/**
* Return an string in the specified format for current configuration component.
*
* @param string $configuration_type Type of configuration format to generate the string
* @param array $options Specify special options for output
*
* @return string The requested string
*/
public function toString($configuration_type, array $options = array())
{
$return_value = null;
$configuration_storage = __ConfigurationStorageFactory::getInstance()->createConfigurationStorage($configuration_type);
if ($configuration_storage instanceof __ConfigurationStorage) {
$return_value = $configuration_storage->toString($this, $options);
}
return $return_value;
}
/**
* Load an given configuration file, returning a {@link __Configuration} instance representing it.
*
* The configuration file can be set as a relative path or absolute path.<br>
* i.e.<br>
* - config/controllers.xml (relative to the context root directory)<br>
* - /var/www/myapp/config.xml (absolute path)<br>
*
* @param string $configuration_file The configurl or physical configuration file
* @return __Configuration The loaded {@link __Configuration} instance
*/
public function &loadConfigurationFile($configuration_file)
{
$return_value = null;
$configuration_file = __PathResolver::resolvePath($configuration_file);
if (__Lion::getInstance()->getRuntimeDirectives()->getDirective('DEBUG_MODE')) {
$this->_configuration_files_mtimes[$configuration_file] = @filemtime($configuration_file);
}
$configuration_file_type = $this->_getConfigurationFileType($configuration_file);
if (is_readable($configuration_file) && is_file($configuration_file)) {
$return_value = $this->createConfiguration();
$configuration_storage = __ConfigurationStorageFactory::createConfigurationStorage($configuration_file_type);
$configuration_storage->load($configuration_file, $return_value);
$return_value = $this->_parseIncludes($return_value, dirname($configuration_file));
} else {
throw new __ConfigurationException('Configuration file "' . $configuration_file . '" not found or not readable.');
}
return $return_value;
}