<?php
    require_once(dirname(dirname(dirname(dirname(__FILE__))))."/engine/engine.php");

    $TeKe->plugin->test_constructor_gatekeeper(); 

    $id = get_input("id");
    $first_name = get_input('first_name');
    $last_name = get_input('last_name');
    $email = get_input('email');
    $role = 5;
    $institution = get_input('institution');
    $handler = get_input('handler', 'assessments');
    $forward_to = WWW_ROOT."{$handler}/assessment/${id}/proctor";

    $input_values = array();
    $input_values['first_name'] = $first_name;
    $input_values['last_name'] = $last_name;
    $input_values['email'] = $email;
    $input_values['institution'] = $institution;
    $_SESSION['input_values'] = $input_values;

	if (empty($first_name) || empty($last_name) || empty($email)) {
		$TeKe->add_system_message(_("At least one of the parameters is empty."), 'error');
        forward($forward_to);
    } else if (!$TeKe->user->is_valid_email($email)) {
        $TeKe->add_system_message(_("Email is not valid."), "error");
        forward($forward_to);
    } else if ($TeKe->user->check_email_exists($email)) {
        $TeKe->add_system_message(_("User with that email already exists."), "error");
        forward($forward_to);
    } else {
        if ($user_id = $TeKe->plugin->addUser($first_name, $last_name, $email, $role, $institution)) {
            $TeKe->add_system_message(_("Success"));
        } else {
            $TeKe->add_system_message(_("Registration failed."), 'error');
            forward($forward_to);
        }
    }

    unset($_SESSION['input_values']);
    forward($forward_to);
?>