naming mostly

17 files changed, 265 insertions, 219 deletions

diff --git a/org/ao_conf_make_meta.org b/org/ao_conf_make_meta.org
index 6527269..8cd73d9 100644
--- a/org/ao_conf_make_meta.org
+++ b/org/ao_conf_make_meta.org
@@ -70,7 +70,6 @@ template SiSUheaderExtractHub() {
 
 * A. header sdlang (extract)            :module:sdp:ao_conf_make_meta_sdlang:
 ** module template
-** extract sdlang header
 
 #+BEGIN_SRC d :tangle ../src/sdp/ao/conf_make_meta_sdlang.d
 /++
@@ -100,24 +99,40 @@ template SiSUheaderExtractSDLang() {
 }
 #+END_SRC
 
-** sdlang to associative array
+** entry points
+*** _sdlang to associative array_
 
 #+name: ao_conf_make_meta_sdl
 #+BEGIN_SRC d
-private auto sdlangToAAmake(C,Tag)(C conf, Tag conf_sdlang) {
+private auto sdlangToAAheaderMakeMeta(C,Tag)(C conf, Tag conf_sdlang) {
   debug(asserts){
     static assert(is(typeof(conf) == string[string][string]));
   }
   foreach (maintag, subtags; conf) {
     foreach (subtag, content; subtags) {
-      if (!(conf_sdlang.maybe.tags[maintag].empty)) {
-        if (!(conf_sdlang.tags[maintag][0].maybe.attributes[subtag].empty)
-        && (conf_sdlang.tags[maintag][0].attributes[subtag][0].value.length > 0)) {
+      if (maintag in conf_sdlang.maybe.tags) {
+        Tag _maintag = conf_sdlang.getTag(maintag);
+        if ((subtag in _maintag.maybe.tags)
+        && (_maintag.getTagValues(subtag).length > 0)) {
           debug(headersdlang) {
-            writeln(conf_sdlang.tags[maintag][0].attributes[subtag][0].value);
+            writeln(__LINE__, ": ", maintag, ":", subtag, ": ", _maintag.getTagValues(subtag)[0]);
+          }
+          if (_maintag.getTagValues(subtag).length == 1) {
+            conf[maintag][subtag] =
+              (_maintag.getTagValues(subtag)[0]).to!string;
+          } else if (_maintag.getTagValues(subtag).length > 1) {
+            foreach (st; _maintag.getTagValues(subtag)) {
+              conf[maintag][subtag] ~=
+                st.to!string ~ ";";
+            }
+          }
+        } else if ((subtag in _maintag.maybe.attributes)
+        && (_maintag.maybe.attributes[subtag][0].value.length > 0)) {
+          debug(headersdlang) {
+            writeln(__LINE__, ": ", maintag, ":", subtag, ": ", conf_sdlang.tags[maintag][0].attributes[subtag][0].value);
           }
           conf[maintag][subtag] =
-            to!string(conf_sdlang.tags[maintag][0].attributes[subtag][0].value);
+            (conf_sdlang.tags[maintag][0].attributes[subtag][0].value).to!string;
         }
       }
     }
@@ -126,28 +141,28 @@ private auto sdlangToAAmake(C,Tag)(C conf, Tag conf_sdlang) {
 }
 #+END_SRC
 
-** conf settings sdlang
+*** _conf settings_ sdlang
 
 #+name: ao_conf_make_meta_sdl
 #+BEGIN_SRC d
 private auto configSettingsSDLangToAAmake(Tag)(Tag conf_sdlang) {
-  auto conf = sdlangToAAmake(conf_aa, conf_sdlang);
+  auto conf = sdlangToAAheaderMakeMeta(conf_aa_empty, conf_sdlang);
   return conf;
 }
 #+END_SRC
 
-** conf make sdlang
+*** _conf make_ sdlang
 
 #+name: ao_conf_make_meta_sdl
 #+BEGIN_SRC d
 private auto documentMakeSDLangToAAmake(Tag)(Tag document_make_sdlang) {
-  auto dochead_make = sdlangToAAmake(make_aa, document_make_sdlang);
+  auto dochead_make = sdlangToAAheaderMakeMeta(conf_aa_empty, document_make_sdlang);
   return dochead_make;
 }
 #+END_SRC
 
 ** header                                                       :header:sdl:
-*** sdlang header parse and extract root Tag              :sdlang:root:tag:
+*** sdlang header parse and _extract root Tag_            :sdlang:root:tag:
 
 #+name: ao_conf_make_meta_sdl
 #+BEGIN_SRC d
@@ -176,13 +191,25 @@ final private auto headerMakeSDLang(Hs)(Hs src_header) {
   }
   debug(sdlang) {
     writeln("header SDL:");
-    writeln(sdl_root_header.toSDLDocument());
+    writeln(__LINE__, ": ",  sdl_root_header.toSDLDocument());
+    writeln(__LINE__, ": ",  sdl_root_header.maybe.namespaces);
+    writeln("header make sdlang: ", sdl_root_header.toSDLDocument());
+    writeln(__LINE__, ": ", sdl_root_header.getTagValues("title"));
+    writeln(__LINE__, ": ", sdl_root_header.getTagValues("creator"));
+    Tag creator = sdl_root_header.getTag("creator");
+    if (creator !is null) {
+      if ("author" in creator.maybe.tags) {
+        writeln(__LINE__, ": ", creator.getTagValues("author"));
+      } else if ("author" in creator.maybe.attributes) {
+        writeln(__LINE__, ": ", creator.maybe.attributes["author"][0].value);
+      }
+    }
   }
   return sdl_root_header;
 }
 #+END_SRC
 
-*** sdlang header get                                      :sdlang:get:src:
+*** sdlang header _src text get_                           :sdlang:get:src:
 
