/**
* DefaultTask constructor.
* Crawl sources configuration and get data from those readers
* @param Configuration $config
*/
public function __construct(Configuration $config)
{
// Get sources
$sources = $config->get(array('sources'), array());
foreach ($sources as $key => $source) {
// Skip this source if not defined
if (!is_array($source) || empty($source)) {
continue;
}
// Empty data array
$data = array();
// Create reader with source conf
$reader = Migrator::createReader(new Configuration($source));
// Writer will set data in an array
$writer = new CallbackWriter(function ($item) use(&$data) {
array_push($data, $item);
});
// Create new workflow
$workflow = new Workflow($reader);
$workflow->addWriter($writer);
$workflow->process();
// Apply data to sources
$this->sources[$key] = $data;
}
if (count($this->sources) > 0) {
$this->data = current($this->sources);
}
// Exec main with this task config
$this->main($config->export());
}
/**
* Create Task from config
* @return mixed
* @throws \Exception
*/
protected function createTask()
{
// Split name and prepend Task namespace to it
$name = $this->conf->get(array('task', 'type'), 'default');
$namespace = array_merge(array('Task'), explode('/', $name));
// Summon a Task with the current Migrator config
return Migrator::summon($namespace, $this->conf->export());
}