cgi search form: path; theme; download remote src

- config output path
- dark theme
- allow downloads flag for download of remote file
  cgi.d

9 files changed, 177 insertions, 87 deletions

diff --git a/dub.selections.json b/dub.selections.json
index c8cd421..b4ef190 100644
--- a/dub.selections.json
+++ b/dub.selections.json
@@ -2,7 +2,7 @@
 	"fileVersion": 1,
 	"versions": {
 		"d2sqlite3": "0.18.3",
-		"dyaml": "0.8.0",
+		"dyaml": "0.8.1",
 		"imageformats": "7.0.2",
 		"tinyendian": "0.2.0"
 	}
diff --git a/misc/util/d/cgi/search/dub.sdl b/misc/util/d/cgi/search/dub.sdl
index b859f42..f598147 100644
--- a/misc/util/d/cgi/search/dub.sdl
+++ b/misc/util/d/cgi/search/dub.sdl
@@ -4,6 +4,8 @@ authors "ralph"
 copyright "Copyright © 2020, ralph"
 license "GPL-3.0+"
 dependency "d2sqlite3" version="~>0.18.3"
+dependency "arsd-official": "7.2.0"
+  subConfiguration "arsd-official:cgi" "cgi"
 targetType "executable"
 targetPath "./cgi-bin"
 mainSourceFile "src/spine_cgi_sqlite_search.d"
diff --git a/org/out_cgi_search_sqlite.org b/org/out_cgi_search_sqlite.org
index 3145870..852b93f 100644
--- a/org/out_cgi_search_sqlite.org
+++ b/org/out_cgi_search_sqlite.org
@@ -115,9 +115,32 @@ void cgi_function_intro(Cgi cgi) {
 mixin GenericMain!cgi_function_intro;
 ≓",
   _sqlite_db_fn,
+  (opt_action.css_theme_default) ? "FFFFFF" : "000000",
+  (opt_action.css_theme_default) ? "000000" : "CCCCCC",
+  (opt_action.css_theme_default) ? "FFFFFF" : "000000",
+  (opt_action.css_theme_default) ? "FFFFFF" : "000000",
+  (opt_action.css_theme_default) ? "003399" : "FFFFFF",
+  (opt_action.css_theme_default) ? "003399" : "999999",
+  "000000",
+  (opt_action.css_theme_default) ? "F9F9AA" : "555555",
+  (opt_action.css_theme_default) ? "777777" : "BBBBBB",
+  (opt_action.css_theme_default) ? "32CD32" : "9ACD32",
+  (opt_action.css_theme_default) ? "777777" : "BBBBBB",
+  (opt_action.css_theme_default) ? "FFFFFF" : "000000",
+  (opt_action.css_theme_default) ? "003399" : "888888",
+  (opt_action.css_theme_default) ? "000000" : "FFFFFF",
+  (opt_action.css_theme_default) ? "FFFFFF" : "777777",
+  (opt_action.css_theme_default) ? "000000" : "FFFF48",
+  (opt_action.css_theme_default) ? "FFFF48" : "777748",
+  (opt_action.css_theme_default) ? "222222" : "AAAAAA",
   _cgi_search_script,
 ).strip;
-    auto pth_sqlite_cgi = spinePathsSQLiteCGI!()(_cgi_search_script_raw_fn_d, _cgi_search_script, opt_action.output_dir_set); // TODO
+    string _cgi_path = (opt_action.output_dir_set.length > 0)
+    ? opt_action.output_dir_set
+    : (make_and_meta_struct.conf.w_srv_data_root_path.length > 0)
+      ? make_and_meta_struct.conf.w_srv_data_root_path
+      : "";
+    auto pth_sqlite_cgi = spinePathsSQLiteCGI!()(_cgi_search_script_raw_fn_d, _cgi_search_script, _cgi_path);
     { // cgi-bin search form src d
       try {
         if (!exists(pth_sqlite_cgi.src)) {
@@ -142,6 +165,7 @@ mixin GenericMain!cgi_function_intro;
 <<cgi_dub_sdl>>
 ≓",
   "~>0.18.3", // d2sqlite3 dependency version
+  "~>7.2.0",  // arsd-official:cgi dependency version
   "src/" ~ _cgi_search_script_raw_fn_d,
   _cgi_search_script
 ).strip;
@@ -156,25 +180,27 @@ mixin GenericMain!cgi_function_intro;
         // Handle error
       }
     }
-    { // get cgi.d
-      import std.net.curl, std.stdio;
-      char[] cgi_d;
-      try {
-        cgi_d = get!HTTP("https://raw.githubusercontent.com/adamdruppe/arsd/master/cgi.d");
-      } catch (ErrnoException ex) {
-        // Handle error
-        // CurlCode perform(ThrowOnError throwOnError = Yes.throwOnError);
-        CurlCode perform(ThrowOnError throwOnError = No.throwOnError);
-      }
-      if (cgi_d && cgi_d.length > 0) {
-        try {
-          auto f = File(pth_sqlite_cgi.cgi_d_path_out, "w");
