/**
* offsetSet()
*
* @param int $priority
* @param \Zend\Controller\Action\Helper\AbstractHelper $helper
* @return \Zend\Controller\Action\HelperBroker\PriorityStack
*/
public function offsetSet($priority, $helper)
{
$priority = (int) $priority;
if (!$helper instanceof Helper\AbstractHelper) {
throw new Exception('$helper must extend Zend\\Controller\\Action\\Helper\\AbstractHelper');
}
if (array_key_exists($helper->getName(), $this->_helpersByNameRef)) {
// remove any object with the same name
$this->offsetUnset($helper->getName());
}
if (array_key_exists($priority, $this->_helpersByPriority)) {
$priority = $this->getNextFreeHigherPriority($priority);
// ensures LIFO
}
$this->_helpersByPriority[$priority] = $helper;
$this->_helpersByNameRef[$helper->getName()] = $helper;
if ($priority == ($nextFreeDefault = $this->getNextFreeHigherPriority($this->_nextDefaultPriority))) {
$this->_nextDefaultPriority = $nextFreeDefault;
}
krsort($this->_helpersByPriority);
// always make sure priority and LIFO are both enforced
return $this;
}
/**
* Retrieve broker
*
* Hack for now, until this can be refactored. Ensures a broker.
*
* @return Broker
*/
public function getBroker()
{
if (null === parent::getBroker()) {
$this->setBroker(FrontController::getInstance()->getHelperBroker());
}
return $this->broker;
}
/**
* offsetSet()
*
* @param int $priority
* @param \Zend\Controller\Action\Helper\AbstractHelper $helper
* @return \Zend\Controller\Action\HelperBroker\PriorityStack
*/
public function offsetSet($priority, $helper)
{
$priority = (int) $priority;
if (!$helper instanceof Helper\AbstractHelper) {
throw new Exception('$helper must extend Zend\\Controller\\Action\\Helper\\AbstractHelper');
}
if (array_key_exists($helper->getName(), $this->_helpersByNameRef)) {
// remove any object with the same name to retain BC compailitbility
// @todo At ZF 2.0 time throw an exception here.
$this->offsetUnset($helper->getName());
}
if (array_key_exists($priority, $this->_helpersByPriority)) {
$priority = $this->getNextFreeHigherPriority($priority);
// ensures LIFO
trigger_error("A helper with the same priority already exists, reassigning to {$priority}", E_USER_WARNING);
}
$this->_helpersByPriority[$priority] = $helper;
$this->_helpersByNameRef[$helper->getName()] = $helper;
if ($priority == ($nextFreeDefault = $this->getNextFreeHigherPriority($this->_nextDefaultPriority))) {
$this->_nextDefaultPriority = $nextFreeDefault;
}
krsort($this->_helpersByPriority);
// always make sure priority and LIFO are both enforced
return $this;
}
