Use external link policy for icon URLs

layouts/_default/_markup/render-link.html

@@ -1,9 +1,3 @@
-{{ $external := false }}
+{{ $target := partial "paige/target.html" (dict "page" .Page "url" .Destination) }}
 
-{{ if (urls.Parse .Destination).IsAbs }}
-    {{ $external = not (strings.HasSuffix .Destination site.BaseURL) }}
-{{ end }}
-
-{{ $newtab := and $external site.Params.paige.external_link_new_tab }}
-
-<a {{ with .Destination }} href="{{ . }}" {{ end }} {{ if $newtab }} target="_blank" {{ end }} {{ with .Title }} title="{{ . }}" {{ end }}>{{ .Text }}</a>
+<a {{ with .Destination }} href="{{ . }}" {{ end }} {{ with $target }} target="{{ . }}" {{ end }} {{ with .Title }} title="{{ . }}" {{ end }}>{{ .Text }}</a>

layouts/partials/paige/target.html

@@ -0,0 +1,8 @@
+{{ $params := . }}
+
+{{ $page := $params.page }}
+{{ $url := $params.url }}
+
+{{ $external := cond (urls.Parse $url).IsAbs (not (strings.HasSuffix $url site.BaseURL)) false }}
+
+{{ return cond (and $external ($page.Param "paige.external_link_new_tab" | not | not)) "_blank" "" }}

layouts/shortcodes/paige/icon.html

@@ -2,13 +2,15 @@
 {{ $title := .Get "title" }}
 {{ $url := .Get "url" }}
 
+{{ $target := partial "paige/target.html" (dict "page" .Page "url" $url) }}
+
 {{ if not $class }}
     {{ errorf "layouts/shortcodes/paige/icon.html: no class" }}
 {{ end }}
 
 <span class="paige-icon">
     {{ with $url }}
-        <a href="{{ . }}" {{ with $title }} title="{{ . }}" {{ end }}>
+        <a href="{{ . }}" {{ with $target }} target="{{ . }}" {{ end }} {{ with $title }} title="{{ . }}" {{ end }}>
     {{ end }}
 
     <i class="{{ $class }}">{{ with $title }}<span class="visually-hidden">{{ . }}</span>{{ end }}</i>