-          f.write(cgi_d);
-        } catch (ErrnoException ex) {
-          // Handle error
-        }
-      }
-    }
+    // { // get cgi.d
+    //   // import std.net.curl, std.stdio;
+    //   // char[] cgi_d;
+    //   // if (opt_action.allow_downloads) {
+    //   //   try {
+    //   //     cgi_d = get!HTTP("https://raw.githubusercontent.com/adamdruppe/arsd/master/cgi.d");
+    //   //   } catch (ErrnoException ex) {
+    //   //     // Handle error
+    //   //     // CurlCode perform(ThrowOnError throwOnError = Yes.throwOnError);
+    //   //     CurlCode perform(ThrowOnError throwOnError = No.throwOnError);
+    //   //   }
+    //   //   if (cgi_d && cgi_d.length > 0) {
+    //   //     try {
+    //   //       auto f = File(pth_sqlite_cgi.cgi_d_path_out, "w");
+    //   //       f.write(cgi_d);
+    //   //     } catch (ErrnoException ex) {
+    //   //       // Handle error
+    //   //     }
+    //   //   }
+    //   // }
+    // }
   }
 }
 #+END_SRC
@@ -791,44 +817,52 @@ string show_matched_objects (string fn) {
   }
   body {
     height                   : 100vh;
-    background-color         : #FFFFFF;
+    background-color         : #%s;
   }
   body {
-    color                    : #000000;
-    background               : #FFFFFF;
-    background-color         : #FFFFFF;
+    color                    : #%s;
+    background               : #%s;
+    background-color         : #%s;
   }
   a:link {
-    color                    : #003399;
+    color                    : #%s;
     text-decoration          : none;
   }
   a:visited {
-    color                    : #003399;
+    color                    : #%s;
     text-decoration          : none;
   }
   a:hover {
-    color                    : #000000;
-    background-color         : #F9F9AA;
+    color                    : #%s;
+    background-color         : #%s;
   }
   a.lnkocn:link {
-    color                    : #777777;
+    color                    : #%s;
     text-decoration          : none;
   }
   a.lnkocn:visited {
-    color                    : #32CD32;
+    color                    : #%s;
     text-decoration          : none;
   }
   a.lnkocn:hover {
-    color                    : #777777;
+    color                    : #%s;
     font-size                : 15px;
   }
   a:hover img {
-    background-color         : #FFFFFF;
+    background-color         : #%s;
   }
   a:active {
-    color                    : #003399;
+    color                    : #%s;
     text-decoration          : underline;
   }
+  textarea {
+    color                    : #%s;
+    background-color         : #%s;
+  }
+  span.match {
+    color                    : #%s;
+    background-color         : #%s;
+  }
   p.norm { }
   p.i1 { padding-left        : 1em; }
   p.i2 { padding-left        : 2em; }
@@ -1267,7 +1301,7 @@ string show_matched_objects (string fn) {
   <table summary="home button / home information" border="0" cellpadding="2" cellspacing="0">
   <tr><td align="left">
    <br><a href="http://sisudoc.org/" target="_top">
-     <b>SiSU</b>
+     <label for="find"><b>≅ SiSU spine</b></label>
    </a>
    <br><a href="http://git.sisudoc.org/" target="_top">
      git
@@ -1276,7 +1310,7 @@ string show_matched_objects (string fn) {
   </table>
  </td>
  <td>
-   <label for="find"><b>SiSU spine (generated) search form</b></label>
+   <label for="find">(generated) search form</label>
  </td></tr>
  </table>
  ┃");
@@ -1417,7 +1451,7 @@ string show_matched_objects (string fn) {
     %%s
   </td></tr></table>
   <td valign=\"top\"><tr><td>
-    <font size="2" color="#222222">
+    <font size="2" color="#%s">
     <input type="hidden" name="db" value="%%s">
     <input type="submit" value="SiSU search">
