From fb112dca9c785a71eaf033732b87519a6575b3a8 Mon Sep 17 00:00:00 2001
From: Ralph Amissah <ralph.amissah@gmail.com>
Date: Fri, 25 Nov 2022 20:51:34 -0500
Subject: spine-search-cgi separate commits, remove sundry

---
 sundry/util/d/tools/markup_conversion/README       |   1 -
 .../endnotes_inline_from_binary.d                  | 123 -------
 .../markup_changes_header_and_content.d            | 244 --------------
 ...arkup_conversion_from_sisu_ruby_to_sisu_spine.d | 367 ---------------------
 4 files changed, 735 deletions(-)
 delete mode 100644 sundry/util/d/tools/markup_conversion/README
 delete mode 100755 sundry/util/d/tools/markup_conversion/endnotes_inline_from_binary.d
 delete mode 100755 sundry/util/d/tools/markup_conversion/markup_changes_header_and_content.d
 delete mode 100755 sundry/util/d/tools/markup_conversion/markup_conversion_from_sisu_ruby_to_sisu_spine.d

(limited to 'sundry/util/d/tools/markup_conversion')

diff --git a/sundry/util/d/tools/markup_conversion/README b/sundry/util/d/tools/markup_conversion/README
deleted file mode 100644
index 8b13789..0000000
--- a/sundry/util/d/tools/markup_conversion/README
+++ /dev/null
@@ -1 +0,0 @@
-
diff --git a/sundry/util/d/tools/markup_conversion/endnotes_inline_from_binary.d b/sundry/util/d/tools/markup_conversion/endnotes_inline_from_binary.d
deleted file mode 100755
index b084052..0000000
--- a/sundry/util/d/tools/markup_conversion/endnotes_inline_from_binary.d
+++ /dev/null
@@ -1,123 +0,0 @@
-#!/usr/bin/env rdmd
-/+
-  - read in file .sst .ssi .ssm
-  - loop twice
-    - first
-      - check for and skip code blocks
-      - use unique code marker for endnote markers in text and give an endnote
-        number ★1, increment
-      - extract all endnotes in array
-    - second
-      - check that the footnote marker number count matches the number of notes
-        in the array
-        - if they match either:
-            - substitute each endnote marker with the array footnote[number-1]
-            - substitute each endnote marker with footnote
-              as inlined footnote markup (footnote number not needed)
-        - if they do not match exit
-  - check whether changes have been made
-    - if so write file with inline footnotes in sub-directory converted_output_/
-      using the same name as the original file
-    - else, exit
-+/
-import std.stdio;
-import std.file;
-import std.array : split;
-import std.exception;
-import core.stdc.errno;
-import std.regex;
-import std.format;
-import std.conv;
-void main(string[] args) {
-  static comment                 = ctRegex!(`^%+ `);
-  static block_tic_code_open     = ctRegex!("^`{3} code(?:[.](?P<syntax>[a-z][0-9a-z#+_]+))?(?:[(](?P<attrib>[ a-zA-Z0-9;:,]*)[)])?");
-  static block_tic_close         = ctRegex!("^(`{3})$","m");
-  static block_curly_code_open   = ctRegex!(`^(?:code(?:[.](?P<syntax>[a-z][0-9a-z_]+))?(?:[(](?P<attrib>[ a-zA-Z0-9;:,]*)[)])?[{][ ]*$)`);
-  static block_curly_code_close  = ctRegex!(`^([}]code)`);
-  auto rgx_endnote_ref           = ctRegex!(`([~]\^)(?P<tail>[)\]]? |$)`, "gm");
-  auto rgx_endnote               = ctRegex!(`^\^~\s+(.+|\n)`, "gm");
-  foreach(arg; args[1..$]) {
-    if (
-      !(arg.match(regex(r"--\w+")))
-      && arg.match(regex(r"\w+?\.ss[itm]"))
-    ) {
-      writeln(arg);
-      string filename                  = arg;
-      try {
-        string[] contents, endnotes, endnote_refs;
-        string text                    = filename.readText;
-        string[] paragraphs            = text.split("\n\n");
-        int endnote_ref_count          = 0;
-        int code_block_status          = 0;
-        enum codeBlock { off, curly, tic, }
-        foreach (paragraph; paragraphs) { /+ loop to gather binary endnotes +/
-          if (code_block_status == codeBlock.off
-            && paragraph.match(rgx_endnote)
-          ) {
-            endnotes ~= replaceAll!(m => m[1])
-              (paragraph, rgx_endnote);
-          } else {
-            if ((code_block_status == codeBlock.curly
-                && paragraph.matchFirst(block_curly_code_close))
-              || ((code_block_status == codeBlock.tic
-                && paragraph.matchFirst(block_tic_close))
-            ) {
-              code_block_status = codeBlock.off;
-            } else if ( type["curly_code"] == 1 || type["tic_code"] == 1) {
-              // skip, prevent search for endnotes
-            } else if (paragraph.matchFirst(block_curly_code_open)) {
-              code_block_status = codeBlock.curly;
-            } else if (paragraph.matchFirst(block_tic_code_open)) {
-              code_block_status = codeBlock.tic;
-            } else if (auto m = paragraph.matchAll(rgx_endnote_ref)) {
-              foreach (n; m) {
-                endnote_ref_count++; // endnote_refs ~= (n.captures[1]);
-              }
-            }
-            contents ~= paragraph;
-          }
-        }
-        if (endnotes.length == endnote_ref_count) {
-          import std.outbuffer;
-          writeln("endnote ref count:         ", endnote_ref_count);
-          writeln("number of binary endnotes: ", endnotes.length);
-          int endnote_count = -1;
-          auto buffer = new OutBuffer();
-          foreach (content; contents) { /+ loop to inline endnotes +/
-            content = replaceAll!(m => "~{ " ~ endnotes[++endnote_count] ~ " }~" ~ m["tail"] )
-              (content, rgx_endnote_ref);
-            buffer.write(content ~ "\n\n");
-          }
-          if (buffer) {
