From 49f6c45c3d60fe0251843cc23ce289ec23b3501b Mon Sep 17 00:00:00 2001
From: Ralph Amissah <ralph.amissah@gmail.com>
Date: Tue, 9 Oct 2018 13:10:49 -0400
Subject: internal links

---
 src/doc_reform/meta/metadoc_from_src.d |  22 ++++
 src/doc_reform/meta/rgx.d              |   4 +-
 src/doc_reform/output/paths_output.d   |   9 ++
 src/doc_reform/output/rgx.d            |   1 +
 src/doc_reform/output/sqlite.d         | 197 ++++++++++++++++++++++++++++++++-
 src/doc_reform/output/xmls.d           |   8 +-
 6 files changed, 230 insertions(+), 11 deletions(-)

(limited to 'src')

diff --git a/src/doc_reform/meta/metadoc_from_src.d b/src/doc_reform/meta/metadoc_from_src.d
index 6d04725..aefb5ea 100644
--- a/src/doc_reform/meta/metadoc_from_src.d
+++ b/src/doc_reform/meta/metadoc_from_src.d
@@ -238,6 +238,17 @@ template DocReformDocAbstraction() {
   ObjGenericComposite comp_obj_heading, comp_obj_location, comp_obj_block, comp_obj_code, comp_obj_poem_ocn, comp_obj_comment;
   auto node_construct = NodeStructureMetadata();
   enum sObj { content, anchor_tag, notes_reg, notes_star, links, image_no_dimensions }
+  auto inline_para_link_anchor(O,St,TA)(O an_object, St segment_anchor_tag_that_object_belongs_to, TA tag_assoc) {
+    static auto rgx = Rgx();
+    if (auto m = an_object["substantive"].match(rgx.inline_link_anchor)) {
+      if (m.captures[1] !in tag_assoc) {
+        tag_assoc[(m.captures[1])] = [segment_anchor_tag_that_object_belongs_to]; // follow figure out how to use for text inline anchor tags
+      } else {
+        writeln("a tag named  already exists, check text line\n    ", an_object["substantive"]);
+      }
+    }
+    return tag_assoc;
+  }
   /+ ↓ abstract marked up document +/
   auto DocReformDocAbstraction(Src,CMM,Opt,Mfst)(
     Src                  markup_sourcefile_content,
@@ -966,6 +977,7 @@ template DocReformDocAbstraction() {
                 = obj_im.obj_inline_markup_and_anchor_tags_and_misc(an_object, an_object_key, conf_make_meta, false);
               an_object["substantive"] = substantive_obj_misc_tuple[sObj.content];
               anchor_tag = substantive_obj_misc_tuple[sObj.anchor_tag];
+              tag_assoc = inline_para_link_anchor(an_object, segment_anchor_tag_that_object_belongs_to, tag_assoc);
               comp_obj_para                                             = comp_obj_para.init;
               comp_obj_para.metainfo.is_of_part                         = "body";
               comp_obj_para.metainfo.is_of_section                      = "body";
@@ -2788,6 +2800,7 @@ template DocReformDocAbstraction() {
               = obj_im.obj_inline_markup_and_anchor_tags_and_misc(an_object, an_object_key, conf_make_meta, false);
             an_object["substantive"] = substantive_obj_misc_tuple[sObj.content];
             anchor_tag = substantive_obj_misc_tuple[sObj.anchor_tag];
+            tag_assoc = inline_para_link_anchor(an_object, segment_anchor_tag_that_object_belongs_to, tag_assoc);
             comp_obj_block                               = comp_obj_block.init;
             comp_obj_block.metainfo.is_of_part           = "body";
             comp_obj_block.metainfo.is_of_section        = "body";
@@ -2848,6 +2861,7 @@ template DocReformDocAbstraction() {
             = obj_im.obj_inline_markup_and_anchor_tags_and_misc(an_object, an_object_key, conf_make_meta, false);
           an_object["substantive"] = substantive_obj_misc_tuple[sObj.content];
           anchor_tag = substantive_obj_misc_tuple[sObj.anchor_tag];
+          tag_assoc = inline_para_link_anchor(an_object, segment_anchor_tag_that_object_belongs_to, tag_assoc);
