<?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;
use phpbb\db\migration\container_aware_migration;
/**
* Migration to convert the Soft Delete MOD for 3.0
*
* https://www.phpbb.com/customise/db/mod/soft_delete/
*/
class soft_delete_mod_convert extends container_aware_migration
{
static public function depends_on()
{
return array(
'\phpbb\db\migration\data\v310\alpha3',
);
}
public function effectively_installed()
{
return !$this->db_tools->sql_column_exists($this->table_prefix . 'posts', 'post_deleted');
}
public function update_data()
{
return array(
array('permission.remove', array('m_harddelete', true)),
array('permission.remove', array('m_harddelete', false)),
array('custom', array(array($this, 'convert_posts'))),
array('custom', array(array($this, 'convert_topics'))),
);
}
public function convert_posts($start)
{
$content_visibility = $this->get_content_visibility();
$limit = 250;
$i = 0;
$sql = 'SELECT p.*, t.topic_first_post_id, t.topic_last_post_id
FROM ' . $this->table_prefix . 'posts p, ' . $this->table_prefix . 'topics t
WHERE p.post_deleted > 0
AND t.topic_id = p.topic_id';
$result = $this->db->sql_query_limit($sql, $limit, $start);
while ($row = $this->db->sql_fetchrow($result))
{
$content_visibility->set_post_visibility(
ITEM_DELETED,
$row['post_id'],
$row['topic_id'],
$row['forum_id'],
$row['post_deleted'],
$row['post_deleted_time'],
'',
($row['post_id'] == $row['topic_first_post_id']) ? true : false,
($row['post_id'] == $row['topic_last_post_id']) ? true : false
);
$i++;
}
$this->db->sql_freeresult($result);
if ($i == $limit)
{
return $start + $i;
}
}
public function convert_topics($start)
{
$content_visibility = $this->get_content_visibility();
$limit = 100;
$i = 0;
$sql = 'SELECT *
FROM ' . $this->table_prefix . 'topics
WHERE topic_deleted > 0';
$result = $this->db->sql_query_limit($sql, $limit, $start);
while ($row = $this->db->sql_fetchrow($result))
{
$content_visibility->set_topic_visibility(
ITEM_DELETED,
$row['topic_id'],
$row['forum_id'],
$row['topic_deleted'],
$row['topic_deleted_time'],
''
);
$i++;
}
$this->db->sql_freeresult($result);
if ($i == $limit)
{
return $start + $i;
}
}
/**
* @return \phpbb\content_visibility
*/
protected function get_content_visibility()
{
return $this->container->get('content.visibility');
}
}