 #+name: ao_conf_make_meta_sdl
 #+BEGIN_SRC d
@@ -200,20 +227,11 @@ private auto headerSDLangGet(Hs)(Hs src_header) {
   }
   /+ get sdlang tags +/
   auto header_sdlang=headerMakeSDLang(to!string(header_clean));
-  debug(sdlang) {
-    writeln("--------------");
-    stdout.rawWrite( header_sdlang.toSDLDocument() );
-    writeln("--------------");
-    Value test = header_sdlang.tags["title"][0].values[0];
-    assert(test == typeid(string));
-    // writeln(header_sdlang.maybe.tags["title"]);
-    // writeln(header_sdlang.maybe.tags["title"][0].maybe.attributes["subtitle"]);
-  }
   return header_sdlang; // sdlang.ast.Tag
 }
 #+END_SRC
 
-*** sdlang header to associative array make sdlTag in           :sdlang:aa:
+*** sdlang header to _associative array_ make sdlTag in         :sdlang:aa:
 
 #+name: ao_conf_make_meta_sdl
 #+BEGIN_SRC d
@@ -221,11 +239,22 @@ private auto headerSDLangToAAmake(Tag,Ma)(Tag header_sdlang, Ma dochead_make) {
   debug(asserts){
     static assert(is(typeof(dochead_make) == string[string][string]));
   }
-  dochead_make = sdlangToAAmake(dochead_make, header_sdlang);
-  auto dochead_meta = sdlangToAAmake(meta_aa, header_sdlang);
+  dochead_make = sdlangToAAheaderMakeMeta(dochead_make, header_sdlang);
+  auto dochead_meta = sdlangToAAheaderMakeMeta(meta_aa_empty, header_sdlang);
   if (dochead_meta["title"]["main"].empty) {
-    dochead_meta["title"]["main"] =
-      to!string(header_sdlang.maybe.tags["title"][0].values[0]);
+    {
+      Tag _maintag = header_sdlang.getTag("title");
+      if (_maintag !is null) {
+        if ("main" in _maintag.maybe.tags) {
+          dochead_meta["title"]["main"] =
+            to!string(_maintag.getTagValues("main"));
+        } else if ("main" !in _maintag.maybe.attributes) {
+          writeln(__LINE__, ": ", _maintag.values[0]);
+          dochead_meta["title"]["main"] =
+            (_maintag.values[0]).to!string; // test that this exists
+        }
+      }
+    }
   }
   if (!(dochead_meta["title"]["subtitle"].empty)
   && (dochead_meta["title"]["sub"].empty)) {
@@ -588,8 +617,8 @@ private auto headerNativeToAA(Hn)(Hn src_header) {
   ];
   string[string] an_object;
   int[string] line_occur;
-  auto dochead_make = make_aa;
-  auto dochead_meta = meta_aa;
+  auto dochead_make = conf_aa_empty;
+  auto dochead_meta = meta_aa_empty;
   auto set_header = HeaderDocMetadataAndMakeNativeToAA();
   char[][] source_header_arr =
     (cast(char[]) src_header).split(rgx.newline_eol_delimiter);
diff --git a/org/ao_debugs.org b/org/ao_debugs.org
index be525c3..1111d55 100644
--- a/org/ao_debugs.org
+++ b/org/ao_debugs.org
@@ -116,7 +116,7 @@ debug(dumpdoc) {
     __FILE__,
     __LINE__,
   );
-  foreach (obj; contents) {
+  foreach (obj; contents[key]) {
     if (obj.use != "empty") {
       writefln(
         "[%s][%s]\n%s",
@@ -481,7 +481,7 @@ debug(objects) {
     __FILE__,
     __LINE__,
   );
-  foreach (obj; contents) {
+  foreach (obj; contents[key]) {
     if (obj.use != "empty") {
       writefln(
         "* [%s][%s] %s",
diff --git a/org/ao_read_source_files.org b/org/ao_read_source_files.org
index 930d3f8..7bbaca9 100644
--- a/org/ao_read_source_files.org
+++ b/org/ao_read_source_files.org
@@ -25,7 +25,7 @@ import
   std.path;
 #+END_SRC
 
-* 1. get config file (read in)              :module:sdp:ao_read_config_files:
+* 1. get _config file_ (read in)            :module:sdp:ao_read_config_files:
 ** 0. module template
 
 #+BEGIN_SRC d :tangle ../src/sdp/ao/read_config_files.d
@@ -44,9 +44,9 @@ module sdp.ao.read_config_files;
 
 #+name: ao_config_file_in
 #+BEGIN_SRC d
-template ConfigIn() {
+template configIn() {
   <<imports_std>>
-  final string ConfigIn(C,E)(C conf_sdl, E env) {
+  final string configIn(C,E)(C conf_sdl, E env) {
     string dot_pwd = chainPath(to!string(env["pwd"]), ".sisu").array;
     string underscore_pwd = chainPath(to!string(env["pwd"]), "_sisu").array;
     string dot_home = chainPath(to!string(env["home"]), ".sisu").array;
@@ -109,13 +109,6 @@ auto ConfigSDLang(string configuration, string conf_sdl_filename) {
     stderr.writeln("SDLang problem with content for ", conf_sdl_filename);
     stderr.writeln(e.msg);
   }
-  debug(sdlang) {
-    Value output_dir_structure_by = sdl_root_conf.tags["output_dir_structure_by"][0].values[0];
-    assert(output_dir_structure_by.type == typeid(string));
-    writeln(output_dir_structure_by);
-    writeln("conf SDL:");
-    writeln(sdl_root_conf.toSDLDocument());
-  }
   return sdl_root_conf;
 }
 #+END_SRC
@@ -127,7 +120,7 @@ auto ConfigSDLang(string configuration, string conf_sdl_filename) {
 #+BEGIN_SRC d
 /+
 +/
-template ConfigHub() {
+template configRead() {
   <<imports_std>>
   <<ao_config_file_import_sdlang>>
   <<ao_config_file_sdlang_hub>>
@@ -142,16 +135,18 @@ import sdlang;
 
