ui: 修复problem_create页面添加标签无效的问题

packages/ui-default/templates/layout/html5.html

@@ -26,7 +26,7 @@
   <meta property="og:url" content="{{ handler.ctx.request.href }}" />
   <meta property="og:image" content="{{ static_url('favicon-96x96.png') }}" />
   {% endblock %}
-  <link rel="stylesheet" media="all" href="{{ static_url('theme.' + handler.user.theme|default('default') + '.css') }}">
+  <link rel="stylesheet" media="all" href="{{ static_url(handler.user.theme|default('default') + '.theme.js') }}">
   <link rel="stylesheet" media="all" href="{{ url('ui_extracss') }}">
   <title>{{ handler.renderTitle(page_name) }}</title>
   {% if not isIE(handler.request.headers['user-agent']) %}

packages/ui-default/templates/partials/footer.html

@@ -57,6 +57,13 @@
               <li class="menu__item"><a class="menu__link" href="{{ url('switch_language', lang=k) }}">{{ v }}</a></li>
             {%- endfor -%}
             </ol>
+            <li class="footer__extra-link-item" data-dropdown-target="#menu-footer-theme">
+            <span><span class="icon icon-global"></span> Theme <span class="icon icon-expand_less"></span></span>
+            <ol class="dropdown-target menu" id="menu-footer-theme">
+            {%- for k in UiContext.themes -%}
+              <li class="menu__item"><a class="menu__link" href="{{ url('set_theme', theme=k) }}">{{ k }}</a></li>
+            {%- endfor -%}
+            </ol>
           </li>
         </ol>
       </div>

packages/ui-default/templates/problem_edit.html

@@ -73,12 +73,12 @@
         {% include "partials/category.html" %}
       </div>
     </div>
-  {% if page_name == 'problem_edit' %}
-    {% set owner_udoc = udoc %}
-    {% include "partials/problem_sidebar.html" %}
-  {% else %}
-    {% include 'components/md_hint.html' %}
-  {% endif %}
+    {% if page_name == 'problem_edit' %}
+      {% set owner_udoc = udoc %}
+      {% include "partials/problem_sidebar.html" %}
+    {% else %}
+      {% include 'components/md_hint.html' %}
+    {% endif %}
   </div>
 </div>
 {% endblock %}