     <input type="radio" name="rt" id="results_type_index" value="idx" %%s> index
@@ -1552,9 +1586,7 @@ auto db = Database(conf.db_path ~ cv.db_selected);
       string highlight_text_matched(string _txt, string search_field) {
         string _mark_open   = "┤";
         string _mark_close  = "├";
-        string _span_yellow = "<span style=\"background-color: #ffff48\">";
-        string _span_red    = "<span style=\"background-color: #ff48ff\">";
-        string _span_blue   = "<span style=\"background-color: #48ffff\">";
+        string _span_match = "<span class=\"match\">";
         string _span_close  = "</span>";
         string _sf_str      = search_field.strip.split("%%20").join(" ").strip;
         string[] _sf_arr    = _sf_str.split(regex(r"\s+AND\s+|\s+OR\s+"));
@@ -1574,13 +1606,13 @@ auto db = Database(conf.db_path ~ cv.db_selected);
                 )(m.hit, rgx_marked_pair)
               )(_txt, rgx_url);
             _txt = replaceAll!(m =>
-                _span_yellow
+                _span_match
                 ~  m["keep"]
                 ~ _span_close
               )(_txt, rgx_marked_pair);
           } else {
             _txt = replaceAll!(m =>
-                _span_yellow
+                _span_match
                 ~  m.captures[0]
                 ~ _span_close
               )(_txt, rgx_matched_text);
@@ -1816,6 +1848,8 @@ authors "Ralph Amissah"
 copyright "Copyright © 2020, Ralph Amissah"
 license "GPL-3.0+"
 dependency "d2sqlite3" version="%s"
+dependency "arsd-official:cgi" version="%s"
+  subConfiguration "arsd-official:cgi" "cgi"
 targetType "executable"
 targetPath "./cgi-bin"
 mainSourceFile "%s"
diff --git a/org/output_hub.org b/org/output_hub.org
index ba39e2e..3e66b29 100644
--- a/org/output_hub.org
+++ b/org/output_hub.org
@@ -265,7 +265,12 @@ if ((opt_action.cgi_search_form_codegen)) {
     string _cgi_search_script_raw_fn_d = (opt_action.cgi_sqlite_search_filename_d.empty)
       ? config.conf.w_srv_cgi_search_script_raw_fn_d
       : opt_action.cgi_sqlite_search_filename_d;
-    auto pth_sqlite_cgi = spinePathsSQLiteCGI!()(_cgi_search_script_raw_fn_d, _cgi_search_script, opt_action.output_dir_set);
+    string _cgi_path = (opt_action.output_dir_set.length > 0)
+    ? opt_action.output_dir_set
+    : (config.conf.w_srv_data_root_path.length > 0)
+      ? config.conf.w_srv_data_root_path
+      : "";
+    auto pth_sqlite_cgi = spinePathsSQLiteCGI!()(_cgi_search_script_raw_fn_d, _cgi_search_script, _cgi_path);
     writeln("sqlite cgi search form...");
     writeln(" ", pth_sqlite_cgi.search_form_path_out);
   }
diff --git a/org/spine.org b/org/spine.org
index f6dd0b2..bd8437a 100644
--- a/org/spine.org
+++ b/org/spine.org
@@ -429,7 +429,8 @@ string[string] settings = [
 #+BEGIN_SRC d
 auto helpInfo = getopt(args,
   std.getopt.config.passThrough,
-  "abstraction",                "document abstraction ",                                          &opts["abstraction"],
+  "abstraction",                "document abstraction",                                           &opts["abstraction"],
+  "allow-downloads",            "allow downloads (includes cgi.d from github)",                   &opts["allow-downloads"],
   "assert",                     "set optional assertions on",                                     &opts["assertions"],
   "cgi-search-form-codegen",    "generates (pre-compiled) d code for search of specified db",     &opts["cgi-search-form-codegen"],
   "cgi-sqlite-search-filename", "=[filename]",                                                    &settings["cgi-sqlite-search-filename"],
@@ -507,6 +508,9 @@ if (helpInfo.helpWanted) {
 #+BEGIN_SRC d
 enum outTask { source_or_pod, sqlite, sqlite_multi, latex, odt, epub, html_scroll, html_seg, html_stuff }
