Set default value for words_per_minute

- Close mmistakes#657

Author: mmistakes

_includes/read-time.html

@@ -1,17 +1,15 @@
+{% assign words_per_minute = site.words_per_minute | default: 200 %}
+
 {% if post.read_time %}
   {% assign words = post.content | strip_html | number_of_words %}
 {% elsif page.read_time %}
   {% assign words = page.content | strip_html | number_of_words %}
 {% endif %}
 
-{% if site.words_per_minute %}
-  {% if words < 180 %}
-	  {{ site.data.ui-text[site.locale].less_than | default: "less than" }} 1 {{ site.data.ui-text[site.locale].minute_read | default: "minute read" }}
-	{% elsif words < 360 %}
-	  1 {{ site.data.ui-text[site.locale].minute_read | default: "minute read" }}
-	{% else %}
-	  {{ words | divided_by:site.words_per_minute }} {{ site.data.ui-text[site.locale].minute_read | default: "minute read" }}
-	{% endif %}
+{% if words < 180 %}
+  {{ site.data.ui-text[site.locale].less_than | default: "less than" }} 1 {{ site.data.ui-text[site.locale].minute_read | default: "minute read" }}
+{% elsif words < 360 %}
+  1 {{ site.data.ui-text[site.locale].minute_read | default: "minute read" }}
 {% else %}
-  {{ site.data.ui-text[site.locale].undefined_wpm | "Undefined parameter words_per_minute at _config.yml" }}
+  {{ words | divided_by:words_per_minute }} {{ site.data.ui-text[site.locale].minute_read | default: "minute read" }}
 {% endif %}

docs/_includes/read-time.html

@@ -1,17 +1,15 @@
+{% assign words_per_minute = site.words_per_minute | default: 200 %}
+
 {% if post.read_time %}
   {% assign words = post.content | strip_html | number_of_words %}
 {% elsif page.read_time %}
   {% assign words = page.content | strip_html | number_of_words %}
 {% endif %}
 
-{% if site.words_per_minute %}
-  {% if words < 180 %}
-	  {{ site.data.ui-text[site.locale].less_than | default: "less than" }} 1 {{ site.data.ui-text[site.locale].minute_read | default: "minute read" }}
-	{% elsif words < 360 %}
-	  1 {{ site.data.ui-text[site.locale].minute_read | default: "minute read" }}
-	{% else %}
-	  {{ words | divided_by:site.words_per_minute }} {{ site.data.ui-text[site.locale].minute_read | default: "minute read" }}
-	{% endif %}
+{% if words < 180 %}
+  {{ site.data.ui-text[site.locale].less_than | default: "less than" }} 1 {{ site.data.ui-text[site.locale].minute_read | default: "minute read" }}
+{% elsif words < 360 %}
+  1 {{ site.data.ui-text[site.locale].minute_read | default: "minute read" }}
 {% else %}
-  {{ site.data.ui-text[site.locale].undefined_wpm | "Undefined parameter words_per_minute at _config.yml" }}
+  {{ words | divided_by:words_per_minute }} {{ site.data.ui-text[site.locale].minute_read | default: "minute read" }}
 {% endif %}