From 596ec87c37d4f848e478abbbd0690e52eeb37db1 Mon Sep 17 00:00:00 2001
From: Brandon Mathis <brandon@imathis.com>
Date: Sat, 20 Aug 2011 16:02:37 -0400
Subject: [PATCH] now only excerpted articles show the "read on" link. Also the
 text for that link can be set in the _config.yml

---
 .themes/classic/source/_includes/article.html | 9 ++++++---
 _config.yml                                   | 1 +
 plugins/octopress_filters.rb                  | 5 +++++
 3 files changed, 12 insertions(+), 3 deletions(-)

diff --git a/.themes/classic/source/_includes/article.html b/.themes/classic/source/_includes/article.html
index 6b3fb04..fe4e957 100644
--- a/.themes/classic/source/_includes/article.html
+++ b/.themes/classic/source/_includes/article.html
@@ -12,9 +12,12 @@
 {% endunless %}
 {% if index %}
   <div class="entry-content">{{ content | excerpt }}</div>
-  <footer>
-    <a rel="full-article" href="{{ root_url }}{{ post.url }}">Read on &rarr;</a>
-  </footer>
+  {% capture excerpted %}{{ content | has_excerpt }}{% endcapture %}
+  {% if excerpted == 'true' %}
+    <footer>
+      <a rel="full-article" href="{{ root_url }}{{ post.url }}">Read on &rarr;</a>
+    </footer>
+  {% endif %}
 {% else %}
 <div class="entry-content">{{ content }}</div>
 {% endif %}
diff --git a/_config.yml b/_config.yml
index 403f9ba..00dc8aa 100644
--- a/_config.yml
+++ b/_config.yml
@@ -32,6 +32,7 @@ pygments: false # default python pygments have been replaced by pygments.rb
 paginate: 10          # Posts per page on the blog index
 pagination_dir: blog  # Directory base for pagination URLs eg. /blog/page/2/
 recent_posts: 5       # Posts in the sidebar Recent Posts section
+excerpt_link: "Read on &rarr;"  # "Continue reading" link text at the bottom of excerpted articles
 
 # list each of the sidebar modules you want to include, in the order you want them to appear.
 # To add custom asides, create files in /source/_includes/custom/asides/ and add them to the list like 'custom/asides/custom_aside_name.html'
diff --git a/plugins/octopress_filters.rb b/plugins/octopress_filters.rb
index 1170f8b..a63c43a 100644
--- a/plugins/octopress_filters.rb
+++ b/plugins/octopress_filters.rb
@@ -12,6 +12,11 @@ module OctopressFilters
     end
   end
 
+  # Checks for excerpts (helpful for template conditionals)
+  def has_excerpt(input)
+    input =~ /<!--\s*more\s*-->/i ? true : false
+  end
+
   # Summary is used on the Archive pages to return the first block of content from a post.
   def summary(input)
     if input.index(/\n\n/)