refactor: reduce language include file

_includes/datetime.html

@@ -4,8 +4,8 @@
 -->
 
 {% assign wrap_elem = include.wrap | default: 'em' %}
-{% assign df_strftime = site.data.locales[lang].df.post.strftime | default: '%d/%m/%Y' %}
-{% assign df_dayjs = site.data.locales[lang].df.post.dayjs | default: 'DD/MM/YYYY' %}
+{% assign df_strftime = site.data.locales[site.lang].df.post.strftime | default: '%d/%m/%Y' %}
+{% assign df_dayjs = site.data.locales[site.lang].df.post.dayjs | default: 'DD/MM/YYYY' %}
 
 <{{ wrap_elem }} class="{% if include.class %}{{ include.class }}{% endif %}"
     data-ts="{{ include.date | date: '%s' }}"

_includes/footer.html

@@ -7,9 +7,9 @@
         <p class="mb-0">
           © {{ 'now' | date: "%Y" }}
           <a href="{{ site.social.links[0] }}">{{ site.social.name }}</a>.
-          {% if site.data.locales[lang].copyright.brief %}
+          {% if site.data.locales[site.lang].copyright.brief %}
           <span data-toggle="tooltip" data-placement="top"
-            title="{{ site.data.locales[lang].copyright.verbose }}">{{ site.data.locales[lang].copyright.brief }}</span>
+            title="{{ site.data.locales[site.lang].copyright.verbose }}">{{ site.data.locales[site.lang].copyright.brief }}</span>
           {% endif %}
         </p>
       </div>
@@ -25,7 +25,7 @@
           <a href="https://github.com/cotes2020/jekyll-theme-chirpy" target="_blank" rel="noopener">Chirpy</a>
           {% endcapture %}
 
-          {{ site.data.locales[lang].meta
+          {{ site.data.locales[site.lang].meta
             | default: 'Powered by :PLATFORM with :THEME theme.'
             | replace: ':PLATFORM', _platform | replace: ':THEME', _theme
           }}

_includes/lang.html

@@ -1,8 +0,0 @@
-{% comment %}
-Detect appearance language and return it through variable "lang"
-{% endcomment %}
-{% if site.data.locales[site.lang] %}
-  {% assign lang = site.lang %}
-{% else %}
-  {% assign lang = 'en' %}
-{% endif %}

_includes/post-nav.html

@@ -5,24 +5,24 @@
 <div class="post-navigation d-flex justify-content-between">
   {% if page.previous.url %}
   <a href="{{ site.baseurl }}{{ page.previous.url }}" class="btn btn-outline-primary"
-    prompt="{{ site.data.locales[lang].post.button.previous }}">
+    prompt="{{ site.data.locales[site.lang].post.button.previous }}">
     <p>{{ page.previous.title }}</p>
   </a>
   {% else %}
   <div class="btn btn-outline-primary disabled"
-    prompt="{{ site.data.locales[lang].post.button.previous }}">
+    prompt="{{ site.data.locales[site.lang].post.button.previous }}">
     <p>-</p>
   </div>
   {% endif %}
 
   {% if page.next.url %}
   <a href="{{ site.baseurl }}{{page.next.url}}" class="btn btn-outline-primary"
-    prompt="{{ site.data.locales[lang].post.button.next }}">
+    prompt="{{ site.data.locales[site.lang].post.button.next }}">
     <p>{{ page.next.title }}</p>
   </a>
   {% else %}
   <div class="btn btn-outline-primary disabled"
-    prompt="{{ site.data.locales[lang].post.button.next }}">
+    prompt="{{ site.data.locales[site.lang].post.button.next }}">
     <p>-</p>
   </div>
   {% endif %}

_includes/post-sharing.html

@@ -3,7 +3,7 @@
 -->
 
 <div class="share-wrapper">
-  <span class="share-label text-muted mr-1">{{ site.data.locales[lang].post.share }}</span>
+  <span class="share-label text-muted mr-1">{{ site.data.locales[site.lang].post.share }}</span>
   <span class="share-icons">
     {% capture title %}{{ page.title }} - {{ site.title }}{% endcapture %}
     {% assign title = title | url_encode %}
@@ -19,8 +19,8 @@
 
