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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;
abstract class profilefield_base_migration extends \phpbb\db\migration\migration
{
protected $profilefield_name;
protected $profilefield_database_type;
protected $profilefield_data;
protected $user_column_name;
public function effectively_installed()
{
return $this->db_tools->sql_column_exists($this->table_prefix . 'profile_fields_data', 'pf_' . $this->profilefield_name);
}
public function update_schema()
{
return array(
'add_columns' => array(
$this->table_prefix . 'profile_fields_data' => array(
'pf_' . $this->profilefield_name => $this->profilefield_database_type,
),
),
);
}
public function revert_schema()
{
return array(
'drop_columns' => array(
$this->table_prefix . 'profile_fields_data' => array(
'pf_' . $this->profilefield_name,
),
),
);
}
public function update_data()
{
return array(
array('custom', array(array($this, 'create_custom_field'))),
array('custom', array(array($this, 'convert_user_field_to_custom_field'))),
);
}
public function create_custom_field()
{
$sql = 'SELECT MAX(field_order) as max_field_order
FROM ' . PROFILE_FIELDS_TABLE;
$result = $this->db->sql_query($sql);
$max_field_order = (int) $this->db->sql_fetchfield('max_field_order');
$this->db->sql_freeresult($result);
$sql_ary = array_merge($this->profilefield_data, array(
'field_order' => $max_field_order + 1,
));
$sql = 'INSERT INTO ' . PROFILE_FIELDS_TABLE . ' ' . $this->db->sql_build_array('INSERT', $sql_ary);
$this->db->sql_query($sql);
$field_id = (int) $this->db->sql_nextid();
$insert_buffer = new \phpbb\db\sql_insert_buffer($this->db, PROFILE_LANG_TABLE);
$sql = 'SELECT lang_id
FROM ' . LANG_TABLE;
$result = $this->db->sql_query($sql);
while ($lang_id = (int) $this->db->sql_fetchfield('lang_id'))
{
$insert_buffer->insert(array(
'field_id' => $field_id,
'lang_id' => $lang_id,
'lang_name' => strtoupper(substr($this->profilefield_name, 6)),// Remove phpbb_ from field name
'lang_explain' => '',
'lang_default_value' => '',
));
}
$this->db->sql_freeresult($result);
$insert_buffer->flush();
}
/**
* @param int $start Start of staggering step
* @return mixed int start of the next step, null if the end was reached
*/
public function convert_user_field_to_custom_field($start)
{
$insert_buffer = new \phpbb\db\sql_insert_buffer($this->db, $this->table_prefix . 'profile_fields_data');
$limit = 250;
$converted_users = 0;
$sql = 'SELECT user_id, ' . $this->user_column_name . '
FROM ' . $this->table_prefix . 'users
WHERE ' . $this->user_column_name . " <> ''
ORDER BY user_id";
$result = $this->db->sql_query_limit($sql, $limit, $start);
while ($row = $this->db->sql_fetchrow($result))
{
$converted_users++;
$cp_data = array(
'pf_' . $this->profilefield_name => $row[$this->user_column_name],
);
$sql = 'UPDATE ' . $this->table_prefix . 'profile_fields_data
SET ' . $this->db->sql_build_array('UPDATE', $cp_data) . '
WHERE user_id = ' . (int) $row['user_id'];
$this->db->sql_query($sql);
if (!$this->db->sql_affectedrows())
{
$cp_data['user_id'] = (int) $row['user_id'];
$cp_data = array_merge($this->get_insert_sql_array(), $cp_data);
$insert_buffer->insert($cp_data);
}
}
$this->db->sql_freeresult($result);
$insert_buffer->flush();
if ($converted_users < $limit)
{
// No more users left, we are done...
return;
}
return $start + $limit;
}
protected function get_insert_sql_array()
{
static $profile_row;
if ($profile_row === null)
{
global $phpbb_container;
$manager = $phpbb_container->get('profilefields.manager');
$profile_row = $manager->build_insert_sql_array(array());
}
return $profile_row;
}
}
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