Switch from XML-based to PHP-based service configuration (#54)

XML-based service configuration has been deprecated since
symfony/symfony#60568 and will no longer be
supported in Symfony 8.0.

See also
https://symfony.com/blog/new-in-symfony-7-4-deprecated-xml-configuration.

Author: mpdude

DependencyInjection/WebfactoryPiwikExtension.php

@@ -5,15 +5,15 @@
 use Symfony\Component\Config\FileLocator;
 use Symfony\Component\DependencyInjection\ContainerBuilder;
 use Symfony\Component\DependencyInjection\Extension\Extension;
-use Symfony\Component\DependencyInjection\Loader\XmlFileLoader;
+use Symfony\Component\DependencyInjection\Loader\PhpFileLoader;
 
 class WebfactoryPiwikExtension extends Extension
 {
     public function load(array $configs, ContainerBuilder $container): void
     {
         $locator = new FileLocator(__DIR__.'/../Resources/config');
-        $loader = new XmlFileLoader($container, $locator);
-        $loader->load('services.xml');
+        $loader = new PhpFileLoader($container, $locator);
+        $loader->load('services.php');
 
         $configuration = new Configuration();
         $config = $this->processConfiguration($configuration, $configs);

Resources/config/services.php

@@ -0,0 +1,20 @@
+<?php
+
+namespace Symfony\Component\DependencyInjection\Loader\Configurator;
+
+return static function (ContainerConfigurator $container) {
+    $services = $container->services();
+    $parameters = $container->parameters();
+
+    $services->set(\Webfactory\Bundle\PiwikBundle\Twig\Extension::class)
+        ->public()
+        ->args([
+            '%webfactory_piwik.disabled%',
+            '%webfactory_piwik.site_id%',
+            '%webfactory_piwik.piwik_host%',
+            '%webfactory_piwik.tracker_path%',
+            '%webfactory_piwik.disable_cookies%',
+            '%webfactory_piwik.enable_do_not_track%',
+        ])
+        ->tag('twig.extension');
+};