           comp_obj_block                               = comp_obj_block.init;
           comp_obj_block.metainfo.is_of_part           = "body";
           comp_obj_block.metainfo.is_of_section        = "body";
@@ -2891,6 +2905,7 @@ template DocReformDocAbstraction() {
             = obj_im.obj_inline_markup_and_anchor_tags_and_misc(an_object, an_object_key, conf_make_meta, false);
           an_object["substantive"] = substantive_obj_misc_tuple[sObj.content];
           anchor_tag = substantive_obj_misc_tuple[sObj.anchor_tag];
+          tag_assoc = inline_para_link_anchor(an_object, segment_anchor_tag_that_object_belongs_to, tag_assoc);
           comp_obj_block                               = comp_obj_block.init;
           comp_obj_block.metainfo.is_of_part           = "body";
           comp_obj_block.metainfo.is_of_section        = "body";
@@ -2951,6 +2966,7 @@ template DocReformDocAbstraction() {
             = obj_im.obj_inline_markup_and_anchor_tags_and_misc(an_object, an_object_key, conf_make_meta, false);
           an_object["substantive"] = substantive_obj_misc_tuple[sObj.content];
           anchor_tag = substantive_obj_misc_tuple[sObj.anchor_tag];
+          tag_assoc = inline_para_link_anchor(an_object, segment_anchor_tag_that_object_belongs_to, tag_assoc);
           comp_obj_block                               = comp_obj_block.init;
           comp_obj_block.metainfo.is_of_part           = "body";
           comp_obj_block.metainfo.is_of_section        = "body";
@@ -3316,6 +3332,7 @@ template DocReformDocAbstraction() {
         = obj_im.obj_inline_markup_and_anchor_tags_and_misc(an_object, an_object_key, conf_make_meta, false);
       an_object["substantive"] = substantive_obj_misc_tuple[sObj.content];
       anchor_tag = substantive_obj_misc_tuple[sObj.anchor_tag];
+      tag_assoc = inline_para_link_anchor(an_object, segment_anchor_tag_that_object_belongs_to, tag_assoc);
       comp_obj_block                               = comp_obj_block.init;
       comp_obj_block.metainfo.is_of_part           = "body";
       comp_obj_block.metainfo.is_of_section        = "body";
@@ -3362,6 +3379,7 @@ template DocReformDocAbstraction() {
         = obj_im.obj_inline_markup_and_anchor_tags_and_misc(an_object, an_object_key, conf_make_meta, false);
       an_object["substantive"] = substantive_obj_misc_tuple[sObj.content];
       anchor_tag = substantive_obj_misc_tuple[sObj.anchor_tag];
+      tag_assoc = inline_para_link_anchor(an_object, segment_anchor_tag_that_object_belongs_to, tag_assoc);
       comp_obj_block                               = comp_obj_block.init;
       comp_obj_block.metainfo.is_of_part           = "body";
       comp_obj_block.metainfo.is_of_section        = "body";
@@ -4435,6 +4453,10 @@ template DocReformDocAbstraction() {
         urls = true;
         obj_txt_in = url_links(obj_txt_in);
       }
+      if (auto m = obj_txt_in.match(rgx.para_inline_link_anchor)) {
+        obj_txt_in = (obj_txt_in)
+          .replaceAll(rgx.para_inline_link_anchor, "┋$1┋");
+      }
       auto ftn = footnotes_endnotes_markup_and_number_or_stars(obj_txt_in, reset_note_numbers);
       obj_txt_out = ftn[0];
       debug(footnotes) {
diff --git a/src/doc_reform/meta/rgx.d b/src/doc_reform/meta/rgx.d
index 00221de..5be26a8 100644
--- a/src/doc_reform/meta/rgx.d
+++ b/src/doc_reform/meta/rgx.d
@@ -70,7 +70,7 @@ static template DocReformRgxInit() {
     static heading                                        = ctRegex!(`^:?([A-D1-4])[~]([a-z0-9_.-]*[?]?)\s+`,"i");
     static heading_seg_and_above                          = ctRegex!(`^:?([A-D1])[~]([a-z0-9_.-]*[?]?)\s+`,"i");
     static heading_marker                                 = ctRegex!(`^:?([A-D1-4])[~]`);
