/**
* Add a step callback
*
* Step callbacks, are callbacks that executed when the API reaches
* a certain step, multiple callbacks can be set for the same step.
* @param string $step
* @param function $callback
* @since 0.1.1
* @throws Exception When callback is not not callable
* @throws Phramework\Exceptions\IncorrectParametersException
*/
public function add($step, $callback)
{
//Check if step is allowed
(new \Phramework\Validate\EnumValidator([self::STEP_BEFORE_AUTHENTICATION_CHECK, self::STEP_AFTER_AUTHENTICATION_CHECK, self::STEP_AFTER_CALL_URISTRATEGY, self::STEP_BEFORE_CALL_URISTRATEGY, self::STEP_BEFORE_CLOSE, self::STEP_FINALLY, self::STEP_ERROR]))->parse($step);
if (!is_callable($callback)) {
throw new \Exception(Phramework::getTranslated('Callback is not callable'));
}
//If stepCallback list is empty
if (!isset($this->stepCallback[$step])) {
//Initialize list
$this->stepCallback[$step] = [];
}
//Push
$this->stepCallback[$step][] = $callback;
}
