From c2e6c5bb640ffcb8de95288e5d51cf225042a0de Mon Sep 17 00:00:00 2001
From: Eloi Perdereau <eloi@perdereau.eu>
Date: Thu, 19 Dec 2019 17:35:35 +0100
Subject: [PATCH] Fix schema.org dates to ISO-8601 (#2339)

* Fix schema.org dates to ISO-8601

* Revert date_to_xmlschema in <time> tag
---
 _layouts/single.html | 4 ++--
 _layouts/splash.html | 4 ++--
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/_layouts/single.html b/_layouts/single.html
index 2a33c2730653..e60b8dc7b3c2 100644
--- a/_layouts/single.html
+++ b/_layouts/single.html
@@ -20,8 +20,8 @@
   <article class="page" itemscope itemtype="https://schema.org/CreativeWork">
     {% if page.title %}<meta itemprop="headline" content="{{ page.title | markdownify | strip_html | strip_newlines | escape_once }}">{% endif %}
     {% if page.excerpt %}<meta itemprop="description" content="{{ page.excerpt | markdownify | strip_html | strip_newlines | escape_once }}">{% endif %}
-    {% if page.date %}<meta itemprop="datePublished" content="{{ page.date | date: "%B %d, %Y" }}">{% endif %}
-    {% if page.last_modified_at %}<meta itemprop="dateModified" content="{{ page.last_modified_at | date: "%B %d, %Y" }}">{% endif %}
+    {% if page.date %}<meta itemprop="datePublished" content="{{ page.date | date_to_xmlschema }}">{% endif %}
+    {% if page.last_modified_at %}<meta itemprop="dateModified" content="{{ page.last_modified_at | date_to_xmlschema }}">{% endif %}
 
     <div class="page__inner-wrap">
       {% unless page.header.overlay_color or page.header.overlay_image %}
diff --git a/_layouts/splash.html b/_layouts/splash.html
index b327607e1137..2116502402a3 100644
--- a/_layouts/splash.html
+++ b/_layouts/splash.html
@@ -12,8 +12,8 @@
   <article class="splash" itemscope itemtype="https://schema.org/CreativeWork">
     {% if page.title %}<meta itemprop="headline" content="{{ page.title | markdownify | strip_html | strip_newlines | escape_once }}">{% endif %}
     {% if page.excerpt %}<meta itemprop="description" content="{{ page.excerpt | markdownify | strip_html | strip_newlines | escape_once }}">{% endif %}
-    {% if page.date %}<meta itemprop="datePublished" content="{{ page.date | date: "%B %d, %Y" }}">{% endif %}
-    {% if page.last_modified_at %}<meta itemprop="dateModified" content="{{ page.last_modified_at | date: "%B %d, %Y" }}">{% endif %}
+    {% if page.date %}<meta itemprop="datePublished" content="{{ page.date | date_to_xmlschema }}">{% endif %}
+    {% if page.last_modified_at %}<meta itemprop="dateModified" content="{{ page.last_modified_at | date_to_xmlschema }}">{% endif %}
 
     <section class="page__content" itemprop="text">
       {{ content }}