obj.metainfo node type info, ancestors

4 files changed, 434 insertions, 167 deletions

diff --git a/org/meta_abstraction.org b/org/meta_abstraction.org
index 0153020..feaf5ea 100644
--- a/org/meta_abstraction.org
+++ b/org/meta_abstraction.org
@@ -85,6 +85,7 @@ template SiSUdocAbstraction() {
     } /+ ← closed: loop markup document/text line by line +/
     /+ ↓ post loop markup document/text +/
     <<abs_post>>
+    <<abs_post_doc_reloop_processing>>
     <<abs_return_tuple>>
     /+ post loop markup document/text ↑ +/
   } /+ ← closed: abstract doc source +/
@@ -232,14 +233,14 @@ struct OCNset {
 OCNset obj_cite_digits;
 int obj_cite_digit_, obj_cite_digit_off, obj_cite_digit_bkidx, obj_cite_digit_type;
 auto object_citation_number = OCNemitter();
-int[] dom_markedup         = [ 0, 0, 0, 0, 0, 0, 0, 0, 0,];
-int[] dom_markedup_buffer  = [ 0, 0, 0, 0, 0, 0, 0, 0, 0,];
-int[] dom_collapsed        = [ 0, 0, 0, 0, 0, 0, 0, 0, 0,];
-int[] dom_collapsed_buffer = [ 0, 0, 0, 0, 0, 0, 0, 0, 0,];
+int[] dom_structure_markedup_tags_status         = [ 0, 0, 0, 0, 0, 0, 0, 0, 0,];
+int[] dom_structure_markedup_tags_status_buffer  = [ 0, 0, 0, 0, 0, 0, 0, 0, 0,];
+int[] dom_structure_collapsed_tags_status        = [ 0, 0, 0, 0, 0, 0, 0, 0, 0,];
+int[] dom_structure_collapsed_tags_status_buffer = [ 0, 0, 0, 0, 0, 0, 0, 0, 0,];
 enum DomTags { none, open, close, close_and_open, open_still, }
 #+END_SRC
 
-**** initialize heading ancestors
+**** method heading ancestors
 
 #+name: abs_top_init_struct
 #+BEGIN_SRC d
@@ -298,7 +299,7 @@ pure auto obj_heading_ancestors(O)(
 }
 #+END_SRC
 
-**** initialize dom markup tags
+**** method dom markup tags
 
 #+name: abs_top_init_struct
 #+BEGIN_SRC d
@@ -343,12 +344,12 @@ pure auto obj_dom_structure_set_markup_tags(O)(
   debug(dom_magic_numbers) {
     writeln("marked up: ", lev, ": ", dom);
   }
-  obj.metainfo.dom_markedup = dom.dup;
+  obj.metainfo.dom_structure_markedup_tags_status = dom.dup;
   return obj;
 }
 #+END_SRC
 
-**** initialize dom collapsed tags
+**** method dom collapsed tags
 
 #+name: abs_top_init_struct
 #+BEGIN_SRC d
@@ -393,12 +394,12 @@ pure auto obj_dom_set_collapsed_tags(O)(
   debug(dom_magic_numbers) {
     writeln("collapsed: ", lev, ": ", dom);
   }
-  obj.metainfo.dom_collapsed = dom.dup;
+  obj.metainfo.dom_structure_collapsed_tags_status = dom.dup;
   return obj;
 }
 #+END_SRC
 
-**** initialize ocn emit
+**** method ocn emit
 
 #+name: abs_top_init_struct
 #+BEGIN_SRC d
@@ -500,27 +501,27 @@ auto heading_match_rgx = [
 ];
 string _anchor_tag;
 string toc_txt_;
-an_object["glossary_nugget"]                     = "";
-an_object["blurb_nugget"]                        = "";
-comp_obj_heading_                                = comp_obj_heading_.init;
-comp_obj_heading_.metainfo.is_of_part            = "frontmatter";
-comp_obj_heading_.metainfo.is_of_section         = "toc";
-comp_obj_heading_.metainfo.is_of_type            = "para";
-comp_obj_heading_.metainfo.is_a                  = "heading";
-comp_obj_heading_.text                           = "Table of Contents";
-comp_obj_heading_.metainfo.ocn                   = 0;
-comp_obj_heading_.metainfo.object_number_off     = "";
-comp_obj_heading_.metainfo.object_number_type    = 0;
-comp_obj_heading_.tags.segment_anchor_tag        = "toc";
-comp_obj_heading_.metainfo.heading_lev_markup    = 4;
-comp_obj_heading_.metainfo.heading_lev_collapsed = 1;
-comp_obj_heading_.metainfo.parent_ocn            = 1;
-comp_obj_heading_.metainfo.parent_lev_markup     = 0;
-comp_obj_heading_.ptr.html_segnames              = html_segnames_ptr;
-comp_obj_heading_.tags.anchor_tags               = ["toc"];
-comp_obj_heading_.metainfo.dom_markedup          = [ 1, 1, 0, 0, 1, 0, 0, 0];
-comp_obj_heading_.metainfo.dom_collapsed         = [ 1, 1, 1, 0, 0, 0, 0, 0];
-auto toc_head                                    = comp_obj_heading_;
+an_object["glossary_nugget"]                                   = "";
+an_object["blurb_nugget"]                                      = "";
+comp_obj_heading_                                              = comp_obj_heading_.init;
+comp_obj_heading_.metainfo.is_of_part                          = "frontmatter";
+comp_obj_heading_.metainfo.is_of_section                       = "toc";
+comp_obj_heading_.metainfo.is_of_type                          = "para";
+comp_obj_heading_.metainfo.is_a                                = "heading";
+comp_obj_heading_.text                                         = "Table of Contents";
+comp_obj_heading_.metainfo.ocn                                 = 0;
+comp_obj_heading_.metainfo.object_number_off                   = "";
+comp_obj_heading_.metainfo.object_number_type                  = 0;
+comp_obj_heading_.tags.segment_anchor_tag                      = "toc";
+comp_obj_heading_.metainfo.heading_lev_markup                  = 4;
+comp_obj_heading_.metainfo.heading_lev_collapsed               = 1;
+comp_obj_heading_.metainfo.parent_ocn                          = 1;
+comp_obj_heading_.metainfo.parent_lev_markup                   = 0;
+comp_obj_heading_.ptr.html_segnames                            = html_segnames_ptr;
+comp_obj_heading_.tags.anchor_tags                             = ["toc"];
+comp_obj_heading_.metainfo.dom_structure_markedup_tags_status  = [ 1, 1, 0, 0, 1, 0, 0, 0];
+comp_obj_heading_.metainfo.dom_structure_collapsed_tags_status = [ 1, 1, 1, 0, 0, 0, 0, 0];
+auto toc_head                                                  = comp_obj_heading_;
 html_segnames_ptr_cntr++;
 the_table_of_contents_section = [
   "seg": [toc_head],
@@ -691,8 +692,8 @@ if there is a glossary section you need to:
       comp_obj_heading_.metainfo.heading_lev_collapsed = 1;
       comp_obj_heading_.metainfo.parent_ocn            = 1;