 *** config hub function
 
+Read in sdl config file name given, and return sdl root
+
 #+name: ao_config_file_sdlang_hub
 #+BEGIN_SRC d
-final auto ConfigHub(C,E)(C conf_sdl, E env) {
-  auto configuration = ConfigIn!()(conf_sdl, env);
+final auto configRead(C,E)(C conf_sdl, E env) {
+  auto configuration = configIn!()(conf_sdl, env);
   auto sdl_root = ConfigSDLang!()(configuration, conf_sdl);
   return sdl_root;
 }
 #+END_SRC
 
-* 2. get markup source, read file           :module:sdp:ao_read_source_files:
+* 2. get _markup source_, read file         :module:sdp:ao_read_source_files:
 ** 0. module template
 
 #+BEGIN_SRC d :tangle ../src/sdp/ao/read_source_files.d
@@ -352,14 +347,14 @@ auto markupSourceHeaderContentRawLineTupleArray(in string source_txt_str) {
 #+name: ao_markup_source_raw_get_insert_source_line_array
 #+BEGIN_SRC d
 final char[][] getInsertMarkupSourceContentRawLineArray(
-  in char[] fn_src,
+  in char[] fn_src_insert,
   Regex!(char) rgx_file
 ) {
   enforce(
-    fn_src.match(rgx_file),
+    fn_src_insert.match(rgx_file),
     "not a sisu markup filename"
   );
-  auto source_txt_str = readInMarkupSource(fn_src);
+  auto source_txt_str = readInMarkupSource(fn_src_insert);
   auto source_line_arr = markupSourceLineArray(source_txt_str);
   return source_line_arr;
 }
diff --git a/org/default_misc.org b/org/default_misc.org
index b87a1f3..4fe8a7b 100644
--- a/org/default_misc.org
+++ b/org/default_misc.org
@@ -65,7 +65,7 @@ import
 
 #+name: ao_defaults_template_registers
 #+BEGIN_SRC d
-string[string][string] conf_aa() {
+string[string][string] conf_aa_empty() {
   auto conf_ = [
     "webserv": [
        "url_root"         : "",
@@ -120,18 +120,7 @@ string[string][string] conf_aa() {
        "action"           : "",
        "db"               : "",
        "title"            : ""
-    ]
-  ];
-  return conf_;
-}
-#+END_SRC
-
-**** make associative array
-
-#+name: ao_defaults_template_registers
-#+BEGIN_SRC d
-string[string][string] make_aa() {
-  auto make_ = [
+    ],
     "make": [
       "bold"              : "",
       "breaks"            : "",
@@ -147,9 +136,9 @@ string[string][string] make_aa() {
       "num_depth"         : "",
       "substitute"        : "",
       "texpdf_font"       : ""
-    ]
+    ],
   ];
-  return make_;
+  return conf_;
 }
 #+END_SRC
 
@@ -157,7 +146,7 @@ string[string][string] make_aa() {
 
 #+name: ao_defaults_template_registers
 #+BEGIN_SRC d
-string[string][string] meta_aa() {
+string[string][string] meta_aa_empty() {
   auto meta_ = [
     "classify": [
       "dewey"             : "",
diff --git a/org/default_paths.org b/org/default_paths.org
index e3026b7..3a250a0 100644
--- a/org/default_paths.org
+++ b/org/default_paths.org
@@ -35,7 +35,7 @@ template SiSUpathsSRC() {
   auto rgx = Rgx();
   auto SiSUpathsSRC(D,Fn)(
     D   _pwd,
-    Fn  _fn_src,
+    Fn  _fn_src_and_relative_path,
   ) {
     struct SisuSrcPaths {
       auto pwd() {
@@ -44,10 +44,10 @@ template SiSUpathsSRC() {
       auto language() {
         // use command line info as well?
         string _k;
-        if (auto m = _fn_src.match(rgx.language_code_and_filename)) {
+        if (auto m = _fn_src_and_relative_path.match(rgx.language_code_and_filename)) {
           _k = m.captures[1];
         } else {
-          _k = "en";
+          _k = "xx"; // original default was "en" but is not known
         }
         return _k;
       }
@@ -70,10 +70,10 @@ template SiSUpathsSRC() {
         return text_root.chainPath(language).array;
       }
       auto doc_src_with_relative_path() {
-        return pwd.chainPath(_fn_src).array;
+        return pwd.chainPath(_fn_src_and_relative_path).array;
       }
       auto doc_src_fn() {
-        return _fn_src.baseName.array;
+        return _fn_src_and_relative_path.baseName.array;
       }
     }
     return SisuSrcPaths();
diff --git a/org/output_hub.org b/org/output_hub.org
index 5855810..a859d59 100644
--- a/org/output_hub.org
+++ b/org/output_hub.org
@@ -72,9 +72,11 @@ if ((doc_matters.opt_action["source"])
     { writeln("sisupod source processing... "); }
   SiSUpod!()(doc_matters);
   if ((doc_matters.opt_action["verbose"])
+  && (doc_matters.opt_action["debug"])
   && (doc_matters.opt_action["source"]))
     { writeln("sisu source done"); }
   if ((doc_matters.opt_action["verbose"])
+  && (doc_matters.opt_action["debug"])
   && (doc_matters.opt_action["sisupod"]))
     { writeln("sisupod done"); }
 }
@@ -99,18 +101,21 @@ if (doc_matters.opt_action["text"]) {
 if (doc_matters.opt_action["html"]) {
   if ((doc_matters.opt_action["verbose"])) { writeln("html scroll processing... "); }
   outputHTML!().scroll(doc_abstraction, doc_matters);
-  if ((doc_matters.opt_action["verbose"])) { writeln("html scroll done"); }
+  if ((doc_matters.opt_action["verbose"]) && (doc_matters.opt_action["debug"])) { writeln("html scroll done"); }
   if ((doc_matters.opt_action["verbose"])) { writeln("html seg processing... "); }
   outputHTML!().seg(doc_abstraction, doc_matters);
-  if ((doc_matters.opt_action["verbose"])) { writeln("html seg done"); }
+  if ((doc_matters.opt_action["verbose"]) && (doc_matters.opt_action["debug"])) { writeln("html seg done"); }
+  outputHTML!().css(doc_matters);
 } else if (doc_matters.opt_action["html-seg"]) {
   if ((doc_matters.opt_action["verbose"])) { writeln("html seg processing... "); }
   outputHTML!().seg(doc_abstraction, doc_matters);
-  if ((doc_matters.opt_action["verbose"])) { writeln("html seg done"); }
+  if ((doc_matters.opt_action["verbose"]) && (doc_matters.opt_action["debug"])) { writeln("html seg done"); }
+  outputHTML!().css(doc_matters);
 } else if (doc_matters.opt_action["html-scroll"]) {
   if ((doc_matters.opt_action["verbose"])) { writeln("html scroll processing... "); }
   outputHTML!().scroll(doc_abstraction, doc_matters);
-  if ((doc_matters.opt_action["verbose"])) { writeln("html scroll done"); }
+  if ((doc_matters.opt_action["verbose"]) && (doc_matters.opt_action["debug"])) { writeln("html scroll done"); }
+  outputHTML!().css(doc_matters);
 }
 #+END_SRC
 
