From 279d70810e10b879ac9dbd7a77c3350fedbe7c03 Mon Sep 17 00:00:00 2001
From: Rohan Kumar <seirdy@seirdy.one>
Date: Mon, 23 May 2022 08:39:24 -0700
Subject: [PATCH] Support "evergreen" articles

"evergreen" articles don't get outdated and shouldn't be marked with a
published date in previews.
---
 content/posts/search-engines-with-own-indexes.md | 1 +
 layouts/partials/head.html                       | 2 +-
 layouts/partials/post-meta.html                  | 2 +-
 layouts/partials/posts.html                      | 2 +-
 4 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/content/posts/search-engines-with-own-indexes.md b/content/posts/search-engines-with-own-indexes.md
index 50e7425..5d087c9 100644
--- a/content/posts/search-engines-with-own-indexes.md
+++ b/content/posts/search-engines-with-own-indexes.md
@@ -10,6 +10,7 @@ sitemap:
     ChangeFreq: weekly
     Priority: 0.7
 footnote_heading: Notes
+evergreen: true
 featured: 1
 title: A look at search engines with their own indexes
 ---
diff --git a/layouts/partials/head.html b/layouts/partials/head.html
index e2ad491..d90c54e 100644
--- a/layouts/partials/head.html
+++ b/layouts/partials/head.html
@@ -20,7 +20,7 @@
 <meta name="description" content="{{ $description }}">
 <meta name="author" content="{{ .Site.Author.name }}">
 <meta property="article:author" content="{{ .Site.Author.name }}">
-{{ if gt .Date 0 -}}
+{{ if and (gt .Date 0) (not .Params.evergreen) -}}
 <meta property="article:published_time" content="{{ .Date.Format "2006-01-02T15:04:05Z07:00" }}">
 {{ end -}}
 {{ if lt .Date .Lastmod -}}
diff --git a/layouts/partials/post-meta.html b/layouts/partials/post-meta.html
index 7730a76..b294df0 100644
--- a/layouts/partials/post-meta.html
+++ b/layouts/partials/post-meta.html
@@ -1,6 +1,6 @@
 {{- $canonicalRelPermalink := .RelPermalink | replaceRE "^/~seirdy/" "/" }}
 {{- $logURL := printf "%scontent/%s" .Site.Params.logUrlPrefix .File.Path }}
-Posted <time itemprop="dateCreated datePublished" class="dt-published published" datetime="{{ .Date.Format "2006-01-02T15:04:05Z07:00" }}">{{ .Date.Format "2006-01-02" }}</time>
+Posted <time{{ if not (.Params.evergreen) }} itemprop="dateCreated datePublished" class="dt-published published"{{ end }} datetime="{{ .Date.Format "2006-01-02T15:04:05Z07:00" }}">{{ .Date.Format "2006-01-02" }}</time>
 			by {{- partial "indieweb-author.html" -}} on his <a rel="canonical" itemprop="mainEntityOfPage url" class="u-url url" href="{{ .Site.Params.CanonicalBaseURL }}{{ $canonicalRelPermalink }}">Website</a>{{- with .OutputFormats.Get "gemtext" -}}{{- printf " " -}}and <a rel="syndication" class="u-syndication" href="{{replace .Permalink "/gemini" "" 1 | safeURL}}">Gemini capsule</a>{{- end -}}.
 			{{ if lt .Date .Lastmod -}}
 			<br>
diff --git a/layouts/partials/posts.html b/layouts/partials/posts.html
index 21dbed3..66e56c2 100644
--- a/layouts/partials/posts.html
+++ b/layouts/partials/posts.html
@@ -39,7 +39,7 @@
 				</h3>
 				{{- end }}
 				Posted <time itemprop="datePublished" class="dt-published published" datetime="{{ .Date.Format "2006-01-02 15:04:05Z07:00" }}">{{ .Date.Format "2006-01-02" }}</time>, updated
-				<time itemprop="dateModified" class="dt-updated updated" datetime="{{ .Lastmod.Format "2006-01-02 15:04:05Z07:00" }}">{{ .Lastmod.Format "2006-01-02" }}</time>
+				<time{{ if not (.Params.evergreen) }} itemprop="dateModified" class="dt-updated updated"{{ end }} datetime="{{ .Lastmod.Format "2006-01-02 15:04:05Z07:00" }}">{{ .Lastmod.Format "2006-01-02" }}</time>
 				<p class="p-summary entry-summary" itemprop="description">{{ .Description }}</p>
 				<p>{{- partial "wordcount.html" . -}}</p>
 			</article>