indexExport.php

<?php
/*
Gibbon, Flexible & Open School System
Copyright (C) 2010, Ross Parker

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/

include './functions.php';
include './config.php';

//New PDO DB connection
$pdo = new Gibbon\sqlConnection();
$connection2 = $pdo->getConnection();

@session_start();

$gibbonRollGroupID = $_GET['gibbonRollGroupID'];
$URL = $_SESSION[$guid]['absoluteURL'].'/index.php';

try {
    $data = array('gibbonPersonIDTutor' => $_SESSION[$guid]['gibbonPersonID'], 'gibbonPersonIDTutor2' => $_SESSION[$guid]['gibbonPersonID'], 'gibbonPersonIDTutor3' => $_SESSION[$guid]['gibbonPersonID']);
    $sql = 'SELECT * FROM gibbonRollGroup WHERE (gibbonPersonIDTutor=:gibbonPersonIDTutor OR gibbonPersonIDTutor2=:gibbonPersonIDTutor2 OR gibbonPersonIDTutor3=:gibbonPersonIDTutor3)';
    $result = $connection2->prepare($sql);
    $result->execute($data);
} catch (PDOException $e) {
    $URL .= '?return=error0';
    header("Location: {$URL}");
}

if ($result) {
    if ($gibbonRollGroupID == '') {
        $URL .= '?return=error1';
        header("Location: {$URL}");
    } else {
        if ($result->rowCount() < 1) {
            $URL .= '?return=error3';
            header("Location: {$URL}");
        } else {
            //Proceed!
            $sql = 'SELECT surname, preferredName, email FROM gibbonStudentEnrolment INNER JOIN gibbonPerson ON gibbonStudentEnrolment.gibbonPersonID=gibbonPerson.gibbonPersonID WHERE gibbonRollGroupID='.$gibbonRollGroupID." AND status='Full' AND (dateStart IS NULL OR dateStart<='".date('Y-m-d')."') AND (dateEnd IS NULL  OR dateEnd>='".date('Y-m-d')."') ORDER BY surname, preferredName";
            $exp = new Gibbon\Excel();
            $exp->exportWithQuery($sql, 'classList.xls', $connection2);
        }
    }
}