From 7a0757cef79a42e9d50e31f59e681b0b0d7b7d80 Mon Sep 17 00:00:00 2001
From: BBaoVanC <bbaovanc@bbaovanc.com>
Date: Sat, 20 Nov 2021 18:24:56 -0600
Subject: [PATCH] Rewrite meta tag partials

---
 layouts/partials/head.html          | 11 ++--
 layouts/partials/link_tags.html     | 15 +++++
 layouts/partials/opengraph.html     | 89 ++++++++++++++---------------
 layouts/partials/schema.html        | 42 +++++++-------
 layouts/partials/twitter_cards.html | 42 ++++++--------
 5 files changed, 99 insertions(+), 100 deletions(-)
 create mode 100644 layouts/partials/link_tags.html

diff --git a/layouts/partials/head.html b/layouts/partials/head.html
index 88f9f8c..f7a10e9 100644
--- a/layouts/partials/head.html
+++ b/layouts/partials/head.html
@@ -20,10 +20,6 @@
     <link rel="icon" type="image/png" href="{{ . | absURL }}" />
     {{ end }}
 
-    {{ range .AlternativeOutputFormats -}}
-        {{ printf `<link rel="%s" type="%s" href="%s" title="%s" />` .Rel .MediaType.Type .Permalink $.Site.Title | safeHTML }}
-    {{ end -}}
-
     {{ if .IsHome }}
     <title>{{ .Site.Title }}</title>
     {{ else }}
@@ -33,8 +29,9 @@
     {{ partial "opengraph.html" . }}
     {{ partial "twitter_cards.html" . }}
     {{ partial "schema.html" . }}
-
-    <meta name="description" content="{{ with .Description }}{{ . }}{{ else }}{{if .IsPage}}{{ .Summary }}{{ else }}{{ with .Site.Params.description }}{{ . }}{{ end }}{{ end }}{{ end }}">
-
+    {{ partial "link_tags.html" . }}
     {{ partial "author-metadata.html" . }}
+
+    <meta name="language" content="{{ .Language.Lang }}">
+    <meta name="description" content="{{ with .Description }}{{ . }}{{ else }}{{if .IsPage}}{{ .Summary }}{{ else }}{{ with .Site.Params.description }}{{ . }}{{ end }}{{ end }}{{ end }}">
 </head>
diff --git a/layouts/partials/link_tags.html b/layouts/partials/link_tags.html
new file mode 100644
index 0000000..89b00f9
--- /dev/null
+++ b/layouts/partials/link_tags.html
@@ -0,0 +1,15 @@
+{{ range .AlternativeOutputFormats }}
+    <link rel="{{ .Rel }}" type="{{ .MediaType.Type }}" href="{{ .Permalink }}" title="{{ $.Site.Title }}">
+{{ end }}
+{{ with .OutputFormats.Get "rss" }}
+    <link rel="start" type="{{ .MediaType.Type }}" href="{{ .Permalink }}" title="{{ $.Site.Title }}">
+{{ end }}
+
+{{ with .PrevInSection }}
+    <link rel="prev" title="{{ .Title }}" href="{{ .Permalink }}">
+{{ end }}
+{{ with .NextInSection }}
+    <link rel="next" title="{{ .Title }}" href="{{ .Permalink }}">
+{{ end }}
+
+<link rel="canonical" href="{{ .Permalink }}">
diff --git a/layouts/partials/opengraph.html b/layouts/partials/opengraph.html
index d036161..7b7b351 100644
--- a/layouts/partials/opengraph.html
+++ b/layouts/partials/opengraph.html
@@ -1,53 +1,48 @@
-<!-- See https://github.com/gohugoio/hugo/blob/master/tpl/tplimpl/embedded/templates/opengraph.html -->
-<meta property="og:title" content="{{ .Title }}" />
-<meta property="og:description" content="{{ with .Description }}{{ . }}{{ else }}{{if .IsPage}}{{ .Summary | plainify }}{{ else }}{{ with .Site.Params.description }}{{ . }}{{ end }}{{ end }}{{ end }}" />
-<meta property="og:type" content="{{ if .IsPage }}article{{ else }}website{{ end }}" />
-<meta property="og:url" content="{{ .Permalink }}" />
+<meta property="og:title" content="{{ .Title }}">
+<meta property="og:description" content="{{ with .Description }}{{ . }}{{ else }}{{ if .IsPage}}{{ .Summary | plainify }}{{ else }}{{ with .Site.Params.description }}{{ . }}{{ end }}{{ end }}{{ end }}">
+<meta property="og:type" content="{{ if .IsPage }}article{{ else }}website{{ end }}">
+<meta property="og:url" content="{{ .Permalink }}">
 
