public function validate($value, &$errors = null)
{
$errors = !is_array($errors) ? array() : $errors;
$validation_api = WPBDP_FieldValidation::instance();
if (!$this->is_required() && $this->type->is_empty_value($value)) {
return true;
}
foreach ($this->validators as $validator) {
$args = $this->type->setup_validation($this, $validator, $value);
$args = is_array($args) ? $args : array();
$res = $validation_api->validate_field($this, $value, $validator, $args);
if (is_wp_error($res)) {
$errors[] = $res->get_error_message();
}
}
if (!$errors) {
return true;
}
return false;
}
public static function instance()
{
if (is_null(self::$instance)) {
self::$instance = new self();
}
return self::$instance;
}
