0.7.4 sqlite related, also some xml paths

8 files changed, 570 insertions, 483 deletions

diff --git a/org/default_paths.org b/org/default_paths.org
index dba021f..b1d6980 100644
--- a/org/default_paths.org
+++ b/org/default_paths.org
@@ -1026,47 +1026,6 @@ template DocReformOutPathsFnPd() {
 }
 #+END_SRC
 
-** _url_                                                                 :url:
-
-#+name: template_paths_url
-#+BEGIN_SRC d
-template DocReformPathsUrl() {
-  import std.format;
-  mixin DocReformRgxInit;
-  static auto rgx = Rgx();
-  auto DocReformPathsUrl(M)(M doc_matters) {
-    struct _UrlPathsStruct {
-      string doc_root() {
-        string _doc_root = (doc_matters.conf_make_meta.conf.webserv_url_doc_path.length > 0)
-        ? doc_matters.conf_make_meta.conf.webserv_url_doc_root
-        : "file://" ~ doc_matters.output_path;
-        return _doc_root;
-      }
-      string html_seg(string html_segname, string obj_id) { // TODO bespoke for sqlite
-        string _url = format(q"┃%s/%s/html/%s/%s.html#%s┃",
-          doc_root,
-          doc_matters.src.language,
-          doc_matters.src.filename_base,
-          html_segname,
-          obj_id
-        );
-        if (html_segname.empty || obj_id.empty) {
-          if (
-            doc_matters.opt.action.debug_do
-            && doc_matters.opt.action.verbose
-          ) {
-            writeln("sqlite object missing segname or object id: ", _url);
-          }
-          _url = "";
-        }
-        return _url;
-      }
-    }
-    return _UrlPathsStruct();
-  }
-}
-#+END_SRC
-
 ** _html_                                                               :html:
 *** relative
 
@@ -1075,7 +1034,7 @@ template DocReformPathsUrl() {
 template DocReformDocRootTreeHTML() {
   mixin DocReformRgxInit;
   static auto rgx = Rgx();
-  auto DocReformDocRootTreeHTML(Lng)(Lng lng) {
+  auto DocReformDocRootTreeHTML()(string lng) {
     auto lng_pth = DocReformOutPaths!()("", lng);
     string base_dir = "html";
     string suffix = ".html";
@@ -1089,7 +1048,7 @@ template DocReformDocRootTreeHTML() {
       string base_filename_seg(string fn_src) {
         return base_filename(fn_src) ~ "." ~ lng;
       }
-      string docroot() {
+      string doc_root() {
         return asNormalizedPath(lng_pth.output_root).array;
       }
       string base() {
@@ -1131,26 +1090,26 @@ template DocReformDocRootTreeHTML() {
 }
 #+END_SRC
 
-*** absolute
+*** absolute disk path
 
 #+name: template_paths_html
 #+BEGIN_SRC d
 template DocReformPathsHTML() {
   mixin DocReformRgxInit;
   static auto rgx = Rgx();
-  auto DocReformPathsHTML(Po,Lng)(
-    Po  root_pth,
-    Lng lng,
+  auto DocReformPathsHTML()(
+    string root_pth,
+    string lng,
   ) {
     auto doc_tree = DocReformDocRootTreeHTML!()(lng);
     string base_dir = "html";
     string suffix = ".html";
     struct _PathsStruct {
-      string docroot() {
-        return asNormalizedPath(root_pth.chainPath(doc_tree.docroot)).array;
+      string doc_root() {
+        return asNormalizedPath(root_pth.chainPath(doc_tree.doc_root)).array;
       }
       string harvest(string fn_harvest) {
-        return docroot ~ "/" ~ fn_harvest;
+        return doc_root ~ "/" ~ fn_harvest;
       }
       string base() {
         return asNormalizedPath(root_pth.chainPath(doc_tree.base)).array;
@@ -1195,46 +1154,88 @@ template DocReformPathsHTML() {
 
 #+name: template_paths_html
 #+BEGIN_SRC d
-template DocReformUrlPathsHTML() {
+template DocReformUrlsHTML() {
+  import std.format;
   mixin DocReformRgxInit;
   static auto rgx = Rgx();
-  auto DocReformUrlPathsHTML(Po,Lng)(
-    Po  root_pth,
-    Lng lng,
+  auto DocReformUrlsHTML()(
+    string url_doc_root,
+    string lng,
   ) {
     auto doc_tree = DocReformDocRootTreeHTML!()(lng);
     string base_dir = "html";
     string suffix = ".html";
     struct _PathsStruct {
-      string docroot() {
-        return asNormalizedPath(root_pth.chainPath(doc_tree.docroot)).array;
+      string doc_root() {
+        return url_doc_root ~ asNormalizedPath(doc_tree.doc_root).array;
       }
       string harvest(string fn_harvest) {
-        return docroot ~ "/" ~ fn_harvest;
+        return format(q"┃%s/%s┃",
+          doc_root,
+          fn_harvest,
+        );
       }
       string base() {
-        return asNormalizedPath(root_pth.chainPath(doc_tree.base)).array;
+        return format(q"┃%s/%s┃",
+          url_doc_root,
+          asNormalizedPath(doc_tree.base).array,
+        );
       }
       string image() {
-        return asNormalizedPath(root_pth.chainPath(doc_tree.image)).array;
+        return format(q"┃%s/%s┃",
+          url_doc_root,
+          asNormalizedPath(doc_tree.image).array,
+        );
       }
       string css() {
-        return asNormalizedPath(root_pth.chainPath(doc_tree.css)).array;
+        return format(q"┃%s/%s┃",
+          url_doc_root,
+          asNormalizedPath(doc_tree.css).array,
+        );
       }
       string fn_seg_css() {
-        return asNormalizedPath(root_pth.chainPath(doc_tree.fn_seg_css)).array;
+        return format(q"┃%s/%s┃",
+          url_doc_root,
+          asNormalizedPath(doc_tree.fn_seg_css).array,
+        );
       }
       string fn_scroll_css() {
-        return asNormalizedPath(root_pth.chainPath(doc_tree.fn_scroll_css)).array;
+        return format(q"┃%s/%s┃",
+          url_doc_root,
+          asNormalizedPath(doc_tree.fn_scroll_css).array,
+        );
       }
       string seg(string fn_src) {
-        return asNormalizedPath(root_pth.chainPath(doc_tree.seg(fn_src))).array;
+        return format(q"┃%s/%s┃",
+          url_doc_root,
+          asNormalizedPath(doc_tree.seg(fn_src)).array,
+        );
       }
       string fn_scroll(string fn_src) {
-        return asNormalizedPath(root_pth.chainPath(doc_tree.fn_scroll(fn_src))).array;
+        return format(q"┃%s/%s┃",
+          url_doc_root,
+          asNormalizedPath(doc_tree.fn_scroll(fn_src)).array,
+        );
       }
       string fn_seg(string fn_src, string seg_filename) {
-        return asNormalizedPath(root_pth.chainPath(doc_tree.fn_seg(fn_src, seg_filename))).array;
+        return format(q"┃%s/%s┃",
+          url_doc_root,
+          asNormalizedPath(doc_tree.fn_seg(fn_src, seg_filename)).array,
+        );
+      }
+      string fn_scroll_obj_num(string fn_src, string obj_num) {
+        return format(q"┃%s/%s#%s┃",
+          url_doc_root,
+          asNormalizedPath(doc_tree.fn_scroll(fn_src)).array,
+          obj_num,
+        );
+      }
+      string fn_seg_obj_num(string fn_src, string seg_filename, string obj_num) {
+        return format(q"┃%s/%s#%s┃",
+          url_doc_root,
+          asNormalizedPath(doc_tree.fn_seg(fn_src, seg_filename)).array,
+          obj_num,
+        );
       }
       string tail_seg(string fn_src) {
         return doc_tree.tail_seg(fn_src);
@@ -1258,9 +1259,9 @@ template DocReformUrlPathsHTML() {
 template DocReformPathsEPUB() {
   mixin DocReformRgxInit;
   static auto rgx = Rgx();
-  auto DocReformPathsEPUB(Po,Lng)(
-    Po  output_pth_root,
-    Lng lng,
+  auto DocReformPathsEPUB()(
+    string output_pth_root,
+    string lng,
   ) {
     auto out_pth = DocReformOutPaths!()(output_pth_root, lng);
     string base_dir = "epub";
@@ -1271,44 +1272,50 @@ template DocReformPathsEPUB() {
       string base_filename(string fn_src) {
         return fn_src.baseName.stripExtension ~ "." ~ lng;
       }
-      string epub_file(string fn_src) {
-        return asNormalizedPath(base.chainPath(base_filename(fn_src) ~ ".epub")).array;
+      string base_filename(string fn_src) {
+        return fn_src.baseName.stripExtension;
       }
-      string dirtop() {
-        return "".chainPath("").array;
+      string base_filename_epub(string fn_src) {
+        return base_filename(fn_src) ~ "." ~ lng;
       }
-      string doc_meta_inf(string fn_src) {
-        return asNormalizedPath(dirtop.chainPath("META-INF")).array;
+      string doc_meta_inf() {
+        return asNormalizedPath("META-INF").array;
       }
-      string doc_oebps(string fn_src) {
-        return asNormalizedPath(dirtop.chainPath("OEBPS")).array;
+      string doc_oebps() {
+        return asNormalizedPath("OEBPS").array;
       }
-      string doc_oebps_css(string fn_src) {
-        return asNormalizedPath(doc_oebps(fn_src).chainPath("css")).array;
+      string doc_oebps_css() {
+        return asNormalizedPath(doc_oebps.chainPath("css")).array;
       }
-      string doc_oebps_image(string fn_src) {
-        return asNormalizedPath(doc_oebps(fn_src).chainPath("image")).array;
+      string doc_oebps_image() {
+        return asNormalizedPath(doc_oebps.chainPath("image")).array;
       }
-      string fn_mimetypes(string fn_src) {
+      string epub_file(string fn_src) {
+        return asNormalizedPath(base.chainPath(base_filename(fn_src) ~ ".epub")).array;
+      }
+      string dirtop() {
+        return "".chainPath("").array;
+      }
+      string fn_mimetypes() {
         return asNormalizedPath(dirtop.chainPath("mimetypes")).array;
       }
-      string fn_dmi_container_xml(string fn_src) {
-        return asNormalizedPath(doc_meta_inf(fn_src).chainPath("container.xml")).array;
+      string fn_dmi_container_xml() {
+        return asNormalizedPath(doc_meta_inf.chainPath("container.xml")).array;
       }
-      string fn_oebps_toc_nav_xhtml(string fn_src) {
-        return asNormalizedPath(doc_oebps(fn_src).chainPath("toc_nav.xhtml")).array;
+      string fn_oebps_toc_nav_xhtml() {
+        return asNormalizedPath(doc_oebps.chainPath("toc_nav.xhtml")).array;
