feat(i18n): allow page.lang to override site.lang (#1586)

neilboyd · web-flow · commit 547b95cc7ae3 · 2024-03-05T03:09:39.000+08:00
diff --git a/_includes/js-selector.html b/_includes/js-selector.html
@@ -33,7 +33,7 @@
   or page.layout == 'category'
   or page.layout == 'tag'
 %}
-  {% assign locale = site.lang | split: '-' | first %}
+  {% assign locale = include.lang | split: '-' | first %}
 
   {% assign urls = urls
     | append: ','
diff --git a/_includes/lang.html b/_includes/lang.html
@@ -1,7 +1,9 @@
 {% comment %}
   Detect appearance language and return it through variable "lang"
 {% endcomment %}
-{% if site.data.locales[site.lang] %}
+{% if site.data.locales[page.lang] %}
+  {% assign lang = page.lang %}
+{% elsif site.data.locales[site.lang] %}
   {% assign lang = site.lang %}
 {% else %}
   {% assign lang = 'en' %}
diff --git a/_layouts/default.html b/_layouts/default.html
@@ -13,7 +13,7 @@
 {% endif %}
 
 <!-- `site.alt_lang` can specify a language different from the UI -->
-<html lang="{{ site.alt_lang | default: site.lang }}" {{ prefer_mode }}>
+<html lang="{{ page.lang | default: site.alt_lang | default: site.lang }}" {{ prefer_mode }}>
   {% include head.html %}
 
   <body>
@@ -76,7 +76,7 @@
 
     <!-- JavaScripts -->
 
-    {% include js-selector.html %}
+    {% include js-selector.html lang=lang %}
 
     {% if page.mermaid %}
       {% include mermaid.html %}
