function start_quiz()
{
$quiz_id = !empty($_REQUEST['quiz_id']) ? absint($_REQUEST['quiz_id']) : 0;
if (!$quiz_id) {
learn_press_send_json(array('result' => 'error', 'message' => __('The quiz ID is empty', 'learn_press')));
}
$quiz = LP_Quiz::get_quiz($quiz_id);
if (!$quiz->id || $quiz->id != $quiz_id) {
learn_press_send_json(array('result' => 'error', 'message' => __('Something is wrong! Please try again', 'learn_press')));
}
$user = learn_press_get_current_user();
if ($quiz->is_require_enrollment() && $user->is('guest')) {
learn_press_send_json(array('result' => 'error', 'message' => __('Please login to do this quiz', 'learn_press')));
}
$user->set_quiz($quiz);
switch (strtolower($user->get_quiz_status())) {
case 'completed':
learn_press_send_json(array('result' => 'error', 'message' => __('You have completed this quiz', 'learn_press'), 'data' => $user->get_quiz_result()));
break;
case 'started':
learn_press_send_json(array('result' => 'error', 'message' => __('You have started this quiz', 'learn_press'), 'data' => array('status' => $user->get_quiz_status())));
break;
default:
$result = $user->start_quiz();
learn_press_send_json(array('result' => 'success', 'data' => $result, 'question_url' => learn_press_get_user_question_url($quiz_id), 'question_content' => $user->get_current_question($quiz_id, 'html')));
}
die;
}
/**
* Redirect to question if user access to a quiz that user has started
*
* @param string
*
* @return string
*/
function learn_press_redirect_to_question($template)
{
global $post_type;
if (is_single() && $post_type == LP()->quiz_post_type) {
$user = learn_press_get_current_user();
$quiz_id = get_the_ID();
$quiz_status = $user->get_quiz_status($quiz_id);
if ($quiz_status == 'started' && learn_press_get_quiz_time_remaining($user->id, $quiz_id) == 0 && get_post_meta($quiz_id, '_lpr_duration', true)) {
$user->finish_quiz($quiz_id);
$quiz_status = 'completed';
}
if (learn_press_get_request('question') && $quiz_status == '') {
wp_redirect(get_the_permalink($quiz_id));
} elseif ($quiz_status == 'started') {
if (learn_press_get_request('question')) {
} else {
wp_redirect(learn_press_get_user_question_url($quiz_id));
die;
}
} elseif ($quiz_status == 'completed' && learn_press_get_request('question')) {
wp_redirect(get_the_permalink($quiz_id));
die;
}
}
return $template;
}
function learn_press_user_start_quiz($quiz_id, $user_id)
{
learn_press_send_json(array('redirect' => learn_press_get_user_question_url($quiz_id)));
}
