protected function _validateFile()
{
if ($this->_fileExists === false) {
return;
}
//is file extension allowed
if (!$this->checkAllowedExtension($this->getFileExtension())) {
throw new Exception('Disallowed file type.');
}
//run validate callbacks
foreach ($this->_validateCallbacks as $params) {
if (is_object($params['object']) && method_exists($params['object'], $params['method'])) {
$params['object']->{$params['method']}($this->_file['tmp_name']);
}
}
}