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Direktori : /var/www/knwn/wp-content/plugins/query-monitor/wp-content/ |
Current File : /var/www/knwn/wp-content/plugins/query-monitor/wp-content/db.php |
<?php /** * Plugin Name: Query Monitor Database Class * * ********************************************************************* * * Ensure this file is symlinked to your wp-content directory to provide * additional database query information in Query Monitor's output. * * ********************************************************************* * * @package query-monitor */ if ( ! defined( 'ABSPATH' ) ) { exit; } if ( defined( 'QM_DISABLED' ) && QM_DISABLED ) { return; } if ( 'cli' === php_sapi_name() && ! defined( 'QM_TESTS' ) ) { # For the time being, let's not load QM when using the CLI because we've no persistent storage and no means of # outputting collected data on the CLI. This will hopefully change in a future version of QM. return; } if ( defined( 'DOING_CRON' ) && DOING_CRON ) { # Let's not load QM during cron events for the same reason as above. return; } # No autoloaders for us. See https://github.com/johnbillion/query-monitor/issues/7 $qm_dir = dirname( dirname( __FILE__ ) ); $qm_php = "{$qm_dir}/classes/PHP.php"; if ( ! is_readable( $qm_php ) ) { return; } require_once $qm_php; if ( ! QM_PHP::version_met() ) { return; } $backtrace = "{$qm_dir}/classes/Backtrace.php"; if ( ! is_readable( $backtrace ) ) { return; } require_once $backtrace; if ( ! defined( 'SAVEQUERIES' ) ) { define( 'SAVEQUERIES', true ); } class QM_DB extends wpdb { /** * @var float */ public $time_start; /** * @var array<string, string|null> */ public $qm_php_vars = array( 'max_execution_time' => null, 'memory_limit' => null, 'upload_max_filesize' => null, 'post_max_size' => null, 'display_errors' => null, 'log_errors' => null, ); /** * Class constructor */ public function __construct( $dbuser, $dbpassword, $dbname, $dbhost ) { foreach ( $this->qm_php_vars as $setting => &$val ) { $val = ini_get( $setting ); } parent::__construct( $dbuser, $dbpassword, $dbname, $dbhost ); } /** * Performs a MySQL database query, using current database connection. * * @see wpdb::query() * * @param string $query Database query * @return int|bool Boolean true for CREATE, ALTER, TRUNCATE and DROP queries. Number of rows * affected/selected for all other queries. Boolean false on error. */ public function query( $query ) { if ( $this->show_errors ) { $this->hide_errors(); } $result = parent::query( $query ); $i = $this->num_queries - 1; if ( did_action( 'qm/cease' ) ) { // It's not possible to prevent the parent class from logging queries because it reads // the `SAVEQUERIES` constant and I don't want to override more methods than necessary. $this->queries = array(); } if ( ! isset( $this->queries[ $i ] ) ) { return $result; } $this->queries[ $i ]['trace'] = new QM_Backtrace(); if ( ! isset( $this->queries[ $i ][3] ) ) { $this->queries[ $i ][3] = $this->time_start; } if ( $this->last_error ) { $code = 'qmdb'; if ( $this->dbh instanceof mysqli ) { $code = mysqli_errno( $this->dbh ); } if ( is_resource( $this->dbh ) ) { // Please do not report this code as a PHP 7 incompatibility. Observe the surrounding logic. // phpcs:ignore $code = mysql_errno( $this->dbh ); } $this->queries[ $i ]['result'] = new WP_Error( $code, $this->last_error ); } else { $this->queries[ $i ]['result'] = $result; } return $result; } } // phpcs:ignore WordPress.WP.GlobalVariablesOverride.Prohibited $wpdb = new QM_DB( DB_USER, DB_PASSWORD, DB_NAME, DB_HOST );