0.9.0 document sections

8 files changed, 449 insertions, 184 deletions

diff --git a/src/sdp.d b/src/sdp.d
index c13250d..63df077 100755
--- a/src/sdp.d
+++ b/src/sdp.d
@@ -196,21 +196,68 @@ void main(string[] args) {
       /+ ↓ document abstraction: process document, return abstraction as tuple +/
       auto t = abs.abstract_doc_source(content_body, dochead_make, dochead_meta);
       static assert(!isTypeTuple!(t));
-      auto doc_ao_contents = t[0]; // head ~ toc ~ contents ~ endnotes_seg ~ [glossary] ~ bibliography ~ bookindex;
+      auto doc_ao_contents = t[0]; // head ~ toc ~ contents ~ endnotes_seg ~ glossary ~ bibliography ~ bookindex ~blurb;
       auto doc_ao_bookindex_unordered_hashes = t[1]; // redundant?
       auto doc_ao_biblio = t[2];                     // redundant?
+      string[][string] document_section_keys_sequenced = [
+        "seg": [
+           "head",
+           "toc_seg",
+           "body",
+         ],
+         "scroll": [
+           "head",
+           "toc_scroll",
+           "body",
+         ]
+      ];
+      /+ seg +/
+      if (doc_ao_contents["endnotes_seg"].length > 1) {
+        document_section_keys_sequenced["seg"] =
+          document_section_keys_sequenced["seg"] ~= "endnotes_seg";
+      }
+      if (doc_ao_contents["glossary"].length > 1) {
+        document_section_keys_sequenced["seg"] =
+          document_section_keys_sequenced["seg"] ~= "glossary";
+      }
+      if (doc_ao_contents["bibliography"].length > 1) {
+        document_section_keys_sequenced["seg"] =
+          document_section_keys_sequenced["seg"] ~= "bibliography";
+      }
+      if (doc_ao_contents["bookindex_seg"].length > 1) {
+        document_section_keys_sequenced["seg"] =
+          document_section_keys_sequenced["seg"] ~= "bookindex_seg";
+      }
+      if (doc_ao_contents["blurb"].length > 1) {
+        document_section_keys_sequenced["seg"] =
+          document_section_keys_sequenced["seg"] ~= "blurb";
+      }
+      /+ scroll +/
+      if (doc_ao_contents["endnotes_scroll"].length > 1) {
+        document_section_keys_sequenced["scroll"] =
+          document_section_keys_sequenced["scroll"] ~= "endnotes_scroll";
+      }
+      if (doc_ao_contents["glossary"].length > 1) {
+        document_section_keys_sequenced["scroll"] =
+          document_section_keys_sequenced["scroll"] ~= "glossary";
+      }
+      if (doc_ao_contents["bibliography"].length > 1) {
+        document_section_keys_sequenced["scroll"] =
+          document_section_keys_sequenced["scroll"] ~= "bibliography";
+      }
+      if (doc_ao_contents["bookindex_scroll"].length > 1) {
+        document_section_keys_sequenced["scroll"] =
+          document_section_keys_sequenced["scroll"] ~= "bookindex_scroll";
+      }
+      if (doc_ao_contents["blurb"].length > 1) {
+        document_section_keys_sequenced["scroll"] =
+          document_section_keys_sequenced["scroll"] ~= "blurb";
+      }
       /+ ↓ debugs +/
-      debug(checkdoc) { // checkbook & dumpdoc
-        auto doc_ao_contents_view = (
-          doc_ao_contents["head"] ~
-          doc_ao_contents["toc_seg"] ~
-          doc_ao_contents["body"] ~
-          doc_ao_contents["endnotes_seg"] ~
-          doc_ao_contents["bibliography"] ~
-          doc_ao_contents["bookindex_seg"]
-        );
+      debug(checkdoc) {
         dbg.abstract_doc_source_debugs(
-          doc_ao_contents_view,
+          doc_ao_contents,
+          document_section_keys_sequenced,
           doc_ao_bookindex_unordered_hashes, // redundant?
           doc_ao_biblio,                     // redundant?
           dochead_make,
@@ -222,8 +269,7 @@ void main(string[] args) {
       /+ ↓ output hub +/
       output.hub(
         doc_ao_contents,
-        doc_ao_bookindex_unordered_hashes, // redundant?
-        doc_ao_biblio,                     // redundant?
+        document_section_keys_sequenced,
         dochead_make,
         dochead_meta,
         fn_src,
diff --git a/src/sdp/ao_abstract_doc_source.d b/src/sdp/ao_abstract_doc_source.d
index 8d2ff70..421c094 100644
--- a/src/sdp/ao_abstract_doc_source.d
+++ b/src/sdp/ao_abstract_doc_source.d
@@ -18,8 +18,9 @@ template SiSUdocAbstraction() {
     /+ initialize +/
     auto rgx = Rgx();
     ObjComposite[][string] the_table_of_contents_section;
-    ObjComposite[] the_document_head_section, the_document_body_section, the_bibliography_section;
+    ObjComposite[] the_document_head_section, the_document_body_section, the_bibliography_section, the_glossary_section, the_blurb_section;
     string[string] an_object, processing;
+    string an_object_key;
     string[] anchor_tags;
     string segment_object_belongs_to;
     auto set_abstract_object = ObjectAbstractSet();
@@ -93,8 +94,10 @@ template SiSUdocAbstraction() {
         destroy(biblio_arr_json);
       }
       line_occur = [
-        "heading" : 0,
-        "para"    : 0,
+        "heading"  : 0,
+        "para"     : 0,
+        "glossary" : 0,
+        "blurb"    : 0,
       ];
       auto type = flags_type_init;
       void tell_lo(int obj_cite_number, in char[] line) {
@@ -150,6 +153,22 @@ template SiSUdocAbstraction() {
         "h_3": regex(r"^(none)"),
         "h_4": regex(r"^(none)")
       ];
+      an_object["glossary_nugget"] = "";
+      an_object["blurb_nugget"] = "";
+      auto toc_head =
+        set_abstract_object.contents_heading(
+          "Table of Contents", // nugget/object
+          "",                  // attrib
+          0,                   // obj_cite_number
+          ["toc"],             // anchor tag
+          "1",                 // lev
+          4,                   // lev_markup_number
+          2,                   // lev_collapsed_number
+        );
+      the_table_of_contents_section = [
+        "seg": [toc_head],
+        "scroll": [toc_head],
+      ];
       /+ abstraction init ↑ +/
       /+ ↓ loop markup document/text line by line +/
       srcDocLoop:
@@ -196,11 +215,140 @@ template SiSUdocAbstraction() {
           && (!matchFirst(line, rgx.comment))) {
             /+ within section (block object): biblio +/
             _biblio_block_(line, type, bib_entry, biblio_entry_str_json, biblio_arr_json);
+            type["glossary_section"] = State.off;
+            type["biblio_section"] = State.on;
+            type["blurb_section"] = State.off;
             debug(bibliobuild) {
               writeln("-  ", biblio_entry_str_json);
               writeln("-> ", biblio_arr_json.length);
             }
             continue;
+          } else if ((matchFirst(line, rgx.heading_glossary)
+          || (type["glossary_section"] == State.on))
+          && (!matchFirst(line, rgx.heading))
+          && (!matchFirst(line, rgx.comment))) {
+            /+ within section (block object): glossary +/
+            debug(glossary) {
+              writeln(__LINE__);
+              writeln(line);
+            }
+            // _glossary_block_(line, type);
+            type["glossary_section"] = State.on;
+            type["biblio_section"] = State.off;
+            type["blurb_section"] = State.off;
+            indent=[
+              "hang_position" : "0",
+              "base_position" : "0",
+            ];
+            bullet = false;
+            type["para"] = State.on;
+            line_occur["para"] = State.off;
+            an_object_key="glossary_nugget"; //
+            if (matchFirst(line, rgx.heading_glossary)) {
+              the_glossary_section ~=
+                set_abstract_object.contents_heading(
+                  "Glossary",       // nugget/object
+                  "",               // attrib
+                  0,                // obj_cite_number
+                  [""],             // anchor tag
+                  "B",              // lev
+                  1,                // lev_markup_number
+                  1,                // lev_collapsed_number
+                );
+              the_glossary_section ~=
+                set_abstract_object.contents_heading(
+                  "Glossary",       // nugget/object
+                  "",               // attrib
+                  0,                // obj_cite_number
+                  ["glossary"],     // anchor tag
+                  "1",              // lev
+                  4,                // lev_markup_number
+                  2,                // lev_collapsed_number
+                );
+            // } else if (matchFirst(line, rgx.heading)) {
+            //   _heading_matched_(line, line_occur, an_object, an_object_key, lv, collapsed_lev, type, dochead_meta_aa); // levels?