@@ -123,7 +128,7 @@ if (doc_matters.opt_action["epub"]) {
   if ((doc_matters.opt_action["verbose"])) { writeln("epub3 processing... "); }
   outputEPub3!()(doc_abstraction, doc_matters);
   // epub.css_write;
-  if ((doc_matters.opt_action["verbose"])) { writeln("epub3 done"); }
+  if ((doc_matters.opt_action["verbose"]) && (doc_matters.opt_action["debug"])) { writeln("epub3 done"); }
 }
 #+END_SRC
 
diff --git a/org/sdp.org b/org/sdp.org
index 4a7e848..2f58357 100644
--- a/org/sdp.org
+++ b/org/sdp.org
@@ -60,15 +60,18 @@ void main(string[] args) {
   <<sdp_args>>
   <<sdp_env>>
   <<sdp_conf_files>>
-  foreach(fn_src; fns_src) {
-    if (!empty(fn_src)) {
-      <<sdp_each_file_do_scope>>
-      <<sdp_abstraction>>
-      <<sdp_each_file_do_debugs_checkdoc>>
-      <<sdp_each_file_do_selected_output>>
-      <<sdp_each_file_do_scope_exit>>
-    } else {
-      <<sdp_no_filename_provided>>
+  <<sdp_do_selected>>
+  if (fns_src.length > 0) {
+    foreach(fn_src; fns_src) {
+      if (!empty(fn_src)) {
+        <<sdp_each_file_do_scope>>
+        <<sdp_abstraction>>
+        <<sdp_each_file_do_debugs_checkdoc>>
+        <<sdp_each_file_do_selected_output>>
+        <<sdp_each_file_do_scope_exit>>
+      } else {
+        <<sdp_no_filename_provided>>
+      }
     }
   }
 }
@@ -308,8 +311,8 @@ auto env = [
 
 #+NAME: sdp_conf_files
 #+BEGIN_SRC d
-auto sdl_root_configuration = ConfigHub!()("conf.sdl", env);
-auto sdl_root_doc_make = ConfigHub!()("sisu_document_make", env);
+auto sdl_root_configuration = configRead!()("conf.sdl", env);
+auto sdl_root_doc_make = configRead!()("sisu_document_make", env);
 auto confsdl = HeaderExtractSDL();
 auto conf_settings_aa = confsdl.configSettingsSDLangToAAmake(sdl_root_configuration);
 auto conf_doc_make_aa = confsdl.documentMakeSDLangToAAmake(sdl_root_doc_make);
@@ -486,10 +489,10 @@ debug(header_and_body) {
 #+NAME: sdp_each_file_do_split_sisu_markup_file_header_into_make_and_meta
 #+BEGIN_SRC d
 /+ ↓ split header into make and meta +/
-auto _make_and_meta =
+auto _make_and_meta_tup =
   SiSUheaderExtractHub!()(_header_body_inserts[headBody.header], conf_doc_make_aa);
-static assert(!isTypeTuple!(_make_and_meta));
-static assert(_make_and_meta.length==2);
+static assert(!isTypeTuple!(_make_and_meta_tup));
+static assert(_make_and_meta_tup.length==2);
 #+END_SRC
 