-            try {
-              string dir_out = "converted_output_";
-              string path_and_file_out = dir_out ~ "/" ~ filename;
-              dir_out.mkdirRecurse;
-              auto f = File(path_and_file_out, "w");
-              f.write(buffer);
-              writeln("wrote: ", path_and_file_out);
-            } catch (FileException ex) {
-              writeln("did not write file");
-              // Handle errors
-            }
-          }
-        } else {
-          writeln("ERROR binary endnote mismatch, check markup,\nmisatch in the number of endnotes & endnote references!");
-          writeln("  number of endnotes:     ", endnotes.length);
-          writeln("  number of endnote refs: ", endnote_ref_count); // endnote_refs.length,
-        }
-        // assert(endnotes.length == endnote_ref_count);
-      } catch (ErrnoException ex) {
-        switch(ex.errno) {
-          case EPERM:
-          case EACCES: // Permission denied
-            break;
-          case ENOENT: // File does not exist
-            break;
-          default:     // Handle other errors
-            break;
-        }
-      }
-    }
-  }
-}
diff --git a/sundry/util/d/tools/markup_conversion/markup_changes_header_and_content.d b/sundry/util/d/tools/markup_conversion/markup_changes_header_and_content.d
deleted file mode 100755
index 86792ff..0000000
--- a/sundry/util/d/tools/markup_conversion/markup_changes_header_and_content.d
+++ /dev/null
@@ -1,244 +0,0 @@
-#!/usr/bin/env rdmd
-/+
-  - read in file .sst .ssi .ssm
-  - loop twice
-    - first
-      - check for and skip code blocks
-      - use unique code marker for endnote markers in text and give an endnote
-        number ★1, increment
-      - extract all endnotes in array
-    - second
-      - check that the footnote marker number count matches the number of notes
-        in the array
-        - if they match either:
-            - substitute each endnote marker with the array footnote[number-1]
-            - substitute each endnote marker with footnote
-              as inlined footnote markup (footnote number not needed)
-        - if they do not match exit
-  - check whether changes have been made
-    - if so write file with inline footnotes in sub-directory converted_output_/
-      using the same name as the original file
-    - else, exit
-+/
-import std.stdio;
-import std.file;
-import std.array : split;
-import std.exception;
-// import std.range;
-import core.stdc.errno;
-import std.regex;
-import std.format;
-import std.conv;
-void main(string[] args) {
-  static heading_a               = ctRegex!(`^:?[A][~] `, "m");
-  static comment                 = ctRegex!(`^%+ `);
-  static block_tic_code_open     = ctRegex!("^`{3} code(?:[.](?P<syntax>[a-z][0-9a-z#+_]+))?(?:[(](?P<attrib>[ a-zA-Z0-9;:,]*)[)])?");
-  static block_tic_close         = ctRegex!("^(`{3})$","m");
-  static block_curly_code_open   = ctRegex!(`^(?:code(?:[.](?P<syntax>[a-z][0-9a-z_]+))?(?:[(](?P<attrib>[ a-zA-Z0-9;:,]*)[)])?[{][ ]*$)`);
-  static block_curly_code_close  = ctRegex!(`^([}]code)`);
-  auto rgx_endnote_ref           = ctRegex!(`([~]\^)(?P<tail>[)\]]? |$)`, "gm");
-  auto rgx_endnote               = ctRegex!(`^\^~\s+(.+|\n)`, "gm");
-  char[][] header0Content1(in string src_text) { // cast(char[])
-    /+ split string on _first_ match of "^:?A~\s" into [header, content] array/tuple +/
-    char[][] header_and_content;
-    auto m = (cast(char[]) src_text).matchFirst(heading_a);
-    header_and_content ~= m.pre;
-    header_and_content ~= m.hit ~ m.post;
-    assert(header_and_content.length == 2,
-      "document markup is broken, header body split == "
-      ~ header_and_content.length.to!string
-      ~ "; (header / body array split should == 2 (split is on level A~))"
-    );
-    return header_and_content;
-  }
-  foreach(arg; args[1..$]) {
-    if (
-      !(arg.match(regex(r"--\w+")))
-      && arg.match(regex(r"\w+?\.ss[itm]"))
-    ) {
-      writeln(arg);
-      string filename                  = arg;
-      try {
-        string[] munged_header, munged_contents, munged_endnotes, endnote_refs;
-        string text                    = filename.readText;
-        char[][] hc                    = header0Content1(text);
-        char[] src_header              = hc[0];
-        string[] headers               = src_header.to!string.split("\n\n");
-        char[] src_txt                 = hc[1];
-        string[] paragraphs            = src_txt.to!string.split("\n\n");
-        int endnote_ref_count          = 0;
-        int[string] type = [
-          "curly_code"                 : 0,
-          "tic_code"                   : 0,
-        ];
-        string _tmp_header;
-        foreach (h_; headers) {                                                                                          /+ loop to inline endnotes +/
-          _tmp_header = "";
-          if (h_.match(regex(r"^[@\[]?title[:\]]?"))) {                                                                  // title
-            if (auto m = h_.match(regex(r"^@title:(?:\s+(?P<c>.+)|$)"))) {                                               // sisu bespoke markup
-              if (m.captures["c"].length == 0) {
-                _tmp_header ~= "title:";
-              } else {
-                _tmp_header ~= "title:\n  main: " ~ "\"" ~ m.captures["c"] ~ "\"";
-              }
-            } else if (auto m = h_.match(regex(r"^title\s*=\s*(?P<c>.+)"))) {                                            // toml?
