/**
* Instanciates the configuration once
* To avoid using Singletons. Checks if the static property $config
* exits before re-instanciating config.
*
* @return ConfigurationManager the config
*/
private function loadConfig()
{
if (isset(self::$config)) {
return self::$config;
} else {
$config = new ConfigurationManager(array(BUSINESS . '../conf/apps.ini', BUSINESS . 'conf/' . $this->module . '.ini'), new INIConfigurationParser());
$config->merge();
self::$config = $config;
return $config;
}
}