function aggregator_aggregator_process in Drupal 7

Implements hook_aggregator_process().

File

modules/aggregator/aggregator.processor.inc, line 21

Processor functions for the aggregator module.

Code

function aggregator_aggregator_process($feed) {
  if (is_object($feed)) {
    if (is_array($feed->items)) {
      foreach ($feed->items as $item) {

        // Save this item. Try to avoid duplicate entries as much as possible. If
        // we find a duplicate entry, we resolve it and pass along its ID is such
        // that we can update it if needed.
        if (!empty($item['guid'])) {
          $entry = db_query("SELECT iid, timestamp FROM {aggregator_item} WHERE fid = :fid AND guid = :guid", array(
            ':fid' => $feed->fid,
            ':guid' => $item['guid'],
          ))
            ->fetchObject();
        }
        elseif ($item['link'] && $item['link'] != $feed->link && $item['link'] != $feed->url) {
          $entry = db_query("SELECT iid, timestamp FROM {aggregator_item} WHERE fid = :fid AND link = :link", array(
            ':fid' => $feed->fid,
            ':link' => $item['link'],
          ))
            ->fetchObject();
        }
        else {
          $entry = db_query("SELECT iid, timestamp FROM {aggregator_item} WHERE fid = :fid AND title = :title", array(
            ':fid' => $feed->fid,
            ':title' => $item['title'],
          ))
            ->fetchObject();
        }
        if (!$item['timestamp']) {
          $item['timestamp'] = isset($entry->timestamp) ? $entry->timestamp : REQUEST_TIME;
        }

        // Make sure the item title and author fit in the 255 varchar column.
        $item['title'] = truncate_utf8($item['title'], 255, TRUE, TRUE);
        $item['author'] = truncate_utf8($item['author'], 255, TRUE, TRUE);
        aggregator_save_item(array(
          'iid' => isset($entry->iid) ? $entry->iid : '',
          'fid' => $feed->fid,
          'timestamp' => $item['timestamp'],
          'title' => $item['title'],
          'link' => $item['link'],
          'author' => $item['author'],
          'description' => $item['description'],
          'guid' => $item['guid'],
        ));
      }
    }
  }
}