/**
* Main method.
*
* @since 0.1
*
* @param string $subPage
*/
public function execute($subPage)
{
parent::execute($subPage);
$args = explode('/', $this->subPage, 2);
if ($args[0] === '') {
$this->showWarning(wfMessage('ep-enroll-no-id'));
} else {
$course = EPCourse::get($args[0]);
if ($course === false) {
$this->showWarning(wfMessage('ep-enroll-invalid-id'));
} elseif ($course->getStatus() === 'current') {
$this->setPageTitle($course);
$token = '';
$tokenIsValid = $course->getField('token') === '';
if (!$tokenIsValid) {
if (count($args) === 2) {
$token = $args[1];
} elseif ($this->getRequest()->getCheck('wptoken')) {
$token = $this->getRequest()->getText('wptoken');
}
$tokenIsValid = $course->getField('token') === $token;
$this->token = $token;
}
if ($tokenIsValid) {
$this->showEnrollmentView($course);
} else {
if ($token !== '') {
$this->showWarning(wfMessage('ep-enroll-invalid-token'));
}
$this->showTokenInput();
}
} else {
$this->setPageTitle($course);
$this->showWarning(wfMessage('ep-enroll-course-' . $course->getStatus()));
}
}
}