fixup! fix: honour MDN requests

lib/Migration/Version3700Date20240506161400.php

@@ -0,0 +1,57 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * @copyright Copyright (c) 2024 FIXME Your name <[email protected]>
+ *
+ * FIXME @author Your name <[email protected]>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ * 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 <http://www.gnu.org/licenses/>.
+ *
+ */
+
+namespace OCA\Mail\Migration;
+
+use Closure;
+use OCP\DB\ISchemaWrapper;
+use OCP\DB\Types;
+use OCP\Migration\IOutput;
+use OCP\Migration\SimpleMigrationStep;
+
+class Version3700Date20240506161400 extends SimpleMigrationStep {
+
+	/**
+	 * @param IOutput $output
+	 * @param Closure(): ISchemaWrapper $schemaClosure
+	 * @param array $options
+	 * @return null|ISchemaWrapper
+	 */
+	public function changeSchema(IOutput $output, Closure $schemaClosure, array $options): ?ISchemaWrapper {
+		/** @var ISchemaWrapper $schema */
+		$schema = $schemaClosure();
+
+		$localMessagesTable = $schema->getTable('mail_local_messages');
+		if (!$localMessagesTable->hasColumn('request_mdn')) {
+			$localMessagesTable->addColumn('request_mdn', Types::BOOLEAN, [
+				'notnull' => false,
+				'default' => false,
+			]);
+		}
+
+		return $schema;
+	}
+}

lib/Service/MailTransmission.php

@@ -121,7 +121,7 @@ public function sendMessage(Account $account, LocalMessage $localMessage): void
 			$headers['In-Reply-To'] = $inReplyTo;
 		}
 
-		if ($localMessage->getMdnRequested()) {
+		if ($localMessage->getRequestMdn()) {
 			$headers[Horde_Mime_Mdn::MDN_HEADER] = $from->first()->toHorde();
 		}