-{{- 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 -}}
+{{ $images := $.Resources.ByType "image" }}
+{{ $featured := $images.GetMatch "*feature*" }}
+{{ if not $featured }}
+    {{ $featured = $images.GetMatch "{*cover*,*thumbnail*}" }}
+{{ end }}
 
-{{- if .IsPage }}
-{{- $iso8601 := "2006-01-02T15:04:05-07:00" -}}
-<meta property="article:section" content="{{ .Section }}" />
-{{ 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 $featured }}
+    <meta property="og:image" content="{{ $featured.Permalink }}">
+{{ end }}
 
-{{- with .Params.audio }}<meta property="og:audio" content="{{ . }}" />{{ end }}
-{{- with .Params.locale }}<meta property="og:locale" content="{{ . }}" />{{ end }}
-{{- with .Site.Params.title }}<meta property="og:site_name" content="{{ . }}" />{{ end }}
+{{ with .Section }}
+    <meta property="article:section" content="{{ . }}">
+{{ end }}
 
-{{- with .Params.videos -}}
-{{- range first 6 . }}<meta property="og:video" content="{{ . | absURL }}" />{{ end -}}
-{{- else -}}
-{{- $videos := $.Resources.ByType "video" -}}
-{{- $featured_video := $videos.GetMatch "*feature*" -}}
-{{- if not $featured_video }}{{ $featured_video = $videos.GetMatch "{*cover*,*thumbnail*}" }}{{ end -}}
-{{- with $featured_video -}}
-<meta property="og:video" content="{{ $featured_video.Permalink | absURL }}" />
-{{- end -}}
-{{- end -}}
+{{ $format := "2006-01-02T15:04:05-07:00" }}
+{{ with .Date }}
+    <meta property="article:published_time" content="{{ .Format $format }}">
+{{ end }}
+{{ with .Lastmod }}
+    <meta property="article:modified_time" {{ .Format $format | printf "content=%q" | safeHTMLAttr }}>
+{{ end }}
 
-{{- /* If it is part of a series, link to related articles */}}
-{{- $permalink := .Permalink }}
-{{- $siteSeries := .Site.Taxonomies.series }}
-{{ 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 }}
+{{ with .Params.audio }}
+    <meta property="og:audio" content="{{ . }}">
+{{ end }}
 
-{{- /* Facebook Page Admin ID for Domain Insights */}}
-{{- with .Site.Social.facebook_admin }}<meta property="fb:admins" content="{{ . }}" />{{ end }}
+{{ with .Language.Lang }}
+    <meta property="og:locale" content="{{ . }}">
+{{ end }}
+
+{{ with .Site.Params.title }}
+    <meta property="og:site_name" content="{{ . }}">
+{{ end }}
+
+{{ $videos := $.Resources.ByType "video" }}
+{{ $featured_video := $videos.GetMatch "*feature*" }}
+{{ if not $featured_video }}
+    {{ $featured_video = $videos.GetMatch "{*cover*,*thumbnail*}" }}
+{{ end }}
+
+{{ with $featured_video }}
+    <meta property="og:video" content="{{ $featured_video.Permalink | absURL }}">
+{{ end }}
diff --git a/layouts/partials/schema.html b/layouts/partials/schema.html
index fb55d95..0363383 100644
--- a/layouts/partials/schema.html
+++ b/layouts/partials/schema.html
@@ -1,26 +1,26 @@
-<!-- See https://github.com/gohugoio/hugo/blob/master/tpl/tplimpl/embedded/templates/schema.html -->
 <meta itemprop="name" content="{{ .Title }}">
-<meta itemprop="description" content="{{ with .Description }}{{ . }}{{ else }}{{if .IsPage}}{{ .Summary | plainify }}{{ else }}{{ with .Site.Params.description }}{{ . }}{{ end }}{{ end }}{{ end }}">
+<meta itemprop="description" content="{{ with .Description }}{{ . }}{{ else }}{{ if .IsPage }}{{ .Summary | plainify }}{{ else }}{{ with .Site.Params.description }}{{ . }}{{ end }}{{ end }}{{ end }}">
+
+{{ $format := "2006-01-02T15:04:05-07:00" }}
+{{ with .Date }}
+    <meta itemprop="datePublished" content="{{ .Format $format }}">
+{{ end }}
+{{ with .Lastmod }}
+    <meta itemprop="dateModified" content="{{ .Format $format }}">
+{{ end }}
 
