Initial changes for Symfony 4 compatibility.

Author: jonesiscoding

Command/AbstractCommand.php

@@ -9,7 +9,6 @@
  */
 namespace Propel\Bundle\PropelBundle\Command;
 
-use Symfony\Bundle\FrameworkBundle\Command\ContainerAwareCommand;
 use Symfony\Component\Console\Input\InputInterface;
 use Symfony\Component\Console\Question\ConfirmationQuestion;
 use Symfony\Component\Console\Output\OutputInterface;
@@ -230,7 +229,7 @@ protected function copySchemas(KernelInterface $kernel, $cacheDir)
             $filesystem->mkdir($cacheDir);
         }
 
-        $base = ltrim(realpath($kernel->getRootDir().'/..'), DIRECTORY_SEPARATOR);
+        $base = ltrim(realpath($kernel->getProjectDir()), DIRECTORY_SEPARATOR);
 
         $finalSchemas = $this->getFinalSchemas($kernel, $this->bundle);
         foreach ($finalSchemas as $schema) {
@@ -351,7 +350,7 @@ protected function getRelativeFileName(\SplFileInfo $file)
     protected function createBuildPropertiesFile(KernelInterface $kernel, $file)
     {
         $filesystem = new Filesystem();
-        $buildPropertiesFile = $kernel->getRootDir().'/config/propel.ini';
+        $buildPropertiesFile = $kernel->getProjectDir().'/config/propel.ini';
 
         if (file_exists($buildPropertiesFile)) {
             $filesystem->copy($buildPropertiesFile, $file);
@@ -652,8 +651,8 @@ private function getPhingArguments(KernelInterface $kernel, $workingDirectory, $
         $properties = array_merge(array(
             'propel.database'           => 'mysql',
             'project.dir'               => $workingDirectory,
-            'propel.output.dir'         => $kernel->getRootDir().'/propel',
-            'propel.php.dir'            => $kernel->getRootDir().'/..',
+            'propel.output.dir'         => $kernel->getProjectDir().'/propel',
+            'propel.php.dir'            => $kernel->getProjectDir(),
             'propel.packageObjectModel' => true,
             'propel.useDateTimeClass'   => true,
             'propel.dateTimeClass'      => 'DateTime',

Command/ContainerAwareCommand.php

@@ -0,0 +1,56 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Propel\Bundle\PropelBundle\Command;
+
+use Symfony\Component\Console\Command\Command;
+use Symfony\Component\DependencyInjection\ContainerAwareInterface;
+use Symfony\Component\DependencyInjection\ContainerInterface;
+
+/**
+ * Command.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+abstract class ContainerAwareCommand extends Command implements ContainerAwareInterface
+{
+  /**
+   * @var ContainerInterface|null
+   */
+  private $container;
+
+  /**
+   * @return ContainerInterface
+   *
+   * @throws \LogicException
+   */
+  protected function getContainer()
+  {
+    if (null === $this->container) {
+      $application = $this->getApplication();
+      if (null === $application) {
+        throw new \LogicException('The container cannot be retrieved as the application instance is not yet set.');
+      }
+
+      $this->container = $application->getKernel()->getContainer();
+    }
+
+    return $this->container;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function setContainer(ContainerInterface $container = null)
+  {
+    $this->container = $container;
+  }
+}

Twig/Extension/SyntaxExtension.php

@@ -9,6 +9,7 @@
  */
 namespace Propel\Bundle\PropelBundle\Twig\Extension;
 
+use Twig\Extension\AbstractExtension;
 use Twig\TwigFilter;
 
 /**
@@ -18,7 +19,7 @@
  * @subpackage Extension
  * @author William DURAND <william.durand1@gmail.com>
  */
-class SyntaxExtension extends \Twig_Extension
+class SyntaxExtension extends AbstractExtension
 {
     public function getFilters()
     {

composer.json

@@ -25,14 +25,13 @@
   "require": {
     "ext-simplexml": "*",
     "ext-pdo": "*",
-    "symfony/framework-bundle": "^3.0.2",
-    "palepurple/propel1": "^1.7"
+    "symfony/framework-bundle": "4.4.*",
+    "palepurple/propel1": "^1.7",
+    "symfony/console": "^4.4"
   },
   "require-dev": {
     "phpunit/phpunit": "^4.8.21|^5.0.10",
     "phing/phing": "^2.12",
-    "symfony/symfony": "^3.0.2",
-    "sensio/framework-extra-bundle": "^3.0.2",
     "fzaninotto/faker": "^1.5"
   },
   "conflict": {