fix

diff --git a/apps/wiki/templates/wiki/tabs/summary_view.html b/apps/wiki/templates/wiki/tabs/summary_view.html
index ade3097..96191fd 100644 (file)
--- a/apps/wiki/templates/wiki/tabs/summary_view.html
+++ b/apps/wiki/templates/wiki/tabs/summary_view.html
@@ -3,11 +3,13 @@
     <!-- <div class="toolbar">
     </div> -->
     <div id="summary-view">
+       {% if revision %}
        <div class="summary-cover-area">
                <p><img id="summary-cover" class="book-cover"
-                       src="{% url cover_preview chunk.book.slug chunk.slug chunk.revision %}"></p>
+                       {% if revision }src="{% url cover_preview chunk.book.slug chunk.slug revision %}"}{% endif %}></p>
                <p><button id="summary-cover-refresh">{% trans "Refresh from working copy" %}</button></p>
                </div>
+       {% endif %}
 
                <h2>
                        <label for="title">{% trans "Title" %}:</label>