       comp_obj_heading_.metainfo.parent_lev_markup     = 0;
-      comp_obj_heading_.metainfo.dom_markedup          = [ 1, 1, 0, 0, 0, 0, 0, 0];
-      comp_obj_heading_.metainfo.dom_collapsed         = [ 1, 1, 0, 0, 0, 0, 0, 0];
+      comp_obj_heading_.metainfo.dom_structure_markedup_tags_status  = [ 1, 1, 0, 0, 0, 0, 0, 0];
+      comp_obj_heading_.metainfo.dom_structure_collapsed_tags_status = [ 1, 1, 0, 0, 0, 0, 0, 0];
       the_glossary_section                             ~= comp_obj_heading_;
       comp_obj_heading_                                = comp_obj_heading_.init;
       comp_obj_heading_.metainfo.is_of_part            = "backmatter";
@@ -708,8 +709,8 @@ if there is a glossary section you need to:
       comp_obj_heading_.metainfo.heading_lev_collapsed = 2;
       comp_obj_heading_.metainfo.parent_ocn            = 1;
       comp_obj_heading_.metainfo.parent_lev_markup     = 0;
-      comp_obj_heading_.metainfo.dom_markedup          = [ 1, 1, 0, 0, 1, 0, 0, 0];
-      comp_obj_heading_.metainfo.dom_collapsed         = [ 1, 1, 1, 0, 0, 0, 0, 0];
+      comp_obj_heading_.metainfo.dom_structure_markedup_tags_status  = [ 1, 1, 0, 0, 1, 0, 0, 0];
+      comp_obj_heading_.metainfo.dom_structure_collapsed_tags_status = [ 1, 1, 1, 0, 0, 0, 0, 0];
       comp_obj_heading_.tags.anchor_tags               = ["glossary"];
       the_glossary_section                             ~= comp_obj_heading_;
     } else {
@@ -796,41 +797,41 @@ if there is a blurb section you need to:
     line_occur["para"] = State.off;
     an_object_key="blurb_nugget";
     if (line.matchFirst(rgx.heading_blurb)) {
-      comp_obj_heading_                                = comp_obj_heading_.init;
-      comp_obj_heading_.metainfo.is_of_part            = "backmatter";
-      comp_obj_heading_.metainfo.is_of_section         = "blurb";
-      comp_obj_heading_.metainfo.is_of_type            = "para";
-      comp_obj_heading_.metainfo.is_a                  = "heading";
-      comp_obj_heading_.text                           = "Blurb";
-      comp_obj_heading_.metainfo.ocn                   = 0;
-      comp_obj_heading_.metainfo.object_number_off     = "";
-      comp_obj_heading_.metainfo.object_number_type    = 0;
-      comp_obj_heading_.tags.segment_anchor_tag        = "_part_blurb";
-      comp_obj_heading_.metainfo.heading_lev_markup    = 1;
-      comp_obj_heading_.metainfo.heading_lev_collapsed = 1;
-      comp_obj_heading_.metainfo.parent_ocn            = 1;
-      comp_obj_heading_.metainfo.parent_lev_markup     = 0;
-      comp_obj_heading_.metainfo.dom_markedup          = [ 1, 1, 0, 0, 0, 0, 0, 0];
-      comp_obj_heading_.metainfo.dom_collapsed         = [ 1, 1, 0, 0, 0, 0, 0, 0];
-      the_blurb_section                                ~= comp_obj_heading_;
-      comp_obj_heading_                                = comp_obj_heading_.init;
-      comp_obj_heading_.metainfo.is_of_part            = "backmatter";
-      comp_obj_heading_.metainfo.is_of_section         = "blurb";
-      comp_obj_heading_.metainfo.is_of_type            = "para";
-      comp_obj_heading_.metainfo.is_a                  = "heading";
-      comp_obj_heading_.text                           = "Blurb";
-      comp_obj_heading_.metainfo.ocn                   = 0;
-      comp_obj_heading_.metainfo.object_number_off     = "";
-      comp_obj_heading_.metainfo.object_number_type    = 0;
-      comp_obj_heading_.tags.segment_anchor_tag        = "blurb";
-      comp_obj_heading_.metainfo.heading_lev_markup    = 4;
-      comp_obj_heading_.metainfo.heading_lev_collapsed = 2;
-      comp_obj_heading_.metainfo.parent_ocn            = 1;
-      comp_obj_heading_.metainfo.parent_lev_markup     = 0;
-      comp_obj_heading_.tags.anchor_tags               = ["blurb"];
-      comp_obj_heading_.metainfo.dom_markedup          = [ 1, 1, 0, 0, 1, 0, 0, 0];
-      comp_obj_heading_.metainfo.dom_collapsed         = [ 1, 1, 1, 0, 0, 0, 0, 0];
-      the_blurb_section                                ~= comp_obj_heading_;
+      comp_obj_heading_                                              = comp_obj_heading_.init;
+      comp_obj_heading_.metainfo.is_of_part                          = "backmatter";
+      comp_obj_heading_.metainfo.is_of_section                       = "blurb";
+      comp_obj_heading_.metainfo.is_of_type                          = "para";
+      comp_obj_heading_.metainfo.is_a                                = "heading";
+      comp_obj_heading_.text                                         = "Blurb";
+      comp_obj_heading_.metainfo.ocn                                 = 0;
+      comp_obj_heading_.metainfo.object_number_off                   = "";
+      comp_obj_heading_.metainfo.object_number_type                  = 0;
+      comp_obj_heading_.tags.segment_anchor_tag                      = "_part_blurb";
+      comp_obj_heading_.metainfo.heading_lev_markup                  = 1;
+      comp_obj_heading_.metainfo.heading_lev_collapsed               = 1;
+      comp_obj_heading_.metainfo.parent_ocn                          = 1;
+      comp_obj_heading_.metainfo.parent_lev_markup                   = 0;
+      comp_obj_heading_.metainfo.dom_structure_markedup_tags_status  = [ 1, 1, 0, 0, 0, 0, 0, 0];
+      comp_obj_heading_.metainfo.dom_structure_collapsed_tags_status = [ 1, 1, 0, 0, 0, 0, 0, 0];
+      the_blurb_section                                              ~= comp_obj_heading_;
+      comp_obj_heading_                                              = comp_obj_heading_.init;
+      comp_obj_heading_.metainfo.is_of_part                          = "backmatter";
+      comp_obj_heading_.metainfo.is_of_section                       = "blurb";
