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<?php
// Check for user data export
if (($user = Request::post('export-user', false, 'string')) !== false) {
User::load();
User::assertPermission('export-user-data', null, '?do=syslog');
if (!Util::verifyToken()) {
die('Invalid Token');
}
$puser = preg_quote($user);
$exp = "$puser logged|^\[$puser\]";
Header('Content-Type: text/plain; charset=utf-8');
Header('Content-Disposition: attachment; filename=bwlehrpool-export-' .Util::sanitizeFilename($user) . '-' . date('Y-m-d') . '.txt');
$srcs = [];
$srcs[] = ['res' => Database::simpleQuery("SELECT dateline, logtypeid AS typeid, clientip, description FROM clientlog
WHERE description REGEXP :exp
ORDER BY dateline ASC", ['exp' => $exp])];
if (Module::get('statistics') !== false) {
$srcs[] = ['res' => Database::simpleQuery("SELECT dateline, typeid, clientip, data AS description FROM statistic
WHERE username = :user
ORDER BY dateline ASC", ['user' => $user])];
}
echo "# Begin log\n";
for (;;) {
unset($best);
foreach ($srcs as &$src) {
if (!isset($src['row'])) {
$src['row'] = $src['res']->fetch();
}
if ($src['row'] !== false && (!isset($best) || $src['row']['dateline'] < $best['dateline'])) {
$best =& $src['row'];
}
}
if (!isset($best))
break;
echo date('Y-m-d H:i:s', $best['dateline']), "\t", $best['typeid'], "\t", $best['clientip'], "\t", $best['description'], "\n";
$best = null; // so we repopulate on next iteration
}
die("# End log\n");
}
if (empty($_POST['type'])) die('Missing options.');
$type = mb_strtolower($_POST['type']);
$ip = $_SERVER['REMOTE_ADDR'];
if (substr($ip, 0, 7) === '::ffff:') $ip = substr($ip, 7);
// TODO: Handle UUID in appropriate modules (optional)
$uuid = Request::post('uuid', '', 'string');
if (strlen($uuid) !== 36) {
// Probably invalid UUID. What to do? Set NULL for now so the insert will succeed
$uuid = null;
error_log("Client log event $type without UUID");
}
/*
* Normal logging
*/
if (!isset($_POST['description'])) die('Missing options..');
$description = $_POST['description'];
$longdesc = '';
if (isset($_POST['longdesc'])) $longdesc = $_POST['longdesc'];
$longdesc = Request::post('longdesc', '', 'string');
if (preg_match('/^[a-z0-9\-]+$/', $type)) {
// Spam from IP?
$row = Database::queryFirst('SELECT Count(*) AS cnt FROM clientlog
WHERE clientip = :client AND dateline + 1800 > UNIX_TIMESTAMP()',
[':client' => $ip]);
if ($row !== false && $row['cnt'] > 250) {
exit(0);
}
ClientLog::write(['machineuuid' => $uuid, 'clientip' => $ip], $type, $description, $longdesc);
}
echo "OK.\n";
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