From f2e20a1499aa6ec9f9658f3ec283fe2737ba9db3 Mon Sep 17 00:00:00 2001
From: Hiiruki <hi@hiiruki.dev>
Date: Mon, 4 Sep 2023 18:02:37 +0700
Subject: [PATCH] feat: enhance external link rendering

---
 layouts/_default/_markup/render_link.html |  7 +++++++
 layouts/partials/extend_head.html         | 12 ++++++++++++
 2 files changed, 19 insertions(+)
 create mode 100644 layouts/_default/_markup/render_link.html
 create mode 100644 layouts/partials/extend_head.html

diff --git a/layouts/_default/_markup/render_link.html b/layouts/_default/_markup/render_link.html
new file mode 100644
index 0000000..15c279e
--- /dev/null
+++ b/layouts/_default/_markup/render_link.html
@@ -0,0 +1,7 @@
+<a href="{{ .Destination | safeURL }}"
+{{ with .Title}} title="{{ . }}"{{ end }}
+{{ if strings.HasPrefix .Destination "http" }}
+    target="_blank" rel="external nofollow noopener noreferrer"
+{{ end }}>
+    {{ .Text | safeHTML }}
+</a>
diff --git a/layouts/partials/extend_head.html b/layouts/partials/extend_head.html
new file mode 100644
index 0000000..602b0d4
--- /dev/null
+++ b/layouts/partials/extend_head.html
@@ -0,0 +1,12 @@
+<script>
+    document.addEventListener('DOMContentLoaded', function () {
+        var links = document.getElementsByTagName("a");
+        var i;
+        for (i = 0; i < links.length; i++) {
+            if (location.hostname !== links[i].hostname) {
+                links[i].rel = "external nofollow noopener noreferrer";
+                links[i].target = "_blank";
+            }
+        }
+    });
+</script>
\ No newline at end of file