sitemap of jekyll blog

sitemap.xml

---
layout: none
sitemap:
    priority: 1.0
    changefreq: weekly
---
<?xml version="1.0" encoding="UTF-8"?>
<urlset xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.sitemaps.org/schemas/sitemap/0.9 http://www.sitemaps.org/schemas/sitemap/0.9/sitemap.xsd" xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">
  {% for post in site.posts %}
  <url>
    <loc>{{ site.url }}{{ post.url }}</loc>
    {% if post.lastmod == null %}
    <lastmod>{{ post.date | date: "%Y-%m-%d" }}</lastmod>
    {% else %}
    <lastmod>{{ post.lastmod | date: "%Y-%m-%d" }}</lastmod>
    {% endif %}
    <changefreq>weekly</changefreq>
    <priority>1.0</priority>
  </url>
  {% endfor %}
  {% for page in site.pages %}
  {% if page.sitemap != null and page.sitemap != empty %}
  <url>
    <loc>{{ site.url }}{{ page.url }}</loc>
    <changefreq>{{ page.sitemap.changefreq }}</changefreq>
    <priority>{{ page.sitemap.priority }}</priority>
  </url>
  {% endif %}
  {% endfor %}
</urlset>