[FEATURE] Add support for PHP 8.4 (#4012)

Fixes #3989

.github/workflows/ci.yml

@@ -38,6 +38,7 @@ jobs:
           - "8.1"
           - "8.2"
           - "8.3"
+          - "8.4"
   code-quality:
     name: "Code quality checks"
     runs-on: ubuntu-24.04
@@ -164,6 +165,12 @@ jobs:
           - typo3-version: "^11.5"
             php-version: "8.3"
             composer-dependencies: highest
+#          - typo3-version: "^11.5"
+#            php-version: "8.4"
+#            composer-dependencies: lowest
+          - typo3-version: "^11.5"
+            php-version: "8.4"
+            composer-dependencies: highest
   functional-tests:
     name: "Functional tests"
     runs-on: ubuntu-24.04
@@ -259,6 +266,12 @@ jobs:
           - typo3-version: "^11.5"
             php-version: "8.3"
             composer-dependencies: highest
+          - typo3-version: "^11.5"
+            php-version: "8.4"
+            composer-dependencies: lowest
+          - typo3-version: "^11.5"
+            php-version: "8.4"
+            composer-dependencies: highest
   legacy-functional-tests:
     name: "Legacy functional tests"
     runs-on: ubuntu-24.04
@@ -354,6 +367,12 @@ jobs:
           - typo3-version: "^11.5"
             php-version: "8.3"
             composer-dependencies: highest
+          - typo3-version: "^11.5"
+            php-version: "8.4"
+            composer-dependencies: lowest
+          - typo3-version: "^11.5"
+            php-version: "8.4"
+            composer-dependencies: highest
   shellcheck:
     name: Check shell scripts
     runs-on: ubuntu-24.04

CHANGELOG.md

@@ -7,6 +7,7 @@ This project adheres to [Semantic Versioning](https://semver.org/).
 
 ### Added
 
+- Add support for PHP 8.4 (#4012)
 - Add a new Extbase-/Fluid based single view (#3986)
 - Add `Organizer.emailFooter` to the Extbase model (#3977)
 - Add a new plugin for the event outlook (#3969)

Classes/Templating/TemplateHelper.php

@@ -172,7 +172,7 @@ abstract class TemplateHelper
      *
      * @param null $_ unused,
      */
-    public function __construct($_ = null, TypoScriptFrontendController $frontendController = null)
+    public function __construct($_ = null, ?TypoScriptFrontendController $frontendController = null)
     {
         if ($frontendController instanceof TypoScriptFrontendController) {
             $this->frontendController = $frontendController;
@@ -250,9 +250,9 @@ public function setContentObjectRenderer(ContentObjectRenderer $contentObjectRen
      * If the parameter is omitted, the configuration for `plugin.tx_[extkey]` is
      * used instead, e.g., `plugin.tx_seminars`.
      *
-     * @param array<string, mixed> $configuration TypoScript configuration for the plugin
+     * @param array<string, mixed>|null $configuration TypoScript configuration for the plugin
      */
-    public function init(array $configuration = null): void
+    public function init(?array $configuration = null): void
     {
         if ($this->isInitialized) {
             return;

composer.json

@@ -25,7 +25,7 @@
 		"source": "https://github.com/oliverklee/ext-seminars"
 	},
 	"require": {
-		"php": "^7.4.0 || ~8.0.0 || ~8.1.0 || ~8.2.0 || ~8.3.0",
+		"php": "^7.4.0 || ~8.0.0 || ~8.1.0 || ~8.2.0 || ~8.3.0 || ~8.4.0",
 		"ext-json": "*",
 		"doctrine/dbal": "^2.13.8 || ^3.9",
 		"oliverklee/feuserextrafields": "^6.4.0",

ext_emconf.php

@@ -7,7 +7,7 @@
     'category' => 'plugin',
     'constraints' => [
         'depends' => [
-            'php' => '7.4.0-8.3.99',
+            'php' => '7.4.0-8.4.99',
             'typo3' => '11.5.41-11.5.99',
             'extbase' => '11.5.41-11.5.99',
             'feuserextrafields' => '6.4.0-6.99.99',

rector.php

@@ -97,7 +97,7 @@
     ])
     ->withImportNames(true, true, false)
     ->withConfiguredRule(ExtEmConfRector::class, [
-        ExtEmConfRector::PHP_VERSION_CONSTRAINT => '7.4.0-8.3.99',
+        ExtEmConfRector::PHP_VERSION_CONSTRAINT => '7.4.0-8.4.99',
         ExtEmConfRector::TYPO3_VERSION_CONSTRAINT => '11.5.41-11.5.99',
         ExtEmConfRector::ADDITIONAL_VALUES_TO_BE_REMOVED => [],
     ])