update Piwik to version 2.16 (fixes #91)

www/analytics/plugins/ExampleRssWidget/ExampleRssWidget.php

@@ -1,6 +1,6 @@
 <?php
 /**
- * Piwik - Open source web analytics
+ * Piwik - free/libre analytics platform
  *
  * @link http://piwik.org
  * @license http://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
@@ -8,21 +8,18 @@
  */
 namespace Piwik\Plugins\ExampleRssWidget;
 
-use Piwik\WidgetsList;
-
 /**
  *
  */
 class ExampleRssWidget extends \Piwik\Plugin
 {
     /**
-     * @see Piwik\Plugin::getListHooksRegistered
+     * @see Piwik\Plugin::registerEvents
      */
-    public function getListHooksRegistered()
+    public function registerEvents()
     {
         return array(
-            'AssetManager.getStylesheetFiles' => 'getStylesheetFiles',
-            'WidgetsList.addWidgets'          => 'addWidgets'
+            'AssetManager.getStylesheetFiles' => 'getStylesheetFiles'
         );
     }
 
@@ -30,10 +27,4 @@ class ExampleRssWidget extends \Piwik\Plugin
     {
         $stylesheets[] = "plugins/ExampleRssWidget/stylesheets/rss.less";
     }
-
-    public function addWidgets()
-    {
-        WidgetsList::add('Example Widgets', 'Piwik.org Blog', 'ExampleRssWidget', 'rssPiwik');
-        WidgetsList::add('Example Widgets', 'Piwik Changelog', 'ExampleRssWidget', 'rssChangelog');
-    }
 }

www/analytics/plugins/ExampleRssWidget/RssRenderer.php

@@ -1,6 +1,6 @@
 <?php
 /**
- * Piwik - Open source web analytics
+ * Piwik - free/libre analytics platform
  *
  * @link http://piwik.org
  * @license http://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
@@ -54,7 +54,7 @@ class RssRenderer
         $i = 0;
 
         $items = array();
-        if(!empty($rss->channel->item)) {
+        if (!empty($rss->channel->item)) {
             $items = $rss->channel->item;
         }
         foreach ($items as $post) {

www/analytics/plugins/ExampleRssWidget/Widgets.php

@@ -1,29 +1,36 @@
 <?php
 /**
- * Piwik - Open source web analytics
+ * Piwik - free/libre analytics platform
  *
  * @link http://piwik.org
  * @license http://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
  *
  */
-
 namespace Piwik\Plugins\ExampleRssWidget;
 
-use Exception;
+use Piwik\Common;
 use Piwik\Piwik;
 
-/**
- *
- */
-class Controller extends \Piwik\Plugin\Controller
+class Widgets extends \Piwik\Plugin\Widgets
 {
+    protected $category = 'About Piwik';
+
+    protected function init()
+    {
+        $this->addWidget('Piwik.org Blog', 'rssPiwik');
+        $this->addWidget('Piwik Changelog', 'rssChangelog');
+    }
+
     public function rssPiwik()
     {
         try {
             $rss = new RssRenderer('http://feeds.feedburner.com/Piwik');
             $rss->showDescription(true);
+
             return $rss->get();
-        } catch (Exception $e) {
+
+        } catch (\Exception $e) {
+
             return $this->error($e);
         }
     }
@@ -35,19 +42,23 @@ class Controller extends \Piwik\Plugin\Controller
             $rss->setCountPosts(1);
             $rss->showDescription(true);
             $rss->showContent(false);
+
             return $rss->get();
-        } catch (Exception $e) {
+
+        } catch (\Exception $e) {
+
             return $this->error($e);
         }
     }
 
     /**
      * @param \Exception $e
+     * @return string
      */
-    protected function error($e)
+    private function error($e)
     {
         return '<div class="pk-emptyDataTable">'
-            . Piwik::translate('General_ErrorRequest')
-            . ' - ' . $e->getMessage() . '</div>';
+             . Piwik::translate('General_ErrorRequest', array('', ''))
+             . ' - ' . $e->getMessage() . '</div>';
     }
 }

www/analytics/plugins/ExampleRssWidget/plugin.json

@@ -1,6 +1,6 @@
 {
     "name": "ExampleRssWidget",
-    "description": "Example Plugin: This plugin showcases how to create a new widget that displays a user submitted RSS feed.",
+    "description": "Piwik Platform showcase: how to create a new widget that displays a user submitted RSS feed.",
     "version": "1.0",
     "keywords": ["example", "feed", "widget"],
     "homepage": "http://piwik.org",