       }
-      string fn_oebps_toc_ncx(string fn_src) {
-        return asNormalizedPath(doc_oebps(fn_src).chainPath("toc.ncx")).array;
+      string fn_oebps_toc_ncx() {
+        return asNormalizedPath(doc_oebps.chainPath("toc.ncx")).array;
       }
-      string fn_oebps_content_opf(string fn_src) {
-        return asNormalizedPath(doc_oebps(fn_src).chainPath("content.opf")).array;
+      string fn_oebps_content_opf() {
+        return asNormalizedPath(doc_oebps.chainPath("content.opf")).array;
       }
-      string fn_oebps_content_xhtml(string fn_src, string seg_filename) {
-        return asNormalizedPath(doc_oebps(fn_src).chainPath(seg_filename ~ ".xhtml")).array;
+      string fn_oebps_content_xhtml(string seg_filename) {
+        return asNormalizedPath(doc_oebps.chainPath(seg_filename ~ ".xhtml")).array;
       }
-      string fn_oebps_css(string fn_src) {
-        return asNormalizedPath(doc_oebps_css(fn_src).chainPath("epub.css")).array;
+      string fn_oebps_css() {
+        return asNormalizedPath(doc_oebps_css.chainPath("epub.css")).array;
       }
       /+ debug +/
       string dbg_docdir(string fn_src) {
@@ -1469,9 +1476,9 @@ template DocReformPathsLaTeX() {
 template DocReformPathsSQLiteDiscrete() {
   mixin DocReformRgxInit;
   static auto rgx = Rgx();
-  auto DocReformPathsSQLiteDiscrete(Po,Lng)(
-    Po  output_pth_root,
-    Lng lng,
+  auto DocReformPathsSQLiteDiscrete()(
+    string output_pth_root,
+    string lng,
   ) {
     struct _PathsStruct {
       string base_filename(string fn_src) {
diff --git a/org/doc_reform.org b/org/doc_reform.org
index 798d680..848291f 100644
--- a/org/doc_reform.org
+++ b/org/doc_reform.org
@@ -27,7 +27,7 @@ struct Version {
   int minor;
   int patch;
 }
-enum _ver = Version(0, 7, 3);
+enum _ver = Version(0, 7, 4);
 #+END_SRC
 
 ** compilation restrictions (supported compilers)
diff --git a/org/output_sqlite.org b/org/output_sqlite.org
index 2dc29f7..fc2603d 100644
--- a/org/output_sqlite.org
+++ b/org/output_sqlite.org
@@ -29,7 +29,9 @@ module doc_reform.output.sqlite;
 import d2sqlite3;
 import std.typecons : Nullable;
 mixin DocReformOutputRgxInit;
+mixin InternalMarkup;
 static auto rgx = Rgx();
+static auto mkup = InlineMarkup();
 long _metadata_tid_lastrowid;
 template SQLiteHubBuildTablesAndPopulate() {
   void SQLiteHubBuildTablesAndPopulate(D,M)(
@@ -64,6 +66,7 @@ template SQLiteHubDiscreteBuildTablesAndPopulate() {
     const D    doc_abstraction,
           M    doc_matters,
   ) {
+    auto url_html = DocReformUrlsHTML!()(doc_matters.conf_make_meta.conf.webserv_url_doc_root, doc_matters.src.language);
     auto pth_sqlite = DocReformPathsSQLiteDiscrete!()(doc_matters.output_path, doc_matters.src.language);
     pth_sqlite.base.mkdirRecurse;
     auto db = Database(pth_sqlite.sqlite_file(doc_matters.src.filename));
@@ -163,6 +166,7 @@ template SQLiteTablesReCreate() {
       <<sqlite_statement_drop_existing_index>>
       <<sqlite_statement_drop_existing_tables>>
       <<sqlite_statement_create_table_metadata_and_src_txt>>
+      <<sqlite_statement_create_table_topic_register>>
       <<sqlite_statement_create_table_objects>>
       <<sqlite_statement_create_index>>
     ┃",);
@@ -192,6 +196,7 @@ template SQLiteInsertMetadata() {
     M doc_matters,
   ) {
     <<sqlite_formatted_insertions_doc_matters_metadata>>
+    <<sqlite_formatted_insertions_topic_register>>
     return _insert_metadata;
   }
 }
@@ -206,7 +211,7 @@ template SQLiteInsertDocObjectsLoop() {
           M    doc_matters,
   ) {
     string _uid = SQLinsertDelimiter!()(doc_matters.src.doc_uid);
-    auto site_url = DocReformPathsUrl!()(doc_matters);
+    auto url_html = DocReformUrlsHTML!()(doc_matters.conf_make_meta.conf.webserv_url_doc_root, doc_matters.src.language);
     string insertDocObjectsRow(O)(O obj) {
       <<sqlite_formatted_insertions_doc_objects>>
       return _insert_doc_objects_row;
@@ -229,6 +234,7 @@ template SQLiteTablesCreate() {
           <<sqlite_statement_drop_existing_index>>
           <<sqlite_statement_drop_existing_tables>>
           <<sqlite_statement_create_table_metadata_and_src_txt>>
+          <<sqlite_statement_create_table_topic_register>>
           <<sqlite_statement_create_table_objects>>
           <<sqlite_statement_create_index>>
         ┃",);
@@ -1457,6 +1463,7 @@ DROP INDEX IF EXISTS idx_classify_topic_register;
 #+name: sqlite_statement_drop_existing_tables
 #+BEGIN_SRC sql
 DROP TABLE IF EXISTS metadata_and_text;
+DROP TABLE IF EXISTS topic_register;
 DROP TABLE IF EXISTS doc_objects;
 DROP TABLE IF EXISTS urls;
 #+END_SRC
@@ -1467,15 +1474,14 @@ DROP TABLE IF EXISTS urls;
 #+name: sqlite_statement_create_table_metadata_and_src_txt
 #+BEGIN_SRC sql
 CREATE TABLE metadata_and_text (
-  uid                              VARCHAR(256)      UNIQUE, /* filename, language char, pod/txt (decide on delimiter [,;:/]) */
-  src_composite_id_per_txt         VARCHAR(256)  NOT NULL,   /* UNIQUE, /* z pod name if any + src filename + language code */
-  src_composite_id_per_pod         VARCHAR(256)  NOT NULL,   /* z pod name if any + src filename */
+  uid                              VARCHAR(256)      UNIQUE, -- filename, language char, pod/txt (decide on delimiter [,;:/])
+  src_composite_id_per_txt         VARCHAR(256)  NOT NULL,   -- UNIQUE, z pod name if any + src filename + language code
+  src_composite_id_per_pod         VARCHAR(256)  NOT NULL,   -- z pod name if any + src filename
   title                            VARCHAR(800)  NOT NULL,
   title_main                       VARCHAR(400)  NOT NULL,
   title_sub                        VARCHAR(400)      NULL,
   title_short                      VARCHAR(400)      NULL,
   title_edition                    VARCHAR(10)       NULL,
-  title_note                       VARCHAR(2500)     NULL,
   title_language                   VARCHAR(100)      NULL,
   title_language_char              VARCHAR(6)        NULL,
   creator_author                   VARCHAR(600)  NOT NULL,
@@ -1505,14 +1511,13 @@ CREATE TABLE metadata_and_text (
   date_translated                  VARCHAR(10)       NULL,
   date_original_publication        VARCHAR(10)       NULL,
   date_generated                   VARCHAR(10)       NULL,
-  publisher                        VARCHAR(600)      NULL,
+  original_title                   VARCHAR(800)      NULL,
   original_publisher               VARCHAR(600)      NULL,
   original_language                VARCHAR(100)      NULL,
   original_language_char           VARCHAR(6)        NULL,
   original_source                  VARCHAR(600)      NULL,
   original_institution             VARCHAR(600)      NULL,
   original_nationality             VARCHAR(100)      NULL,
-  original_title                   VARCHAR(800)      NULL,
   rights_copyright                 VARCHAR(2500)     NULL,
   rights_copyright_audio           VARCHAR(2500)     NULL,
   rights_copyright_cover           VARCHAR(2500)     NULL,
@@ -1541,18 +1546,58 @@ CREATE TABLE metadata_and_text (
   notes_prefix_a                   TEXT              NULL,
   notes_prefix_b                   TEXT              NULL,
   notes_suffix                     TEXT              NULL,
+  publisher                        VARCHAR(600)      NULL,
   src_filename                     VARCHAR(256)  NOT NULL,
   src_fingerprint                  VARCHAR(256)      NULL,
   src_filesize                     VARCHAR(10)       NULL,
   src_wordcount                    VARCHAR(10)       NULL,
-  pod_name                         VARCHAR(256)      NULL, /* zipped pod, work to be done here */
-  pod_fingerprint                  VARCHAR(256)      NULL, /* zipped pod, work to be done here */
-  pod_size                         VARCHAR(10)       NULL, /* zipped pod, work to be done here */
-  site_url_doc_root                VARCHAR(256)      NULL, /* url path to doc root */
+  pod_name                         VARCHAR(256)      NULL, -- zipped pod, work to be done here
+  pod_fingerprint                  VARCHAR(256)      NULL, -- zipped pod, work to be done here
+  pod_size                         VARCHAR(10)       NULL, -- zipped pod, work to be done here
+  site_url_doc_root                VARCHAR(256)      NULL, -- url path to doc root
+  site_url_html_toc                VARCHAR(256)      NULL,
+  site_url_html_scroll             VARCHAR(256)      NULL,
+  site_url_epub                    VARCHAR(256)      NULL,
   links                            TEXT              NULL
 );
 #+END_SRC
 
+**** CREATE TABLE topic_register
+
+#+name: sqlite_statement_create_table_topic_register
+#+BEGIN_SRC sql
+CREATE TABLE topic_register (
+  -- tid                              BIGINT            PRIMARY KEY,
+  uid_metadata_and_text            VARCHAR(256)      REFERENCES metadata_and_text(uid) ON DELETE CASCADE,
+  -- src_composite_id_per_txt         VARCHAR(256)  NOT NULL,  - UNIQUE, - z pod name if any + src filename + language code
+  -- src_composite_id_per_pod         VARCHAR(256)  NOT NULL,  - z pod name if any + src filename
+  topic_register_lv0               VARCHAR(250)  NOT NULL,
+  topic_register_lv1               VARCHAR(250)      NULL,
+  topic_register_lv2               VARCHAR(250)      NULL,
+  topic_register_lv3               VARCHAR(250)      NULL,
+  topic_register_lv4               VARCHAR(250)      NULL,
+  site_url_doc_root                VARCHAR(256)      NULL, -- url path to doc root
+  site_url_html_toc                VARCHAR(256)      NULL,
+  site_url_html_scroll             VARCHAR(256)      NULL
+);
+#+END_SRC
+
+
+**** CREATE TABLE site_urls ?
