update Piwik to version 2.16 (fixes #91)

www/analytics/plugins/Events/Columns/TotalEvents.php

@@ -0,0 +1,77 @@
+<?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\Events\Columns;
+
+use Piwik\Piwik;
+use Piwik\Plugin\Dimension\VisitDimension;
+use Piwik\Plugin\Segment;
+use Piwik\Tracker\Action;
+use Piwik\Tracker\Request;
+use Piwik\Tracker\Visitor;
+
+class TotalEvents extends VisitDimension
+{
+    protected $columnName = 'visit_total_events';
+    protected $columnType = 'SMALLINT(5) UNSIGNED NOT NULL';
+
+    protected function configureSegments()
+    {
+        $segment = new Segment();
+        $segment->setSegment('events');
+        $segment->setName('Events_TotalEvents');
+        $segment->setAcceptedValues('To select all visits who triggered an Event, use: &segment=events>0');
+        $segment->setCategory('General_Visit');
+        $segment->setType(Segment::TYPE_METRIC);
+        $this->addSegment($segment);
+    }
+
+    public function getName()
+    {
+        return Piwik::translate('Events_EventName');
+    }
+
+    /**
+     * @param Request $request
+     * @param Visitor $visitor
+     * @param Action|null $action
+     * @return mixed
+     */
+    public function onNewVisit(Request $request, Visitor $visitor, $action)
+    {
+        if ($this->isEventAction($action)) {
+            return 1;
+        }
+
+        return 0;
+    }
+
+    /**
+     * @param Request $request
+     * @param Visitor $visitor
+     * @param Action|null $action
+     * @return int
+     */
+    public function onExistingVisit(Request $request, Visitor $visitor, $action)
+    {
+        if ($this->isEventAction($action)) {
+            return 'visit_total_events + 1';
+        }
+
+        return false;
+    }
+
+    /**
+     * @param Action|null $action
+     * @return bool
+     */
+    private function isEventAction($action)
+    {
+        return ($action && $action->getActionType() == Action::TYPE_EVENT);
+    }
+}