{% include base_path %} <!-- begin SEO --> {% if site.url %} {% assign seo_url = site.url | append: site.baseurl %} {% endif %} {% assign seo_url = seo_url | default: site.github.url %} {% if page.title %} {% assign seo_title = page.title | append: " " | append: site.title_separator | append: " " | append: site.title %} {% endif %} {% if seo_title %} {% assign seo_title = seo_title | markdownify | strip_html | strip_newlines | escape_once %} {% endif %} {% if site.url %} {% assign canonical_url = page.url | replace: "index.html", "" | prepend: site.url %} {% endif %} <title>{{ seo_title | default: site.title }}{% if paginator %}{% unless paginator.page == 1 %} {{ site.title_separator }} {{ site.data.ui-text[site.locale].page | default: "Page" }} {{ paginator.page }}{% endunless %}{% endif %}</title> {% assign seo_description = page.description | default: page.excerpt | default: site.description %} {% if seo_description %} {% assign seo_description = seo_description | markdownify | strip_html | strip_newlines | escape_once %} {% endif %} {% assign seo_author = page.author | default: page.author[0] | default: site.author[0] %} {% if seo_author %} {% if seo_author.twitter %} {% assign seo_author_twitter = seo_author.twitter %} {% else %} {% if site.data.authors and site.data.authors[seo_author] %} {% assign seo_author_twitter = site.data.authors[seo_author].twitter %} {% else %} {% assign seo_author_twitter = seo_author %} {% endif %} {% endif %} {% assign seo_author_twitter = seo_author_twitter | replace: "@", "" %} {% endif %} <meta property="og:locale" content="{{ site.locale | replace: "-", "_" | default: "en" }}"> <meta property="og:site_name" content="{{ site.title }}"> <meta property="og:title" content="{{ page.title | default: site.title | markdownify | strip_html | strip_newlines | escape_once }}"> {% if seo_url %} <link rel="canonical" href="{{ page.url | prepend: seo_url | replace: "/index.html", "/" }}"> <meta property="og:url" content="{{ page.url | prepend: seo_url | replace: "/index.html", "/" }}"> {% endif %} {% if page.excerpt %} <meta property="og:description" content="{{ seo_description }}"> {% endif %} {% if site.twitter.username %} <meta name="twitter:site" content="@{{ site.twitter.username | replace: "@", "" }}"> <meta name="twitter:title" content="{{ page.title | default: site.title | markdownify | strip_html | strip_newlines | escape_once }}"> <meta name="twitter:description" content="{{ seo_description }}"> <meta name="twitter:url" content="{{ canonical_url }}"> {% if page.header.image %} <meta name="twitter:card" content="summary_large_image"> <meta name="twitter:image" content="{% if page.header.image contains "://" %}{{ page.header.image }}{% else %}{{ page.header.image | prepend: "/images/" | prepend: base_path }}{% endif %}"> {% else %} <meta name="twitter:card" content="summary"> {% if page.header.teaser %} <meta name="twitter:image" content="{% if page.header.teaser contains "://" %}{{ page.header.teaser }}{% else %}{{ page.header.teaser | prepend: "/images/" | prepend: base_path }}{% endif %}"> {% elsif site.og_image %} <meta name="twitter:image" content="{{ site.og_image | prepend: "/images/" | prepend: base_path }}"> {% endif %} {% endif %} {% if seo_author_twitter %} <meta name="twitter:creator" content="@{{ seo_author_twitter }}"> {% endif %} {% endif %} {% if site.facebook %} {% if site.facebook.publisher %} <meta property="article:publisher" content="{{ site.facebook.publisher }}"> {% endif %} {% if site.facebook.app_id %} <meta property="fb:app_id" content="{{ site.facebook.app_id }}"> {% endif %} {% endif %} {% if page.header.image %} <meta property="og:image" content="{% if page.header.image contains "://" %}{{ page.header.image }}{% else %}{{ page.header.image | prepend: "/images/" | prepend: base_path }}{% endif %}"> {% elsif page.header.overlay_image %} <meta property="og:image" content="{% if page.header.overlay_image contains "://" %}{{ page.header.overlay_image }}{% else %}{{ page.header.overlay_image | prepend: "/images/" | prepend: base_path }}{% endif %}"> {% elsif page.header.teaser %} <meta property="og:image" content="{% if page.header.teaser contains "://" %}{{ page.header.teaser }}{% else %}{{ page.header.teaser | prepend: "/images/" | prepend: base_path }}{% endif %}"> {% elsif site.og_image %} <meta property="og:image" content="{% if site.og_image contains "://" %}{{ site.og_image }}{% else %}{{ site.og_image | prepend: "/images/" | prepend: base_path }}{% endif %}"> {% endif %} {% if page.date %} <meta property="og:type" content="article"> <meta property="article:published_time" content="{{ page.date | date_to_xmlschema }}"> {% endif %} {% if paginator.previous_page %} <link rel="prev" href="{{ paginator.previous_page_path | prepend: seo_url }}"> {% endif %} {% if paginator.next_page %} <link rel="next" href="{{ paginator.next_page_path | prepend: seo_url }}"> {% endif %} {% if site.og_image %} <script type="application/ld+json"> { "@context": "http://schema.org", "@type": "Organization", "url": {{ seo_url | jsonify }}, "logo": {{ site.og_image | prepend: "/images/" | prepend: base_path | jsonify }} } </script> {% endif %} {% if site.social %} <script type="application/ld+json"> { "@context" : "http://schema.org", "@type" : "{% if site.social.type %}{{ site.social.type }}{% else %}Person{% endif %}", "name" : "{{ site.social.name | default: site.name }}", "url" : {{ seo_url | jsonify }}, "sameAs" : {{ site.social.links | jsonify }} } </script> {% endif %} {% if site.google_site_verification %} <meta name="google-site-verification" content="{{ site.google_site_verification }}" /> {% endif %} {% if site.bing_site_verification %} <meta name="msvalidate.01" content="{{ site.bing_site_verification }}"> {% endif %} {% if site.alexa_site_verification %} <meta name="alexaVerifyID" content="{{ site.alexa_site_verification }}"> {% endif %} {% if site.yandex_site_verification %} <meta name="yandex-verification" content="{{ site.yandex_site_verification }}"> {% endif %} <!-- end SEO -->