+      comp_obj_heading_.metainfo.is_of_type                          = "para";
+      comp_obj_heading_.metainfo.is_a                                = "heading";
+      comp_obj_heading_.text                                         = "Blurb";
+      comp_obj_heading_.metainfo.ocn                                 = 0;
+      comp_obj_heading_.metainfo.object_number_off                   = "";
+      comp_obj_heading_.metainfo.object_number_type                  = 0;
+      comp_obj_heading_.tags.segment_anchor_tag                      = "blurb";
+      comp_obj_heading_.metainfo.heading_lev_markup                  = 4;
+      comp_obj_heading_.metainfo.heading_lev_collapsed               = 2;
+      comp_obj_heading_.metainfo.parent_ocn                          = 1;
+      comp_obj_heading_.metainfo.parent_lev_markup                   = 0;
+      comp_obj_heading_.tags.anchor_tags                             = ["blurb"];
+      comp_obj_heading_.metainfo.dom_structure_markedup_tags_status  = [ 1, 1, 0, 0, 1, 0, 0, 0];
+      comp_obj_heading_.metainfo.dom_structure_collapsed_tags_status = [ 1, 1, 1, 0, 0, 0, 0, 0];
+      the_blurb_section                                              ~= comp_obj_heading_;
     } else if (line.matchFirst(rgx.heading)
     && (opt_action.backmatter && opt_action.section_blurb)) {
       comp_obj_heading_                                = comp_obj_heading_.init;
@@ -847,7 +848,7 @@ if there is a blurb section you need to:
       comp_obj_heading_.metainfo.heading_lev_collapsed = an_object["lev_collapsed_number"].to!int; // make int, remove need to conv
       comp_obj_heading_.metainfo.parent_ocn            = 1;
       comp_obj_heading_.metainfo.parent_lev_markup     = 0;
-      the_blurb_section                            ~= comp_obj_heading_;
+      the_blurb_section                                ~= comp_obj_heading_;
     } else {
       _para_match_(line, an_object, an_object_key, indent, bullet, obj_type_status, line_occur);
       comp_obj_para                               = comp_obj_para.init;
@@ -1772,6 +1773,219 @@ NOTE there are issues attempting to do this on first pass as:
   - could optimise a bit by
     - skipping this loop unless the html seg or epub output is selected
 
+***** Methods
+****** get ancestors markup
+
+#+name: abs_post
+#+BEGIN_SRC d
+int[] _get_ancestors_markup(O)(O obj, ref int[] _ancestors_markup) {
+  if (obj.metainfo.is_a == "heading") {
+    debug(dom) {
+      writeln(obj.text);
+    }
+    if (obj.metainfo.heading_lev_markup == 1) {
+      _ancestors_markup = [
+        _ancestors_markup[0],
+        0,0,0,0,0,0,0
+      ];
+    }
+    if (obj.metainfo.heading_lev_markup == 2) {
+      _ancestors_markup = [
+        _ancestors_markup[0],
+        _ancestors_markup[1],
+        0,0,0,0,0,0
+      ];
+    }
+    if (obj.metainfo.heading_lev_markup == 3) {
+      _ancestors_markup = [
+        _ancestors_markup[0],
+        _ancestors_markup[1],
+        _ancestors_markup[2],
+        0,0,0,0,0
+      ];
+    }
+    if (obj.metainfo.heading_lev_markup == 4) {
+      _ancestors_markup = [
+        _ancestors_markup[0],
+        _ancestors_markup[1],
+        _ancestors_markup[2],
+        _ancestors_markup[3],
+        0,0,0,0
+      ];
+    }
+    if (obj.metainfo.heading_lev_markup == 5) {
+      _ancestors_markup = [
+        _ancestors_markup[0],
+        _ancestors_markup[1],
+        _ancestors_markup[2],
+        _ancestors_markup[3],
+        _ancestors_markup[4],
+        0,0,0
+      ];
+    }
+    if (obj.metainfo.heading_lev_markup == 6) {
+      _ancestors_markup = [
+        _ancestors_markup[0],
+        _ancestors_markup[1],
+        _ancestors_markup[2],
+        _ancestors_markup[3],
+        _ancestors_markup[4],
+        _ancestors_markup[5],
+        0,0
+      ];
+    }
+    if (obj.metainfo.heading_lev_markup == 7) {
+      _ancestors_markup = [
+        _ancestors_markup[0],
+        _ancestors_markup[1],
+        _ancestors_markup[2],
+        _ancestors_markup[3],
+        _ancestors_markup[4],
+        _ancestors_markup[5],
+        _ancestors_markup[6],
+        0
+      ];
+    }
+    if (obj.metainfo.heading_lev_markup == 8) {
+      _ancestors_markup = [
+        _ancestors_markup[0],
+        _ancestors_markup[1],
+        _ancestors_markup[2],
+        _ancestors_markup[3],
+        _ancestors_markup[4],
+        _ancestors_markup[5],
+        _ancestors_markup[6],
+        _ancestors_markup[7]
+      ];
+    }
+    _ancestors_markup[obj.metainfo.heading_lev_markup] = obj.metainfo.ocn;
+  }
+  debug(ancestor_markup) {
+    writeln("marked up: ", _ancestors_markup);
+  }
+  return _ancestors_markup;
+}
+#+END_SRC
+
+****** get ancestors collapsed
+
+#+name: abs_post
+#+BEGIN_SRC d
+int[] _get_ancestors_collapsed(O)(O obj, ref int[] _ancestors_collapsed) {
+  if (obj.metainfo.is_a == "heading") {
+    if (obj.metainfo.heading_lev_collapsed == 1) {
+      _ancestors_collapsed = [
+        _ancestors_collapsed[0],
+        0,0,0,0,0,0,0
+      ];
+    }
+    if (obj.metainfo.heading_lev_collapsed == 2) {
+      _ancestors_collapsed = [
+        _ancestors_collapsed[0],
+        _ancestors_collapsed[1],
+        0,0,0,0,0,0
+      ];
+    }
+    if (obj.metainfo.heading_lev_collapsed == 3) {
+      _ancestors_collapsed = [
+        _ancestors_collapsed[0],
+        _ancestors_collapsed[1],
+        _ancestors_collapsed[2],
+        0,0,0,0,0
+      ];
+    }
+    if (obj.metainfo.heading_lev_collapsed == 4) {
+      _ancestors_collapsed = [
+        _ancestors_collapsed[0],
+        _ancestors_collapsed[1],
+        _ancestors_collapsed[2],
+        _ancestors_collapsed[3],
+        0,0,0,0
+      ];
+    }
+    if (obj.metainfo.heading_lev_collapsed == 5) {