+            } else {
+              _para_match_(line, an_object, an_object_key, indent, bullet, type, line_occur);
+              the_glossary_section ~=
+                set_abstract_object.contents_para(
+                  "para",                    // an_object["is"],
+                  to!string(line),           // an_object["substantive"],
+                  "",                        // attrib
+                  0,                         // obj_cite_number,
+                  indent,
+                  bullet
+                );
+            }
+            type["obj_cite_number_status"] = TriState.off;
+            continue;
+          } else if ((matchFirst(line, rgx.heading_blurb)
+          || (type["blurb_section"] == State.on))
+          && (!matchFirst(line, rgx.heading))
+          && (!matchFirst(line, rgx.comment))) {
+            /+ within section (block object): blurb +/
+            debug(blurb) {
+              writeln(__LINE__);
+              writeln(line);
+            }
+            // _blurb_block_(line, type);
+            type["glossary_section"] = State.off;
+            type["biblio_section"] = State.off;
+            type["blurb_section"] = State.on;
+            indent=[
+              "hang_position" : "0",
+              "base_position" : "0",
+            ];
+            bullet = false;
+            type["para"] = State.on;
+            line_occur["para"] = State.off;
+            an_object_key="blurb_nugget";
+            if (matchFirst(line, rgx.heading_blurb)) {
+              the_blurb_section ~=
+                set_abstract_object.contents_heading(
+                  "Blurb",          // nugget/object
+                  "",               // attrib
+                  0,                // obj_cite_number
+                  [""],             // anchor tag
+                  "B",              // lev
+                  1,                // lev_markup_number
+                  1,                // lev_collapsed_number
+                );
+              the_blurb_section ~=
+                set_abstract_object.contents_heading(
+                  "Blurb",          // nugget/object
+                  "",               // attrib
+                  0,                // obj_cite_number
+                  ["blurb"],        // anchor tag
+                  "1",              // lev
+                  4,                // lev_markup_number
+                  2,                // lev_collapsed_number
+                );
+            } else if (matchFirst(line, rgx.heading)) {
+              _heading_matched_(line, line_occur, an_object, an_object_key, lv, collapsed_lev, type, dochead_meta_aa);
+              the_blurb_section ~=
+                set_abstract_object.contents_heading(
+                  to!string(line),           //  an_object["substantive"],
+                  "",                        // attrib
+                  0,                         // obj_cite_number
+                  [""],                      // anchor tag
+                  to!string(an_object["lev"]),
+                  to!int(an_object["lev_markup_number"]),
+                  to!int(an_object["lev_collapsed_number"]),
+                );
+            } else {
+              _para_match_(line, an_object, an_object_key, indent, bullet, type, line_occur);
+              the_blurb_section ~=
+                set_abstract_object.contents_para(
+                  "para",                    // an_object["is"],
+                  to!string(line),           //  an_object["substantive"],
+                  "",                        // attrib
+                  obj_cite_number,
+                  indent,
+                  bullet
+                );
+            }
+            type["obj_cite_number_status"] = TriState.off;
+            continue;
           } else if (type["poem"] == TriState.on) {
             /+ within block object: poem +/
             _poem_block_(line, an_object, type, counter, obj_cite_number_poem, dochead_make_aa);
@@ -270,14 +418,15 @@ template SiSUdocAbstraction() {
                 _book_index_(line, book_idx_tmp, an_object, type);
               } else {
                 /+ not book_index +/
+                an_object_key="body_nugget";
                 if (auto m = matchFirst(line, rgx.comment)) {
                   /+ matched comment +/
                   debug(comment) {
                     writeln(line);
                   }
-                  an_object["body_nugget"] ~= line ~= "\n";
+                  an_object[an_object_key] ~= line ~= "\n";
                   the_document_body_section ~=
-                    set_abstract_object.contents_comment(strip(an_object["body_nugget"]));
+                    set_abstract_object.contents_comment(strip(an_object[an_object_key]));
                   _common_reset_(line_occur, an_object, type);
                   processing.remove("verse");
                   ++counter;
@@ -308,24 +457,25 @@ template SiSUdocAbstraction() {
                   +/
                   if (matchFirst(line, rgx.heading)) {
                     /+ heading match +/
-                    _heading_matched_(line, line_occur, an_object, lv, collapsed_lev, type, dochead_meta_aa);
+                    _heading_matched_(line, line_occur, an_object, an_object_key, lv, collapsed_lev, type, dochead_meta_aa);
                   } else if (line_occur["para"] == State.off) {
                     /+ para match +/
-                    _para_match_(line, an_object, indent, bullet, type, line_occur);
+                    an_object_key="body_nugget";
+                    _para_match_(line, an_object, an_object_key, indent, bullet, type, line_occur);
                   }
                 } else if (line_occur["heading"] > State.off) {
                   /+ heading +/
                   debug(heading) {                         // heading
                     writeln(line);
                   }
-                  an_object["body_nugget"] ~= line ~= "\n";
+                  an_object[an_object_key] ~= line ~= "\n";
                   ++line_occur["heading"];
                 } else if (line_occur["para"] > State.off) {
                   /+ paragraph +/
                   debug(para) {
                     writeln(line);
                   }
-                  an_object["body_nugget"] ~= line;
+                  an_object[an_object_key] ~= line;
                   ++line_occur["para"];
                 }
               }
@@ -363,8 +513,9 @@ template SiSUdocAbstraction() {
                 bookindex_unordered_hashes =
                   bkidx_hash(an_object["bookindex_nugget"], obj_cite_number);
                 an_object["is"] = "heading";
+                an_object_key="body_nugget";
                 auto substantive_object_and_anchor_tags_tuple =
-                  obj_im.obj_inline_markup_and_anchor_tags(an_object, dochead_make_aa); // tuple this with anchor tags?
