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<?php
/**
* FIDD class. See ../README.md.
*
* PHP 5.3
*
* @license http://www.opensource.org/licenses/MIT MIT
* @author Romain d'Alverny @rdalverny
*/
include 'lib/lib.php';
include 'lib/fabpot-yaml/lib/sfYaml.php';
/**
*/
class FIDD
{
/**
* @param string $app_path
* @param string $url rsync url to sync from
* @param string $prefix
*
* @return boolean
*/
public static function run($app_path, $url, $prefix)
{
$tmp_path = $app_path . '/var/tmp';
echo sprintf("rsync'ing bcd.mageia.org files from %s...\n", $url);
if (self::rsync_mirror_files($url, $tmp_path)) {
echo "Failed to rsync remote ISOs...\n";
return false;
}
echo "fetching ISOs filesize...\n";
$filesizes = self::rsync_get_filesizes($url);
echo "building definition file...\n";
$info = self::build_definitions($prefix, $tmp_path, $filesizes);
self::save_definitions($info, $app_path . '/var/definitions');
return true;
}
/**
* Dump $definitions into JSON, YAML and INI formats in $dir.
*
* @param array $definitions
* @param string $app_root
*
* @return void
*/
private static function save_definitions($definitions, $dir)
{
ksort($definitions);
// JSON
file_put_contents($dir . '/data.json', json_encode($definitions));
// dump into YAML
$s = sfYaml::dump($definitions, 10);
file_put_contents($dir . '/data.yaml', $s);
// dump into INI
write_ini_file($definitions, $dir . '/data.ini', true);
echo sprintf("Found %d items:\n - %s\n\nand %d invalid ones.\n",
count($definitions),
implode("\n - ", array_keys($definitions)),
isset($definitions['invalid']) ? count($definitions['invalid']) : 0);
echo "Data is now available in 3 formats: var/definitions/data.{json,yaml,ini}. Help yourself!\n\n";
}
/**
* Mirror files from remote.
*
* @param string $url
* @param string $dir where to mirror files
*/
private static function rsync_mirror_files($url, $dir)
{
$cmd = sprintf('/usr/bin/rsync -avHP --exclude=*.iso %s %s',
escapeshellarg($url),
escapeshellarg($dir));
exec($cmd, $out, $ret);
return $ret;
}
/**
* Get and format all ISOs file size.
*
* @param string $url rsync url where to look at data.
*
* @return array ["file.iso" => "size", ...]
*/
private static function rsync_get_filesizes($url)
{
$cmd = sprintf('/usr/bin/rsync -a --list-only --no-h %s | awk \'{print $2"\t"$5}\'',
escapeshellarg($url));
$isos = array();
exec($cmd, $out, $ret);
if ($ret === 0) {
foreach ($out as $line) {
$line = explode("\t", trim($line));
if (trim(substr($line[1], -3, 3)) == 'iso') {
$file = explode('/', $line[1]);
$isos[$file[1]] = formatBytes($line[0], 1);
}
}
}
return $isos;
}
/**
* Parse mirrors files in $dir and build a catalog of these.
*
* @param string $prefix
* @param string $dir where to look for files
* @param array $filesizes sizes of each .iso file
*
* @return array
*/
function build_definitions($prefix, $dir, $filesizes)
{
$info = array();
$isos = glob($dir . '/*');
foreach ($isos as $isodir) {
$data = array();
$files = glob($isodir . '/*.*');
foreach ($files as $f) {
$fi = pathinfo($f);
$ext = $fi['extension'];
switch ($fi['extension'])
{
case 'md5':
$key = str_replace('.iso.md5', '.iso', basename($f));
$data['file'] = $key;
$data['md5'] = self::get_checksum_value($f);
break;
case 'sha1': $data['sha1'] = self::get_checksum_value($f); break;
case 'langs': $data['langs'] = implode(', ', explode("\n", trim(file_get_contents($f)))); break;
}
}
if (null !== ($ret = self::is_correct_name($data['file']))) {
$data['path'] = sprintf('%s/%s',
$ret['release'] == '' ? sprintf('iso/%s', $ret['version']) : 'iso/cauldron',
str_replace('.iso', '', $data['file'])
);
$data['torrent'] = sprintf('%s/%s',
$ret['release'] == '' ? sprintf('iso/%s/torrents', $ret['version']) : 'iso/cauldron',
str_replace('.iso', '.torrent', $data['file'])
);
$data['name'] = str_replace(array('-', '.iso', 'i586', 'x86_64'), array(' ', '', '32bit', '64bit'), $data['file']);
$data['size'] = $filesizes[$data['file']];
$info[$data['file']] = $data;
} else {
$info['invalid'][] = $data;
}
//$info[str_replace($prefix . '-', '', $key)] = $data;
}
return $info;
}
/**
* Extract checksum from .md5 or .sha1 file.
*
* @param string $f
*
* @return string
*/
private static function get_checksum_value($f)
{
$s = trim(file_get_contents($f));
$s = explode(" ", $s);
return trim($s[0]);
}
/**
* Validate and extract Mageia image name.
*
* @see https://wiki.mageia.org/en/Product_naming
*
* @param string $s
*
* @return array
*/
public static function is_correct_name($s)
{
$re = '/^(Mageia)-(\d+(.\d)?)(-(alpha|beta|RC|rc)(\d*))?(-(.*))?-(i586|x86_64|dual)?(-(CD|DVD|BR))?(-(build\_\w+))?\.(.*)$/';
if (preg_match($re, $s, $arr)) {
$ret = array(
'name' => $arr[1],
'version' => $arr[2],
'release' => $arr[4] . $arr[5],
'variant' => $arr[7],
'arch' => $arr[8],
'medium' => $arr[10],
'build' => $arr[12],
'ext' => $arr[13]
);
return $ret;
}
return false;
}
}
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