+      _ancestors_collapsed = [
+        _ancestors_collapsed[0],
+        _ancestors_collapsed[1],
+        _ancestors_collapsed[2],
+        _ancestors_collapsed[3],
+        _ancestors_collapsed[4],
+        0,0,0
+      ];
+    }
+    if (obj.metainfo.heading_lev_collapsed == 6) {
+      _ancestors_collapsed = [
+        _ancestors_collapsed[0],
+        _ancestors_collapsed[1],
+        _ancestors_collapsed[2],
+        _ancestors_collapsed[3],
+        _ancestors_collapsed[4],
+        _ancestors_collapsed[5],
+        0,0
+      ];
+    }
+    if (obj.metainfo.heading_lev_collapsed == 7) {
+      _ancestors_collapsed = [
+        _ancestors_collapsed[0],
+        _ancestors_collapsed[1],
+        _ancestors_collapsed[2],
+        _ancestors_collapsed[3],
+        _ancestors_collapsed[4],
+        _ancestors_collapsed[5],
+        _ancestors_collapsed[6],
+        0
+      ];
+    }
+    if (obj.metainfo.heading_lev_collapsed == 8) {
+      _ancestors_collapsed = [
+        _ancestors_collapsed[0],
+        _ancestors_collapsed[1],
+        _ancestors_collapsed[2],
+        _ancestors_collapsed[3],
+        _ancestors_collapsed[4],
+        _ancestors_collapsed[5],
+        _ancestors_collapsed[6],
+        _ancestors_collapsed[7]
+      ];
+    }
+    _ancestors_collapsed[obj.metainfo.heading_lev_collapsed] = obj.metainfo.ocn;
+  }
+  debug(ancestor_collapsed) {
+    writeln("collapsed: ", _ancestors_collapsed);
+  }
+  return _ancestors_collapsed;
+}
+#+END_SRC
+
+***** ↻ Loop section: document body [bd]
+
+- substantive object numbers already exist
+- number un-numbered non-substantive text
+
+#+name: abs_post
+#+BEGIN_SRC d
+/+ multiple 1~ levels, loop through document body +/
+if (the_document_body_section.length > 1) {
+  int[] _ancestors_markup = [0,0,0,0,0,0,0,0];
+  int[][] _ancestors_markup_;
+  _ancestors_markup = [1,0,0,0,0,0,0,0];
+  _ancestors_markup_ ~= _ancestors_markup;
+  int[] _ancestors_collapsed = [0,0,0,0,0,0,0,0];
+  int[][] _ancestors_collapsed_;
+  _ancestors_collapsed = [1,0,0,0,0,0,0,0];
+  _ancestors_collapsed_ ~= _ancestors_collapsed;
+  foreach (ref obj; the_document_body_section) {
+    if (obj.metainfo.is_a == "heading") {
+      obj.metainfo.markedup_ancestors = _get_ancestors_markup(obj, _ancestors_markup);
+    }
+  }
+  debug(ancestors) {
+    writeln("ancestors markup o_n:    ", obj.metainfo.markedup_ancestors);
+    writeln("ancestors collapsed o_n: ", obj.metainfo.markedup_ancestors);
+  }
+}
+#+END_SRC
+
 ***** ↻ Loop section: endnotes
 
 #+name: abs_post
@@ -1879,8 +2093,9 @@ Build here:
 - DOM structure
   - ancestors & decendants
     - ancestors could be determined earlier, but convenient to have here
-    - descendants could be in the form of: headings contained under current
-      heading, and/or; the range of objects under the current heading
+    - descendants could be in the form of:
+      - headings contained under current heading, and/or;
+      - the range of objects under the current heading
 - numbering
   - already given
     - substantive object numbers
@@ -1984,8 +2199,8 @@ foreach (ref obj; the_document_head_section) {
     || (opt_action.sqlite_discrete)
     || (opt_action.sqlite_update)
     || (opt_action.postgresql)) {
-      obj = obj_dom_structure_set_markup_tags(obj, dom_markedup, obj.metainfo.heading_lev_markup);
-      obj = obj_dom_set_collapsed_tags(obj, dom_collapsed, obj.metainfo.heading_lev_collapsed);
+      obj = obj_dom_structure_set_markup_tags(obj, dom_structure_markedup_tags_status, obj.metainfo.heading_lev_markup);
+      obj = obj_dom_set_collapsed_tags(obj, dom_structure_collapsed_tags_status, obj.metainfo.heading_lev_collapsed);
     }
     obj = obj_heading_ancestors(obj, lv_ancestors_txt);
   }
@@ -1998,8 +2213,8 @@ foreach (ref obj; the_document_head_section) {
 #+BEGIN_SRC d
 if (the_table_of_contents_section["scroll"].length > 1) {
   /+ scroll +/
-  dom_markedup_buffer = dom_markedup.dup;
-  dom_collapsed_buffer = dom_collapsed.dup;
+  dom_structure_markedup_tags_status_buffer = dom_structure_markedup_tags_status.dup;
+  dom_structure_collapsed_tags_status_buffer = dom_structure_collapsed_tags_status.dup;
   foreach (ref obj; the_table_of_contents_section["scroll"]) {
     if (obj.metainfo.is_a == "heading") {
       if (obj.metainfo.heading_lev_markup <= 4) {
@@ -2018,15 +2233,15 @@ if (the_table_of_contents_section["scroll"].length > 1) {
       || (opt_action.sqlite_discrete)
       || (opt_action.sqlite_update)
       || (opt_action.postgresql)) {
-        obj = obj_dom_structure_set_markup_tags(obj, dom_markedup, obj.metainfo.heading_lev_markup);
-        obj = obj_dom_set_collapsed_tags(obj, dom_collapsed, obj.metainfo.heading_lev_collapsed);
+        obj = obj_dom_structure_set_markup_tags(obj, dom_structure_markedup_tags_status, obj.metainfo.heading_lev_markup);
+        obj = obj_dom_set_collapsed_tags(obj, dom_structure_collapsed_tags_status, obj.metainfo.heading_lev_collapsed);
       }
       obj = obj_heading_ancestors(obj, lv_ancestors_txt);
     }
   }
   /+ seg +/
-  dom_markedup = dom_markedup_buffer.dup;
-  dom_collapsed = dom_collapsed_buffer.dup;
+  dom_structure_markedup_tags_status = dom_structure_markedup_tags_status_buffer.dup;
+  dom_structure_collapsed_tags_status = dom_structure_collapsed_tags_status_buffer.dup;
   foreach (ref obj; the_table_of_contents_section["seg"]) {
     if (obj.metainfo.is_a == "heading") {
       debug(dom) {
@@ -2044,8 +2259,8 @@ if (the_table_of_contents_section["scroll"].length > 1) {
       || (opt_action.html_scroll)
       || (opt_action.html_seg)
       || (opt_action.epub)) {
-        obj = obj_dom_structure_set_markup_tags(obj, dom_markedup, obj.metainfo.heading_lev_markup);