 ** 3. _document abstraction, tuple_ (pre-output-processing)       :processing:
@@ -511,8 +514,8 @@ static assert(_make_and_meta.length==2);
 /+ ↓ document abstraction: process document, return abstraction as tuple +/
 auto da = SiSUdocAbstraction!()(
   _header_body_inserts[headBody.body_content],
-  _make_and_meta[makeMeta.make],
-  _make_and_meta[makeMeta.meta],
+  _make_and_meta_tup[makeMeta.make],
+  _make_and_meta_tup[makeMeta.meta],
   opts
 );
 static assert(!isTypeTuple!(da));
@@ -546,11 +549,11 @@ struct DocumentMatters {
     return _k;
   }
   auto dochead_make() {
-    string[string][string] _k = _make_and_meta[makeMeta.make];
+    string[string][string] _k = _make_and_meta_tup[makeMeta.make];
     return _k;
   }
   auto dochead_meta() {
-    string[string][string] _k = _make_and_meta[makeMeta.meta];
+    string[string][string] _k = _make_and_meta_tup[makeMeta.meta];
     return _k;
   }
   auto src_path_info() {
diff --git a/src/sdp/ao/abstraction.d b/src/sdp/ao/abstraction.d
index c592436..317f841 100644
--- a/src/sdp/ao/abstraction.d
+++ b/src/sdp/ao/abstraction.d
@@ -30,8 +30,8 @@ template SiSUabstraction() {
   enum docAbst  { doc_abstraction, section_keys, segnames, segnames_0_4, images }
   auto rgx = Rgx();
   auto SiSUabstraction(Fn,O,E)(Fn fn_src, O opts, E env){
-    auto sdl_root_configuration = ConfigHub!()("conf.sdl", env);
-    auto sdl_root_doc_make = ConfigHub!()("sisu_document_make", env);
+    auto sdl_root_configuration = configRead!()("conf.sdl", env);
+    auto sdl_root_doc_make = configRead!()("sisu_document_make", env);
     auto confsdl = HeaderExtractSDL();
     auto conf_settings_aa = confsdl.configSettingsSDLangToAAmake(sdl_root_configuration);
     auto conf_doc_make_aa = confsdl.documentMakeSDLangToAAmake(sdl_root_doc_make);
@@ -47,15 +47,15 @@ template SiSUabstraction() {
       writeln(_header_body_inserts.length[headBody.body_content][0]);
     }
     /+ ↓ split header into make and meta +/
-    auto _make_and_meta =
+    auto _make_and_meta_tup =
       SiSUheaderExtractHub!()(_header_body_inserts[headBody.header], conf_doc_make_aa);
-    static assert(!isTypeTuple!(_make_and_meta));
-    static assert(_make_and_meta.length==2);
+    static assert(!isTypeTuple!(_make_and_meta_tup));
+    static assert(_make_and_meta_tup.length==2);
     /+ ↓ document abstraction: process document, return abstraction as tuple +/
     auto da = SiSUdocAbstraction!()(
       _header_body_inserts[headBody.body_content],
-      _make_and_meta[makeMeta.make],
-      _make_and_meta[makeMeta.meta],
+      _make_and_meta_tup[makeMeta.make],
+      _make_and_meta_tup[makeMeta.meta],
       opts
     );
     static assert(!isTypeTuple!(da));
@@ -80,11 +80,11 @@ template SiSUabstraction() {
         return _k;
       }
       auto dochead_make() {
-        string[string][string] _k = _make_and_meta[makeMeta.make];
+        string[string][string] _k = _make_and_meta_tup[makeMeta.make];
         return _k;
       }
       auto dochead_meta() {
-        string[string][string] _k = _make_and_meta[makeMeta.meta];
+        string[string][string] _k = _make_and_meta_tup[makeMeta.meta];
         return _k;
       }
       auto src_path_info() {
diff --git a/src/sdp/ao/conf_make_meta_native.d b/src/sdp/ao/conf_make_meta_native.d
index 8954c9a..aae0b4d 100644
--- a/src/sdp/ao/conf_make_meta_native.d
+++ b/src/sdp/ao/conf_make_meta_native.d
@@ -286,8 +286,8 @@ template SiSUheaderExtractNative() {
       ];
       string[string] an_object;
       int[string] line_occur;
-      auto dochead_make = make_aa;
-      auto dochead_meta = meta_aa;
+      auto dochead_make = conf_aa_empty;
+      auto dochead_meta = meta_aa_empty;
       auto set_header = HeaderDocMetadataAndMakeNativeToAA();
       char[][] source_header_arr =
         (cast(char[]) src_header).split(rgx.newline_eol_delimiter);
diff --git a/src/sdp/ao/conf_make_meta_sdlang.d b/src/sdp/ao/conf_make_meta_sdlang.d
index 567853e..7e7dd62 100644
--- a/src/sdp/ao/conf_make_meta_sdlang.d
+++ b/src/sdp/ao/conf_make_meta_sdlang.d
@@ -20,20 +20,35 @@ template SiSUheaderExtractSDLang() {
     mixin SiSUregisters;
     mixin SiSUrgxInit;
     auto rgx = Rgx();
-    private auto sdlangToAAmake(C,Tag)(C conf, Tag conf_sdlang) {
+    private auto sdlangToAAheaderMakeMeta(C,Tag)(C conf, Tag conf_sdlang) {
       debug(asserts){
         static assert(is(typeof(conf) == string[string][string]));
       }
       foreach (maintag, subtags; conf) {
         foreach (subtag, content; subtags) {
-          if (!(conf_sdlang.maybe.tags[maintag].empty)) {
-            if (!(conf_sdlang.tags[maintag][0].maybe.attributes[subtag].empty)
-            && (conf_sdlang.tags[maintag][0].attributes[subtag][0].value.length > 0)) {
+          if (maintag in conf_sdlang.maybe.tags) {
+            Tag _maintag = conf_sdlang.getTag(maintag);
+            if ((subtag in _maintag.maybe.tags)
+            && (_maintag.getTagValues(subtag).length > 0)) {
               debug(headersdlang) {
-                writeln(conf_sdlang.tags[maintag][0].attributes[subtag][0].value);
+                writeln(__LINE__, ": ", maintag, ":", subtag, ": ", _maintag.getTagValues(subtag)[0]);
+              }
+              if (_maintag.getTagValues(subtag).length == 1) {
+                conf[maintag][subtag] =
+                  (_maintag.getTagValues(subtag)[0]).to!string;
+              } else if (_maintag.getTagValues(subtag).length > 1) {
+                foreach (st; _maintag.getTagValues(subtag)) {
+                  conf[maintag][subtag] ~=
+                    st.to!string ~ ";";
+                }
+              }
+            } else if ((subtag in _maintag.maybe.attributes)
+            && (_maintag.maybe.attributes[subtag][0].value.length > 0)) {
+              debug(headersdlang) {
+                writeln(__LINE__, ": ", maintag, ":", subtag, ": ", conf_sdlang.tags[maintag][0].attributes[subtag][0].value);
               }
               conf[maintag][subtag] =
-                to!string(conf_sdlang.tags[maintag][0].attributes[subtag][0].value);
+                (conf_sdlang.tags[maintag][0].attributes[subtag][0].value).to!string;
             }
           }
         }
@@ -41,11 +56,11 @@ template SiSUheaderExtractSDLang() {
       return conf;
     }
     private auto configSettingsSDLangToAAmake(Tag)(Tag conf_sdlang) {
-      auto conf = sdlangToAAmake(conf_aa, conf_sdlang);