+                  obj_im.obj_inline_markup_and_anchor_tags(an_object, an_object_key, dochead_make_aa); // tuple this with anchor tags?
                 an_object["substantive"] = substantive_object_and_anchor_tags_tuple[0];
                 anchor_tags = substantive_object_and_anchor_tags_tuple[1];
                 if (to!int(an_object["lev_markup_number"]) == 4) {
@@ -390,7 +541,7 @@ template SiSUdocAbstraction() {
                     an_object["is"]
                   ); // heading
                 an_object["attrib"] =
-                  obj_att.obj_attributes(an_object["is"], an_object["body_nugget"], _node);
+                  obj_att.obj_attributes(an_object["is"], an_object[an_object_key], _node);
                 ++heading_pointer;
                 debug(segments) {
                   writeln(an_object["lev_markup_number"]);
@@ -433,11 +584,11 @@ template SiSUdocAbstraction() {
                     an_object["is"]
                   );
                 auto substantive_object_and_anchor_tags_tuple =
-                  obj_im.obj_inline_markup_and_anchor_tags(an_object, dochead_make_aa);
+                  obj_im.obj_inline_markup_and_anchor_tags(an_object, an_object_key, dochead_make_aa); // ...
                 an_object["substantive"] = substantive_object_and_anchor_tags_tuple[0];
                 anchor_tags = substantive_object_and_anchor_tags_tuple[1];
                 an_object["attrib"] =
-                  obj_att.obj_attributes(an_object["is"], an_object["body_nugget"], _node);
+                  obj_att.obj_attributes(an_object["is"], an_object[an_object_key], _node);
                 the_document_body_section ~=
                   set_abstract_object.contents_para(
                     an_object["is"],
@@ -470,6 +621,12 @@ template SiSUdocAbstraction() {
           if (((the_document_body_section[$-1].is_a == "para")
           || (the_document_body_section[$-1].is_a == "heading"))
           && (counter-1 > previous_count)) {
+            if ((the_document_body_section[$-1].is_a == "heading")
+            && (the_document_body_section[$-1].heading_attrib.lev_markup_number < 5)) {
+              type["biblio_section"] = State.off;
+              type["glossary_section"] = State.off;
+              type["blurb_section"] = State.off;
+            }
             if (match(the_document_body_section[$-1].object,
             rgx.inline_notes_delimiter_al_regular_number_note)) {
               previous_count=the_document_body_section.length -1;
@@ -494,7 +651,7 @@ template SiSUdocAbstraction() {
         * book index
       +/
       // TODO FIGURE OUT, you need this possibility
-      // obj_im.obj_inline_markup_and_anchor_tags("doc_end_reset", "", dochead_make_aa);
+      // obj_im.obj_inline_markup_and_anchor_tags("doc_end_reset", an_object_key, "", dochead_make_aa);
       debug(toc) {
         writefln(
           "%s %s",
@@ -520,6 +677,46 @@ template SiSUdocAbstraction() {
           writeln(o);
         }
       }
+      if (an_object["glossary_nugget"].length == 0) {
+        writeln("no gloss");
+        the_glossary_section ~=
+          set_abstract_object.contents_heading(
+            "(skip) there is no Glossary section",   // nugget/object
+            "",               // attrib
+            0,                // obj_cite_number
+            [""],             // anchor tag
+            "B",              // lev
+            1,                // lev_markup_number
+            1,                // lev_collapsed_number
+          );
+      } else {
+        writeln("gloss");
+      }
+      debug(glossary) {
+        foreach (gloss; the_glossary_section) {
+          writeln(gloss.object);
+        }
+      }
+      if (an_object["blurb_nugget"].length == 0) {
+        writeln("no blurb");
+        the_blurb_section ~=
+          set_abstract_object.contents_heading(
+            "(skip) there is no Blurb section",   // nugget/object
+            "",               // attrib
+            0,                // obj_cite_number
+            [""],             // anchor tag
+            "B",              // lev
+            1,                // lev_markup_number
+            1,                // lev_collapsed_number
+          );
+      } else {
+        writeln("blurb");
+      }
+      debug(blurb) {
+        foreach (blurb; the_blurb_section) {
+          writeln(blurb.object);
+        }
+      }
       auto biblio_unsorted_incomplete = biblio_arr_json.dup;
       // destroy(biblio_arr_json);
       auto biblio = Bibliography();
@@ -613,10 +810,11 @@ template SiSUdocAbstraction() {
         "body":             the_document_body_section,
         "endnotes_seg":     the_endnotes_section["seg"],
         "endnotes_scroll":  the_endnotes_section["scroll"],
-        // "glossary":         the_glossary_section, // TODO
+        "glossary":         the_glossary_section,
         "bibliography":     the_bibliography_section,
         "bookindex_scroll": the_bookindex_section["scroll"],
         "bookindex_seg":    the_bookindex_section["seg"],
+        "blurb":            the_blurb_section,
       ];
       auto t = tuple(
         document_the,
@@ -850,7 +1048,7 @@ template SiSUdocAbstraction() {
           debug(code) {                              // code (curly) line
             writeln(line);
           }
-          an_object["body_nugget"] ~= line ~= "\n";       // code (curly) line
+          an_object[an_object_key] ~= line ~= "\n";          // code (curly) line
         }
       } else if (type["tic_code"] == TriState.on) {
         if (matchFirst(line, rgx.block_tic_close)) {
@@ -864,7 +1062,7 @@ template SiSUdocAbstraction() {
           debug(code) {                              // code (tic) line
             writeln(line);
           }
-          an_object["body_nugget"] ~= line ~= "\n";       // code (tic) line
+          an_object[an_object_key] ~= line ~= "\n";          // code (tic) line
         }
       }
     }
@@ -896,6 +1094,8 @@ template SiSUdocAbstraction() {
     ) {
       if (matchFirst(line, rgx.heading_biblio)) {
         type["biblio_section"] = TriState.on;
+        type["blurb_section"] = State.off;
+        type["glossary_section"] = State.off;
       }
       if (line.empty) {
         debug {
@@ -1014,7 +1214,7 @@ template SiSUdocAbstraction() {
     ) {
       if (type["curly_poem"] == TriState.on) {
         if (matchFirst(line, rgx.block_curly_poem_close)) {
-          an_object["body_nugget"]="verse"; // check that this is as you please
+          an_object[an_object_key]="verse"; // check that this is as you please
           debug(poem) {                            // poem (curly) close