-              if (m.captures["c"].length == 0) {
-                _tmp_header ~= "title:";
-              } else {
-                _tmp_header ~= "title:\n  main: " ~ "\"" ~ m.captures["c"] ~ "\"";
-              }
-            } else if (auto m = h_.match(regex(r"^\[title\]"))) {                                                        // toml markup
-              _tmp_header ~= "title:";
-            } else if (auto m = h_.match(regex(r"^title(?:\s+(?P<c>.+)|\s+\\$)"))) {                                     // sdlang markup
-              if (m.captures["c"].length == 0) {
-                _tmp_header ~= "title:";
-              } else {
-                _tmp_header ~= "title:\n  main: " ~ "\"" ~ m.captures["c"] ~ "\"";
-              }
-            }
-            if (h_.match(regex(r"^\s*[:]?(?:main)[:= ]?", "m"))) {
-              if (auto m = h_.match(regex(r"^\s+(?P<h>:main):(?:\s+(?P<c>.+)|$)", "m"))) {                                // sisu bespoke markup
-                _tmp_header ~= "  main: " ~ "\"" ~ m.captures["c"] ~ "\"";
-              } else if (auto m = h_.match(regex(r"^\s*(?P<h>main)\s*=\s*(?P<c>.+)", "m"))) {                            // toml?
-                _tmp_header ~= "  main: " ~ m.captures["c"];
-              } else if (auto m = h_.match(regex(r"^\s+(?P<h>main)(?:\s*\s*(?P<c>.+)|$)", "m"))) {                       // toml markup
-                _tmp_header ~= "  main: " ~ "\"" ~ m.captures["c"] ~ "\"";
-              } else if (auto m = h_.match(regex(r"^\s+(?P<h>main)(?:\s+(?P<c>.+)|\s+\\$)", "m"))) {                     // sdlang markup
-                _tmp_header ~= "  main: " ~ "\"" ~ m.captures["c"] ~ "\"";
-              }
-            }
-            if (h_.match(regex(r"^\s*[:]?(?:sub(title)?)[:= ]?", "m"))) {
-              if (auto m = h_.match(regex(r"^\s+:sub(?:title)?:(?:\s+(?P<c>.+)|$)", "m"))) {                             // sisu bespoke markup
-                _tmp_header ~= "  subtitle: " ~ "\"" ~ m.captures["c"] ~ "\"";
-              } else if (auto m = h_.match(regex(r"^\s*sub(?:title)?\s*=\s*(?P<c>.+)$", "m"))) {                         // toml?
-                _tmp_header ~= "  subtitle: " ~ m.captures["c"];
-              } else if (auto m = h_.match(regex(r"^\s+(?:title)?(?:\s*\s*(?P<c>.+)|$)", "m"))) {                        // toml markup
-                _tmp_header ~= "  subtitle: " ~ "\"" ~ m.captures["c"] ~ "\"";
-              } else if (auto m = h_.match(regex(r"^\s+(?:title)?(?:\s+(?P<c>.+)|\s+\\$)", "m"))) {                      // sdlang markup
-                _tmp_header ~= "  subtitle: " ~ "\"" ~ m.captures["c"] ~ "\"";
-              }
-            }
-          }
-          if (h_.match(regex(r"^[@\[]?rights[:\]]?"))) {                                                                 // rights
-            if (auto m = h_.match(regex(r"^@rights:[ ]+(?P<c>.+)$"))) {                                                  // sisu bespoke markup
-              _tmp_header ~= "rights: \n  copyright: \"" ~ m.captures["c"] ~ "\"";
-            } else if (auto m = h_.match(regex(r"^@rights:"))) {                                                         // sisu bespoke markup
-              _tmp_header ~= "rights:";
-            } else if (auto m = h_.match(regex(r"^\[rights\]", "m"))) {                                                  // toml markup
-              _tmp_header ~= "rights:";
-            } else if (auto m = h_.match(regex(r"^rights:"))) {                                                          // sdlang markup
-              _tmp_header ~= "rights:";
-            }
-            if (h_.match(regex(r"^\s*[:]?copyright[:= ]?", "m"))) {
-              if (auto m = h_.match(regex(r"^\s+:copyright:(?:\s+(?P<c>.+)|$)", "m"))) {                                 // sisu bespoke markup
-                _tmp_header ~= "  copyright: " ~ "\"" ~ m.captures["c"] ~ "\"";
-              } else if (auto m = h_.match(regex(r"^\s*copyright\s*=\s*(?P<c>.+)", "m"))) {                              // toml?
