seg",
    ) {
      _txt = inline_images(obj, _txt, _suffix, _xml_type);
      _txt = inline_links(obj, _txt, _suffix, _xml_type);
      auto t = inline_notes_seg(obj, _txt);
      return t;
    }
    string lev4_heading_subtoc(O)(
      auto return ref const O    obj,
    ) {
      char[] lev4_subtoc;
      lev4_subtoc ~= "  <div class=\"nav\">\n";
      foreach (subtoc; obj.tags.lev4_subtoc) {
        if (auto m = subtoc.match(rgx.inline_link_subtoc)) {
          auto indent = m.captures[1].to!string;
          auto text = m.captures[2].to!string;
          text = font_face(text);
          auto link = m.captures[3].to!string;
          lev4_subtoc ~= subtoc.replaceFirst(rgx.inline_link_subtoc,
            format(q"¶    <p class="minitoc" indent="h%si%s">
          <a href="%s">%s</a>
        </p>
    ¶",
              indent,
              indent,
              link,
              text,
          ));
        }
      }
      lev4_subtoc ~= "  </div>\n";
      return lev4_subtoc.to!string;
    }
    auto nav_pre_next_svg(O)(
      auto return ref const O    obj,
    ) {
      string prev, next, toc;
      if (obj.tags.segment_anchor_tag == "toc") {
        toc = "";
        prev = "";
      } else {
        toc = format(q"¶<a href="toc.html" target="_top">
              <div class="toc-button menu">
                <svg viewbox="0 0 100 100">
                  <path d="M4,10h24c1.104,0,2-0.896,2-2s-0.896-2-2-2H4C2.896,6,2,6.896,2,8S2.896,10,4,10z M28,14H4c-1.104,0-2,0.896-2,2  s0.896,2,2,2h24c1.104,0,2-0.896,2-2S29.104,14,28,14z M28,22H4c-1.104,0-2,0.896-2,2s0.896,2,2,2h24c1.104,0,2-0.896,2-2  S29.104,22,28,22z"/>
                </svg>
              </div>
            </a>¶",
        );
      }
      if (obj.tags.segname_prev == "") {
        prev = "";
      } else {
        prev = format(q"¶<a href="%s.html" target="_top">
              <div class="prev-next-button previous">
                <svg viewbox="0 0 100 100">
                  <path class="arrow" d="M 50,0 L 60,10 L 20,50 L 60,90 L 50,100 L 0,50 Z" transform=" translate(15,0)">
                </svg>
              </div>
            </a>¶",
          obj.tags.segname_prev,
        );
      }
      if (obj.tags.segname_next == "") {
        next = "";
      } else {
        next = format(q"¶<a href="%s.html" target="_top">
              <div class="prev-next-button next">
                <svg viewbox="0 0 100 100">
                  <path class="arrow" d="M 50,0 L 60,10 L 20,50 L 60,90 L 50,100 L 0,50 Z "transform="translate(85,100) rotate(180) ">
                </svg>
              </div>
            </a>¶",
          obj.tags.segname_next,
        );
      }
      string _toc_pre_next = format(q"¶        <div class="flex-menu-option">
          <div class="nav-bar">
            %s
            %s
            %s
          </div>
        </div>
      </div>
    </div>¶",
        toc,
        prev,
        next,
      );
      string _pre_next = format(q"¶        <div class="flex-menu-option">
          <div class="nav-bar">
            %s
            %s
          </div>
        </div>
      </div>
    </div>¶",
        prev,
        next,
      );
      struct bar {
        string toc_pre_next() {
          return _toc_pre_next;
        }
        string pre_next() {
          return _pre_next;
        }
      }
      return bar();
    }
    auto heading(O)(
      auto return ref const O    obj,
      string                     _txt,
      string                     _xml_type = "html",
    ) {
      auto tags = _xhtml_anchor_tags(obj.tags.anchor_tags);
      string _horizontal_rule = "<hr />";
      if ((_xml_type != "html")
      || (obj.node.heading_lev_markup == 0 || obj.node.heading_lev_markup > 4)) {
        _horizontal_rule = "";
      }
      _txt = font_face(_txt);
      string o;
      if (obj.node.obj_cite_number.empty) {
        o = format(q"¶%s
      <div class="substance">
        <h%s class="%s">%s
          %s
        </h%s>
      </div>¶",
          _horizontal_rule,
          obj.node.heading_lev_markup,
          obj.typeinfo.is_a,
          tags,
          _txt,
          obj.node.heading_lev_markup,
        );
