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<?php
/**
*
* @package migration
* @copyright (c) 2012 phpBB Group
* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
*
*/
namespace phpbb\db\migration\data\v310;
class timezone_p2 extends \phpbb\db\migration\migration
{
public function effectively_installed()
{
return !$this->db_tools->sql_column_exists($this->table_prefix . 'users', 'user_dst');
}
static public function depends_on()
{
return array('\phpbb\db\migration\data\v310\timezone');
}
public function update_schema()
{
return array(
'drop_columns' => array(
$this->table_prefix . 'users' => array(
'user_dst',
),
),
);
}
public function revert_schema()
{
return array(
'add_columns' => array(
$this->table_prefix . 'users' => array(
'user_dst' => array('BOOL', 0),
),
),
);
}
}
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