feat: create gravatar shortcode with MD5 hashing

diff --git a/themes/danix-xyz-hacker/shortcodes/gravatar.html b/themes/danix-xyz-hacker/shortcodes/gravatar.html
new file mode 100644 (file)
index 0000000..7151ee5
--- /dev/null
+++ b/themes/danix-xyz-hacker/shortcodes/gravatar.html
@@ -0,0 +1,17 @@
+{{- $email := .Get "email" -}}
+{{- $size := .Get "size" | default "256" -}}
+{{- $alt := .Get "alt" | default "User avatar" -}}
+{{- $class := .Get "class" | default "w-32 h-32 rounded-full" -}}
+
+{{- if $email -}}
+  {{- $hash := md5 (trim (strings.ToLower $email)) -}}
+  {{- $gravatarURL := printf "https://www.gravatar.com/avatar/%s?s=%s&d=identicon" $hash $size -}}
+  <img
+    src="{{ $gravatarURL }}"
+    alt="{{ $alt }}"
+    class="{{ $class }}"
+    loading="lazy"
+  />
+{{- else -}}
+  {{- errorf "gravatar shortcode: 'email' parameter is required" -}}
+{{- end -}}