From 4e753748e560fa78eca6e97776d6ca800be33c3e Mon Sep 17 00:00:00 2001
From: Arthur Schiwon <blizzz@arthur-schiwon.de>
Date: Tue, 28 Jan 2025 22:28:29 +0100
Subject: [PATCH] fix(Db): Allow guest displaynames with a length of up to 255
 chars

useful in federated setup

Signed-off-by: Arthur Schiwon <blizzz@arthur-schiwon.de>
---
 .../Version2060Date20200302131958.php         |  2 +-
 .../Version9000Date20250128212050.php         | 39 +++++++++++++++++++
 2 files changed, 40 insertions(+), 1 deletion(-)
 create mode 100644 lib/Migration/Version9000Date20250128212050.php

diff --git a/lib/Migration/Version2060Date20200302131958.php b/lib/Migration/Version2060Date20200302131958.php
index 09bd814509..9c1ec387e9 100644
--- a/lib/Migration/Version2060Date20200302131958.php
+++ b/lib/Migration/Version2060Date20200302131958.php
@@ -44,7 +44,7 @@ public function changeSchema(IOutput $output, Closure $schemaClosure, array $opt
 			]);
 			$table->addColumn('guest_displayname', 'string', [
 				'notnull' => false,
-				'length' => 64,
+				'length' => 255,
 			]);
 			$table->addColumn('fileid', 'bigint', [
 				'notnull' => true,
diff --git a/lib/Migration/Version9000Date20250128212050.php b/lib/Migration/Version9000Date20250128212050.php
new file mode 100644
index 0000000000..5b2d75e05b
--- /dev/null
+++ b/lib/Migration/Version9000Date20250128212050.php
@@ -0,0 +1,39 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * SPDX-FileCopyrightText: 2025 Nextcloud GmbH and Nextcloud contributors
+ * SPDX-License-Identifier: AGPL-3.0-or-later
+ */
+
+namespace OCA\Richdocuments\Migration;
+
+use Closure;
+use OCP\DB\ISchemaWrapper;
+use OCP\Migration\IOutput;
+use OCP\Migration\SimpleMigrationStep;
+
+class Version9000Date20250128212050 extends SimpleMigrationStep {
+
+	public function changeSchema(IOutput $output, Closure $schemaClosure, array $options): ?ISchemaWrapper {
+		/** @var ISchemaWrapper $schema */
+		$schema = $schemaClosure();
+		if (!$schema->hasTable('richdocuments_wopi')) {
+			return null;
+		}
+
+		$table = $schema->getTable('richdocuments_wopi');
+		if (!$table->hasColumn('guest_displayname')) {
+			return null;
+		}
+
+		$column = $table->getColumn('guest_displayname');
+		if ($column->getLength() === 255) {
+			return null;
+		}
+
+		$column->setLength(255);
+		return $schema;
+	}
+}