/**
* Returns the source structure file location, or the default.
*
* Please note that the default is the target location of the parser appended with the structure.xml filename.
* This is because in a default situation the structure.xml is located in the target folder of the parser.
*
* @return string
*/
public function getSource()
{
$source = parent::getSource();
$source = $source === null ? trim(DocBlox_Core_Abstract::config()->parser->target) . '/structure.xml' : trim($source);
if ($source == '' || $source == DIRECTORY_SEPARATOR) {
throw new Zend_Console_Getopt_Exception('Either an empty path or root was given: ' . $source);
}
if (is_dir($source)) {
throw new Zend_Console_Getopt_Exception('The given path "' . $source . '" is a folder; we expect the exact location of the structure file ' . '(i.e. data/output/structure.xml)');
}
if (!is_readable($source)) {
throw new Zend_Console_Getopt_Exception('The given path "' . $source . '" either does not exist or is not readable.');
}
return realpath($source);
}