-    static heading_anchor_tag                             = ctRegex!(`^:?[A-D1-4][~]([a-z0-9_.-]+) `,"i");
+    static heading_anchor_tag                             = ctRegex!(`^:?[A-D1-4][~](?P<anchor>[a-z0-9_.-]+) `,"i");
     static heading_identify_anchor_tag                    = ctRegex!(`^:?[A-D1-4][~]\s+(?:(?:(?:chapter|article|section|clause)\s+[0-9.]+)|(?:[0-9]+))`,"i");
     static heading_extract_named_anchor_tag               = ctRegex!(`^:?[A-D1-4][~]\s+(chapter|article|section|clause)\s+((?:[0-9]+[.:])*[0-9]+)(?=[.:;, ]|$)`,"i");
     static heading_extract_unnamed_anchor_tag             = ctRegex!(`^:?[A-D1-4][~]\s+((?:[0-9]+.)*[0-9]+)(?=[.:;, ]|$)`);
@@ -91,6 +91,7 @@ static template DocReformRgxInit() {
     static para_indent                                    = ctRegex!(`^_([1-9]) `);
     static para_indent_hang                               = ctRegex!(`^_([0-9])_([0-9]) `);
     static para_attribs                                   = ctRegex!(`^_(?:(?:[0-9])(?:_([0-9]))?|(?:[1-9])?[*]) `);
+    static para_inline_link_anchor                        = ctRegex!(`\*[~](?P<anchor>[a-z0-9_.-]+)(?= |$)`,"i");
     /+ blocked markup +/
     static block_open                                     = ctRegex!("^((code([.][a-z][0-9a-z_]+)?|poem|group|block|quote|table)[{].*?$)|^`{3} (code([.][a-z][0-9a-z_]+)?|poem|group|block|quote|table)|^[{]table(~h)?(?P<columns>(?:[ ]+[0-9]+;)+)[}]");
     static block_poem_open                                = ctRegex!("^((poem[{].*?$)|`{3} poem)");
@@ -253,6 +254,7 @@ static template DocReformRgxInit() {
     /+ inline markup footnotes endnotes +/
     static inline_image                                   = ctRegex!(`(?P<pre>┥)☼(?P<imginf>(?P<img>\S+?\.(?:jpg|gif|png)),w(?P<width>\d+)h(?P<height>\d+))\s*(?P<post>.*?┝┤.+?├)`, "mg");
     static inline_image_without_dimensions                = ctRegex!(`(?P<pre>┥)☼(?P<imginf>(?P<img>\S+?\.(?:jpg|gif|png)),w(?P<width>0)h(?P<height>0))\s*(?P<post>.*?┝┤.+?├)`, "mg");
+    static inline_link_anchor                             = ctRegex!(`┋(?P<anchor>\S+?)┋`, "mg");
     static inline_link                                    = ctRegex!(`┥(?P<text>.+?)┝┤(?P<link>\S+?)├`, "mg");
     static inline_link_hash                               = ctRegex!(`┥(?P<text>.+?)┝┤(?P<link>#(?P<segname>\S+?))├`, "mg");
     static inline_link_clean                              = ctRegex!(`┤(?:.+?)├|[┥┝]`, "mg");
diff --git a/src/doc_reform/output/paths_output.d b/src/doc_reform/output/paths_output.d
index 451c40d..11232a9 100644
--- a/src/doc_reform/output/paths_output.d
+++ b/src/doc_reform/output/paths_output.d
@@ -117,6 +117,15 @@ template DocReformPathsHTML() {
       string fn_seg(string fn_src, string seg_filename) {
         return asNormalizedPath(seg(fn_src).chainPath(seg_filename ~ suffix)).array;
       }
+      string tail_seg(string fn_src) {
+        return lng ~ "/html/" ~ base_filename(fn_src);
+      }
+      string tail_fn_scroll(string fn_src) {
+        return lng ~ "/html/" ~ base_filename(fn_src) ~ suffix;
+      }
+      string tail_fn_seg(string fn_src, string seg_filename) {
+        return lng ~ "/html/" ~ seg(fn_src) ~ "/" ~ seg_filename ~ suffix;
+      }
     }
     return _PathsStruct();
   }
diff --git a/src/doc_reform/output/rgx.d b/src/doc_reform/output/rgx.d
index f352732..6896237 100644
--- a/src/doc_reform/output/rgx.d
+++ b/src/doc_reform/output/rgx.d
@@ -63,6 +63,7 @@ static template DocReformOutputRgxInit() {
     /+ inline markup footnotes endnotes +/
     static inline_image                                   = ctRegex!(`(?P<pre>┥)☼(?P<imginf>(?P<img>\S+?\.(?:jpg|gif|png)),w(?P<width>\d+)h(?P<height>\d+))\s*(?P<post>.*?┝┤.+?├)`, "mg");