-{{- if .IsPage -}}
-{{- $iso8601 := "2006-01-02T15:04:05-07:00" -}}
-{{ with .PublishDate }}<meta itemprop="datePublished" {{ .Format $iso8601 | printf "content=%q" | safeHTMLAttr }} />{{ end}}
-{{ with .Lastmod }}<meta itemprop="dateModified" {{ .Format $iso8601 | printf "content=%q" | safeHTMLAttr }} />{{ end}}
 <meta itemprop="wordCount" content="{{ .WordCount }}">
 
-{{- with $.Params.images -}}
-{{- range first 6 . -}}<meta itemprop="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 itemprop="image" content="{{ $featured.Permalink }}">
-{{- else -}}
-{{- with $.Site.Params.images -}}<meta itemprop="image" content="{{ index . 0 | absURL }}"/>{{ end -}}
-{{- end -}}
-{{- end -}}
+{{ $images := $.Resources.ByType "image" }}
+{{ $featured := $images.GetMatch "*feature*" }}
+{{ if not $featured }}
+    {{ $featured = $images.GetMatch "{*cover*,*thumbnail*}" }}
+{{ end }}
 
-<!-- Output all taxonomies as schema.org keywords -->
-<meta itemprop="keywords" content="{{ if .IsPage}}{{ range $index, $tag := .Params.tags }}{{ $tag }},{{ end }}{{ else }}{{ range $plural, $terms := .Site.Taxonomies }}{{ range $term, $val := $terms }}{{ printf "%s," $term }}{{ end }}{{ end }}{{ end }}" />
-{{- end -}}
+{{ with $featured }}
+    <meta itemprop="image" content="{{ $featured.Permalink }}">
+{{ end }}
+
+{{ with .Params.tags }}
+    <meta itemprop="keywords" content="{{ delimit . ", " }}">
+{{ end }}
diff --git a/layouts/partials/twitter_cards.html b/layouts/partials/twitter_cards.html
index 36bcca7..5fa93c9 100644
--- a/layouts/partials/twitter_cards.html
+++ b/layouts/partials/twitter_cards.html
@@ -1,25 +1,17 @@
-<!-- See https://github.com/gohugoio/hugo/blob/master/tpl/tplimpl/embedded/templates/twitter_cards.html -->
-{{- with $.Params.images -}}
-<meta name="twitter:card" content="summary_large_image"/>
-<meta name="twitter:image" content="{{ index . 0 | absURL }}"/>
-{{ else -}}
-{{- $images := $.Resources.ByType "image" -}}
-{{- $featured := $images.GetMatch "*feature*" -}}
-{{- if not $featured }}{{ $featured = $images.GetMatch "{*cover*,*thumbnail*}" }}{{ end -}}
-{{- with $featured -}}
-<meta name="twitter:card" content="summary_large_image"/>
-<meta name="twitter:image" content="{{ $featured.Permalink }}"/>
-{{- else -}}
-{{- with $.Site.Params.images -}}
-<meta name="twitter:card" content="summary_large_image"/>
-<meta name="twitter:image" content="{{ index . 0 | absURL }}"/>
-{{ else -}}
-<meta name="twitter:card" content="summary"/>
-{{- end -}}
-{{- end -}}
-{{- end }}
-<meta name="twitter:title" content="{{ .Title }}"/>
-<meta name="twitter:description" content="{{ with .Description }}{{ . }}{{ else }}{{if .IsPage}}{{ .Summary | plainify }}{{ else }}{{ with .Site.Params.description }}{{ . }}{{ end }}{{ end }}{{ end -}}"/>
-{{ with .Site.Social.twitter -}}
-<meta name="twitter:site" content="@{{ . }}"/>
-{{ end -}}
+{{ $images := $.Resources.ByType "image" }}
+{{ $featured := $images.GetMatch "*feature*" }}
+{{ if not $featured }}
+    {{ $featured = $images.GetMatch "{*cover*,*thumbnail*}" }}
+{{ end }}
+
+{{ with $featured }}
+    <meta name="twitter:card" content="summary">
+    <meta name="twitter:image" content="{{ $featured.Permalink }}">
+{{ end }}
+
+<meta name="twitter:title" content="{{ .Title }}">
+<meta name="twitter:description" content="{{ with .Description }}{{ . }}{{ else }}{{ if .IsPage }}{{ .Summary | plainify }}{{ else }}{{ with .Site.Params.description }}{{ . }}{{ end }}{{ end }}{{ end }}">
+
+{{ with .Site.Social.twitter }}
+    <meta name="twitter:site" content="@{{ . }}">
+{{ end }}