feat: add some article-related functions

These functions include get_article_excerpt and get_article_words.

1 files changed, 26 insertions, 0 deletions

diff --git a/_includes/functions/get_article_words.html b/_includes/functions/get_article_words.html
new file mode 100644
index 0000000..69db9c6
--- /dev/null
+++ b/_includes/functions/get_article_words.html
@@ -0,0 +1,26 @@
+{% if include.params.article %}
+  {% assign article = include.params.article %}
+{% endif %}
+
+{% if include.params.lang %}
+  {% assign lang = include.params.lang %}
+{% else %}
+  {% assign lang = lang | default: site.lang | default: "en" %}
+{% endif %}
+
+{% assign words = article | number_of_words %}
+
+{% if lang != "en" %}
+  {% assign words = words
+    | times: 0.6
+    | round %}
+  {% assign words = article
+    | strip_html
+    | strip_newlines
+    | size
+    | times: 0.4
+    | plus: words
+    | round %}
+{% endif %}
+
+{% assign return = words %}