+
+#+name: sqlite_statement_create_table_site_urls
+#+BEGIN_SRC sql
+CREATE TABLE site_urls (
+  -- tid                              BIGINT            PRIMARY KEY,
+  uid_metadata_and_text            VARCHAR(256)      REFERENCES metadata_and_text(uid) ON DELETE CASCADE,
+  src_composite_id_per_txt         VARCHAR(256)  NOT NULL, -- UNIQUE, - z pod name if any + src filename + language code
+  src_composite_id_per_pod         VARCHAR(256)  NOT NULL, -- z pod name if any + src filename
+  site_url_doc_root                VARCHAR(256)      NULL, -- url path to doc root
+  site_url_html_toc                VARCHAR(256)      NULL,
+  site_url_html_scroll             VARCHAR(256)      NULL
+);
+#+END_SRC
+
 **** CREATE TABLE doc_objects
 
 #+name: sqlite_statement_create_table_objects
@@ -1571,7 +1616,7 @@ CREATE TABLE doc_objects (
   lev                              SMALLINT          NULL,
   node                             VARCHAR(16)       NULL,
   parent                           VARCHAR(16)       NULL,
-  last_decendant                   VARCHAR(16)       NULL, /* headings only */
+  last_decendant                   VARCHAR(16)       NULL, -- headings only
   digest_clean                     CHAR(256),
   digest_all                       CHAR(256),
   html_seg_url                     CHAR(256),
@@ -1628,73 +1673,6 @@ WHERE uid_metadata_and_text = '%s';
 #+END_SRC
 
 *** inserts
-**** INSERT doc objects
-
-lid unique, increment by 1 per object, not ocn
-
-metadata tid document number unique
-either:
-- increment by adding 1 for each document,
-- make hash of document filename or url and use?
-
-***** sql statement: dlang format
-
-#+name: sqlite_formatted_insertions_doc_objects
-#+BEGIN_SRC d
-string _insert_doc_objects_row = format(q"┃
-#+END_SRC
-
-***** INSERT INTO
-
-#+name: sqlite_formatted_insertions_doc_objects
-#+BEGIN_SRC sql
-  INSERT INTO doc_objects (
-    uid_metadata_and_text,
-    ocn,
-    obj_id,
-    clean,
-    body,
-    lev,
-    is_of_type,
-    is_a,
-    html_seg_url
-  )
-#+END_SRC
-
-***** VALUES
-
-#+name: sqlite_formatted_insertions_doc_objects
-#+BEGIN_SRC sql
-  VALUES (
-    '%s',
-    %s,
-    '%s',
-    '%s',
-    '%s',
-    %s,
-    '%s',
-    '%s',
-    '%s'
-  );
-#+END_SRC
-
-***** dlang values for formatting
-
-#+name: sqlite_formatted_insertions_doc_objects
-#+BEGIN_SRC d
-┃",
-  _uid,
-  obj.metainfo.ocn,
-  obj.metainfo.identifier,
-  SQLinsertDelimiter!()(obj_txt["text"]),
-  SQLinsertDelimiter!()(obj_txt["html"]),
-  obj.metainfo.heading_lev_markup,
-  obj.metainfo.is_of_type,
-  obj.metainfo.is_a,
-  site_url.html_seg(obj.tags.html_segment_anchor_tag_is, obj.metainfo.identifier),
-);
-#+END_SRC
-
 **** INSERT doc matters & metadata
 ***** sql statement: dlang format
 
@@ -1719,15 +1697,12 @@ string _insert_metadata = format(q"┃
     title_short,
     title_edition,
     title_language,
-    classify_dewey,
-    classify_keywords,
-    classify_loc,
-    classify_subject,
-    classify_topic_register,
     creator_author,
     creator_author_email,
     creator_illustrator,
     creator_translator,
+    language_document,
+    language_document_char,
     date_added_to_site,
     date_available,
     date_created,
@@ -1735,18 +1710,6 @@ string _insert_metadata = format(q"┃
     date_modified,
     date_published,
     date_valid,
-    identifier_isbn,
-    identifier_oclc,
-    language_document,
-    language_document_char,
-    notes_abstract,
-    notes_description,
-    original_publisher,
-    original_language,
-    original_language_char,
-    original_source,
-    original_title,
-    publisher,
     rights_copyright,
     rights_copyright_audio,
     rights_copyright_cover,
@@ -1756,6 +1719,21 @@ string _insert_metadata = format(q"┃
     rights_copyright_translation,
     rights_copyright_video,
     rights_license,
+    identifier_oclc,
+    identifier_isbn,
+    classify_dewey,
+    classify_keywords,
+    classify_loc,
+    classify_subject,
+    classify_topic_register,
+    original_title,
+    original_publisher,
+    original_language,
+    original_language_char,
+    original_source,
+    notes_abstract,
+    notes_description,
+    publisher,
     site_url_doc_root
   )
 #+END_SRC
@@ -1765,54 +1743,7 @@ string _insert_metadata = format(q"┃
 #+name: sqlite_formatted_insertions_doc_matters_metadata
 #+BEGIN_SRC sql
   VALUES (
-    '%s',
-    '%s',
-    '%s',
-    '%s',
-    '%s',
-    '%s',
-    '%s',
-    '%s',
-    '%s',
-    '%s',
-    '%s',
-    '%s',
-    '%s',
-    '%s',
-    '%s',
-    '%s',
-    '%s',
-    '%s',
-    '%s',
-    '%s',
-    '%s',
-    '%s',
-    '%s',
-    '%s',
-    '%s',
-    '%s',
-    '%s',
-    '%s',
-    '%s',
-    '%s',
-    '%s',
-    '%s',
-    '%s',
-    '%s',
-    '%s',
-    '%s',
-    '%s',
-    '%s',
-    '%s',
-    '%s',
-    '%s',
-    '%s',
-    '%s',
-    '%s',
-    '%s',
-    '%s',
-    '%s',
-    '%s'
+    '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s'
   );
 #+END_SRC
 
@@ -1831,15 +1762,12 @@ string _insert_metadata = format(q"┃
   SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.title_short),
   SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.title_edition),
   SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.title_language),
-  SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.classify_dewey),
-  SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.classify_keywords),
-  SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.classify_loc),
-  SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.classify_subject),
-  SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.classify_topic_register),
   SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.creator_author),
   SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.creator_author_email),
   SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.creator_illustrator),
   SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.creator_translator),
+  SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.language_document),
+  SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.language_document_char),
   SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.date_added_to_site),
   SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.date_available),
   SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.date_created),
@@ -1847,18 +1775,6 @@ string _insert_metadata = format(q"┃
   SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.date_modified),
   SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.date_published),
   SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.date_valid),
-  SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.identifier_isbn),
-  SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.identifier_oclc),
-  SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.language_document),
-  SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.language_document_char),
-  SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.notes_abstract),
-  SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.notes_description),
-  SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.original_publisher),
-  SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.original_language),
-  SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.original_language_char),
-  SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.original_source),
-  SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.original_title),
-  SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.publisher),
   SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.rights_copyright),
   SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.rights_copyright_audio),
   SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.rights_copyright_cover),
@@ -1868,8 +1784,149 @@ string _insert_metadata = format(q"┃
   SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.rights_copyright_translation),
   SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.rights_copyright_video),
   SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.rights_license),
+  SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.identifier_oclc),
+  SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.identifier_isbn),
+  SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.classify_dewey),
+  SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.classify_keywords),
+  SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.classify_loc),
+  SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.classify_subject),
+  SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.classify_topic_register),
+  SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.notes_abstract),
+  SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.notes_description),
+  SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.original_title),
+  SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.original_publisher),
+  SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.original_language),
+  SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.original_language_char),
