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<?php declare(strict_types = 1);
/**
* Multisite collector, used for monitoring use of `switch_to_blog()` and `restore_current_blog()`.
*
* @package query-monitor
*/
if ( ! defined( 'ABSPATH' ) ) {
exit;
}
/**
* @extends QM_DataCollector<QM_Data_Multisite>
*/
class QM_Collector_Multisite extends QM_DataCollector {
public $id = 'multisite';
public function __construct() {
parent::__construct();
$this->data->switches = array();
add_action( 'switch_blog', array( $this, 'action_switch_blog' ), 10, 3 );
}
public function get_storage(): QM_Data {
return new QM_Data_Multisite();
}
/**
* Fires when the blog is switched.
*
* @param int $new_blog_id New blog ID.
* @param int $prev_blog_id Previous blog ID.
* @param string $context Additional context. Accepts 'switch' when called from switch_to_blog()
* or 'restore' when called from restore_current_blog().
* @return void
*/
public function action_switch_blog( $new_blog_id, $prev_blog_id, $context ) {
if ( intval( $new_blog_id ) === intval( $prev_blog_id ) ) {
return;
}
$this->data->switches[] = array(
'new' => $new_blog_id,
'prev' => $prev_blog_id,
'to' => ( 'switch' === $context ),
'trace' => new QM_Backtrace( array(
'ignore_hook' => array(
'switch_blog' => true,
),
'ignore_func' => array(
'switch_to_blog' => true,
'restore_current_blog' => true,
),
) ),
);
}
}
if ( is_multisite() ) {
# Load early to detect as many happenings during the bootstrap process as possible
QM_Collectors::add( new QM_Collector_Multisite() );
}
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