-        obj = obj_dom_set_collapsed_tags(obj, dom_collapsed, obj.metainfo.heading_lev_collapsed);
+        obj = obj_dom_structure_set_markup_tags(obj, dom_structure_markedup_tags_status, obj.metainfo.heading_lev_markup);
+        obj = obj_dom_set_collapsed_tags(obj, dom_structure_collapsed_tags_status, obj.metainfo.heading_lev_collapsed);
       }
       obj = obj_heading_ancestors(obj, lv_ancestors_txt);
     }
@@ -2084,8 +2299,8 @@ if (the_document_body_section.length > 1) {
       || (opt_action.sqlite_discrete)
       || (opt_action.sqlite_update)
       || (opt_action.postgresql)) {
-        obj = obj_dom_structure_set_markup_tags(obj, dom_markedup, obj.metainfo.heading_lev_markup);
-        obj = obj_dom_set_collapsed_tags(obj, dom_collapsed, obj.metainfo.heading_lev_collapsed);
+        obj = obj_dom_structure_set_markup_tags(obj, dom_structure_markedup_tags_status, obj.metainfo.heading_lev_markup);
+        obj = obj_dom_set_collapsed_tags(obj, dom_structure_collapsed_tags_status, obj.metainfo.heading_lev_collapsed);
       }
       obj = obj_heading_ancestors(obj, lv_ancestors_txt);
     } else if (obj.metainfo.is_a == "para") {
@@ -2105,10 +2320,10 @@ auto images=uniq(_images.sort());
 #+BEGIN_SRC d
 /+ optional only one 1~ level +/
 if (the_endnotes_section.length > 1) {
-  dom_markedup_buffer = dom_markedup.dup;
-  dom_collapsed_buffer = dom_collapsed.dup;
-  dom_markedup = dom_markedup_buffer.dup;
-  dom_collapsed = dom_collapsed_buffer.dup;
+  dom_structure_markedup_tags_status_buffer = dom_structure_markedup_tags_status.dup;
+  dom_structure_collapsed_tags_status_buffer = dom_structure_collapsed_tags_status.dup;
+  dom_structure_markedup_tags_status = dom_structure_markedup_tags_status_buffer.dup;
+  dom_structure_collapsed_tags_status = dom_structure_collapsed_tags_status_buffer.dup;
   foreach (ref obj; the_endnotes_section) {
     if (obj.metainfo.is_a == "heading") {
       debug(dom) {
@@ -2135,8 +2350,8 @@ if (the_endnotes_section.length > 1) {
       || (opt_action.sqlite_discrete)
       || (opt_action.sqlite_update)
       || (opt_action.postgresql)) {
-        obj = obj_dom_structure_set_markup_tags(obj, dom_markedup, obj.metainfo.heading_lev_markup);
-        obj = obj_dom_set_collapsed_tags(obj, dom_collapsed, obj.metainfo.heading_lev_collapsed);
+        obj = obj_dom_structure_set_markup_tags(obj, dom_structure_markedup_tags_status, obj.metainfo.heading_lev_markup);
+        obj = obj_dom_set_collapsed_tags(obj, dom_structure_collapsed_tags_status, obj.metainfo.heading_lev_collapsed);
       }
       obj = obj_heading_ancestors(obj, lv_ancestors_txt);
     }
@@ -2178,8 +2393,8 @@ if (the_glossary_section.length > 1) {
       || (opt_action.sqlite_discrete)
       || (opt_action.sqlite_update)
       || (opt_action.postgresql)) {
-        obj = obj_dom_structure_set_markup_tags(obj, dom_markedup, obj.metainfo.heading_lev_markup);
-        obj = obj_dom_set_collapsed_tags(obj, dom_collapsed, obj.metainfo.heading_lev_collapsed);
+        obj = obj_dom_structure_set_markup_tags(obj, dom_structure_markedup_tags_status, obj.metainfo.heading_lev_markup);
+        obj = obj_dom_set_collapsed_tags(obj, dom_structure_collapsed_tags_status, obj.metainfo.heading_lev_collapsed);
       }
       obj = obj_heading_ancestors(obj, lv_ancestors_txt);
     } else if (obj.metainfo.is_a == "glossary") {
@@ -2224,8 +2439,8 @@ if (the_bibliography_section.length > 1) {
       || (opt_action.sqlite_discrete)
       || (opt_action.sqlite_update)
       || (opt_action.postgresql)) {
-        obj = obj_dom_structure_set_markup_tags(obj, dom_markedup, obj.metainfo.heading_lev_markup);
-        obj = obj_dom_set_collapsed_tags(obj, dom_collapsed, obj.metainfo.heading_lev_collapsed);
+        obj = obj_dom_structure_set_markup_tags(obj, dom_structure_markedup_tags_status, obj.metainfo.heading_lev_markup);
+        obj = obj_dom_set_collapsed_tags(obj, dom_structure_collapsed_tags_status, obj.metainfo.heading_lev_collapsed);
       }
       obj = obj_heading_ancestors(obj, lv_ancestors_txt);
     } else if (obj.metainfo.is_a == "bibliography") {
@@ -2248,8 +2463,8 @@ int ocn_bkidx_ = 0;
 int ocn_bidx_;
 if (the_bookindex_section["scroll"].length > 1) {
   /+ scroll +/
-  dom_markedup_buffer = dom_markedup.dup;
-  dom_collapsed_buffer = dom_collapsed.dup;
+  dom_structure_markedup_tags_status_buffer = dom_structure_markedup_tags_status.dup;
+  dom_structure_collapsed_tags_status_buffer = dom_structure_collapsed_tags_status.dup;
   foreach (ref obj; the_bookindex_section["scroll"]) {
     if (obj.metainfo.is_a == "heading") {
       debug(dom) {
@@ -2275,20 +2490,20 @@ if (the_bookindex_section["scroll"].length > 1) {
       || (opt_action.sqlite_discrete)
       || (opt_action.sqlite_update)
       || (opt_action.postgresql)) {
-        obj = obj_dom_structure_set_markup_tags(obj, dom_markedup, obj.metainfo.heading_lev_markup);
-        obj = obj_dom_set_collapsed_tags(obj, dom_collapsed, obj.metainfo.heading_lev_collapsed);
+        obj = obj_dom_structure_set_markup_tags(obj, dom_structure_markedup_tags_status, obj.metainfo.heading_lev_markup);
+        obj = obj_dom_set_collapsed_tags(obj, dom_structure_collapsed_tags_status, obj.metainfo.heading_lev_collapsed);
       }
       obj = obj_heading_ancestors(obj, lv_ancestors_txt);
     } else if (obj.metainfo.is_a == "bookindex") {
-      obj_cite_digits                   = ocn_emit(OCNstatus.bkidx);
+      obj_cite_digits                       = ocn_emit(OCNstatus.bkidx);
       obj.metainfo.ocn                      = obj_cite_digits.digit;
       obj.metainfo.o_n_book_index           = obj_cite_digits.bkidx;
       obj.metainfo.object_number_type       = OCNtype.bkidx;