      } else {
        o = format(q"¶%s
      <div class="substance">
        <label class="ocn"><a href="#%s" class="lnkocn">%s</a></label>
        <h%s class="%s" id="%s"><a name="%s"></a>%s
          %s
        </h%s>
      </div>¶",
        _horizontal_rule,
        obj.node.obj_cite_number,
        obj.node.obj_cite_number,
        obj.node.heading_lev_markup,
        obj.typeinfo.is_a,
        obj.node.obj_cite_number,
        obj.node.obj_cite_number,
        tags,
        _txt,
        obj.node.heading_lev_markup,
        );
      }
      return o;
    }
    auto heading_scroll(O)(
      auto return ref const O    obj,
      string                     _txt,
      string                     _suffix = ".html",
    ) {
      auto tags = _xhtml_anchor_tags(obj.tags.anchor_tags);
      _txt = inline_markup_scroll(obj, _txt, _suffix);
      string o = heading(obj, _txt);
      return o;
    }
    auto heading_seg(O)(
      auto return ref const O    obj,
      string                     _txt,
      string                     _suffix = ".html",
      string                     _xml_type = "html",
    ) {
      auto t = inline_markup_seg(obj, _txt, _suffix, _xml_type);
      _txt = t[0];
      string[] _endnotes = t[1];
      string o = heading(obj, _txt, _xml_type);
      auto u = tuple(
        o,
        _endnotes,
      );
      return u;
    }
    auto para(O)(
      auto return ref const O    obj,
      string                     _txt,
    ) {
      auto tags = _xhtml_anchor_tags(obj.tags.anchor_tags);
      _txt = font_face(_txt);
      string o;
      _txt = (obj.attrib.bullet) ? ("●&#160;&#160;" ~ _txt) : _txt;
      if (obj.node.obj_cite_number.empty) {
        o = format(q"¶  <div class="substance">
      <p class="%s" indent="h%si%s">%s
        %s
      </p>
    </div>¶",
          obj.typeinfo.is_a,
          obj.attrib.indent_hang,
          obj.attrib.indent_base,
          tags,
          _txt
        );
      } else {
        o = format(q"¶  <div class="substance">
      <label class="ocn"><a href="#%s" class="lnkocn">%s</a></label>
      <p class="%s" indent="h%si%s" id="%s">%s
        %s
      </p>
    </div>¶",
          obj.node.obj_cite_number,
          obj.node.obj_cite_number,
          obj.typeinfo.is_a,
          obj.attrib.indent_hang,
          obj.attrib.indent_base,
          obj.node.obj_cite_number,
          tags,
          _txt
        );
      }
      return o;
    }
    auto para_scroll(O)(
      auto return ref const O    obj,
      string                     _txt,
      string                     _suffix = ".html",
    ) {
      auto tags = _xhtml_anchor_tags(obj.tags.anchor_tags);
      _txt = inline_markup_scroll(obj, _txt, _suffix);
      string o = para(obj, _txt);
      return o;
    }
    auto para_seg(O)(
      auto return ref const O    obj,
      string                     _txt,
      string                     _suffix = ".html",
      string                     _xml_type = "html",
    ) {
      auto t = inline_markup_seg(obj, _txt, _suffix, _xml_type);
      _txt = t[0].to!string;
      string[] _endnotes = t[1];
      string o = para(obj, _txt);
      auto u = tuple(
        o,
        _endnotes,
      );
      return u;
    }
    auto quote(O)(
      auto return ref const O    obj,
      string                     _txt,
    ) {
      _txt = font_face(_txt);
      string o;
      if (obj.node.obj_cite_number.empty) {
        o = format(q"¶  <div class="substance">
      <p class="%s">
        %s
      </p>
    </div>¶",
          obj.typeinfo.is_a,
          _txt
        );
      } else {
        o = format(q"¶  <div class="substance">
      <label class="ocn"><a href="#%s" class="lnkocn">%s</a></label>
      <p class="%s" id="%s">
        %s
      </p>
    </div>¶",
          obj.node.obj_cite_number,
          obj.node.obj_cite_number,
          obj.typeinfo.is_a,
          obj.node.obj_cite_number,
          _txt
        );
      }
      return o;
    }
    auto quote_scroll(O)(
      auto return ref const O    obj,
      string                     _txt,
      string                     _suffix = ".html",
    ) {
      auto tags = _xhtml_anchor_tags(obj.tags.anchor_tags);
