Current File : /home/vacivi36/intranet.vacivitta.com.br/protected/humhub/components/Widget.php
<?php
/**
* @link https://www.humhub.org/
* @copyright Copyright (c) 2017 HumHub GmbH & Co. KG
* @license https://www.humhub.com/licences
*/
namespace humhub\components;
use Yii;
use humhub\libs\WidgetCreateEvent;
/**
* @inheritdoc
* @property-read \humhub\modules\ui\view\components\View $view
*/
class Widget extends \yii\base\Widget
{
/**
* @event WidgetCreateEvent an event raised before creating a widget.
*/
const EVENT_CREATE = 'create';
/**
* @var bool if set to false this widget won't be rendered
*/
public $render = true;
/**
* @var string defines an optional layout
*/
public $widgetLayout;
/**
* Creates a widget instance and runs it.
*
* The widget rendering result is returned by this method.
* @param array $config name-value pairs that will be used to initialize the object properties
* @return string the rendering result of the widget.
* @throws \Exception
*/
public static function widget($config = [])
{
if (!isset($config['class'])) {
$config['class'] = get_called_class();
}
if (isset($config['render']) && $config['render'] === false) {
return '';
}
\yii\base\Event::trigger(static::class, self::EVENT_CREATE, new WidgetCreateEvent($config));
ob_start();
ob_implicit_flush(false);
try {
/* @var $widget Widget */
$widget = Yii::createObject($config);
$out = '';
if ($widget->beforeRun()) {
$result = (empty($widget->widgetLayout)) ? $widget->run() : $widget->render($widget->widgetLayout, $widget->getLayoutViewParams());
$out = $widget->afterRun($result);
}
} catch (\Throwable $e) {
// close the output buffer opened above if it has not been closed already
if (ob_get_level() > 0) {
ob_end_clean();
}
throw $e;
}
return ob_get_clean() . $out;
}
/**
* Returns an array of view parameter used if [[layout]] is set.
*
* By default the actual widget output created by [[run()]] is set as `content` param.
*
* @return array
*/
public function getLayoutViewParams()
{
return [
'content' => $this->run()
];
}
/**
* Process is a wrapper for the run method
*/
public function process()
{
return $this->run();
}
}
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