+  SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.original_source),
+  SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.publisher),
   SQLinsertDelimiter!()(doc_matters.conf_make_meta.conf.webserv_url_doc_root)
 );
 #+END_SRC
 
+**** INSERT topic register
+
+writeln(doc_matters.conf_make_meta.meta.classify_topic_register_arr);
+
+***** { if topic register then loop topic register array
+
+#+name: sqlite_formatted_insertions_topic_register
+#+BEGIN_SRC d
+if (doc_matters.conf_make_meta.meta.classify_topic_register_arr.length > 0) {
+
+  string _insert_topics;
+  foreach (topic; doc_matters.conf_make_meta.meta.classify_topic_register_arr) {
+    string[] subject_tree = topic.split(mkup.sep);
+#+END_SRC
+
+***** sql statement: dlang format
+
+#+name: sqlite_formatted_insertions_topic_register
+#+BEGIN_SRC d
+_insert_topics ~= format(q"┃
+#+END_SRC
+
+***** INSERT INTO
+
+#+name: sqlite_formatted_insertions_topic_register
+#+BEGIN_SRC sql
+  INSERT INTO topic_register (
+    uid_metadata_and_text,
+    topic_register_lv0,
+    topic_register_lv1,
+    topic_register_lv2,
+    topic_register_lv3,
+    topic_register_lv4
+  )
+#+END_SRC
+
+***** VALUES
+
+#+name: sqlite_formatted_insertions_topic_register
+#+BEGIN_SRC sql
+  VALUES (
+    '%s', '%s', '%s', '%s', '%s', '%s'
+  );
+#+END_SRC
+
+***** dlang values for formatting
+
+#+name: sqlite_formatted_insertions_topic_register
+#+BEGIN_SRC d
+┃",
+  _uid,
+  (subject_tree.length > 0) ? subject_tree[0] : "",
+  (subject_tree.length > 1) ? subject_tree[1] : "",
+  (subject_tree.length > 2) ? subject_tree[2] : "",
+  (subject_tree.length > 3) ? subject_tree[3] : "",
+  (subject_tree.length > 4) ? subject_tree[4] : ""
+);
+#+END_SRC
+
+***** } close topic register & loop topic register array
+
+#+name: sqlite_formatted_insertions_topic_register
+#+BEGIN_SRC d
+  }
+}
+#+END_SRC
+
+**** INSERT doc objects
+
+lid unique, increment by 1 per object, not ocn
+
+metadata tid document number unique
+either:
+- increment by adding 1 for each document,
+- make hash of document filename or url and use?
+
+***** sql statement: dlang format
+
+#+name: sqlite_formatted_insertions_doc_objects
+#+BEGIN_SRC d
+string _insert_doc_objects_row = format(q"┃
+#+END_SRC
+
+***** INSERT INTO
+
+#+name: sqlite_formatted_insertions_doc_objects
+#+BEGIN_SRC sql
+  INSERT INTO doc_objects (
+    uid_metadata_and_text,
+    ocn,
+    obj_id,
+    clean,
+    body,
+    lev,
+    is_of_type,
+    is_a,
+    html_seg_url
+  )
+#+END_SRC
+
+***** VALUES
+
+#+name: sqlite_formatted_insertions_doc_objects
+#+BEGIN_SRC sql
+  VALUES (
+    '%s', %s, '%s', '%s', '%s', %s, '%s', '%s', '%s'
+  );
+#+END_SRC
+
+***** dlang values for formatting
+
+#+name: sqlite_formatted_insertions_doc_objects
+#+BEGIN_SRC d
+┃",
+  _uid,
+  obj.metainfo.ocn,
+  obj.metainfo.identifier,
+  SQLinsertDelimiter!()(obj_txt["text"]),
+  SQLinsertDelimiter!()(obj_txt["html"]),
+  obj.metainfo.heading_lev_markup,
+  obj.metainfo.is_of_type,
+  obj.metainfo.is_a,
+  url_html.fn_seg_obj_num(doc_matters.src.filename, obj.tags.html_segment_anchor_tag_is, obj.metainfo.identifier),
+);
+#+END_SRC
+
 * __END__
diff --git a/org/output_xmls.org b/org/output_xmls.org
index 2eb0e48..5e312f2 100644
--- a/org/output_xmls.org
+++ b/org/output_xmls.org
@@ -2217,7 +2217,7 @@ string epub3_oebps_content(D,M,P)(D doc_abstraction, M doc_matters, P parts) {
     _uuid,
     _uuid,
     _uuid,
-    (pth_epub3.fn_oebps_css(doc_matters.src.filename)).chompPrefix("OEBPS/"),
+    (pth_epub3.fn_oebps_css).chompPrefix("OEBPS/"),
   );
   content ~= "    " ~ "<!-- Content Documents -->" ~ "\n  ";
   content ~= parts["manifest_documents"];
@@ -2227,7 +2227,7 @@ string epub3_oebps_content(D,M,P)(D doc_abstraction, M doc_matters, P parts) {
     content ~= format(q"┃      <item id="%s" href="%s/%s" media-type="image/%s" />
 ┃",
       image.baseName.stripExtension,
-      (pth_epub3.doc_oebps_image(doc_matters.src.filename)).chompPrefix("OEBPS/"),
+      (pth_epub3.doc_oebps_image).chompPrefix("OEBPS/"),
       image,
       image.extension.chompPrefix("."),
     );
@@ -2868,7 +2868,7 @@ void epub3_write_output_files(W,I)(
     }
     { /+ OEBPS/[segments].xhtml (the document contents) +/
       foreach (seg_filename; doc_matters.has.segnames_lv_0_to_4) {
-        string fn = pth_epub3.fn_oebps_content_xhtml(doc_matters.src.filename, seg_filename);
+        string fn = pth_epub3.fn_oebps_content_xhtml(seg_filename);
         auto zip_arc_member_file = new ArchiveMember();
         zip_arc_member_file.name = fn;
         auto zip_data = new OutBuffer();
@@ -2908,7 +2908,7 @@ void epub3_write_output_files(W,I)(
           File(fn_dbg, "w").writeln(epub_write.mimetypes);
         }
       }
-      fn = pth_epub3.fn_mimetypes(doc_matters.src.filename);
+      fn = pth_epub3.fn_mimetypes;
       EPUBzip(epub_write.mimetypes, fn);
     }
     { /+  META-INF/container.xml (identify doc root) +/
@@ -2918,7 +2918,7 @@ void epub3_write_output_files(W,I)(
           File(fn_dbg, "w").writeln(epub_write.meta_inf_container_xml);
         }
       }
-      fn = pth_epub3.fn_dmi_container_xml(doc_matters.src.filename);
+      fn = pth_epub3.fn_dmi_container_xml;
       EPUBzip(epub_write.meta_inf_container_xml, fn);
     }
     { /+ OEBPS/toc_nav.xhtml (navigation toc epub3) +/
@@ -2928,7 +2928,7 @@ void epub3_write_output_files(W,I)(
           File(fn_dbg, "w").writeln(epub_write.oebps_toc_nav_xhtml);
         }
       }
-      fn = pth_epub3.fn_oebps_toc_nav_xhtml(doc_matters.src.filename);
+      fn = pth_epub3.fn_oebps_toc_nav_xhtml;
       EPUBzip(epub_write.oebps_toc_nav_xhtml, fn);
     }
     { /+ OEBPS/toc.ncx (navigation toc epub2) +/
@@ -2938,7 +2938,7 @@ void epub3_write_output_files(W,I)(
           File(fn_dbg, "w").writeln(epub_write.oebps_toc_ncx);
         }
       }
-      fn = pth_epub3.fn_oebps_toc_ncx(doc_matters.src.filename);
+      fn = pth_epub3.fn_oebps_toc_ncx;
       EPUBzip(epub_write.oebps_toc_ncx, fn);
     }
     { /+ OEBPS/content.opf (doc manifest) +/
@@ -2948,7 +2948,7 @@ void epub3_write_output_files(W,I)(
           File(fn_dbg, "w").writeln(epub_write.oebps_content_opf);
         }
       }
-      fn = pth_epub3.fn_oebps_content_opf(doc_matters.src.filename);
+      fn = pth_epub3.fn_oebps_content_opf;
       EPUBzip(epub_write.oebps_content_opf, fn);
     }
     { /+ OEBPS/_sisu/image (images) +/
@@ -2968,7 +2968,7 @@ void epub3_write_output_files(W,I)(
           }
         }
         auto fn_src = doc_matters.src.image_dir_path ~ "/" ~ image;
-        auto fn_out =  pth_epub3.doc_oebps_image(doc_matters.src.filename.to!string) ~ "/" ~ image;
+        auto fn_out =  pth_epub3.doc_oebps_image ~ "/" ~ image;
         if (exists(fn_src)) {
           {
             auto zip_arc_member_file = new ArchiveMember();
@@ -2992,7 +2992,7 @@ void epub3_write_output_files(W,I)(
           : File(fn_dbg, "w").writeln(css.dark.epub);
         }
       }
-      fn = pth_epub3.fn_oebps_css(doc_matters.src.filename);
+      fn = pth_epub3.fn_oebps_css;
       auto zip_arc_member_file = new ArchiveMember();
       zip_arc_member_file.name = fn;
       auto zip_data = new OutBuffer();
diff --git a/src/doc_reform/output/epub3.d b/src/doc_reform/output/epub3.d
index cdfd2a6..09dea3d 100644
--- a/src/doc_reform/output/epub3.d
+++ b/src/doc_reform/output/epub3.d
@@ -79,7 +79,7 @@ template outputEPub3() {
       _uuid,
       _uuid,
       _uuid,
-      (pth_epub3.fn_oebps_css(doc_matters.src.filename)).chompPrefix("OEBPS/"),
+      (pth_epub3.fn_oebps_css).chompPrefix("OEBPS/"),
     );
     content ~= "    " ~ "<!-- Content Documents -->" ~ "\n  ";
     content ~= parts["manifest_documents"];
@@ -89,7 +89,7 @@ template outputEPub3() {
       content ~= format(q"┃      <item id="%s" href="%s/%s" media-type="image/%s" />
   ┃",
         image.baseName.stripExtension,
-        (pth_epub3.doc_oebps_image(doc_matters.src.filename)).chompPrefix("OEBPS/"),
+        (pth_epub3.doc_oebps_image).chompPrefix("OEBPS/"),
         image,
         image.extension.chompPrefix("."),
       );
@@ -659,7 +659,7 @@ template outputEPub3() {
       }
       { /+ OEBPS/[segments].xhtml (the document contents) +/
         foreach (seg_filename; doc_matters.has.segnames_lv_0_to_4) {
-          string fn = pth_epub3.fn_oebps_content_xhtml(doc_matters.src.filename, seg_filename);
+          string fn = pth_epub3.fn_oebps_content_xhtml(seg_filename);
           auto zip_arc_member_file = new ArchiveMember();
           zip_arc_member_file.name = fn;
           auto zip_data = new OutBuffer();
@@ -699,7 +699,7 @@ template outputEPub3() {
             File(fn_dbg, "w").writeln(epub_write.mimetypes);
           }
         }
-        fn = pth_epub3.fn_mimetypes(doc_matters.src.filename);
+        fn = pth_epub3.fn_mimetypes;
         EPUBzip(epub_write.mimetypes, fn);
       }
       { /+  META-INF/container.xml (identify doc root) +/
@@ -709,7 +709,7 @@ template outputEPub3() {
             File(fn_dbg, "w").writeln(epub_write.meta_inf_container_xml);
