/**
* Helper function to find the first date argument handler for this view.
*
* @param \Drupal\views\ViewExecutable $view
* @param null $display_id
*
* @return \Drupal\calendar\DateArgumentWrapper|FALSE Returns the Date handler if one is found, or FALSE otherwise.
* Returns the Date handler if one is found, or FALSE otherwise.
*/
public static function getDateArgumentHandler(ViewExecutable $view, $display_id = NULL)
{
$all_arguments = [];
if ($display_id) {
// If we aren't dealing with current display we have to load the argument handlers.
/** @var \Drupal\views\Plugin\ViewsHandlerManager $argument_manager */
$argument_manager = \Drupal::getContainer()->get('plugin.manager.views.argument');
$argument_configs = $view->getHandlers('argument', $display_id);
foreach ($argument_configs as $argument_config) {
$all_arguments[] = $argument_manager->createInstance($argument_config['plugin_id'], $argument_config);
}
} else {
// $view->argument actually contains an array of current arguments.
$all_arguments = $view->argument;
}
if ($all_arguments) {
$current_position = 0;
/**
* @var $name
* @var \Drupal\views\Plugin\views\argument\ArgumentPluginBase $handler
*/
foreach ($all_arguments as $name => $handler) {
if (static::isCalendarArgument($handler)) {
$wrapper = new DateArgumentWrapper($handler);
$wrapper->setPosition($current_position);
return $wrapper;
}
$current_position++;
}
}
return FALSE;
}
