implement rss feeds

src/Controller/MainController.php

@@ -28,13 +28,20 @@ class MainController extends AbstractController
         ]
     )]
     public function index(
-        ?Request $request
+        ?Request $request,
+        ?Response $response
     ): Response
     {
         $index = new \Kvazar\Index\Manticore();
 
+        if ($rss = ('rss' == $request->get('feed')))
+        {
+            $response = new Response();
+            $response->headers->set('Content-Type', 'text/xml');
+        }
+
         return $this->render(
-            'default/main/index.html.twig',
+            $rss ? 'default/main/index.rss.twig' : 'default/main/index.html.twig',
             [
                 'request' => $request,
                 'records' => $index->get(
@@ -46,7 +53,8 @@ class MainController extends AbstractController
                     $request->get('part') > 1 ? (int) $request->get('part') * $this->getParameter('app.main.index.limit') : 0,
                     $this->getParameter('app.main.index.limit')
                 )
-            ]
+            ],
+            $response
         );
     }
 
@@ -68,13 +76,20 @@ class MainController extends AbstractController
         ]
     )]
     public function namespace(
-        ?Request $request
+        ?Request $request,
+        ?Response $response
     ): Response
     {
         $index = new \Kvazar\Index\Manticore();
 
+        if ($rss = ('rss' == $request->get('feed')))
+        {
+            $response = new Response();
+            $response->headers->set('Content-Type', 'text/xml');
+        }
+
         return $this->render(
-            'default/main/namespace.html.twig',
+            $rss ? 'default/main/namespace.rss.twig' : 'default/main/namespace.html.twig',
             [
                 'request' => $request,
                 'records' => $index->get(
@@ -93,7 +108,8 @@ class MainController extends AbstractController
                 'title' => $this->_title(
                     $request->get('namespace')
                 )
-            ]
+            ],
+            $response
         );
     }
 

templates/default/main/index.html.twig

@@ -60,4 +60,9 @@
                 }
             ) }}">{{ 'newer' | trans }}</a>
     </div>
+    <div class="t-center px-16">
+        <div class="pb-16 f-s-12">
+            <a href="{{ path('main_index',{'feed':'rss'}) }}">{{ 'RSS' | trans }}</a>
+        </div>
+    </div>
 {% endblock %}

templates/default/main/index.rss.twig

@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom" xmlns:dc="http://purl.org/dc/elements/1.1/">
+    <channel>
+        <atom:link href="{{ url('main_index') }}" rel="self" type="application/rss+xml"></atom:link>
+        <title>{{ app.name }}</title>
+        <link>{{ url('main_index') }}</link>
+        {% for record in records %}
+            <item>
+                <title>{{ record.key }}</title>
+                <author>{{ record.namespace }}</author>
+                <pubDate>{{ record.time | date('D, d M Y h:i:s O') }}</pubDate>
+                <guid>{{ url('main_transaction',{'transaction':record.transaction}) }}</guid>
+                <link>{{ url('main_transaction',{'transaction':record.transaction}) }}</link>
+            </item>
+        {% endfor %}
+    </channel>
+</rss>

templates/default/main/namespace.html.twig

@@ -63,4 +63,9 @@
                 }
             ) }}">{{ 'newer' | trans }}</a>
     </div>
+    <div class="t-center px-16">
+        <div class="pb-16 f-s-12">
+            <a href="{{ path('main_namespace',{'namespace':request.get('namespace'),'feed':'rss'}) }}">{{ 'RSS' | trans }}</a>
+        </div>
+    </div>
 {% endblock %}

templates/default/main/namespace.rss.twig

@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom" xmlns:dc="http://purl.org/dc/elements/1.1/">
+    <channel>
+        <atom:link href="{{ url('main_namespace',{'namespace':request.get('namespace')}) }}" rel="self" type="application/rss+xml"></atom:link>
+        <title>{{ app.name }}</title>
+        <link>{{ url('main_namespace',{'namespace':request.get('namespace')}) }}</link>
+        {% for record in records %}
+            <item>
+                <title>{{ record.key }}</title>
+                <author>{{ record.namespace }}</author>
+                <pubDate>{{ record.time | date('D, d M Y h:i:s O') }}</pubDate>
+                <guid>{{ url('main_transaction',{'transaction':record.transaction}) }}</guid>
+                <link>{{ url('main_transaction',{'transaction':record.transaction}) }}</link>
+            </item>
+        {% endfor %}
+    </channel>
+</rss>