/**
* Removes a node from the outgoing nodes of this node.
*
* Automatically removes $this as an in node of $node.
*
* @param ezcWorkflowNode $node The node that is to be removed as outgoing node.
* @throws ezcWorkflowInvalidWorkflowException if the operation violates the constraints of the nodes involved.
* @return boolean
*/
public function removeOutNode(ezcWorkflowNode $node)
{
$index = ezcWorkflowUtil::findObject($this->outNodes, $node);
if ($index !== false) {
// Remove this node as an incoming node from the other node.
if (!self::$internalCall) {
self::$internalCall = true;
$node->removeInNode($this);
} else {
self::$internalCall = false;
}
unset($this->outNodes[$index]);
$this->numOutNodes--;
return true;
}
return false;
}
