[ticket/17381] Add migration for topic_views to ULINT

PHPBB-17381

phpBB/phpbb/db/migration/data/v33x/topic_views_update.php

@@ -0,0 +1,47 @@
+<?php
+/**
+*
+* This file is part of the phpBB Forum Software package.
+*
+* @copyright (c) phpBB Limited <https://www.phpbb.com>
+* @license GNU General Public License, version 2 (GPL-2.0)
+*
+* For full copyright and license information, please see
+* the docs/CREDITS.txt file.
+*
+*/
+
+namespace phpbb\db\migration\data\v33x;
+
+class topic_views_update extends \phpbb\db\migration\migration
+{
+	public static function depends_on()
+	{
+		return [
+			'\phpbb\db\migration\data\v33x\v3314',
+		];
+	}
+
+	public function update_schema(): array
+	{
+		// This extends the topic view count field so we can support much larger values.
+		return [
+			'change_columns' => [
+				$this->table_prefix . 'topics' => [
+					'topic_views'  => ['ULINT', 0],
+				],
+			]
+		];
+	}
+
+	public function revert_schema(): array
+	{
+		return [
+			'change_columns' => [
+				$this->table_prefix . 'topics' => [
+					'topic_views'  => ['UINT', 0],
+				],
+			]
+		];
+	}
+}