Set all tokens and translation links needed by page layout

_includes/all_keypoints.html

@@ -1,12 +1,12 @@
 {% comment %}
-  Display key points of all episodes for reference.
+Display key points of all episodes for reference.
 {% endcomment %}
 
 {% include base_path.html %}
 
-<h2>Key Points</h2>
+<h2>{{ include.language.keypoints }}</h2>
 <table class="table table-striped">
-{% for episode in site.episodes %}
+{% for episode in include.episodes %}
   {% unless episode.break %}
     <tr>
       <td class="col-md-3">

_layouts/reference.html

@@ -2,5 +2,21 @@
 layout: page
 title: "Reference"
 ---
-{% include all_keypoints.html %}
+{% comment %}
+In which language is the current page? Guess from the path: locale="/<lang>/".
+Load language tockens for menus {{ data_language }}. Translations need to provide a lang.md file that translates what's under _data/language.yaml
+Generate list of episodes and extras for the language shown. - NOTE: _extras need in the permlinks /<language>/page!!
+{% endcomment %}
+{% if page.path contains "_locale" %}
+    {% assign locale = page.path | remove: "_locale/" | split: "/" | first | downcase %}
+    {% assign pathLocale = locale | append: '/' | prepend: '/' %}
+    {% assign episodes = site.locale | where_exp:"item", "item.path contains pathLocale" | where_exp:"item", "item.path contains 'episode'" | sort: "path"  %}
+{% else %}
+    {% assign locale = "en" %}
+    {% assign episodes = site.episodes %}
+{% endif %}
+{% assign lang_file = locale | append: '.md' %}
+{% assign data_language = site.pages | where_exp:"page", "page.path contains 'i18n'" | where_exp:"page", "page.path contains lang_file" | first %}
+{% comment %} Start of page {% endcomment %}
+{% include all_keypoints.html language=data_language episodes=episodes %}
 {{content}}