-                _tmp_header ~= "  copyright: " ~ m.captures["c"];
-              } else if (auto m = h_.match(regex(r"^\s+<h>copyright(?:\s*\s*(?P<c>.+)|$)", "m"))) {                      // toml markup
-                _tmp_header ~= "  copyright: " ~ "\"" ~ m.captures["c"] ~ "\"";
-              } else if (auto m = h_.match(regex(r"^\s+copyright(?:\s+(?P<c>.+)|\s+\\$)", "m"))) {                       // sdlang markup
-                _tmp_header ~= "  copyright: " ~ "\"" ~ m.captures["c"] ~ "\"";
-              }
-            }
-            if (h_.match(regex(r"^\s*[:]?licen[cs]e[:= ]?", "m"))) {
-              if (auto m = h_.match(regex(r"^\s+:licen[cs]e:(?:\s+(?P<c>.+)|$)", "m"))) {                                // sisu bespoke markup
-                _tmp_header ~= "  license: " ~ "\"" ~ m.captures["c"] ~ "\"";
-              } else if (auto m = h_.match(regex(r"^\s*licen[cs]e\s*=\s*(?P<c>.+)$", "m"))) {                            // toml?
-                _tmp_header ~= "  license: " ~ m.captures["c"];
-              } else if (auto m = h_.match(regex(r"^\s+licen[cs]e(?:\s*\s*(?P<c>.+)|$)", "m"))) {                        // toml markup
-                _tmp_header ~= "  license: " ~ "\"" ~ m.captures["c"] ~ "\"";
-              } else if (auto m = h_.match(regex(r"^\s+licen[cs]e(?:\s+(?P<c>.+)|\s+\\$)", "m"))) {                      // sdlang markup
-                _tmp_header ~= "  license: " ~ "\"" ~ m.captures["c"] ~ "\"";
-              }
-            }
-          }
-          if (_tmp_header.length > 0) {
-            munged_header ~= _tmp_header;
-          } else {
-            munged_header ~= h_;
-          }
-        }
-        writeln(munged_header);
-        foreach (paragraph; paragraphs) {                                                                                  /+ loop to gather binary endnotes +/
-          if ( !( type["curly_code"] == 1 || type["tic_code"] == 1)
-            && paragraph.match(rgx_endnote)
-          ) {
-            munged_endnotes ~= replaceAll!(m => m[1])
-              (paragraph, rgx_endnote);
-          } else {
-            if ( type["curly_code"] == 1 || type["tic_code"] == 1
-              || paragraph.matchFirst(block_curly_code_open)
-              || paragraph.matchFirst(block_tic_code_open)
-            ) { /+ code blocks identified, no munging +/
-              if ( type["curly_code"] == 1
-                && paragraph.matchFirst(block_curly_code_close)
-              ) {
-                type["curly_code"] = 0;
-              } else if (type["tic_code"] == 1
-                && paragraph.matchFirst(block_tic_close)
-              ) {
-                type["tic_code"] = 0;
-              } else if (paragraph.matchFirst(block_curly_code_open)) {
-                type["curly_code"] = 1;
-              } else if (paragraph.matchFirst(block_tic_code_open)) {
-                type["tic_code"] = 1;
-              }
-              munged_contents ~= paragraph;
-            } else { /+ regular content, not a code block +/
-              if (auto m = paragraph.matchAll(rgx_endnote_ref)) {
-                foreach (n; m) {
-                  endnote_ref_count++; // endnote_refs ~= (n.captures[1]);
-                }
-              }
-              paragraph = replaceAll!(m => " \\\\ " )
-                (paragraph, regex(r"\s*<(?:/\s*|:)?br>\s*")); // (paragraph, regex(r"(<br>)"));
-              munged_contents ~= paragraph;
-            }
-          }
-        }
-        {
-          import std.outbuffer;
-          auto buffer = new OutBuffer();
-          foreach (header; munged_header) { /+ loop to inline endnotes +/
-            buffer.write(header ~ "\n\n");
-          }
-          if (munged_endnotes.length == endnote_ref_count) {
-            int endnote_count = -1;
-            foreach (content; munged_contents) { /+ loop to inline endnotes +/
-              content = replaceAll!(m => "~{ " ~ munged_endnotes[++endnote_count] ~ " }~" ~ m["tail"] )
-                (content, rgx_endnote_ref); // endnote_ref cannot occur in a code block or else fail
-              buffer.write(content ~ "\n\n");
-            }
-            if (buffer) {
-              try {
-                string dir_out = "converted_output_";
-                string path_and_file_out = dir_out ~ "/" ~ filename;
-                dir_out.mkdirRecurse;
-                auto f = File(path_and_file_out, "w");
-                f.write(buffer);
-                // writeln("wrote: ", path_and_file_out);
-              } catch (FileException ex) {
-                writeln("did not write file");
-                // Handle errors
-              }
-            }
-          } else {
-            foreach (content; munged_contents) { /+ loop to inline endnotes +/
