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<?php
/**
* BusinessAdmin: administrative software for small companies
* Copyright (C) 2015 Camil Staps (ViviSoft)
*
* 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/>.
*/
error_reporting(E_ALL);
ini_set('display_errors', 1);
require('../conf.php');
function lower_version($that, $new) {
$that = explode('.', $that);
$new = explode('.', $new);
while (count($that) < count($new)) $that[] = 0;
while (count($new) < count($that)) $new[] = 0;
for ($i = 0; $i < count($new); $i++) {
if ($new[$i] > $that[$i]) {
return true;
}
}
return false;
}
if (isset($_GET['upgrade'])) {
if (lower_version($_GET['upgrade'], '0.1')) {
try {
$_pdo->query("ALTER TABLE `".constants::db_prefix."assignment` CHANGE `hours` `hours` FLOAT UNSIGNED NOT NULL");
} catch (PDOException $e) {
echo "Altering the database structure failed with a PDOException ({$e->getCode()}): {$e->getMessage()}<br/>" . $e->getTraceAsString();
}
}
if (lower_version($_GET['upgrade'], '0.2.2')) {
try {
$_pdo->query("ALTER TABLE `".constants::db_prefix."assignment` DROP FOREIGN KEY `assignment_ibfk_1`");
$_pdo->query("ALTER TABLE `".constants::db_prefix."assignment` ADD CONSTRAINT `assignment_ibfk_1` FOREIGN KEY (`offerId`) REFERENCES `".constants::db_prefix."offer` (`id`) ON DELETE CASCADE ON UPDATE CASCADE");
} catch (PDOException $e) {
echo "Altering the database structure failed with a PDOException ({$e->getCode()}): {$e->getMessage()}<br/>" . $e->getTraceAsString();
}
}
echo "<br/>All done.";
}
?>
<p>You're going to upgrade to version <?=constants::version?>. What was your old version number?</p>
<form method="GET">
<input type="text" name="upgrade" placeholder="Old version"/>
<input type="submit" value="Upgrade"/>
</form>
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