Internal: Allow to create/write/delete a file needed to query between…

… migrations chamilo#5088

src/CoreBundle/Migrations/AbstractMigrationChamilo.php

@@ -24,8 +24,10 @@
 use DateTimeZone;
 use Doctrine\Migrations\AbstractMigration;
 use Doctrine\ORM\EntityManager;
+use ReflectionClass;
 use Symfony\Component\DependencyInjection\ContainerAwareInterface;
 use Symfony\Component\DependencyInjection\ContainerInterface;
+use Symfony\Component\Filesystem\Filesystem;
 use Symfony\Component\HttpFoundation\File\UploadedFile;
 
 abstract class AbstractMigrationChamilo extends AbstractMigration implements ContainerAwareInterface
@@ -358,4 +360,34 @@ public function findSession(int $id): ?Session
 
         return $this->getEntityManager()->find(Session::class, $id);
     }
+
+    private function generateFilePath(string $filename): string
+    {
+        $cacheDir = $this->getContainer()->get('kernel')->getCacheDir();
+
+        return $cacheDir.'/migration_'.$filename;
+    }
+
+    protected function writeFile(string $filename, string $content): void
+    {
+        $fullFilename = $this->generateFilePath($filename);
+
+        $fs = new Filesystem();
+        $fs->dumpFile($fullFilename, $content);
+    }
+
+    protected function readFile(string $filename): string
+    {
+        $fullFilename = $this->generateFilePath($filename);
+
+        return file_get_contents($fullFilename);
+    }
+
+    protected function removeFile(string $filename): string
+    {
+        $fullFilename = $this->generateFilePath($filename);
+
+        $fs = new Filesystem();
+        $fs->remove($fullFilename);
+    }
 }