+      auto conf = sdlangToAAheaderMakeMeta(conf_aa_empty, conf_sdlang);
       return conf;
     }
     private auto documentMakeSDLangToAAmake(Tag)(Tag document_make_sdlang) {
-      auto dochead_make = sdlangToAAmake(make_aa, document_make_sdlang);
+      auto dochead_make = sdlangToAAheaderMakeMeta(conf_aa_empty, document_make_sdlang);
       return dochead_make;
     }
     final private auto headerMakeSDLang(Hs)(Hs src_header) {
@@ -73,7 +88,19 @@ template SiSUheaderExtractSDLang() {
       }
       debug(sdlang) {
         writeln("header SDL:");
-        writeln(sdl_root_header.toSDLDocument());
+        writeln(__LINE__, ": ",  sdl_root_header.toSDLDocument());
+        writeln(__LINE__, ": ",  sdl_root_header.maybe.namespaces);
+        writeln("header make sdlang: ", sdl_root_header.toSDLDocument());
+        writeln(__LINE__, ": ", sdl_root_header.getTagValues("title"));
+        writeln(__LINE__, ": ", sdl_root_header.getTagValues("creator"));
+        Tag creator = sdl_root_header.getTag("creator");
+        if (creator !is null) {
+          if ("author" in creator.maybe.tags) {
+            writeln(__LINE__, ": ", creator.getTagValues("author"));
+          } else if ("author" in creator.maybe.attributes) {
+            writeln(__LINE__, ": ", creator.maybe.attributes["author"][0].value);
+          }
+        }
       }
       return sdl_root_header;
     }
@@ -91,26 +118,28 @@ template SiSUheaderExtractSDLang() {
       }
       /+ get sdlang tags +/
       auto header_sdlang=headerMakeSDLang(to!string(header_clean));
-      debug(sdlang) {
-        writeln("--------------");
-        stdout.rawWrite( header_sdlang.toSDLDocument() );
-        writeln("--------------");
-        Value test = header_sdlang.tags["title"][0].values[0];
-        assert(test == typeid(string));
-        // writeln(header_sdlang.maybe.tags["title"]);
-        // writeln(header_sdlang.maybe.tags["title"][0].maybe.attributes["subtitle"]);
-      }
       return header_sdlang; // sdlang.ast.Tag
     }
     private auto headerSDLangToAAmake(Tag,Ma)(Tag header_sdlang, Ma dochead_make) {
       debug(asserts){
         static assert(is(typeof(dochead_make) == string[string][string]));
       }
-      dochead_make = sdlangToAAmake(dochead_make, header_sdlang);
-      auto dochead_meta = sdlangToAAmake(meta_aa, header_sdlang);
+      dochead_make = sdlangToAAheaderMakeMeta(dochead_make, header_sdlang);
+      auto dochead_meta = sdlangToAAheaderMakeMeta(meta_aa_empty, header_sdlang);
       if (dochead_meta["title"]["main"].empty) {
-        dochead_meta["title"]["main"] =
-          to!string(header_sdlang.maybe.tags["title"][0].values[0]);
+        {
+          Tag _maintag = header_sdlang.getTag("title");
+          if (_maintag !is null) {
+            if ("main" in _maintag.maybe.tags) {
+              dochead_meta["title"]["main"] =
+                to!string(_maintag.getTagValues("main"));
+            } else if ("main" !in _maintag.maybe.attributes) {
+              writeln(__LINE__, ": ", _maintag.values[0]);
+              dochead_meta["title"]["main"] =
+                (_maintag.values[0]).to!string; // test that this exists
+            }
+          }
+        }
       }
       if (!(dochead_meta["title"]["subtitle"].empty)
       && (dochead_meta["title"]["sub"].empty)) {
diff --git a/src/sdp/ao/defaults.d b/src/sdp/ao/defaults.d
index 4a989b6..caee701 100644
--- a/src/sdp/ao/defaults.d
+++ b/src/sdp/ao/defaults.d
@@ -22,7 +22,7 @@ template SiSUregisters() {
     std.uni,
     std.utf,
     std.conv : to;
-  string[string][string] conf_aa() {
+  string[string][string] conf_aa_empty() {
     auto conf_ = [
       "webserv": [
          "url_root"         : "",
@@ -77,12 +77,7 @@ template SiSUregisters() {
          "action"           : "",
          "db"               : "",
          "title"            : ""
-      ]
-    ];
-    return conf_;
-  }
-  string[string][string] make_aa() {
-    auto make_ = [
+      ],
       "make": [
         "bold"              : "",
         "breaks"            : "",
@@ -98,11 +93,11 @@ template SiSUregisters() {
         "num_depth"         : "",
         "substitute"        : "",
         "texpdf_font"       : ""
-      ]
+      ],
     ];
-    return make_;
+    return conf_;
   }
-  string[string][string] meta_aa() {
+  string[string][string] meta_aa_empty() {
     auto meta_ = [
       "classify": [
         "dewey"             : "",
diff --git a/src/sdp/ao/doc_debugs.d b/src/sdp/ao/doc_debugs.d
index 419f5cd..87a64f4 100644
--- a/src/sdp/ao/doc_debugs.d
+++ b/src/sdp/ao/doc_debugs.d
@@ -60,7 +60,7 @@ template SiSUdebugs() {
         __FILE__,
         __LINE__,
       );
-      foreach (obj; contents) {
+      foreach (obj; contents[key]) {
         if (obj.use != "empty") {
           writefln(
             "[%s][%s]\n%s",
@@ -235,7 +235,7 @@ template SiSUdebugs() {
         __FILE__,
         __LINE__,
       );
-      foreach (obj; contents) {
+      foreach (obj; contents[key]) {
         if (obj.use != "empty") {
           writefln(
             "* [%s][%s] %s",
diff --git a/src/sdp/ao/read_config_files.d b/src/sdp/ao/read_config_files.d
index 57213c4..8f525f3 100644
--- a/src/sdp/ao/read_config_files.d
+++ b/src/sdp/ao/read_config_files.d
@@ -4,12 +4,12 @@
   ao_config_files.d
 +/
 module sdp.ao.read_config_files;
-template ConfigIn() {
+template configIn() {
   import
     sdp.ao,
     std.file,
     std.path;
-  final string ConfigIn(C,E)(C conf_sdl, E env) {
+  final string configIn(C,E)(C conf_sdl, E env) {
     string dot_pwd = chainPath(to!string(env["pwd"]), ".sisu").array;
     string underscore_pwd = chainPath(to!string(env["pwd"]), "_sisu").array;
     string dot_home = chainPath(to!string(env["home"]), ".sisu").array;
@@ -61,26 +61,19 @@ template ConfigSDLang() {
       stderr.writeln("SDLang problem with content for ", conf_sdl_filename);
       stderr.writeln(e.msg);
     }
-    debug(sdlang) {
-      Value output_dir_structure_by = sdl_root_conf.tags["output_dir_structure_by"][0].values[0];
-      assert(output_dir_structure_by.type == typeid(string));
-      writeln(output_dir_structure_by);
-      writeln("conf SDL:");
-      writeln(sdl_root_conf.toSDLDocument());
-    }
     return sdl_root_conf;
   }
 }
 /+
 +/
-template ConfigHub() {
+template configRead() {
   import
     sdp.ao,
     std.file,
     std.path;
   
