Как использовать функции компонента в модуле? - Модификации расширений для Joomla

components/com_rseventspro/models/rseventspro.php

class rseventsproModelRseventspro extends JModelLegacy {

	// Check if the current user can subscribe
	public function getCanSubscribe() {
		$id		= $this->_app->input->getInt('id');
		$query	= $this->_db->getQuery(true);
		$jinput	= JFactory::getApplication()->input;
		
		// Get the event details
		$query->clear()
			->select($this->_db->qn('end'))->select($this->_db->qn('registration'))->select($this->_db->qn('start_registration'))
			->select($this->_db->qn('end_registration'))->select($this->_db->qn('max_tickets'))->select($this->_db->qn('max_tickets_amount'))
			->select($this->_db->qn('form'))->select($this->_db->qn('allday'))->select($this->_db->qn('start'))
			->from($this->_db->qn('#__rseventspro_events'))
			->where($this->_db->qn('id').' = '.$id);
		
			// не буду писать весь код...
		
		}
		
		return array('status' => true);
	}
}

require_once JPATH_SITE.'/components/com_rseventspro/models/rseventspro.php';

$cansubscribe = rseventsproModelRseventspro::getCanSubscribe('status');

<?php if ($this->cansubscribe['status']) { ?>
Кнопка регистрации
<?php } ?>

JModelLegacy::addIncludePath(JPATH_SITE.'/components/com_rseventspro/models', 'getCanSubscribe');

		JModelLegacy::addIncludePath(JPATH_SITE. '/components/com_users/models');
		$model = JModelLegacy::getInstance( 'Reset', 'UsersModel' );

// подключаем модель
JModelLegacy::addIncludePath(JPATH_SITE.'/components/com_rseventspro/models', 'rseventsproModel');
$model = JModelLegacy::getInstance('Rseventspro', 'rseventsproModel', array('ignore_request' => true));

// получаем статус
$status = $model->getCanSubscribe('status');