Add option to show only article summary (fixes #13)

Set BULRUSH_SHOW_SUMMARY to show a summary, rather than the full article, on
index, category and tag pages.

README.md

@@ -107,9 +107,10 @@ your `pelicanconf.py`:
 
 | Setting name | What does it do? |
 | --- | --- |
+| `BULRUSH_SHOW_SUMMARY` | A boolean, whether to show a summary rather than full article on index, category and tag pages. Defaults to `False`. |
 | `DISQUS_SITENAME` | Enables Disqus comments. Note that you should set up the full Comment Count Link, as no additional text is applied. |
 | `GITHUB_URL` | Enables the "Fork me on GitHub" ribbon. |
-| `GOOGLE_ANALYTICS` | Set to `‘UA-XXXX-YYYY’` to activate Google Analytics. |
+| `GOOGLE_ANALYTICS` | Set to `'UA-XXXX-YYYY'` to activate Google Analytics. |
 | `LICENSE` | A string or dictionary describing the license for the site; see details below. |
 | `LINKS` | A list of tuples `('Title', 'URL')` for links to appear in the "blogroll" section of the sidebar. |
 | `MAILCHIMP` | Configure to activate a [MailChimp][20] sign-up form; see details below. |

bulrush/templates/index.html

@@ -10,7 +10,12 @@ <h1 class="title">
           </h1>
           {% include 'article_infos.html' %}
           <div class="section">
-            {{ article.content }}
+            {% if BULRUSH_SHOW_SUMMARY %}
+              {{ article.summary }}
+              <p><a href="{{ SITEURL }}/{{ article.url }}">Read more...</a></p>
+            {% else %}
+              {{ article.content }}
+            {% endif %}
             {% include 'comments.html' %}
           </div>
         </article>

setup.py

@@ -30,5 +30,5 @@
     test_suite='tests',
     tests_require=['pelican'],
     url='https://github.com/textbook/bulrush',
-    version='0.3.2',
+    version='0.4.0',
 )