remove git modules

themes/hugo-theme-stack/layouts/partials/helper/external.html

@@ -0,0 +1,29 @@
+{{- $List := index .Context.Site.Data.external .Namespace -}}
+{{- with $List -}}
+    {{- range . -}}
+        {{- if eq .type "script" -}}
+            <script 
+                src="{{ .src }}"
+                {{- with .integrity -}}
+                integrity="{{ . }}"
+                {{- end -}}
+                crossorigin="anonymous"
+                {{ if .defer }}defer{{ end }}
+                >
+            </script>
+        {{- else if eq .type "style" -}}
+            <link 
+                rel="stylesheet" 
+                href="{{ .src }}"
+                {{- with .integrity -}}
+                integrity="{{ . }}"
+                {{- end -}}
+                crossorigin="anonymous"
+            >
+        {{- else -}}
+            {{- errorf "Error: unknown external resource type: %s" .type -}}
+        {{- end -}}
+    {{- end -}}
+{{- else -}}
+    {{- errorf "Error: external resource '%s' is not found" .Namespace -}}
+{{- end -}}

themes/hugo-theme-stack/layouts/partials/helper/icon.html

@@ -0,0 +1,6 @@
+{{- $iconFile := resources.GetMatch (printf "icons/%s.svg" .) -}}
+{{- if $iconFile -}}
+    {{- $iconFile.Content | safeHTML -}}
+{{- else -}}
+    {{- errorf "Error: icon '%s.svg' is not found under 'assets/icons' folder" . -}}
+{{- end -}}

themes/hugo-theme-stack/layouts/partials/helper/image.html

@@ -0,0 +1,61 @@
+{{ $result := dict "exists" false "permalink" nil "resource" nil "isDefault" false }}
+{{ $imageField := default "image" .Context.Site.Params.featuredImageField }}
+{{ $imageValue := index .Context.Params $imageField }}
+
+{{ if $imageValue }}
+    <!-- If page has `image` field set -->
+    {{ $result = merge $result (dict "exists" true) }}
+    {{ $url := urls.Parse $imageValue }}
+
+    {{ if or (eq $url.Scheme "http") (eq $url.Scheme "https") }}
+        <!-- Is an external image -->
+        {{ $result = merge $result (dict "permalink" $imageValue) }}
+    {{ else }}
+        {{ $pageResourceImage := .Context.Resources.GetMatch (printf "%s" ($imageValue | safeURL)) }}
+        
+        {{ if $pageResourceImage }}
+            <!-- If image is found under page bundle -->
+            {{ $result = merge $result (dict "permalink" $pageResourceImage.RelPermalink) }}
+
+            <!-- Disable SVG image processing, not supported by Hugo -->
+            {{ if ne (path.Ext $imageValue) ".svg" }}
+                {{ $result = merge $result (dict "resource" $pageResourceImage) }}
+            {{ end }}
+        {{ else }}
+            <!-- Can not find the image under page bundle. Could be a relative linked image -->
+            {{ $result = merge $result (dict "permalink" (relURL $imageValue)) }}
+        {{ end }}
+
+    {{ end }}
+
+{{ else if and (ne .Type nil) (index .Context.Site.Params.defaultImage .Type) }}
+    <!-- Type arg is set, check for defaultImage setting -->
+    {{ $defaultImageSetting := index .Context.Site.Params.defaultImage .Type }}
+
+    {{ if $defaultImageSetting.enabled }}
+        {{ $result = merge $result (dict "isDefault" true) }}
+        {{ $result = merge $result (dict "exists" true) }}
+
+        {{ if $defaultImageSetting.local }}
+            {{ $siteResourceImage := resources.GetMatch (printf "%s" ($defaultImageSetting.src | safeURL)) }}
+
+            {{ if $siteResourceImage }}
+                <!-- Try search image under site's assets folder -->
+                {{ $result = merge $result (dict "permalink" $siteResourceImage.RelPermalink) }}
+                {{ $result = merge $result (dict "resource" $siteResourceImage) }}
+            {{ else }}
+                <!-- Can not find the image -->
+                {{ errorf "Failed loading image: %q" $defaultImageSetting.src }}
+                {{ $result = merge $result (dict "exists" false) }}
+            {{ end }}
+
+        {{ else }}
+            <!-- External image -->
+            {{ $result = merge $result (dict "permalink" (relURL $defaultImageSetting.src)) }}
+        {{ end }}
+        
+    {{ end }}
+
+{{ end }}
+
+{{ return $result }}