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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\console\command\fixup;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Output\OutputInterface;
use Symfony\Component\Console\Style\SymfonyStyle;
class fix_left_right_ids extends \phpbb\console\command\command
{
/** @var \phpbb\user */
protected $user;
/** @var \phpbb\db\driver\driver_interface */
protected $db;
/** @var \phpbb\cache\driver\driver_interface */
protected $cache;
/**
* Constructor
*
* @param \phpbb\user $user User instance
* @param \phpbb\db\driver\driver_interface $db Database connection
* @param \phpbb\cache\driver\driver_interface $cache Cache instance
*/
public function __construct(\phpbb\user $user, \phpbb\db\driver\driver_interface $db, \phpbb\cache\driver\driver_interface $cache)
{
$this->user = $user;
$this->db = $db;
$this->cache = $cache;
parent::__construct($user);
}
/**
* {@inheritdoc}
*/
protected function configure()
{
$this
->setName('fixup:fix-left-right-ids')
->setDescription($this->user->lang('CLI_DESCRIPTION_FIX_LEFT_RIGHT_IDS'))
;
}
/**
* Executes the command fixup:fix-left-right-ids.
*
* Repairs the tree structure of the forums and modules.
* The code is mainly borrowed from Support toolkit for phpBB Olympus
*
* @param InputInterface $input An InputInterface instance
* @param OutputInterface $output An OutputInterface instance
*
* @return void
*/
protected function execute(InputInterface $input, OutputInterface $output)
{
$io = new SymfonyStyle($input, $output);
// Fix Left/Right IDs for the modules table
$result = $this->db->sql_query('SELECT DISTINCT(module_class) FROM ' . MODULES_TABLE);
while ($row = $this->db->sql_fetchrow($result))
{
$i = 1;
$where = array("module_class = '" . $this->db->sql_escape($row['module_class']) . "'");
$this->fix_ids_tree($i, 'module_id', MODULES_TABLE, 0, $where);
}
$this->db->sql_freeresult($result);
// Fix the Left/Right IDs for the forums table
$i = 1;
$this->fix_ids_tree($i, 'forum_id', FORUMS_TABLE);
$this->cache->purge();
$io->success($this->user->lang('CLI_FIXUP_FIX_LEFT_RIGHT_IDS_SUCCESS'));
}
/**
* Item's tree structure rebuild helper
* The item is either forum or ACP/MCP/UCP module
*
* @param int $i Item id offset index
* @param string $field The key field to fix, forum_id|module_id
* @param string $table The table name to perform, FORUMS_TABLE|MODULES_TABLE
* @param int $parent_id Parent item id
* @param array $where Additional WHERE clause condition
*
* @return bool True on rebuild success, false otherwise
*/
protected function fix_ids_tree(&$i, $field, $table, $parent_id = 0, $where = array())
{
$changes_made = false;
$sql = 'SELECT * FROM ' . $table . '
WHERE parent_id = ' . (int) $parent_id .
((!empty($where)) ? ' AND ' . implode(' AND ', $where) : '') . '
ORDER BY left_id ASC';
$result = $this->db->sql_query($sql);
while ($row = $this->db->sql_fetchrow($result))
{
// Update the left_id for the item
if ($row['left_id'] != $i)
{
$this->db->sql_query('UPDATE ' . $table . ' SET ' . $this->db->sql_build_array('UPDATE', array('left_id' => $i)) . " WHERE $field = " . (int) $row[$field]);
$changes_made = true;
}
$i++;
// Go through children and update their left/right IDs
$changes_made = (($this->fix_ids_tree($i, $field, $table, $row[$field], $where)) || $changes_made) ? true : false;
// Update the right_id for the item
if ($row['right_id'] != $i)
{
$this->db->sql_query('UPDATE ' . $table . ' SET ' . $this->db->sql_build_array('UPDATE', array('right_id' => $i)) . " WHERE $field = " . (int) $row[$field]);
$changes_made = true;
}
$i++;
}
$this->db->sql_freeresult($result);
return $changes_made;
}
}
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