*/ class MY_Form_validation extends CI_Form_validation { /** * Calls the parent constructor. */ public function __construct() { parent::__construct(); // overwrite default error delimiters $this->set_error_delimiters('

', '

'); } /** * Checks if a username or email is unique. * * @param string $value * @param string $params */ function unique($value, $params) { $CI =& get_instance(); $CI->form_validation->set_message('unique', 'The %s is already being used.'); list($table, $field) = explode(".", $params, 2); $query = $CI->db->select($field)->from($table)->where($field, $value)->limit(1)->get(); if ($query->row()) { return false; } else { return true; } } } /* End of file MY_Form_validation.php */ /* Location: ./application/libraries/MY_Form_validation.php */