             writefln(
               "* [poem curly] %s",
@@ -1022,7 +1222,7 @@ template SiSUdocAbstraction() {
             );
           }
           if (processing.length > 0) {
-            an_object["body_nugget"] = processing["verse"];
+            an_object[an_object_key] = processing["verse"];
           }
           debug(poem) {                            // poem (curly) close
             writeln(__LINE__);
@@ -1036,16 +1236,16 @@ template SiSUdocAbstraction() {
             debug(poem) {                            // poem (curly) close
               writeln(
                 obj_cite_number,
-                an_object["body_nugget"]
+                an_object[an_object_key]
               );
             }
             an_object["is"] = "verse";
             auto substantive_object_and_anchor_tags_tuple =
-              obj_im.obj_inline_markup_and_anchor_tags(an_object, dochead_make_aa);
+              obj_im.obj_inline_markup_and_anchor_tags(an_object, an_object_key, dochead_make_aa);
             an_object["substantive"] = substantive_object_and_anchor_tags_tuple[0];
             anchor_tags = substantive_object_and_anchor_tags_tuple[1];
             an_object["attrib"] =
-              obj_att.obj_attributes(an_object["is"], an_object["body_nugget"], _node);
+              obj_att.obj_attributes(an_object["is"], an_object[an_object_key], _node);
             the_document_body_section ~=
               set_abstract_object.contents_block(
                 an_object["is"],
@@ -1074,12 +1274,12 @@ template SiSUdocAbstraction() {
           }
           if (type["verse_new"] == State.on) {
             verse_line=1;
-            an_object["body_nugget"] = processing["verse"];
+            an_object[an_object_key] = processing["verse"];
             debug(poem) {                          // poem verse
               writefln(
                 "* %s curly\n%s",
                 obj_cite_number,
-                an_object["body_nugget"]
+                an_object[an_object_key]
               );
             }
             processing.remove("verse");
@@ -1093,11 +1293,11 @@ template SiSUdocAbstraction() {
               an_object["is"]
             );
             auto substantive_object_and_anchor_tags_tuple =
-              obj_im.obj_inline_markup_and_anchor_tags(an_object, dochead_make_aa);
+              obj_im.obj_inline_markup_and_anchor_tags(an_object, an_object_key, dochead_make_aa);
             an_object["substantive"] = substantive_object_and_anchor_tags_tuple[0];
             anchor_tags = substantive_object_and_anchor_tags_tuple[1];
             an_object["attrib"] =
-              obj_att.obj_attributes(an_object["is"], an_object["body_nugget"], _node);
+              obj_att.obj_attributes(an_object["is"], an_object[an_object_key], _node);
             the_document_body_section ~=
               set_abstract_object.contents_block(
                 an_object["is"],
@@ -1112,7 +1312,7 @@ template SiSUdocAbstraction() {
         }
       } else if (type["tic_poem"] == TriState.on) {
         if (auto m = matchFirst(line, rgx.block_tic_close)) { // tic_poem_close
-          an_object["body_nugget"]="verse"; // check that this is as you please
+          an_object[an_object_key]="verse"; // check that this is as you please
           debug(poem) {                            // poem (curly) close
             writefln(
               "* [poem tic] %s",
@@ -1120,7 +1320,7 @@ template SiSUdocAbstraction() {
             );
           }
           if (processing.length > 0) {       // needs looking at
-            an_object["body_nugget"] = processing["verse"];
+            an_object[an_object_key] = processing["verse"];
           }
           if (an_object.length > 0) {
             debug(poem) {                            // poem (tic) close
@@ -1130,11 +1330,11 @@ template SiSUdocAbstraction() {
             processing.remove("verse");
             an_object["is"] = "verse";
             auto substantive_object_and_anchor_tags_tuple =
-              obj_im.obj_inline_markup_and_anchor_tags(an_object, dochead_make_aa);
+              obj_im.obj_inline_markup_and_anchor_tags(an_object, an_object_key, dochead_make_aa);
             an_object["substantive"] = substantive_object_and_anchor_tags_tuple[0];
             anchor_tags = substantive_object_and_anchor_tags_tuple[1];
             an_object["attrib"] =
-              obj_att.obj_attributes(an_object["is"], an_object["body_nugget"], _node);
+              obj_att.obj_attributes(an_object["is"], an_object[an_object_key], _node);
             the_document_body_section ~=
               set_abstract_object.contents_block(
                 an_object["is"],
@@ -1162,12 +1362,12 @@ template SiSUdocAbstraction() {
           }
           if (type["verse_new"] == State.on) {
             verse_line=1;
-            an_object["body_nugget"] = processing["verse"];
+            an_object[an_object_key] = processing["verse"];
             debug(poem) {                            // poem (tic) close
               writefln(
                 "* %s tic\n%s",
                 obj_cite_number,
-                an_object["body_nugget"]
+                an_object[an_object_key]
               );
             }
             processing.remove("verse");
@@ -1182,11 +1382,11 @@ template SiSUdocAbstraction() {
                 an_object["is"]
               );
             auto substantive_object_and_anchor_tags_tuple =
-              obj_im.obj_inline_markup_and_anchor_tags(an_object, dochead_make_aa);
+              obj_im.obj_inline_markup_and_anchor_tags(an_object, an_object_key, dochead_make_aa);
             an_object["substantive"] = substantive_object_and_anchor_tags_tuple[0];
             anchor_tags = substantive_object_and_anchor_tags_tuple[1];
             an_object["attrib"] =
-              obj_att.obj_attributes(an_object["is"], an_object["body_nugget"], _node);
+              obj_att.obj_attributes(an_object["is"], an_object[an_object_key], _node);
             the_document_body_section ~=
               set_abstract_object.contents_block(
                 an_object["is"],
@@ -1218,7 +1418,7 @@ template SiSUdocAbstraction() {
           debug(group) {                           // group
             writeln(line);
           }
-          an_object["body_nugget"] ~= line ~= "\n";     // build group array (or string)
+          an_object[an_object_key] ~= line ~= "\n";           // build group array (or string)
         }
       } else if (type["tic_group"] == TriState.on) {
         if (matchFirst(line, rgx.block_tic_close)) {