 struct OptActions {
+  @trusted bool allow_downloads() {
+    return opts["allow-downloads"];
+  }
   @trusted bool assertions() {
     return opts["assertions"];
   }
diff --git a/org/util_cgi_d_sqlite_search.org b/org/util_cgi_d_sqlite_search.org
index 07a6d15..86242f4 100644
--- a/org/util_cgi_d_sqlite_search.org
+++ b/org/util_cgi_d_sqlite_search.org
@@ -1141,6 +1141,8 @@ authors "ralph"
 copyright "Copyright © 2020, ralph"
 license "GPL-3.0+"
 dependency "d2sqlite3" version="~>0.18.3"
+dependency "arsd-official": "7.2.0"
+  subConfiguration "arsd-official:cgi" "cgi"
 targetType "executable"
 targetPath "./cgi-bin"
 mainSourceFile "src/spine_cgi_sqlite_search.d"
diff --git a/src/doc_reform/io_out/cgi_sqlite_search_form.d b/src/doc_reform/io_out/cgi_sqlite_search_form.d
index 4523c2d..7bfd5ef 100644
--- a/src/doc_reform/io_out/cgi_sqlite_search_form.d
+++ b/src/doc_reform/io_out/cgi_sqlite_search_form.d
@@ -521,44 +521,52 @@ void cgi_function_intro(Cgi cgi) {
   }
   body {
     height                   : 100vh;
-    background-color         : #FFFFFF;
+    background-color         : #%s;
   }
   body {
-    color                    : #000000;
-    background               : #FFFFFF;
-    background-color         : #FFFFFF;
+    color                    : #%s;
+    background               : #%s;
+    background-color         : #%s;
   }
   a:link {
-    color                    : #003399;
+    color                    : #%s;
     text-decoration          : none;
   }
   a:visited {
-    color                    : #003399;
+    color                    : #%s;
     text-decoration          : none;
   }
   a:hover {
-    color                    : #000000;
-    background-color         : #F9F9AA;
+    color                    : #%s;
+    background-color         : #%s;
   }
   a.lnkocn:link {
-    color                    : #777777;
+    color                    : #%s;
     text-decoration          : none;
   }
   a.lnkocn:visited {
-    color                    : #32CD32;
+    color                    : #%s;
     text-decoration          : none;
   }
   a.lnkocn:hover {
-    color                    : #777777;
+    color                    : #%s;
     font-size                : 15px;
   }
   a:hover img {
-    background-color         : #FFFFFF;
+    background-color         : #%s;
   }
   a:active {
-    color                    : #003399;
+    color                    : #%s;
     text-decoration          : underline;
   }
+  textarea {
+    color                    : #%s;
+    background-color         : #%s;
+  }
+  span.match {
+    color                    : #%s;
+    background-color         : #%s;
+  }
   p.norm { }
   p.i1 { padding-left        : 1em; }
   p.i2 { padding-left        : 2em; }
@@ -991,7 +999,7 @@ void cgi_function_intro(Cgi cgi) {
   <table summary="home button / home information" border="0" cellpadding="2" cellspacing="0">
   <tr><td align="left">
    <br><a href="http://sisudoc.org/" target="_top">
-     <b>SiSU</b>
+     <label for="find"><b>≅ SiSU spine</b></label>
    </a>
    <br><a href="http://git.sisudoc.org/" target="_top">
      git
@@ -1000,7 +1008,7 @@ void cgi_function_intro(Cgi cgi) {
   </table>
  </td>
  <td>
-   <label for="find"><b>SiSU spine (generated) search form</b></label>
+   <label for="find">(generated) search form</label>
  </td></tr>
  </table>
  ┃");
@@ -1116,7 +1124,7 @@ void cgi_function_intro(Cgi cgi) {
     %%s
   </td></tr></table>
   <td valign=\"top\"><tr><td>
-    <font size="2" color="#222222">
+    <font size="2" color="#%s">
     <input type="hidden" name="db" value="%%s">
     <input type="submit" value="SiSU search">
     <input type="radio" name="rt" id="results_type_index" value="idx" %%s> index