           }
         }
-        fn = pth_epub3.fn_dmi_container_xml(doc_matters.src.filename);
+        fn = pth_epub3.fn_dmi_container_xml;
         EPUBzip(epub_write.meta_inf_container_xml, fn);
       }
       { /+ OEBPS/toc_nav.xhtml (navigation toc epub3) +/
@@ -719,7 +719,7 @@ template outputEPub3() {
             File(fn_dbg, "w").writeln(epub_write.oebps_toc_nav_xhtml);
           }
         }
-        fn = pth_epub3.fn_oebps_toc_nav_xhtml(doc_matters.src.filename);
+        fn = pth_epub3.fn_oebps_toc_nav_xhtml;
         EPUBzip(epub_write.oebps_toc_nav_xhtml, fn);
       }
       { /+ OEBPS/toc.ncx (navigation toc epub2) +/
@@ -729,7 +729,7 @@ template outputEPub3() {
             File(fn_dbg, "w").writeln(epub_write.oebps_toc_ncx);
           }
         }
-        fn = pth_epub3.fn_oebps_toc_ncx(doc_matters.src.filename);
+        fn = pth_epub3.fn_oebps_toc_ncx;
         EPUBzip(epub_write.oebps_toc_ncx, fn);
       }
       { /+ OEBPS/content.opf (doc manifest) +/
@@ -739,7 +739,7 @@ template outputEPub3() {
             File(fn_dbg, "w").writeln(epub_write.oebps_content_opf);
           }
         }
-        fn = pth_epub3.fn_oebps_content_opf(doc_matters.src.filename);
+        fn = pth_epub3.fn_oebps_content_opf;
         EPUBzip(epub_write.oebps_content_opf, fn);
       }
       { /+ OEBPS/_sisu/image (images) +/
@@ -759,7 +759,7 @@ template outputEPub3() {
             }
           }
           auto fn_src = doc_matters.src.image_dir_path ~ "/" ~ image;
-          auto fn_out =  pth_epub3.doc_oebps_image(doc_matters.src.filename.to!string) ~ "/" ~ image;
+          auto fn_out =  pth_epub3.doc_oebps_image ~ "/" ~ image;
           if (exists(fn_src)) {
             {
               auto zip_arc_member_file = new ArchiveMember();
@@ -783,7 +783,7 @@ template outputEPub3() {
             : File(fn_dbg, "w").writeln(css.dark.epub);
           }
         }
-        fn = pth_epub3.fn_oebps_css(doc_matters.src.filename);
+        fn = pth_epub3.fn_oebps_css;
         auto zip_arc_member_file = new ArchiveMember();
         zip_arc_member_file.name = fn;
         auto zip_data = new OutBuffer();
diff --git a/src/doc_reform/output/paths_output.d b/src/doc_reform/output/paths_output.d
index 795da4c..0ca9fa7 100644
--- a/src/doc_reform/output/paths_output.d
+++ b/src/doc_reform/output/paths_output.d
@@ -77,45 +77,11 @@ template DocReformOutPathsFnPd() {
     return _PathsStruct();
   }
 }
-template DocReformPathsUrl() {
-  import std.format;
-  mixin DocReformRgxInit;
-  static auto rgx = Rgx();
-  auto DocReformPathsUrl(M)(M doc_matters) {
-    struct _UrlPathsStruct {
-      string doc_root() {
-        string _doc_root = (doc_matters.conf_make_meta.conf.webserv_url_doc_path.length > 0)
-        ? doc_matters.conf_make_meta.conf.webserv_url_doc_root
-        : "file://" ~ doc_matters.output_path;
-        return _doc_root;
-      }
-      string html_seg(string html_segname, string obj_id) { // TODO bespoke for sqlite
-        string _url = format(q"┃%s/%s/html/%s/%s.html#%s┃",
-          doc_root,
-          doc_matters.src.language,
-          doc_matters.src.filename_base,
-          html_segname,
-          obj_id
-        );
-        if (html_segname.empty || obj_id.empty) {
-          if (
-            doc_matters.opt.action.debug_do
-            && doc_matters.opt.action.verbose
-          ) {
-            writeln("sqlite object missing segname or object id: ", _url);
-          }
-          _url = "";
-        }
-        return _url;
-      }
-    }
-    return _UrlPathsStruct();
-  }
-}
+
 template DocReformDocRootTreeHTML() {
   mixin DocReformRgxInit;
   static auto rgx = Rgx();
-  auto DocReformDocRootTreeHTML(Lng)(Lng lng) {
+  auto DocReformDocRootTreeHTML()(string lng) {
     auto lng_pth = DocReformOutPaths!()("", lng);
     string base_dir = "html";
     string suffix = ".html";
@@ -129,7 +95,7 @@ template DocReformDocRootTreeHTML() {
       string base_filename_seg(string fn_src) {
         return base_filename(fn_src) ~ "." ~ lng;
       }
-      string docroot() {
+      string doc_root() {
         return asNormalizedPath(lng_pth.output_root).array;
       }
       string base() {
@@ -172,19 +138,19 @@ template DocReformDocRootTreeHTML() {
 template DocReformPathsHTML() {
   mixin DocReformRgxInit;
   static auto rgx = Rgx();
-  auto DocReformPathsHTML(Po,Lng)(
-    Po  root_pth,
-    Lng lng,
+  auto DocReformPathsHTML()(
+    string root_pth,
+    string lng,
   ) {
     auto doc_tree = DocReformDocRootTreeHTML!()(lng);
     string base_dir = "html";
     string suffix = ".html";
     struct _PathsStruct {
-      string docroot() {
-        return asNormalizedPath(root_pth.chainPath(doc_tree.docroot)).array;
+      string doc_root() {
+        return asNormalizedPath(root_pth.chainPath(doc_tree.doc_root)).array;
       }
       string harvest(string fn_harvest) {
-        return docroot ~ "/" ~ fn_harvest;
+        return doc_root ~ "/" ~ fn_harvest;
       }
       string base() {
         return asNormalizedPath(root_pth.chainPath(doc_tree.base)).array;
@@ -223,46 +189,88 @@ template DocReformPathsHTML() {
     return _PathsStruct();
   }
 }
-template DocReformUrlPathsHTML() {
+template DocReformUrlsHTML() {
+  import std.format;
   mixin DocReformRgxInit;
   static auto rgx = Rgx();
-  auto DocReformUrlPathsHTML(Po,Lng)(
-    Po  root_pth,
-    Lng lng,
+  auto DocReformUrlsHTML()(
+    string url_doc_root,
+    string lng,
   ) {
     auto doc_tree = DocReformDocRootTreeHTML!()(lng);
     string base_dir = "html";
     string suffix = ".html";
     struct _PathsStruct {
-      string docroot() {
-        return asNormalizedPath(root_pth.chainPath(doc_tree.docroot)).array;
+      string doc_root() {
+        return url_doc_root ~ asNormalizedPath(doc_tree.doc_root).array;
       }
       string harvest(string fn_harvest) {
-        return docroot ~ "/" ~ fn_harvest;
+        return format(q"┃%s/%s┃",
+          doc_root,
+          fn_harvest,
+        );
       }
       string base() {
-        return asNormalizedPath(root_pth.chainPath(doc_tree.base)).array;
+        return format(q"┃%s/%s┃",
+          url_doc_root,
+          asNormalizedPath(doc_tree.base).array,
+        );
       }
       string image() {
-        return asNormalizedPath(root_pth.chainPath(doc_tree.image)).array;
+        return format(q"┃%s/%s┃",
+          url_doc_root,
+          asNormalizedPath(doc_tree.image).array,
+        );
       }
       string css() {
-        return asNormalizedPath(root_pth.chainPath(doc_tree.css)).array;
+        return format(q"┃%s/%s┃",
+          url_doc_root,
+          asNormalizedPath(doc_tree.css).array,
+        );
       }
       string fn_seg_css() {
-        return asNormalizedPath(root_pth.chainPath(doc_tree.fn_seg_css)).array;
+        return format(q"┃%s/%s┃",
+          url_doc_root,
+          asNormalizedPath(doc_tree.fn_seg_css).array,
+        );
       }
       string fn_scroll_css() {
-        return asNormalizedPath(root_pth.chainPath(doc_tree.fn_scroll_css)).array;
+        return format(q"┃%s/%s┃",
+          url_doc_root,
+          asNormalizedPath(doc_tree.fn_scroll_css).array,
+        );
       }
       string seg(string fn_src) {
-        return asNormalizedPath(root_pth.chainPath(doc_tree.seg(fn_src))).array;
+        return format(q"┃%s/%s┃",
+          url_doc_root,
+          asNormalizedPath(doc_tree.seg(fn_src)).array,
+        );
       }
       string fn_scroll(string fn_src) {
-        return asNormalizedPath(root_pth.chainPath(doc_tree.fn_scroll(fn_src))).array;
+        return format(q"┃%s/%s┃",
+          url_doc_root,
+          asNormalizedPath(doc_tree.fn_scroll(fn_src)).array,
+        );
       }
       string fn_seg(string fn_src, string seg_filename) {
-        return asNormalizedPath(root_pth.chainPath(doc_tree.fn_seg(fn_src, seg_filename))).array;
+        return format(q"┃%s/%s┃",
+          url_doc_root,
+          asNormalizedPath(doc_tree.fn_seg(fn_src, seg_filename)).array,
+        );
+      }
+      string fn_scroll_obj_num(string fn_src, string obj_num) {
+        return format(q"┃%s/%s#%s┃",
+          url_doc_root,
+          asNormalizedPath(doc_tree.fn_scroll(fn_src)).array,
+          obj_num,
+        );
+      }
+      string fn_seg_obj_num(string fn_src, string seg_filename, string obj_num) {
+        return format(q"┃%s/%s#%s┃",
+          url_doc_root,
+          asNormalizedPath(doc_tree.fn_seg(fn_src, seg_filename)).array,
+          obj_num,
+        );
       }
       string tail_seg(string fn_src) {
         return doc_tree.tail_seg(fn_src);
@@ -280,9 +288,9 @@ template DocReformUrlPathsHTML() {
 template DocReformPathsEPUB() {
   mixin DocReformRgxInit;
   static auto rgx = Rgx();
-  auto DocReformPathsEPUB(Po,Lng)(
-    Po  output_pth_root,
-    Lng lng,
+  auto DocReformPathsEPUB()(
+    string output_pth_root,
+    string lng,
   ) {
     auto out_pth = DocReformOutPaths!()(output_pth_root, lng);
     string base_dir = "epub";
@@ -293,44 +301,50 @@ template DocReformPathsEPUB() {
