[preferences] add special queries tab to preferences

searx/templates/simple/preferences.html

@@ -287,6 +287,48 @@
 
   {{ tab_footer() }}
 
+  {{ tab_header('maintab', 'query', _('Special Queries')) }}
+
+    {% if answerers %}
+    <div class="scrollx">
+    <table class="striped">
+      <tr>
+        <th>{{ _('Allow') }}</th>
+        <th>{{ _('Keywords') }}</th>
+        <th>{{ _('Name') }}</th>
+        <th>{{ _('Description') }}</th>
+        <th>{{ _('Examples') }}</th>
+      </tr>
+      <td></td>
+      <th scope="colgroup" colspan="4">{{ _('This is the list of searx\'s instant answering modules.') }}</th>
+      {% for answerer in answerers %}
+      <tr>
+        <td></td>
+        <td>{{ answerer.keywords|join(', ') }}</td>
+        <td><div class="checkbox">{{ answerer.info.name }}</div></td>
+        <td>{{ answerer.info.description }}</td>
+        <td>{{ answerer.info.examples|join(', ') }}</td>
+      </tr>
+      {% endfor %}
+      <td></td>
+      <th scope="colgroup" colspan="4">{{ _('This is the list of plugins.') }}</th>
+      {%- for plugin in plugins -%}
+      {%- if plugin.preference_section == 'query' -%}
+      <tr>
+        <td>{{- checkbox_onoff('plugin_' + plugin.id, plugin.id not in allowed_plugins) -}}</td>
+          <td>{{ plugin.query_keywords|join(', ') }}</td>
+          <td><div class="checkbox">{{ _(plugin.name) }}</div></td>
+          <td>{{ _(plugin.description) }}</td>
+          <td>{{ plugin.query_examples }}</td>
+      </tr>
+      {%- endif -%}
+      {%- endfor -%}
+    </table>
+    </div>
+    {% endif %}
+
+  {{ tab_footer() }}
+
   {{ tab_header('maintab', 'privacy', _('Privacy')) }}
   {% if 'method' not in locked_preferences %}
   <fieldset>