     static inline_image_without_dimensions                = ctRegex!(`(?P<pre>┥)☼(?P<imginf>(?P<img>\S+?\.(?:jpg|gif|png)),w(?P<width>0)h(?P<height>0))\s*(?P<post>.*?┝┤.+?├)`, "mg");
+    static inline_link_anchor                             = ctRegex!(`┋(?P<anchor>\S+?)┋`, "mg");
     static inline_link                                    = ctRegex!(`┥(?P<text>.+?)┝┤(?P<link>\S+?)├`, "mg");
     static inline_link_hash                               = ctRegex!(`┥(?P<text>.+?)┝┤(?P<link>#(?P<segname>\S+?))├`, "mg");
     static inline_link_clean                              = ctRegex!(`┤(?:.+?)├|[┥┝]`, "mg");
diff --git a/src/doc_reform/output/sqlite.d b/src/doc_reform/output/sqlite.d
index b317dc0..0d31e2f 100644
--- a/src/doc_reform/output/sqlite.d
+++ b/src/doc_reform/output/sqlite.d
@@ -203,11 +203,6 @@ template SQLiteFormatAndLoadObject() {
           }
           _txt = _txt.replaceAll(rgx.inline_notes_al_gen_ref, "<sup>$1</sup> ");
         }
-        if (_txt.matchFirst(rgx.inline_link)) {
-          foreach (m; _txt.matchAll(rgx.inline_link)) {
-          }
-          _txt = _txt.replaceAll(rgx.inline_link_clean, "");
-        }
         if (_notes.length > 0) {
           _txt ~= _notes;
         }
@@ -249,11 +244,202 @@ template SQLiteFormatAndLoadObject() {
           .replaceAll(rgx.inline_cite,        "<cite>$1</cite>");
         return _txt;
       }
+      auto inline_images(M,O)(
+                     M  doc_matters,
+        const        O  obj,
+        string          _txt,
+        string          _suffix    = ".html",
+        string          _xml_type = "seg",
+      ) {
+        string _img_pth;
+        if (_xml_type == "epub") {
+          _img_pth = "image/";
+        } else if (_xml_type == "scroll") {
+          _img_pth = "../../image/";
+        } else if (_xml_type == "seg") {
+          _img_pth = "../../../image/";
+        }
+        if (_txt.match(rgx.inline_image)) {
+          _txt = _txt.replaceAll( // TODO bug where image dimensions (w or h) not given & consequently set to 0; should not be used (calculate earlier, abstraction)
+              rgx.inline_image,
+              ("$1<img src=\""
+                ~ _img_pth
+                ~ "$3\" width=\"$4\" height=\"$5\" naturalsizeflag=\"0\" align=\"bottom\" border=\"0\" /> $6"));
+        }
+        return _txt;
+      }
+      auto inline_links(M,O)(
+                     M doc_matters,
+        const        O obj,
+        string         _txt,
+        string         _xml_type = "seg",
+      ) {
+        if (obj.has.inline_links) {
+          if ((_txt.match(rgx.mark_internal_site_lnk))
+          && (_xml_type == "scroll")) { // conditions reversed to avoid: gdc compiled program run segfault
+            _txt = (_txt).replaceAll(
+              rgx.inline_seg_link,
+              "$1");
+          }
+          auto pth_html = DocReformPathsHTML!()(doc_matters.output_path, doc_matters.src.language);
+          if (_xml_type == "seg") {
+            foreach (m; _txt.match(rgx.inline_link_hash)) {
+              if (m.captures[3] in doc_matters.xml.tag_associations) {
+                if (m.captures[3] == doc_matters.xml.tag_associations[(m.captures[3])][0]) {
+                  _txt = _txt.replaceFirst(
+                    rgx.inline_link_hash,
+                    "┥$1┝┤"
+                      ~ doc_matters.conf_make_meta.conf.webserv_url_doc_root
+                      ~ "/"
+                      ~ pth_html.tail_fn_seg(doc_matters.src.filename, "$3.html")
+                    ~ "├"
+                  );
+                } else {
