2 files changed, 52 insertions, 1 deletions
diff --git a/phpBB/phpbb/db/migration/data/v310/remove_acp_styles_cache.php b/phpBB/phpbb/db/migration/data/v310/remove_acp_styles_cache.php
new file mode 100644
index 0000000000..7b84539814
--- /dev/null
+++ b/phpBB/phpbb/db/migration/data/v310/remove_acp_styles_cache.php
@@ -0,0 +1,51 @@
+<?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\v310;
+
+class remove_acp_styles_cache extends \phpbb\db\migration\migration
+{
+	public function effectively_installed()
+	{
+		$sql = 'SELECT module_id
+			FROM ' . MODULES_TABLE . "
+			WHERE module_class = 'acp'
+				AND module_langname = 'ACP_STYLES_CACHE'";
+		$result = $this->db->sql_query($sql);
+		$module_id = $this->db->sql_fetchfield('module_id');
+		$this->db->sql_freeresult($result);
+
+		return !$module_id;
+	}
+
+	static public function depends_on()
+	{
+		return array('\phpbb\db\migration\data\v310\rc4');
+	}
+
+	public function update_data()
+	{
+		return array(
+			array('module.remove', array(
+				'acp',
+				'ACP_STYLE_MANAGEMENT',
+				array(
+					'module_basename'   => 'acp_styles',
+					'module_langname'   => 'ACP_STYLES_CACHE',
+					'module_mode'       => 'cache',
+					'module_auth'       => 'acl_a_styles',
+				),
+			)),
+		);
+	}
+}
diff --git a/phpBB/phpbb/db/tools.php b/phpBB/phpbb/db/tools.php
index 3567570137..0781d7425e 100644
--- a/phpBB/phpbb/db/tools.php
+++ b/phpBB/phpbb/db/tools.php
@@ -1512,7 +1512,7 @@ class tools
 					$sql .= (strpos($column_data[1], '0x') === 0) ? "DEFAULT {$column_data[1]} " : "DEFAULT '{$column_data[1]}' ";
 				}
 
-				if (!is_null($column_data[1]))
+				if (!is_null($column_data[1]) || (isset($column_data[2]) && $column_data[2] == 'auto_increment'))
 				{
 					$sql .= 'NOT NULL';
 				}