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msd2/tracking/piwik/plugins/DevicePlugins/DevicePlugins.php

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+<?php
+/**
+ * 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\DevicePlugins;
+
+use Piwik\Cache;
+use Piwik\CacheId;
+use Piwik\Piwik;
+use Piwik\Plugin;
+
+/**
+ *
+ */
+class DevicePlugins extends \Piwik\Plugin
+{
+    /**
+     * @see Plugin::registerEvents
+     */
+    public function registerEvents()
+    {
+        return array(
+            'Metrics.getDefaultMetricTranslations' => 'addMetricTranslations',
+        );
+    }
+
+    public function addMetricTranslations(&$translations)
+    {
+        $metrics = array(
+            'nb_visits_percentage' => Piwik::translate('General_ColumnPercentageVisits')
+        );
+
+        $translations = array_merge($translations, $metrics);
+    }
+
+
+    /**
+     * Returns all available DevicePlugins Columns
+     *
+     * @return Columns\DevicePluginColumn[]
+     * @throws \Exception
+     */
+    public static function getAllPluginColumns()
+    {
+        $cacheId = CacheId::pluginAware('DevicePluginColumns');
+        $cache   = Cache::getTransientCache();
+
+        if (!$cache->contains($cacheId)) {
+            $instances = [];
+
+            foreach (self::getAllDevicePluginsColumnClasses() as $className) {
+                $instance = new $className();
+                $instances[] = $instance;
+            }
+            $cache->save($cacheId, $instances);
+        }
+
+        return $cache->fetch($cacheId);
+    }
+
+    /**
+     * Returns class names of all DevicePlugins Column classes.
+     *
+     * @return string[]
+     * @api
+     */
+    protected static function getAllDevicePluginsColumnClasses()
+    {
+        return Plugin\Manager::getInstance()->findMultipleComponents('Columns', 'Piwik\Plugins\DevicePlugins\Columns\DevicePluginColumn');
+    }
+}