/**
* load a rask
*
* @param Charcoal_ObjectPath $obj_path
* @param Charcoal_String|string $path
* @param Charcoal_ITaskManager $task_manager
*
* @return Charcoal_ITask|NULL
*/
private function loadTask($obj_path, $path, $task_manager)
{
// Charcoal_ParamTrait::validateObjectPath( 1, $obj_path );
// Charcoal_ParamTrait::validateString( 2, $path );
// Charcoal_ParamTrait::validateImplements( 3, 'Charcoal_ITaskManager', $task_manager );
// file base name
$base_name = basename($path);
// retrieve class name from file name
$pos = strpos($base_name, '.class.php');
$class_name = substr($base_name, 0, $pos);
// include source file
Charcoal_Framework::loadSourceFile($path);
// create new instance
$klass = new Charcoal_Class($class_name);
$task = $klass->newInstance();
// check if th object implements Charcoal_Task interface
if (!$task instanceof Charcoal_Task) {
// Invoke Exception
_throw(new Charcoal_InterfaceImplementException($task, 'Charcoal_Task'));
}
log_info('system, event, debug', "created task[{$task}] in module[{$obj_path}]");
// build object path for the task
$obj_name = $task->getObjectName();
$task_path = s($obj_name . '@' . $obj_path->getVirtualPath());
// set task property
$task->setObjectPath($task_path);
$task->setTypeName('task');
$task->setSandbox($this->getSandbox());
// load object config
$config = Charcoal_ConfigLoader::loadConfig($this->getSandbox(), $task_path, 'task');
$config = new Charcoal_Config($this->getSandbox()->getEnvironment(), $config);
// configure task
$task->configure($config);
// log_info( 'system, event, debug', "task[$task] configured.");
// regiser task
$task_manager->registerTask($task_path, $task);
log_info('system, event, debug', "task[{$class_name}] registered as: [{$task_path}]");
return $task;
}
/**
* returns event queue
*
* @return Charcoal_IEventQueue
*/
public function getEventQueue()
{
return $this->task_manager->getEventQueue();
}