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Code Releases Wiki Activity

experimental self-upgrading via github

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This commit is contained in:
Michael Save 2012-03-13 03:46:58 +11:00
parent ce74d25a56
commit b9a5c21db2
1 changed files with 96 additions and 0 deletions
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96
mod.php
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@ -268,6 +268,102 @@
'mod'=>true 'mod'=>true
) )
); );
} elseif(preg_match('/^\/upgrade$/', $query)) {
if($mod['type'] != ADMIN)
error($config['error']['noaccess']);
if(!extension_loaded('curl'))
error('You need the cURL PHP extension to do that.');
if(!class_exists('ZipArchive'))
error('You need <a href="http://php.net/manual/en/class.ziparchive.php">the ZipArchive class</a> to do that.');
if(!in_array('zip', stream_get_wrappers()))
error('You need the zip:// stream wrapper to do that.');
$temp = tempnam($config['tmp'], 'tinyboard');
$fp = fopen($temp, 'w+');
$curl = curl_init();
curl_setopt($curl, CURLOPT_URL, 'https://github.com/savetheinternet/Tinyboard/zipball/master');
curl_setopt($curl, CURLOPT_FAILONERROR, true);
curl_setopt($curl, CURLOPT_FOLLOWLOCATION, true);
curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, true);
curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, 2);
curl_setopt($curl, CURLOPT_CONNECTTIMEOUT, 5);
curl_setopt($curl, CURLOPT_TIMEOUT, 45);
curl_setopt($curl, CURLOPT_FILE, $fp);
curl_setopt($curl, CURLOPT_WRITEHEADER, $header = tmpfile());
curl_setopt($curl, CURLOPT_HEADER, true);
curl_exec($curl);
if(curl_errno($curl))
error('Failed downloading newest revision: ' . curl_error($curl));
curl_close($curl);
fflush($fp);
fclose($fp);
fseek($header, 0);
$version = false;
while($line = fgets($header)) {
if(preg_match('/^Content-Disposition: attachment; filename=savetheinternet-Tinyboard-(.+)\.zip\s?$/', $line, $m)) {
$version = $m[1];
}
}
fclose($header);
$zip = new ZipArchive();
if(!$zip->open($temp))
error('Could not make sense of the ZIP archive.');
$version = preg_replace('/^savetheinternet-Tinyboard-(\w+)\//', '$1', $dir = $zip->getNameIndex(0));
$errors = Array();
for($i = 1; $i < $zip->numFiles; $i++) {
$filename = str_replace($dir, '', $zip->getNameIndex($i));
if($filename == 'inc/instance-config.php')
continue; // don't override config
// are we able to write here?
if(!((file_exists($filename) && is_writable($filename)) || (!file_exists($filename) && is_writable($dirname)))) {
// nope
$errors[] = 'Cannot write to ' . $filename . '!';
}
}
if($errors) {
$body = '<div class="ban"><h2>Error(s) upgrading</h2><p>Tinyboard can not self-upgrade until the following is fixed:</p><ul>';
foreach($errors as $error) {
$body .= '<li>' . $error . '</li>';
}
$body .= '</ul><p>Please fix the above errors and refresh to try again.</p></div>';
echo Element('page.html', Array(
'config' => $config,
'title' => 'Error(s) upgrading',
'body' => $body
));
exit;
}
$zip->close();
// For some reason, reading the ZIP entries in PHP doesn't seem to work very well.
// Use bash instead.
shell_exec('TEMP_DIR=$(mktemp -d); unzip -q "' . $temp . '" -d $TEMP_DIR -x "' . $dir . 'inc/instance-config.php"; mv -v $TEMP_DIR/' . $dir . '* "' . getcwd() . '"; rm -rf $TEMP_DIR');
unlink($temp);
echo Element('page.html', Array(
'config' => $config,
'title' => 'Upgraded',
'body' => '<p style="text-align:center">Upgrading seems to have gone okay. You are now at revision <strong>' . $version . '</strong>.</p>'
));
} elseif(preg_match('/^\/log(\/(\d+))?$/', $query, $match)) { } elseif(preg_match('/^\/log(\/(\d+))?$/', $query, $match)) {
if(!hasPermission($config['mod']['modlog'])) error($config['error']['noaccess']); if(!hasPermission($config['mod']['modlog'])) error($config['error']['noaccess']);