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[ticket/16470] Add migration to update existing data

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PHPBB3-16470
PHPBB3-14173
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rxu 2023-06-12 01:37:34 +07:00
parent aafb522538
commit aefdd86020
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1 changed files with 97 additions and 0 deletions
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phpBB/phpbb/db/migration/data/v33x/update_user_lastvisit_data.php Normal file
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<?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 update_user_lastvisit_data extends \phpbb\db\migration\migration
{
static public function depends_on()
{
return [
'\phpbb\db\migration\data\v33x\v3310',
];
}
public function update_data()
{
return [
['custom', [[$this, 'update_user_lastvisit_fields']]],
];
}
public function update_user_lastvisit_fields()
{
/**
* Logic is borrowed from function session_gc()
*
* Get most recent sessions for registered users
* Inner SELECT gets most recent sessions for unique session_user_id
* Outer SELECT gets data for them
*/
$sql_select = 'SELECT s1.session_user_id, s1.session_time AS recent_time
FROM ' . SESSIONS_TABLE . ' AS s1
INNER JOIN (
SELECT session_user_id, MAX(session_time) AS recent_time
FROM ' . SESSIONS_TABLE . '
WHERE session_user_id <> ' . ANONYMOUS . '
GROUP BY session_user_id
) AS s2
ON s1.session_user_id = s2.session_user_id
AND s1.session_time = s2.recent_time';
switch ($this->db->get_sql_layer())
{
case 'sqlite3':
if (phpbb_version_compare($this->db->sql_server_info(true), '3.8.3', '>='))
{
// For SQLite versions 3.8.3+ which support Common Table Expressions (CTE)
$sql = "WITH s3 (session_user_id, session_time) AS ($sql_select)
UPDATE " . USERS_TABLE . '
SET (user_lastvisit) = (SELECT session_time FROM s3 WHERE session_user_id = user_id)
WHERE EXISTS (SELECT session_user_id FROM s3 WHERE session_user_id = user_id)';
$this->db->sql_query($sql);
break;
}
// No break, for SQLite versions prior to 3.8.3 and Oracle
case 'oracle':
$result = $this->db->sql_query($sql_select);
while ($row = $this->db->sql_fetchrow($result))
{
$sql = 'UPDATE ' . USERS_TABLE . '
SET user_lastvisit = ' . (int) $row['recent_time'] . '
WHERE user_id = ' . (int) $row['session_user_id'];
$this->db->sql_query($sql);
}
$this->db->sql_freeresult($result);
break;
case 'mysqli':
$sql = 'UPDATE ' . USERS_TABLE . " u,
($sql_select) s3
SET u.user_lastvisit = s3.recent_time
WHERE u.user_id = s3.session_user_id";
$this->db->sql_query($sql);
break;
default:
$sql = 'UPDATE ' . USERS_TABLE . "
SET user_lastvisit = s3.recent_time
FROM ($sql_select) s3
WHERE user_id = s3.session_user_id";
$this->db->sql_query($sql);
break;
}
}
}