feat(article-link): add support for hotlinkFeatureImages

layouts/partials/article-link/_shortcode.html

@@ -1,11 +1,17 @@
 {{/* Used by
   1. article shortcode
+
+  The four variants of article-link are very similar. Despite appearances, as of df859f:
+  - _shortcode.html uses $page := $target, while the others use $page := .Page
+  - card-related.html does not have the hideFeatureImage option, while the others do
+
+  $page is added intentionally to prevent small differences inside
 */}}
 {{ $target := .target }}
 {{ $shortcodeShowSummary := .showSummary }}
 {{ $shortcodeCompactSummary := .compactSummary }}
 {{ $constrainItemsWidth := site.Params.list.constrainItemsWidth | default false }}
-{{ $disableImageOptimization := site.Params.disableImageOptimization | default false }}
+{{ $disableImageOptimization := site.Store.Get "disableImageOptimization" }}
 
 {{ $cardClasses := "flex flex-col md:flex-row relative" }}
 {{ $figureClasses := "" }}
@@ -25,31 +31,50 @@
   {{ $cardClasses = printf "%s max-w-prose" $cardClasses }}
 {{ end }}
 
+{{ $page := $target }}
 {{ $featured := "" }}
 {{ $featuredURL := "" }}
 {{ if not $target.Params.hideFeatureImage }}
-  {{ with $target.Params.featureimage }}
-    {{ if or (strings.HasPrefix . "http:") (strings.HasPrefix . "https:") }}
-      {{ $featured = resources.GetRemote . }}
-    {{ else }}
-      {{ $featured = resources.Get . }}
+  {{/* frontmatter */}}
+  {{ with $page }}
+    {{ with .Params.featureimage }}
+      {{ if or (strings.HasPrefix . "http:") (strings.HasPrefix . "https:") }}
+        {{ if site.Params.hotlinkFeatureImages }}
+          {{ $featuredURL = . }}
+        {{ else }}
+          {{ $featured = resources.GetRemote . }}
+        {{ end }}
+      {{ else }}
+        {{ $featured = resources.Get . }}
+      {{ end }}
     {{ end }}
-  {{ end }}
 
-  {{ if not $featured }}
-    {{ $images := $target.Resources.ByType "image" }}
-    {{ range slice "*feature*" "*cover*" "*thumbnail*" }}
-      {{ if not $featured }}{{ $featured = $images.GetMatch . }}{{ end }}
+    {{/* page resources */}}
+    {{ if not (or $featured $featuredURL) }}
+      {{ $images := .Resources.ByType "image" }}
+      {{ range slice "*feature*" "*cover*" "*thumbnail*" }}
+        {{ if not $featured }}{{ $featured = $images.GetMatch . }}{{ end }}
+      {{ end }}
     {{ end }}
-    {{ if not $featured }}
-      {{ with site.Params.defaultFeaturedImage }}{{ $featured = resources.Get . }}{{ end }}
-    {{ end }}
-  {{ end }}
 
-  {{ with $featured }}
-    {{ $featuredURL = .RelPermalink }}
-    {{ if not (or $disableImageOptimization (eq .MediaType.SubType "svg")) }}
-      {{ $featuredURL = (.Resize "600x").RelPermalink }}
+    {{/* fallback to default */}}
+    {{ if not (or $featured $featuredURL) }}
+      {{ $default := site.Store.Get "defaultFeaturedImage" }}
+      {{ if $default.url }}
+        {{ $featuredURL = $default.url }}
+      {{ else if $default.obj }}
+        {{ $featured = $default.obj }}
+      {{ end }}
+    {{ end }}
+
+    {{/* generate image URL if not hotlink */}}
+    {{ if not $featuredURL }}
+      {{ with $featured }}
+        {{ $featuredURL = .RelPermalink }}
+        {{ if not (or $disableImageOptimization (eq .MediaType.SubType "svg")) }}
+          {{ $featuredURL = (.Resize "600x").RelPermalink }}
+        {{ end }}
+      {{ end }}
     {{ end }}
   {{ end }}
 {{ end }}