@@ -1232,7 +1432,7 @@ template SiSUdocAbstraction() {
           debug(group) {                           // group
             writeln(line);
           }
-          an_object["body_nugget"] ~= line ~= "\n";     // build group array (or string)
+          an_object[an_object_key] ~= line ~= "\n";           // build group array (or string)
         }
       }
     }
@@ -1253,7 +1453,7 @@ template SiSUdocAbstraction() {
           debug(block) {                           // block
             writeln(line);
           }
-          an_object["body_nugget"] ~= line ~= "\n";     // build block array (or string)
+          an_object[an_object_key] ~= line ~= "\n";           // build block array (or string)
         }
       } else if (type["tic_block"] == TriState.on) {
         if (matchFirst(line, rgx.block_tic_close)) {
@@ -1267,7 +1467,7 @@ template SiSUdocAbstraction() {
           debug(block) {                           // block
             writeln(line);
           }
-          an_object["body_nugget"] ~= line ~= "\n";     // build block array (or string)
+          an_object[an_object_key] ~= line ~= "\n";           // build block array (or string)
         }
       }
     }
@@ -1288,7 +1488,7 @@ template SiSUdocAbstraction() {
           debug(quote) {                           // quote
             writeln(line);
           }
-          an_object["body_nugget"] ~= line ~= "\n";     // build quote array (or string)
+          an_object[an_object_key] ~= line ~= "\n";           // build quote array (or string)
         }
       } else if (type["tic_quote"] == TriState.on) {
         if (matchFirst(line, rgx.block_tic_close)) {
@@ -1302,7 +1502,7 @@ template SiSUdocAbstraction() {
           debug(quote) {                           // quote
             writeln(line);
           }
-          an_object["body_nugget"] ~= line ~= "\n";     // build quote array (or string)
+          an_object[an_object_key] ~= line ~= "\n";           // build quote array (or string)
         }
       }
     }
@@ -1323,7 +1523,7 @@ template SiSUdocAbstraction() {
           debug(table) {                           // table
             writeln(line);
           }
-          an_object["body_nugget"] ~= line ~= "\n";     // build table array (or string)
+          an_object[an_object_key] ~= line ~= "\n";           // build table array (or string)
         }
       } else if (type["tic_table"] == TriState.on) {
         if (matchFirst(line, rgx.block_tic_close)) {
@@ -1337,7 +1537,7 @@ template SiSUdocAbstraction() {
           debug(table) {                           // table
             writeln(line);
           }
-          an_object["body_nugget"] ~= line ~= "\n";     // build table array (or string)
+          an_object[an_object_key] ~= line ~= "\n";           // build table array (or string)
         }
       }
     }
@@ -1381,11 +1581,11 @@ template SiSUdocAbstraction() {
             an_object["is"]
           );
         auto substantive_object_and_anchor_tags_tuple =
-          obj_im.obj_inline_markup_and_anchor_tags(an_object, dochead_make_aa);
+          obj_im.obj_inline_markup_and_anchor_tags(an_object, an_object_key, dochead_make_aa);
         an_object["substantive"] = substantive_object_and_anchor_tags_tuple[0];
         anchor_tags = substantive_object_and_anchor_tags_tuple[1];
         an_object["attrib"] =
-          obj_att.obj_attributes(an_object["is"], an_object["body_nugget"], _node);
+          obj_att.obj_attributes(an_object["is"], an_object[an_object_key], _node);
         the_document_body_section ~=
           set_abstract_object.contents_block_code(
             an_object["is"],
@@ -1442,11 +1642,11 @@ template SiSUdocAbstraction() {
             an_object["is"]
           );
         auto substantive_object_and_anchor_tags_tuple =
-          obj_im.obj_inline_markup_and_anchor_tags(an_object, dochead_make_aa);
+          obj_im.obj_inline_markup_and_anchor_tags(an_object, an_object_key, dochead_make_aa);
         an_object["substantive"] = substantive_object_and_anchor_tags_tuple[0];
         anchor_tags = substantive_object_and_anchor_tags_tuple[1];
         an_object["attrib"] =
-          obj_att.obj_attributes(an_object["is"], an_object["body_nugget"], _node);
+          obj_att.obj_attributes(an_object["is"], an_object[an_object_key], _node);
         the_document_body_section ~=
           set_abstract_object.contents_block(
             an_object["is"],
@@ -1477,11 +1677,11 @@ template SiSUdocAbstraction() {
             an_object["is"]
           );
         auto substantive_object_and_anchor_tags_tuple =
-          obj_im.obj_inline_markup_and_anchor_tags(an_object, dochead_make_aa);
+          obj_im.obj_inline_markup_and_anchor_tags(an_object, an_object_key, dochead_make_aa);
         an_object["substantive"] = substantive_object_and_anchor_tags_tuple[0];
         anchor_tags = substantive_object_and_anchor_tags_tuple[1];
         an_object["attrib"] =
-          obj_att.obj_attributes(an_object["is"], an_object["body_nugget"], _node);
+          obj_att.obj_attributes(an_object["is"], an_object[an_object_key], _node);
         the_document_body_section ~=
           set_abstract_object.contents_block(
             an_object["is"],
@@ -1511,11 +1711,11 @@ template SiSUdocAbstraction() {
             an_object["is"]
            );
         auto substantive_object_and_anchor_tags_tuple =
-          obj_im.obj_inline_markup_and_anchor_tags(an_object, dochead_make_aa);
+          obj_im.obj_inline_markup_and_anchor_tags(an_object, an_object_key, dochead_make_aa);
         an_object["substantive"] = substantive_object_and_anchor_tags_tuple[0];
         anchor_tags = substantive_object_and_anchor_tags_tuple[1];
         an_object["attrib"] =
-          obj_att.obj_attributes(an_object["is"], an_object["body_nugget"], _node);
+          obj_att.obj_attributes(an_object["is"], an_object[an_object_key], _node);
         the_document_body_section ~=
           set_abstract_object.contents_block(
             an_object["is"],
@@ -1546,11 +1746,11 @@ template SiSUdocAbstraction() {
             an_object["is"]
           );
         auto substantive_object_and_anchor_tags_tuple =
-          obj_im.obj_inline_markup_and_anchor_tags(an_object, dochead_make_aa);
+          obj_im.obj_inline_markup_and_anchor_tags(an_object, an_object_key, dochead_make_aa);
         an_object["substantive"] = substantive_object_and_anchor_tags_tuple[0];
         anchor_tags = substantive_object_and_anchor_tags_tuple[1];
         an_object["attrib"] =
-          obj_att.obj_attributes(an_object["is"], an_object["body_nugget"], _node);