@@ -1220,9 +1228,7 @@ void cgi_function_intro(Cgi cgi) {
       string highlight_text_matched(string _txt, string search_field) {
         string _mark_open   = "┤";
         string _mark_close  = "├";
-        string _span_yellow = "<span style=\"background-color: #ffff48\">";
-        string _span_red    = "<span style=\"background-color: #ff48ff\">";
-        string _span_blue   = "<span style=\"background-color: #48ffff\">";
+        string _span_match = "<span class=\"match\">";
         string _span_close  = "</span>";
         string _sf_str      = search_field.strip.split("%%20").join(" ").strip;
         string[] _sf_arr    = _sf_str.split(regex(r"\s+AND\s+|\s+OR\s+"));
@@ -1242,13 +1248,13 @@ void cgi_function_intro(Cgi cgi) {
                 )(m.hit, rgx_marked_pair)
               )(_txt, rgx_url);
             _txt = replaceAll!(m =>
-                _span_yellow
+                _span_match
                 ~  m["keep"]
                 ~ _span_close
               )(_txt, rgx_marked_pair);
           } else {
             _txt = replaceAll!(m =>
-                _span_yellow
+                _span_match
                 ~  m.captures[0]
                 ~ _span_close
               )(_txt, rgx_matched_text);
@@ -1431,9 +1437,32 @@ LIMIT %%s OFFSET %%s
 mixin GenericMain!cgi_function_intro;
 ≓",
   _sqlite_db_fn,
+  (opt_action.css_theme_default) ? "FFFFFF" : "000000",
+  (opt_action.css_theme_default) ? "000000" : "CCCCCC",
+  (opt_action.css_theme_default) ? "FFFFFF" : "000000",
+  (opt_action.css_theme_default) ? "FFFFFF" : "000000",
+  (opt_action.css_theme_default) ? "003399" : "FFFFFF",
+  (opt_action.css_theme_default) ? "003399" : "999999",
+  "000000",
+  (opt_action.css_theme_default) ? "F9F9AA" : "555555",
+  (opt_action.css_theme_default) ? "777777" : "BBBBBB",
+  (opt_action.css_theme_default) ? "32CD32" : "9ACD32",
+  (opt_action.css_theme_default) ? "777777" : "BBBBBB",
+  (opt_action.css_theme_default) ? "FFFFFF" : "000000",
+  (opt_action.css_theme_default) ? "003399" : "888888",
+  (opt_action.css_theme_default) ? "000000" : "FFFFFF",
+  (opt_action.css_theme_default) ? "FFFFFF" : "777777",
+  (opt_action.css_theme_default) ? "000000" : "FFFF48",
+  (opt_action.css_theme_default) ? "FFFF48" : "777748",
+  (opt_action.css_theme_default) ? "222222" : "AAAAAA",
   _cgi_search_script,
 ).strip;
-    auto pth_sqlite_cgi = spinePathsSQLiteCGI!()(_cgi_search_script_raw_fn_d, _cgi_search_script, opt_action.output_dir_set); // TODO
+    string _cgi_path = (opt_action.output_dir_set.length > 0)
+    ? opt_action.output_dir_set
+    : (make_and_meta_struct.conf.w_srv_data_root_path.length > 0)
+      ? make_and_meta_struct.conf.w_srv_data_root_path
+      : "";
+    auto pth_sqlite_cgi = spinePathsSQLiteCGI!()(_cgi_search_script_raw_fn_d, _cgi_search_script, _cgi_path);
     { // cgi-bin search form src d
       try {
         if (!exists(pth_sqlite_cgi.src)) {
@@ -1461,6 +1490,8 @@ authors "Ralph Amissah"
 copyright "Copyright © 2020, Ralph Amissah"
 license "GPL-3.0+"
 dependency "d2sqlite3" version="%s"
+dependency "arsd-official:cgi" version="%s"
+  subConfiguration "arsd-official:cgi" "cgi"
 targetType "executable"
 targetPath "./cgi-bin"
 mainSourceFile "%s"
@@ -1471,6 +1502,7 @@ configuration "default" {
 }
 ≓",
   "~>0.18.3", // d2sqlite3 dependency version
+  "~>7.2.0",  // arsd-official:cgi dependency version
   "src/" ~ _cgi_search_script_raw_fn_d,
   _cgi_search_script
 ).strip;
@@ -1485,24 +1517,26 @@ configuration "default" {
         // Handle error
       }
     }
-    { // get cgi.d
-      import std.net.curl, std.stdio;
-      char[] cgi_d;
-      try {
-        cgi_d = get!HTTP("https://raw.githubusercontent.com/adamdruppe/arsd/master/cgi.d");
