/**
* Make sure merger dir exists and writeable
* Also can clean it up
*
* @param string $dirRelativeName
* @param bool $cleanup
* @return bool|string
*/
public function initMergerDir($dirRelativeName, $cleanup = false)
{
$mediaDir = Mage::getBaseDir('media');
try {
$dir = Mage::getBaseDir('media') . DS . $dirRelativeName;
if ($cleanup) {
Diglin_Io_File::rmdirRecursive($dir);
}
if (!is_dir($dir)) {
mkdir($dir);
}
return is_writeable($dir) ? $dir : false;
} catch (Exception $e) {
Mage::logException($e);
}
return false;
}