removes deprecated code from search_form.html, adds condition for rendering

ckanext/odsh/templates/snippets/search_form.html

@@ -75,7 +75,7 @@
 </div>
 <div class="trapo-search-result-summary">
     {% block search_facets %}
-    {% if facets %}
+    {% if facets and facets.fields %}
     <p class="trapo-filter-list">
         {% for field in facets.fields %}
         {% set search_facets_items = facets.search.get(field)['items'] %}
@@ -103,13 +103,11 @@
         {% endfor %}
         {% endfor %}
     </p>
-    <!-- <a class="show-filters btn">{{ _('Filter Results') }}</a> -->
     {% else %}
     {% if always_show_filter_list%}
     <p class="trapo-filter-list"></p>
     {% endif %}
     {% endif %}
-    <div id="datesearch-filter">
     {%set start_date=h.odsh_render_datetime(request.params.get('ext_startdate'), False)%}
     {%set end_date=h.odsh_render_datetime(request.params.get('ext_enddate'), False)%}
     {%- set start_error = start_date == '' and request.params.get('ext_startdate')-%}
@@ -171,27 +169,6 @@
         {% endif %}
     </p>
     {% endif %}
-    </div>
-    <div >
-        {%set ext_bbox=request.params.get('ext_bbox')%}
-        {%set ext_prev_extent=request.params.get('ext_prev_extent')%}
-        {%set ext_location=request.params.get('ext_location')%}
-        {% if ext_bbox %}
-        <p class="trapo-filter-list">
-            <span class="trapo-filter-item">
-                {{_('map search active')}}
-                <a 
-                    href="{{ h.remove_url_param(['ext_bbox','ext_prev_extent', 'ext_location'])}}" 
-                    class="trapo-remove"
-                    aria-label="{{ _('Remove filters') }}" 
-                    title="{{ _('Remove filters') }}"
-                >
-                <i class="fa fa-times" aria-hidden="true"></i>
-            </a>
-            </span>
-        </p>
-        {% endif %}
-    </div>
     {% endblock %}
 
 </div>