+          obj_att.obj_attributes(an_object["is"], an_object[an_object_key], _node);
         the_document_body_section ~=
           set_abstract_object.contents_block(
             an_object["is"],
@@ -1751,6 +1951,7 @@ template SiSUdocAbstraction() {
       char[] line,
       ref int[string] line_occur,
       ref string[string] an_object,
+      ref string an_object_key,
       ref int[string] lv,
       ref int[string] collapsed_lev,
       ref int[string] type,
@@ -1759,17 +1960,21 @@ template SiSUdocAbstraction() {
       if (auto m = match(line, rgx.heading)) {
         /+ heading match +/
         type["heading"] = State.on;
-        type["biblio_section"] = State.off;
+        if (match(line, rgx.heading_seg_and_above)) {
+          type["biblio_section"] = State.off;
+          type["glossary_section"] = State.off;
+          type["blurb_section"] = State.off;
+        }
         type["para"] = State.off;
         ++line_occur["heading"];
-        an_object["body_nugget"] ~= line ~= "\n";
+        an_object[an_object_key] ~= line ~= "\n";
         an_object["lev"] ~= m.captures[1];
         assertions_doc_structure(an_object, lv); // includes most of the logic for collapsed levels
         switch (an_object["lev"]) {
         case "A":
-          an_object["body_nugget"]=replaceFirst(an_object["body_nugget"],
+          an_object[an_object_key]=replaceFirst(an_object[an_object_key],
             rgx.variable_doc_title, (dochead_meta_aa["title"]["full"] ~ ","));
-          an_object["body_nugget"]=replaceFirst(an_object["body_nugget"],
+          an_object[an_object_key]=replaceFirst(an_object[an_object_key],
             rgx.variable_doc_author, dochead_meta_aa["creator"]["author"]);
           collapsed_lev["h0"] = 1;
           an_object["lev_collapsed_number"] =
@@ -1888,6 +2093,7 @@ template SiSUdocAbstraction() {
     auto _para_match_(
       char[] line,
       ref string[string] an_object,
+      ref string an_object_key,
       ref string[string] indent,
       ref bool bullet,
       ref int[string] type,
@@ -1896,7 +2102,7 @@ template SiSUdocAbstraction() {
       if (line_occur["para"] == State.off) {
         /+ para matches +/
         type["para"] = State.on;
-        an_object["body_nugget"] ~= line;
+        an_object[an_object_key] ~= line; // body_nugget
         indent=[
           "hang_position" : "0",
           "base_position" : "0",
@@ -2120,11 +2326,12 @@ template SiSUdocAbstraction() {
       string[string] obj_txt;
       auto obj_inline_markup_and_anchor_tags(
         string[string] obj_,
+        string obj_key_,
         string[string][string] dochead_make_aa
       )
       in { }
       body {
-        obj_txt["munge"]=obj_["body_nugget"].dup;
+        obj_txt["munge"]=obj_[obj_key_].dup;
         obj_txt["munge"]=(match(obj_["is"], ctRegex!(`verse|code`)))
         ? obj_txt["munge"]
         : strip(obj_txt["munge"]);
diff --git a/src/sdp/ao_conf_make_meta_native.d b/src/sdp/ao_conf_make_meta_native.d
index afcd14e..d95a8dd 100644
--- a/src/sdp/ao_conf_make_meta_native.d
+++ b/src/sdp/ao_conf_make_meta_native.d
@@ -215,7 +215,7 @@ template SiSUheaderExtractNative() {
         type["header_make"] = State.on;
         type["header_meta"] = State.off;
         ++line_occur["header_make"];
-        an_object["nugget"] ~= line ~= "\n";
+        an_object["body_nugget"] ~= line ~= "\n";
       } else if (matchFirst(line, rgx.native_header)) { /+ matched header_metadata +/
         /+ (generic header match and not previously caught by header_make) +/
         debug(header1) { /+ writeln(line); +/ }
@@ -223,20 +223,20 @@ template SiSUheaderExtractNative() {
         type["header_make"] = State.off;
         type["header_meta"] = State.on;
         ++line_occur["header_meta"];
-        an_object["nugget"] ~= line ~= "\n";
+        an_object["body_nugget"] ~= line ~= "\n";
       } else if (type["header_make"] == State.on
       && (line_occur["header_make"] > State.off)) {     /+ header_make flag set +/
         if (matchFirst(line, rgx.native_header_sub)) {  /+ sub-header +/
           debug(header1) { /+ writeln(line); +/ }
           ++line_occur["header_make"];
-          an_object["nugget"] ~= line ~= "\n";
+          an_object["body_nugget"] ~= line ~= "\n";
         }
       } else if (type["header_meta"] == State.on
       && (line_occur["header_meta"] > State.off)) {     /+ header_metadata flag set +/
         if (matchFirst(line, rgx.native_header_sub)) {  /+ sub-header +/
           debug(header1) { /+ writeln(line); +/ }
           ++line_occur["header_meta"];
-          an_object["nugget"] ~= line ~= "\n";
+          an_object["body_nugget"] ~= line ~= "\n";
         }
       }
       return an_object;
@@ -249,7 +249,7 @@ template SiSUheaderExtractNative() {
       line_occur["header_make"] = State.off;
       line_occur["header_meta"] = State.off;
       type["header"] = State.off;
-      an_object.remove("nugget");
+      an_object.remove("body_nugget");
       an_object.remove("is");
       an_object.remove("attrib");
     }
@@ -281,7 +281,7 @@ template SiSUheaderExtractNative() {
           if (header_line.length == 0) {
             /+ header_make instructions (current line empty) +/
             auto dochead_metadata_and_make =
-              set_header.header_metadata_and_make_aa(strip(an_object["nugget"]), dochead_meta, dochead_make);
+              set_header.header_metadata_and_make_aa(strip(an_object["body_nugget"]), dochead_meta, dochead_make);
             static assert(!isTypeTuple!(dochead_metadata_and_make));
             dochead_meta = dochead_metadata_and_make[0];
             dochead_make = dochead_metadata_and_make[1];
diff --git a/src/sdp/ao_defaults.d b/src/sdp/ao_defaults.d
index a53b827..3255c99 100644
--- a/src/sdp/ao_defaults.d
+++ b/src/sdp/ao_defaults.d
@@ -320,7 +320,8 @@ template SiSUrgxInitFlags() {
       "header_meta"          : 0,
       "heading"              : 0,
       "biblio_section"       : 0,
-      // "glossary_section"     : 0, // TODO
+      "glossary_section"     : 0,
+      "blurb_section"        : 0,
       "para"                 : 0,
       "blocks"               : 0, // 0..2 generic
       "code"                 : 0, // 0..2
@@ -383,7 +384,7 @@ template SiSUbiblio() {
 }
 template InternalMarkup() {
   struct InlineMarkup {
-    auto en_a_o = "【"; auto en_a_c = "】";  // endnote en_a_o: '~{'; en_a_c: '}~'
-    auto en_b_o = "〖"; auto en_b_c = "〗";  // endnote en_b_o: '~['; en_b_c: ']~'
+    auto en_a_o = "【"; auto en_a_c = "】";
+    auto en_b_o = "〖"; auto en_b_c = "〗";
   }
 }
diff --git a/src/sdp/ao_output_debugs.d b/src/sdp/ao_output_debugs.d
