fix(DB): allow group names from SAML with a max length of 255 (from 64)

Signed-off-by: Arthur Schiwon <blizzz@arthur-schiwon.de>

Author: blizzz

appinfo/info.xml

@@ -20,7 +20,7 @@ The following providers are supported and tested at the moment:
 	* Any other provider that authenticates using the environment variable
 
 While theoretically any other authentication provider implementing either one of those standards is compatible, we like to note that they are not part of any internal test matrix.]]></description>
-	<version>7.1.0</version>
+	<version>7.1.1</version>
 	<licence>agpl</licence>
 	<author>Lukas Reschke</author>
 	<namespace>User_SAML</namespace>

lib/Migration/Version6000Date20220912152700.php

@@ -39,7 +39,7 @@ public function changeSchema(IOutput $output, Closure $schemaClosure, array $opt
 			]);
 			$table->addColumn('saml_gid', Types::STRING, [
 				'notnull' => true,
-				'length' => 64,
+				'length' => 255,
 				'default' => '',
 			]);
 			$table->setPrimaryKey(['gid']);

lib/Migration/Version7001Date20251203110627.php

@@ -0,0 +1,36 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * SPDX-FileCopyrightText: 2025 Nextcloud GmbH and Nextcloud contributors
+ * SPDX-License-Identifier: AGPL-3.0-or-later
+ */
+
+namespace OCA\User_SAML\Migration;
+
+use Closure;
+use OCP\DB\ISchemaWrapper;
+use OCP\Migration\IOutput;
+use OCP\Migration\SimpleMigrationStep;
+use Override;
+
+class Version7001Date20251203110627 extends SimpleMigrationStep {
+
+	#[Override]
+	public function changeSchema(IOutput $output, Closure $schemaClosure, array $options): ?ISchemaWrapper {
+		$schema = $schemaClosure();
+
+		if (!$schema->hasTable('user_saml_groups')) {
+			return null;
+		}
+
+		$groupsTable = $schema->getTable('user_saml_groups');
+		$samlGidColumn = $groupsTable->getColumn('saml_gid');
+		if ($samlGidColumn->getLength() < 255) {
+			$samlGidColumn->setLength(255);
+			return $schema;
+		}
+		return null;
+	}
+}