/**
* Adds a validation rule for the current control.
* @param mixed rule type
* @param string message to display for invalid data
* @param mixed optional rule arguments
* @return Rules provides a fluent interface
*/
public function addRule($operation, $message = NULL, $arg = NULL)
{
$rule = new Rule();
$rule->control = $this->control;
$rule->operation = $operation;
$this->adjustOperation($rule);
$rule->arg = $arg;
$rule->type = Rule::VALIDATOR;
if ($message === NULL && isset(self::$defaultMessages[$rule->operation])) {
$rule->message = self::$defaultMessages[$rule->operation];
} else {
$rule->message = $message;
}
if ($this->parent === NULL) {
// notify only direct rules
$this->control->notifyRule($rule);
}
$this->rules[] = $rule;
return $this;
}
/**
* Adds a validation condition on specified control a returns new branch.
* @param IFormControl form control
* @param mixed condition type
* @param mixed optional condition arguments
* @return Rules new branch
*/
public function addConditionOn(IFormControl $control, $operation, $arg = NULL)
{
$rule = new Rule();
$rule->control = $control;
$rule->operation = $operation;
$this->adjustOperation($rule);
$rule->arg = $arg;
$rule->type = Rule::CONDITION;
$rule->subRules = new self($this->control);
$control->notifyRule($rule);
$this->rules[] = $rule;
return $rule->subRules;
}