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msd2/tracking/piwik/core/Tracker/Handler.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\Tracker;
+
+use Piwik\Common;
+use Piwik\Exception\InvalidRequestParameterException;
+use Piwik\Exception\UnexpectedWebsiteFoundException;
+use Piwik\Tracker;
+use Exception;
+use Piwik\Url;
+
+class Handler
+{
+    /**
+     * @var Response
+     */
+    private $response;
+
+    /**
+     * @var ScheduledTasksRunner
+     */
+    private $tasksRunner;
+
+    public function __construct()
+    {
+        $this->setResponse(new Response());
+    }
+
+    public function setResponse($response)
+    {
+        $this->response = $response;
+    }
+
+    public function init(Tracker $tracker, RequestSet $requestSet)
+    {
+        $this->response->init($tracker);
+    }
+
+    public function process(Tracker $tracker, RequestSet $requestSet)
+    {
+        foreach ($requestSet->getRequests() as $request) {
+            $tracker->trackRequest($request);
+        }
+    }
+
+    public function onStartTrackRequests(Tracker $tracker, RequestSet $requestSet)
+    {
+    }
+
+    public function onAllRequestsTracked(Tracker $tracker, RequestSet $requestSet)
+    {
+        $tasks = $this->getScheduledTasksRunner();
+        if ($tasks->shouldRun($tracker)) {
+            $tasks->runScheduledTasks();
+        }
+    }
+
+    private function getScheduledTasksRunner()
+    {
+        if (is_null($this->tasksRunner)) {
+            $this->tasksRunner = new ScheduledTasksRunner();
+        }
+
+        return $this->tasksRunner;
+    }
+
+    /**
+     * @internal
+     */
+    public function setScheduledTasksRunner(ScheduledTasksRunner $runner)
+    {
+        $this->tasksRunner = $runner;
+    }
+
+    public function onException(Tracker $tracker, RequestSet $requestSet, Exception $e)
+    {
+        Common::printDebug("Exception: " . $e->getMessage());
+
+        $statusCode = 500;
+        if ($e instanceof UnexpectedWebsiteFoundException) {
+            $statusCode = 400;
+        } elseif ($e instanceof InvalidRequestParameterException) {
+            $statusCode = 400;
+        }
+
+        $this->response->outputException($tracker, $e, $statusCode);
+        $this->redirectIfNeeded($requestSet);
+    }
+
+    public function finish(Tracker $tracker, RequestSet $requestSet)
+    {
+        $this->response->outputResponse($tracker);
+        $this->redirectIfNeeded($requestSet);
+        return $this->response->getOutput();
+    }
+
+    public function getResponse()
+    {
+        return $this->response;
+    }
+
+    protected function redirectIfNeeded(RequestSet $requestSet)
+    {
+        $redirectUrl = $requestSet->shouldPerformRedirectToUrl();
+
+        if (!empty($redirectUrl)) {
+            Url::redirectToUrl($redirectUrl);
+        }
+    }
+}