-              buffer.write(content ~ "\n\n");
-            }
-          }
-        }
-      } catch (ErrnoException ex) {
-        switch(ex.errno) {
-          case EPERM:
-          case EACCES: // Permission denied
-            break;
-          case ENOENT: // File does not exist
-            break;
-          default:     // Handle other errors
-            break;
-        }
-      }
-    }
-  }
-}
diff --git a/sundry/util/d/tools/markup_conversion/markup_conversion_from_sisu_ruby_to_sisu_spine.d b/sundry/util/d/tools/markup_conversion/markup_conversion_from_sisu_ruby_to_sisu_spine.d
deleted file mode 100755
index 0ec541d..0000000
--- a/sundry/util/d/tools/markup_conversion/markup_conversion_from_sisu_ruby_to_sisu_spine.d
+++ /dev/null
@@ -1,367 +0,0 @@
-#!/usr/bin/env rdmd
-/+
-  - read in file .sst .ssi .ssm
-  - loop twice
-    - first
-      - check for and skip code blocks
-      - use unique code marker for endnote markers in text and give an endnote
-        number ★1, increment
-      - extract all endnotes in array
-    - second
-      - check that the footnote marker number count matches the number of notes
-        in the array
-        - if they match either:
-            - substitute each endnote marker with the array footnote[number-1]
-            - substitute each endnote marker with footnote
-              as inlined footnote markup (footnote number not needed)
-        - if they do not match exit
-  - check whether changes have been made
-    - if so write file with inline footnotes in sub-directory converted_output_/
-      using the same name as the original file
-    - else, exit
-+/
-import std.stdio;
-import std.file;
-import std.array : split, join;
-import std.exception;
-// import std.range;
-import core.stdc.errno;
-import std.regex;
-import std.format;
-import std.conv;
-void main(string[] args) {
-  static heading_a               = ctRegex!(`^:?[A][~] `, "m");
-  static comment                 = ctRegex!(`^%+ `);
-  static block_tic_code_open     = ctRegex!("^`{3} code(?:[.](?P<syntax>[a-z][0-9a-z#+_]+))?(?:[(](?P<attrib>[ a-zA-Z0-9;:,]*)[)])?");
-  static block_tic_close         = ctRegex!("^(`{3})$","m");
-  static block_curly_code_open   = ctRegex!(`^(?:code(?:[.](?P<syntax>[a-z][0-9a-z_]+))?(?:[(](?P<attrib>[ a-zA-Z0-9;:,]*)[)])?[{][ ]*$)`);
-  static block_curly_code_close  = ctRegex!(`^([}]code)`);
-  auto rgx_endnote_ref           = ctRegex!(`([~]\^)(?P<tail>[)\]]? |$)`, "gm");
-  auto rgx_endnote               = ctRegex!(`^\^~\s+(.+|\n)`, "gm");
-  char[][] header0Content1(in string src_text) { // cast(char[])
-    /+ split string on _first_ match of "^:?A~\s" into [header, content] array/tuple +/
-    char[][] header_and_content;
-    auto m = (cast(char[]) src_text).matchFirst(heading_a);
-    header_and_content ~= m.pre;
-    header_and_content ~= m.hit ~ m.post;
-    assert(header_and_content.length == 2,
-      "document markup is broken, header body split == "
-      ~ header_and_content.length.to!string
-      ~ "; (header / body array split should == 2 (split is on level A~))"
-    );
-    return header_and_content;
-  }
-  string format_body_string(string s) {
-    string o;
-    o = s
-     .replaceAll(regex("^<(?:/[ ]*)?br>[ ]*"), " \\\\ ")
-     .replaceAll(regex("[ ]*<(?:/[ ]*)?br>$"), " \\\\")
-     .replaceAll(regex("[ ]*<(?:/[ ]*)?br>[ ]*"), " \\\\ ");
-    return o;
-  }
-  string format_header_string(string s) {
-    string o;
-    o = s
-     .replaceAll(regex("\""), "\\\"")
-     .replaceAll(regex("[ ]*<(?:/[ ]*)?br>$"), " \\\\")
-     .replaceAll(regex("[ ]*<(?:/[ ]*)?br>[ ]*"), " \\\\ ");
-    return o;
-  }
-  string format_main_header(string hm, string hs = "", string c = "") {
-    string o;
-    if (c.length == 0) {
-      o ~= hm ~ ":\n";
-    } else {
-      o ~= hm ~ ":\n"
-        ~ "  " ~ hs ~ ": "
-        ~ "\"" ~ format_header_string(c) ~ "\"\n";
-    }
-    return o;
-  }
-  string format_sub_header(string hs, string c) {
-    string o;
-    o ~= "  " ~ hs ~ ": "
-      ~ "\"" ~ format_header_string(c) ~ "\"\n";
-    return o;
-  }
-  foreach(arg; args[1..$]) {
-    if (
-      !(arg.match(regex(r"--\w+")))
-      && arg.match(regex(r"\w+?\.ss[itm]"))
-    ) {
-      writeln(arg);
-      string filename                  = arg;
-      try {
-        string[] munged_header, munged_contents, munged_endnotes, endnote_refs;
-        char[][] hc;
-        char[] src_header;
-        string[] headers;
-        char[] src_txt;
-        string[] paragraphs;
-        enum codeBlock { off, curly, tic, }
-        string _tmp_header;
-        int endnote_ref_count          = 0;
-        int code_block_status          = codeBlock.off;
-        string text                    = filename.readText;
