{% extends "admin/change_form.html" %}
{% block field_sets %}
  {% block language-tabs %}
    {% if language_tabs %}
      <div id="page_form_lang_tabs" class="js-language-tabs" data-message="{{ changed_message|escape }}">
          {% for lang_code, lang_name in language_tabs %}
              <input type="button" data-url="{{ lang_code }}"
                  class="language_button {% if lang_code == language %}selected{% else %}{% if not lang_code in filled_languages %} notfilled{% endif %}{% endif %}"
                  id="{{lang_code}}button" name="{{lang_code}}" value="{{lang_name}}"/>
          {% endfor %}
          <div class="lang_tabs_line"></div>
      </div>
    {% endif %}
  {% endblock %}
  {% if content_instance.versions.first and content_instance.versions.first.state != "draft" %}
    <div class="errornote">
      <p><i>Some fields cannot be changed since they refer to a published version of this post.</i></p>
    </div>
  {% endif %}
  {{ block.super }}
{% endblock %}