     }
   }
   /+ seg +/
-  dom_markedup = dom_markedup_buffer.dup;
-  dom_collapsed = dom_collapsed_buffer.dup;
+  dom_structure_markedup_tags_status = dom_structure_markedup_tags_status_buffer.dup;
+  dom_structure_collapsed_tags_status = dom_structure_collapsed_tags_status_buffer.dup;
   foreach (ref obj; the_bookindex_section["seg"]) {
     if (obj.metainfo.is_a == "heading") {
       debug(dom) {
@@ -2314,12 +2529,12 @@ if (the_bookindex_section["scroll"].length > 1) {
       || (opt_action.sqlite_discrete)
       || (opt_action.sqlite_update)
       || (opt_action.postgresql)) {
-        obj = obj_dom_structure_set_markup_tags(obj, dom_markedup, obj.metainfo.heading_lev_markup);
-        obj = obj_dom_set_collapsed_tags(obj, dom_collapsed, obj.metainfo.heading_lev_collapsed);
+        obj = obj_dom_structure_set_markup_tags(obj, dom_structure_markedup_tags_status, obj.metainfo.heading_lev_markup);
+        obj = obj_dom_set_collapsed_tags(obj, dom_structure_collapsed_tags_status, obj.metainfo.heading_lev_collapsed);
       }
       obj = obj_heading_ancestors(obj, lv_ancestors_txt);
     } else if (obj.metainfo.is_a == "bookindex") {
-      ocn_bidx_ = ++ocn_bkidx_;
+      ocn_bidx_                             = ++ocn_bkidx_;
       obj.metainfo.o_n_book_index           = ocn_bidx_; // FIX need to distinguish from regular ocn
       obj.metainfo.object_number_type       = OCNtype.bkidx;
     }
@@ -2363,8 +2578,8 @@ if (the_blurb_section.length > 1) {
       || (opt_action.sqlite_discrete)
       || (opt_action.sqlite_update)
       || (opt_action.postgresql)) {
-        obj = obj_dom_structure_set_markup_tags(obj, dom_markedup, obj.metainfo.heading_lev_markup);
-        obj = obj_dom_set_collapsed_tags(obj, dom_collapsed, obj.metainfo.heading_lev_collapsed);
+        obj = obj_dom_structure_set_markup_tags(obj, dom_structure_markedup_tags_status, obj.metainfo.heading_lev_markup);
+        obj = obj_dom_set_collapsed_tags(obj, dom_structure_collapsed_tags_status, obj.metainfo.heading_lev_collapsed);
       }
       obj = obj_heading_ancestors(obj, lv_ancestors_txt);
     } else if (obj.metainfo.is_a == "blurb") {
@@ -2383,8 +2598,8 @@ if (the_blurb_section.length > 1) {
   /+ TODO
     - note create/insert heading object sole purpose eof close all open tags
       sort out:
-      - obj.metainfo.dom_markedup = dom_markedup;
-      - obj.metainfo.dom_collapsed = dom_collapsed;
+      - obj.metainfo.dom_structure_markedup_tags_status = dom_structure_markedup_tags_status;
+      - obj.metainfo.dom_structure_collapsed_tags_status = dom_structure_collapsed_tags_status;
   +/
 comp_obj_heading_                                = comp_obj_heading_.init;
 comp_obj_heading_.metainfo.is_of_part            = "empty";
@@ -2399,10 +2614,10 @@ comp_obj_heading_.metainfo.heading_lev_markup    = 9;
 comp_obj_heading_.metainfo.heading_lev_collapsed = 9;
 comp_obj_heading_.metainfo.parent_ocn            = 0;
 comp_obj_heading_.metainfo.parent_lev_markup     = 0;
-comp_obj_heading_.metainfo.dom_markedup          = dom_markedup.dup;
-comp_obj_heading_.metainfo.dom_collapsed         = dom_collapsed.dup;
-comp_obj_heading_ = obj_dom_structure_set_markup_tags(comp_obj_heading_, dom_markedup, 0);
-comp_obj_heading_ = obj_dom_set_collapsed_tags(comp_obj_heading_, dom_collapsed, 0);
+comp_obj_heading_.metainfo.dom_structure_markedup_tags_status          = dom_structure_markedup_tags_status.dup;
+comp_obj_heading_.metainfo.dom_structure_collapsed_tags_status         = dom_structure_collapsed_tags_status.dup;
+comp_obj_heading_ = obj_dom_structure_set_markup_tags(comp_obj_heading_, dom_structure_markedup_tags_status, 0);
+comp_obj_heading_ = obj_dom_set_collapsed_tags(comp_obj_heading_, dom_structure_collapsed_tags_status, 0);
 comp_obj_heading_ = obj_heading_ancestors(comp_obj_heading_, lv_ancestors_txt);
 // the_dom_tail_section                      ~= comp_obj_heading_; // remove tail for now, decide on later
 #+END_SRC
@@ -2497,16 +2712,68 @@ destroy(the_blurb_section);
 destroy(html_segnames);
 destroy(bookindex_unordered_hashes);
 destroy(an_object);
-obj_cite_digits        = ocn_emit(OCNstatus.reset);
-biblio_arr_json        = [];
-obj_cite_digit_        = 0;
-html_segnames_ptr      = 0;
-html_segnames_ptr_cntr = 0;
-content_non_header     = "8";
-dom_markedup           = [ 0, 0, 0, 0, 0, 0, 0, 0, 0,];
-dom_markedup_buffer    = [ 0, 0, 0, 0, 0, 0, 0, 0, 0,];
-dom_collapsed          = [ 0, 0, 0, 0, 0, 0, 0, 0, 0,];
-dom_collapsed_buffer   = [ 0, 0, 0, 0, 0, 0, 0, 0, 0,];
+obj_cite_digits                              = ocn_emit(OCNstatus.reset);
+biblio_arr_json                              = [];
+obj_cite_digit_                              = 0;
+html_segnames_ptr                            = 0;
+html_segnames_ptr_cntr                       = 0;
+content_non_header                           = "8";
+dom_structure_markedup_tags_status           = [ 0, 0, 0, 0, 0, 0, 0, 0, 0,];
+dom_structure_markedup_tags_status_buffer    = [ 0, 0, 0, 0, 0, 0, 0, 0, 0,];
+dom_structure_collapsed_tags_status          = [ 0, 0, 0, 0, 0, 0, 0, 0, 0,];
+dom_structure_collapsed_tags_status_buffer   = [ 0, 0, 0, 0, 0, 0, 0, 0, 0,];
+#+END_SRC
+
+*** [#A] ↻ _reloop_                                                  :reloop:
+
+- this would work, but no need for extra loop, remove
+
+#+name: abs_post_doc_reloop_processing
+#+BEGIN_SRC d
+debug(abstraction) {
+  foreach (part; sequenced_document_keys.scroll) {
+    foreach (ref obj; document_the[part]) {
+      debug(node_misc) {
+        if (obj.metainfo.is_a == "heading") {
+          writeln("heading ancestors text?: ", obj.tags.heading_ancestors_text);
+        }
+      }
+      debug(node_headings) {
