Verzeichnisstruktur phpBB-3.1.0
- Veröffentlicht
- 27.10.2014
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release_3_0_11_rc1.php
001 <?php
002 /**
003 *
004 * This file is part of the phpBB Forum Software package.
005 *
006 * @copyright (c) phpBB Limited <https://www.phpbb.com>
007 * @license GNU General Public License, version 2 (GPL-2.0)
008 *
009 * For full copyright and license information, please see
010 * the docs/CREDITS.txt file.
011 *
012 */
013
014 namespace phpbb\db\migration\data\v30x;
015
016 class release_3_0_11_rc1 extends \phpbb\db\migration\migration
017 {
018 public function effectively_installed()
019 {
020 return phpbb_version_compare($this->config['version'], '3.0.11-RC1', '>=');
021 }
022
023 static public function depends_on()
024 {
025 return array('\phpbb\db\migration\data\v30x\release_3_0_10');
026 }
027
028 public function update_data()
029 {
030 return array(
031 array('custom', array(array(&$this, 'cleanup_deactivated_styles'))),
032 array('custom', array(array(&$this, 'delete_orphan_private_messages'))),
033
034 array('config.update', array('version', '3.0.11-RC1')),
035 );
036 }
037
038 public function cleanup_deactivated_styles()
039 {
040 // Updates users having current style a deactivated one
041 $sql = 'SELECT style_id
042 FROM ' . STYLES_TABLE . '
043 WHERE style_active = 0';
044 $result = $this->sql_query($sql);
045
046 $deactivated_style_ids = array();
047 while ($style_id = $this->db->sql_fetchfield('style_id', false, $result))
048 {
049 $deactivated_style_ids[] = (int) $style_id;
050 }
051 $this->db->sql_freeresult($result);
052
053 if (!empty($deactivated_style_ids))
054 {
055 $sql = 'UPDATE ' . USERS_TABLE . '
056 SET user_style = ' . (int) $this->config['default_style'] .'
057 WHERE ' . $this->db->sql_in_set('user_style', $deactivated_style_ids);
058 $this->sql_query($sql);
059 }
060 }
061
062 public function delete_orphan_private_messages()
063 {
064 // Delete orphan private messages
065 $batch_size = 500;
066
067 $sql_array = array(
068 'SELECT' => 'p.msg_id',
069 'FROM' => array(
070 PRIVMSGS_TABLE => 'p',
071 ),
072 'LEFT_JOIN' => array(
073 array(
074 'FROM' => array(PRIVMSGS_TO_TABLE => 't'),
075 'ON' => 'p.msg_id = t.msg_id',
076 ),
077 ),
078 'WHERE' => 't.user_id IS NULL',
079 );
080 $sql = $this->db->sql_build_query('SELECT', $sql_array);
081
082 $result = $this->db->sql_query_limit($sql, $batch_size);
083
084 $delete_pms = array();
085 while ($row = $this->db->sql_fetchrow($result))
086 {
087 $delete_pms[] = (int) $row['msg_id'];
088 }
089 $this->db->sql_freeresult($result);
090
091 if (!empty($delete_pms))
092 {
093 $sql = 'DELETE FROM ' . PRIVMSGS_TABLE . '
094 WHERE ' . $this->db->sql_in_set('msg_id', $delete_pms);
095 $this->sql_query($sql);
096
097 // Return false to have the Migrator call this function again
098 return false;
099 }
100 }
101 }
102