+                  _txt = _txt.replaceFirst(
+                    rgx.inline_link_hash,
+                    "┥$1┝┤"
+                      ~ doc_matters.conf_make_meta.conf.webserv_url_doc_root
+                      ~ "/"
+                      ~ doc_matters.xml.tag_associations[(m.captures[3])][0]
+                      ~ ".html"
+                      ~ "#" ~ "$3"
+                    ~ "├"
+                  );
+                }
+              } else {
+                writeln(
+                  "WARNING on internal document links, anchor to link not found in document, "
+                  ~ "anchor: " ~ m.captures[3]
+                  ~ " document: " ~ doc_matters.src.filename
+                );
+              }
+            }
+          } else {
+            if (auto m = _txt.match(rgx.inline_link_hash)) {
+              _txt = _txt.replaceFirst(
+                rgx.inline_link_hash,
+                "┥$1┝┤"
+                  ~ doc_matters.conf_make_meta.conf.webserv_url_doc_root
+                  ~ "/"
+                  ~ pth_html.tail_fn_scroll(doc_matters.src.filename)
+                  ~ "#" ~ "$3"
+                ~ "├"
+              );
+            }
+          }
+          _txt = (_txt)
+            .replaceAll(
+              rgx.inline_link_fn_suffix,
+              ("$1.html"))
+            .replaceAll(
+              rgx.inline_link,
+              ("<a href=\"$2\">$1</a>"))
+            .replaceAll(
+              rgx.mark_internal_site_lnk,
+              "");
+        }
+        debug(markup_links) {
+          if (_txt.match(rgx.inline_link)) {
+            writeln(__LINE__,
+              " (missed) markup link identified (",
+              obj.has.inline_links,
+              "): ", obj.metainfo.is_a, ": ",
+              obj.text
+            );
+          }
+        }
+        debug(markup) {
+          if (_txt.match(rgx.inline_link)) {
+            writeln(__LINE__,
+              " (missed) markup link identified (",
+              obj.has.inline_links,
+              "): ", obj.metainfo.is_a, ": ",
+              obj.text
+            );
+          }
+        }
+        return _txt;
+      }
+      auto inline_notes_scroll(M,O)(
+                     M   doc_matters,
+        const        O   obj,
+        string           _txt,
+      ) {
+        if (obj.has.inline_notes_reg) {
+          // _txt = font_face(_txt);
+          _txt = (_txt).replaceAll(
+            rgx.inline_notes_delimiter_al_regular_number_note,
+            ("<a href=\"#note_$1\"><note id=\"noteref_$1\">&#160;<sup>$1</sup> </note></a>")
+          );
+        }
+        debug(markup_endnotes) {
+          if (_txt.match(rgx.inline_notes_delimiter_al_regular_number_note)) {
+            writeln(__LINE__, " (missed) markup endnote: ", obj.metainfo.is_a, ": ", obj.text);
+          }
+        }
+        debug(markup) {
+          if (_txt.match(rgx.inline_notes_delimiter_al_regular_number_note)) {
+            writeln(__LINE__, " (missed) markup endnote: ", obj.metainfo.is_a, ": ", obj.text);
+          }
+        }
+        return _txt;
+      }
+      auto inline_notes_seg(M,O)(
+                     M     doc_matters,
+        const        O     obj,
+        string             _txt,
+      ) {
+        string[] _endnotes;
+        if (obj.has.inline_notes_reg) {
+          /+ need markup for text, and separated footnote +/
+          foreach(m; _txt.matchAll(rgx.inline_notes_delimiter_al_regular_number_note)) {
+            _endnotes ~= format(
+              "%s%s%s%s\n  %s%s%s%s%s\n  %s\n%s",
+              "<p class=\"endnote\">",
+              "<a href=\"#noteref_",
+              m.captures[1],