-  final auto ConfigHub(C,E)(C conf_sdl, E env) {
-    auto configuration = ConfigIn!()(conf_sdl, env);
+  final auto configRead(C,E)(C conf_sdl, E env) {
+    auto configuration = configIn!()(conf_sdl, env);
     auto sdl_root = ConfigSDLang!()(configuration, conf_sdl);
     return sdl_root;
   }
diff --git a/src/sdp/ao/read_source_files.d b/src/sdp/ao/read_source_files.d
index 3b348f3..db20cfd 100644
--- a/src/sdp/ao/read_source_files.d
+++ b/src/sdp/ao/read_source_files.d
@@ -115,14 +115,14 @@ template SiSUrawMarkupContent() {
       return t;
     }
     final char[][] getInsertMarkupSourceContentRawLineArray(
-      in char[] fn_src,
+      in char[] fn_src_insert,
       Regex!(char) rgx_file
     ) {
       enforce(
-        fn_src.match(rgx_file),
+        fn_src_insert.match(rgx_file),
         "not a sisu markup filename"
       );
-      auto source_txt_str = readInMarkupSource(fn_src);
+      auto source_txt_str = readInMarkupSource(fn_src_insert);
       auto source_line_arr = markupSourceLineArray(source_txt_str);
       return source_line_arr;
     }
diff --git a/src/sdp/output/hub.d b/src/sdp/output/hub.d
index fd64851..2a1221f 100644
--- a/src/sdp/output/hub.d
+++ b/src/sdp/output/hub.d
@@ -27,9 +27,11 @@ template outputHub() {
         { writeln("sisupod source processing... "); }
       SiSUpod!()(doc_matters);
       if ((doc_matters.opt_action["verbose"])
+      && (doc_matters.opt_action["debug"])
       && (doc_matters.opt_action["source"]))
         { writeln("sisu source done"); }
       if ((doc_matters.opt_action["verbose"])
+      && (doc_matters.opt_action["debug"])
       && (doc_matters.opt_action["sisupod"]))
         { writeln("sisupod done"); }
     }
@@ -40,24 +42,27 @@ template outputHub() {
     if (doc_matters.opt_action["html"]) {
       if ((doc_matters.opt_action["verbose"])) { writeln("html scroll processing... "); }
       outputHTML!().scroll(doc_abstraction, doc_matters);
-      if ((doc_matters.opt_action["verbose"])) { writeln("html scroll done"); }
+      if ((doc_matters.opt_action["verbose"]) && (doc_matters.opt_action["debug"])) { writeln("html scroll done"); }
       if ((doc_matters.opt_action["verbose"])) { writeln("html seg processing... "); }
       outputHTML!().seg(doc_abstraction, doc_matters);
-      if ((doc_matters.opt_action["verbose"])) { writeln("html seg done"); }
+      if ((doc_matters.opt_action["verbose"]) && (doc_matters.opt_action["debug"])) { writeln("html seg done"); }
+      outputHTML!().css(doc_matters);
     } else if (doc_matters.opt_action["html-seg"]) {
       if ((doc_matters.opt_action["verbose"])) { writeln("html seg processing... "); }
       outputHTML!().seg(doc_abstraction, doc_matters);
-      if ((doc_matters.opt_action["verbose"])) { writeln("html seg done"); }
+      if ((doc_matters.opt_action["verbose"]) && (doc_matters.opt_action["debug"])) { writeln("html seg done"); }
+      outputHTML!().css(doc_matters);
     } else if (doc_matters.opt_action["html-scroll"]) {
       if ((doc_matters.opt_action["verbose"])) { writeln("html scroll processing... "); }
       outputHTML!().scroll(doc_abstraction, doc_matters);
-      if ((doc_matters.opt_action["verbose"])) { writeln("html scroll done"); }
+      if ((doc_matters.opt_action["verbose"]) && (doc_matters.opt_action["debug"])) { writeln("html scroll done"); }
+      outputHTML!().css(doc_matters);
     }
     if (doc_matters.opt_action["epub"]) {
       if ((doc_matters.opt_action["verbose"])) { writeln("epub3 processing... "); }
       outputEPub3!()(doc_abstraction, doc_matters);
       // epub.css_write;
-      if ((doc_matters.opt_action["verbose"])) { writeln("epub3 done"); }
+      if ((doc_matters.opt_action["verbose"]) && (doc_matters.opt_action["debug"])) { writeln("epub3 done"); }
     }
     if (doc_matters.opt_action["pdf"]) {
       /+ mixin outputPDF; +/
diff --git a/src/sdp/output/paths_source.d b/src/sdp/output/paths_source.d
index 7658df5..80e2c1a 100644
--- a/src/sdp/output/paths_source.d
+++ b/src/sdp/output/paths_source.d
@@ -14,7 +14,7 @@ template SiSUpathsSRC() {
   auto rgx = Rgx();
   auto SiSUpathsSRC(D,Fn)(
     D   _pwd,
-    Fn  _fn_src,
+    Fn  _fn_src_and_relative_path,
   ) {
     struct SisuSrcPaths {
       auto pwd() {
@@ -23,10 +23,10 @@ template SiSUpathsSRC() {
       auto language() {
         // use command line info as well?
         string _k;
-        if (auto m = _fn_src.match(rgx.language_code_and_filename)) {
+        if (auto m = _fn_src_and_relative_path.match(rgx.language_code_and_filename)) {
           _k = m.captures[1];
         } else {
-          _k = "en";
