update Piwik to version 2.16 (fixes #91)

www/analytics/plugins/CoreHome/Columns/IdSite.php

@@ -0,0 +1,47 @@
+<?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\CoreHome\Columns;
+
+use Piwik\Plugin\Dimension\VisitDimension;
+use Piwik\Tracker\Action;
+use Piwik\Tracker\Request;
+use Piwik\Tracker;
+use Piwik\Tracker\Visitor;
+
+class IdSite extends VisitDimension
+{
+    protected $columnName = 'idsite';
+    // we do not install or define column definition here as we need to create this column when installing as there is
+    // an index on it. Currently we do not define the index here... although we could overwrite the install() method
+    // and add column 'idsite' and add index. Problem is there is also an index
+    // INDEX(idsite, config_id, visit_last_action_time) and we maybe not be sure whether config_id already exists at
+    // installing point (we do not know whether visit_last_action_time or idsite column would be added first).
+
+    /**
+     * @param Request $request
+     * @param Visitor $visitor
+     * @param Action|null $action
+     * @return mixed
+     */
+    public function onNewVisit(Request $request, Visitor $visitor, $action)
+    {
+        return $request->getIdSite();
+    }
+
+    /**
+     * @param Request $request
+     * @param Visitor $visitor
+     * @param Action|null $action
+     * @return mixed
+     */
+    public function onAnyGoalConversion(Request $request, Visitor $visitor, $action)
+    {
+        return $request->getIdSite();
+    }
+}