index eefec9d..3bb8ae2 100644
--- a/src/sdp/ao_output_debugs.d
+++ b/src/sdp/ao_output_debugs.d
@@ -5,8 +5,9 @@ template SiSUoutputDebugs() {
   struct SDPoutputDebugs {
     auto abstract_doc_source_debugs(S)(
       auto ref const S         contents,
-      string[][string][string] bookindex_unordered_hashes,
-      JSONValue[]              biblio,
+      string[][string]         document_section_keys_sequenced,
+      string[][string][string] bookindex_unordered_hashes,      // redundant, consider
+      JSONValue[]              biblio,                          // redundant, consider
       string[string][string]   dochead_make,
       string[string][string]   dochead_meta,
       string                   fn_src,
@@ -44,17 +45,18 @@ template SiSUoutputDebugs() {
           __FILE__,
           __LINE__,
         );
-        foreach (obj; contents) {
-          if (obj.use == "content") {
-            if (obj.is_a == "heading") {
-              writefln(
-                "%s node: %s heading: %s %s",
-                obj.obj_cite_number,
-                obj.node,
-                obj.lev_markup_number,
-                obj.object,
-              );
-            } else {
+        foreach (key; document_section_keys_sequenced["seg"]) {
+          foreach (obj; contents[key]) {
+            if (obj.use == "content") {
+              if (obj.is_a == "heading") {
+                writefln(
+                  "%s node: %s heading: %s %s",
+                  obj.obj_cite_number,
+                  obj.node,
+                  obj.lev_markup_number,
+                  obj.object,
+                );
+              }
             }
           }
         }
@@ -271,53 +273,65 @@ template SiSUoutputDebugs() {
           __FILE__,
           __LINE__,
         );
-        foreach (obj; contents) {
-          if (obj.is_a == "heading") {
-            writefln(
-              "%s~ [%s] %s %s",
-              obj.heading_attrib.lev,
-              obj.obj_cite_number,
-              obj.anchor_tags,
-              obj.object
-            );
+        foreach (key; document_section_keys_sequenced["seg"]) {
+          foreach (obj; contents[key]) {
+            if (obj.is_a == "heading") {
+              writefln(
+                "%s~ [%s] %s %s",
+                obj.heading_attrib.lev,
+                obj.obj_cite_number,
+                obj.anchor_tags,
+                // "[", obj["is"], "] ",
+                obj.object
+              );
+            }
           }
         }
       }
       debug(heading) {                         // heading
         string spc;
-        foreach (o; contents) {
-          if (o.is_a == "heading") {
-            switch (o.heading_attrib.lev_markup_number) {
-            case 0:
-              spc="";
-              break;
-            case 1:
-              spc="  ";
-              break;
-            case 2:
-              spc="    ";
-              break;
-            case 3:
-              spc="      ";
-              break;
-            case 4:
-              spc="        ";
-              break;
-            case 5:
-              spc="          ";
-              break;
-            case 6:
-              spc="            ";
-              break;
-            case 7:
-              spc="              ";
-              break;
-            case 8:
-              spc="                ";
-              break;
-            default:
-              spc="";
-              break;
+        foreach (key; document_section_keys_sequenced["seg"]) {
+          foreach (o; contents[key]) {
+            if (o.is_a == "heading") {
+              switch (o.heading_attrib.lev_markup_number) {
+              case 0:
+                spc="";
+                break;
+              case 1:
+                spc="  ";
+                break;
+              case 2:
+                spc="    ";
+                break;
+              case 3:
+                spc="      ";
+                break;
+              case 4:
+                spc="        ";
+                break;
+              case 5:
+                spc="          ";
+                break;
+              case 6:
+                spc="            ";
+                break;
+              case 7:
+                spc="              ";
+                break;
+              case 8:
+                spc="                ";
+                break;
+              default:
+                spc="";
+                break;
+              }
+              writefln(
+                "%s* %s\n                (markup level: %s; collapsed level: %s)",
+                spc,
+                strip(o.object),
+                o.heading_attrib.lev_markup_number,
+                o.heading_attrib.lev_collapsed_number
+              );
             }
             writefln(
               "%s* %s\n                (markup level: %s; collapsed level: %s)",
@@ -340,41 +354,50 @@ template SiSUoutputDebugs() {
             __FILE__,
             __LINE__,
           );
-          foreach (obj; contents) {
-            if (obj.is_a == "heading") {
-              writefln(
-                "%s~ [%s] %s",
-                obj.heading_attrib.lev,
-                obj.obj_cite_number,
-                obj.object
-              );
+          foreach (key; document_section_keys_sequenced["seg"]) {
+            foreach (obj; contents[key]) {
+              if (obj.is_a == "heading") {
+                writefln(
+                  "%s~ [%s] %s",
+                  obj.heading_attrib.lev,
+                  obj.obj_cite_number,
+                  // "[", obj["is"], "] ",
+                  obj.object
+                );
+              }
             }
           }
         }
         debug(checkdoc) {
-          foreach (obj; contents) {
-            if (obj.use == "content") {
-              if (!empty(obj.obj_cite_number)) {
-                check["last_obj_cite_number"] = obj.obj_cite_number;
+          foreach (key; document_section_keys_sequenced["seg"]) {
+            foreach (obj; contents[key]) {
+              if (obj.use == "content") {
+                if (!empty(obj.obj_cite_number)) {
+                  check["last_obj_cite_number"] = obj.obj_cite_number;
+                }
               }
             }
           }
         }
         writefln(
-          "%s\n\"%s\", %s\n%s\n%s\n%s%s\n%s%s\n%s%s\n%s:%s",
+          "%s\n\"%s\", %s\n%s\n%s\n%s%s\n%s%s\n%s%s\n%s%s\n%s%s\n%s%s\n%s:%s\n",
           "-------------------------------",
           dochead_meta["title"]["full"],
           dochead_meta["creator"]["author"],
           "-------------------------------",
