/**
*
*/
static function pack(Dir $source, File $target)
{
if (!$source->exists()) {
throw new PackerException('Source folder ' . $source . ' not readable.');
}
if (!$target->getParent()->canWrite()) {
throw new PackerException('Target file ' . $target . ' not writable.');
}
$cmd = str_replace(array('{FILE}', '{TARGET}'), array($source, $target), self::$config['pack_template']);
exec($cmd, $out, $res);
if ($res) {
$out[] = PHP_EOL . 'Exit code: ' . $res . PHP_EOL;
$f = Dir::get(Config::getInstance()->root_dir, true)->getDir(self::$config['logDir'])->getFile('pack_' . basename($source) . '.log');
file_put_contents($f, implode(PHP_EOL, $out));
throw new PackerException('Error while unpacking. Return code: ' . $res . '. Log file stored at ' . $f);
}
}