     <i id="copy-link" class="fa-fw fas fa-link small"
         data-toggle="tooltip" data-placement="top"
-        title="{{ site.data.locales[lang].post.button.share_link.title }}"
-        data-title-succeed="{{ site.data.locales[lang].post.button.share_link.succeed }}">
+        title="{{ site.data.locales[site.lang].post.button.share_link.title }}"
+        data-title-succeed="{{ site.data.locales[site.lang].post.button.share_link.succeed }}">
     </i>
 
   </span>

_includes/read-time.html

@@ -16,13 +16,13 @@
 {% endunless %}
 
 {% capture read_prompt %}
-  {{- site.data.locales[lang].post.read_time.prompt -}}
+  {{- site.data.locales[site.lang].post.read_time.prompt -}}
 {% endcapture %}
 
 <!-- return element -->
 <span class="readtime" data-toggle="tooltip" data-placement="bottom"
-  title="{{ words }} {{ site.data.locales[lang].post.words }}">
-  <em>{{- read_time -}}{{" "}}{{- site.data.locales[lang].post.read_time.unit -}}</em>
+  title="{{ words }} {{ site.data.locales[site.lang].post.words }}">
+  <em>{{- read_time -}}{{" "}}{{- site.data.locales[site.lang].post.read_time.unit -}}</em>
   {%- if include.prompt -%}
     {%- assign _prompt_words = read_prompt | number_of_words: 'auto' -%}
     {%- unless _prompt_words > 1 -%}{{ " " }}{%- endunless -%}{{ read_prompt }}

_includes/refactor-content.html

@@ -177,7 +177,7 @@
           | append: '<div class="code-header">'
           | append: _label
           | append: '<button aria-label="copy" data-title-succeed="'
-          | append: site.data.locales[lang].post.button.copy_code.succeed
+          | append: site.data.locales[site.lang].post.button.copy_code.succeed
           | append: '"><i class="far fa-clipboard"></i></button></div>'
           | append: '<div class="highlight"><code>'
       %}

_includes/related-posts.html

@@ -78,7 +78,7 @@
 {% if index_list.size > 0 %}
   <div id="related-posts" class="mb-2 mb-sm-4">
     <h3 class="pt-2 mb-4 ml-1"
-      data-toc-skip>{{ site.data.locales[lang].post.relate_posts }}</h3>
+      data-toc-skip>{{ site.data.locales[site.lang].post.relate_posts }}</h3>
     <div class="card-deck mb-4">
     {% for entry in index_list %}
       {% assign index = entry | plus: 0 %}

_includes/search-loader.html

@@ -14,7 +14,7 @@
 </div>
 {% endcapture %}
 
-{% capture not_found %}<p class="mt-5">{{ site.data.locales[lang].search.no_results }}</p>{% endcapture %}
+{% capture not_found %}<p class="mt-5">{{ site.data.locales[site.lang].search.no_results }}</p>{% endcapture %}
 
 <script src="{{ site.data.assets[origin].search.js | relative_url }}"></script>
 

_includes/sidebar.html

@@ -34,7 +34,7 @@
     <li class="nav-item{% if page.layout == 'home' %}{{ " active" }}{% endif %}">
       <a href="{{ '/' | relative_url }}" class="nav-link">
         <i class="fa-fw fas fa-home ml-xl-3 mr-xl-3 unloaded"></i>
-        <span>{{ site.data.locales[lang].tabs.home | upcase }}</span>
+        <span>{{ site.data.locales[site.lang].tabs.home | upcase }}</span>
       </a>
     </li>
     <!-- the real tabs -->
@@ -44,7 +44,7 @@
         <i class="fa-fw {{ tab.icon }} ml-xl-3 mr-xl-3 unloaded"></i>
         {% capture tab_name %}{{ tab.url | split: '/' }}{% endcapture %}
 
-        <span>{{ site.data.locales[lang].tabs.[tab_name] | default: tab.title | upcase }}</span>
+        <span>{{ site.data.locales[site.lang].tabs.[tab_name] | default: tab.title | upcase }}</span>
       </a>
     </li> <!-- .nav-item -->
     {% endfor %}

_includes/toc.html

@@ -10,7 +10,7 @@
 <script src="{{ site.data.assets[origin].bootstrap-toc.js | relative_url }}"></script>
 
