/**
* {@inheritdoc}
*/
public function fetch(FeedInterface $feed, StateInterface $state)
{
$path = $feed->getSource();
// Just return a file fetcher result if this is a file. Make sure to
// re-validate the file extension in case the feed type settings have
// changed.
if (is_file($path)) {
if ($this->validateFilePath($path)) {
return new FetcherResult($path);
} else {
throw new \RuntimeException($this->t('%source has an invalid file extension.', ['%source' => $path]));
}
}
if (!is_dir($path) || !is_readable($path)) {
throw new \RuntimeException($this->t('%source is not a readable directory or file.', ['%source' => $path]));
}
// Batch if this is a directory.
if (!isset($state->files)) {
$state->files = $this->listFiles($path);
$state->total = count($state->files);
}
if ($state->files) {
$file = array_shift($state->files);
$state->progress($state->total, $state->total - count($state->files));
return new FetcherResult($file);
}
throw new EmptyFeedException();
}
/**
* {@inheritdoc}
*/
public function parse(FeedInterface $feed, FetcherResultInterface $fetcher_result, StateInterface $state)
{
$feed_config = $feed->getConfigurationFor($this);
if (!filesize($fetcher_result->getFilePath())) {
throw new EmptyFeedException();
}
// Load and configure parser.
$parser = CsvFileParser::createFromFilePath($fetcher_result->getFilePath())->setDelimiter($feed_config['delimiter'] === 'TAB' ? "\t" : $feed_config['delimiter'])->setHasHeader(!$feed_config['no_headers'])->setStartByte((int) $state->pointer);
// Wrap parser in a limit iterator.
$parser = new \LimitIterator($parser, 0, $this->configuration['line_limit']);
$header = !$feed_config['no_headers'] ? $parser->getHeader() : [];
$result = new ParserResult();
foreach ($parser as $row) {
$item = new DynamicItem();
foreach ($row as $delta => $cell) {
$key = isset($header[$delta]) ? $header[$delta] : $delta;
$item->set($key, $cell);
}
$result->addItem($item);
}
// Report progress.
$state->total = filesize($fetcher_result->getFilePath());
$state->pointer = $parser->lastLinePos();
$state->progress($state->total, $state->pointer);
return $result;
}
/**
* {@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 clear(FeedInterface $feed, StateInterface $state)
{
// Build base select statement.
$query = $this->queryFactory->get($this->entityType())->condition('feeds_item.target_id', $feed->id());
// If there is no total, query it.
if (!$state->total) {
$count_query = clone $query;
$state->total = (int) $count_query->count()->execute();
}
// Delete a batch of entities.
$entity_ids = $query->range(0, 10)->execute();
if ($entity_ids) {
$this->entityDeleteMultiple($entity_ids);
$state->deleted += count($entity_ids);
$state->progress($state->total, $state->deleted);
}
}
