Link to URLs without ".html" at the end

helpers/sass_helpers.rb

@@ -51,6 +51,10 @@ module SassHelpers
     pages.flatten
   end
 
+  def without_html(page)
+    url_for(page).sub(/\.html$/, '')
+  end
+
   def documentation_toc
     _toc_level(nil, data.documentation.toc)
   end

source/blog.html.haml

@@ -6,12 +6,12 @@ per_page: 5
 
 - if paginate && num_pages > 1
   %p Page #{page_number} of #{num_pages}
-  %p= link_to 'Previous page', prev_page if prev_page
+  %p= link_to 'Previous page', without_html(prev_page) if prev_page
 
 - page_articles.each_with_index do |article, i|
-  %h2= link_to article.title, article
+  %h2= link_to article.title, without_html(article)
   = partial 'layouts/components/attribution', locals: {page: article}
   = article.summary
 
 - if paginate
-  %p= link_to 'Next page', next_page if next_page
+  %p= link_to 'Next page', without_html(next_page) if next_page

source/feed.xml.builder

@@ -9,7 +9,7 @@ xml.feed xmlns: "http://www.w3.org/2005/Atom" do
 
   blog.articles[0..5].each do |article|
     xml.entry do
-      url = config[:host] + article.url
+      url = config[:host] + without_html(article.url)
       xml.title article.title
       xml.link href: url, rel: "alternate"
       xml.id url