Restructured EventSubscriber Folder structure.

src/EventSubscriber/LogSystem/LogDBMigrationSubscriber.php

@@ -0,0 +1,104 @@
+<?php
+/**
+ * This file is part of Part-DB (https://github.com/Part-DB/Part-DB-symfony).
+ *
+ * Copyright (C) 2019 - 2020 Jan Böhmer (https://github.com/jbtronics)
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published
+ * by the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+declare(strict_types=1);
+
+/**
+ * This file is part of Part-DB (https://github.com/Part-DB/Part-DB-symfony).
+ *
+ * Copyright (C) 2019 - 2020 Jan Böhmer (https://github.com/jbtronics)
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
+ */
+
+namespace App\EventSubscriber\LogSystem;
+
+use App\Entity\LogSystem\DatabaseUpdatedLogEntry;
+use App\Services\LogSystem\EventLogger;
+use Doctrine\Common\EventSubscriber;
+use Doctrine\Migrations\Event\MigrationsEventArgs;
+use Doctrine\Migrations\Events;
+
+/**
+ * This subscriber logs databaseMigrations to Event log.
+ * @package App\EventSubscriber
+ */
+class LogDBMigrationSubscriber implements EventSubscriber
+{
+    protected $old_version = null;
+    protected $new_version = null;
+
+    protected $eventLogger;
+
+    public function __construct(EventLogger $eventLogger)
+    {
+        $this->eventLogger = $eventLogger;
+    }
+
+    public function onMigrationsMigrated(MigrationsEventArgs $args): void
+    {
+        //Dont do anything if this was a dry run
+        if ($args->isDryRun()) {
+            return;
+        }
+
+        //Save the version after the migration
+        $this->new_version = $args->getConfiguration()->getCurrentVersion();
+
+        //After everything is done, write the results to DB log
+        $this->old_version = empty($this->old_version) ? 'legacy/empty' : $this->old_version;
+        $this->new_version = empty($this->new_version) ? 'unknown' : $this->new_version;
+
+        try {
+            $log = new DatabaseUpdatedLogEntry($this->old_version, $this->new_version);
+            $this->eventLogger->logAndFlush($log);
+        } catch (\Throwable $exception) {
+            //Ignore any exception occuring here...
+        }
+    }
+
+    public function onMigrationsMigrating(MigrationsEventArgs $args): void
+    {
+        // Save the version before any migration
+        if (null === $this->old_version) {
+            $this->old_version = $args->getConfiguration()->getCurrentVersion();
+        }
+    }
+
+    public function getSubscribedEvents()
+    {
+        return [
+            Events::onMigrationsMigrated,
+            Events::onMigrationsMigrating,
+        ];
+    }
+}