下载链接修复

Hunter_ht/hunter/templates/hunter/index.html

@@ -205,7 +205,9 @@
                 <li>{{ art.author }}</li>
                 <li class="middle_text right">{{ art.editDateTime }}</li>
                 <li class="small_text right">{{ art.authorID }}</li>
-                <li class="small_text right"><a target="_blank" download="{{ art.attachment }}" href="{% static 'hunter/articles/' %}{{ art.attachment }}">{{ art.attachment }}</a></li>
+                    {% if art.attachment %}
+                        <li class="small_text right"><a target="_blank" download="{{ art.attachment }}" href="{% static 'hunter/articles/' %}{{ art.attachment }}">{{ art.attachment }}</a></li>
+                    {% endif %}
                 </ul>
             {% endfor %}