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Felix Förtsch
2020-10-20 14:39:50 +02:00
commit 648ded8896
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101
wordpress_plugins/query-monitor/collectors/timing.php Normal file
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<?php
/**
* Timing and profiling collector.
*
* @package query-monitor
*/
class QM_Collector_Timing extends QM_Collector {
public $id = 'timing';
private $track_timer = array();
private $start = array();
private $stop = array();
public function __construct() {
parent::__construct();
add_action( 'qm/start', array( $this, 'action_function_time_start' ), 10, 1 );
add_action( 'qm/stop', array( $this, 'action_function_time_stop' ), 10, 1 );
add_action( 'qm/lap', array( $this, 'action_function_time_lap' ), 10, 2 );
}
public function action_function_time_start( $function ) {
$this->track_timer[ $function ] = new QM_Timer();
$this->start[ $function ] = $this->track_timer[ $function ]->start();
}
public function action_function_time_stop( $function ) {
if ( ! isset( $this->track_timer[ $function ] ) ) {
$trace = new QM_Backtrace();
$this->data['warning'][] = array(
'function' => $function,
'message' => __( 'Timer not started', 'query-monitor' ),
'trace' => $trace,
);
return;
}
$this->stop[ $function ] = $this->track_timer[ $function ]->stop();
$this->calculate_time( $function );
}
public function action_function_time_lap( $function, $name = null ) {
if ( ! isset( $this->track_timer[ $function ] ) ) {
$trace = new QM_Backtrace();
$this->data['warning'][] = array(
'function' => $function,
'message' => __( 'Timer not started', 'query-monitor' ),
'trace' => $trace,
);
return;
}
$this->track_timer[ $function ]->lap( array(), $name );
}
public function calculate_time( $function ) {
$trace = $this->track_timer[ $function ]->get_trace();
$function_time = $this->track_timer[ $function ]->get_time();
$function_memory = $this->track_timer[ $function ]->get_memory();
$function_laps = $this->track_timer[ $function ]->get_laps();
$start_time = $this->track_timer[ $function ]->get_start_time();
$end_time = $this->track_timer[ $function ]->get_end_time();
$this->data['timing'][] = array(
'function' => $function,
'function_time' => $function_time,
'function_memory' => $function_memory,
'laps' => $function_laps,
'trace' => $trace,
'start_time' => ( $start_time - $GLOBALS['timestart'] ),
'end_time' => ( $end_time - $GLOBALS['timestart'] ),
);
}
public function process() {
foreach ( $this->start as $function => $value ) {
if ( ! isset( $this->stop[ $function ] ) ) {
$trace = $this->track_timer[ $function ]->get_trace();
$this->data['warning'][] = array(
'function' => $function,
'message' => __( 'Timer not stopped', 'query-monitor' ),
'trace' => $trace,
);
}
}
if ( ! empty( $this->data['timing'] ) ) {
usort( $this->data['timing'], array( $this, 'sort_by_start_time' ) );
}
}
public function sort_by_start_time( array $a, array $b ) {
if ( $a['start_time'] === $b['start_time'] ) {
return 0;
} else {
return ( $a['start_time'] > $b['start_time'] ) ? 1 : -1;
}
}
}
# Load early in case a plugin is setting the function to be checked when it initialises instead of after the `plugins_loaded` hook
QM_Collectors::add( new QM_Collector_Timing() );