       string base_filename(string fn_src) {
         return fn_src.baseName.stripExtension ~ "." ~ lng;
       }
-      string epub_file(string fn_src) {
-        return asNormalizedPath(base.chainPath(base_filename(fn_src) ~ ".epub")).array;
+      string base_filename(string fn_src) {
+        return fn_src.baseName.stripExtension;
       }
-      string dirtop() {
-        return "".chainPath("").array;
+      string base_filename_epub(string fn_src) {
+        return base_filename(fn_src) ~ "." ~ lng;
       }
-      string doc_meta_inf(string fn_src) {
-        return asNormalizedPath(dirtop.chainPath("META-INF")).array;
+      string doc_meta_inf() {
+        return asNormalizedPath("META-INF").array;
       }
-      string doc_oebps(string fn_src) {
-        return asNormalizedPath(dirtop.chainPath("OEBPS")).array;
+      string doc_oebps() {
+        return asNormalizedPath("OEBPS").array;
       }
-      string doc_oebps_css(string fn_src) {
-        return asNormalizedPath(doc_oebps(fn_src).chainPath("css")).array;
+      string doc_oebps_css() {
+        return asNormalizedPath(doc_oebps.chainPath("css")).array;
       }
-      string doc_oebps_image(string fn_src) {
-        return asNormalizedPath(doc_oebps(fn_src).chainPath("image")).array;
+      string doc_oebps_image() {
+        return asNormalizedPath(doc_oebps.chainPath("image")).array;
       }
-      string fn_mimetypes(string fn_src) {
+      string epub_file(string fn_src) {
+        return asNormalizedPath(base.chainPath(base_filename(fn_src) ~ ".epub")).array;
+      }
+      string dirtop() {
+        return "".chainPath("").array;
+      }
+      string fn_mimetypes() {
         return asNormalizedPath(dirtop.chainPath("mimetypes")).array;
       }
-      string fn_dmi_container_xml(string fn_src) {
-        return asNormalizedPath(doc_meta_inf(fn_src).chainPath("container.xml")).array;
+      string fn_dmi_container_xml() {
+        return asNormalizedPath(doc_meta_inf.chainPath("container.xml")).array;
       }
-      string fn_oebps_toc_nav_xhtml(string fn_src) {
-        return asNormalizedPath(doc_oebps(fn_src).chainPath("toc_nav.xhtml")).array;
+      string fn_oebps_toc_nav_xhtml() {
+        return asNormalizedPath(doc_oebps.chainPath("toc_nav.xhtml")).array;
       }
-      string fn_oebps_toc_ncx(string fn_src) {
-        return asNormalizedPath(doc_oebps(fn_src).chainPath("toc.ncx")).array;
+      string fn_oebps_toc_ncx() {
+        return asNormalizedPath(doc_oebps.chainPath("toc.ncx")).array;
       }
-      string fn_oebps_content_opf(string fn_src) {
-        return asNormalizedPath(doc_oebps(fn_src).chainPath("content.opf")).array;
+      string fn_oebps_content_opf() {
+        return asNormalizedPath(doc_oebps.chainPath("content.opf")).array;
       }
-      string fn_oebps_content_xhtml(string fn_src, string seg_filename) {
-        return asNormalizedPath(doc_oebps(fn_src).chainPath(seg_filename ~ ".xhtml")).array;
+      string fn_oebps_content_xhtml(string seg_filename) {
+        return asNormalizedPath(doc_oebps.chainPath(seg_filename ~ ".xhtml")).array;
       }
-      string fn_oebps_css(string fn_src) {
-        return asNormalizedPath(doc_oebps_css(fn_src).chainPath("epub.css")).array;
+      string fn_oebps_css() {
+        return asNormalizedPath(doc_oebps_css.chainPath("epub.css")).array;
       }
       /+ debug +/
       string dbg_docdir(string fn_src) {
@@ -472,9 +486,9 @@ template DocReformPathsLaTeX() {
 template DocReformPathsSQLiteDiscrete() {
   mixin DocReformRgxInit;
   static auto rgx = Rgx();
-  auto DocReformPathsSQLiteDiscrete(Po,Lng)(
-    Po  output_pth_root,
-    Lng lng,
+  auto DocReformPathsSQLiteDiscrete()(
+    string output_pth_root,
+    string lng,
   ) {
     struct _PathsStruct {
       string base_filename(string fn_src) {
diff --git a/src/doc_reform/output/sqlite.d b/src/doc_reform/output/sqlite.d
index 57c90e0..5bc1551 100644
--- a/src/doc_reform/output/sqlite.d
+++ b/src/doc_reform/output/sqlite.d
@@ -7,7 +7,9 @@ import
 import d2sqlite3;
 import std.typecons : Nullable;
 mixin DocReformOutputRgxInit;
+mixin InternalMarkup;
 static auto rgx = Rgx();
+static auto mkup = InlineMarkup();
 long _metadata_tid_lastrowid;
 template SQLiteHubBuildTablesAndPopulate() {
   void SQLiteHubBuildTablesAndPopulate(D,M)(
@@ -61,6 +63,7 @@ template SQLiteHubDiscreteBuildTablesAndPopulate() {
     const D    doc_abstraction,
           M    doc_matters,
   ) {
+    auto url_html = DocReformUrlsHTML!()(doc_matters.conf_make_meta.conf.webserv_url_doc_root, doc_matters.src.language);
     auto pth_sqlite = DocReformPathsSQLiteDiscrete!()(doc_matters.output_path, doc_matters.src.language);
     pth_sqlite.base.mkdirRecurse;
     auto db = Database(pth_sqlite.sqlite_file(doc_matters.src.filename));
@@ -867,18 +870,18 @@ template SQLiteTablesReCreate() {
       DROP INDEX IF EXISTS idx_language_document_char;
       DROP INDEX IF EXISTS idx_classify_topic_register;
       DROP TABLE IF EXISTS metadata_and_text;
+      DROP TABLE IF EXISTS topic_register;
       DROP TABLE IF EXISTS doc_objects;
       DROP TABLE IF EXISTS urls;
       CREATE TABLE metadata_and_text (
-        uid                              VARCHAR(256)      UNIQUE, /* filename, language char, pod/txt (decide on delimiter [,;:/]) */
-        src_composite_id_per_txt         VARCHAR(256)  NOT NULL,   /* UNIQUE, /* z pod name if any + src filename + language code */
-        src_composite_id_per_pod         VARCHAR(256)  NOT NULL,   /* z pod name if any + src filename */
+        uid                              VARCHAR(256)      UNIQUE, -- filename, language char, pod/txt (decide on delimiter [,;:/])
+        src_composite_id_per_txt         VARCHAR(256)  NOT NULL,   -- UNIQUE, z pod name if any + src filename + language code
+        src_composite_id_per_pod         VARCHAR(256)  NOT NULL,   -- z pod name if any + src filename
         title                            VARCHAR(800)  NOT NULL,
         title_main                       VARCHAR(400)  NOT NULL,
         title_sub                        VARCHAR(400)      NULL,
         title_short                      VARCHAR(400)      NULL,
         title_edition                    VARCHAR(10)       NULL,
-        title_note                       VARCHAR(2500)     NULL,
         title_language                   VARCHAR(100)      NULL,
         title_language_char              VARCHAR(6)        NULL,
         creator_author                   VARCHAR(600)  NOT NULL,
@@ -908,14 +911,13 @@ template SQLiteTablesReCreate() {
         date_translated                  VARCHAR(10)       NULL,
         date_original_publication        VARCHAR(10)       NULL,
         date_generated                   VARCHAR(10)       NULL,
-        publisher                        VARCHAR(600)      NULL,
+        original_title                   VARCHAR(800)      NULL,
         original_publisher               VARCHAR(600)      NULL,
         original_language                VARCHAR(100)      NULL,
         original_language_char           VARCHAR(6)        NULL,
         original_source                  VARCHAR(600)      NULL,
         original_institution             VARCHAR(600)      NULL,
         original_nationality             VARCHAR(100)      NULL,
-        original_title                   VARCHAR(800)      NULL,
         rights_copyright                 VARCHAR(2500)     NULL,
         rights_copyright_audio           VARCHAR(2500)     NULL,
         rights_copyright_cover           VARCHAR(2500)     NULL,
@@ -944,16 +946,34 @@ template SQLiteTablesReCreate() {
         notes_prefix_a                   TEXT              NULL,
         notes_prefix_b                   TEXT              NULL,
         notes_suffix                     TEXT              NULL,
+        publisher                        VARCHAR(600)      NULL,
         src_filename                     VARCHAR(256)  NOT NULL,
         src_fingerprint                  VARCHAR(256)      NULL,
         src_filesize                     VARCHAR(10)       NULL,
         src_wordcount                    VARCHAR(10)       NULL,
-        pod_name                         VARCHAR(256)      NULL, /* zipped pod, work to be done here */
-        pod_fingerprint                  VARCHAR(256)      NULL, /* zipped pod, work to be done here */
-        pod_size                         VARCHAR(10)       NULL, /* zipped pod, work to be done here */
-        site_url_doc_root                VARCHAR(256)      NULL, /* url path to doc root */
+        pod_name                         VARCHAR(256)      NULL, -- zipped pod, work to be done here
+        pod_fingerprint                  VARCHAR(256)      NULL, -- zipped pod, work to be done here
+        pod_size                         VARCHAR(10)       NULL, -- zipped pod, work to be done here
+        site_url_doc_root                VARCHAR(256)      NULL, -- url path to doc root
+        site_url_html_toc                VARCHAR(256)      NULL,
+        site_url_html_scroll             VARCHAR(256)      NULL,
