/**
* ArrayAccess; Returns the value at specified offset, loading the section if needed.
*
* @param string $key
* @return Config_File
*/
public function offsetGet($key)
{
if (parent::offsetExists($key)) {
return parent::offsetGet($key);
}
$dirname = "{$this->_path}/{$key}";
$filename = "{$dirname}.{$this->_ext}";
$options = array();
if ($this->_transformer) {
$options['transformer'] = $this->_transformer;
}
if (is_dir($dirname)) {
parent::offsetSet($key, new Config_Dir(Fs::dir($dirname), $options));
} elseif (file_exists($filename)) {
parent::offsetSet($key, new Config_File(Fs::file($filename), $options));
} else {
trigger_error("Configuration section '{$key}' doesn't exist for '{$this->_path}'", E_WARNING);
return null;
}
return parent::offsetGet($key);
}
