/**
* Execute the controller.
*
* @return boolean True if controller finished execution, false if the controller did not
* finish execution. A controller might return false if some precondition for
* the controller to run has not been satisfied.
*
* @since 12.1
* @throws LogicException
* @throws RuntimeException
*/
public function execute()
{
$id = $this->input->getInt('id');
$user = JFactory::getUser();
if ($user->guest) {
$this->app->enqueueMessage(JText::_('JGLOBAL_YOU_MUST_LOGIN_FIRST'), 'error');
} else {
$model = new MonitorModelSubscription();
if (!$model->isSubscriberIssue($id, $user->id)) {
$model->subscribeIssue($id, $user->id);
$this->app->enqueueMessage(JText::_('COM_MONITOR_SUBSCRIPTION_ISSUE'), 'message');
}
}
$this->app->redirect(JRoute::_('index.php?option=com_monitor&view=issue&id=' . $id, false));
}