+        site_url_epub                    VARCHAR(256)      NULL,
         links                            TEXT              NULL
       );
+      CREATE TABLE topic_register (
+        -- tid                              BIGINT            PRIMARY KEY,
+        uid_metadata_and_text            VARCHAR(256)      REFERENCES metadata_and_text(uid) ON DELETE CASCADE,
+        -- src_composite_id_per_txt         VARCHAR(256)  NOT NULL,  - UNIQUE, - z pod name if any + src filename + language code
+        -- src_composite_id_per_pod         VARCHAR(256)  NOT NULL,  - z pod name if any + src filename
+        topic_register_lv0               VARCHAR(250)  NOT NULL,
+        topic_register_lv1               VARCHAR(250)      NULL,
+        topic_register_lv2               VARCHAR(250)      NULL,
+        topic_register_lv3               VARCHAR(250)      NULL,
+        topic_register_lv4               VARCHAR(250)      NULL,
+        site_url_doc_root                VARCHAR(256)      NULL, -- url path to doc root
+        site_url_html_toc                VARCHAR(256)      NULL,
+        site_url_html_scroll             VARCHAR(256)      NULL
+      );
       CREATE TABLE doc_objects (
         lid                              BIGINT            PRIMARY KEY,
         uid_metadata_and_text            VARCHAR(256)      REFERENCES metadata_and_text(uid) ON DELETE CASCADE,
@@ -968,7 +988,7 @@ template SQLiteTablesReCreate() {
         lev                              SMALLINT          NULL,
         node                             VARCHAR(16)       NULL,
         parent                           VARCHAR(16)       NULL,
-        last_decendant                   VARCHAR(16)       NULL, /* headings only */
+        last_decendant                   VARCHAR(16)       NULL, -- headings only
         digest_clean                     CHAR(256),
         digest_all                       CHAR(256),
         html_seg_url                     CHAR(256),
@@ -1022,15 +1042,12 @@ template SQLiteInsertMetadata() {
         title_short,
         title_edition,
         title_language,
-        classify_dewey,
-        classify_keywords,
-        classify_loc,
-        classify_subject,
-        classify_topic_register,
         creator_author,
         creator_author_email,
         creator_illustrator,
         creator_translator,
+        language_document,
+        language_document_char,
         date_added_to_site,
         date_available,
         date_created,
@@ -1038,18 +1055,6 @@ template SQLiteInsertMetadata() {
         date_modified,
         date_published,
         date_valid,
-        identifier_isbn,
-        identifier_oclc,
-        language_document,
-        language_document_char,
-        notes_abstract,
-        notes_description,
-        original_publisher,
-        original_language,
-        original_language_char,
-        original_source,
-        original_title,
-        publisher,
         rights_copyright,
         rights_copyright_audio,
         rights_copyright_cover,
@@ -1059,57 +1064,25 @@ template SQLiteInsertMetadata() {
         rights_copyright_translation,
         rights_copyright_video,
         rights_license,
+        identifier_oclc,
+        identifier_isbn,
+        classify_dewey,
+        classify_keywords,
+        classify_loc,
+        classify_subject,
+        classify_topic_register,
+        original_title,
+        original_publisher,
+        original_language,
+        original_language_char,
+        original_source,
+        notes_abstract,
+        notes_description,
+        publisher,
         site_url_doc_root
       )
       VALUES (
-        '%s',
-        '%s',
-        '%s',
-        '%s',
-        '%s',
-        '%s',
-        '%s',
-        '%s',
-        '%s',
-        '%s',
-        '%s',
-        '%s',
-        '%s',
-        '%s',
-        '%s',
-        '%s',
-        '%s',
-        '%s',
-        '%s',
-        '%s',
-        '%s',
-        '%s',
-        '%s',
-        '%s',
-        '%s',
-        '%s',
-        '%s',
-        '%s',
-        '%s',
-        '%s',
-        '%s',
-        '%s',
-        '%s',
-        '%s',
-        '%s',
-        '%s',
-        '%s',
-        '%s',
-        '%s',
-        '%s',
-        '%s',
-        '%s',
-        '%s',
-        '%s',
-        '%s',
-        '%s',
-        '%s',
-        '%s'
+        '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s'
       );
     ┃",
       _uid,
@@ -1122,15 +1095,12 @@ template SQLiteInsertMetadata() {
       SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.title_short),
       SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.title_edition),
       SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.title_language),
-      SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.classify_dewey),
-      SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.classify_keywords),
-      SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.classify_loc),
-      SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.classify_subject),
-      SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.classify_topic_register),
       SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.creator_author),
       SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.creator_author_email),
       SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.creator_illustrator),
       SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.creator_translator),
+      SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.language_document),
+      SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.language_document_char),
       SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.date_added_to_site),
       SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.date_available),
       SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.date_created),
@@ -1138,18 +1108,6 @@ template SQLiteInsertMetadata() {
       SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.date_modified),
       SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.date_published),
       SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.date_valid),
-      SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.identifier_isbn),
-      SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.identifier_oclc),
-      SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.language_document),
-      SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.language_document_char),
-      SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.notes_abstract),
-      SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.notes_description),
-      SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.original_publisher),
-      SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.original_language),
-      SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.original_language_char),
-      SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.original_source),
-      SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.original_title),
-      SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.publisher),
       SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.rights_copyright),
       SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.rights_copyright_audio),
       SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.rights_copyright_cover),
@@ -1159,8 +1117,50 @@ template SQLiteInsertMetadata() {
       SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.rights_copyright_translation),
       SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.rights_copyright_video),
       SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.rights_license),
+      SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.identifier_oclc),
+      SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.identifier_isbn),
+      SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.classify_dewey),
+      SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.classify_keywords),
+      SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.classify_loc),
+      SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.classify_subject),
+      SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.classify_topic_register),
+      SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.notes_abstract),
+      SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.notes_description),
+      SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.original_title),
+      SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.original_publisher),
+      SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.original_language),
+      SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.original_language_char),
+      SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.original_source),
+      SQLinsertDelimiter!()(doc_matters.conf_make_meta.meta.publisher),
       SQLinsertDelimiter!()(doc_matters.conf_make_meta.conf.webserv_url_doc_root)
     );
+    if (doc_matters.conf_make_meta.meta.classify_topic_register_arr.length > 0) {
