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