EventCollector.php
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<?php
namespace Barryvdh\Debugbar\DataCollector;
use DebugBar\DataCollector\TimeDataCollector;
use Illuminate\Events\Dispatcher;
use Illuminate\Support\Str;
use Symfony\Component\HttpKernel\DataCollector\Util\ValueExporter;
class EventCollector extends TimeDataCollector
{
/** @var Dispatcher */
protected $events;
/** @var ValueExporter */
protected $exporter;
public function __construct($requestStartTime = null)
{
parent::__construct($requestStartTime);
$this->exporter = new ValueExporter();
}
public function onWildcardEvent($name = null, $data = [])
{
// Pre-Laravel 5.4, using 'firing' to get the current event name.
if (method_exists($this->events, 'firing')) {
$name = $this->events->firing();
// Get the arguments passed to the event
$data = func_get_args();
}
$params = $this->prepareParams($data);
$time = microtime(true);
// Find all listeners for the current event
foreach ($this->events->getListeners($name) as $i => $listener) {
// Check if it's an object + method name
if (is_array($listener) && count($listener) > 1 && is_object($listener[0])) {
list($class, $method) = $listener;
// Skip this class itself
if ($class instanceof static) {
continue;
}
// Format the listener to readable format
$listener = get_class($class) . '@' . $method;
// Handle closures
} elseif ($listener instanceof \Closure) {
$reflector = new \ReflectionFunction($listener);
// Skip our own listeners
if ($reflector->getNamespaceName() == 'Barryvdh\Debugbar') {
continue;
}
// Format the closure to a readable format
$filename = ltrim(str_replace(base_path(), '', $reflector->getFileName()), '/');
$listener = $reflector->getName() . ' (' . $filename . ':' . $reflector->getStartLine() . '-' . $reflector->getEndLine() . ')';
} else {
// Not sure if this is possible, but to prevent edge cases
$listener = $this->formatVar($listener);
}
$params['listeners.' . $i] = $listener;
}
$this->addMeasure($name, $time, $time, $params);
}
public function subscribe(Dispatcher $events)
{
$this->events = $events;
$events->listen('*', [$this, 'onWildcardEvent']);
}
protected function prepareParams($params)
{
$data = [];
foreach ($params as $key => $value) {
if (is_object($value) && Str::is('Illuminate\*\Events\*', get_class($value))) {
$value = $this->prepareParams(get_object_vars($value));
}
$data[$key] = htmlentities($this->exporter->exportValue($value), ENT_QUOTES, 'UTF-8', false);
}
return $data;
}
public function collect()
{
$data = parent::collect();
$data['nb_measures'] = count($data['measures']);
return $data;
}
public function getName()
{
return 'event';
}
public function getWidgets()
{
return [
"events" => [
"icon" => "tasks",
"widget" => "PhpDebugBar.Widgets.TimelineWidget",
"map" => "event",
"default" => "{}",
],
'events:badge' => [
'map' => 'event.nb_measures',
'default' => 0,
],
];
}
}