+              "\">",
+              "<note id=\"note_",
+              m.captures[1],
+              "\">&#160;<sup>",
+              m.captures[1],
+              ".</sup></note></a>",
+              m.captures[2],
+              "</p>"
+            );
+          }
+          _txt = (_txt).replaceAll(
+            rgx.inline_notes_delimiter_al_regular_number_note,
+            ("<a href=\"#note_$1\"><note id=\"noteref_$1\">&#160;<sup>$1</sup> </note></a>")
+          );
+        } else if (_txt.match(rgx.inline_notes_delimiter_al_regular_number_note)) {
+          debug(markup) {
+            writeln(__LINE__, " endnote: ", obj.metainfo.is_a, ": ", obj.text);
+          }
+        }
+        auto t = tuple(
+          _txt,
+          _endnotes,
+        );
+        return t;
+      }
+      string xml_type="seg"; /+ set html document type to be linked to here (seg|scroll) +/
+      auto inline_markup(M,O)(
+                     M  doc_matters,
+        const        O  obj,
+        string          _txt,
+      ) {
+        _txt = inline_images(doc_matters, obj, _txt, xml_type);
+        _txt = inline_links(doc_matters, obj, _txt, xml_type);
+        _txt = inline_notes_scroll(doc_matters, obj, _txt);
+        return _txt;
+      }
       auto html_heading(M,O)(
                        M    doc_matters,
         auto ref const O    obj,
       ) {
         string _txt = munge_html(doc_matters, obj);
+        _txt = inline_markup(doc_matters, obj, _txt);
         string o = format(q"¶<p class="%s"><b>
             %s
           </b></p>¶",
@@ -268,6 +454,7 @@ template SQLiteFormatAndLoadObject() {
       ) {
         string _txt = munge_html(doc_matters, obj);
         _txt = (obj.attrib.bullet) ? ("●&#160;&#160;" ~ _txt) : _txt;
+        _txt = inline_markup(doc_matters, obj, _txt);
         string o = format(q"¶<p class="%s" indent="h%si%s">
           %s
         </p>¶",
diff --git a/src/doc_reform/output/xmls.d b/src/doc_reform/output/xmls.d
index 47053f3..571c1af 100644
--- a/src/doc_reform/output/xmls.d
+++ b/src/doc_reform/output/xmls.d
@@ -351,7 +351,7 @@ template outputXHTMLs() {
             "$1");
         }
         if (_xml_type == "seg" || _xml_type == "epub") {
-          if (auto m = _txt.match(rgx.inline_link_hash)) {
+          foreach (m; _txt.match(rgx.inline_link_hash)) {
             if (m.captures[3] in doc_matters.xml.tag_associations) {
               if (m.captures[3] == doc_matters.xml.tag_associations[(m.captures[3])][0]) {
                 _txt = _txt.replaceFirst(
@@ -609,7 +609,6 @@ template outputXHTMLs() {
       string            _xml_type = "html",
     ) {
       auto tags = _xhtml_anchor_tags(obj);
-      string seg_anchor_tag;
       string heading_lev_anchor_tag;
       string _horizontal_rule = "<hr />";
       if ((_xml_type != "html")
@@ -618,9 +617,6 @@ template outputXHTMLs() {
       }
       _txt = font_face(_txt);
       string o;
-      seg_anchor_tag = (obj.tags.segment_anchor_tag.empty)
-        ? ""
-        : "<a name=\"" ~ obj.tags.segment_anchor_tag ~ "\"></a>";
       heading_lev_anchor_tag = (obj.tags.heading_lev_anchor_tag.empty)
         ? ""
         : "<a name=\"" ~ obj.tags.heading_lev_anchor_tag ~ "\"></a>";
@@ -699,6 +695,8 @@ template outputXHTMLs() {
       _txt = font_face(_txt);
       string o;
       _txt = (obj.attrib.bullet) ? ("●&#160;&#160;" ~ _txt) : _txt;
+      _txt = _txt.replaceFirst(rgx.inline_link_anchor,
+         "<a name=\"$1\"></a>");
       if (obj.metainfo.object_number.empty) {
         o = format(q"¶  <div class="substance">
       <p class="%s" indent="h%si%s">%s
-- 
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