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Blog/_layouts/feed.xml

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<?xml version="1.0" encoding="utf-8"?>
{% if page.xsl %}
<?xml-stylesheet type="text/xml" href="{{ '/feed.xslt.xml' | absolute_url }}"?>
{% endif %}
<feed xmlns="http://www.w3.org/2005/Atom" {% if site.lang %}xml:lang="{{ site.lang }}"{% endif %}>
<generator uri="https://jekyllrb.com/" version="{{ jekyll.version }}">Jekyll</generator>
<link href="{{ page.url | absolute_url }}" rel="self" type="application/atom+xml" />
<link href="{{ '/' | absolute_url }}" rel="alternate" type="text/html" {% if site.lang %}hreflang="{{ site.lang }}" {% endif %}/>
<updated>{{ site.time | date_to_xmlschema }}</updated>
<id>{{ page.url | absolute_url | xml_escape }}</id>
{% assign title = site.title | default: site.name %}
{% if page.collection != "posts" %}
{% assign collection = page.collection | capitalize %}
{% assign title = title | append: " | " | append: collection %}
{% endif %}
{% if page.category %}
{% assign category = page.category | capitalize %}
{% assign title = title | append: " | " | append: category %}
{% endif %}
{% if title %}
<title type="html">{{ title | smartify | xml_escape }}</title>
{% endif %}
{% if site.description %}
<subtitle>{{ site.description | xml_escape }}</subtitle>
{% endif %}
{% if site.author %}
<author>
<name>{{ site.author.name | default: site.author | xml_escape }}</name>
{% if site.author.email %}
<email>{{ site.author.email | xml_escape }}</email>
{% endif %}
{% if site.author.uri %}
<uri>{{ site.author.uri | xml_escape }}</uri>
{% endif %}
</author>
{% endif %}
{% if page.tags %}
{% assign posts = site.tags[page.tags] %}
{% else %}
{% assign posts = site[page.collection] %}
{% endif %}
{% if page.category %}
{% assign posts = posts | where: "categories", page.category %}
{% endif %}
{% unless site.show_drafts %}
{% assign posts = posts | where_exp: "post", "post.draft != true" %}
{% endunless %}
{% assign posts = posts | where_exp: "post", "post.hidden != true" %}
{% assign posts = posts | sort: "date" | reverse %}
{% for post in posts %}
<entry{% if post.lang %}{{" "}}xml:lang="{{ post.lang }}"{% endif %}>
{% assign post_title = post.title | smartify | strip_html | normalize_whitespace | xml_escape %}
<title type="html">{{ post_title }}</title>
<link href="{{ post.url | absolute_url }}" rel="alternate" type="text/html" title="{{ post_title }}" />
<published>{{ post.date | date_to_xmlschema }}</published>
<updated>{{ post.last_modified_at | default: post.date | date_to_xmlschema }}</updated>
<id>{{ post.id | absolute_url | xml_escape }}</id>
{% assign excerpt_only = post.feed.excerpt_only | default: site.feed.excerpt_only %}
{% unless excerpt_only %}
<content type="html" xml:base="{{ post.url | absolute_url | xml_escape }}"><![CDATA[{{ post.content | strip }}]]></content>
{% endunless %}
{% assign post_author = post.author | default: post.authors[0] | default: site.author %}
{% assign post_author = site.data.authors[post_author] | default: post_author %}
{% assign post_author_email = post_author.email | default: nil %}
{% assign post_author_uri = post_author.uri | default: nil %}
{% assign post_author_name = post_author.name | default: post_author %}
<author>
<name>{{ post_author_name | default: "" | xml_escape }}</name>
{% if post_author_email %}
<email>{{ post_author_email | xml_escape }}</email>
{% endif %}
{% if post_author_uri %}
<uri>{{ post_author_uri | xml_escape }}</uri>
{% endif %}
</author>
{% if post.category %}
<category term="{{ post.category | xml_escape }}" />
{% elsif post.categories %}
{% for category in post.categories %}
<category term="{{ category | xml_escape }}" />
{% endfor %}
{% endif %}
{% for tag in post.tags %}
<category term="{{ tag | xml_escape }}" />
{% endfor %}
{% assign post_summary = post.description | default: post.excerpt %}
{% if post_summary and post_summary != empty %}
<summary type="html"><![CDATA[{{ post_summary | strip_html | normalize_whitespace }}]]></summary>
{% endif %}
{% assign post_image = post.image.path | default: post.image %}
{% if post_image %}
{% unless post_image contains "://" %}
{% assign post_image = post_image | absolute_url %}
{% endunless %}
<media:thumbnail xmlns:media="http://search.yahoo.com/mrss/" url="{{ post_image | xml_escape }}" />
<media:content medium="image" url="{{ post_image | xml_escape }}" xmlns:media="http://search.yahoo.com/mrss/" />
{% endif %}
</entry>
{% endfor %}
</feed>