Files
ebusd/contrib/updatecheck/index.php
T
2017-03-19 21:21:08 +01:00

58 lines
1.6 KiB
PHP

<?php
$agent = $_SERVER['HTTP_USER_AGENT'];
if (substr($agent, 0, 5)==='ebusd') {
$r = @file_get_contents('php://input');
$v = @file_get_contents('versions.txt');
$versions = array();
if ($v) {
$v = explode("\n", $v);
$func = function($val, $k) {
global $versions;
$val = explode('=', $val);
if (count($val)>1) {
$versions[$val[0]] = explode(',', $val[1]);
}
};
array_walk($v, $func);
}
header('Content-Type: text/plain');
$ret = 'unknown';
$r = @json_decode($r, true);
if (!$r || !isset($r['v']) || !isset($r['r'])) {
$ret = 'invalid request';
} else {
if (isset($versions['ebusd'])) {
if ($r['v']==$versions['ebusd'][0] && $r['r']==$versions['ebusd'][1]) {
$ret = 'OK';
} else if ($r['v']==$versions['ebusd'][0]) {
$ret = 'revision '.$versions['ebusd'][1].' available';
} else {
$ret = 'version '.$versions['ebusd'][0].' available';
}
}
$configs = '';
$neweravail = 0;
$func = function($val, $k) {
global $versions, $configs, $neweravail;
$v = $versions[$k];
if ($v) {
$newer = $v[2]>$val['t'];
if ($newer || $v[0]!=$val['h'] || $v[1]!=$val['s']) {
if ($newer) $neweravail++;
$configs .= ', '.$k.': '.($newer?'newer':'different').' version available';
}
}
};
array_walk($r['l'], $func);
if (strlen($configs)>100) {
$ret .= ($neweravail?$neweravail.', newer ':', different').' configuration files available';
} else {
$ret .= $configs;
}
}
echo $ret;
exit;
}
header('HTTP/1.1 404 Not Found');
?>