From 3a0a4811cbc07c0bea09ef55b3c1bfb39b48cddd Mon Sep 17 00:00:00 2001
From: Joe Mooring <joe.mooring@veriphor.com>
Date: Sun, 20 Jun 2021 12:30:41 -0700
Subject: [PATCH] [PATCH] Fix date format in schema and opengraph templates

cherry-picked from https://github.com/gohugoio/hugo/commit/34e4742f0caab0d3eb9efd00fce4157d112617b5
---
 layouts/partials/templates/opengraph.html | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/layouts/partials/templates/opengraph.html b/layouts/partials/templates/opengraph.html
index 13e7b2bd..9e8df143 100644
--- a/layouts/partials/templates/opengraph.html
+++ b/layouts/partials/templates/opengraph.html
@@ -27,8 +27,8 @@
 {{- if .IsPage }}
 {{- $iso8601 := "2006-01-02T15:04:05-07:00" -}}
 <meta property="article:section" content="{{ .Section }}" />
-{{ with .PublishDate }}<meta property="article:published_time" content="{{ .Format $iso8601 }}" />{{ end }}
-{{ with .Lastmod }}<meta property="article:modified_time" content="{{ .Format $iso8601 }}" />{{ end }}
+{{ with .PublishDate }}<meta property="article:published_time" {{ .Format $iso8601 | printf "content=%q" | safeHTMLAttr }} />{{ end }}
+{{ with .Lastmod }}<meta property="article:modified_time" {{ .Format $iso8601 | printf "content=%q" | safeHTMLAttr }} />{{ end }}
 {{- end -}}
 
 {{- with .Params.audio }}<meta property="og:audio" content="{{ . }}" />{{ end }}