      _txt = inline_markup_scroll(obj, _txt, _suffix);
      string o = quote(obj, _txt);
      return o;
    }
    auto quote_seg(O)(
      auto return ref const O    obj,
      string                     _txt,
      string                     _suffix = ".html",
      string                     _xml_type = "html",
    ) {
      auto t = inline_markup_seg(obj, _txt, _suffix, _xml_type);
      _txt = t[0].to!string;
      string[] _endnotes = t[1];
      string o = quote(obj, _txt);
      auto u = tuple(
        o,
        _endnotes,
      );
      return u;
    }
    auto group(O)(
      auto return ref const O    obj,
      string                     _txt,
    ) {
      _txt = font_face(_txt);
      string o;
      if (obj.node.obj_cite_number.empty) {
        o = format(q"¶  <div class="substance">
      <p class="%s">
        %s
      </p>
    </div>¶",
          obj.typeinfo.is_a,
          _txt
        );
      } else {
        o = format(q"¶  <div class="substance">
      <label class="ocn"><a href="#%s" class="lnkocn">%s</a></label>
      <p class="%s" id="%s">
        %s
      </p>
    </div>¶",
          obj.node.obj_cite_number,
          obj.node.obj_cite_number,
          obj.typeinfo.is_a,
          obj.node.obj_cite_number,
          _txt
        );
      }
      return o;
    }
    auto group_scroll(O)(
      auto return ref const O    obj,
      string                     _txt,
      string                     _suffix = ".html",
      string                     _xml_type = "html",
    ) {
      auto tags = _xhtml_anchor_tags(obj.tags.anchor_tags);
      _txt = inline_markup_scroll(obj, _txt, _suffix);
      string o = group(obj, _txt);
      return o;
    }
    auto group_seg(O)(
      auto return ref const O    obj,
      string                     _txt,
      string                     _suffix = ".html",
      string                     _xml_type = "html",
    ) {
      auto t = inline_markup_seg(obj, _txt, _suffix, _xml_type);
      _txt = t[0].to!string;
      string[] _endnotes = t[1];
      string o = group(obj, _txt);
      auto u = tuple(
        o,
        _endnotes,
      );
      return u;
    }
    auto block(O)(
      auto return ref const O    obj,
      string                     _txt,
    ) {
      _txt = font_face(_txt);
      string o;
      if (obj.node.obj_cite_number.empty) {
        o = format(q"¶  <div class="substance">
      <p class="%s">%s</p>
    </div>¶",
          obj.typeinfo.is_a,
          _txt.stripRight
        );
      } else {
        o = format(q"¶  <div class="substance">
      <label class="ocn"><a href="#%s" class="lnkocn">%s</a></label>
      <p class="%s" id="%s">%s</p>
    </div>¶",
          obj.node.obj_cite_number,
          obj.node.obj_cite_number,
          obj.typeinfo.is_a,
          obj.node.obj_cite_number,
          _txt.stripRight
        );
      }
      return o;
    }
    auto block_scroll(O)(
      auto return ref const O    obj,
      string                     _txt,
      string                     _suffix = ".html",
      string                     _xml_type = "html",
    ) {
      auto tags = _xhtml_anchor_tags(obj.tags.anchor_tags);
      _txt = inline_markup_scroll(obj, _txt, _suffix);
      string o = block(obj, _txt);
      return o;
    }
    auto block_seg(O)(
      auto return ref const O    obj,
      string                     _txt,
      string                     _suffix = ".html",
      string                     _xml_type = "html",
    ) {
      auto t = inline_markup_seg(obj, _txt, _suffix, _xml_type);
      _txt = t[0].to!string;
      string[] _endnotes = t[1];
      string o = block(obj, _txt);
      auto u = tuple(
        o,
        _endnotes,
      );
      return u;
    }
    auto verse(O)(
      auto return ref const O    obj,
      string                     _txt,
    ) {
      _txt = font_face(_txt);
      string o;
      if (obj.node.obj_cite_number.empty) {
          o = format(q"¶  <div class="substance">
            <p class="%s">%s</p>
        </div>¶",
          obj.typeinfo.is_a,
          _txt
        );
      } else {
        o = format(q"¶  <div class="substance">