           fn_src,
           "length contents array: ",
-          contents.length,
+          contents["body"].length,
           "last obj_cite_number:  ",
           check["last_obj_cite_number"],
-          "length bookindex:      ",
-          bookindex_unordered_hashes.length,
+          "length glossary:       ",
+          contents["glossary"].length,
           "length biblio:         ",
-          biblio.length,
+          contents["bibliography"].length,
+          "length bookindex:      ",
+          contents["bookindex_seg"].length,
+          "length blurb:          ",
+          contents["blurb"].length,
           __FILE__,
           __LINE__,
         );
diff --git a/src/sdp/ao_rgx.d b/src/sdp/ao_rgx.d
index 7d44b85..c58aeca 100644
--- a/src/sdp/ao_rgx.d
+++ b/src/sdp/ao_rgx.d
@@ -60,6 +60,7 @@ template RgxInit() {
     /+ heading & paragraph operators +/
     static heading_a          = ctRegex!(`^:?[A][~] `, "m");
     static heading            = ctRegex!(`^:?([A-D1-4])[~]([a-z0-9_.-]*[?]?)\s+`,"i");
+    static heading_seg_and_above = ctRegex!(`^:?([A-D1])[~]([a-z0-9_.-]*[?]?)\s+`,"i");
     static heading_marker     = ctRegex!(`^:?([A-D1-4])[~]`);
     static heading_anchor_tag = ctRegex!(`^:?[A-D1-4][~]([a-z0-9_.-]+) `,"i");
     static heading_identify_anchor_tag = ctRegex!(`^:?[A-D1-4][~]\s+(?:(?:(?:chapter|article|section|clause)\s+[0-9.]+)|(?:[0-9]+))`,"i"); // unless dob.obj =~/^:?[A-D1-4]~\s+(?:|(?:chapter|article|section|clause)\s+)([0-9.]+)/i
@@ -68,8 +69,10 @@ template RgxInit() {
     static heading_marker_missing_tag = ctRegex!(`^:?([A-D1-4])[~] `);
     static heading_title      = ctRegex!(`^:?[A-D1-4][~][a-z0-9_.-]*[?]?\s+(.+?)$`);
     static heading_all        = ctRegex!(`^:?([A-D1-4])[~]([a-z0-9_.-]*[?]?)\s+(.+?)$`); // test, particularly [2] name/hashtag which may or may not be, does this affect title [3]
+    static heading_backmatter = ctRegex!(`^:?1[~][!](glossary|bibliography|biblio|blurb)\s+`,"i");
     static heading_biblio     = ctRegex!(`^:?(1)[~][!](biblio(?:graphy)?|references?)`);
     static heading_glossary   = ctRegex!(`^:?(1)[~][!](glossary)`);
+    static heading_blurb      = ctRegex!(`^:?(1)[~][!](blurb)`);
     static para_bullet        = ctRegex!(`^_[*] `);
     static para_bullet_indent = ctRegex!(`^_([1-9])[*] `);
     static para_indent        = ctRegex!(`^_([1-9]) `);
diff --git a/src/sdp/output_html.d b/src/sdp/output_html.d
index d6a3b8c..ce5684f 100644
--- a/src/sdp/output_html.d
+++ b/src/sdp/output_html.d
@@ -42,7 +42,7 @@ template SiSUoutputHTML() {
       );
       return o;
     }
-    auto scroll_head() {
+    auto scroll_head_html() {
       string o;
       o = format(q"◎
     <!DOCTYPE html>
@@ -75,7 +75,7 @@ template SiSUoutputHTML() {
     ◎");
       return o;
     }
-    auto scroll_tail() {
+    auto scroll_tail_html() {
       string o;
       o = format(q"◎
     <a name="bottom" id="bottom"></a>
@@ -88,54 +88,51 @@ template SiSUoutputHTML() {
     }
     void scroll(C)(
       auto ref const C         contents,
-      string[]                 document_parts,
-      string[][string][string] bookindex_unordered_hashes,
-      JSONValue[]              biblio,
+      string[][string]         document_section_keys_sequenced,
       string[string][string]   dochead_make,
       string[string][string]   dochead_meta,
       string                   fn_src,
       bool[string]             opt_action_bool
     ) {
       auto rgx = Rgx();
-      string[] toc;
-      string[] body_;
+      string[] body_html;
       string[] doc;
-      foreach (part; document_parts) {
+      foreach (part; document_section_keys_sequenced["scroll"]) {
         foreach (obj; contents[part]) {
           if (obj.use == "content") {
             switch (obj.is_a) {
             case "heading":
-              body_ ~= html_heading(obj);
+              body_html ~= html_heading(obj);
               break;
             case "para":
-              body_ ~= html_para(obj);
+              body_html ~= html_para(obj);
               break;
             case "verse":
-              body_ ~= html_para(obj);
+              body_html ~= html_para(obj);
               break;
             case "group":
-              body_ ~= html_para(obj);
+              body_html ~= html_para(obj);
               break;
             case "block":
-              body_ ~= html_para(obj);
+              body_html ~= html_para(obj);
               break;
             case "quote":
-              body_ ~= html_para(obj);
+              body_html ~= html_para(obj);
               break;
             case "table":
-              body_ ~= html_para(obj);
+              body_html ~= html_para(obj);
               break;
             case "code":
-              body_ ~= html_para(obj);
+              body_html ~= html_para(obj);
               break;
             default:
-              body_ ~= html_para(obj);
+              body_html ~= html_para(obj);
               break;
             }
           }
         }
       }
-      doc = scroll_head ~ body_ ~ scroll_tail;
+      doc = scroll_head_html ~ body_html ~ scroll_tail_html;
       auto m = matchFirst(fn_src, rgx.src_fn);
       auto fn = m["fn_base"] ~ ".html";
       auto pth_html = "en/html";
diff --git a/src/sdp/output_hub.d b/src/sdp/output_hub.d
index db508ff..bdb8480 100644
--- a/src/sdp/output_hub.d
+++ b/src/sdp/output_hub.d
@@ -6,15 +6,13 @@ template SiSUoutputHub() {
   struct SDPoutput {
     void hub(S)(
       auto ref const S         contents,
-      string[][string][string] bookindex_unordered_hashes,
-      JSONValue[]              biblio,
+      string[][string]         document_section_keys_sequenced,
       string[string][string]   dochead_make,
       string[string][string]   dochead_meta,
       string                   fn_src,
       bool[string]             opt_action_bool
     ) {
       auto rgx = Rgx();
-      string[] document_parts;
       if (opt_action_bool["source"]) {
         writeln("sisupod source");
       }
@@ -27,20 +25,10 @@ template SiSUoutputHub() {
       if (opt_action_bool["html"]) {
         mixin SiSUoutputHTML;
         auto html=SDPoutputHTML();
-        document_parts = [
-          "head",
-          "toc_scroll",
-          "body",
-          "endnotes_scroll",
-          "bibliography",
-          "bookindex_scroll"
-        ];
         html.css_write;
         html.scroll(
           contents,
-          document_parts,
-          bookindex_unordered_hashes,
-          biblio,
+          document_section_keys_sequenced,
           dochead_make,
           dochead_meta,
           fn_src,