Allow disabling the copyright statement

_config.yml

@@ -215,6 +215,7 @@ footer:
     color: "#ff0000"
 
   # If not defined, `author` from Hexo `_config.yml` will be used.
+  # Set to `false` to disable the copyright statement.
   copyright:
 
   # Powered by Hexo & NexT
@@ -874,7 +875,7 @@ local_search:
 # Firstly, you need to enable and configure the chat service.
 chat:
   enable: false
-  icon: fa fa-comment # Icon name in Font Awesome, set false to disable icon.
+  icon: fa fa-comment # Icon name in Font Awesome, set to `false` to disable icon.
 
 # Chatra is a functional, easy to use piece of chat software for websites.
 # For more information: https://chatra.com

layout/_partials/footer.njk

@@ -10,15 +10,17 @@
   </div>
 {%- endif %}
 
-<div class="copyright">
-  {%- set copyright_year = date(null, 'YYYY') %}
-  &copy; {% if theme.footer.since and theme.footer.since != copyright_year %}{{ theme.footer.since }} – {% endif %}
-  <span itemprop="copyrightYear">{{ copyright_year }}</span>
-  <span class="with-love">
-    <i class="{{ theme.footer.icon.name }}"></i>
-  </span>
-  <span class="author" itemprop="copyrightHolder">{{ theme.footer.copyright or author }}</span>
-</div>
+{%- if theme.footer.copyright !== false %}
+  <div class="copyright">
+    {%- set copyright_year = date(null, 'YYYY') %}
+    &copy; {% if theme.footer.since and theme.footer.since != copyright_year %}{{ theme.footer.since }} – {% endif %}
+    <span itemprop="copyrightYear">{{ copyright_year }}</span>
+    <span class="with-love">
+      <i class="{{ theme.footer.icon.name }}"></i>
+    </span>
+    <span class="author" itemprop="copyrightHolder">{{ theme.footer.copyright or author }}</span>
+  </div>
+{%- endif %}
 
 {%- if config.symbols_count_time.total_symbols or config.symbols_count_time.total_time %}
 <div class="wordcount">