/**
* {@inheritodc}
*/
public function startBatchClear(FeedInterface $feed)
{
$feed->lock();
$feed->clearStates();
$batch = ['title' => $this->t('Deleting items from: %title', ['%title' => $feed->label()]), 'init_message' => $this->t('Deleting items from: %title', ['%title' => $feed->label()]), 'operations' => [[[$this, 'clear'], [$feed]]], 'progress_message' => $this->t('Deleting items from: %title', ['%title' => $feed->label()]), 'error_message' => $this->t('An error occored while clearing %title.', ['%title' => $feed->label()])];
batch_set($batch);
}
/**
* {@inheritodc}
*/
public function startBatchExpire(FeedInterface $feed)
{
try {
$feed->lock();
} catch (LockException $e) {
drupal_set_message(t('The feed became locked before the expiring could begin.'), 'warning');
return;
}
$feed->clearStates();
$ids = $feed->getType()->getProcessor()->getExpiredIds($feed);
if (!$ids) {
$feed->unlock();
return;
}
$batch = ['title' => $this->t('Expiring: %title', ['%title' => $feed->label()]), 'init_message' => $this->t('Expiring: %title', ['%title' => $feed->label()]), 'progress_message' => $this->t('Expiring: %title', ['%title' => $feed->label()]), 'error_message' => $this->t('An error occored while expiring %title.', ['%title' => $feed->label()])];
foreach ($ids as $id) {
$batch['operations'][] = [[$this, 'expireItem'], [$feed, $id]];
}
$batch['operations'][] = [[$this, 'postExpire'], [$feed]];
batch_set($batch);
}
/**
* Handles a push import.
*
* @param \Drupal\feeds\FeedInterface $feed
* The feed receiving the push.
* @param string $payload
* The feed contents.
*
* @todo Move this to a queue.
*/
public function pushImport(FeedInterface $feed, $payload)
{
$feed->lock();
$fetcher_result = new RawFetcherResult($payload);
try {
do {
foreach ($this->doParse($feed, $fetcher_result) as $item) {
$this->doProcess($feed, $item);
}
} while ($feed->progressImporting() !== StateInterface::BATCH_COMPLETE);
} catch (EmptyFeedException $e) {
// Not an error.
} catch (\Exception $exception) {
// Do nothing. Will throw later.
}
$feed->finishImport();
if (isset($exception)) {
throw $exception;
}
}