Meta Tagger Blog SEO

blog.liquid

{% if template contains 'blog' %}
  {% assign mf = blog.metafields.meta_data %}
  {% unless mf == empty %}
    {% for mf in blog.metafields.meta_data %}
      {% capture key %}{{ mf | first }}{% endcapture %}
      {% if key == 'title' %}
        <title>{{mf | last}}</title>
        <meta name="title" content="{{mf | last}}" />
      {% endif %}
      {% if key == 'meta_description' %}
        <meta name="description" content="{{mf | last}}" />
      {% endif %}
      {% if key == 'keywords' %}
        <meta name="keywords" content="{{mf | last}}" />
      {% endif %}
    {% endfor %}
  {% else %}
    <title>{% if page_title != '' %}{{ page_title | escape }}{% else %}{{ blog.title }} {{ shop.name }}{% endif %}</title>
    <meta name="description" content="{{ shop.name }} {{ blog.title | escape }} blog" /> 
  {% endunless %}
{% endif %}