Hide widgets not working without internet connection if disabled in config (#12279)

* Hide SEO rankings widget if internet is disabled in config

* Hide RSS widgets if internet is disabled in config

* Remove more wirdgets when internet connection disabled

* Adjust widgets to remove after rename to Matomo

* Code improvements

2 files changed, 31 insertions, 2 deletions

diff --git a/plugins/SEO/SEO.php b/plugins/SEO/SEO.php
index f5db02ea46..5717aaed36 100644
--- a/plugins/SEO/SEO.php
+++ b/plugins/SEO/SEO.php
@@ -7,9 +7,28 @@
  *
  */
 namespace Piwik\Plugins\SEO;
+use Piwik\Plugins\SEO\Widgets\GetRank;
+use Piwik\SettingsPiwik;
+use Piwik\Widget\WidgetsList;
 
 /**
  */
 class SEO extends \Piwik\Plugin
 {
+    public function registerEvents()
+    {
+        return [
+            'Widget.filterWidgets' => 'filterWidgets'
+        ];
+    }
+
+    /**
+     * @param WidgetsList $list
+     */
+    public function filterWidgets($list)
+    {
+        if (!SettingsPiwik::isInternetEnabled()) {
+            $list->remove(GetRank::getCategory(), GetRank::getName());
+        }
+    }
 }
diff --git a/plugins/SEO/Widgets/GetRank.php b/plugins/SEO/Widgets/GetRank.php
index b22a6683c9..3a673edd94 100644
--- a/plugins/SEO/Widgets/GetRank.php
+++ b/plugins/SEO/Widgets/GetRank.php
@@ -18,10 +18,20 @@ use Piwik\Plugins\SEO\API;
 
 class GetRank extends \Piwik\Widget\Widget
 {
+    public static function getCategory()
+    {
+        return 'SEO';
+    }
+
+    public static function getName()
+    {
+        return 'SEO_SeoRankings';
+    }
+
     public static function configure(WidgetConfig $config)
     {
-        $config->setCategoryId('SEO');
-        $config->setName('SEO_SeoRankings');
+        $config->setCategoryId(self::getCategory());
+        $config->setName(self::getName());
     }
 
     public function render()