/**
* Validate a string as fitting the unique name pattern
*
* This function is similar to @reason_unique_name_valid_string(), but returns the given string if the given string matches the pattern
*
* @param string $string The string to validate
* @return string The given string if it matches the pattern; otherwise an empty string
*/
function reason_unique_name_validate_string($string)
{
if (reason_unique_name_valid_string($string)) {
return $string;
}
return '';
}
function _check_unique_name_field()
{
if ($this->get_value('unique_name')) {
if (!reason_unique_name_valid_string($this->get_value('unique_name'))) {
$this->set_error('unique_name', 'Unique name must be just numbers, letters, and/or underscores. Please make sure the unique name doesn\'t contain any other characters.');
} else {
$id = id_of($this->get_value('unique_name'), true, false);
if (!empty($id) && $id != $this->_id) {
$entity = new entity($id);
$this->set_error('unique_name', 'The unique name "' . $this->get_value('unique_name') . '" is already used by the item "' . $entity->get_value('name') . '". Please choose another.');
}
}
}
}
