/**
* Flush the listeners belonging to $groupName in the current php id
*
* @param string $groupName
* @return void
*/
protected function _flushByGroup($groupName)
{
$phpId = $this->_registry->get(SW_ENGINE_CURRENT_PHPID);
if (null === $phpId) {
return;
}
if (!isset($this->_list[$phpId])) {
return;
}
foreach ($this->_list[$phpId] as $eventType => $listeners) {
foreach ($listeners as $offset => $listener) {
if ($listener->getGroup() === $groupName) {
if (isset($currentEventType) && $currentEventType !== $eventType) {
if (count($this->_list[$phpId][$currentEventType]) === 0) {
unset($this->_list[$phpId][$currentEventType]);
}
}
unset($this->_list[$phpId][$eventType][$offset]);
$this->_count--;
$currentEventType = $eventType;
}
}
}
if (isset($currentEventType)) {
$this->_performListMaintenance($phpId, $currentEventType);
}
$logMessage = 'Flushed ALL event listeners belonging to group "%s" in the current phpId ("%d") in class "%s"';
Streamwide_Engine_Logger::debug(sprintf($logMessage, $groupName, $phpId, $this->_class));
$logMessage = 'The event listeners count for class "%s" is %d';
Streamwide_Engine_Logger::debug(sprintf($logMessage, $this->_class, $this->_count));
}
/**
* Retrieve the controller reference from the registry
*
* @return Streamwide_Engine_Controller
* @throws Exception
*/
public function getController()
{
$controller = $this->_registry->get(SW_ENGINE_CONTROLLER);
if (null === $controller) {
throw new Exception('Controller object not set in the registry');
}
return $controller;
}
/**
* Resets the registry (used for testing purposes)
*
* @return void
*/
public function reset()
{
$this->_registry = array();
self::$_instance = null;
}
/**
* Retrieve the next signal from the SW Engine's event queue
*
* @param array $options
* @return Streamwide_Engine_Signal|boolean
*/
public static function dequeue(array $options = null)
{
$registry = Streamwide_Engine_Registry::getInstance();
// initialize options to their default values
if (null === ($engineProxy = $registry->get(SW_ENGINE_PROXY))) {
$engineProxy = new Streamwide_Engine_Proxy();
$registry->set(SW_ENGINE_PROXY, $engineProxy);
}
$timeout = -1;
$savePhpId = true;
if (is_array($options)) {
if (isset($options['timeout'])) {
$timeout = (int) $options['timeout'];
}
if (isset($options['engineProxy']) && $options['engineProxy'] instanceof Streamwide_Engine_Proxy) {
$engineProxy = $options['engineProxy'];
$registry->set(SW_ENGINE_PROXY, $engineProxy);
}
if (isset($options['savePhpId'])) {
$savePhpId = (bool) $options['savePhpId'];
}
}
if (false === ($array = $engineProxy->nextEvent($timeout))) {
return false;
}
$name = $array[self::SIG_NAME];
$phpId = $array[self::SIG_PHPID];
$remote = $array[self::SIG_REMOTE];
$params = $array[self::SIG_PARAMS];
if ($savePhpId) {
$registry->set(SW_ENGINE_CURRENT_PHPID, $phpId);
}
$signal = new self($engineProxy);
$signal->setName($name);
$signal->setPhpId($phpId);
$signal->setRemote($remote);
$signal->setParams($params);
return $signal;
}
/**
* Set a logger to be used by this class
*
* @param Streamwide_Log $log
* @param boolean $overwrite
* @return void
*/
public static function setLog(Streamwide_Log $log, $overwrite = true)
{
$self = self::_getInstance();
if (null !== $self->_log && false === $overwrite) {
return null;
}
if (defined('SW_ENGINE_LOG')) {
$registry = Streamwide_Engine_Registry::getInstance();
$registry->set(SW_ENGINE_LOG, $log);
}
$self->_log = $log;
}