74 lines
3.5 KiB
HTML
74 lines
3.5 KiB
HTML
<!--
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Import Hugo's internal twitter_cards.html template to add support for resolving
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images in page bundles and with falling back to the default of looking in the
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static assets directory.
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See: tpl/tplimpl/embedded/templates/opengraph.html
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See: https://github.com/gohugoio/hugo/issues/5078
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-->
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<meta property="og:title" content="{{ .Title }}" />
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<meta property="og:description" content="{{ with .Description }}{{ . }}{{ else }}{{if .IsPage}}{{ .Summary }}{{ else }}{{ with .Site.Params.description }}{{ . }}{{ end }}{{ end }}{{ end }}" />
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<meta property="og:type" content="{{ if .IsPage }}article{{ else }}website{{ end }}" />
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<meta property="og:url" content="{{ .Permalink }}" />
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{{ with $.Params.images }}{{ range first 6 . -}}
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{{/* try to get the image from the page bundle */}}
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{{- with $.Page.Resources.GetMatch (printf "*%s*" .) -}}
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<meta property="og:image" content="{{ .Permalink }}" />
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{{/* otherwise, get the image from /static */}}
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{{- else -}}
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<meta property="og:image" content="{{ . | absURL }}" />
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{{- end }}
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{{ end }}{{ else -}}
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{{- $images := $.Resources.ByType "image" -}}
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{{- $featured := $images.GetMatch "*feature*" -}}
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{{- if not $featured }}{{ $featured = $images.GetMatch "{*cover*,*thumbnail*}" }}{{ end -}}
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{{- with $featured -}}
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<meta property="og:image" content="{{ $featured.Permalink }}"/>
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{{ else -}}
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{{- with $.Site.Params.images -}}
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<meta property="og:image" content="{{ index . 0 | absURL }}"/>
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{{ end }}{{ end }}{{ end }}
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{{- $iso8601 := "2006-01-02T15:04:05-07:00" -}}
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{{- if .IsPage }}
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{{- if not .PublishDate.IsZero }}<meta property="article:published_time" {{ .PublishDate.Format $iso8601 | printf "content=%q" | safeHTMLAttr }} />
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{{ else if not .Date.IsZero }}<meta property="article:published_time" {{ .Date.Format $iso8601 | printf "content=%q" | safeHTMLAttr }} />
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{{ end }}
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{{- if not .Lastmod.IsZero }}<meta property="article:modified_time" {{ .Lastmod.Format $iso8601 | printf "content=%q" | safeHTMLAttr }} />{{ end }}
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{{- else }}
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{{- if not .Date.IsZero }}<meta property="og:updated_time" {{ .Lastmod.Format $iso8601 | printf "content=%q" | safeHTMLAttr }} />
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{{- end }}
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{{- end }}{{/* .IsPage */}}
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{{- with .Params.audio }}<meta property="og:audio" content="{{ . }}" />{{ end }}
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{{- with .Params.locale }}<meta property="og:locale" content="{{ . }}" />{{ end }}
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{{- with .Site.Params.title }}<meta property="og:site_name" content="{{ . }}" />{{ end }}
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{{- with .Params.videos }}
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{{- range . }}
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<meta property="og:video" content="{{ . | absURL }}" />
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{{ end }}{{ end }}
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{{- /* If it is part of a series, link to related articles */}}
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{{- $permalink := .Permalink }}
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{{- $siteSeries := .Site.Taxonomies.series }}{{ with .Params.series }}
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{{- range $name := . }}
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{{- $series := index $siteSeries $name }}
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{{- range $page := first 6 $series.Pages }}
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{{- if ne $page.Permalink $permalink }}<meta property="og:see_also" content="{{ $page.Permalink }}" />{{ end }}
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{{- end }}
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{{ end }}{{ end }}
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{{- if .IsPage }}
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{{- range .Site.Authors }}{{ with .Social.facebook }}
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<meta property="article:author" content="https://www.facebook.com/{{ . }}" />{{ end }}{{ with .Site.Social.facebook }}
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<meta property="article:publisher" content="https://www.facebook.com/{{ . }}" />{{ end }}
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<meta property="article:section" content="{{ .Section }}" />
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{{- with .Params.tags }}{{ range first 6 . }}
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<meta property="article:tag" content="{{ . }}" />{{ end }}{{ end }}
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{{- end }}{{ end }}
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{{- /* Facebook Page Admin ID for Domain Insights */}}
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{{- with .Site.Social.facebook_admin }}<meta property="fb:admins" content="{{ . }}" />{{ end }}
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