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+/+
+- Name: Spine, Doc Reform [a part of]
+  - Description: documents, structuring, processing, publishing, search
+    - static content generator
+
+  - Author: Ralph Amissah
+    [ralph.amissah@gmail.com]
+
+  - Copyright: (C) 2015 - 2023 Ralph Amissah, All Rights Reserved.
+
+  - License: AGPL 3 or later:
+
+    Spine (SiSU), a framework for document structuring, publishing and
+    search
+
+    Copyright (C) Ralph Amissah
+
+    This program is free software: you can redistribute it and/or modify it
+    under the terms of the GNU AFERO General Public License as published by the
+    Free Software Foundation, either version 3 of the License, or (at your
+    option) any later version.
+
+    This program is distributed in the hope that it will be useful, but WITHOUT
+    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+    FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+    more details.
+
+    You should have received a copy of the GNU General Public License along with
+    this program. If not, see [https://www.gnu.org/licenses/].
+
+    If you have Internet connection, the latest version of the AGPL should be
+    available at these locations:
+    [https://www.fsf.org/licensing/licenses/agpl.html]
+    [https://www.gnu.org/licenses/agpl.html]
+
+  - Spine (by Doc Reform, related to SiSU) uses standard:
+    - docReform markup syntax
+      - standard SiSU markup syntax with modified headers and minor modifications
+    - docReform object numbering
+      - standard SiSU object citation numbering & system
+
+  - Homepages:
+    [https://www.doc_reform.org]
+    [https://www.sisudoc.org]
+
+  - Git
+    [https://git.sisudoc.org/projects/?p=software/spine.git;a=summary]
+
++/
+module doc_reform.io_out.html_snippet;
+template htmlSnippet() {
+  import
+    std.file,
+    std.outbuffer,
+    std.format,
+    std.uri,
+    std.conv : to;
+  import
+    doc_reform.io_out.rgx,
+    doc_reform.meta.rgx_files,
+    doc_reform.io_out.rgx_xhtml;
+  auto format_html_blank_page_guide_home()(
+    string css_style,
+    string home_url,
+    string collection_home_path
+  ) {
+    auto html_blank_default = format(q"┃<!DOCTYPE html>
+<html>
+  <head>
+    <meta http-equiv="Content-Type" content="text/plain; charset=UTF-8" />
+    <link href="%s" rel="stylesheet" />
+  </head>
+  <body>
+    <p class="heading">
+      <a href="%s">⟰&nbsp;</a>&nbsp;
+      <a href="%s">&nbsp;≅&nbsp;</a>
+    </p>
+  </body>
+</html>┃",
+      css_style,
+      home_url,
+      collection_home_path
+    );
+    return html_blank_default;
+  }
+}