Issue 5329 - Added standard social media meta data to website-defaults

includes/meta/social.tmpl

Index: includes/meta/social.tmpl
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new file mode 100644
--- /dev/null
+++ b/includes/meta/social.tmpl
@@ -0,0 +1,78 @@
+{#
+ # This file is part of website-defaults
+ # Copyright (C) 2016-2017 eyeo GmbH
+ #
+ # website-defaults is free software: you can redistribute it and/or
+ # modify it under the terms of the GNU General Public License as published by
+ # the Free Software Foundation, either version 3 of the License, or
+ # (at your option) any later version.
+ #
+ # website-defaults 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 website-defaults.  If not, see <http://www.gnu.org/licenses/>.
+ #}
+
+{# open graph #}
+
+{% if host and page %}
+  <meta property="og:url" content="{{ host }}/{{ page }}">
+{% endif %}
+{% if og_type %}
+  <meta property="og:type" content="{{ og_type }}">
+{% endif %}
+{% if og_site_name %}
+  <meta property="og:site_name" content="{{ og_site_name }}">
+{% endif %}
+{% if og_title %}
+  <meta property="og:title" content="{{ og_title }}">
+{% elif title %}
+  <meta property="og:title" content="{{ title }}">
+{% endif %}
+{% if og_description %}
+  <meta property="og:description" content="{{ og_description }}">
+{% elif description %}
+  <meta property="og:description" content="{{ description }}">
+{% endif %}
+{% if og_image %}
+  <meta property="og:image" content="{{ og_image }}">
+{% elif og_site_image %}
+  <meta property="og:image" content="{{ og_site_image }}">
+{% endif %}
+<meta property="og:locale" content="{{ locale }}">
+{% for alternate_locale in locales %}
+  {% if alternate_locale != locale %}
+    <meta property="og:locale:alternate" content="{{ alternate_locale }}">
+  {% endif %}
+{% endfor %}
+
+{# facebook #}
+
+{% if facebook_id %}
+  <meta property="fb:app_id" content="{{ facebook_id }}">
+{% endif %}
+
+{# twitter #}
+
+{% if twitter_site %}
+  <meta name="twitter:site" content="@{{ twitter_site }}">
+{% endif %}
+{% if twitter_card %}
+  <meta name="twitter:card" content="{{ twitter_card }}">
+{% elif og_image or og_site_image %}
+  <meta name="twitter:card" content="summary_large_image">
+{% else %}
+  <meta name="twitter:card" content="summary">
+{% endif %}
+{% if twitter_image_alt %}
+  <meta name="twitter:image:alt" content="{{ twitter_image_alt }}">
+{% endif %}
+
+{# pinterest #}
+
+{% if pinterest_id %}
+  <meta name="p:domain_verify" content="{{ pinterest_id }}">
+{% endif %}