Add INDEX_FULL_CONTENT setting

This setting controls whether or not the full post content should be shown on
the index page (False by default).

README.rst

@@ -164,6 +164,13 @@ to enable in each respective channel, your post metadata needs to specify:
 - ``use_open_graph: true``: For Facebook specific meta tags.
 - ``use_twitter_card: true``: For Twitter specific meta tags.
 
+Full Content
+------------
+
+Display full post content on the index page.
+
+- ``INDEX_FULL_CONTENT``: ``False``
+
 Contribute
 ----------
 

templates/_includes/article.html

@@ -14,12 +14,16 @@ <h1 class="entry-title">{{ article.title|striptags }}</h1>
 </header>
 
 {% if index %}
-  <div class="entry-content">{{ article.summary }}</div>
-  {% if article.summary != article.content %}
-  <footer>
-    <a rel="full-article" href="{{ SITEURL }}/{{ article.url }}">Read On &crarr;</a>
-  </footer>
-  {% endif %}
+    {% if INDEX_FULL_CONTENT %}
+        <div class="entry-content">{{ article.content }}</div>
+    {% else %}
+        <div class="entry-content">{{ article.summary }}</div>
+        {% if article.summary != article.content %}
+            <footer>
+                <a rel="full-article" href="{{ SITEURL }}/{{ article.url }}">Read On &crarr;</a>
+            </footer>
+        {% endif %}
+    {% endif %}
 {% else %}
-  <div class="entry-content">{{ article.content }}</div>
+    <div class="entry-content">{{ article.content }}</div>
 {% endif %}