hugo-theme-relearn/layouts/partials/opengraph.html

{{- /* based on Hugo 0.119.0 _internal/opengraph.html but with modified title */}}
{{- $format := partial "get-format.hugo" . }}
{{- $outputFormat := partial "output-format.hugo" (dict "page" . "format" $format) }}
{{- $basename := "index" }}
{{- if eq $outputFormat "searchpage" }}
  {{- $basename = partial "BaseName.hugo" $format.RelPermalink }}
{{- end }}
{{- $page := . }}
{{- $title := .Title }}
{{- if eq $outputFormat "searchpage" }}
    {{- $title = T "Search" }}
{{- else if eq .Kind "taxonomy" }}
    {{- $title = i18n .Data.Plural }}
    {{- if not $title }}
        {{- $title = .Data.Plural }}
    {{- end }}
{{- else if eq .Kind "term" }}
    {{- $title = i18n .Data.Singular }}
    {{- if not $title }}
        {{- $title = .Data.Singular }}
    {{- end }}
    {{- $title = printf "%s %s %s" .Title (default "::" .Site.Params.titleSeparator) $title }}
{{- end }}
{{- if and $title .Site.Title (not (eq $title .Site.Title)) }}
  {{- $title = printf "%s %s %s" $title (default "::" .Site.Params.titleSeparator) .Site.Title }}
{{- end }}
    <meta property="og:title" content="{{ $title }}">
    <meta property="og:description" content="{{ with .Description }}{{ . }}{{ else }}{{if .IsPage}}{{ .Summary }}{{ else }}{{ with .Site.Params.description }}{{ . }}{{ end }}{{ end }}{{ end }}">
    <meta property="og:type" content="{{ if .IsPage }}article{{ else }}website{{ end }}">
    <meta property="og:url" content="{{ partial "relLangPrettyUglyURL.hugo" (dict "to" . "abs" true "basename" $basename) }}">
{{- with $.Params.images }}
    {{- range first 6 . }}
    <meta property="og:image" content="{{ . | absURL }}">
    {{- end }}
{{- else }}
    {{- $images := $.Resources.ByType "image" }}
    {{- $featured := $images.GetMatch "*feature*" }}
    {{- if not $featured }}
        {{- $featured = $images.GetMatch "{*cover*,*thumbnail*}" }}
    {{- end }}
    {{- with $featured }}
    <meta property="og:image" content="{{ $featured.Permalink }}">
    {{- else }}
        {{- with $.Site.Params.images }}
    <meta property="og:image" content="{{ index . 0 | absURL }}">
        {{- end }}
    {{- end }}
{{- end }}
{{- if .IsPage }}
    {{- $iso8601 := "2006-01-02T15:04:05-07:00" }}
    {{- with .Parent }}
        {{- $page := . }}
        {{- $link := "<link href=\"%s\" rel=\"%s\" type=\"%s\" title=\"%s\">" }}
        {{- $title := .Title }}
        {{- if eq $outputFormat "searchpage" }}
            {{- $title = T "Search" }}
        {{- else if eq .Kind "taxonomy" }}
            {{- $title = i18n .Data.Plural }}
            {{- if not $title }}
                {{- $title = .Data.Plural }}
            {{- end }}
        {{- else if eq .Kind "term" }}
            {{- $title = i18n .Data.Singular }}
            {{- if not $title }}
                {{- $title = .Data.Singular }}
            {{- end }}
            {{- $title = printf "%s %s %s" .Title (default "::" .Site.Params.titleSeparator) $title }}
        {{- end }}
        {{- if and $title .Site.Title (not (eq $title .Site.Title)) }}
          {{- $title = printf "%s %s %s" $title (default "::" .Site.Params.titleSeparator) .Site.Title }}
        {{- end }}
    <meta property="article:section" content="{{ $title }}">
    {{- end }}
    {{- with .PublishDate }}
    <meta property="article:published_time" {{ .Format $iso8601 | printf "content=%q" | safeHTMLAttr }}>
    {{- end }}
    {{- with .Lastmod }}
    <meta property="article:modified_time" {{ .Format $iso8601 | printf "content=%q" | safeHTMLAttr }}>
    {{- end }}
{{- end }}
{{- with .Params.audio }}
    <meta property="og:audio" content="{{ . }}">
{{- end }}
{{- with .Params.locale }}
    <meta property="og:locale" content="{{ . }}">
{{- end }}
{{- with .Site.Title }}
    <meta property="og:site_name" content="{{ . }}">
{{- end }}
{{- with .Params.videos }}
    {{- range . }}
    <meta property="og:video" content="{{ . | absURL }}">
    {{- end }}
{{- end }}
{{- /* If it is part of a series, link to related articles */}}
{{- $permalink := .Permalink }}
{{- $siteSeries := .Site.Taxonomies.series }}
{{- if $siteSeries }}
    {{- with .Params.series }}
        {{- range $name := . }}
            {{- $series := index $siteSeries ($name | urlize) }}
            {{- range $page := first 6 $series.Pages }}
                {{- if ne $page.Permalink $permalink }}
    <meta property="og:see_also" content="{{ $page.Permalink }}">
                {{ end }}
            {{- end }}
        {{- end }}
    {{- end }}
{{- end }}

{{- /* Deprecate site.Social.facebook_admin in favor of site.Params.social.facebook_admin */}}
{{- $facebookAdmin := "" }}
{{- with site.Params.social.facebook_admin }}
  {{- $facebookAdmin = . }}
{{- else }}
  {{- with site.Social.facebook_admin }}
    {{- $facebookAdmin = . }}
    {{- warnf "The social key in site configuration is deprecated. Use params.social.facebook_admin instead." }}
  {{- end }}
{{- end }}

{{- /* Facebook Page Admin ID for Domain Insights */}}
{{- with $facebookAdmin }}
    <meta property="fb:admins" content="{{ . }}">
{{- end }}