/**
* {@inheritdoc}
*/
public function postClear(FeedInterface $feed, StateInterface $state)
{
$tokens = ['@item' => $this->getItemLabel(), '@items' => $this->getItemLabelPlural(), '%title' => $feed->label()];
if ($state->deleted) {
$state->setMessage($this->formatPlural($state->deleted, 'Deleted @count @item from %title.', 'Deleted @count @items from %title.', $tokens));
} else {
$state->setMessage($this->t('There are no @items to delete.', $tokens));
}
}
/**
* {@inheritdoc}
*/
public function fetch(FeedInterface $feed, StateInterface $state)
{
$sink = $this->generateSink();
$configuration = $this->getConfiguration();
$yt_state = ['channel_id' => $feed->getSource(), 'api_key' => $configuration['api_key'], 'import_limit' => $configuration['import_limit'], 'page_limit' => $configuration['page_limit'], 'pageToken' => ''];
$url = FeedsYoutubeHandler::buildURL($yt_state);
$response = $this->get($url, $sink, $this->getCacheKey($feed));
// 304, nothing to see here.
if ($response->getStatusCode() == Response::HTTP_NOT_MODIFIED) {
$state->setMessage($this->t('The feed has not been updated.'));
throw new EmptyFeedException();
}
return new HttpFetcherResult($sink, $response->getHeaders());
}
/**
* {@inheritdoc}
*/
public function fetch(FeedInterface $feed, StateInterface $state)
{
$response = $this->get($feed->getSource(), $this->getCacheKey($feed));
$feed->setSource($response->getEffectiveUrl());
// 304, nothing to see here.
if ($response->getStatusCode() == 304) {
$state->setMessage($this->t('The feed has not been updated.'));
throw new EmptyFeedException();
}
// Copy the temp stream to a real file.
$download_file = drupal_tempnam('temporary://', 'feeds_http_fetcher');
$dest_stream = Utils::create(fopen($download_file, 'w+'));
Utils::copyToStream($response->getBody(), $dest_stream);
$response->getBody()->close();
$dest_stream->close();
return new HttpFetcherResult($download_file, $response->getHeaders());
}
/**
* {@inheritdoc}
*/
public function process(FeedInterface $feed, ItemInterface $item, StateInterface $state)
{
$existing_entity_id = $this->existingEntityId($feed, $item);
$skip_existing = $this->configuration['update_existing'] == static::SKIP_EXISTING;
// Bulk load existing entities to save on db queries.
if ($skip_existing && $existing_entity_id) {
return;
}
// Delay building a new entity until necessary.
if ($existing_entity_id) {
$entity = $this->storageController->load($existing_entity_id);
}
$hash = $this->hash($item);
$changed = $existing_entity_id && $hash !== $entity->get('feeds_item')->hash;
// Do not proceed if the item exists, has not changed, and we're not
// forcing the update.
if ($existing_entity_id && !$changed && !$this->configuration['skip_hash_check']) {
return;
}
// Build a new entity.
if (!$existing_entity_id) {
$entity = $this->newEntity($feed);
}
try {
// Set field values.
$this->map($feed, $entity, $item);
$this->entityValidate($entity);
// This will throw an exception on failure.
$this->entitySaveAccess($entity);
// Set the values that we absolutely need.
$entity->get('feeds_item')->target_id = $feed->id();
$entity->get('feeds_item')->hash = $hash;
$entity->get('feeds_item')->imported = REQUEST_TIME;
// And... Save! We made it.
$this->storageController->save($entity);
// Track progress.
$existing_entity_id ? $state->updated++ : $state->created++;
} catch (\Exception $e) {
$state->failed++;
$state->setMessage($e->getMessage(), 'warning');
}
}