+        if (obj.metainfo.is_a == "heading") {
+          writeln("---");
+          writeln(obj.text);
+          writeln("  node:                    ", obj.metainfo.node);
+          writeln("  ocn:                     ", obj.metainfo.ocn);
+          writeln("  markedup heading lev:    ", obj.metainfo.heading_lev_markup);
+          writeln("  collapsed heading lev    ", obj.metainfo.heading_lev_collapsed);
+          writeln("  parent ocn:              ", obj.metainfo.parent_ocn);
+          writeln("  parent lev:              ", obj.metainfo.parent_lev_markup);
+          writeln("  markedup ancestors o_n:  ", obj.metainfo.markedup_ancestors);
+          writeln("  dom markedup:            ", obj.metainfo.dom_structure_markedup_tags_status);
+          writeln("  collapsed ancestors o_n: ", obj.metainfo.collapsed_ancestors);
+          writeln("  dom collapsed:           ", obj.metainfo.dom_structure_collapsed_tags_status);
+        }
+      }
+      debug(node_all) {
+        writeln("---");
+        if (obj.metainfo.is_a == "heading") {
+          writeln(obj.text);
+        }
+        writeln("node:                    ", obj.metainfo.node);
+        writeln("ocn:                     ", obj.metainfo.ocn);
+        writeln("markedup heading lev:    ", obj.metainfo.heading_lev_markup);
+        writeln("collapsed heading lev    ", obj.metainfo.heading_lev_collapsed);
+        writeln("markedup ancestors o_n:  ", obj.metainfo.markedup_ancestors);
+        writeln("collapsed ancestors o_n: ", obj.metainfo.collapsed_ancestors);
+        writeln("dom markedup:            ", obj.metainfo.dom_structure_markedup_tags_status);
+        writeln("dom collapsed:           ", obj.metainfo.dom_structure_collapsed_tags_status);
+        writeln("parent ocn:              ", obj.metainfo.parent_ocn);
+        writeln("parent lev:              ", obj.metainfo.parent_lev_markup);
+        writeln("Node:                    ", obj.metainfo.ocn);
+      }
+    }
+  }
+}
 #+END_SRC
 
 *** [#A] _return document tuple_                               :return:tuple:
@@ -6808,7 +7075,7 @@ struct NodeStructureMetadata {
     comp_obj_location.tags.segment_anchor_tag     = segment_anchor_tag.to!string;
     comp_obj_location.metainfo.parent_ocn         = p_["object_number"];
     comp_obj_location.metainfo.parent_lev_markup  = p_["lev_markup_number"];
-    debug(node) {
+    debug(_node) {
       if (lev_markup_number.match(rgx.levels_numbered_headings)) {
         writeln("x ", _node.to!string);
       } else {
@@ -6979,7 +7246,7 @@ struct NodeStructureMetadata {
     _comp_obj_heading_.has.inline_notes_reg             = flag_notes_reg;
     _comp_obj_heading_.has.inline_notes_star            = flag_notes_star;
     _comp_obj_heading_.has.inline_links                 = flag_links;
-    debug(node) {
+    debug(_node) {
       if (lev_markup_number.match(rgx.levels_numbered_headings)) {
         writeln("* ", _node.to!string);
       }
@@ -7402,50 +7669,50 @@ struct DocObj_MetaInfo_ {                                   // metainfo
     }
     return _out;
   }
-  int[]                  dom_markedup                       = [ 0, 0, 0, 0, 0, 0, 0, 0,];
-  int[]                  dom_collapsed                      = [ 0, 0, 0, 0, 0, 0, 0, 0,];
-  int[]                  heading_ancestors                  = [ 0, 0, 0, 0, 0, 0, 0, 0,];
-  int                    parent_lev_markup                  = 0;
-  int                    parent_ocn                         = 0;
-  int[]                  ancestors                          = [];
+  int[]                  markedup_ancestors                  = [ 0, 0, 0, 0, 0, 0, 0, 0,];
+  int[]                  collapsed_ancestors                 = [ 0, 0, 0, 0, 0, 0, 0, 0,];
+  int[]                  dom_structure_markedup_tags_status  = [ 0, 0, 0, 0, 0, 0, 0, 0,];
+  int[]                  dom_structure_collapsed_tags_status = [ 0, 0, 0, 0, 0, 0, 0, 0,];
+  int                    parent_lev_markup                   = 0;
+  int                    parent_ocn                          = 0;
 }
-struct DocObj_TxtAttrib_ {                                  // attrib
-  int                    indent_base                        = 0;
-  int                    indent_hang                        = 0;
-  bool                   bullet                             = false;
-  string                 language                           = ""; // not implemented, consider
+struct DocObj_TxtAttrib_ {                                   // attrib
+  int                    indent_base                         = 0;
+  int                    indent_hang                         = 0;
+  bool                   bullet                              = false;
+  string                 language                            = ""; // not implemented, consider
 }
-struct DocObj_Has_ {                                        // has
-  bool                   inline_links                       = false;
-  bool                   inline_notes_reg                   = false;
-  bool                   inline_notes_star                  = false;
-  bool                   contains_image_without_dimensions  = false;
+struct DocObj_Has_ {                                         // has
+  bool                   inline_links                        = false;
+  bool                   inline_notes_reg                    = false;
+  bool                   inline_notes_star                   = false;
+  bool                   contains_image_without_dimensions   = false;
 }
-struct DocObj_Table_ {                                      // table
-  int                    number_of_columns                  = 0;
-  double[]               column_widths                      = [];
