From: Julien Palard <julien@palard.fr>
Date: Sat, 15 Jun 2019 18:27:11 +0000 (+0200)
Subject: [3.7] Doc: Add an optional obsolete header. (GH-13638). (GH-13655)
X-Git-Tag: v3.7.4rc1~20
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=159ae24895272dce5fd53dd8e54809743e4f394f;p=thirdparty%2FPython%2Fcpython.git

[3.7] Doc: Add an optional obsolete header. (GH-13638). (GH-13655)

* [3.7] Doc: Add an optional obsolete header. (GH-13638).
(cherry picked from commit 46ed90dd014010703c7a3b2a61c4927644fa8210)

Co-authored-by: Julien Palard <julien@palard.fr>
---

diff --git a/Doc/README.rst b/Doc/README.rst
index d7bcc5ba7919..9fc39834f8b5 100644
--- a/Doc/README.rst
+++ b/Doc/README.rst
@@ -113,6 +113,15 @@ Then, from the ``Doc`` directory, run ::
 where ``<builder>`` is one of html, text, latex, or htmlhelp (for explanations
 see the make targets above).
 
+Deprecation header
+==================
+
+You can define the ``outdated`` variable in ``html_context`` to show a
+red banner on each page redirecting to the "latest" version.
+
+The link points to the same page on ``/3/``, sadly for the moment the
+language is lost during the process.
+
 
 Contributing
 ============
diff --git a/Doc/tools/templates/layout.html b/Doc/tools/templates/layout.html
index 8cf903dec6ef..1ea681cdcf2e 100644
--- a/Doc/tools/templates/layout.html
+++ b/Doc/tools/templates/layout.html
@@ -1,4 +1,15 @@
 {% extends "!layout.html" %}
+
+{% block header %}
+{%- if outdated %}
+<div id="outdated-warning" style="padding: .5em; text-align: center; background-color: #FFBABA; color: #6A0E0E;">
+    {% trans %}This document is for an old version of Python that is no longer supported.
+    You should upgrade, and read the {% endtrans %}
+    <a href="/3/{{ pagename }}{{ file_suffix }}">{% trans %} Python documentation for the current stable release {% endtrans %}</a>.
+</div>
+{%- endif %}
+{% endblock %}
+
 {% block rootrellink %}
         <li><img src="{{ pathto('_static/py.png', 1) }}" alt=""
                  style="vertical-align: middle; margin-top: -1px"/></li>