{%- assign seo_url = site.url | append: site.baseurl -%}
{%- assign canonical_url = site.url %}
{% assign title_separator = site.title_separator | default: '-' %}
{%- assign seo_title = page.title | default: site.title | append: " " | append: title_separator | append: " " | append: site.title -%}
{%- assign seo_description = page.description | default: site.description -%}
{%- assign author = page.author | default: site.author -%}
{%- assign author_twitter = site.author.twitter_username %}
{%- assign page_large_image = page.header.og_image | default: page.header.overlay_image | default: page.header.image | absolute_url -%}
{%- assign page_large_image = page_large_image | escape -%}
{%- assign page_teaser_image = page.preview | default: site.og_image -%}
{%- assign page_teaser_image = {{ site.public_folder }}/page_teaser_image | escape -%}
{%- assign site_og_image = site.og_image | absolute_url -%}
{%- assign site_og_image = site_og_image | escape -%}
{%- if page.date -%}
{%- assign og_type = "article" -%}
{%- else -%}
{%- assign og_type = "website" -%}
{%- endif -%}
{{ seo_title | default: site.title }} {% if paginator %}{% unless paginator.page == 1 %} {{ site.data.ui-text[site.locale].page | default: "Page" }} {{ paginator.page }}{% endunless %}{% endif %}
{% if og_type == "article" %}
{% endif %}
{% if page_large_image %}
{% elsif page_teaser_image %}
{% endif %}
{% if site.twitter.username %}
{% if page_large_image %}
{% else %}
{% if page_teaser_image %}
{% endif %}
{% endif %}
{% if author_twitter %}
{% endif %}
{% endif %}
{% if og_type == "article" and page.last_modified_at %}
{% endif %}
{% if site.facebook %}
{% if site.facebook.publisher %}
{% endif %}
{% if site.facebook.app_id %}
{% endif %}
{% endif %}
{% if paginator.previous_page %}
{% endif %}
{% if paginator.next_page %}
{% endif %}