From 5a633d5e32b38fa042858498da46bde025a65333 Mon Sep 17 00:00:00 2001
From: Holger Just <hello@holgerjust.de>
Date: Tue, 23 Feb 2016 19:04:34 +0100
Subject: [PATCH] Add indicator about average length of read (at 200 wpm)

---
 source/layouts/post.haml | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/source/layouts/post.haml b/source/layouts/post.haml
index 423b1d3..918b2ed 100644
--- a/source/layouts/post.haml
+++ b/source/layouts/post.haml
@@ -17,6 +17,10 @@
             = current_article.date.strftime(blog_settings.date_format)
           - if tags?
             about #{tags}
+          |
+          - words = Nokogiri::HTML::DocumentFragment.parse(yield).search('.//text()').map(&:text).join(' ').split.count
+          = [1, (words / 200.0).round].max # average reading speed as of http://EzineArticles.com/2298503
+          min read
 
       %section.post-content= yield