-        if (arg.match(regex(r"\w+?\.ss[tm]"))) {
-          hc                           = header0Content1(text);
-          src_header                   = hc[0];
-          headers                      = src_header.to!string.split("\n\n");
-          src_txt                      = hc[1];
-          paragraphs                   = src_txt.to!string.split("\n\n");
-        } else if (arg.match(regex(r"\w+?\.ssi"))) {
-          headers                      = [];
-          paragraphs                   = text.split("\n\n");
-        }
-        if (headers.length > 0) {
-          headers[0] = headers[0].replaceFirst(regex(r"^%\s+SiSU.+", "i"), "# SiSU 8.0 spine (auto-conversion)");
-          foreach (h_; headers) {
-            _tmp_header = "";
-            if (auto m = h_.match(regex(r"^%\s*", "m"))) {
-              h_ = h_.replaceAll(regex(r"^%\s*", "m"), "# ") ~ "\n";
-            }
-            if (h_.match(regex(r"^@title:|@subtitle"))) {
-              if (auto m = h_.match(regex(r"^@(?P<h>title):(?:[ ]+(?P<c>.+)|\n)"))) {
-                _tmp_header ~= format_main_header(m.captures["h"], "main", m.captures["c"]);
-              }
-              if (auto m = h_.match(regex(r"^@(?P<h>subtitle):(?:[ ]+(?P<c>.+)|$)"))) {
-                if (m.captures["c"].length == 0) {
-                } else {
-                  _tmp_header ~= format_sub_header(m.captures["h"], m.captures["c"]);
-                }
-              }
-              if (auto m = h_.match(regex(r"^\s+:(?P<h>main):(?:[ ]+(?P<c>.+)|$)", "m"))) {
-                _tmp_header ~= format_sub_header(m.captures["h"], m.captures["c"]);
-              }
-              if (auto m = h_.match(regex(r"^\s+:sub(?:title)?:(?:[ ]+(?P<c>.+)|$)", "m"))) {
-                _tmp_header ~= format_sub_header("subtitle", m.captures["c"]);
-              }
-            } else if (h_.match(regex(r"^@creator:|@author:"))) {
-              if (auto m = h_.match(regex(r"^(?:@creator:|@author:)(?:[ ]+(?P<c>.+)|\n)"))) {
-                _tmp_header ~= format_main_header("creator", "author", m.captures["c"]);
-              }
-              if (auto m = h_.match(regex(r"^\s+:(?P<h>author):(?:[ ]+(?P<c>.+)|$)", "m"))) {
-                _tmp_header ~= format_sub_header(m.captures["h"], m.captures["c"]);
-              }
-            } else if (h_.match(regex(r"^@rights:"))) {
-              if (auto m = h_.match(regex(r"^@(?P<h>rights):(?:[ ]+(?P<c>.+)|\n)"))) {
-                _tmp_header ~= format_main_header(m.captures["h"], "copyright", m.captures["c"]);
-              }
-              if (auto m = h_.match(regex(r"^\s+:(?P<h>copyright):(?:[ ]+(?P<c>.+)|$)", "m"))) {
-                _tmp_header ~= format_sub_header(m.captures["h"], m.captures["c"]);
-              }
-              if (auto m = h_.match(regex(r"^\s+:licen[cs]e:(?:[ ]+(?P<c>.+)|$)", "m"))) {
-                _tmp_header ~= format_sub_header("license", m.captures["c"]);
-              }
-            } else if (h_.match(regex(r"^@date:|@date\."))) {
-              if (auto m = h_.match(regex(r"^@(?P<h>date):(?:[ ]+(?P<c>.+)|\n)"))) {
-                _tmp_header ~= format_main_header(m.captures["h"], "published", m.captures["c"]);
-              }
-              if (auto m = h_.match(regex(r"^\s+:(?P<h>published):(?:[ ]+(?P<c>.+)|$)", "m"))) {
-                _tmp_header ~= format_sub_header(m.captures["h"], m.captures["c"]);
-              }
-              if (auto m = h_.match(regex(r"^\s+:(?P<h>available):(?:[ ]+(?P<c>.+)|$)", "m"))) {
-                _tmp_header ~= format_sub_header(m.captures["h"], m.captures["c"]);
-              }
-              if (auto m = h_.match(regex(r"^\s+:(?P<h>modified):(?:[ ]+(?P<c>.+)|$)", "m"))) {
-                _tmp_header ~= format_sub_header(m.captures["h"], m.captures["c"]);
-              }
-              if (auto m = h_.match(regex(r"^\s+:(?P<h>created):(?:[ ]+(?P<c>.+)|$)", "m"))) {
-                _tmp_header ~= format_sub_header(m.captures["h"], m.captures["c"]);
-              }
-              if (auto m = h_.match(regex(r"^\s+:(?P<h>issued):(?:[ ]+(?P<c>.+)|$)", "m"))) {
-                _tmp_header ~= format_sub_header(m.captures["h"], m.captures["c"]);
-              }
-              if (auto m = h_.match(regex(r"^\s+:(?P<h>valid):(?:[ ]+(?P<c>.+)|$)", "m"))) {
-                _tmp_header ~= format_sub_header(m.captures["h"], m.captures["c"]);
-              }
-              if (auto m = h_.match(regex(r"^@date\.(?P<h>available):[ ]+(?P<c>.+)$"))) {
-                _tmp_header ~= format_sub_header(m.captures["h"], m.captures["c"]);
-              }
-              if (auto m = h_.match(regex(r"^@date\.(?P<h>modified):[ ]+(?P<c>.+)$"))) {
-                _tmp_header ~= format_sub_header(m.captures["h"], m.captures["c"]);
