add markdown support for talk description

plugins/talks.py

@@ -11,6 +11,7 @@ import re
 import datetime
 import shutil
 import time
+import markdown
 
 from docutils import nodes
 from docutils.parsers.rst import directives, Directive
@@ -129,6 +130,9 @@ jinja_env = jinja2.Environment(
     loader=jinja2.FileSystemLoader(os.path.join(TALKS_PATH, '_templates')),
     autoescape=True,
 )
+jinja_env.filters['markdown'] = lambda text: \
+        jinja2.Markup(markdown.Markdown(extensions=['meta']).
+                      convert(text))
 
 
 class TalkListDirective(Directive):

talks/_templates/talk.html

@@ -11,7 +11,7 @@
         <p>Stanza {{ room }}</p>
     {% endif %}
     </div>
-    <div class="talk-description">{{text}}</div>
+    <div class="talk-description">{{text | markdown}}</div>
     {% if links is defined or resources is defined or mail is defined %}
     <div class="talk-resources">
         <h4>Link utili:</h4>