protected function _verifyPath($path)
    {
        $path = realpath($path);
        $base = realpath($this->_options['public_dir']);
        return strncmp($path, $base, strlen($base)) !== 0;
    }
protected function _verifyPath($path)
    {
        $path = realpath($path);
        $base = realpath($this->_options['public_dir']);
        return strncmp($path, $base, strlen($base)) !== 0;
    }
protected function _verifyPath ( $ path ) { $ path = realpath ( $ path ) ; $ base = realpath ( $ this -> _options [ 'public_dir' ] ) ; return strncmp ( $ path , $ base , strlen ( $ base ) ) !== 0 ; }
Verify path exists and is non-empty

@param  string $path
@return bool
Verify path exists and is non - empty