          <label class="ocn"><a href="#%s" class="lnkocn">%s</a></label>
          <p class="%s" id="%s">%s</p>
        </div>¶",
          obj.node.obj_cite_number,
          obj.node.obj_cite_number,
          obj.typeinfo.is_a,
          obj.node.obj_cite_number,
          _txt
        );
      }
      return o;
    }
    auto verse_scroll(O)(
      auto return ref const O    obj,
      string                     _txt,
      string                     _suffix = ".html",
      string                     _xml_type = "html",
    ) {
      auto tags = _xhtml_anchor_tags(obj.tags.anchor_tags);
      _txt = inline_markup_scroll(obj, _txt, _suffix);
      string o = verse(obj, _txt);
      return o;
    }
    auto verse_seg(O)(
      auto return ref const O    obj,
      string                     _txt,
      string                     _suffix = ".html",
      string                     _xml_type = "html",
    ) {
      auto t = inline_markup_seg(obj, _txt, _suffix, _xml_type);
      _txt = t[0].to!string;
      string[] _endnotes = t[1];
      string o = verse(obj, _txt);
      auto u = tuple(
        o,
        _endnotes,
      );
      return u;
    }
    auto tablarize(O)(
      auto return ref const O    obj,
      string                     _txt,
    ) {
      string[] _table_rows = (_txt).split(rgx.table_delimiter_row);
      string[] _table_cols;
      string _table;
      string _tablenote;
      foreach(row_idx, row; _table_rows) {
        _table_cols = row.split(rgx.table_delimiter_col);
          _table ~= "<tr>";
          foreach(col_idx, cell; _table_cols) {
            if ((_table_cols.length == 1)
            && (_table_rows.length <= row_idx+2)) {
              _tablenote ~= cell;
            } else {
              string _col_is = (row_idx == 0 && obj.table.heading) ? "th" : "td";
              string _align = ("style=\"text-align:"
              ~ ((obj.table.column_aligns[col_idx] == "l")
              ? "left\"" : "right\""));
              _table ~= "<" ~ _col_is ~ " width=\"" ~ obj.table.column_widths[col_idx].to!string ~ "%\" " ~ _align ~ ">";
              _table ~= cell;
              _table ~= "</" ~ _col_is ~ ">";
            }
          }
          _table ~= "</tr>";
        }
      auto t = tuple(
        _table,
        _tablenote,
      );
      return t;
    }
    auto table(O)(
      auto return ref const O    obj,
      string                     _txt,
    ) {
      auto tags = _xhtml_anchor_tags(obj.tags.anchor_tags);
      _txt = font_face(_txt);
      auto t = tablarize(obj, _txt);
      _txt = t[0];
      string _note = t[1];
      string o;
      o = format(q"¶  <div class="substance">
      <label class="ocn"><a href="#%s" class="lnkocn">%s</a></label>
      <p class="%s" id="%s">%s
        <table summary="normal text css" width="95%%" border="0" bgcolor="white" cellpadding="2" align="center">
          %s
        </table>
        %s
      </p>
    </div>¶",
        obj.node.obj_cite_number,
        obj.node.obj_cite_number,
        obj.typeinfo.is_a,
        obj.node.obj_cite_number,
        tags,
        _txt,
        _note
      );
      return o;
    }
    auto endnote(O)(
      auto return ref const O    obj,
      string                     _txt,
    ) {
      string o;
      o = format(q"¶    <p class="%s" indent="h%si%s">
      %s
    </p>¶",
        obj.typeinfo.is_a,
        obj.attrib.indent_hang,
        obj.attrib.indent_base,
        _txt
      );
      return o;
    }
    auto code(O)(
      auto return ref const O  obj,
      string                   _txt,
    ) {
      string o;
      if (obj.node.obj_cite_number.empty) {
          o = format(q"¶  <div class="substance">
        <p class="%s">%s</p>
    </div>¶",
          obj.typeinfo.is_a,
          _txt
        );
      } else {
        o = format(q"¶  <div class="substance">
      <label class="ocn"><a href="#%s" class="lnkocn">%s</a></label>
      <p class="%s" id="%s">%s</p>
    </div>¶",
          obj.node.obj_cite_number,
          obj.node.obj_cite_number,
          obj.typeinfo.is_a,
          obj.node.obj_cite_number,
          _txt
        );
      }
      return o;
    }
  }
}