/**
* Method to validate a RokCommon_Form_AbstractField object based on field data.
*
* @param string $element The XML element object representation of the form field.
* @param string $group The optional dot-separated form group path on which to find the field.
* @param mixed $value The optional value to use as the default for the field.
* @param object $input An optional RokCommon_Registry object with the entire data set to validate
* against the entire form.
*
* @return mixed Boolean true if field value is valid, RokCommon_Form_Exception on failure.
*
* @since 11.1
*/
protected function validateField($element, $group = null, $value = null, $input = null)
{
// Make sure there is a valid RokCommon_XMLElement.
if (!$element instanceof RokCommon_XMLElement) {
return new RokCommon_Form_Exception(rc__('JLIB_FORM_ERROR_VALIDATE_FIELD'), -1, E_ERROR);
}
// Initialise variables.
$valid = true;
// Check if the field is required.
$required = (string) $element['required'] == 'true' || (string) $element['required'] == 'required';
if ($required) {
// If the field is required and the value is empty return an error message.
if ($value === '' || $value === null) {
// Does the field have a defined error message?
if ($element['message']) {
$message = $element['message'];
} else {
if ($element['label']) {
$message = rc__($element['label']);
} else {
$message = rc__($element['name']);
}
$message = rc_n('JLIB_FORM_VALIDATE_FIELD_REQUIRED', $message);
}
return new RokCommon_Form_Exception($message, 2, E_WARNING);
}
}
// Get the field validation rule.
if ($type = (string) $element['validate']) {
// Load the RokCommon_Form_AbstractValidator object for the field.
$rule = $this->loadRuleType($type);
// If the object could not be loaded return an error message.
if ($rule === false) {
return new RokCommon_Form_Exception(rc_n('JLIB_FORM_VALIDATE_FIELD_RULE_MISSING', $type), -2, E_ERROR);
}
// Run the field validation rule test.
$valid = $rule->test($element, $value, $group, $input, $this);
// Check for an error in the validation test.
if ($valid instanceof Exception) {
return $valid;
}
}
// Check if the field is valid.
if ($valid === false) {
// Does the field have a defined error message?
$message = (string) $element['message'];
if ($message) {
return new RokCommon_Form_Exception(rc__($message), 1, E_WARNING);
} else {
return new RokCommon_Form_Exception(rc_n('JLIB_FORM_VALIDATE_FIELD_INVALID', rc__((string) $element['label'])), 1, E_WARNING);
}
}
return true;
}
/**
* @param $string
* @param $n
*/
function rc_ne($string, $n)
{
echo rc_n($string, $n);
}