/**
* General method for generate widget
*
* @param string[] $construction
* @return string
*/
public function generateWidget($construction)
{
$params = $this->getParameters($construction[2]);
// Determine what name block should have in layout
$name = null;
if (isset($params['name'])) {
$name = $params['name'];
}
// validate required parameter type or id
if (!empty($params['type'])) {
$type = $params['type'];
} elseif (!empty($params['id'])) {
$preConfigured = $this->_widgetResource->loadPreconfiguredWidget($params['id']);
$type = $preConfigured['widget_type'];
$params = $preConfigured['parameters'];
} else {
return '';
}
// we have no other way to avoid fatal errors for type like 'cms/widget__link', '_cms/widget_link' etc.
$xml = $this->_widget->getWidgetByClassType($type);
if ($xml === null) {
return '';
}
// define widget block and check the type is instance of Widget Interface
$widget = $this->_layout->createBlock($type, $name, ['data' => $params]);
if (!$widget instanceof \Magento\Widget\Block\BlockInterface) {
return '';
}
return $widget->toHtml();
}
