Feat: Add language option to creative_commons (#628)

* Update _config.yml

* Update sidebar.swig

* Update post-copyright.swig

Author: 1v9

_config.yml

@@ -99,11 +99,15 @@ footer:
 
 # Creative Commons 4.0 International License.
 # See: https://creativecommons.org/share-your-work/licensing-types-examples
-# Available values: by | by-nc | by-nc-nd | by-nc-sa | by-nd | by-sa | zero
+# Available values of license: by | by-nc | by-nc-nd | by-nc-sa | by-nd | by-sa | zero
+# You can set a language value if you prefer a translated version of CC license.
+# CC licenses are available in 39 languages, where you can find the specific and correct abbreviation you need.
+# Valid values of language: deed.zh, deed.fr, deed.de , etc.
 creative_commons:
   license: by-nc-sa
   sidebar: false
   post: false
+  language:
 
 
 # ---------------------------------------------------------------

layout/_macro/sidebar.swig

@@ -112,10 +112,11 @@
 
           {% if theme.creative_commons.license and theme.creative_commons.sidebar %}
              <div class="cc-license motion-element" itemprop="license">
+              {% set ccLanguage = theme.creative_commons.language %}
               {% if theme.creative_commons.license === 'zero' %}
-                {% set ccType = 'publicdomain/zero/1.0/' %}
+                {% set ccType = 'publicdomain/zero/1.0/' + ccLanguage %}
               {% else %}
-                {% set ccType = 'licenses/' + theme.creative_commons.license + '/4.0/' %}
+                {% set ccType = 'licenses/' + theme.creative_commons.license + '/4.0/' + ccLanguage %}
               {% endif %}
               {% set ccURL = 'https://creativecommons.org/' + ccType %}
               {% set ccImage = '<img src="' + url_for(theme.images + '/cc-' + theme.creative_commons.license + '.svg') + '" alt="Creative Commons"/>' %}

layout/_partials/post/post-copyright.swig

@@ -1,10 +1,11 @@
 {% set ccLicense = theme.creative_commons.license | lower %}
+{% set ccLanguage = theme.creative_commons.language %}
 {% set ccIcon = '<i class="fa fa-fw fa-creative-commons"></i>' %}
 {% set ccText = ccLicense | upper %}
 {% if ccLicense === 'zero' %}
-  {% set ccType = 'publicdomain/zero/1.0/' %}
+  {% set ccType = 'publicdomain/zero/1.0/' + ccLanguage %}
 {% else %}
-  {% set ccType = 'licenses/' + ccLicense + '/4.0/' %}
+  {% set ccType = 'licenses/' + ccLicense + '/4.0/' + ccLanguage %}
 {% endif %}
 {% set ccURL = 'https://creativecommons.org/' + ccType %}