+    
+      string _insert_topics;
+      foreach (topic; doc_matters.conf_make_meta.meta.classify_topic_register_arr) {
+        string[] subject_tree = topic.split(mkup.sep);
+    _insert_topics ~= format(q"┃
+      INSERT INTO topic_register (
+        uid_metadata_and_text,
+        topic_register_lv0,
+        topic_register_lv1,
+        topic_register_lv2,
+        topic_register_lv3,
+        topic_register_lv4
+      )
+      VALUES (
+        '%s', '%s', '%s', '%s', '%s', '%s'
+      );
+    ┃",
+      _uid,
+      (subject_tree.length > 0) ? subject_tree[0] : "",
+      (subject_tree.length > 1) ? subject_tree[1] : "",
+      (subject_tree.length > 2) ? subject_tree[2] : "",
+      (subject_tree.length > 3) ? subject_tree[3] : "",
+      (subject_tree.length > 4) ? subject_tree[4] : ""
+    );
+      }
+    }
     return _insert_metadata;
   }
 }
@@ -1170,7 +1170,7 @@ template SQLiteInsertDocObjectsLoop() {
           M    doc_matters,
   ) {
     string _uid = SQLinsertDelimiter!()(doc_matters.src.doc_uid);
-    auto site_url = DocReformPathsUrl!()(doc_matters);
+    auto url_html = DocReformUrlsHTML!()(doc_matters.conf_make_meta.conf.webserv_url_doc_root, doc_matters.src.language);
     string insertDocObjectsRow(O)(O obj) {
       string _insert_doc_objects_row = format(q"┃
         INSERT INTO doc_objects (
@@ -1185,15 +1185,7 @@ template SQLiteInsertDocObjectsLoop() {
           html_seg_url
         )
         VALUES (
-          '%s',
-          %s,
-          '%s',
-          '%s',
-          '%s',
-          %s,
-          '%s',
-          '%s',
-          '%s'
+          '%s', %s, '%s', '%s', '%s', %s, '%s', '%s', '%s'
         );
       ┃",
         _uid,
@@ -1204,7 +1196,7 @@ template SQLiteInsertDocObjectsLoop() {
         obj.metainfo.heading_lev_markup,
         obj.metainfo.is_of_type,
         obj.metainfo.is_a,
-        site_url.html_seg(obj.tags.html_segment_anchor_tag_is, obj.metainfo.identifier),
+        url_html.fn_seg_obj_num(doc_matters.src.filename, obj.tags.html_segment_anchor_tag_is, obj.metainfo.identifier),
       );
       return _insert_doc_objects_row;
     }
@@ -1403,18 +1395,18 @@ template SQLiteTablesCreate() {
           DROP INDEX IF EXISTS idx_language_document_char;
           DROP INDEX IF EXISTS idx_classify_topic_register;
           DROP TABLE IF EXISTS metadata_and_text;
+          DROP TABLE IF EXISTS topic_register;
           DROP TABLE IF EXISTS doc_objects;
           DROP TABLE IF EXISTS urls;
           CREATE TABLE metadata_and_text (
-            uid                              VARCHAR(256)      UNIQUE, /* filename, language char, pod/txt (decide on delimiter [,;:/]) */
-            src_composite_id_per_txt         VARCHAR(256)  NOT NULL,   /* UNIQUE, /* z pod name if any + src filename + language code */
-            src_composite_id_per_pod         VARCHAR(256)  NOT NULL,   /* z pod name if any + src filename */
+            uid                              VARCHAR(256)      UNIQUE, -- filename, language char, pod/txt (decide on delimiter [,;:/])
+            src_composite_id_per_txt         VARCHAR(256)  NOT NULL,   -- UNIQUE, z pod name if any + src filename + language code
+            src_composite_id_per_pod         VARCHAR(256)  NOT NULL,   -- z pod name if any + src filename
             title                            VARCHAR(800)  NOT NULL,
             title_main                       VARCHAR(400)  NOT NULL,
             title_sub                        VARCHAR(400)      NULL,
             title_short                      VARCHAR(400)      NULL,
             title_edition                    VARCHAR(10)       NULL,
-            title_note                       VARCHAR(2500)     NULL,
             title_language                   VARCHAR(100)      NULL,
             title_language_char              VARCHAR(6)        NULL,
             creator_author                   VARCHAR(600)  NOT NULL,
@@ -1444,14 +1436,13 @@ template SQLiteTablesCreate() {
             date_translated                  VARCHAR(10)       NULL,
             date_original_publication        VARCHAR(10)       NULL,
             date_generated                   VARCHAR(10)       NULL,
-            publisher                        VARCHAR(600)      NULL,
+            original_title                   VARCHAR(800)      NULL,
             original_publisher               VARCHAR(600)      NULL,
             original_language                VARCHAR(100)      NULL,
             original_language_char           VARCHAR(6)        NULL,
             original_source                  VARCHAR(600)      NULL,
             original_institution             VARCHAR(600)      NULL,
             original_nationality             VARCHAR(100)      NULL,
-            original_title                   VARCHAR(800)      NULL,
             rights_copyright                 VARCHAR(2500)     NULL,
             rights_copyright_audio           VARCHAR(2500)     NULL,
             rights_copyright_cover           VARCHAR(2500)     NULL,
@@ -1480,16 +1471,34 @@ template SQLiteTablesCreate() {
             notes_prefix_a                   TEXT              NULL,
             notes_prefix_b                   TEXT              NULL,
             notes_suffix                     TEXT              NULL,
+            publisher                        VARCHAR(600)      NULL,
             src_filename                     VARCHAR(256)  NOT NULL,
             src_fingerprint                  VARCHAR(256)      NULL,
             src_filesize                     VARCHAR(10)       NULL,
             src_wordcount                    VARCHAR(10)       NULL,
-            pod_name                         VARCHAR(256)      NULL, /* zipped pod, work to be done here */
-            pod_fingerprint                  VARCHAR(256)      NULL, /* zipped pod, work to be done here */
-            pod_size                         VARCHAR(10)       NULL, /* zipped pod, work to be done here */
-            site_url_doc_root                VARCHAR(256)      NULL, /* url path to doc root */
+            pod_name                         VARCHAR(256)      NULL, -- zipped pod, work to be done here
+            pod_fingerprint                  VARCHAR(256)      NULL, -- zipped pod, work to be done here
+            pod_size                         VARCHAR(10)       NULL, -- zipped pod, work to be done here
+            site_url_doc_root                VARCHAR(256)      NULL, -- url path to doc root
+            site_url_html_toc                VARCHAR(256)      NULL,
+            site_url_html_scroll             VARCHAR(256)      NULL,
+            site_url_epub                    VARCHAR(256)      NULL,
             links                            TEXT              NULL
           );
+          CREATE TABLE topic_register (
+            -- tid                              BIGINT            PRIMARY KEY,
+            uid_metadata_and_text            VARCHAR(256)      REFERENCES metadata_and_text(uid) ON DELETE CASCADE,
+            -- src_composite_id_per_txt         VARCHAR(256)  NOT NULL,  - UNIQUE, - z pod name if any + src filename + language code
+            -- src_composite_id_per_pod         VARCHAR(256)  NOT NULL,  - z pod name if any + src filename
+            topic_register_lv0               VARCHAR(250)  NOT NULL,
+            topic_register_lv1               VARCHAR(250)      NULL,
+            topic_register_lv2               VARCHAR(250)      NULL,
+            topic_register_lv3               VARCHAR(250)      NULL,
+            topic_register_lv4               VARCHAR(250)      NULL,
+            site_url_doc_root                VARCHAR(256)      NULL, -- url path to doc root
+            site_url_html_toc                VARCHAR(256)      NULL,
+            site_url_html_scroll             VARCHAR(256)      NULL
+          );
           CREATE TABLE doc_objects (
             lid                              BIGINT            PRIMARY KEY,
             uid_metadata_and_text            VARCHAR(256)      REFERENCES metadata_and_text(uid) ON DELETE CASCADE,
@@ -1504,7 +1513,7 @@ template SQLiteTablesCreate() {
             lev                              SMALLINT          NULL,
             node                             VARCHAR(16)       NULL,
             parent                           VARCHAR(16)       NULL,
-            last_decendant                   VARCHAR(16)       NULL, /* headings only */
+            last_decendant                   VARCHAR(16)       NULL, -- headings only
             digest_clean                     CHAR(256),
             digest_all                       CHAR(256),
             html_seg_url                     CHAR(256),
diff --git a/views/version.txt b/views/version.txt
index ace7cb6..311e123 100644
--- a/views/version.txt
+++ b/views/version.txt
@@ -4,7 +4,7 @@ struct Version {
   int minor;
   int patch;
 }
-enum _ver = Version(0, 7, 3);
+enum _ver = Version(0, 7, 4);
 version (Posix) {
   version (DigitalMars) {
   } else version (LDC) {