158 lines
6.1 KiB
HTML
158 lines
6.1 KiB
HTML
<!-- begin _includes/seo.html -->
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{%- if site.url -%}
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{%- assign seo_url = site.url | append: site.baseurl -%}
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{%- endif -%}
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{%- assign seo_url = seo_url | default: site.github.url -%}
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{% assign title_separator = site.title_separator | default: '-' | replace: '|', '|' %}
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{%- if page.title -%}
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{%- assign seo_title = page.title | append: " " | append: title_separator | append: " " | append: site.title -%}
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{%- endif -%}
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{%- if seo_title -%}
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{%- assign seo_title = seo_title | markdownify | strip_html | strip_newlines | escape_once -%}
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{%- endif -%}
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{% if page.canonical_url %}
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{%- assign canonical_url = page.canonical_url %}
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{% else %}
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{%- assign canonical_url = page.url | replace: "index.html", "" | absolute_url %}
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{% endif %}
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{%- assign seo_description = page.description | default: page.excerpt | default: site.description -%}
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{%- if seo_description -%}
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{%- assign seo_description = seo_description | markdownify | strip_html | newline_to_br | strip_newlines | replace: '<br />', ' ' | escape_once | strip -%}
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{%- endif -%}
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{%- assign author = page.author | default: page.authors[0] | default: site.author -%}
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{%- assign author = site.data.authors[author] | default: author -%}
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{%- if author.twitter -%}
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{%- assign author_twitter = author.twitter | replace: "@", "" -%}
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{%- endif -%}
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{%- assign page_large_image = page.header.og_image | default: page.header.overlay_image | default: page.header.image | absolute_url -%}
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{%- assign page_large_image = page_large_image | escape -%}
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{%- assign page_teaser_image = page.header.teaser | default: site.og_image | absolute_url -%}
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{%- assign page_teaser_image = page_teaser_image | escape -%}
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{%- assign site_og_image = site.og_image | absolute_url -%}
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{%- assign site_og_image = site_og_image | escape -%}
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{%- if page.date -%}
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{%- assign og_type = "article" -%}
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{%- else -%}
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{%- assign og_type = "website" -%}
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{%- endif -%}
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<title>{{ seo_title | default: site.title }}{% if paginator %}{% unless paginator.page == 1 %} {{ title_separator }} {{ site.data.ui-text[site.locale].page | default: "Page" }} {{ paginator.page }}{% endunless %}{% endif %}</title>
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<meta name="description" content="{{ seo_description }}">
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{% if author.name %}
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<meta name="author" content="{{ author.name | default: author }}">
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{% if og_type == "article" %}
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<meta property="article:author" content="{{ author.name | default: author }}">
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{% endif %}
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{% endif %}
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<meta property="og:type" content="{{ og_type }}">
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<meta property="og:locale" content="{{ site.locale | replace: "-", "_" | default: "en_US" }}">
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<meta property="og:site_name" content="{{ site.title }}">
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<meta property="og:title" content="{{ page.title | default: site.title | markdownify | strip_html | strip_newlines | escape_once }}">
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<meta property="og:url" content="{{ canonical_url }}">
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{% if seo_description %}
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<meta property="og:description" content="{{ seo_description }}">
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{% endif %}
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{% if page_large_image %}
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<meta property="og:image" content="{{ page_large_image }}">
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{% elsif page_teaser_image %}
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<meta property="og:image" content="{{ page_teaser_image }}">
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{% endif %}
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{% if site.twitter.username %}
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<meta name="twitter:site" content="@{{ site.twitter.username | replace: "@", "" }}">
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<meta name="twitter:title" content="{{ page.title | default: site.title | markdownify | strip_html | strip_newlines | escape_once }}">
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<meta name="twitter:description" content="{{ seo_description }}">
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<meta name="twitter:url" content="{{ canonical_url }}">
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{% if page_large_image %}
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<meta name="twitter:card" content="summary_large_image">
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<meta name="twitter:image" content="{{ page_large_image }}">
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{% else %}
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<meta name="twitter:card" content="summary">
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{% if page_teaser_image %}
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<meta name="twitter:image" content="{{ page_teaser_image }}">
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{% endif %}
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{% endif %}
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{% if author_twitter %}
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<meta name="twitter:creator" content="@{{ author_twitter }}">
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{% endif %}
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{% endif %}
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{% if page.date %}
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<meta property="article:published_time" content="{{ page.date | date_to_xmlschema }}">
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{% endif %}
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{% if og_type == "article" and page.last_modified_at %}
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<meta property="article:modified_time" content="{{ page.last_modified_at | date_to_xmlschema }}">
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{% endif %}
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{% if site.facebook %}
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{% if site.facebook.publisher %}
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<meta property="article:publisher" content="{{ site.facebook.publisher }}">
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{% endif %}
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{% if site.facebook.app_id %}
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<meta property="fb:app_id" content="{{ site.facebook.app_id }}">
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{% endif %}
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{% endif %}
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<link rel="canonical" href="{{ canonical_url }}">
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{% if paginator.previous_page %}
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<link rel="prev" href="{{ paginator.previous_page_path | absolute_url }}">
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{% endif %}
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{% if paginator.next_page %}
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<link rel="next" href="{{ paginator.next_page_path | absolute_url }}">
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{% endif %}
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<script type="application/ld+json">
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{
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"@context": "https://schema.org",
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{% if site.social.type == "Organization" %}
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"@type": "Organization",
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"url": {{ '/' | absolute_url | jsonify }}{% if site.og_image %},
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"logo": {{ site_og_image | jsonify }}{% endif %}
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{% else %}
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"@type": "Person",
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"name": {{ site.social.name | default: site.name | jsonify }},
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"url": {{ '/' | absolute_url |jsonify }}{% if site.social.links %},
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"sameAs": {{ site.social.links | jsonify }}{% endif %}
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{% endif %}
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}
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</script>
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{% if site.google_site_verification %}
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<meta name="google-site-verification" content="{{ site.google_site_verification }}" />
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{% endif %}
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{% if site.bing_site_verification %}
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<meta name="msvalidate.01" content="{{ site.bing_site_verification }}">
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{% endif %}
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{% if site.alexa_site_verification %}
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<meta name="alexaVerifyID" content="{{ site.alexa_site_verification }}">
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{% endif %}
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{% if site.yandex_site_verification %}
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<meta name="yandex-verification" content="{{ site.yandex_site_verification }}">
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{% endif %}
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{% if site.naver_site_verification %}
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<meta name="naver-site-verification" content="{{ site.naver_site_verification }}">
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{% endif %}
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{% if site.baidu_site_verification %}
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<meta name="baidu-site-verification" content="{{ site.baidu_site_verification }}">
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{% endif %}
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<!-- end _includes/seo.html -->
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