[fix] add answers, suggestions, corrections to rss output

fixes #1888

searx/templates/__common__/opensearch_response_rss.xml

@@ -25,5 +25,29 @@
       {% if r.pubdate %}<pubDate>{{ r.pubdate }}</pubDate>{% endif %}
     </item>
     {% endfor %}
+    {% if answers %}
+      {% for a in answers %}
+      <item>
+        <title>{{ a }}</title>
+        <type>answer</type>
+      </item>
+      {% endfor %}
+    {% endif %}
+    {% if corrections %}
+      {% for a in corrections %}
+      <item>
+        <title>{{ a }}</title>
+        <type>correction</type>
+      </item>
+      {% endfor %}
+    {% endif %}
+    {% if suggestions %}
+      {% for a in suggestions %}
+      <item>
+        <title>{{ a }}</title>
+        <type>suggestion</type>
+      </item>
+      {% endfor %}
+    {% endif %}
   </channel>
 </rss>

searx/webapp.py

@@ -637,9 +637,13 @@ def index():
         response.headers.add('Content-Disposition', cont_disp)
         return response
     elif output_format == 'rss':
+        print(results)
         response_rss = render(
             'opensearch_response_rss.xml',
             results=results,
+            answers=result_container.answers,
+            corrections=result_container.corrections,
+            suggestions=result_container.suggestions,
             q=request.form['q'],
             number_of_results=number_of_results,
             base_url=get_base_url(),