-      } catch (ErrnoException ex) {
-        // Handle error
-        // CurlCode perform(ThrowOnError throwOnError = Yes.throwOnError);
-        CurlCode perform(ThrowOnError throwOnError = No.throwOnError);
-      }
-      if (cgi_d && cgi_d.length > 0) {
-        try {
-          auto f = File(pth_sqlite_cgi.cgi_d_path_out, "w");
-          f.write(cgi_d);
-        } catch (ErrnoException ex) {
-          // Handle error
-        }
-      }
-    }
+    // { // get cgi.d
+    //   // import std.net.curl, std.stdio;
+    //   // char[] cgi_d;
+    //   // if (opt_action.allow_downloads) {
+    //   //   try {
+    //   //     cgi_d = get!HTTP("https://raw.githubusercontent.com/adamdruppe/arsd/master/cgi.d");
+    //   //   } catch (ErrnoException ex) {
+    //   //     // Handle error
+    //   //     // CurlCode perform(ThrowOnError throwOnError = Yes.throwOnError);
+    //   //     CurlCode perform(ThrowOnError throwOnError = No.throwOnError);
+    //   //   }
+    //   //   if (cgi_d && cgi_d.length > 0) {
+    //   //     try {
+    //   //       auto f = File(pth_sqlite_cgi.cgi_d_path_out, "w");
+    //   //       f.write(cgi_d);
+    //   //     } catch (ErrnoException ex) {
+    //   //       // Handle error
+    //   //     }
+    //   //   }
+    //   // }
+    // }
   }
 }
diff --git a/src/doc_reform/io_out/hub.d b/src/doc_reform/io_out/hub.d
index 2220d33..729b569 100644
--- a/src/doc_reform/io_out/hub.d
+++ b/src/doc_reform/io_out/hub.d
@@ -150,7 +150,12 @@ template outputHubOp() {
         string _cgi_search_script_raw_fn_d = (opt_action.cgi_sqlite_search_filename_d.empty)
           ? config.conf.w_srv_cgi_search_script_raw_fn_d
           : opt_action.cgi_sqlite_search_filename_d;
-        auto pth_sqlite_cgi = spinePathsSQLiteCGI!()(_cgi_search_script_raw_fn_d, _cgi_search_script, opt_action.output_dir_set);
+        string _cgi_path = (opt_action.output_dir_set.length > 0)
+        ? opt_action.output_dir_set
+        : (config.conf.w_srv_data_root_path.length > 0)
+          ? config.conf.w_srv_data_root_path
+          : "";
+        auto pth_sqlite_cgi = spinePathsSQLiteCGI!()(_cgi_search_script_raw_fn_d, _cgi_search_script, _cgi_path);
         writeln("sqlite cgi search form...");
         writeln(" ", pth_sqlite_cgi.search_form_path_out);
       }
diff --git a/src/doc_reform/spine.d b/src/doc_reform/spine.d
index 53a4a5a..6d6d543 100755
--- a/src/doc_reform/spine.d
+++ b/src/doc_reform/spine.d
@@ -181,7 +181,8 @@ string program_name = "spine";
   ];
   auto helpInfo = getopt(args,
     std.getopt.config.passThrough,
-    "abstraction",                "document abstraction ",                                          &opts["abstraction"],
+    "abstraction",                "document abstraction",                                           &opts["abstraction"],
+    "allow-downloads",            "allow downloads (includes cgi.d from github)",                   &opts["allow-downloads"],
     "assert",                     "set optional assertions on",                                     &opts["assertions"],
     "cgi-search-form-codegen",    "generates (pre-compiled) d code for search of specified db",     &opts["cgi-search-form-codegen"],
     "cgi-sqlite-search-filename", "=[filename]",                                                    &settings["cgi-sqlite-search-filename"],
@@ -252,6 +253,9 @@ string program_name = "spine";
   }
   enum outTask { source_or_pod, sqlite, sqlite_multi, latex, odt, epub, html_scroll, html_seg, html_stuff }
   struct OptActions {
+    @trusted bool allow_downloads() {
+      return opts["allow-downloads"];
+    }
     @trusted bool assertions() {
       return opts["assertions"];
     }