-  string[]               column_aligns                      = [];
-  bool                   heading                            = false;
-  bool                   walls                              = false; // not implemented
+struct DocObj_Table_ {                                       // table
+  int                    number_of_columns                   = 0;
+  double[]               column_widths                       = [];
+  string[]               column_aligns                       = [];
+  bool                   heading                             = false;
+  bool                   walls                               = false; // not implemented
 }
-struct DocObj_CodeBlock_ {                                  // code_block
-  string                 syntax                             = "";
+struct DocObj_CodeBlock_ {                                   // code_block
+  string                 syntax                              = "";
 }
-struct DocObj_Pointer_ {                                    // ptr
-  int                    doc_object                         = 0;
-  int                    html_segnames                      = 0;
-  int                    heading                            = 0;
+struct DocObj_Pointer_ {                                     // ptr
+  int                    doc_object                          = 0;
+  int                    html_segnames                       = 0;
+  int                    heading                             = 0;
 }
-struct DocObj_Tags_ {                                       // tags
-  string[]               heading_ancestors_text             = [ "", "", "", "", "", "", "", "", ];
-  string                 segment_anchor_tag                 = "";
-  string                 segname_prev                       = "";
-  string                 segname_next                       = "";
-  string[]               lev4_subtoc                        = [];
-  string[]               anchor_tags                        = [];
+struct DocObj_Tags_ {                                        // tags
+  string[]               heading_ancestors_text              = [ "", "", "", "", "", "", "", "", ]; // TODO redundant? see markedup and collapsed ancestors DONE
+  string                 segment_anchor_tag                  = "";
+  string                 segname_prev                        = "";
+  string                 segname_next                        = "";
+  string[]               lev4_subtoc                         = [];
+  string[]               anchor_tags                         = [];
 }
 struct ObjGenericComposite {
-  string                 text                               = "";
+  string                 text                                = "";
   DocObj_MetaInfo_       metainfo;
   DocObj_TxtAttrib_      attrib;
   DocObj_Tags_           tags;
diff --git a/org/meta_debugs.org b/org/meta_debugs.org
index b89b4ea..e34a95c 100644
--- a/org/meta_debugs.org
+++ b/org/meta_debugs.org
@@ -310,7 +310,7 @@ debug(toc_nav_dom) {
     foreach (obj; contents[sect]) {
       if (obj.metainfo.is_a == "heading") {
         foreach_reverse (k; 0 .. 7) {
-          switch (obj.dom_markedup[k]) {
+          switch (obj.dom_structure_markedup_tags_status[k]) {
           case DomTags.close :
             writeln(markup.indent_by_spaces_provided(k), "</", k, ">");
             break;
@@ -337,7 +337,7 @@ debug(toc_nav_dom) {
     foreach (obj; contents[sect]) {
       if (obj.metainfo.is_a == "heading") {
         foreach_reverse (k; 0 .. 7) {
-          switch (obj.dom_collapsed[k]) {
+          switch (obj.dom_structure_collapsed_tags_status[k]) {
           case DomTags.close :
             writeln(markup.indent_by_spaces_provided(k), "</", k, ">");
             break;
diff --git a/org/output_sqlite.org b/org/output_sqlite.org
index 45f8303..58e612e 100644
--- a/org/output_sqlite.org
+++ b/org/output_sqlite.org
@@ -1063,9 +1063,9 @@ foreach (part; doc_matters.xml.keys_seq.sql) {
       if ((doc_matters.opt.action.verbose)) {
         writeln(
           "markup: ", obj.metainfo.heading_lev_markup,
-          "> ", obj.metainfo.dom_markedup,
+          "> ", obj.metainfo.dom_structure_markedup_tags_status,
           "; collapsed: ", obj.metainfo.heading_lev_collapsed,
-          "> ", obj.metainfo.dom_collapsed,
+          "> ", obj.metainfo.dom_structure_collapsed_tags_status,
           "; ocn: ", obj.metainfo.ocn,
           " node: ", obj.metainfo.node,
           "; parent: ", obj.metainfo.parent_lev_markup,
diff --git a/org/output_xmls.org b/org/output_xmls.org
index 3742975..27c3f2f 100644
--- a/org/output_xmls.org
+++ b/org/output_xmls.org
@@ -2058,7 +2058,7 @@ string epub3_oebps_toc_nav_xhtml(D,I)(D doc_abstraction, I doc_matters) {
         string _txt = obj.text.replaceAll(rgx.inline_notes_al_gen, "").strip;
         foreach_reverse (n; 0 .. 7) {
           string k = n.to!string;
-          switch (obj.metainfo.dom_collapsed[n]) {
+          switch (obj.metainfo.dom_structure_collapsed_tags_status[n]) {
           case DomTags.close :
             toc ~= markup.indent_by_spaces_provided((n + 1), "  ") ~ "</li>" ~ "\n";
             toc ~= markup.indent_by_spaces_provided(n, "  ") ~ "</ol>" ~ "\n";
@@ -2164,7 +2164,7 @@ string epub2_oebps_toc_ncx(D,I)(D doc_abstraction, I doc_matters) {
         string _txt = obj.text.replaceAll(rgx.inline_notes_al_gen, "").strip;
         string hashtag =(obj.metainfo.heading_lev_markup <= 4) ? "" : ("#" ~ obj.metainfo.ocn.to!string);
         foreach_reverse (k; 0 .. 7) {
-          switch (obj.metainfo.dom_markedup[k]) {
+          switch (obj.metainfo.dom_structure_markedup_tags_status[k]) {
           case DomTags.close :
             toc ~= "\n    </navPoint>";
             break;