update Piwik to version 2.16 (fixes #91)

www/analytics/core/Settings/Storage/Factory.php

@@ -0,0 +1,28 @@
+<?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\Settings\Storage;
+
+use Piwik\Settings\Storage;
+use Piwik\SettingsServer;
+use Piwik\Tracker\SettingsStorage;
+
+class Factory
+{
+    public static function make($pluginName)
+    {
+        if (SettingsServer::isTrackerApiRequest()) {
+            $storage = new SettingsStorage($pluginName);
+        } else {
+            $storage = new Storage($pluginName);
+        }
+
+        return $storage;
+    }
+}

www/analytics/core/Settings/Storage/StaticStorage.php

@@ -0,0 +1,34 @@
+<?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\Settings\Storage;
+
+use Piwik\Settings\Storage;
+
+/**
+ * Static / temporary storage where a value will never be persisted meaning it will use the default value
+ * for each request until configured differently. Useful for tests.
+ *
+ * @api
+ */
+class StaticStorage extends Storage
+{
+
+    protected function loadSettings()
+    {
+        return array();
+    }
+
+    /**
+     * Saves (persists) the current setting values in the database.
+     */
+    public function save()
+    {
+    }
+}