add piwik installation

www/analytics/core/Settings/SystemSetting.php

@@ -0,0 +1,47 @@
+<?php
+/**
+ * Piwik - Open source web analytics
+ *
+ * @link http://piwik.org
+ * @license http://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
+ *
+ */
+
+namespace Piwik\Settings;
+
+use Piwik\Piwik;
+
+/**
+ * Describes a system wide setting. Only the Super User can change this type of setting and
+ * the value of this setting will affect all users.
+ * 
+ * See {@link \Piwik\Plugin\Settings}.
+ *
+ *
+ * @api
+ */
+class SystemSetting extends Setting
+{
+    /**
+     * Constructor.
+     * 
+     * @param string $name The persisted name of the setting.
+     * @param string $title The display name of the setting.
+     */
+    public function __construct($name, $title)
+    {
+        parent::__construct($name, $title);
+
+        $this->displayedForCurrentUser = Piwik::hasUserSuperUserAccess();
+    }
+
+    /**
+     * Returns the display order. System settings are displayed before user settings.
+     * 
+     * @return int
+     */
+    public function getOrder()
+    {
+        return 30;
+    }
+}