-              }
-              if (auto m = h_.match(regex(r"^@date\.(?P<h>created):[ ]+(?P<c>.+)$"))) {
-                _tmp_header ~= format_sub_header(m.captures["h"], m.captures["c"]);
-              }
-              if (auto m = h_.match(regex(r"^@date\.(?P<h>issued):[ ]+(?P<c>.+)$"))) {
-                _tmp_header ~= format_sub_header(m.captures["h"], m.captures["c"]);
-              }
-              if (auto m = h_.match(regex(r"^@date\.(?P<h>valid):[ ]+(?P<c>.+)$"))) {
-                _tmp_header ~= format_sub_header(m.captures["h"], m.captures["c"]);
-              }
-            } else if (h_.match(regex(r"^@classify:"))) {
-              if (auto m = h_.match(regex(r"^@classify:"))) {
-                _tmp_header ~= "classify:\n";
-              }
-              if (auto m = h_.match(regex(r"^\s+:(?P<h>topic_register):(?:[ ]+(?P<c>.+)|$)", "m"))) {
-                _tmp_header ~= format_sub_header(m.captures["h"], m.captures["c"]);
-              }
-              if (auto m = h_.match(regex(r"^\s+:type:(?:[ ]+(?P<c>.+)|$)", "m"))) {
-                _tmp_header ~= "#  type: " ~ "\"" ~ m.captures["c"] ~ "\"\n";
-              }
-            } else if (h_.match(regex(r"^(?:@identifier:|@identify:)"))) {
-              if (auto m = h_.match(regex(r"^(?:@identifier:|@idenfify)"))) {
-                _tmp_header ~= "identify:\n";
-              }
-              if (auto m = h_.match(regex(r"^\s+:(?P<h>oclc):(?:[ ]+(?P<c>.+)|$)", "m"))) {
-                _tmp_header ~= format_sub_header(m.captures["h"], m.captures["c"]);
-              }
-              if (auto m = h_.match(regex(r"^\s+:(?P<h>isbn):(?:[ ]+(?P<c>.+)|$)", "m"))) {
-                _tmp_header ~= format_sub_header(m.captures["h"], m.captures["c"]);
-              }
-              if (auto m = h_.match(regex(r"^\s+:(?P<h>dewey):(?:[ ]+(?P<c>.+)|$)", "m"))) {
-                _tmp_header ~= format_sub_header(m.captures["h"], m.captures["c"]);
-              }
-            } else if (h_.match(regex(r"^@publisher:"))) {
-              if (auto m = h_.match(regex(r"^@publisher:[ ]+(?P<c>.+)$"))) {
-                _tmp_header ~= "publisher: " ~  "\"" ~ m.captures["c"] ~ "\"\n";
-              }
-            } else if (h_.match(regex(r"^@make:"))) {
-              // writeln(h_);
-              if (auto m = h_.match(regex(r"^@make:"))) {
-                _tmp_header ~= "make:\n";
-              }
-              if (auto m = h_.match(regex(r"^\s+:(?P<h>breaks):(?:[ ]+(?P<c>.+)|$)", "m"))) {
-                _tmp_header ~= format_sub_header(m.captures["h"], m.captures["c"]);
-              }
-              if (auto m = h_.match(regex(r"^\s+:(?P<h>num_top):(?:[ ]+(?P<c>.+)|$)", "m"))) {
-                _tmp_header ~= format_sub_header(m.captures["h"], m.captures["c"]);
-              }
-              if (auto m = h_.match(regex(r"^\s+:(?P<h>headings):(?:[ ]+(?P<c>.+)|$)", "m"))) {
-                _tmp_header ~= format_sub_header(m.captures["h"], m.captures["c"]);
-              }
-              if (auto m = h_.match(regex(r"^\s+:(?P<h>italics):(?:[ ]+(?P<c>.+)|$)", "m"))) {
-                _tmp_header ~= format_sub_header(m.captures["h"], m.captures["c"]);
-              }
-              if (auto m = h_.match(regex(r"^\s+:(?P<h>bold):(?:[ ]+(?P<c>.+)|$)", "m"))) {
-                _tmp_header ~= format_sub_header(m.captures["h"], m.captures["c"]);
-              }
-              if (auto m = h_.match(regex(r"^\s+:(?P<h>emphasis):(?:[ ]+(?P<c>.+)|$)", "m"))) {
-                _tmp_header ~= format_sub_header(m.captures["h"], m.captures["c"]);
-              }
-              if (auto m = h_.match(regex(r"^\s+:(?P<h>substitute):(?:[ ]+(?P<c>.+)|$)", "m"))) {
-                _tmp_header ~= format_sub_header(m.captures["h"], m.captures["c"]);
-              }
-              if (auto m = h_.match(regex(r"^\s+:(?P<h>texpdf_font):(?:[ ]+(?P<c>.+)|$)", "m"))) {
-                _tmp_header ~= format_sub_header(m.captures["h"], m.captures["c"]);
-              }
-              if (auto m = h_.match(regex(r"^\s+:(?P<h>home_button_text):(?:[ ]+(?P<c>.+)|$)", "m"))) {
-                _tmp_header ~= format_sub_header(m.captures["h"], m.captures["c"]);
-              }
-              if (auto m = h_.match(regex(r"^\s+:(?P<h>home_button_image):(?:[ ]+(?P<c>.+)|$)", "m"))) {
-                _tmp_header ~= format_sub_header(m.captures["h"], m.captures["c"]);
-              }
-              if (auto m = h_.match(regex(r"^\s+:(?P<h>cover_image):(?:[ ]+(?P<c>.+)|$)", "m"))) {
-                _tmp_header ~= format_sub_header(m.captures["h"], m.captures["c"]);
-              }
-              if (auto m = h_.match(regex(r"^\s+:(?P<h>footer):(?:[ ]+(?P<c>.+)|$)", "m"))) {
