From 099e081eb8257989d6f25ccc14323858048647d3 Mon Sep 17 00:00:00 2001
From: Lorin Werthen <werthenlorin@gmail.com>
Date: Sun, 6 Nov 2016 17:45:30 +0100
Subject: [PATCH] Reading time \o/

---
 Gemfile              |  4 ++++
 Gemfile.lock         |  4 +++-
 layouts/blogpost.erb |  3 ++-
 lib/helpers/blog.rb  | 16 ++++++++++++++++
 lib/helpers_.rb      |  1 +
 5 files changed, 26 insertions(+), 2 deletions(-)
 create mode 100644 lib/helpers/blog.rb

diff --git a/Gemfile b/Gemfile
index 68cc260..3500262 100644
--- a/Gemfile
+++ b/Gemfile
@@ -19,6 +19,10 @@ gem 'therubyracer'
 # Autoprefixing for class
 gem 'autoprefixer-rails'
 
+# Word counting gem (which takes special characters into account)
+# for reading time
+gem 'words_counted'
+
 group :development do
   gem 'adsf'
   gem 'highline'
diff --git a/Gemfile.lock b/Gemfile.lock
index 452be76..791ddf4 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -79,6 +79,7 @@ GEM
     w3c_validators (1.2)
       json
       nokogiri
+    words_counted (1.0.2)
 
 PLATFORMS
   ruby
@@ -97,6 +98,7 @@ DEPENDENCIES
   terminal-notifier-guard
   therubyracer
   w3c_validators
+  words_counted
 
 BUNDLED WITH
-   1.13.3
+   1.13.6
diff --git a/layouts/blogpost.erb b/layouts/blogpost.erb
index 9ad45b1..428f12d 100644
--- a/layouts/blogpost.erb
+++ b/layouts/blogpost.erb
@@ -15,7 +15,8 @@
       </h2>
       <% end %>
       <p class="has-text-centered">
-        <small>Created at <%= item[:created_at] %></small>
+        <small>Geschreven op <%= item[:created_at] %></small><br>
+        Leestijd: <%= reading_time @item %>
       </p>
       <hr>
     </div>
diff --git a/lib/helpers/blog.rb b/lib/helpers/blog.rb
new file mode 100644
index 0000000..7b7a768
--- /dev/null
+++ b/lib/helpers/blog.rb
@@ -0,0 +1,16 @@
+require 'words_counted'
+
+module BlogHelper
+  def reading_time(blogpost)
+    human_wpm = 200.0
+    words = WordsCounted.count(blogpost.reps[:text].compiled_content).token_count
+
+    minutes = (words / human_wpm).ceil
+
+    if minutes == 1
+      "#{minutes} minuut"
+    else
+      "#{minutes} minuten"
+    end
+  end
+end
diff --git a/lib/helpers_.rb b/lib/helpers_.rb
index 90fdc28..e139277 100644
--- a/lib/helpers_.rb
+++ b/lib/helpers_.rb
@@ -14,3 +14,4 @@ include DataHelper
 include FontAwesomeHelper
 include ProjectsHelper
 include SearchHelper
+include BlogHelper