/**
* @param $post (array('ab_test_id', 'ab_test_updated_by')) submitted values from ab test delete form
* @return response (array)
*/
public function delete($post)
{
// set the ID
$this->ab_test['ab_test_id'] = $post['ab_test_id'];
// get the AB Test
$ab_test = new Enp_quiz_AB_test($post['ab_test_id']);
// check if the user who submitted the form is valid
if ((int) $post['ab_test_updated_by'] !== (int) $ab_test->get_ab_test_owner()) {
// owner isn't valid
$this->add_error('You are not the owner of this AB Test.');
}
// we need to include these for the response
$this->ab_test['quiz_id_a'] = $ab_test->get_quiz_id_a();
$this->ab_test['quiz_id_b'] = $ab_test->get_quiz_id_b();
$this->ab_test['ab_test_updated_by'] = $post['ab_test_updated_by'];
// set the updated at time
$date_time = date("Y-m-d H:i:s");
$this->ab_test['ab_test_updated_at'] = $date_time;
$this->ab_test['ab_test_is_deleted'] = '1';
$if_errors = $this->check_for_errors();
if ($if_errors === false) {
// actually delete it
$this->delete_ab_test($this->ab_test);
}
// return the response
return $this->response;
}
/**
* Randomly select a quiz_id from the ab_test
* @return quiz_id
*/
public function random_ab_test_quiz_selector($ab_test_id)
{
// get the ab_test_id class loaded
$ab_test = new Enp_quiz_AB_test($ab_test_id);
// get the quiz ids
$id_a = $ab_test->get_quiz_id_a();
$id_b = $ab_test->get_quiz_id_b();
// put the quiz ids in an array
$quizzes = array($id_a, $id_b);
// select a random one
$rand = array_rand($quizzes);
$quiz_id = $quizzes[$rand];
// return the selected quiz_id
return $quiz_id;
}