-                _tmp_header ~= format_sub_header(m.captures["h"], m.captures["c"]);
-              }
-              // writeln(_tmp_header);
-            } else if (h_.match(regex(r"^@\w+:"))) {
-              _tmp_header ~= "# " ~ h_.split("\n").join("\n# ") ~ "\n";
-            } else if (h_.match(regex(r"^\s+:\w+:", "m"))) {
-              if (auto m = h_.match(regex(r"^(?P<g>\s+:\w+:.*)"))) {
-                _tmp_header ~= "# " ~ m.captures["g"] ~ "\n";
-              }
-            }
-            if (h_.match(regex(r"^#", "m"))) {
-              if (auto m = h_.match(regex(r"^(?P<g>#.*)", "m"))) {
-                _tmp_header ~= m.captures["g"] ~ "\n";
-              }
-             }
-            if (_tmp_header.length > 0) {
-              munged_header ~= _tmp_header.split("\n\n");
-            } else if (h_.length > 0) {
-              writeln("munging required: ", h_);
-              h_ = h_.replaceAll((regex(r"\n\n\n+", "m")), "\n\n");
-              munged_header ~= h_;
-            }
-          }
-          // writeln(munged_header.join("\n"));
-        }
-        foreach (paragraph; paragraphs) {                                                                                  /+ loop to gather binary endnotes +/
-          if (code_block_status == codeBlock.off
-            && paragraph.match(rgx_endnote)
-          ) {
-            munged_endnotes ~= replaceAll!(m => m[1])
-              (paragraph, rgx_endnote);
-          } else {
-            if ( code_block_status != codeBlock.off
-              || paragraph.matchFirst(block_curly_code_open)
-              || paragraph.matchFirst(block_tic_code_open)
-            ) { /+ code blocks identified, no munging +/
-              if ((code_block_status == codeBlock.curly
-                  && paragraph.matchFirst(block_curly_code_close))
-                || (code_block_status == codeBlock.tic
-                  && paragraph.matchFirst(block_tic_close))
-              ) {
-                code_block_status = codeBlock.off;
-              } else if (paragraph.matchFirst(block_curly_code_open)) {
-                code_block_status = codeBlock.curly;
-              } else if (paragraph.matchFirst(block_tic_code_open)) {
-                code_block_status = codeBlock.tic;
-              }
-              munged_contents ~= paragraph;
-            } else { /+ regular content, not a code block +/
-              if (auto m = paragraph.matchAll(rgx_endnote_ref)) {
-                foreach (n; m) {
-                  endnote_ref_count++; // endnote_refs ~= (n.captures[1]);
-                }
-              }
-              paragraph = format_body_string(paragraph);
-              // paragraph = replaceAll!(m => " \\\\ " )
-              //   (paragraph, regex(r"\s*<(?:/\s*|:)?br>\s*")); // (paragraph, regex(r"(<br>)"));
-              munged_contents ~= paragraph;
-            }
-          }
-        }
-        {
-          import std.outbuffer;
-          auto buffer = new OutBuffer();
-          if (munged_header.length > 0) {
-            foreach (header; munged_header) { /+ loop to inline endnotes +/
-              buffer.write(header ~ "\n");
-            }
-          }
-          if (munged_endnotes.length == endnote_ref_count) {
-            int endnote_count = -1;
-            foreach (k, content; munged_contents) { /+ loop to inline endnotes +/
-              content = replaceAll!(m => "~{ " ~ munged_endnotes[++endnote_count] ~ " }~" ~ m["tail"] )
-                (content, rgx_endnote_ref); // endnote_ref cannot occur in a code block or else fail
-              buffer.write(content ~ ((k == munged_contents.length - 1) ? "" : "\n\n"));
-            }
-            if (buffer) {
-              try {
-                string dir_out = "converted_output_";
-                string path_and_file_out = dir_out ~ "/" ~ filename;
-                dir_out.mkdirRecurse;
-                auto f = File(path_and_file_out, "w");
-                f.write(buffer);
-                // writeln("wrote: ", path_and_file_out);
-              } catch (FileException ex) {
-                writeln("did not write file");
-                // Handle errors
-              }
-            }
-          } else {
-            foreach (content; munged_contents) { /+ loop to inline endnotes +/
-              buffer.write(content ~ "\n\n");
-            }
-          }
-        }
-      } catch (ErrnoException ex) {
-        switch(ex.errno) {
-          case EPERM:
-          case EACCES: // Permission denied
-            break;
-          case ENOENT: // File does not exist
-            break;
-          default:     // Handle other errors
-            break;
-        }
-      }
-    }
-  }
-}
-- 
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