 <div id="toc-wrapper" class="pl-0 pr-4 mb-5">
-  <div class="panel-heading pl-3 pt-2 mb-2">{{- site.data.locales[lang].panel.toc -}}</div>
+  <div class="panel-heading pl-3 pt-2 mb-2">{{- site.data.locales[site.lang].panel.toc -}}</div>
   <nav id="toc" data-toggle="toc"></nav>
 </div>
 {% endif %}

_includes/topbar.html

@@ -10,7 +10,7 @@
 
     {% if paths.size == 0 or page.layout == 'home' %}
       <!-- index page -->
-      <span>{{ site.data.locales[lang].tabs.home | capitalize }}</span>
+      <span>{{ site.data.locales[site.lang].tabs.home | capitalize }}</span>
 
     {% else %}
 
@@ -19,14 +19,14 @@
         {% if forloop.first %}
           <span>
             <a href="{{ '/' | relative_url }}">
-              {{ site.data.locales[lang].tabs.home | capitalize }}
+              {{ site.data.locales[site.lang].tabs.home | capitalize }}
             </a>
           </span>
 
         {% elsif forloop.last %}
 
           {% if page.collection == 'tabs' %}
-            <span>{{ site.data.locales[lang].tabs[item] | default: page.title }}</span>
+            <span>{{ site.data.locales[site.lang].tabs[item] | default: page.title }}</span>
           {% else %}
             <span>{{ page.title }}</span>
           {% endif %}
@@ -34,7 +34,7 @@
         {% elsif page.layout == 'category' or page.layout == 'tag' %}
           <span>
             <a href="{{ item | relative_url }}">
-              {{ site.data.locales[lang].tabs[item] | default: page.title }}
+              {{ site.data.locales[site.lang].tabs[item] | default: page.title }}
             </a>
           </span>
         {% endif %}
@@ -49,12 +49,12 @@
 
     <div id="topbar-title">
       {% if page.layout == 'home' %}
-        {{- site.data.locales[lang].title | default: site.title -}}
+        {{- site.data.locales[site.lang].title | default: site.title -}}
       {% elsif page.collection == 'tabs' or page.layout == 'page' %}
         {%- capture tab_key -%}{{ page.url | split: '/' }}{%- endcapture -%}
-        {{- site.data.locales[lang].tabs[tab_key] | default: page.title -}}
+        {{- site.data.locales[site.lang].tabs[tab_key] | default: page.title -}}
       {% else %}
-        {{- site.data.locales[lang].layout[page.layout] | default: page.layout | capitalize -}}
+        {{- site.data.locales[site.lang].layout[page.layout] | default: page.layout | capitalize -}}
       {% endif %}
     </div>
 
@@ -62,9 +62,9 @@
     <span id="search-wrapper" class="align-items-center">
       <i class="fas fa-search fa-fw"></i>
       <input class="form-control" id="search-input" type="search"
-        aria-label="search" autocomplete="off" placeholder="{{ site.data.locales[lang].search.hint | capitalize }}...">
+        aria-label="search" autocomplete="off" placeholder="{{ site.data.locales[site.lang].search.hint | capitalize }}...">
     </span>
-    <span id="search-cancel" >{{ site.data.locales[lang].search.cancel }}</span>
+    <span id="search-cancel" >{{ site.data.locales[site.lang].search.cancel }}</span>
   </div>
 
 </div>

_includes/trending-tags.html

@@ -37,7 +37,7 @@
 
 {% if trending_tags.size > 0 %}
   <div id="access-tags">
-    <div class="panel-heading">{{- site.data.locales[lang].panel.trending_tags -}}</div>
+    <div class="panel-heading">{{- site.data.locales[site.lang].panel.trending_tags -}}</div>
     <div class="d-flex flex-wrap mt-3 mb-1 mr-3">
 
     {% for tag_name in trending_tags %}

_includes/update-list.html

@@ -26,7 +26,7 @@
 {% if update_list.size > 0 %}
 
   <div id="access-lastmod" class="post">
-    <div class="panel-heading">{{- site.data.locales[lang].panel.lastmod -}}</div>
+    <div class="panel-heading">{{- site.data.locales[site.lang].panel.lastmod -}}</div>
     <ul class="post-content pl-0 pb-1 ml-1 mt-2">
       {% for item in update_list %}
         {% assign index = item | split: "::" | last | plus: 0 %}