+          _k = "xx"; // original default was "en" but is not known
         }
         return _k;
       }
@@ -49,10 +49,10 @@ template SiSUpathsSRC() {
         return text_root.chainPath(language).array;
       }
       auto doc_src_with_relative_path() {
-        return pwd.chainPath(_fn_src).array;
+        return pwd.chainPath(_fn_src_and_relative_path).array;
       }
       auto doc_src_fn() {
-        return _fn_src.baseName.array;
+        return _fn_src_and_relative_path.baseName.array;
       }
     }
     return SisuSrcPaths();
diff --git a/src/sdp/sdp.d b/src/sdp/sdp.d
index 3816f9b..60d56f9 100755
--- a/src/sdp/sdp.d
+++ b/src/sdp/sdp.d
@@ -147,68 +147,71 @@ void main(string[] args) {
     "pwd" : environment["PWD"],
     "home" : environment["HOME"],
   ];
-  auto sdl_root_configuration = ConfigHub!()("conf.sdl", env);
-  auto sdl_root_doc_make = ConfigHub!()("sisu_document_make", env);
+  auto sdl_root_configuration = configRead!()("conf.sdl", env);
+  auto sdl_root_doc_make = configRead!()("sisu_document_make", env);
   auto confsdl = HeaderExtractSDL();
   auto conf_settings_aa = confsdl.configSettingsSDLangToAAmake(sdl_root_configuration);
   auto conf_doc_make_aa = confsdl.documentMakeSDLangToAAmake(sdl_root_doc_make);
-  foreach(fn_src; fns_src) {
-    if (!empty(fn_src)) {
-      scope(success) {
-        debug(checkdoc) {
-          writefln(
-            "%s\n%s",
-            "~ document complete, ok ~",
-            "------------------------------------------------------------------",
-          );
+  
+  if (fns_src.length > 0) {
+    foreach(fn_src; fns_src) {
+      if (!empty(fn_src)) {
+        scope(success) {
+          debug(checkdoc) {
+            writefln(
+              "%s\n%s",
+              "~ document complete, ok ~",
+              "------------------------------------------------------------------",
+            );
+          }
         }
-      }
-      scope(failure) {
-        debug(checkdoc) {
-          stderr.writefln(
-            "~ document run failure ~ (%s  v%s)\n\t%s",
-            __VENDOR__, __VERSION__,
-            fn_src
-          );
+        scope(failure) {
+          debug(checkdoc) {
+            stderr.writefln(
+              "~ document run failure ~ (%s  v%s)\n\t%s",
+              __VENDOR__, __VERSION__,
+              fn_src
+            );
+          }
         }
-      }
-      enforce(
-        fn_src.match(rgx.src_pth),
-        "not a sisu markup filename"
-      );
-      auto t =
-        SiSUabstraction!()(fn_src, opts, env);
-      static assert(!isTypeTuple!(t));
-      static assert(t.length==2);
-      auto doc_abstraction = t[dAM.abstraction];
-      auto doc_matters = t[dAM.matters];
-      /+ ↓ debugs +/
-      if (doc_matters.opt_action["verbose"]) {
-        SiSUabstractionSummary!()(doc_abstraction, doc_matters);
-      }
-      /+ ↓ debugs +/
-      if ((doc_matters.opt_action["debug"])
-      || (doc_matters.opt_action["verbose"])
-      ) {
-        SiSUdebugs!()(doc_abstraction, doc_matters);
-      }
-      /+ ↓ output hub +/
-      if (!(opts["skip-output"])) {
-        outputHub!()(doc_abstraction, doc_matters);
-      }
-      scope(exit) {
-        debug(checkdoc) {
-          writefln(
-            "processed file: %s",
-            fn_src
-          );
+        enforce(
+          fn_src.match(rgx.src_pth),
+          "not a sisu markup filename"
+        );
+        auto t =
+          SiSUabstraction!()(fn_src, opts, env);
+        static assert(!isTypeTuple!(t));
+        static assert(t.length==2);
+        auto doc_abstraction = t[dAM.abstraction];
+        auto doc_matters = t[dAM.matters];
+        /+ ↓ debugs +/
+        if (doc_matters.opt_action["verbose"]) {
+          SiSUabstractionSummary!()(doc_abstraction, doc_matters);
+        }
+        /+ ↓ debugs +/
+        if ((doc_matters.opt_action["debug"])
+        || (doc_matters.opt_action["verbose"])
+        ) {
+          SiSUdebugs!()(doc_abstraction, doc_matters);
+        }
+        /+ ↓ output hub +/
+        if (!(opts["skip-output"])) {
+          outputHub!()(doc_abstraction, doc_matters);
+        }
+        scope(exit) {
+          debug(checkdoc) {
+            writefln(
+              "processed file: %s",
+              fn_src
+            );
+          }
+          destroy(fn_src);
         }
-        destroy(fn_src);
+      } else {
+        /+ no recognized filename provided +/
+        writeln("no recognized filename");
+        break; // terminate, stop
       }
-    } else {
-      /+ no recognized filename provided +/
-      writeln("no recognized filename");
-      break; // terminate, stop
     }
   }
 }