<?php

require_once '../core/init.php';
if (Input::exists('get') && Input::get('a') != '' && (privilege() == 'dean' || privilege() == 'director' || privilege() == 'admin')) {
    $ab = Input::get('a');
    $s = new Semester();
    if ($ab == 1) {
        $a = $s->startRegistration();
        if ($a == 1) {
            echo '<div class="alert alert-success alert-dismissible" role="alert">';
            echo '<button type="button" class="close" data-dismiss="alert"><span aria-hidden="true">&times;</span><span class="sr-only">Close</span></button>';
            echo 'Registration process started.';
            echo '</div>';
        } else {
            if ($a == 2) {
                echo '<div class="alert alert-warning alert-dismissible" role="alert">';
                echo '<button type="button" class="close" data-dismiss="alert"><span aria-hidden="true">&times;</span><span class="sr-only">Close</span></button>';
                echo 'No changes made.';
                echo '</div>';
            } else {
                if ($a == 0) {
                    echo '<div class="alert alert-danger alert-dismissible" role="alert">';
                    echo '<button type="button" class="close" data-dismiss="alert"><span aria-hidden="true">&times;</span><span class="sr-only">Close</span></button>';
                    echo 'Invalid authentication. Please try again later or re-login.';
                    echo '</div>';
                }
            }
        }
    }
    if ($ab == 2) {
        $a = $s->stopRegistration();